cinelerra-5.1/cinelerra/mwindow.C

   1 /*
   2  * CINELERRA
   3  * Copyright (C) 1997-2014 Adam Williams <broadcast at earthling dot net>
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  18  *
  19  */
  20
  21 #include "aboutprefs.h"
  22 #include "asset.h"
  23 #include "assets.h"
  24 #include "atrack.h"
  25 #include "audioalsa.h"
  26 #include "autos.h"
  27 #include "awindowgui.h"
  28 #include "awindow.h"
  29 #include "batchrender.h"
  30 #include "bccmodels.h"
  31 #include "bcdisplayinfo.h"
  32 #include "bcprogressbox.h"
  33 #include "bcsignals.h"
  34 #include "bctimer.h"
  35 #include "bctrace.h"
  36 #include "bdcreate.h"
  37 #include "brender.h"
  38 #include "cache.h"
  39 #include "channel.h"
  40 #include "channeldb.h"
  41 #include "channelinfo.h"
  42 #include "clip.h"
  43 #include "clipedls.h"
  44 #include "commercials.h"
  45 #include "confirmsave.h"
  46 #include "convert.h"
  47 #include "cplayback.h"
  48 #include "ctimebar.h"
  49 #include "cwindowgui.h"
  50 #include "cwindow.h"
  51 #include "cwindowtool.h"
  52 #include "bchash.h"
  53 #include "devicedvbinput.inc"
  54 #include "dvdcreate.h"
  55 #include "editpanel.h"
  56 #include "edl.h"
  57 #include "edlsession.h"
  58 #include "errorbox.h"
  59 #include "fileformat.h"
  60 #include "file.h"
  61 #include "filesystem.h"
  62 #include "filexml.h"
  63 #include "floatautos.h"
  64 #include "framecache.h"
  65 #include "gwindow.h"
  66 #include "gwindowgui.h"
  67 #include "keyframegui.h"
  68 #include "indexfile.h"
  69 #include "intautos.h"
  70 #include "interlacemodes.h"
  71 #include "language.h"
  72 #include "levelwindowgui.h"
  73 #include "levelwindow.h"
  74 #include "loadfile.inc"
  75 #include "localsession.h"
  76 #include "maincursor.h"
  77 #include "mainerror.h"
  78 #include "mainindexes.h"
  79 #include "mainmenu.h"
  80 #include "mainprogress.h"
  81 #include "mainsession.h"
  82 #include "mainundo.h"
  83 #include "mbuttons.h"
  84 #include "mixersalign.h"
  85 #include "mutex.h"
  86 #include "mwindowgui.h"
  87 #include "mwindow.h"
  88 #include "new.h"
  89 #include "panautos.h"
  90 #include "patchbay.h"
  91 #include "playback3d.h"
  92 #include "playbackengine.h"
  93 #include "plugin.h"
  94 #include "pluginserver.h"
  95 #include "pluginset.h"
  96 #include "preferences.h"
  97 #include "proxy.h"
  98 #include "record.h"
  99 #include "recordmonitor.h"
 100 #include "recordlabel.h"
 101 #include "removefile.h"
 102 #include "render.h"
 103 #include "resourcethread.h"
 104 #include "savefile.inc"
 105 #include "samplescroll.h"
 106 #include "sha1.h"
 107 #include "shuttle.h"
 108 #include "sighandler.h"
 109 #include "splashgui.h"
 110 #include "statusbar.h"
 111 #include "theme.h"
 112 #include "threadloader.h"
 113 #include "timebar.h"
 114 #include "timelinepane.h"
 115 #include "tipwindow.h"
 116 #include "trackcanvas.h"
 117 #include "track.h"
 118 #include "tracking.h"
 119 #include "trackscroll.h"
 120 #include "tracks.h"
 121 #include "transition.h"
 122 #include "transportque.h"
 123 #include "vframe.h"
 124 #include "vtrack.h"
 125 #include "versioninfo.h"
 126 #include "vicon.h"
 127 #include "videodevice.inc"
 128 #include "videowindow.h"
 129 #include "vplayback.h"
 130 #include "vwindowgui.h"
 131 #include "vwindow.h"
 132 #include "wavecache.h"
 133 #include "wintv.h"
 134 #include "wwindow.h"
 135 #include "zoombar.h"
 136 #include "zwindow.h"
 137 #include "zwindowgui.h"
 138 #include "exportedl.h"
 139
 140 #include "defaultformats.h"
 141 #include "ntsczones.h"
 142
 143 #include <stdint.h>
 144 #include <stdlib.h>
 145 #include <unistd.h>
 146 #include <fcntl.h>
 147 #include <string.h>
 148 #include <sys/types.h>
 149 #include <sys/stat.h>
 150 #include <sys/time.h>
 151 #include <sys/mman.h>
 152 #include <sys/file.h>
 153 #include <limits.h>
 154 #include <errno.h>
 155
 156
 157 extern "C"
 158 {
 159
 160
 161
 162
 163 // Hack for libdv to remove glib dependancy
 164
 165 // void
 166 // g_log (const char    *log_domain,
 167 //        int  log_level,
 168 //        const char    *format,
 169 //        ...)
 170 // {
 171 // }
 172 //
 173 // void
 174 // g_logv (const char    *log_domain,
 175 //        int  log_level,
 176 //        const char    *format,
 177 //        ...)
 178 // {
 179 // }
 180 //
 181
 182 }
 183
 184 extern long cin_timezone;
 185
 186 ArrayList<PluginServer*>* MWindow::plugindb = 0;
 187 Commercials* MWindow::commercials = 0;
 188
 189
 190 MWindow::MWindow()
 191  : Thread(1, 0, 0)
 192 {
 193         run_lock = new Mutex("MWindow::run_lock");
 194         plugin_gui_lock = new Mutex("MWindow::plugin_gui_lock");
 195         dead_plugin_lock = new Mutex("MWindow::dead_plugin_lock");
 196         vwindows_lock = new Mutex("MWindow::vwindows_lock");
 197         zwindows_lock = new Mutex("MWindow::zwindows_lock");
 198         brender_lock = new Mutex("MWindow::brender_lock");
 199         keyframe_gui_lock = new Mutex("MWindow::keyframe_gui_lock");
 200
 201         playback_3d = 0;
 202         splash_window = 0;
 203         undo = 0;
 204         undo_command = COMMAND_NONE;
 205         defaults = 0;
 206         assets = 0;
 207         //commercials = 0;
 208         commercial_active = 0;
 209         audio_cache = 0;
 210         video_cache = 0;
 211         frame_cache = 0;
 212         wave_cache = 0;
 213         preferences = 0;
 214         session = 0;
 215         theme = 0;
 216         mainindexes = 0;
 217         mainprogress = 0;
 218         brender = 0;
 219         brender_active = 0;
 220         strcpy(cin_lang,"en");
 221         channeldb_buz =  new ChannelDB;
 222         channeldb_v4l2jpeg =  new ChannelDB;
 223         plugin_guis = 0;
 224         dead_plugins = 0;
 225         keyframe_threads = 0;
 226         create_bd = 0;
 227         create_dvd = 0;
 228         batch_render = 0;
 229         convert_render = 0;
 230         render = 0;
 231         edl = 0;
 232         gui = 0;
 233         cwindow = 0;
 234         awindow = 0;
 235         gwindow = 0;
 236         twindow = 0;
 237         wwindow = 0;
 238         lwindow = 0;
 239         sighandler = 0;
 240         restart_status = 0;
 241         screens = 1;
 242         in_destructor = 0;
 243         speed_edl = 0;
 244         beeper = 0;
 245         shuttle = 0;
 246         wintv = 0;
 247         mixers_align = 0;
 248 }
 249
 250
 251 // Need to delete brender temporary here.
 252 MWindow::~MWindow()
 253 {
 254         run_lock->lock("MWindow::~MWindow");
 255         in_destructor = 1;
 256 //printf("MWindow::~MWindow %d\n", __LINE__);
 257         if( wwindow && wwindow->is_running() )
 258                 wwindow->close_window();
 259         if( twindow && twindow->is_running() )
 260                 twindow->close_window();
 261         gui->remote_control->deactivate();
 262         gui->record->stop();
 263 #ifdef HAVE_DVB
 264         gui->channel_info->stop();
 265 #endif
 266         delete beeper;
 267         delete create_bd;       create_bd = 0;
 268         delete create_dvd;      create_dvd = 0;
 269         delete shuttle;         shuttle = 0;
 270 #ifdef HAVE_WINTV
 271         delete wintv;           wintv = 0;
 272 #endif
 273         delete batch_render;    batch_render = 0;
 274         delete convert_render;  convert_render = 0;
 275         delete render;          render = 0;
 276         delete mixers_align;    mixers_align = 0;
 277         commit_commercial();
 278         if( commercials && !commercials->remove_user() ) commercials = 0;
 279         close_mixers();
 280         if( speed_edl ) { speed_edl->remove_user();  speed_edl = 0; }
 281 // Save defaults for open plugins
 282         plugin_gui_lock->lock("MWindow::~MWindow");
 283         for(int i = 0; i < plugin_guis->size(); i++) {
 284                 plugin_guis->get(i)->hide_gui();
 285                 delete_plugin(plugin_guis->get(i));
 286         }
 287         plugin_gui_lock->unlock();
 288         hide_keyframe_guis();
 289         clean_indexes();
 290         save_defaults();
 291 // Give up and go to a movie
 292 //  cant run valgrind if this is used
 293
 294         gui->del_keyboard_listener(
 295                 (int (BC_WindowBase::*)(BC_WindowBase *))
 296                 &MWindowGUI::keyboard_listener);
 297 #if 0
 298 // release the hounds
 299         if( awindow && awindow->gui ) awindow->gui->close(0);
 300         if( cwindow && cwindow->gui ) cwindow->gui->close(0);
 301         if( lwindow && lwindow->gui ) lwindow->gui->close(0);
 302         if( gwindow && gwindow->gui ) gwindow->gui->close(0);
 303         vwindows.remove_all_objects();
 304         zwindows.remove_all_objects();
 305         gui->close(0);
 306         if( awindow ) awindow->join();
 307         if( cwindow ) cwindow->join();
 308         if( lwindow ) lwindow->join();
 309         if( gwindow ) gwindow->join();
 310         join();
 311 #else
 312 // one at a time, or nouveau chokes
 313 #define close_gui(win) if( win ) { \
 314   if( win->gui ) win->gui->close(0); \
 315   win->join(); }
 316         close_gui(awindow);
 317         close_gui(cwindow);
 318         close_gui(lwindow);
 319         close_gui(gwindow);
 320         vwindows.remove_all_objects();
 321         zwindows.remove_all_objects();
 322         gui->close(0);
 323         join();
 324 #endif
 325         reset_caches();
 326         dead_plugins->remove_all_objects();
 327 // must delete theme before destroying plugindb
 328 //  theme destructor will be deleted by delete_plugins
 329         delete theme;           theme = 0;
 330         delete_plugins();
 331         finit_error();
 332         keyframe_threads->remove_all_objects();
 333         colormodels.remove_all_objects();
 334         delete awindow;         awindow = 0;
 335         delete lwindow;         lwindow = 0;
 336         delete twindow;         twindow = 0;
 337         delete wwindow;         wwindow = 0;
 338         delete gwindow;         gwindow = 0;
 339         delete cwindow;         cwindow = 0;
 340         delete gui;             gui = 0;
 341         delete mainindexes;     mainindexes = 0;
 342         delete mainprogress;    mainprogress = 0;
 343         delete audio_cache;     audio_cache = 0;  // delete the cache after the assets
 344         delete video_cache;     video_cache = 0;  // delete the cache after the assets
 345         delete frame_cache;     frame_cache = 0;
 346         delete wave_cache;      wave_cache = 0;
 347         delete plugin_guis;     plugin_guis = 0;
 348         delete dead_plugins;    dead_plugins = 0;
 349         delete keyframe_threads;  keyframe_threads = 0;
 350         delete undo;            undo = 0;
 351         delete preferences;     preferences = 0;
 352         delete exportedl;       exportedl = 0;
 353         delete session;         session = 0;
 354         delete defaults;        defaults = 0;
 355         delete assets;          assets = 0;
 356         delete splash_window;   splash_window = 0;
 357         if( !edl->Garbage::remove_user() ) edl = 0;
 358         delete channeldb_buz;
 359         delete channeldb_v4l2jpeg;
 360 // This must be last thread to exit
 361         delete playback_3d;     playback_3d = 0;
 362         delete dead_plugin_lock;
 363         delete plugin_gui_lock;
 364         delete vwindows_lock;
 365         delete zwindows_lock;
 366         delete brender_lock;
 367         delete keyframe_gui_lock;
 368         colormodels.remove_all_objects();
 369         interlace_project_modes.remove_all_objects();
 370         interlace_asset_modes.remove_all_objects();
 371         sighandler->terminate();
 372         delete sighandler;
 373         delete run_lock;
 374 }
 375
 376
 377 void MWindow::quit()
 378 {
 379         gui->set_done(0);
 380 }
 381
 382 void MWindow::init_error()
 383 {
 384         MainError::init_error(this);
 385 }
 386
 387 void MWindow::finit_error()
 388 {
 389         MainError::finit_error();
 390 }
 391
 392 void MWindow::create_defaults_path(char *string, const char *config_file)
 393 {
 394 // set the .bcast path
 395         FileSystem fs;
 396
 397         sprintf(string, "%s/", File::get_config_path());
 398         fs.complete_path(string);
 399         if(!fs.is_dir(string))
 400                 fs.create_dir(string);
 401
 402 // load the defaults
 403         strcat(string, config_file);
 404 }
 405 const char *MWindow::default_std()
 406 {
 407         char buf[BCTEXTLEN], *p = 0;
 408
 409         int fd = open(TIMEZONE_NAME, O_RDONLY);
 410         if( fd >= 0 ) {
 411                 int l = read(fd, buf, sizeof(buf)-1);
 412                 close(fd);
 413                 if( l > 0 ) {
 414                         if( buf[l-1] == '\n' ) --l;
 415                         buf[l] = 0;
 416                         p = buf;
 417                 }
 418         }
 419         if( !p ) {
 420                 int l = readlink(LOCALTIME_LINK, buf, sizeof(buf)-1);
 421                 if( l > 0 ) {
 422                         buf[l] = 0;
 423                         if( !(p=strstr(buf, ZONEINFO_STR)) != 0 ) return "PAL";
 424                         p += strlen(ZONEINFO_STR);
 425                 }
 426         }
 427
 428         if( p ) {
 429                 for( int i=0; ntsc_zones[i]; ++i ) {
 430                         if( !strcmp(ntsc_zones[i], p) )
 431                                 return "NTSC";
 432                 }
 433         }
 434
 435         p = getenv("TZ");
 436         if( p ) {
 437                 for( int i=0; ntsc_zones[i]; ++i ) {
 438                         if( !strcmp(ntsc_zones[i], p) )
 439                                 return "NTSC";
 440                 }
 441         }
 442
 443 // cin_timezone: Seconds west of UTC.  240sec/deg
 444         double tz_deg =  -cin_timezone / 240.;
 445 // from Honolulu = -10, to New York = -5, 15deg/hr   lat -150..-75
 446         return tz_deg >= -10*15 && tz_deg <= -5*15 ? "NTSC" : "PAL";
 447 }
 448
 449 void MWindow::fill_preset_defaults(const char *preset, EDLSession *session)
 450 {
 451         struct formatpresets *fpr;
 452
 453         for(fpr = &format_presets[0]; fpr->name; fpr++)
 454         {
 455                 if(strcmp(_(fpr->name), preset) == 0)
 456                 {
 457                         session->audio_channels = fpr->audio_channels;
 458                         session->audio_tracks = fpr->audio_tracks;
 459                         session->sample_rate = fpr->sample_rate;
 460                         session->video_channels = fpr->video_channels;
 461                         session->video_tracks = fpr->video_tracks;
 462                         session->frame_rate = fpr->frame_rate;
 463                         session->output_w = fpr->output_w;
 464                         session->output_h = fpr->output_h;
 465                         session->aspect_w = fpr->aspect_w;
 466                         session->aspect_h = fpr->aspect_h;
 467                         session->interlace_mode = fpr->interlace_mode;
 468                         session->color_model = fpr->color_model;
 469                         return;
 470                 }
 471         }
 472 }
 473
 474 const char *MWindow::get_preset_name(int index)
 475 {
 476         if(index < 0 || index >= (int)MAX_NUM_PRESETS)
 477                 return "Error";
 478         return _(format_presets[index].name);
 479 }
 480
 481
 482 void MWindow::init_defaults(BC_Hash* &defaults, char *config_path)
 483 {
 484         char path[BCTEXTLEN];
 485 // Use user supplied path
 486         if(config_path[0])
 487                 strcpy(path, config_path);
 488         else
 489                 create_defaults_path(path, CONFIG_FILE);
 490
 491         delete defaults;
 492         defaults = new BC_Hash(path);
 493         defaults->load();
 494 }
 495
 496
 497 void MWindow::check_language()
 498 {
 499         char curr_lang[BCTEXTLEN]; curr_lang[0] = 0;
 500         const char *env_lang = getenv("LANGUAGE");
 501         if( !env_lang ) env_lang = getenv("LC_ALL");
 502         if( !env_lang ) env_lang = getenv("LANG");
 503         if( !env_lang ) {
 504                 snprintf(curr_lang, sizeof(curr_lang), "%s_%s-%s",
 505                         BC_Resources::language, BC_Resources::region, BC_Resources::encoding);
 506                 env_lang = curr_lang;
 507         }
 508         char last_lang[BCTEXTLEN]; last_lang[0] = 0;
 509         defaults->get("LAST_LANG",last_lang);
 510         if( strcmp(env_lang,last_lang)) {
 511                 printf("lang changed from '%s' to '%s'\n", last_lang, env_lang);
 512                 defaults->update("LAST_LANG",env_lang);
 513                 char plugin_path[BCTEXTLEN];
 514                 create_defaults_path(plugin_path, PLUGIN_FILE);
 515                 ::remove(plugin_path);
 516                 char ladspa_path[BCTEXTLEN];
 517                 create_defaults_path(ladspa_path, LADSPA_FILE);
 518                 ::remove(ladspa_path);
 519                 defaults->save();
 520         }
 521         if( strlen(env_lang) > 1 &&
 522             ( env_lang[2] == 0 || env_lang[2] == '_'  || env_lang[2] == '.' ) ) {
 523                 cin_lang[0] = env_lang[0];  cin_lang[1] = env_lang[1];  cin_lang[2] = 0;
 524         }
 525         else
 526                 strcpy(cin_lang, "en");
 527 }
 528
 529 void MWindow::get_plugin_path(char *path, const char *plug_dir, const char *fs_path)
 530 {
 531         char *base_path = FileSystem::basepath(fs_path), *bp = base_path;
 532         if( plug_dir ) {
 533                 const char *dp = plug_dir;
 534                 while( *bp && *dp && *bp == *dp ) { ++bp; ++dp; }
 535                 bp = !*dp && *bp == '/' ? bp+1 : base_path;
 536         }
 537         strcpy(path, bp);
 538         delete [] base_path;
 539 }
 540
 541 int MWindow::load_plugin_index(MWindow *mwindow, FILE *fp, const char *plugin_dir)
 542 {
 543         if( !fp ) return -1;
 544 // load index
 545         fseek(fp, 0, SEEK_SET);
 546         int ret = 0;
 547         char index_line[BCTEXTLEN];
 548         int index_version = -1, len = strlen(plugin_dir);
 549         if( !fgets(index_line, BCTEXTLEN, fp) ||
 550             sscanf(index_line, "%d", &index_version) != 1 ||
 551             index_version != PLUGIN_FILE_VERSION ||
 552             !fgets(index_line, BCTEXTLEN, fp) ||
 553             (int)strlen(index_line)-1 != len || index_line[len] != '\n' ||
 554             strncmp(index_line, plugin_dir, len) != 0 ) ret = 1;
 555
 556         ArrayList<PluginServer*> plugins;
 557         while( !ret && !feof(fp) && fgets(index_line, BCTEXTLEN, fp) ) {
 558                 if( index_line[0] == ';' ) continue;
 559                 if( index_line[0] == '#' ) continue;
 560                 int type = PLUGIN_TYPE_UNKNOWN;
 561                 char path[BCTEXTLEN], title[BCTEXTLEN];
 562                 int64_t mtime = 0;
 563                 if( PluginServer::scan_table(index_line, type, path, title, mtime) ) {
 564                         ret = 1; continue;
 565                 }
 566                 PluginServer *server = 0;
 567                 switch( type ) {
 568                 case PLUGIN_TYPE_BUILTIN:
 569                 case PLUGIN_TYPE_EXECUTABLE:
 570                 case PLUGIN_TYPE_LADSPA: {
 571                         char plugin_path[BCTEXTLEN];  struct stat st;
 572                         sprintf(plugin_path, "%s/%s", plugin_dir, path);
 573                         if( stat(plugin_path, &st) || st.st_mtime != mtime ) {
 574                                 ret = 1; continue;
 575                         }
 576                         server = new PluginServer(mwindow, plugin_path, type);
 577                         break; }
 578                 case PLUGIN_TYPE_FFMPEG: {
 579                         server = new_ffmpeg_server(mwindow, path);
 580                         break; }
 581                 case PLUGIN_TYPE_LV2: {
 582                         server = new_lv2_server(mwindow, path);
 583                         break; }
 584                 }
 585                 if( !server ) continue;
 586                 plugins.append(server);
 587 // Create plugin server from index entry
 588                 server->set_title(title);
 589                 if( server->read_table(index_line) ) {
 590                         ret = 1;  continue;
 591                 }
 592         }
 593
 594         if( !ret )
 595                 ret = check_plugin_index(plugins, plugin_dir, ".");
 596
 597         if( !ret )
 598                 add_plugins(plugins);
 599         else
 600                 plugins.remove_all_objects();
 601
 602         return ret;
 603 }
 604
 605 int MWindow::check_plugin_index(ArrayList<PluginServer*> &plugins,
 606         const char *plug_dir, const char *plug_path)
 607 {
 608         char plugin_path[BCTEXTLEN];
 609         sprintf(plugin_path, "%s/%s", plug_dir, plug_path);
 610         FileSystem fs;
 611         fs.set_filter( "[*.plugin][*.so]" );
 612         if( fs.update(plugin_path) )
 613                 return 1;
 614
 615         for( int i=0; i<fs.dir_list.total; ++i ) {
 616                 char fs_path[BCTEXTLEN];
 617                 get_plugin_path(fs_path, 0, fs.dir_list[i]->path);
 618                 if( fs.is_dir(fs_path) ) {
 619                         get_plugin_path(plugin_path, plug_dir, fs_path);
 620                         if( check_plugin_index(plugins, plug_dir, plugin_path) )
 621                                 return 1;
 622                 }
 623                 else if( !plugin_exists(fs_path, plugins) )
 624                         return 1;
 625         }
 626         return 0;
 627 }
 628
 629
 630 int MWindow::init_plugins(MWindow *mwindow, Preferences *preferences)
 631 {
 632         if( !plugindb )
 633                 plugindb = new ArrayList<PluginServer*>;
 634         init_ffmpeg();
 635         char index_path[BCTEXTLEN], plugin_path[BCTEXTLEN];
 636         create_defaults_path(index_path, PLUGIN_FILE);
 637         char *plugin_dir = FileSystem::basepath(preferences->plugin_dir);
 638         strcpy(plugin_path, plugin_dir);  delete [] plugin_dir;
 639         FILE *fp = fopen(index_path,"a+");
 640         if( !fp ) {
 641                 fprintf(stderr,_("MWindow::init_plugins: "
 642                         "can't open plugin index: %s\n"), index_path);
 643                 return -1;
 644         }
 645         int fd = fileno(fp), ret = -1;
 646         if( !flock(fd, LOCK_EX) ) {
 647                 fseek(fp, 0, SEEK_SET);
 648                 ret = load_plugin_index(mwindow, fp, plugin_path);
 649         }
 650         if( ret > 0 ) {
 651                 ftruncate(fd, 0);
 652                 fseek(fp, 0, SEEK_SET);
 653                 printf("init plugin index: %s\n", plugin_path);
 654                 fprintf(fp, "%d\n", PLUGIN_FILE_VERSION);
 655                 fprintf(fp, "%s\n", plugin_path);
 656                 init_plugin_index(mwindow, preferences, fp, plugin_path);
 657                 init_ffmpeg_index(mwindow, preferences, fp);
 658                 init_lv2_index(mwindow, preferences, fp);
 659                 fseek(fp, 0, SEEK_SET);
 660                 ret = load_plugin_index(mwindow, fp, plugin_path);
 661         }
 662         if( ret ) {
 663                 fprintf(stderr,_("MWindow::init_plugins: "
 664                         "can't %s plugin index: %s\n"),
 665                         ret>0 ? _("create") : _("lock"), index_path);
 666         }
 667         fclose(fp);
 668         return ret;
 669 }
 670
 671 int MWindow::init_ladspa_plugins(MWindow *mwindow, Preferences *preferences)
 672 {
 673         char *path = getenv("LADSPA_PATH");
 674         char ladspa_path[BCTEXTLEN];
 675         if( !path ) {
 676                 strncpy(ladspa_path, File::get_ladspa_path(), sizeof(ladspa_path));
 677                 path = ladspa_path;
 678         }
 679         for( int len=0; *path; path+=len ) {
 680                 char *cp = strchr(path,':');
 681                 len = !cp ? strlen(path) : cp-path;
 682                 char index_path[BCTEXTLEN], plugin_path[BCTEXTLEN];
 683                 memcpy(plugin_path, path, len);  plugin_path[len] = 0;
 684                 if( cp ) ++len;
 685                 char *plugin_dir = FileSystem::basepath(plugin_path);
 686                 strcpy(plugin_path, plugin_dir);  delete [] plugin_dir;
 687                 create_defaults_path(index_path, LADSPA_FILE);
 688                 cp = index_path + strlen(index_path);
 689                 for( char *bp=plugin_path; *bp!=0; ++bp )
 690                         *cp++ = *bp=='/' ? '_' : *bp;
 691                 *cp = 0;
 692                 FILE *fp = fopen(index_path,"a+");
 693                 if( !fp ) {
 694                         fprintf(stderr,_("MWindow::init_ladspa_plugins: "
 695                                 "can't open ladspa plugin index: %s\n"), index_path);
 696                         continue;
 697                 }
 698                 int fd = fileno(fp), ret = -1;
 699                 if( !flock(fd, LOCK_EX) ) {
 700                         fseek(fp, 0, SEEK_SET);
 701                         ret = load_plugin_index(mwindow, fp, plugin_path);
 702                 }
 703                 if( ret > 0 ) {
 704                         ftruncate(fd, 0);
 705                         fseek(fp, 0, SEEK_SET);
 706                         init_ladspa_index(mwindow, preferences, fp, plugin_path);
 707                         fseek(fp, 0, SEEK_SET);
 708                         ret = load_plugin_index(mwindow, fp, plugin_path);
 709                 }
 710                 if( ret ) {
 711                         fprintf(stderr,_("MWindow::init_ladspa_plugins: "
 712                                 "can't %s ladspa plugin index: %s\n"),
 713                                 ret>0 ? _("create") : _("lock"), index_path);
 714                 }
 715                 fclose(fp);
 716         }
 717         return 1;
 718 }
 719
 720 void MWindow::init_plugin_index(MWindow *mwindow, Preferences *preferences,
 721         FILE *fp, const char *plugin_dir)
 722 {
 723         int idx = PLUGIN_IDS;
 724         if( plugindb ) {
 725                 for( int i=0; i<plugindb->size(); ++i ) {
 726                         PluginServer *server = plugindb->get(i);
 727                         if( server->dir_idx >= idx )
 728                                 idx = server->dir_idx+1;
 729                 }
 730         }
 731         scan_plugin_index(mwindow, preferences, fp, plugin_dir, ".", idx);
 732 }
 733
 734 void MWindow::scan_plugin_index(MWindow *mwindow, Preferences *preferences, FILE *fp,
 735         const char *plug_dir, const char *plug_path, int &idx)
 736 {
 737         char plugin_path[BCTEXTLEN];
 738         sprintf(plugin_path, "%s/%s", plug_dir, plug_path);
 739         FileSystem fs;
 740         fs.set_filter( "[*.plugin][*.so]" );
 741         int result = fs.update(plugin_path);
 742         if( result || !fs.dir_list.total ) return;
 743         int vis_id = idx++;
 744
 745         for( int i=0; i<fs.dir_list.total; ++i ) {
 746                 char fs_path[BCTEXTLEN], path[BCTEXTLEN];
 747                 get_plugin_path(fs_path, 0, fs.dir_list[i]->path);
 748                 get_plugin_path(path, plug_dir, fs_path);
 749                 if( fs.is_dir(fs_path) ) {
 750                         scan_plugin_index(mwindow, preferences, fp, plug_dir, path, idx);
 751                         continue;
 752                 }
 753                 if( plugin_exists(path) ) continue;
 754                 struct stat st;
 755                 if( stat(fs_path, &st) ) continue;
 756                 int64_t mtime = st.st_mtime;
 757                 PluginServer server(mwindow, fs_path, PLUGIN_TYPE_UNKNOWN);
 758                 result = server.open_plugin(1, preferences, 0, 0);
 759                 if( !result ) {
 760                         server.write_table(fp, path, vis_id, mtime);
 761                         server.close_plugin();
 762                 }
 763                 else if( result == PLUGINSERVER_IS_LAD ) {
 764                         int lad_index = 0;
 765                         for(;;) {
 766                                 PluginServer ladspa(mwindow, fs_path, PLUGIN_TYPE_LADSPA);
 767                                 ladspa.set_lad_index(lad_index++);
 768                                 result = ladspa.open_plugin(1, preferences, 0, 0);
 769                                 if( result ) break;
 770                                 ladspa.write_table(fp, path, PLUGIN_LADSPA_ID, mtime);
 771                                 ladspa.close_plugin();
 772                         }
 773                 }
 774         }
 775 }
 776
 777 void MWindow::add_plugins(ArrayList<PluginServer*> &plugins)
 778 {
 779         for( int i=0; i<plugins.size(); ++i )
 780                 plugindb->append(plugins[i]);
 781         plugins.remove_all();
 782 }
 783
 784 void MWindow::init_plugin_tips(ArrayList<PluginServer*> &plugins, const char *lang)
 785 {
 786         const char *dat_path = File::get_cindat_path();
 787         char msg_path[BCTEXTLEN];
 788         FILE *fp = 0;
 789         if( BC_Resources::language[0] ) {
 790                 snprintf(msg_path, sizeof(msg_path), "%s/info/plugins.%s",
 791                         dat_path, lang);
 792                 fp = fopen(msg_path, "r");
 793         }
 794         if( !fp ) {
 795                 snprintf(msg_path, sizeof(msg_path), "%s/info/plugins.txt",
 796                         dat_path);
 797                 fp = fopen(msg_path, "r");
 798         }
 799         if( !fp ) return;
 800         char text[BCTEXTLEN];
 801         char *tp = text, *ep = tp + sizeof(text)-1;
 802         char title[BCTEXTLEN];
 803         title[0] = 0;
 804         int no = 0;
 805         for(;;) {
 806                 ++no;  int done = 1;
 807                 char line[BCTEXTLEN], *cp = line;
 808                 if( fgets(line,sizeof(line)-1,fp) ) {
 809                         if( *cp == '#' ) continue;
 810                         done = *cp == ' ' || *cp == '\t' ? 0 : -1;
 811                 }
 812                 if( done ) {
 813                         if( tp > text && *--tp == '\n' ) *tp = 0;
 814                         if( title[0] ) {
 815                                 int idx = plugins.size();
 816                                 while( --idx>=0 && strcmp(plugins[idx]->title, title) );
 817                                 if( idx >= 0 ) {
 818                                         delete [] plugins[idx]->tip;
 819                                         plugins[idx]->tip = cstrdup(text);
 820                                 }
 821                                 title[0] = 0;
 822                         }
 823                         if( done > 0 ) break;
 824                         tp = text;  *tp = 0;
 825                         char *dp = strchr(cp, ':');
 826                         if( !dp ) {
 827                                 printf("plugin tips: error on line %d\n", no);
 828                                 continue;
 829                         }
 830                         char *bp = title;
 831                         while( cp < dp ) *bp++ = *cp++;
 832                         *bp = 0;
 833                         ++cp;
 834                 }
 835
 836                 while( *cp == ' ' || *cp == '\t' ) ++cp;
 837                 for( ; tp<ep && (*tp=*cp)!=0; ++tp,++cp );
 838         }
 839         fclose(fp);
 840 }
 841
 842 void MWindow::delete_plugins()
 843 {
 844         plugindb->remove_all_objects();
 845         delete plugindb;
 846         plugindb = 0;
 847 }
 848
 849 void MWindow::search_plugindb(int do_audio,
 850                 int do_video,
 851                 int is_realtime,
 852                 int is_transition,
 853                 int is_theme,
 854                 ArrayList<PluginServer*> &results)
 855 {
 856 // Get plugins
 857         for(int i = 0; i < MWindow::plugindb->total; i++)
 858         {
 859                 PluginServer *current = MWindow::plugindb->get(i);
 860
 861                 if(current->audio == do_audio &&
 862                         current->video == do_video &&
 863                         (current->realtime == is_realtime || is_realtime < 0) &&
 864                         current->transition == is_transition &&
 865                         current->theme == is_theme)
 866                         results.append(current);
 867         }
 868
 869 // Alphabetize list by title
 870         int done = 0;
 871         while(!done)
 872         {
 873                 done = 1;
 874
 875                 for(int i = 0; i < results.total - 1; i++)
 876                 {
 877                         PluginServer *value1 = results[i];
 878                         PluginServer *value2 = results[i + 1];
 879                         if(strcmp(_(value1->title), _(value2->title)) > 0)
 880                         {
 881                                 done = 0;
 882                                 results[i] = value2;
 883                                 results[i + 1] = value1;
 884                         }
 885                 }
 886         }
 887 }
 888
 889 PluginServer* MWindow::scan_plugindb(char *title,
 890                 int data_type)
 891 {
 892 //      if(data_type < 0)
 893 //      {
 894 //              printf("MWindow::scan_plugindb data_type < 0\n");
 895 //              return 0;
 896 //      }
 897
 898         for(int i = 0; i < plugindb->total; i++)
 899         {
 900                 PluginServer *server = plugindb->get(i);
 901                 if(server->title &&
 902                         !strcasecmp(server->title, title) &&
 903                         (data_type < 0 ||
 904                                 (data_type == TRACK_AUDIO && server->audio) ||
 905                                 (data_type == TRACK_VIDEO && server->video)))
 906                         return plugindb->get(i);
 907         }
 908         return 0;
 909 }
 910
 911 // repair session files with xlated plugin titles
 912 void MWindow::fix_plugin_title(char *title)
 913 {
 914         for(int i = 0; i < plugindb->total; i++) {
 915                 PluginServer *server = plugindb->get(i);
 916                 if( !server->title ) continue;
 917                 const char *server_title = server->title;
 918                 if( !bstrcasecmp(title, _(server_title)) ) {
 919                         strcpy(title, server_title);
 920                         return;
 921                 }
 922         }
 923 }
 924
 925 int MWindow::plugin_exists(const char *plugin_path, ArrayList<PluginServer*> &plugins)
 926 {
 927         for( int i=0; i<plugins.size(); ++i )
 928                 if( !strcmp(plugin_path, plugins[i]->get_path()) ) return 1;
 929         return 0;
 930 }
 931
 932 int MWindow::plugin_exists(char *plugin_path)
 933 {
 934         return !plugindb ? 0 : plugin_exists(plugin_path, *plugindb);
 935 }
 936
 937 void MWindow::remove_plugin_index()
 938 {
 939         char index_path[BCTEXTLEN];
 940         MWindow::create_defaults_path(index_path, PLUGIN_FILE);
 941         ::remove(index_path);
 942 }
 943
 944 void MWindow::init_preferences()
 945 {
 946         preferences = new Preferences;
 947         preferences->load_defaults(defaults);
 948         File::setenv_path("LV2_PATH",preferences->lv2_path, 1);
 949         session = new MainSession(this);
 950         session->load_defaults(defaults);
 951         // set x11_host, screens, window_config
 952         screens = session->set_default_x11_host();
 953         BC_Signals::set_trap_hook(trap_hook, this);
 954         BC_Signals::set_catch_segv(preferences->trap_sigsegv);
 955         BC_Signals::set_catch_intr(preferences->trap_sigintr);
 956         if( preferences->trap_sigsegv || preferences->trap_sigintr ) {
 957                 BC_Trace::enable_locks();
 958         }
 959         else {
 960                 BC_Trace::disable_locks();
 961         }
 962         BC_WindowBase::get_resources()->popupmenu_btnup = preferences->popupmenu_btnup;
 963         BC_WindowBase::get_resources()->textbox_focus_policy = preferences->textbox_focus_policy;
 964         BC_WindowBase::get_resources()->grab_input_focus = preferences->grab_input_focus;
 965         YUV::yuv.yuv_set_colors(preferences->yuv_color_space, preferences->yuv_color_range);
 966 }
 967
 968 void MWindow::clean_indexes()
 969 {
 970         FileSystem fs;
 971         int total_excess;
 972         long oldest = 0;
 973         int oldest_item = -1;
 974         int result;
 975         char string[BCTEXTLEN];
 976         char string2[BCTEXTLEN];
 977
 978 // Delete extra indexes
 979         fs.set_filter("*.idx");
 980         fs.complete_path(preferences->index_directory);
 981         fs.update(preferences->index_directory);
 982 //printf("MWindow::clean_indexes 1 %d\n", fs.dir_list.total);
 983
 984 // Eliminate directories
 985         result = 1;
 986         while(result)
 987         {
 988                 result = 0;
 989                 for(int i = 0; i < fs.dir_list.total && !result; i++)
 990                 {
 991                         fs.join_names(string, preferences->index_directory, fs.dir_list[i]->name);
 992                         if(fs.is_dir(string))
 993                         {
 994                                 delete fs.dir_list[i];
 995                                 fs.dir_list.remove_number(i);
 996                                 result = 1;
 997                         }
 998                 }
 999         }
1000         total_excess = fs.dir_list.total - preferences->index_count;
1001
1002 //printf("MWindow::clean_indexes 2 %d\n", fs.dir_list.total);
1003         while(total_excess > 0)
1004         {
1005 // Get oldest
1006                 for(int i = 0; i < fs.dir_list.total; i++)
1007                 {
1008                         fs.join_names(string, preferences->index_directory, fs.dir_list[i]->name);
1009
1010                         if(i == 0 || fs.get_date(string) <= oldest)
1011                         {
1012                                 oldest = fs.get_date(string);
1013                                 oldest_item = i;
1014                         }
1015                 }
1016
1017                 if(oldest_item >= 0)
1018                 {
1019 // Remove index file
1020                         fs.join_names(string,
1021                                 preferences->index_directory,
1022                                 fs.dir_list[oldest_item]->name);
1023 //printf("MWindow::clean_indexes 1 %s\n", string);
1024                         if(remove(string))
1025                                 perror("delete_indexes");
1026                         delete fs.dir_list[oldest_item];
1027                         fs.dir_list.remove_number(oldest_item);
1028
1029 // Remove table of contents if it exists
1030                         strcpy(string2, string);
1031                         char *ptr = strrchr(string2, '.');
1032                         if(ptr)
1033                         {
1034 //printf("MWindow::clean_indexes 2 %s\n", string2);
1035                                 sprintf(ptr, ".toc");
1036                                 remove(string2);
1037                                 sprintf(ptr, ".mkr");
1038                                 remove(string2);
1039                         }
1040                 }
1041
1042                 total_excess--;
1043         }
1044 }
1045
1046 void MWindow::init_awindow()
1047 {
1048         awindow = new AWindow(this);
1049         awindow->create_objects();
1050 }
1051
1052 void MWindow::init_gwindow()
1053 {
1054         gwindow = new GWindow(this);
1055         gwindow->create_objects();
1056 }
1057
1058 void MWindow::init_tipwindow()
1059 {
1060         TipWindow::load_tips(cin_lang);
1061         if( !twindow )
1062                 twindow = new TipWindow(this);
1063         twindow->start();
1064 }
1065
1066 void MWindow::show_warning(int *do_warning, const char *text)
1067 {
1068         if( do_warning && !*do_warning ) return;
1069         if( !wwindow )
1070                 wwindow = new WWindow(this);
1071         wwindow->show_warning(do_warning, text);
1072 }
1073
1074 int MWindow::wait_warning()
1075 {
1076         return wwindow->wait_result();
1077 }
1078
1079 void MWindow::init_theme()
1080 {
1081         Timer timer;
1082         theme = 0;
1083
1084         PluginServer *theme_plugin = 0;
1085         for(int i = 0; i < plugindb->total && !theme_plugin; i++) {
1086                 if( plugindb->get(i)->theme &&
1087                     !strcasecmp(preferences->theme, plugindb->get(i)->title) )
1088                         theme_plugin = plugindb->get(i);
1089         }
1090
1091         if( !theme_plugin )
1092                 fprintf(stderr, _("MWindow::init_theme: prefered theme %s not found.\n"),
1093                          preferences->theme);
1094
1095         const char *default_theme = DEFAULT_THEME;
1096         if( !theme_plugin && strcasecmp(preferences->theme, default_theme) ) {
1097                 fprintf(stderr, _("MWindow::init_theme: trying default theme %s\n"),
1098                         default_theme);
1099                 for(int i = 0; i < plugindb->total && !theme_plugin; i++) {
1100                         if( plugindb->get(i)->theme &&
1101                             !strcasecmp(default_theme, plugindb->get(i)->title) )
1102                                 theme_plugin = plugindb->get(i);
1103                 }
1104         }
1105
1106         if(!theme_plugin) {
1107                 fprintf(stderr, _("MWindow::init_theme: theme_plugin not found.\n"));
1108                 exit(1);
1109         }
1110
1111         PluginServer *plugin = new PluginServer(*theme_plugin);
1112         if( plugin->open_plugin(0, preferences, 0, 0) ) {
1113                 fprintf(stderr, _("MWindow::init_theme: unable to load theme %s\n"),
1114                         theme_plugin->title);
1115                 exit(1);
1116         }
1117
1118         theme = plugin->new_theme();
1119         theme->mwindow = this;
1120         strcpy(theme->path, plugin->path);
1121         delete plugin;
1122
1123 // Load default images & settings
1124         theme->Theme::initialize();
1125 // Load user images & settings
1126         theme->initialize();
1127 // Create menus with user colors
1128         theme->build_menus();
1129         init_menus();
1130
1131         theme->sort_image_sets();
1132         theme->check_used();
1133 //printf("MWindow::init_theme %d total_time=%d\n", __LINE__, (int)timer.get_difference());
1134 }
1135
1136 void MWindow::init_3d()
1137 {
1138         playback_3d = new Playback3D(this);
1139         playback_3d->create_objects();
1140 }
1141
1142 void MWindow::init_edl()
1143 {
1144         edl = new EDL;
1145         edl->create_objects();
1146         fill_preset_defaults(default_standard, edl->session);
1147         edl->load_defaults(defaults);
1148         edl->session->brender_start = edl->session->brender_end = 0;
1149         edl->create_default_tracks();
1150         edl->tracks->update_y_pixels(theme);
1151 }
1152
1153 void MWindow::init_compositor()
1154 {
1155         cwindow = new CWindow(this);
1156         cwindow->create_objects();
1157 }
1158
1159 void MWindow::init_levelwindow()
1160 {
1161         lwindow = new LevelWindow(this);
1162         lwindow->create_objects();
1163 }
1164
1165 VWindow *MWindow::get_viewer(int start_it, int idx)
1166 {
1167         vwindows_lock->lock("MWindow::get_viewer");
1168         VWindow *vwindow = idx >= 0 && idx < vwindows.size() ? vwindows[idx] : 0;
1169         if( !vwindow ) idx = vwindows.size();
1170         while( !vwindow && --idx >= 0 ) {
1171                 VWindow *vwin = vwindows[idx];
1172                 if( !vwin->is_running() || !vwin->get_edl() )
1173                         vwindow = vwin;
1174         }
1175         if( !vwindow ) {
1176                 vwindow = new VWindow(this);
1177                 vwindow->load_defaults();
1178                 vwindow->create_objects();
1179                 vwindows.append(vwindow);
1180         }
1181         vwindows_lock->unlock();
1182         if( start_it ) vwindow->start();
1183         return vwindow;
1184 }
1185
1186 ZWindow *MWindow::get_mixer(Mixer *&mixer)
1187 {
1188         zwindows_lock->lock("MWindow::get_mixer");
1189         if( !mixer ) mixer = edl->mixers.new_mixer();
1190         ZWindow *zwindow = 0;
1191         for( int i=0; !zwindow && i<zwindows.size(); ++i ) {
1192                 ZWindow *zwdw = zwindows[i];
1193                 if( zwdw->running() ) continue;
1194                 if( zwdw->idx >= 0 ) continue;
1195                 zwindow = zwindows[i];
1196         }
1197         if( !zwindow )
1198                 zwindows.append(zwindow = new ZWindow(this));
1199         zwindow->idx = mixer->idx;
1200         zwindows_lock->unlock();
1201         return zwindow;
1202 }
1203
1204 void MWindow::del_mixer(ZWindow *zwindow)
1205 {
1206         zwindows_lock->lock("MWindow::del_mixer 0");
1207         edl->mixers.del_mixer(zwindow->idx);
1208         if( session->selected_zwindow >= 0 ) {
1209                 int i = zwindows.number_of(zwindow);
1210                 if( i >= 0 && i < session->selected_zwindow )
1211                         --session->selected_zwindow;
1212                 else if( i == session->selected_zwindow )
1213                         session->selected_zwindow = -1;
1214         }
1215         zwindows_lock->unlock();
1216         gui->lock_window("MWindow::del_mixer 1");
1217         gui->update_mixers(0, -1);
1218         gui->unlock_window();
1219 }
1220
1221 void MWindow::start_mixer()
1222 {
1223         Mixer *mixer = 0;
1224         ZWindow *zwindow = get_mixer(mixer);
1225         const char *title = 0;
1226
1227         for( Track *track=edl->tracks->first; track!=0; track=track->next ) {
1228                 PatchGUI *patchgui = get_patchgui(track);
1229                 if( !patchgui || !patchgui->mixer ) continue;
1230                 mixer->mixer_ids.append(track->get_mixer_id());
1231                 if( !title ) title = track->title;
1232         }
1233
1234         session->selected_zwindow = -1;
1235         gui->lock_window("MWindow::start_mixer");
1236         gui->update_mixers(0, 0);
1237         gui->unlock_window();
1238
1239         zwindow->set_title(title);
1240         zwindow->start();
1241         refresh_mixers();
1242 }
1243
1244 int MWindow::mixer_track_active(Track *track)
1245 {
1246         int i = session->selected_zwindow;
1247         if( i < 0 || i >= zwindows.size() ) return 0;
1248         ZWindow *zwindow = zwindows[i];
1249         Mixer *mixer = edl->mixers.get_mixer(zwindow->idx);
1250         if( !mixer ) return 0;
1251         int n = mixer->mixer_ids.number_of(track->get_mixer_id());
1252         return n >= 0 ? 1 : 0;
1253 }
1254
1255 void MWindow::update_mixer_tracks()
1256 {
1257         zwindows_lock->lock("MixPatch::handle_event");
1258         int i = session->selected_zwindow;
1259         if( i >= 0 && i < zwindows.size() ) {
1260                 ZWindow *zwindow = zwindows[i];
1261                 zwindow->update_mixer_ids();
1262         }
1263         zwindows_lock->unlock();
1264 }
1265
1266 void MWindow::handle_mixers(EDL *edl, int command, int wait_tracking,
1267                 int use_inout, int toggle_audio, int loop_play, float speed)
1268 {
1269         zwindows_lock->lock("MWindow::handle_mixers");
1270         for( int vidx=0; vidx<zwindows.size(); ++vidx ) {
1271                 ZWindow *zwindow = zwindows[vidx];
1272                 if( zwindow->idx < 0 ) continue;
1273                 Mixer *mixer = edl->mixers.get_mixer(zwindow->idx);
1274                 if( !mixer || !mixer->mixer_ids.size() ) continue;
1275                 int k = -1;
1276                 for( Track *track = edl->tracks->first; k<0 && track!=0; track=track->next ) {
1277                         if( track->data_type != TRACK_VIDEO ) continue;
1278                         int mixer_id = track->get_mixer_id();
1279                         k = mixer->mixer_ids.size();
1280                         while( --k >= 0 && mixer_id != mixer->mixer_ids[k] );
1281                 }
1282                 if( k < 0 ) continue;
1283                 EDL *mixer_edl = new EDL(this->edl);
1284                 mixer_edl->create_objects();
1285                 mixer_edl->copy_all(edl);
1286                 mixer_edl->remove_vwindow_edls();
1287                 for( Track *track = mixer_edl->tracks->first; track!=0; track=track->next ) {
1288                         k = mixer->mixer_ids.size();
1289                         while( --k >= 0 && track->get_mixer_id() != mixer->mixer_ids[k] );
1290                         if( k >= 0 ) {
1291                                 track->record = 1;
1292                                 track->play = track->data_type == TRACK_VIDEO ? 1 : 0;
1293                         }
1294                         else
1295                                 track->record = track->play = 0;
1296                 }
1297                 zwindow->change_source(mixer_edl);
1298                 zwindow->handle_mixer(command, 0,
1299                                 use_inout, toggle_audio, loop_play, speed);
1300         }
1301         zwindows_lock->unlock();
1302 }
1303
1304 void MWindow::refresh_mixers(int dir)
1305 {
1306         int command = dir >= 0 ? CURRENT_FRAME : LAST_FRAME;
1307         handle_mixers(edl, command, 0, 0, 0, 0, 0);
1308 }
1309
1310 void MWindow::stop_mixers()
1311 {
1312         for( int vidx=0; vidx<zwindows.size(); ++vidx ) {
1313                 ZWindow *zwindow = zwindows[vidx];
1314                 if( zwindow->idx < 0 ) continue;
1315                 zwindow->handle_mixer(STOP, 0, 0, 0, 0, 0);
1316         }
1317 }
1318
1319 void MWindow::close_mixers(int result)
1320 {
1321         ArrayList<ZWindow*> closed;
1322         zwindows_lock->lock("MWindow::close_mixers");
1323         for( int i=zwindows.size(); --i>=0; ) {
1324                 ZWindow *zwindow = zwindows[i];
1325                 if( zwindow->idx < 0 ) continue;
1326                 zwindow->idx = -1;
1327                 ZWindowGUI *zgui = zwindow->zgui;
1328                 zgui->lock_window("MWindow::select_zwindow 0");
1329                 zgui->set_done(result);
1330                 zgui->unlock_window();
1331                 closed.append(zwindow);
1332         }
1333         zwindows_lock->unlock();
1334         for( int i=0; i<closed.size(); ++i ) {
1335                 ZWindow *zwindow = closed[i];
1336                 zwindow->join();
1337         }
1338 }
1339
1340 ZWindow *MWindow::create_mixer(Indexable *indexable, double position)
1341 {
1342         ArrayList<Indexable*> new_assets;
1343         new_assets.append(indexable);
1344         Track *track = edl->tracks->last;
1345         load_assets(&new_assets, position, LOADMODE_NEW_TRACKS, 0, 0, 0, 0, 0, 1);
1346         track = !track ? edl->tracks->first : track->next;
1347         Mixer *mixer = 0;
1348         ZWindow *zwindow = get_mixer(mixer);
1349         while( track ) {
1350                 track->play = track->record = 0;
1351                 if( track->data_type == TRACK_VIDEO ) {
1352                         sprintf(track->title, _("Mixer %d"), zwindow->idx);
1353                 }
1354                 mixer->mixer_ids.append(track->get_mixer_id());
1355                 track = track->next;
1356         }
1357         if(  indexable->is_asset ) {
1358                 char *path = indexable->path;
1359                 char *tp = strrchr(path, '/');
1360                 if( !tp ) tp = path; else ++tp;
1361                 zwindow->set_title(tp);
1362         }
1363         else {
1364                 char *title = ((EDL*)indexable)->local_session->clip_title;
1365                 zwindow->set_title(title);
1366         }
1367         return zwindow;
1368 }
1369
1370 void MWindow::create_mixers(double position)
1371 {
1372         if( !session->drag_assets->size() &&
1373             !session->drag_clips->size() ) return;
1374         undo_before();
1375
1376         select_zwindow(0);
1377         ArrayList<ZWindow *>new_mixers;
1378
1379         for( int i=0; i<session->drag_assets->size(); ++i ) {
1380                 Indexable *indexable = session->drag_assets->get(i);
1381                 if( !indexable->have_video() ) continue;
1382                 ZWindow *zwindow = create_mixer(indexable, position);
1383                 new_mixers.append(zwindow);
1384         }
1385         for( int i=0; i<session->drag_clips->size(); ++i ) {
1386                 Indexable *indexable = (Indexable*)session->drag_clips->get(i);
1387                 if( !indexable->have_video() ) continue;
1388                 ZWindow *zwindow = create_mixer(indexable, position);
1389                 new_mixers.append(zwindow);
1390         }
1391
1392         tile_mixers();
1393         for( int i=0; i<new_mixers.size(); ++i )
1394                 new_mixers[i]->start();
1395
1396         refresh_mixers();
1397         save_backup();
1398         undo_after(_("create mixers"), LOAD_ALL);
1399         restart_brender();
1400         gui->update(1, FORCE_REDRAW, 1, 1, 1, 1, 0);
1401         sync_parameters(CHANGE_ALL);
1402 }
1403
1404 void MWindow::open_mixers()
1405 {
1406         for( int i=0; i<edl->mixers.size(); ++i ) {
1407                 Mixer *mixer = edl->mixers[i];
1408                 ZWindow *zwindow = get_mixer(mixer);
1409                 zwindow->set_title(mixer->title);
1410                 zwindow->start();
1411         }
1412         refresh_mixers();
1413 }
1414
1415 int MWindow::select_zwindow(ZWindow *zwindow)
1416 {
1417         int ret = 0, n = zwindows.number_of(zwindow);
1418         if( session->selected_zwindow != n ) {
1419                 session->selected_zwindow = n;
1420                 for( int i=0; i<zwindows.size(); ++i ) {
1421                         ZWindow *zwindow = zwindows[i];
1422                         if( zwindow->idx < 0 ) continue;
1423                         ZWindowGUI *zgui = zwindow->zgui;
1424                         zgui->lock_window("MWindow::select_zwindow 0");
1425                         zwindow->highlighted = i == n ? 1 : 0;
1426                         if( zgui->draw_overlays() )
1427                                 zgui->canvas->get_canvas()->flash(1);
1428                         zgui->unlock_window();
1429                 }
1430                 ret = 1;
1431                 gui->lock_window("MWindow::select_window 1");
1432                 gui->update_mixers(0, -1);
1433                 gui->unlock_window();
1434         }
1435         return ret;
1436 }
1437
1438 void MWindow::tile_mixers()
1439 {
1440         int nz = 0;
1441         for( int i=0; i<zwindows.size(); ++i ) {
1442                 ZWindow *zwindow = zwindows[i];
1443                 if( zwindow->idx < 0 ) continue;
1444                 ++nz;
1445         }
1446         if( !nz ) return;
1447         int zn = ceil(sqrt(nz));
1448         int x1 = 1 + gui->get_x(), x2 = cwindow->gui->get_x();
1449         int y1 = 1, y2 = gui->get_y();
1450         int rw = gui->get_root_w(0), rh = gui->get_root_h(0);
1451         if( x1 < 0 ) x1 = 0;
1452         if( y1 < 0 ) y1 = 0;
1453         if( x2 > rw ) x2 = rw;
1454         if( y2 > rh ) y2 = rh;
1455         int dx = x2 - x1, dy = y2 - y1;
1456         int zw = dx / zn;
1457         int lt = BC_DisplayInfo::get_left_border();
1458         int top = BC_DisplayInfo::get_top_border();
1459         int bw = lt + BC_DisplayInfo::get_right_border();  // borders
1460         int bh = top + BC_DisplayInfo::get_bottom_border();
1461         int zx = 0, zy = 0;  // window origins
1462         int mw = xS(10+10), mh = yS(10+10); // canvas margins
1463         int rsz = 0, n = 0, dz = 0;
1464         int ow = edl->session->output_w, oh = edl->session->output_h;
1465         for( int i=0; i<zwindows.size(); ++i ) {
1466                 ZWindow *zwindow = zwindows[i];
1467                 if( zwindow->idx < 0 ) continue;
1468                 int ww = zw - bw, hh = (ww - mw) * oh / ow + mh, zh = hh + bh;
1469                 if( rsz < hh ) rsz = hh;
1470                 int xx = zx + x1, yy = zy + y1;
1471                 int mx = x2 - zw, my = y2 - zh;
1472                 if( xx > mx ) xx = mx;
1473                 if( yy > my ) yy = my;
1474                 xx += lt + xS(dz);  yy += top + yS(dz);
1475                 zwindow->reposition(xx,yy, ww,hh);
1476                 if( zwindow->running() ) {
1477                         ZWindowGUI *gui = (ZWindowGUI *)zwindow->get_gui();
1478                         gui->lock_window("MWindow::tile_mixers");
1479                         gui->BC_WindowBase::reposition_window(xx,yy, ww,hh);
1480                         gui->unlock_window();
1481                 }
1482                 if( ++n >= zn ) {
1483                         n = 0;  rsz += bh;
1484                         if( (zy += rsz) > (dy - rsz) ) dz += 10;
1485                         rsz = 0;
1486                         zx = 0;
1487                 }
1488                 else
1489                         zx += zw;
1490         }
1491 }
1492
1493 void MWindow::init_cache()
1494 {
1495         audio_cache = new CICache(preferences);
1496         video_cache = new CICache(preferences);
1497         frame_cache = new FrameCache;
1498         wave_cache = new WaveCache;
1499 }
1500
1501 void MWindow::init_channeldb()
1502 {
1503         channeldb_buz->load("channeldb_buz");
1504         channeldb_v4l2jpeg->load("channeldb_v4l2jpeg");
1505 }
1506
1507 void MWindow::init_menus()
1508 {
1509         char string[BCTEXTLEN];
1510
1511         // Color Models
1512         BC_CModels::to_text(string, BC_RGB888);
1513         colormodels.append(new ColormodelItem(string, BC_RGB888));
1514         BC_CModels::to_text(string, BC_RGBA8888);
1515         colormodels.append(new ColormodelItem(string, BC_RGBA8888));
1516 //      BC_CModels::to_text(string, BC_RGB161616);
1517 //      colormodels.append(new ColormodelItem(string, BC_RGB161616));
1518 //      BC_CModels::to_text(string, BC_RGBA16161616);
1519 //      colormodels.append(new ColormodelItem(string, BC_RGBA16161616));
1520         BC_CModels::to_text(string, BC_RGB_FLOAT);
1521         colormodels.append(new ColormodelItem(string, BC_RGB_FLOAT));
1522         BC_CModels::to_text(string, BC_RGBA_FLOAT);
1523         colormodels.append(new ColormodelItem(string, BC_RGBA_FLOAT));
1524         BC_CModels::to_text(string, BC_YUV888);
1525         colormodels.append(new ColormodelItem(string, BC_YUV888));
1526         BC_CModels::to_text(string, BC_YUVA8888);
1527         colormodels.append(new ColormodelItem(string, BC_YUVA8888));
1528 //      BC_CModels::to_text(string, BC_YUV161616);
1529 //      colormodels.append(new ColormodelItem(string, BC_YUV161616));
1530 //      BC_CModels::to_text(string, BC_YUVA16161616);
1531 //      colormodels.append(new ColormodelItem(string, BC_YUVA16161616));
1532
1533 #define ILACEPROJECTMODELISTADD(x) ilacemode_to_text(string, x); \
1534                            interlace_project_modes.append(new InterlacemodeItem(string, x));
1535
1536 #define ILACEASSETMODELISTADD(x) ilacemode_to_text(string, x); \
1537                            interlace_asset_modes.append(new InterlacemodeItem(string, x));
1538
1539         // Interlacing Modes
1540         ILACEASSETMODELISTADD(ILACE_MODE_UNDETECTED); // Not included in the list for the project options.
1541
1542         ILACEASSETMODELISTADD(ILACE_MODE_TOP_FIRST);
1543         ILACEPROJECTMODELISTADD(ILACE_MODE_TOP_FIRST);
1544
1545         ILACEASSETMODELISTADD(ILACE_MODE_BOTTOM_FIRST);
1546         ILACEPROJECTMODELISTADD(ILACE_MODE_BOTTOM_FIRST);
1547
1548         ILACEASSETMODELISTADD(ILACE_MODE_NOTINTERLACED);
1549         ILACEPROJECTMODELISTADD(ILACE_MODE_NOTINTERLACED);
1550
1551         mixers_align = new MixersAlign(this);
1552 }
1553
1554 void MWindow::init_indexes()
1555 {
1556         mainindexes = new MainIndexes(this);
1557         mainindexes->start_loop();
1558 }
1559
1560 void MWindow::init_gui()
1561 {
1562         gui = new MWindowGUI(this);
1563         gui->create_objects();
1564         gui->load_defaults(defaults);
1565 }
1566
1567 void MWindow::init_signals()
1568 {
1569         sighandler = new SigHandler;
1570         sighandler->initialize("/tmp/cinelerra_%d.dmp");
1571 ENABLE_BUFFER
1572 }
1573
1574 void MWindow::init_render()
1575 {
1576         render = new Render(this);
1577         create_bd = new CreateBD_Thread(this);
1578         create_dvd = new CreateDVD_Thread(this);
1579         batch_render = new BatchRenderThread(this);
1580 }
1581
1582 void MWindow::init_exportedl()
1583 {
1584         exportedl = new ExportEDL(this);
1585 }
1586
1587
1588 void MWindow::init_shuttle()
1589 {
1590 #ifdef HAVE_SHUTTLE
1591         int ret = Shuttle::probe();
1592         if( ret >= 0 ) {
1593                 shuttle = new Shuttle(this);
1594                 if( shuttle->read_config_file() > 0 ) {
1595                         printf("shuttle: bad config file\n");
1596                         delete shuttle;  shuttle = 0;
1597                         return;
1598                 }
1599                 shuttle->start(ret);
1600         }
1601 #endif
1602 }
1603 void MWindow::init_wintv()
1604 {
1605 #ifdef HAVE_WINTV
1606         wintv = WinTV::probe(this);
1607         if( wintv )
1608                 wintv->start();
1609 #endif
1610 }
1611
1612
1613 void MWindow::init_brender()
1614 {
1615         if(preferences->use_brender && !brender)
1616         {
1617                 brender_lock->lock("MWindow::init_brender 1");
1618                 brender = new BRender(this);
1619                 brender->initialize();
1620                 session->brender_end = 0;
1621                 brender_lock->unlock();
1622         }
1623         else
1624         if(!preferences->use_brender && brender)
1625         {
1626                 brender_lock->lock("MWindow::init_brender 2");
1627                 delete brender;
1628                 brender = 0;
1629                 session->brender_end = 0;
1630                 brender_lock->unlock();
1631         }
1632         brender_active = 0;
1633         stop_brender();
1634 }
1635
1636 void MWindow::restart_brender()
1637 {
1638 //printf("MWindow::restart_brender 1\n");
1639         if( !brender_active || !preferences->use_brender ) return;
1640         if( !brender ) return;
1641         brender->restart(edl);
1642 }
1643
1644 void MWindow::stop_brender()
1645 {
1646         if( !brender ) return;
1647 // cannot be holding mwindow->gui display lock
1648         brender->stop();
1649 }
1650
1651 int MWindow::brender_available(int position)
1652 {
1653         int result = 0;
1654         brender_lock->lock("MWindow::brender_available 1");
1655         if(brender && brender_active)
1656         {
1657                 if(brender->map_valid)
1658                 {
1659                         brender->map_lock->lock("MWindow::brender_available 2");
1660                         if(position < brender->map_size &&
1661                                 position >= 0)
1662                         {
1663 //printf("MWindow::brender_available 1 %d %d\n", position, brender->map[position]);
1664                                 if(brender->map[position] == BRender::RENDERED)
1665                                         result = 1;
1666                         }
1667                         brender->map_lock->unlock();
1668                 }
1669         }
1670         brender_lock->unlock();
1671         return result;
1672 }
1673
1674 void MWindow::set_brender_active(int v, int update)
1675 {
1676         if( !preferences->use_brender ) v = 0;
1677         brender_active = v;
1678         gui->mainmenu->brender_active->set_checked(v);
1679         if( v != 0 ) {
1680                 edl->session->brender_start = edl->local_session->get_selectionstart(1);
1681                 edl->session->brender_end = edl->local_session->get_selectionend(1);
1682
1683                 if(EQUIV(edl->session->brender_end, edl->session->brender_start)) {
1684                         edl->session->brender_end = edl->tracks->total_video_length();
1685                 }
1686                 restart_brender();
1687         }
1688         else {
1689                 edl->session->brender_start = edl->session->brender_end = 0;
1690                 gui->unlock_window();
1691                 stop_brender();
1692                 gui->lock_window("MWindow::set_brender_active");
1693         }
1694         if( update ) {
1695                 gui->update_timebar(0);
1696                 gui->draw_overlays(1);
1697         }
1698 }
1699
1700 int MWindow::has_commercials()
1701 {
1702 #ifdef HAVE_COMMERCIAL
1703         return theme->use_commercials;
1704 #else
1705         return 0;
1706 #endif
1707 }
1708
1709 void MWindow::init_commercials()
1710 {
1711 #ifdef HAVE_COMMERCIAL
1712         if( !commercials ) {
1713                 commercials = new Commercials(this);
1714                 commercial_active = 0;
1715         }
1716         else
1717                 commercials->add_user();
1718 #endif
1719 }
1720
1721 void MWindow::commit_commercial()
1722 {
1723 #ifdef HAVE_COMMERCIAL
1724         if( !commercial_active ) return;
1725         commercial_active = 0;
1726         if( !commercials ) return;
1727         commercials->commitDb();
1728 #endif
1729 }
1730
1731 void MWindow::undo_commercial()
1732 {
1733 #ifdef HAVE_COMMERCIAL
1734         if( !commercial_active ) return;
1735         commercial_active = 0;
1736         if( !commercials ) return;
1737         commercials->undoDb();
1738 #endif
1739 }
1740
1741 int MWindow::put_commercial()
1742 {
1743         int result = 0;
1744 #ifdef HAVE_COMMERCIAL
1745         double start = edl->local_session->get_selectionstart();
1746         double end = edl->local_session->get_selectionend();
1747         if( start >= end ) return 0;
1748
1749         const char *errmsg = 0;
1750         int count = 0;
1751         Tracks *tracks = edl->tracks;
1752         //check it
1753         for(Track *track=tracks->first; track && !errmsg; track=track->next) {
1754                 if( track->data_type != TRACK_VIDEO ) continue;
1755                 if( !track->record ) continue;
1756                 if( count > 0 ) { errmsg = _("multiple video tracks"); break; }
1757                 ++count;
1758                 int64_t units_start = track->to_units(start,0);
1759                 int64_t units_end = track->to_units(end,0);
1760                 Edits *edits = track->edits;
1761                 Edit *edit1 = edits->editof(units_start, PLAY_FORWARD, 0);
1762                 Edit *edit2 = edits->editof(units_end, PLAY_FORWARD, 0);
1763                 if(!edit1 && !edit2) continue;  // nothing selected
1764                 if(!edit2) {                    // edit2 beyond end of track
1765                         edit2 = edits->last;
1766                         units_end = edits->length();
1767                 }
1768                 if(edit1 != edit2) { errmsg = _("crosses edits"); break; }
1769                 Indexable *indexable = edit1->get_source();
1770                 if( !indexable->is_asset ) { errmsg = _("not asset"); break; }
1771         }
1772         //run it
1773         for(Track *track=tracks->first; track && !errmsg; track=track->next) {
1774                 if( track->data_type != TRACK_VIDEO ) continue;
1775                 if( !track->record ) continue;
1776                 int64_t units_start = track->to_units(start,0);
1777                 int64_t units_end = track->to_units(end,0);
1778                 Edits *edits = track->edits;
1779                 Edit *edit1 = edits->editof(units_start, PLAY_FORWARD, 0);
1780                 Edit *edit2 = edits->editof(units_end, PLAY_FORWARD, 0);
1781                 if(!edit1 && !edit2) continue;  // nothing selected
1782                 if(!edit2) {                    // edit2 beyond end of track
1783                         edit2 = edits->last;
1784                         units_end = edits->length();
1785                 }
1786                 Indexable *indexable = edit1->get_source();
1787                 Asset *asset = (Asset *)indexable;
1788                 File *file = video_cache->check_out(asset, edl);
1789                 if( !file ) { errmsg = _("no file"); break; }
1790                 int64_t edit_length = units_end - units_start;
1791                 int64_t edit_start = units_start - edit1->startproject + edit1->startsource;
1792                 result = commercials->put_clip(file, edit1->channel,
1793                         track->from_units(edit_start), track->from_units(edit_length));
1794                 video_cache->check_in(asset);
1795                 if( result ) { errmsg = _("db failed"); break; }
1796         }
1797         if( errmsg ) {
1798                 char string[BCTEXTLEN];
1799                 sprintf(string, _("put_commercial: %s"), errmsg);
1800                 MainError::show_error(string);
1801                 undo_commercial();
1802                 result = 1;
1803         }
1804 #endif
1805         return result;
1806 }
1807
1808 void MWindow::stop_playback(int wait)
1809 {
1810         gui->stop_drawing();
1811
1812         cwindow->stop_playback(wait);
1813
1814         for(int i = 0; i < vwindows.size(); i++) {
1815                 VWindow *vwindow = vwindows[i];
1816                 if( !vwindow->is_running() ) continue;
1817                 vwindow->stop_playback(wait);
1818         }
1819         for(int i = 0; i < zwindows.size(); i++) {
1820                 ZWindow *zwindow = zwindows[i];
1821                 if( zwindow->idx < 0 ) continue;
1822                 zwindow->stop_playback(wait);
1823         }
1824 }
1825
1826 void MWindow::stop_transport()
1827 {
1828         gui->stop_transport(gui->get_window_lock() ? "MWindow::stop_transport" : 0);
1829 }
1830
1831 void MWindow::undo_before(const char *description, void *creator)
1832 {
1833         undo->update_undo_before(description, creator);
1834 }
1835
1836 void MWindow::undo_after(const char *description, uint32_t load_flags, int changes_made)
1837 {
1838         undo->update_undo_after(description, load_flags, changes_made);
1839 }
1840
1841 void MWindow::beep(double freq, double secs, double gain)
1842 {
1843         if( !beeper ) beeper = new Beeper(this);
1844         beeper->tone(freq, secs, gain);
1845 }
1846
1847 Beeper::Beeper(MWindow *mwindow)
1848  : Thread(1, 0, 0)
1849 {
1850         this->mwindow = mwindow;
1851         audio = new AudioDevice(mwindow);
1852         playing_audio = 0;
1853         interrupted = -1;
1854 }
1855
1856 Beeper::~Beeper()
1857 {
1858         stop(0);
1859         delete audio;
1860 }
1861
1862 void Beeper::run()
1863 {
1864         int channels = 2;
1865         int64_t bfrsz = BEEP_SAMPLE_RATE;
1866         EDL *edl = mwindow->edl;
1867         EDLSession *session = edl->session;
1868         AudioOutConfig *aconfig = session->playback_config->aconfig;
1869         audio->open_output(aconfig, BEEP_SAMPLE_RATE, bfrsz, channels, 0);
1870         audio->start_playback();
1871
1872         double out0[bfrsz], out1[bfrsz], *out[2] = { out0, out1 };
1873         const double two_pi = 2*M_PI;
1874         int64_t audio_len = BEEP_SAMPLE_RATE * secs;
1875         const double dt = two_pi * freq/BEEP_SAMPLE_RATE;
1876         double th = 0;
1877
1878         audio_pos = 0;
1879         playing_audio = 1;
1880         while( !interrupted ) {
1881                 int len = audio_len - audio_pos;
1882                 if( len <= 0 ) break;
1883                 if( len > bfrsz ) len = bfrsz;
1884                 int k = audio_pos;
1885                 for( int i=0; i<len; ++i,++k,th+=dt ) {
1886                         double t = th - two_pi;
1887                         if( t >= 0 ) th = t;
1888                         out0[i] = out1[i] = sin(th) * gain;
1889                 }
1890                 audio->write_buffer(out, channels, len);
1891                 audio_pos = k;
1892         }
1893
1894         if( !interrupted )
1895                 audio->set_last_buffer();
1896         audio->stop_audio(interrupted ? 0 : 1);
1897         playing_audio = 0;
1898
1899         audio->close_all();
1900 }
1901
1902 void Beeper::start()
1903 {
1904         if( running() ) return;
1905         audio_pos = -1;
1906         interrupted = 0;
1907         Thread::start();
1908 }
1909
1910 void Beeper::stop(int wait)
1911 {
1912         if( running() && !interrupted ) {
1913                 interrupted = 1;
1914                 audio->stop_audio(wait);
1915         }
1916         Thread::join();
1917 }
1918
1919 void Beeper::tone(double freq, double secs, double gain)
1920 {
1921         stop(0);
1922         this->freq = freq;
1923         this->secs = secs;
1924         this->gain = gain;
1925         start();
1926 }
1927
1928
1929 int MWindow::load_filenames(ArrayList<char*> *filenames,
1930                 int load_mode, int edl_mode, int update_filename)
1931 {
1932         ArrayList<EDL*> new_edls;
1933         ArrayList<Asset*> new_assets;
1934         ArrayList<File*> new_files;
1935
1936 //      save_defaults();
1937         gui->start_hourglass();
1938
1939 // Need to stop playback since tracking depends on the EDL not getting
1940 // deleted.
1941         gui->unlock_window();
1942         stop_playback(1);
1943         gui->lock_window("MWindow::load_filenames 0");
1944         undo_before();
1945
1946 const int debug = 0;
1947 if(debug) printf("MWindow::load_filenames %d\n", __LINE__);
1948
1949 // Define new_edls and new_assets to load
1950         int result = 0, ftype = -1;
1951
1952         for( int i=0; i<filenames->size(); ++i ) {
1953 // Get type of file
1954                 File *new_file = new File;
1955                 Asset *new_asset = new Asset(filenames->get(i));
1956                 EDL *new_edl = new EDL;
1957                 new_edl->create_objects();
1958                 new_edl->copy_session(edl, -1);
1959                 new_file->set_program(edl->session->program_no);
1960
1961                 char string[BCTEXTLEN];
1962                 sprintf(string, _("Loading %s"), new_asset->path);
1963                 gui->show_message(string);
1964
1965                 ftype = new_file->open_file(preferences, new_asset, 1, 0);
1966
1967                 result = 1;
1968                 switch( ftype ) {
1969 // Convert media file to EDL
1970                 case FILE_OK: {
1971 // Warn about odd image dimensions
1972                         if( new_asset->video_data &&
1973                             ((new_asset->width % 2) || (new_asset->height % 2)) ) {
1974                                 eprintf(_("%s's resolution is %dx%d.\n"
1975                                         "Images with odd dimensions may not decode properly."),
1976                                         new_asset->path, new_asset->width, new_asset->height);
1977                         }
1978
1979                         if( new_asset->program >= 0 &&
1980                             edl->session->program_no != new_asset->program ) {
1981                                 eprintf(_("%s's index was built for program number %d\n"
1982                                         "Playback preference is %d.\n  Using program %d."),
1983                                         new_asset->path, new_asset->program,
1984                                         edl->session->program_no, new_asset->program);
1985                         }
1986
1987                         if( load_mode == LOADMODE_RESOURCESONLY ) {
1988                                 new_assets.append(new_asset);
1989                                 new_asset->add_user();
1990                                 result = 0;
1991                                 break;
1992                         }
1993
1994                         RecordLabels *labels = edl->session->label_cells ?
1995                                 new RecordLabels(new_file) : 0;
1996                         asset_to_edl(new_edl, new_asset, labels);
1997                         new_edls.append(new_edl);
1998                         new_edl->add_user();
1999                         delete labels;
2000
2001                         if( load_mode == LOADMODE_REPLACE ||
2002                             load_mode == LOADMODE_REPLACE_CONCATENATE ) {
2003 // Set filename to nothing for assets since save EDL would overwrite them.
2004                                 set_filename("");
2005 // Reset timeline position
2006                                 for( int i=0; i<TOTAL_PANES; ++i ) {
2007                                         new_edl->local_session->view_start[i] = 0;
2008                                         new_edl->local_session->track_start[i] = 0;
2009                                 }
2010                         }
2011                         result = 0;
2012                         break; }
2013
2014                 case FILE_NOT_FOUND: {
2015                         eprintf(_("Failed to open %s"), new_asset->path);
2016                         sprintf(string, _("Failed to open %s"), new_asset->path);
2017                         gui->show_message(string, theme->message_error);
2018                         gui->update_default_message();
2019                         break; }
2020
2021 // Unknown format
2022                 case FILE_UNRECOGNIZED_CODEC: {
2023 // Test index file
2024                         { IndexFile indexfile(this, new_asset);
2025                         if( !(result = indexfile.open_index()) )
2026                                 indexfile.close_index(); }
2027
2028 // Test existing EDLs
2029                         for( int j=0; result && j<new_edls.total; ++j ) {
2030                                 Asset *old_asset = new_edls[j]->assets->get_asset(new_asset->path);
2031                                 if( old_asset ) {
2032                                         new_asset->copy_from(old_asset,1);
2033                                         result = 0;
2034                                 }
2035                         }
2036                         if( result ) {
2037                                 Asset *old_asset = edl->assets->get_asset(new_asset->path);
2038                                 if( old_asset ) {
2039                                         new_asset->copy_from(old_asset,1);
2040                                         result = 0;
2041                                 }
2042                         }
2043
2044 // Prompt user
2045                         if( result ) {
2046                                 new_asset->audio_data = 1;
2047                                 new_asset->format = FILE_PCM;
2048                                 new_asset->channels = defaults->get("AUDIO_CHANNELS", 2);
2049                                 new_asset->sample_rate = defaults->get("SAMPLE_RATE", 44100);
2050                                 new_asset->bits = defaults->get("AUDIO_BITS", 16);
2051                                 new_asset->byte_order = defaults->get("BYTE_ORDER", 1);
2052                                 new_asset->signed_ = defaults->get("SIGNED_", 1);
2053                                 new_asset->header = defaults->get("HEADER", 0);
2054
2055                                 FileSystem fs;
2056                                 fs.extract_name(string, new_asset->path);
2057                                 strcat(string, _("'s format couldn't be determined."));
2058                                 FileFormat fwindow(this);
2059                                 fwindow.create_objects(new_asset, string);
2060                                 result = fwindow.run_window();
2061
2062                                 defaults->update("AUDIO_CHANNELS", new_asset->channels);
2063                                 defaults->update("SAMPLE_RATE", new_asset->sample_rate);
2064                                 defaults->update("AUDIO_BITS", new_asset->bits);
2065                                 defaults->update("BYTE_ORDER", new_asset->byte_order);
2066                                 defaults->update("SIGNED_", new_asset->signed_);
2067                                 defaults->update("HEADER", new_asset->header);
2068                                 save_defaults();
2069                         }
2070 // Append to list
2071                         if( !result ) {
2072 // Recalculate length
2073                                 delete new_file;
2074                                 new_file = new File;
2075                                 result = new_file->open_file(preferences, new_asset, 1, 0);
2076
2077                                 if( load_mode != LOADMODE_RESOURCESONLY ) {
2078                                         RecordLabels *labels = edl->session->label_cells ?
2079                                                 new RecordLabels(new_file) : 0;
2080                                         asset_to_edl(new_edl, new_asset, labels);
2081                                         new_edls.append(new_edl);
2082                                         new_edl->add_user();
2083                                         delete labels;
2084                                 }
2085                                 else {
2086                                         new_assets.append(new_asset);
2087                                         new_asset->add_user();
2088                                 }
2089                         }
2090                         break; }
2091
2092                 case FILE_IS_XML: {
2093                         FileXML xml_file;
2094                         const char *filename = filenames->get(i);
2095                         if( xml_file.read_from_file(filename, 1) ) {
2096                                 eprintf(_("Error: unable to open:\n  %s"), filename);
2097                                 break;
2098                         }
2099                         const char *cin_version = 0;
2100                         while( !xml_file.read_tag() ) {
2101                                 if( xml_file.tag.title_is("EDL") ) {
2102                                         cin_version = xml_file.tag.get_property("VERSION");
2103                                         break;
2104                                 }
2105                         }
2106                         xml_file.rewind();
2107                         if( !cin_version ) {
2108                                 eprintf(_("XML file %s\n not from cinelerra."),filename);
2109                                 char string[BCTEXTLEN];
2110                                 sprintf(string,_("Unknown %s"), filename);
2111                                 gui->show_message(string);
2112                                 break;
2113                         }
2114                         if( strcmp(cin_version, CINELERRA_VERSION) &&
2115                             strcmp(cin_version, "Unify") &&
2116                             strcmp(cin_version, "5.1") ) {
2117                                 eprintf(_("Warning: XML from cinelerra version %s\n"
2118                                         "Session data may be incompatible."), cin_version);
2119                         }
2120                         if( new_edl->load_xml(&xml_file, LOAD_ALL) ) {
2121                                 eprintf(_("Error: unable to load:\n  %s"), filename);
2122                                 break;
2123                         }
2124                         test_plugins(new_edl, filename);
2125                         int groups = new_edl->regroup(session->group_number);
2126                         session->group_number += groups;
2127                         switch( edl_mode ) {
2128                         case LOADMODE_EDL_CLIP: {
2129                                 sprintf(new_edl->local_session->clip_title, _("Clip %d"),
2130                                         session->clip_number++);
2131                                 char string[BCSTRLEN];
2132                                 time_t t;  time(&t);
2133                                 ctime_r(&t, string);
2134                                 snprintf(new_edl->local_session->clip_notes,
2135                                         sizeof(new_edl->local_session->clip_notes),
2136                                         +("%sFrom: %s"), string, filename);
2137                                 switch( load_mode ) {
2138                                 case LOADMODE_REPLACE:
2139                                 case LOADMODE_REPLACE_CONCATENATE:
2140                                         strcpy(session->filename, filename);
2141                                         if( update_filename ) set_filename(filename);
2142                                         break;
2143                                 }
2144                                 result = 0;
2145                                 break; }
2146                         case LOADMODE_EDL_NESTED: {
2147                                 EDL *nested_edl = new EDL;
2148                                 nested_edl->create_objects();
2149                                 nested_edl->copy_session(edl, -1);
2150                                 nested_edl->create_nested(new_edl);
2151                                 nested_edl->set_path(filename);
2152                                 new_edl->remove_user();
2153                                 new_edl = nested_edl;
2154                                 result = 0;
2155                                 break; }
2156                         case LOADMODE_EDL_FILEREF: {
2157                                 result = create_ref(new_asset, new_edl);
2158                                 if( result ) break;
2159                                 new_assets.append(new_asset);
2160                                 new_asset->add_user();
2161                                 new_edl->remove_user();
2162                                 new_edl = new EDL;
2163                                 new_edl->create_objects();
2164                                 new_edl->copy_session(edl, -1);
2165                                 asset_to_edl(new_edl, new_asset);
2166                                 delete new_file;
2167                                 new_file = new File;
2168                                 result = new_file->open_file(preferences, new_asset, 1, 0);
2169                                 break; }
2170                         }
2171                         if( !result ) {
2172                                 new_edls.append(new_edl);
2173                                 new_edl->add_user();
2174                         }
2175                         else
2176                                 eprintf(_("Error: Unable to load xml:\n  %s"), new_asset->path);
2177                         break; }
2178                 }
2179
2180                 new_edl->Garbage::remove_user();
2181                 new_asset->Garbage::remove_user();
2182
2183 // Store for testing index
2184                 new_files.append(new_file);
2185         }
2186
2187 if(debug) printf("MWindow::load_filenames %d\n", __LINE__);
2188
2189         if(!result) {
2190                 gui->reset_default_message();
2191                 gui->default_message();
2192         }
2193
2194 if(debug) printf("MWindow::load_filenames %d\n", __LINE__);
2195
2196 // Paste them.
2197 // Don't back up here.
2198         if( new_edls.size() ) {
2199 // For pasting, clear the active region
2200                 if( load_mode == LOADMODE_PASTE ) {
2201                         double start = edl->local_session->get_selectionstart();
2202                         double end = edl->local_session->get_selectionend();
2203                         if(!EQUIV(start, end))
2204                                 edl->clear(start, end,
2205                                         edl->session->labels_follow_edits,
2206                                         edl->session->plugins_follow_edits,
2207                                         edl->session->autos_follow_edits);
2208
2209                         paste_edls(&new_edls, load_mode, 0, -1,
2210                                 edl->session->labels_follow_edits,
2211                                 edl->session->plugins_follow_edits,
2212                                 edl->session->autos_follow_edits,
2213                                 0); // overwrite
2214                 }
2215                 else if( load_mode == LOADMODE_NEW_TRACKS &&
2216                          edl_mode != LOADMODE_EDL_CLIP )
2217                         paste_edls(&new_edls, load_mode, 0, -1, 0, 0, 0, 0);
2218                 else if( load_mode != LOADMODE_RESOURCESONLY ||
2219                          edl_mode == LOADMODE_EDL_CLIP )
2220                         paste_edls(&new_edls, load_mode, 0, -1, 1, 1, 1, 0);
2221                 else
2222                         paste_edls(&new_edls, LOADMODE_NOTHING, 0, -1, 0, 0, 0, 0);
2223
2224         }
2225
2226 // Add new assets to EDL and schedule assets for index building.
2227         int got_indexes = 0;
2228         for( int i=0; i<new_edls.size(); ++i ) {
2229                 EDL *new_edl = new_edls[i];
2230                 for( int j=0; j<new_edl->nested_edls.size(); ++j ) {
2231                         mainindexes->add_indexable(new_edl->nested_edls[j]);
2232                         edl->nested_edls.update_index(new_edl->nested_edls[j]);
2233                         got_indexes = 1;
2234                 }
2235
2236         }
2237
2238         for( int i=0; i<new_assets.size(); ++i ) {
2239                 Asset *new_asset = new_assets[i];
2240                 mainindexes->add_indexable(new_asset);
2241                 edl->assets->update(new_asset);
2242                 got_indexes = 1;
2243         }
2244
2245 // Start examining next batch of index files
2246         if(got_indexes) mainindexes->start_build();
2247
2248 // Open plugin GUIs
2249         Track *track = edl->tracks->first;
2250         while( track ) {
2251                 for( int j = 0; j < track->plugin_set.size(); j++ ) {
2252                         PluginSet *plugins = track->plugin_set[j];
2253                         Plugin *plugin = plugins->get_first_plugin();
2254
2255                         while(plugin) {
2256                                 if( load_mode == LOADMODE_REPLACE ||
2257                                     load_mode == LOADMODE_REPLACE_CONCATENATE ) {
2258                                         if( plugin->plugin_type == PLUGIN_STANDALONE &&
2259                                             plugin->show ) {
2260                                                 show_plugin(plugin);
2261                                         }
2262                                 }
2263
2264                                 plugin = (Plugin*)plugin->next;
2265                         }
2266                 }
2267
2268                 track = track->next;
2269         }
2270
2271         // opening new session
2272         if( ( load_mode == LOADMODE_REPLACE ||
2273               load_mode == LOADMODE_REPLACE_CONCATENATE ) &&
2274             (ftype != FILE_IS_XML || edl_mode != LOADMODE_EDL_CLIP) ) {
2275                 select_asset(0, 0);
2276                 edl->session->proxy_scale = 1;
2277                 edl->session->proxy_disabled_scale = 1;
2278                 edl->session->proxy_use_scaler = 0;
2279                 edl->session->proxy_auto_scale = 0;
2280                 edl->session->proxy_beep = 0;
2281                 edl->local_session->preview_start = 0;
2282                 edl->local_session->preview_end = -1;
2283                 edl->local_session->loop_playback = 0;
2284                 edl->local_session->set_selectionstart(0);
2285                 edl->local_session->set_selectionend(0);
2286                 edl->local_session->unset_inpoint();
2287                 edl->local_session-> unset_outpoint();
2288                 set_brender_active(0, 0);
2289                 fit_selection();
2290                 goto_start();
2291         }
2292
2293         if( ( edl->session->proxy_auto_scale && edl->session->proxy_scale != 1 ) &&
2294             ( load_mode != LOADMODE_REPLACE && load_mode != LOADMODE_REPLACE_CONCATENATE ) ) {
2295                 ArrayList<Indexable *> orig_idxbls;
2296                 for( int i=0; i<new_assets.size(); ++i )
2297                         orig_idxbls.append(new_assets.get(i));
2298                 for( int i=0; i<new_edls.size(); ++i ) {
2299                         EDL *new_edl = new_edls[i];
2300                         for( Track *track=new_edl->tracks->first; track; track=track->next ) {
2301                                 if( track->data_type != TRACK_VIDEO ) continue;
2302                                 for( Edit *edit=track->edits->first; edit; edit=edit->next ) {
2303                                         Indexable *idxbl = (Indexable *)edit->asset;
2304                                         if( !idxbl ) continue;
2305                                         if( !idxbl->have_video() ) continue;
2306                                         if( edit->channel != 0 ) continue; // first layer only
2307                                         orig_idxbls.append(edit->asset);
2308                                 }
2309                         }
2310                 }
2311                 gui->unlock_window(); // to update progress bar
2312                 int ret = render_proxy(orig_idxbls);
2313                 gui->lock_window("MWindow::load_filenames");
2314                 float gain = edl->session->proxy_beep;
2315                 if( ret >= 0 && gain > 0 ) {
2316                         if( ret > 0 )
2317                                 beep(2000., 1.5, gain);
2318                         else
2319                                 beep(4000., 0.25, gain);
2320                 }
2321         }
2322
2323 // need to update undo before project, since mwindow is unlocked & a new load
2324 // can begin here.  Should really prevent loading until we're done.
2325 if(debug) printf("MWindow::load_filenames %d\n", __LINE__);
2326         undo_after(_("load"), LOAD_ALL);
2327
2328         for(int i = 0; i < new_edls.size(); i++)
2329         {
2330                 new_edls[i]->remove_user();
2331         }
2332 if(debug) printf("MWindow::load_filenames %d\n", __LINE__);
2333
2334         new_edls.remove_all();
2335
2336         for(int i = 0; i < new_assets.size(); i++)
2337         {
2338                 new_assets[i]->Garbage::remove_user();
2339         }
2340
2341         new_assets.remove_all();
2342         new_files.remove_all_objects();
2343
2344
2345 if(debug) printf("MWindow::load_filenames %d\n", __LINE__);
2346         if(load_mode == LOADMODE_REPLACE ||
2347                 load_mode == LOADMODE_REPLACE_CONCATENATE)
2348         {
2349                 session->changes_made = 0;
2350         }
2351         else
2352         {
2353                 session->changes_made = 1;
2354         }
2355
2356         gui->stop_hourglass();
2357
2358
2359 if(debug) printf("MWindow::load_filenames %d\n", __LINE__);
2360         update_project(load_mode);
2361
2362 if(debug) printf("MWindow::load_filenames %d\n", __LINE__);
2363
2364         return 0;
2365 }
2366
2367 int MWindow::render_proxy(ArrayList<Indexable *> &new_idxbls)
2368 {
2369         Asset *format_asset = new Asset;
2370         format_asset->format = FILE_FFMPEG;
2371         format_asset->load_defaults(defaults, "PROXY_", 1, 1, 0, 0, 0);
2372         int new_scale = edl->session->proxy_scale;
2373         ProxyRender proxy_render(this, format_asset, new_scale);
2374
2375         for( int i=0; i<new_idxbls.size(); ++i ) {
2376                 Indexable *orig = new_idxbls.get(i);
2377                 Asset *proxy = proxy_render.add_original(orig, new_scale);
2378                 if( !proxy ) continue;
2379                 FileSystem fs;
2380                 int exists = fs.get_size(proxy->path) > 0 ? 1 : 0;
2381                 int got_it = exists && // if proxy exists, and is newer than orig
2382                     fs.get_date(proxy->path) > fs.get_date(orig->path) ? 1 : 0;
2383                 if( got_it ) continue;
2384                 proxy_render.add_needed(orig, proxy);
2385         }
2386
2387 // render needed proxies
2388         int result = proxy_render.create_needed_proxies(new_scale);
2389         if( !result ) {
2390                 add_proxy(&proxy_render.orig_idxbls, &proxy_render.orig_proxies);
2391         }
2392         format_asset->remove_user();
2393         return !result ? proxy_render.needed_proxies.size() : -1;
2394 }
2395
2396 int MWindow::enable_proxy()
2397 {
2398         int ret = 0;
2399         if( edl->session->proxy_scale == 1 &&
2400             edl->session->proxy_disabled_scale != 1 ) {
2401                 int new_scale = edl->session->proxy_disabled_scale;
2402                 int new_use_scaler = edl->session->proxy_use_scaler;
2403                 Asset *asset = new Asset;
2404                 asset->format = FILE_FFMPEG;
2405                 asset->load_defaults(defaults, "PROXY_", 1, 1, 0, 0, 0);
2406                 ret = to_proxy(asset, new_scale, new_use_scaler);
2407                 asset->remove_user();
2408                 if( ret > 0 ) {
2409                         float gain = edl->session->proxy_beep;
2410                         beep(2000., 1.5, gain);
2411                 }
2412                 edl->session->proxy_disabled_scale = 1;
2413                 gui->lock_window("MWindow::to_proxy");
2414                 update_project(LOADMODE_REPLACE);
2415                 gui->unlock_window();
2416         }
2417         return 1;
2418 }
2419
2420 int MWindow::disable_proxy()
2421 {
2422         if( edl->session->proxy_scale != 1 &&
2423             edl->session->proxy_disabled_scale == 1 ) {
2424                 int old_scale = edl->session->proxy_scale, new_scale = 1;
2425                 int new_use_scaler = edl->session->proxy_use_scaler;
2426                 Asset *asset = new Asset;
2427                 asset->format = FILE_FFMPEG;
2428                 asset->load_defaults(defaults, "PROXY_", 1, 1, 0, 0, 0);
2429                 to_proxy(asset, new_scale, new_use_scaler);
2430                 asset->remove_user();
2431                 edl->session->proxy_disabled_scale = old_scale;
2432                 gui->lock_window("MWindow::to_proxy");
2433                 update_project(LOADMODE_REPLACE);
2434                 gui->unlock_window();
2435         }
2436         return 1;
2437 }
2438
2439 int MWindow::to_proxy(Asset *asset, int new_scale, int new_use_scaler)
2440 {
2441         ArrayList<Indexable*> orig_idxbls;
2442         ArrayList<Indexable*> proxy_assets;
2443
2444         edl->Garbage::add_user();
2445         save_backup();
2446         undo_before(_("proxy"), this);
2447         int asset_scale = new_scale == 1 ? 0 :
2448                         !new_use_scaler ? 1 : new_scale;
2449         ProxyRender proxy_render(this, asset, asset_scale);
2450
2451 // revert project to original size from current size
2452 // remove all session proxy assets at the at the current proxy_scale
2453         int proxy_scale = edl->session->proxy_scale;
2454
2455         if( proxy_scale > 1 ) {
2456                 Asset *orig_asset = edl->assets->first;
2457                 for( ; orig_asset; orig_asset=orig_asset->next ) {
2458                         char new_path[BCTEXTLEN];
2459                         proxy_render.to_proxy_path(new_path, orig_asset, proxy_scale);
2460 // test if proxy asset was already added to proxy_assets
2461                         int got_it = 0;
2462                         for( int i = 0; !got_it && i<proxy_assets.size(); ++i )
2463                                 got_it = !strcmp(proxy_assets[i]->path, new_path);
2464                         if( got_it ) continue;
2465                         Asset *proxy_asset = edl->assets->get_asset(new_path);
2466                         if( !proxy_asset ) continue;
2467 // add pointer to existing EDL asset if it exists
2468 // EDL won't delete it unless it's the same pointer.
2469                         proxy_assets.append(proxy_asset);
2470                         proxy_asset->add_user();
2471                         orig_idxbls.append(orig_asset);
2472                         orig_asset->add_user();
2473                 }
2474                 for( int i=0,n=edl->nested_edls.size(); i<n; ++i ) {
2475                         EDL *orig_nested = edl->nested_edls[i];
2476                         char new_path[BCTEXTLEN];
2477                         if( !ProxyRender::from_proxy_path(new_path, orig_nested, proxy_scale) )
2478                                 continue;
2479                         proxy_render.to_proxy_path(new_path, orig_nested, proxy_scale);
2480 // test if proxy asset was already added to proxy_assets
2481                         int got_it = 0;
2482                         for( int i = 0; !got_it && i<proxy_assets.size(); ++i )
2483                                 got_it = !strcmp(proxy_assets[i]->path, new_path);
2484                         if( got_it ) continue;
2485                         Asset *proxy_nested = edl->assets->get_asset(new_path);
2486                         if( !proxy_nested ) continue;
2487 // add pointer to existing EDL asset if it exists
2488 // EDL won't delete it unless it's the same pointer.
2489                         proxy_assets.append(proxy_nested);
2490                         proxy_nested->add_user();
2491                         orig_idxbls.append(orig_nested);
2492                         orig_nested->add_user();
2493                 }
2494
2495 // convert from the proxy assets to the original assets
2496                 edl->set_proxy(1, 0, &proxy_assets, &orig_idxbls);
2497
2498 // remove the references
2499                 for( int i=0; i<proxy_assets.size(); ++i ) {
2500                         Asset *proxy = (Asset *) proxy_assets[i];
2501                         proxy->width = proxy->actual_width;
2502                         proxy->height = proxy->actual_height;
2503                         proxy->remove_user();
2504                         edl->assets->remove_pointer(proxy);
2505                         proxy->remove_user();
2506                 }
2507                 proxy_assets.remove_all();
2508                 for( int i = 0; i < orig_idxbls.size(); i++ )
2509                         orig_idxbls[i]->remove_user();
2510                 orig_idxbls.remove_all();
2511         }
2512
2513         ArrayList<char *> confirm_paths;    // test for new files
2514         confirm_paths.set_array_delete();
2515
2516 // convert to new size if not original size
2517         if( new_scale != 1 ) {
2518                 FileSystem fs;
2519                 Asset *orig = edl->assets->first;
2520                 for( ; orig; orig=orig->next ) {
2521                         Asset *proxy = proxy_render.add_original(orig, new_scale);
2522                         if( !proxy ) continue;
2523                         int exists = fs.get_size(proxy->path) > 0 ? 1 : 0;
2524                         int got_it = exists && // if proxy exists, and is newer than orig
2525                             fs.get_date(proxy->path) > fs.get_date(orig->path) ? 1 : 0;
2526                         if( !got_it ) {
2527                                 if( exists ) // prompt user to overwrite
2528                                         confirm_paths.append(cstrdup(proxy->path));
2529                                 proxy_render.add_needed(orig, proxy);
2530                         }
2531                 }
2532                 for( int i=0,n=edl->nested_edls.size(); i<n; ++i ) {
2533                         EDL *orig_nested = edl->nested_edls[i];
2534                         Asset *proxy = proxy_render.add_original(orig_nested, new_scale);
2535                         if( !proxy ) continue;
2536                         int exists = fs.get_size(proxy->path) > 0 ? 1 : 0;
2537                         int got_it = exists && // if proxy exists, and is newer than orig_nested
2538                             fs.get_date(proxy->path) > fs.get_date(orig_nested->path) ? 1 : 0;
2539                         if( !got_it ) {
2540                                 if( exists ) // prompt user to overwrite
2541                                         confirm_paths.append(cstrdup(proxy->path));
2542                                 proxy_render.add_needed(orig_nested, proxy);
2543                         }
2544                 }
2545         }
2546
2547         int result = 0;
2548 // test for existing files
2549         if( confirm_paths.size() ) {
2550                 result = ConfirmSave::test_files(this, &confirm_paths);
2551                 confirm_paths.remove_all_objects();
2552         }
2553
2554         if( !result )
2555                 result = proxy_render.create_needed_proxies(new_scale);
2556
2557         if( !result ) // resize project
2558                 edl->set_proxy(new_scale, new_use_scaler,
2559                         &proxy_render.orig_idxbls, &proxy_render.orig_proxies);
2560
2561         undo_after(_("proxy"), LOAD_ALL);
2562         edl->Garbage::remove_user();
2563         restart_brender();
2564
2565         return !result ? proxy_render.needed_proxies.size() : -1;
2566 }
2567
2568 void MWindow::test_plugins(EDL *new_edl, const char *path)
2569 {
2570         char string[BCTEXTLEN];
2571
2572 // Do a check whether plugins exist
2573         for( Track *track=new_edl->tracks->first; track; track=track->next ) {
2574                 for( int k=0; k<track->plugin_set.total; ++k ) {
2575                         PluginSet *plugin_set = track->plugin_set[k];
2576                         for( Plugin *plugin = (Plugin*)plugin_set->first;
2577                                         plugin; plugin = (Plugin*)plugin->next ) {
2578                                 if( plugin->plugin_type != PLUGIN_STANDALONE ) continue;
2579 // ok we need to find it in plugindb
2580                                 PluginServer *server =
2581                                         scan_plugindb(plugin->title, track->data_type);
2582                                 if( !server || server->transition ) {
2583                                         sprintf(string,
2584         _("The %s '%s' in file '%s' is not part of your installation of Cinelerra.\n"
2585           "The project won't be rendered as it was meant and Cinelerra might crash.\n"),
2586                                                 "effect", _(plugin->title), path);
2587                                         MainError::show_error(string);
2588                                 }
2589                         }
2590                 }
2591
2592                 for( Edit *edit=track->edits->first; edit; edit=edit->next ) {
2593                         if( !edit->transition ) continue;
2594 // ok we need to find transition in plugindb
2595                         PluginServer *server =
2596                                 scan_plugindb(edit->transition->title, track->data_type);
2597                         if( !server || !server->transition ) {
2598                                 sprintf(string,
2599         _("The %s '%s' in file '%s' is not part of your installation of Cinelerra.\n"
2600           "The project won't be rendered as it was meant and Cinelerra might crash.\n"),
2601                                         "transition", _(edit->transition->title), path);
2602                                 MainError::show_error(string);
2603                         }
2604                 }
2605         }
2606 }
2607
2608
2609 void MWindow::init_shm(const char *pfn, int64_t min)
2610 {
2611         int64_t result = 0;
2612 // Fix shared memory
2613         FILE *fd = fopen(pfn, "r");
2614         if( fd ) {
2615                 fscanf(fd, "%jd", &result);
2616                 fclose(fd);
2617                 if( result >= min ) return;
2618         }
2619
2620         fd = fopen(pfn, "w");
2621         if( !fd ) return;
2622         fprintf(fd, "0x%jx", min);
2623         fclose(fd);
2624
2625         fd = fopen(pfn, "r");
2626         if( !fd ) {
2627                 eprintf(_("MWindow::init_shm: couldn't open %s for reading.\n"), pfn);
2628                 return;
2629         }
2630
2631         fscanf(fd, "%jd", &result);
2632         fclose(fd);
2633         if( result < min ) {
2634                 eprintf(_("MWindow::init_shm: %s is %p.\n"
2635                         "you probably need to be root, or:\n"
2636                         "as root, run: echo 0x%jx > %s\n"
2637                         "before trying to start cinelerra.\n"
2638                         "It should be at least 0x%jx for Cinelerra.\n"),
2639                         pfn, (void *)result, min, pfn, min);
2640         }
2641 }
2642
2643 void MWindow::create_objects(int want_gui,
2644         int want_new,
2645         char *config_path)
2646 {
2647         const int debug = 0;
2648         if(debug) PRINT_TRACE
2649
2650 // For some reason, init_signals must come after show_splash or the signals won't
2651 // get trapped.
2652         init_signals();
2653         if(debug) PRINT_TRACE
2654         init_3d();
2655
2656         if(debug) PRINT_TRACE
2657         show_splash();
2658
2659         if(debug) PRINT_TRACE
2660         default_standard = default_std();
2661         init_defaults(defaults, config_path);
2662         check_language();
2663         init_preferences();
2664         if(splash_window)
2665                 splash_window->update_status(_("Initializing Plugins"));
2666         init_plugins(this, preferences);
2667         if(debug) PRINT_TRACE
2668         init_ladspa_plugins(this, preferences);
2669         if(debug) PRINT_TRACE
2670         init_plugin_tips(*plugindb, cin_lang);
2671         if(splash_window)
2672                 splash_window->update_status(_("Initializing GUI"));
2673         if(debug) PRINT_TRACE
2674         init_theme();
2675
2676         if(debug) PRINT_TRACE
2677         init_error();
2678
2679         if(splash_window)
2680                 splash_window->update_status(_("Initializing Fonts"));
2681         char string[BCTEXTLEN];
2682         strcpy(string, preferences->plugin_dir);
2683         strcat(string, "/" FONT_SEARCHPATH);
2684         BC_Resources::init_fontconfig(string);
2685         if(debug) PRINT_TRACE
2686         init_wintv();
2687
2688 // Default project created here
2689         init_edl();
2690         if(debug) PRINT_TRACE
2691
2692         init_cache();
2693         if(debug) PRINT_TRACE
2694
2695         Timer timer;
2696
2697         init_awindow();
2698         if(debug) printf("MWindow::create_objects %d total_time=%d\n", __LINE__, (int)timer.get_difference());
2699
2700         init_compositor();
2701         if(debug) printf("MWindow::create_objects %d total_time=%d\n", __LINE__, (int)timer.get_difference());
2702
2703 //printf("MWindow::create_objects %d session->show_vwindow=%d\n", __LINE__, session->show_vwindow);
2704         if(session->show_vwindow)
2705                 get_viewer(1, DEFAULT_VWINDOW);
2706         if(debug) printf("MWindow::create_objects %d total_time=%d\n", __LINE__, (int)timer.get_difference());
2707
2708         init_gui();
2709         if(debug) printf("MWindow::create_objects %d total_time=%d\n", __LINE__, (int)timer.get_difference());
2710
2711         init_levelwindow();
2712         if(debug) printf("MWindow::create_objects %d total_time=%d\n", __LINE__, (int)timer.get_difference());
2713
2714         init_indexes();
2715         if(debug) printf("MWindow::create_objects %d total_time=%d\n", __LINE__, (int)timer.get_difference());
2716
2717         init_channeldb();
2718         if(debug) printf("MWindow::create_objects %d total_time=%d\n", __LINE__, (int)timer.get_difference());
2719
2720         init_gwindow();
2721         if(debug) printf("MWindow::create_objects %d total_time=%d\n", __LINE__, (int)timer.get_difference());
2722
2723         init_render();
2724         if(debug) printf("MWindow::create_objects %d total_time=%d\n", __LINE__, (int)timer.get_difference());
2725
2726         init_shuttle();
2727         init_brender();
2728         init_exportedl();
2729         init_commercials();
2730         if(debug) printf("MWindow::create_objects %d total_time=%d\n", __LINE__, (int)timer.get_difference());
2731         mainprogress = new MainProgress(this, gui);
2732         if(debug) printf("MWindow::create_objects %d total_time=%d\n", __LINE__, (int)timer.get_difference());
2733         undo = new MainUndo(this);
2734
2735         if(debug) printf("MWindow::create_objects %d total_time=%d\n", __LINE__, (int)timer.get_difference());
2736
2737         plugin_guis = new PluginGUIs(this);
2738         dead_plugins = new ArrayList<PluginServer*>;
2739         keyframe_threads = new ArrayList<KeyFrameThread*>;
2740
2741         if(debug) printf("MWindow::create_objects %d vwindows=%d show_vwindow=%d\n",
2742                 __LINE__,
2743                 vwindows.size(),
2744                 session->show_vwindow);
2745
2746 // Show all vwindows
2747 //      if(session->show_vwindow) {
2748 //              for(int j = 0; j < vwindows.size(); j++) {
2749 //                      VWindow *vwindow = vwindows[j];
2750 //                      if( !vwindow->is_running() ) continue;
2751 //                      if(debug) printf("MWindow::create_objects %d vwindow=%p\n",
2752 //                              __LINE__,
2753 //                              vwindow);
2754 //                      if(debug) printf("MWindow::create_objects %d total_time=%d\n", __LINE__, (int)timer.get_difference());
2755 //                      vwindow->gui->lock_window("MWindow::create_objects 1");
2756 //                      if(debug) printf("MWindow::create_objects %d total_time=%d\n", __LINE__, (int)timer.get_difference());
2757 //                      vwindow->gui->show_window();
2758 //                      if(debug) printf("MWindow::create_objects %d total_time=%d\n", __LINE__, (int)timer.get_difference());
2759 //                      vwindow->gui->unlock_window();
2760 //              }
2761 //      }
2762
2763
2764         if(debug) printf("MWindow::create_objects %d total_time=%d\n", __LINE__, (int)timer.get_difference());
2765
2766         if(session->show_cwindow)
2767         {
2768                 cwindow->gui->lock_window("MWindow::create_objects 1");
2769                 cwindow->gui->show_window();
2770                 cwindow->gui->unlock_window();
2771         }
2772
2773         if(debug) printf("MWindow::create_objects %d total_time=%d\n", __LINE__, (int)timer.get_difference());
2774         if(session->show_awindow)
2775         {
2776                 awindow->gui->lock_window("MWindow::create_objects 1");
2777                 awindow->gui->show_window();
2778                 awindow->gui->unlock_window();
2779         }
2780
2781         if(debug) printf("MWindow::create_objects %d total_time=%d\n", __LINE__, (int)timer.get_difference());
2782         if(session->show_lwindow)
2783         {
2784                 lwindow->gui->lock_window("MWindow::create_objects 1");
2785                 lwindow->gui->show_window();
2786                 lwindow->gui->unlock_window();
2787         }
2788
2789         if(debug) printf("MWindow::create_objects %d total_time=%d gwindow=%p\n",
2790                 __LINE__,
2791                 (int)timer.get_difference(),
2792                 gwindow->gui);
2793         if(session->show_gwindow)
2794         {
2795                 gwindow->gui->lock_window("MWindow::create_objects 1");
2796                 gwindow->gui->show_window();
2797                 gwindow->gui->unlock_window();
2798         }
2799
2800         if(debug) PRINT_TRACE
2801
2802         gui->lock_window("MWindow::create_objects 1");
2803         gui->mainmenu->load_defaults(defaults);
2804         gui->mainmenu->update_toggles(0);
2805         gui->update_patchbay();
2806         gui->draw_canvas(0, 0);
2807         gui->draw_cursor(1);
2808         gui->show_window();
2809         gui->raise_window();
2810         gui->unlock_window();
2811         cwindow->gui->lock_window("MWindow::create_objects 1");
2812         cwindow->gui->tool_panel->raise_tool();
2813         cwindow->gui->unlock_window();
2814         if(debug) PRINT_TRACE
2815
2816         if(preferences->use_tipwindow)
2817                 init_tipwindow();
2818         if(debug) PRINT_TRACE
2819
2820         gui->add_keyboard_listener(
2821                 (int (BC_WindowBase::*)(BC_WindowBase *))
2822                 &MWindowGUI::keyboard_listener);
2823
2824         hide_splash();
2825         init_shm("/proc/sys/kernel/shmmax", 0x7fffffff);
2826         init_shm("/proc/sys/kernel/shmmni", 0x4000);
2827         if(debug) PRINT_TRACE
2828
2829         BC_WindowBase::get_resources()->vframe_shm = 1;
2830 }
2831
2832 int MWindow::uses_opengl()
2833 {
2834         if( !playback_3d || !playback_3d->running() ) return 0;
2835         PlaybackConfig *playback_config = edl->session->playback_config;
2836         return playback_config->vconfig->driver == PLAYBACK_X11_GL ? 1 : 0;
2837 }
2838
2839 void MWindow::show_splash()
2840 {
2841 #include "data/heroine_logo9_png.h"
2842         VFrame *frame = new VFramePng(heroine_logo9_png);
2843         BC_DisplayInfo dpyi;
2844         int rw = dpyi.get_root_w(), rh = dpyi.get_root_h();
2845         int rr = (rw < rh ? rw : rh) / 4;
2846         splash_window = new SplashGUI(frame, rr, rr);
2847         splash_window->create_objects();
2848 }
2849
2850 void MWindow::hide_splash()
2851 {
2852         if(splash_window)
2853                 delete splash_window;
2854         splash_window = 0;
2855 }
2856
2857
2858 void MWindow::start()
2859 {
2860 ENABLE_BUFFER
2861 //PRINT_TRACE
2862 //      vwindows[DEFAULT_VWINDOW]->start();
2863         awindow->start();
2864 //PRINT_TRACE
2865         cwindow->start();
2866 //PRINT_TRACE
2867         lwindow->start();
2868 //PRINT_TRACE
2869         gwindow->start();
2870 //PRINT_TRACE
2871 //      Thread::start();
2872 //PRINT_TRACE
2873         playback_3d->start();
2874 //PRINT_TRACE
2875 }
2876
2877 void MWindow::run()
2878 {
2879         run_lock->lock("MWindow::run");
2880         gui->run_window();
2881         stop_playback(1);
2882
2883         brender_lock->lock("MWindow::run 1");
2884         delete brender;         brender = 0;
2885         brender_lock->unlock();
2886
2887         interrupt_indexes();
2888         clean_indexes();
2889         save_defaults();
2890         run_lock->unlock();
2891 }
2892
2893 void MWindow::show_vwindow()
2894 {
2895         int total_running = 0;
2896         session->show_vwindow = 1;
2897
2898 //printf("MWindow::show_vwindow %d %d\n", __LINE__, vwindows.size());
2899 // Raise all windows which are visible
2900         for(int j = 0; j < vwindows.size(); j++) {
2901                 VWindow *vwindow = vwindows[j];
2902                 if( !vwindow->is_running() ) continue;
2903                 vwindow->gui->lock_window("MWindow::show_vwindow");
2904                 vwindow->gui->show_window(0);
2905                 vwindow->gui->raise_window();
2906                 vwindow->gui->flush();
2907                 vwindow->gui->unlock_window();
2908                 total_running++;
2909         }
2910
2911 // If no windows visible
2912         if(!total_running)
2913         {
2914                 get_viewer(1, DEFAULT_VWINDOW);
2915         }
2916
2917         gui->mainmenu->show_vwindow->set_checked(1);
2918 }
2919
2920 void MWindow::show_awindow()
2921 {
2922         session->show_awindow = 1;
2923         awindow->gui->lock_window("MWindow::show_awindow");
2924         awindow->gui->show_window();
2925         awindow->gui->raise_window();
2926         awindow->gui->flush();
2927         awindow->gui->unlock_window();
2928         gui->mainmenu->show_awindow->set_checked(1);
2929 }
2930
2931 char *MWindow::get_cwindow_display()
2932 {
2933         char *x11_host = screens < 2 || session->window_config == 0 ?
2934                 session->a_x11_host : session->b_x11_host;
2935         return *x11_host ? x11_host : 0;
2936 }
2937
2938 void MWindow::show_cwindow()
2939 {
2940         session->show_cwindow = 1;
2941         cwindow->show_window();
2942         gui->mainmenu->show_cwindow->set_checked(1);
2943 }
2944
2945 void MWindow::show_gwindow()
2946 {
2947         session->show_gwindow = 1;
2948
2949         gwindow->gui->lock_window("MWindow::show_gwindow");
2950         gwindow->gui->show_window();
2951         gwindow->gui->raise_window();
2952         gwindow->gui->flush();
2953         gwindow->gui->unlock_window();
2954
2955         gui->mainmenu->show_gwindow->set_checked(1);
2956 }
2957 void MWindow::hide_gwindow()
2958 {
2959         session->show_gwindow = 0;
2960
2961         gwindow->gui->lock_window("MWindow::show_gwindow");
2962         gwindow->gui->hide_window();
2963         gwindow->gui->unlock_window();
2964 }
2965
2966 void MWindow::show_lwindow()
2967 {
2968         session->show_lwindow = 1;
2969         lwindow->gui->lock_window("MWindow::show_lwindow");
2970         lwindow->gui->show_window();
2971         lwindow->gui->raise_window();
2972         lwindow->gui->flush();
2973         lwindow->gui->unlock_window();
2974         gui->mainmenu->show_lwindow->set_checked(1);
2975 }
2976
2977 void MWindow::restore_windows()
2978 {
2979         if( !session->show_vwindow ) {
2980                 for( int i=0, n=vwindows.size(); i<n; ++i ) {
2981                         VWindow *vwindow = vwindows[i];
2982                         if( !vwindow || !vwindow->is_running() ) continue;
2983                         vwindow->gui->lock_window("MWindow::restore_windows");
2984                         vwindow->gui->close(1);
2985                         vwindow->gui->unlock_window();
2986                 }
2987         }
2988         else
2989                 show_vwindow();
2990
2991         if( !session->show_awindow && !awindow->gui->is_hidden() ) {
2992                 awindow->gui->lock_window("MWindow::restore_windows");
2993                 awindow->gui->close_event();
2994                 awindow->gui->unlock_window();
2995         }
2996         else if( session->show_awindow && awindow->gui->is_hidden() )
2997                 show_awindow();
2998
2999         if( !session->show_cwindow && !cwindow->gui->is_hidden() ) {
3000                 cwindow->gui->lock_window("MWindow::restore_windows");
3001                 cwindow->hide_window();
3002                 cwindow->gui->unlock_window();
3003         }
3004         else if( session->show_cwindow && cwindow->gui->is_hidden() )
3005                 cwindow->show_window();
3006
3007         if( !session->show_gwindow && !gwindow->gui->is_hidden() ) {
3008                 gwindow->gui->lock_window("MWindow::restore_windows");
3009                 gwindow->gui->close_event();
3010                 gwindow->gui->unlock_window();
3011         }
3012         else if( session->show_gwindow && gwindow->gui->is_hidden() )
3013                 show_gwindow();
3014
3015         if( !session->show_lwindow && !lwindow->gui->is_hidden() ) {
3016                 lwindow->gui->lock_window("MWindow::restore_windows");
3017                 lwindow->gui->close_event();
3018                 lwindow->gui->unlock_window();
3019         }
3020         else if( session->show_lwindow && lwindow->gui->is_hidden() )
3021                 show_lwindow();
3022
3023         gui->focus();
3024 }
3025
3026 void MWindow::load_layout(const char *layout)
3027 {
3028         char path[BCTEXTLEN];
3029         snprintf(path, sizeof(path), "%s/%s", File::get_config_path(), layout);
3030         session->load_file(path);
3031         restore_windows();
3032         gui->default_positions();
3033         save_defaults();
3034 }
3035
3036 void MWindow::save_layout(const char *layout)
3037 {
3038         char path[BCTEXTLEN];
3039         snprintf(path, sizeof(path), "%s/%s", File::get_config_path(), layout);
3040         session->save_file(path);
3041 }
3042
3043 void MWindow::delete_layout(const char *layout)
3044 {
3045         char path[BCTEXTLEN];
3046         snprintf(path, sizeof(path), "%s/%s", File::get_config_path(), layout);
3047         unlink(path);
3048 }
3049
3050 int MWindow::tile_windows(int window_config)
3051 {
3052         int need_reload = 0;
3053         int play_config = window_config==0 ? 0 : 1;
3054         edl->session->playback_config->load_defaults(defaults, play_config);
3055         session->default_window_positions(window_config);
3056         if( screens == 1 ) {
3057                 gui->default_positions();
3058                 sync_parameters(CHANGE_ALL);
3059         }
3060         else
3061                 need_reload = 1;
3062         return need_reload;
3063 }
3064
3065 void MWindow::toggle_loop_playback()
3066 {
3067         edl->local_session->loop_playback = !edl->local_session->loop_playback;
3068         set_loop_boundaries();
3069         save_backup();
3070
3071         gui->draw_overlays(1);
3072         sync_parameters(CHANGE_PARAMS);
3073 }
3074
3075 void MWindow::set_screens(int value)
3076 {
3077         screens = value;
3078 }
3079
3080 void MWindow::set_auto_keyframes(int value)
3081 {
3082         edl->session->auto_keyframes = value;
3083         gui->mbuttons->edit_panel->keyframe->update(value);
3084         gui->flush();
3085         cwindow->gui->lock_window("MWindow::set_auto_keyframes");
3086         cwindow->gui->edit_panel->keyframe->update(value);
3087         cwindow->gui->flush();
3088         cwindow->gui->unlock_window();
3089 }
3090
3091 void MWindow::set_span_keyframes(int value)
3092 {
3093         edl->session->span_keyframes = value;
3094         gui->mbuttons->edit_panel->span_keyframe->update(value);
3095         gui->flush();
3096         cwindow->gui->lock_window("MWindow::set_span_keyframes");
3097         cwindow->gui->edit_panel->span_keyframe->update(value);
3098         cwindow->gui->flush();
3099         cwindow->gui->unlock_window();
3100 }
3101
3102 void MWindow::set_auto_visibility(Autos *autos, int value)
3103 {
3104         if( autos->type == Autos::AUTOMATION_TYPE_PLUGIN )
3105                 edl->session->auto_conf->plugins = value;
3106         else if( autos->autoidx >= 0 )
3107                 edl->session->auto_conf->autos[autos->autoidx] = value;
3108         else
3109                 return;
3110
3111         gui->update(0, NORMAL_DRAW, 0, 0, 0, 0, 0);
3112         gui->mainmenu->update_toggles(1);
3113         gui->unlock_window();
3114         gwindow->gui->update_toggles(1);
3115         gui->lock_window("MWindow::set_auto_visibility");
3116 }
3117
3118 void MWindow::set_keyframe_type(int mode)
3119 {
3120         gui->lock_window("MWindow::set_keyframe_type");
3121         edl->local_session->floatauto_type = mode;
3122         gui->mainmenu->update_toggles(0);
3123         gui->unlock_window();
3124 }
3125
3126 int MWindow::set_editing_mode(int new_editing_mode)
3127 {
3128         edl->session->editing_mode = new_editing_mode;
3129         gui->mbuttons->edit_panel->editing_mode = edl->session->editing_mode;
3130         gui->mbuttons->edit_panel->update();
3131         gui->set_editing_mode(1);
3132
3133         cwindow->gui->lock_window("MWindow::set_editing_mode");
3134         cwindow->gui->edit_panel->update();
3135         cwindow->gui->edit_panel->editing_mode = edl->session->editing_mode;
3136         cwindow->gui->unlock_window();
3137         return 0;
3138 }
3139
3140 void MWindow::toggle_editing_mode()
3141 {
3142         int mode = edl->session->editing_mode;
3143         if( mode == EDITING_ARROW )
3144                 set_editing_mode(EDITING_IBEAM);
3145         else
3146                 set_editing_mode(EDITING_ARROW);
3147 }
3148
3149 void MWindow::toggle_camera_xyz()
3150 {
3151         gwindow->gui->lock_window("MWindow::toggle_camera_xyz");
3152         gwindow->gui->toggle_camera_xyz();
3153         gwindow->gui->unlock_window();
3154 }
3155
3156 void MWindow::toggle_projector_xyz()
3157 {
3158         gwindow->gui->lock_window("MWindow::toggle_projector_xyz");
3159         gwindow->gui->toggle_projector_xyz();
3160         gwindow->gui->unlock_window();
3161 }
3162
3163 void MWindow::set_labels_follow_edits(int value)
3164 {
3165         edl->session->labels_follow_edits = value;
3166         gui->mbuttons->edit_panel->locklabels->update(value);
3167         gui->mainmenu->labels_follow_edits->set_checked(value);
3168         gui->flush();
3169 }
3170
3171 void MWindow::sync_parameters(int change_type)
3172 {
3173         if( in_destructor ) return;
3174
3175 // Sync engines which are playing back
3176         if( cwindow->playback_engine->is_playing_back ) {
3177                 if( change_type == CHANGE_PARAMS ) {
3178 // TODO: block keyframes until synchronization is done
3179                         cwindow->playback_engine->sync_parameters(edl);
3180                 }
3181                 else {
3182 // Stop and restart
3183                         int command = cwindow->playback_engine->command->command;
3184 // Waiting for tracking to finish would make the restart position more
3185 // accurate but it can't lock the window to stop tracking for some reason.
3186 // Not waiting for tracking gives a faster response but restart position is
3187 // only as accurate as the last tracking update.
3188                         cwindow->playback_engine->transport_stop(0);
3189                         cwindow->playback_engine->next_command->realtime = 1;
3190                         cwindow->playback_engine->transport_command(command, change_type, edl, 0);
3191                 }
3192         }
3193         else {
3194                 cwindow->refresh_frame(change_type);
3195         }
3196 }
3197
3198 void MWindow::age_caches()
3199 {
3200 // printf("MWindow::age_caches %d %lld %lld %lld %lld\n",
3201 // __LINE__,
3202 // preferences->cache_size,
3203 // audio_cache->get_memory_usage(1),
3204 // video_cache->get_memory_usage(1),
3205 // frame_cache->get_memory_usage(),
3206 // wave_cache->get_memory_usage(),
3207 // memory_usage);
3208         frame_cache->age_cache(512);
3209         wave_cache->age_cache(8192);
3210
3211         int64_t memory_usage;
3212         int64_t prev_memory_usage = 0;
3213         int result = 0;
3214         int64_t video_size = (int64_t)(preferences->cache_size * 0.80);
3215         while( !result && prev_memory_usage !=
3216                 (memory_usage=video_cache->get_memory_usage(1)) &&
3217                 memory_usage > video_size ) {
3218                 video_cache->delete_oldest();
3219                 prev_memory_usage = memory_usage;
3220         }
3221
3222         prev_memory_usage = 0;
3223         result = 0;
3224         int64_t audio_size = (int64_t)(preferences->cache_size * 0.20);
3225         while( !result && prev_memory_usage !=
3226                 (memory_usage=audio_cache->get_memory_usage(1)) &&
3227                 memory_usage > audio_size ) {
3228                 audio_cache->delete_oldest();
3229                 prev_memory_usage = memory_usage;
3230         }
3231 }
3232
3233 void MWindow::reset_android_remote()
3234 {
3235         gui->use_android_remote(preferences->android_remote);
3236 }
3237
3238
3239 void MWindow::show_keyframe_gui(Plugin *plugin)
3240 {
3241         keyframe_gui_lock->lock("MWindow::show_keyframe_gui");
3242 // Find existing thread
3243         for(int i = 0; i < keyframe_threads->size(); i++)
3244         {
3245                 if(keyframe_threads->get(i)->plugin == plugin)
3246                 {
3247                         keyframe_threads->get(i)->start_window(plugin, 0);
3248                         keyframe_gui_lock->unlock();
3249                         return;
3250                 }
3251         }
3252
3253 // Find unused thread
3254         for(int i = 0; i < keyframe_threads->size(); i++)
3255         {
3256                 if(!keyframe_threads->get(i)->plugin)
3257                 {
3258                         keyframe_threads->get(i)->start_window(plugin, 0);
3259                         keyframe_gui_lock->unlock();
3260                         return;
3261                 }
3262         }
3263
3264 // Create new thread
3265         KeyFrameThread *thread = new KeyFrameThread(this);
3266         keyframe_threads->append(thread);
3267         thread->start_window(plugin, 0);
3268
3269         keyframe_gui_lock->unlock();
3270 }
3271
3272
3273 void MWindow::show_plugin(Plugin *plugin)
3274 {
3275         int done = 0;
3276
3277 SET_TRACE
3278 // Remove previously deleted plugin GUIs
3279         dead_plugin_lock->lock("MWindow::show_plugin");
3280         dead_plugins->remove_all_objects();
3281         dead_plugin_lock->unlock();
3282
3283 //printf("MWindow::show_plugin %d\n", __LINE__);
3284 SET_TRACE
3285
3286
3287         plugin_gui_lock->lock("MWindow::show_plugin");
3288         for(int i = 0; i < plugin_guis->total; i++)
3289         {
3290 // Pointer comparison
3291                 if(plugin_guis->get(i)->plugin == plugin)
3292                 {
3293                         plugin_guis->get(i)->raise_window();
3294                         done = 1;
3295                         break;
3296                 }
3297         }
3298 SET_TRACE
3299
3300 //printf("MWindow::show_plugin 1\n");
3301         if( !done && !plugin->track ) {
3302                 printf("MWindow::show_plugin track not defined.\n");
3303                 done = 1;
3304         }
3305         if( !done ) {
3306                 PluginServer *server = scan_plugindb(plugin->title,
3307                         plugin->track->data_type);
3308
3309 //printf("MWindow::show_plugin %p %d\n", server, server->uses_gui);
3310                 if(server && server->uses_gui)
3311                 {
3312                         PluginServer *gui = new PluginServer(*server);
3313                         plugin_guis->append(gui);
3314 // Needs mwindow to do GUI
3315                         gui->set_mwindow(this);
3316                         gui->open_plugin(0, preferences, edl, plugin);
3317                         plugin->show = 1;
3318                         gui->show_gui();
3319                 }
3320         }
3321         plugin_gui_lock->unlock();
3322 // update show/gui_id
3323         sync_parameters(CHANGE_PARAMS);
3324 //printf("MWindow::show_plugin %d\n", __LINE__);
3325 SET_TRACE
3326 //sleep(1);
3327 //printf("MWindow::show_plugin 2\n");
3328 }
3329
3330 void MWindow::hide_plugin(Plugin *plugin, int lock)
3331 {
3332         plugin->show = 0;
3333 // Update the toggle
3334         gui->lock_window("MWindow::hide_plugin");
3335         gui->update(0, NORMAL_DRAW, 0, 0, 0, 0, 0);
3336         gui->unlock_window();
3337
3338         if(lock) plugin_gui_lock->lock("MWindow::hide_plugin");
3339         for(int i = 0; i < plugin_guis->total; i++)
3340         {
3341                 if(plugin_guis->get(i)->plugin == plugin)
3342                 {
3343                         PluginServer *ptr = plugin_guis->get(i);
3344                         plugin_guis->remove(ptr);
3345                         if(lock) plugin_gui_lock->unlock();
3346 // Last command executed in client side close
3347 // Schedule for deletion
3348                         ptr->hide_gui();
3349                         delete_plugin(ptr);
3350 //sleep(1);
3351                         return;
3352                 }
3353         }
3354         if(lock) plugin_gui_lock->unlock();
3355 // update show/gui_id
3356         sync_parameters(CHANGE_PARAMS);
3357 }
3358
3359 void MWindow::delete_plugin(PluginServer *plugin)
3360 {
3361         dead_plugin_lock->lock("MWindow::delete_plugin");
3362         dead_plugins->append(plugin);
3363         dead_plugin_lock->unlock();
3364 }
3365
3366 void MWindow::hide_plugins()
3367 {
3368         plugin_gui_lock->lock("MWindow::hide_plugins 1");
3369         while(plugin_guis->size())
3370         {
3371                 PluginServer *ptr = plugin_guis->get(0);
3372                 plugin_guis->remove(ptr);
3373                 plugin_gui_lock->unlock();
3374 // Last command executed in client side close
3375 // Schedule for deletion
3376                 ptr->hide_gui();
3377                 delete_plugin(ptr);
3378                 plugin_gui_lock->lock("MWindow::hide_plugins 2");
3379         }
3380         plugin_gui_lock->unlock();
3381
3382         hide_keyframe_guis();
3383 }
3384
3385 void MWindow::hide_keyframe_guis()
3386 {
3387         keyframe_gui_lock->lock("MWindow::hide_keyframe_guis");
3388         for(int i = 0; i < keyframe_threads->size(); i++)
3389         {
3390                 keyframe_threads->get(i)->close_window();
3391         }
3392         keyframe_gui_lock->unlock();
3393 }
3394
3395 void MWindow::hide_keyframe_gui(Plugin *plugin)
3396 {
3397         keyframe_gui_lock->lock("MWindow::hide_keyframe_gui");
3398         for(int i = 0; i < keyframe_threads->size(); i++)
3399         {
3400                 if(keyframe_threads->get(i)->plugin == plugin)
3401                 {
3402                         keyframe_threads->get(i)->close_window();
3403                         break;
3404                 }
3405         }
3406         keyframe_gui_lock->unlock();
3407 }
3408
3409 int MWindow::get_hash_color(Edit *edit)
3410 {
3411         Indexable *idxbl = edit->asset ?
3412                 (Indexable*)edit->asset : (Indexable*)edit->nested_edl;
3413         if( !idxbl ) return 0;
3414         char path[BCTEXTLEN];
3415         if( !edit->asset || edit->track->data_type != TRACK_VIDEO ||
3416             edl->session->proxy_scale == 1 ||
3417             ProxyRender::from_proxy_path(path, idxbl, edl->session->proxy_scale) )
3418                 strcpy(path, idxbl->path);
3419         char *cp = strrchr(path, '/');
3420         cp = !cp ? path : cp+1;
3421         uint8_t *bp = (uint8_t*)cp;
3422         int v = 0;
3423         while( *bp ) v += *bp++;
3424         return get_hash_color(v);
3425 }
3426
3427 int MWindow::get_hash_color(int v)
3428 {
3429         int hash = 0x303030;
3430         if( v & 0x01 ) hash ^= 0x000040;
3431         if( v & 0x02 ) hash ^= 0x004000;
3432         if( v & 0x04 ) hash ^= 0x400000;
3433         if( v & 0x08 ) hash ^= 0x080000;
3434         if( v & 0x10 ) hash ^= 0x000800;
3435         if( v & 0x20 ) hash ^= 0x000008;
3436         if( v & 0x40 ) hash ^= 0x404040;
3437         if( v & 0x80 ) hash ^= 0x080808;
3438         return hash;
3439 }
3440
3441 int MWindow::get_group_color(int v)
3442 {
3443         int color = 0x606060;
3444         if( v & 0x01 ) color ^= 0x000080;
3445         if( v & 0x02 ) color ^= 0x008000;
3446         if( v & 0x04 ) color ^= 0x800000;
3447         if( v & 0x08 ) color ^= 0x100000;
3448         if( v & 0x10 ) color ^= 0x001000;
3449         if( v & 0x20 ) color ^= 0x000010;
3450         if( v & 0x40 ) color ^= 0x080808;
3451         if( v & 0x80 ) color ^= 0x909090;
3452         return color;
3453 }
3454
3455 int MWindow::get_title_color(Edit *edit)
3456 {
3457         unsigned color = edit->color & 0xffffff;
3458         unsigned alpha = (~edit->color>>24) & 0xff;
3459         if( !color ) {
3460                 if( edit->group_id )
3461                         color = get_group_color(edit->group_id);
3462                 else if( preferences->autocolor_assets )
3463                         color = get_hash_color(edit);
3464                 else
3465                         return 0;
3466         }
3467         if( alpha == 0xff )
3468                 alpha = session->title_bar_alpha*255;
3469         return color | (~alpha<<24);
3470 }
3471
3472 void MWindow::update_keyframe_guis()
3473 {
3474 // Send new configuration to keyframe GUI's
3475         keyframe_gui_lock->lock("MWindow::update_keyframe_guis");
3476         for(int i = 0; i < keyframe_threads->size(); i++)
3477         {
3478                 KeyFrameThread *ptr = keyframe_threads->get(i);
3479                 if(edl->tracks->plugin_exists(ptr->plugin))
3480                         ptr->update_gui(1);
3481                 else
3482                 {
3483                         ptr->close_window();
3484                 }
3485         }
3486         keyframe_gui_lock->unlock();
3487 }
3488
3489 void MWindow::update_plugin_guis(int do_keyframe_guis)
3490 {
3491 // Send new configuration to plugin GUI's
3492         plugin_gui_lock->lock("MWindow::update_plugin_guis");
3493
3494         for(int i = 0; i < plugin_guis->size(); i++)
3495         {
3496                 PluginServer *ptr = plugin_guis->get(i);
3497                 if(edl->tracks->plugin_exists(ptr->plugin))
3498                         ptr->update_gui();
3499                 else
3500                 {
3501 // Schedule for deletion if no plugin
3502                         plugin_guis->remove_number(i);
3503                         i--;
3504
3505                         ptr->hide_gui();
3506                         delete_plugin(ptr);
3507                 }
3508         }
3509
3510
3511 // Change plugin variable if not visible
3512         Track *track = edl->tracks->first;
3513         while(track)
3514         {
3515                 for(int i = 0; i < track->plugin_set.size(); i++)
3516                 {
3517                         Plugin *plugin = (Plugin*)track->plugin_set[i]->first;
3518                         while(plugin)
3519                         {
3520                                 int got_it = 0;
3521                                 for(int i = 0; i < plugin_guis->size(); i++)
3522                                 {
3523                                         PluginServer *server = plugin_guis->get(i);
3524                                         if(server->plugin == plugin)
3525                                         {
3526                                                 got_it = 1;
3527                                                 break;
3528                                         }
3529                                 }
3530
3531                                 if(!got_it) plugin->show = 0;
3532                                 plugin = (Plugin*)plugin->next;
3533                         }
3534                 }
3535
3536                 track = track->next;
3537         }
3538
3539         plugin_gui_lock->unlock();
3540
3541
3542         if(do_keyframe_guis) update_keyframe_guis();
3543 }
3544
3545 void MWindow::stop_plugin_guis()
3546 {
3547 // Send new configuration to plugin GUI's
3548         plugin_gui_lock->lock("MWindow::stop_plugin_guis");
3549
3550         for( int i=0; i<plugin_guis->size(); ++i ) {
3551                 PluginServer *ptr = plugin_guis->get(i);
3552                 if( edl->tracks->plugin_exists(ptr->plugin) ) {
3553                         ptr->render_stop();
3554                 }
3555         }
3556         plugin_gui_lock->unlock();
3557 }
3558
3559 int MWindow::plugin_gui_open(Plugin *plugin)
3560 {
3561         int gui_id = plugin->gui_id;
3562         if( gui_id < 0 ) return 0;
3563         plugin_gui_lock->lock("MWindow::plugin_gui_open");
3564         PluginServer *plugin_server = plugin_guis->gui_server(gui_id);
3565         int result = plugin_server ? 1 : 0;
3566         plugin_gui_lock->unlock();
3567         return result;
3568 }
3569
3570
3571 void MWindow::render_plugin_gui(void *data, Plugin *plugin)
3572 {
3573         int gui_id = plugin->gui_id;
3574         if( gui_id < 0 ) return;
3575         plugin_gui_lock->lock("MWindow::render_plugin_gui 0");
3576         PluginServer *plugin_server = plugin_guis->gui_server(gui_id);
3577         if( plugin_server )
3578                 plugin_server->render_gui(data);
3579         plugin_gui_lock->unlock();
3580 }
3581
3582 void MWindow::render_plugin_gui(void *data, int size, Plugin *plugin)
3583 {
3584         int gui_id = plugin->gui_id;
3585         if( gui_id < 0 ) return;
3586         plugin_gui_lock->lock("MWindow::render_plugin_gui 1");
3587         PluginServer *plugin_server = plugin_guis->gui_server(gui_id);
3588         if( plugin_server )
3589                 plugin_server->render_gui(data, size);
3590         plugin_gui_lock->unlock();
3591 }
3592
3593 void MWindow::reset_plugin_gui_frames(Plugin *plugin)
3594 {
3595         int gui_id = plugin->gui_id;
3596         if( gui_id < 0 ) return;
3597         plugin_gui_lock->lock("MWindow::reset_plugin_gui_frames");
3598         PluginServer *plugin_server = plugin_guis->gui_server(gui_id);
3599         if( plugin_server )
3600                 plugin_server->reset_plugin_gui_frames();
3601         plugin_gui_lock->unlock();
3602 }
3603
3604 void MWindow::render_plugin_gui_frames(PluginClientFrames *frames, Plugin *plugin)
3605 {
3606         int gui_id = plugin->gui_id;
3607         if( gui_id < 0 ) return;
3608         plugin_gui_lock->lock("MWindow::render_plugin_gui_frames");
3609         PluginServer *plugin_server = plugin_guis->gui_server(gui_id);
3610         if( plugin_server )
3611                 plugin_server->render_plugin_gui_frames(frames);
3612         plugin_gui_lock->unlock();
3613 }
3614
3615 double MWindow::get_tracking_position()
3616 {
3617         return edl->local_session->get_selectionstart(1);
3618 }
3619
3620 int MWindow::get_tracking_direction()
3621 {
3622         return cwindow->playback_engine->get_direction();
3623 }
3624
3625 void MWindow::update_plugin_states()
3626 {
3627         plugin_gui_lock->lock("MWindow::update_plugin_states");
3628         for(int i = 0; i < plugin_guis->total; i++)
3629         {
3630                 int result = 0;
3631 // Get a plugin GUI
3632                 Plugin *src_plugin = plugin_guis->get(i)->plugin;
3633                 PluginServer *src_plugingui = plugin_guis->get(i);
3634
3635 // Search for plugin in EDL.  Only the master EDL shows plugin GUIs.
3636                 for(Track *track = edl->tracks->first;
3637                         track && !result;
3638                         track = track->next)
3639                 {
3640                         for(int j = 0;
3641                                 j < track->plugin_set.total && !result;
3642                                 j++)
3643                         {
3644                                 PluginSet *plugin_set = track->plugin_set[j];
3645                                 for(Plugin *plugin = (Plugin*)plugin_set->first;
3646                                         plugin && !result;
3647                                         plugin = (Plugin*)plugin->next)
3648                                 {
3649                                         if(plugin == src_plugin &&
3650                                                 !strcmp(plugin->title, src_plugingui->title)) result = 1;
3651                                 }
3652                         }
3653                 }
3654
3655
3656 // Doesn't exist anymore
3657                 if(!result)
3658                 {
3659                         hide_plugin(src_plugin, 0);
3660                         i--;
3661                 }
3662         }
3663         plugin_gui_lock->unlock();
3664 }
3665
3666
3667 void MWindow::update_plugin_titles()
3668 {
3669         for(int i = 0; i < plugin_guis->total; i++)
3670         {
3671                 plugin_guis->get(i)->update_title();
3672         }
3673 }
3674
3675 int MWindow::asset_to_edl(EDL *new_edl,
3676         Asset *new_asset,
3677         RecordLabels *labels)
3678 {
3679 const int debug = 0;
3680 if(debug) printf("MWindow::asset_to_edl %d new_asset->layers=%d\n",
3681 __LINE__,
3682 new_asset->layers);
3683 // Keep frame rate, sample rate, and output size unchanged.
3684 // These parameters would revert the project if VWindow displayed an asset
3685 // of different size than the project.
3686         if(new_asset->video_data)
3687         {
3688                 new_edl->session->video_tracks = new_asset->layers;
3689         }
3690         else
3691                 new_edl->session->video_tracks = 0;
3692
3693 if(debug) printf("MWindow::asset_to_edl %d\n", __LINE__);
3694
3695
3696
3697
3698
3699         if(new_asset->audio_data)
3700         {
3701                 new_edl->session->audio_tracks = new_asset->channels;
3702         }
3703         else
3704                 new_edl->session->audio_tracks = 0;
3705 //printf("MWindow::asset_to_edl 2 %d %d\n", new_edl->session->video_tracks, new_edl->session->audio_tracks);
3706
3707 if(debug) printf("MWindow::asset_to_edl %d\n", __LINE__);
3708         new_edl->create_default_tracks();
3709 //printf("MWindow::asset_to_edl 2 %d %d\n", new_edl->session->video_tracks, new_edl->session->audio_tracks);
3710 if(debug) printf("MWindow::asset_to_edl %d\n", __LINE__);
3711
3712
3713
3714 //printf("MWindow::asset_to_edl 3\n");
3715         new_edl->insert_asset(new_asset,
3716                 0,
3717                 0,
3718                 0,
3719                 labels);
3720 //printf("MWindow::asset_to_edl 3\n");
3721 if(debug) printf("MWindow::asset_to_edl %d\n", __LINE__);
3722
3723 // Align cursor on frames:: clip the new_edl to the minimum of the last joint frame.
3724         if(edl->session->cursor_on_frames)
3725         {
3726                 double length = new_edl->tracks->total_length();
3727                 double edl_length = new_edl->tracks->total_length_framealigned(edl->session->frame_rate);
3728                 new_edl->tracks->clear(length, edl_length, 1, 1);
3729         }
3730
3731
3732
3733
3734         char string[BCTEXTLEN];
3735         FileSystem fs;
3736         fs.extract_name(string, new_asset->path);
3737 //printf("MWindow::asset_to_edl 3\n");
3738
3739         strcpy(new_edl->local_session->clip_title, string);
3740 //printf("MWindow::asset_to_edl 4 %s\n", string);
3741 if(debug) printf("MWindow::asset_to_edl %d\n", __LINE__);
3742
3743         new_edl->local_session->asset2edl = 1;
3744         return 0;
3745 }
3746
3747
3748 // Reset everything after a load.
3749 void MWindow::update_project(int load_mode)
3750 {
3751         const int debug = 0;
3752
3753         if(debug) PRINT_TRACE
3754         edl->tracks->update_y_pixels(theme);
3755         session->update_clip_number();
3756
3757         if(debug) PRINT_TRACE
3758
3759         if( load_mode == LOADMODE_REPLACE ||
3760             load_mode == LOADMODE_REPLACE_CONCATENATE ) {
3761                 delete gui->keyvalue_popup;
3762                 gui->keyvalue_popup = 0;
3763                 gui->load_panes();
3764         }
3765
3766         gui->update(1, NORMAL_DRAW, 1, 1, 1, 1, 1);
3767         if(debug) PRINT_TRACE
3768         gui->unlock_window();
3769         init_brender();
3770
3771         cwindow->update(0, 0, 1, 1, 1);
3772
3773         if(debug) PRINT_TRACE
3774
3775 // Close all the vwindows
3776         if( load_mode == LOADMODE_REPLACE ||
3777             load_mode == LOADMODE_REPLACE_CONCATENATE ) {
3778                 if(debug) PRINT_TRACE
3779                 int first_vwindow = 0;
3780                 if(session->show_vwindow) first_vwindow = 1;
3781 // Change visible windows to no source
3782                 for(int i = 0; i < first_vwindow && i < vwindows.size(); i++) {
3783                         VWindow *vwindow = vwindows[i];
3784                         if( !vwindow->is_running() ) continue;
3785                         vwindow->change_source(-1);
3786                 }
3787
3788 // Close remaining windows
3789                 for(int i = first_vwindow; i < vwindows.size(); i++) {
3790                         VWindow *vwindow = vwindows[i];
3791                         if( !vwindow->is_running() ) continue;
3792                         vwindow->close_window();
3793                 }
3794                 for( int i=0; i<edl->vwindow_edls.size(); ++i ) {
3795                         VWindow *vwindow = get_viewer(1, -1);
3796                         vwindow->change_source(i);
3797                 }
3798                 if(debug) PRINT_TRACE
3799                 select_zwindow(0);
3800                 close_mixers(0);
3801
3802                 for( int i=0; i<edl->mixers.size(); ++i ) {
3803                         Mixer *mixer = edl->mixers[i];
3804                         ZWindow *zwindow = get_mixer(mixer);
3805                         zwindow->set_title(mixer->title);
3806                         zwindow->start();
3807                 }
3808                 cwindow->gui->canvas->set_zoom(edl, 0);
3809         }
3810         update_vwindow();
3811
3812         if(debug) PRINT_TRACE
3813         cwindow->gui->lock_window("MWindow::update_project 2");
3814         cwindow->gui->timebar->update(0);
3815         Track *track = cwindow->calculate_affected_track();
3816         cwindow->mask_track_id = track ? track->get_id() : -1;
3817         cwindow->gui->tool_panel->raise_tool();
3818         cwindow->gui->update_canvas(0);
3819         cwindow->gui->unlock_window();
3820
3821         if(debug) PRINT_TRACE
3822         cwindow->refresh_frame(CHANGE_ALL);
3823
3824         awindow->gui->async_update_assets();
3825         if(debug) PRINT_TRACE
3826
3827         gui->lock_window("MWindow::update_project");
3828         gui->update_mixers(0, 0);
3829         gui->flush();
3830         if(debug) PRINT_TRACE
3831 }
3832
3833 void MWindow::stack_push(EDL *new_edl, Indexable *idxbl)
3834 {
3835         int got_indexes = 0;
3836         for( int i=0; i<new_edl->nested_edls.size(); ++i ) {
3837                 EDL *nested_edl = new_edl->nested_edls[i];
3838                 mainindexes->add_indexable(nested_edl);
3839                 edl->nested_edls.update_index(nested_edl);
3840                 got_indexes = 1;
3841         }
3842         for( Asset *asset=new_edl->assets->first; asset; asset=asset->next ) {
3843                 mainindexes->add_indexable(asset);
3844                 edl->assets->update(asset);
3845                 got_indexes = 1;
3846         }
3847 // Start examining next batch of index files
3848         if( got_indexes )
3849                 mainindexes->start_build();
3850
3851 // needs gui lock
3852         gui->lock_window("MWindow::stack_push");
3853         if( stack.size() < 9 ) {
3854                 save_backup();
3855                 undo_before();
3856                 StackItem &item = stack.append();
3857                 item.edl = edl;
3858                 item.new_edl = new_edl;
3859                 item.undo = undo;
3860                 item.idxbl = idxbl;
3861                 item.mtime = 0;
3862                 if( idxbl && idxbl->is_asset ) {
3863                         struct stat st;
3864                         Asset *asset = (Asset *)idxbl;
3865                         if( asset->format == FILE_REF &&
3866                             !stat(asset->path, &st) )
3867                                 item.mtime = st.st_mtime;
3868                 }
3869                 edl = new_edl;
3870                 edl->add_user();
3871                 strcpy(session->filename, edl->path);
3872                 undo = new MainUndo(this);
3873                 gui->stack_button->update();
3874                 update_project(LOADMODE_REPLACE);
3875         }
3876         gui->unlock_window();
3877 }
3878
3879 void MWindow::stack_pop()
3880 {
3881         if( !stack.size() ) return;
3882 // writes on config_path/backup%d.xml
3883         save_backup();
3884 // already have gui lock
3885         StackItem &item = stack.last();
3886 // session edl replaced, overwrite and save clip data
3887         if( item.new_edl != edl )
3888                 item.new_edl->overwrite_clip(edl);
3889         edl->remove_user();
3890         edl = item.edl;
3891         delete undo;
3892         undo = item.undo;
3893         Indexable *idxbl = item.idxbl;
3894         int64_t mtime = item.mtime;
3895         stack.remove();
3896         if( idxbl ) {
3897                 gui->unlock_window();
3898                 remove_from_caches(idxbl);
3899                 remove_indexfile(idxbl);
3900                 mainindexes->add_indexable(idxbl);
3901                 mainindexes->start_build();
3902                 awindow->gui->async_update_assets();
3903                 gui->lock_window("MWindow::stack_pop");
3904         }
3905         strcpy(session->filename, edl->path);
3906         update_project(LOADMODE_REPLACE);
3907         undo_after(_("open edl"), LOAD_ALL);
3908         gui->stack_button->update();
3909         if( mtime && idxbl && idxbl->is_asset ) {
3910                 struct stat st;
3911                 Asset *asset = (Asset *)idxbl;
3912                 if( asset->format == FILE_REF && !stat(asset->path, &st) &&
3913                     item.mtime == st.st_mtime ) {
3914                         char text[BCTEXTLEN];
3915                         snprintf(text, sizeof(text),
3916                                  _("Warning: Asset not updated: %s"), asset->path);
3917                         show_warning(&preferences->warn_stack, text);
3918                 }
3919         }
3920 }
3921
3922 void MWindow::clip_to_media()
3923 {
3924         if( edl->session->proxy_scale != 1 ) {
3925                 eprintf("Nesting not allowed when proxy scale != 1");
3926                 return;
3927         }
3928         undo_before();
3929         int clips_total = session->drag_clips->total;
3930         for( int i=0; i<clips_total; ++i ) {
3931                 EDL *clip = session->drag_clips->values[i];
3932                 time_t dt;      time(&dt);
3933                 struct tm dtm;  localtime_r(&dt, &dtm);
3934                 char path[BCTEXTLEN], *cp = path, *ep = cp+sizeof(path)-1;
3935 // path_basename = "Nested_<date>-<time>_<basename>"
3936                 cp += snprintf(cp, ep-cp, _("Nested_%02d%02d%02d-%02d%02d%02d_"),
3937                         dtm.tm_year+1900, dtm.tm_mon+1, dtm.tm_mday,
3938                         dtm.tm_hour, dtm.tm_min, dtm.tm_sec);
3939                 char *bp = strrchr(clip->local_session->clip_title, '/');
3940                 bp = bp ? bp+1 : clip->local_session->clip_title;
3941                 cp += snprintf(cp, ep-cp, "%s", bp);
3942                 EDL *nested = edl->new_nested_edl(clip, path);
3943                 edl->clips.remove(clip);
3944                 clip->remove_user();
3945                 mainindexes->add_indexable(nested);
3946         }
3947         undo_after(_("clip2media"), LOAD_ALL);
3948         mainindexes->start_build();
3949         awindow->gui->async_update_assets();
3950 }
3951
3952 void MWindow::media_to_clip()
3953 {
3954         undo_before();
3955         int assets_total = session->drag_assets->total;
3956         for( int i=0; i<assets_total; ++i ) {
3957                 Indexable *idxbl = session->drag_assets->values[i];
3958                 if( idxbl->is_asset ) {
3959                         eprintf(_("media is not EDL:\n%s"), idxbl->path);
3960                         continue;
3961                 }
3962                 char clip_title[BCSTRLEN];
3963                 int name_ok = 0;
3964                 while( !name_ok ) {
3965                         name_ok = 1;
3966                         sprintf(clip_title, _("Clip %d"), session->clip_number++);
3967                         for( int i=0; name_ok && i<edl->clips.size(); ++i ) {
3968                                 char *title = edl->clips[i]->local_session->clip_title;
3969                                 if( !strcasecmp(clip_title, title) ) name_ok = 0;
3970                         }
3971                 }
3972                 EDL *nested = (EDL *)idxbl;
3973                 EDL *clip = edl->add_clip(nested);
3974                 strcpy(clip->local_session->clip_title, clip_title);
3975                 snprintf(clip->local_session->clip_notes,
3976                         sizeof(clip->local_session->clip_notes),
3977                         _("From: %s"), nested->path);
3978         }
3979         undo_after(_("media2clip"), LOAD_ALL);
3980         awindow->gui->async_update_assets();
3981 }
3982
3983 int MWindow::create_ref(Asset *asset, EDL *ref)
3984 {
3985         asset->format = FILE_REF;
3986         double secs = ref->tracks->total_length();
3987         int audio_channels = ref->session->audio_channels;
3988         asset->audio_data = audio_channels > 0 ? 1 : 0;
3989         asset->channels = audio_channels;
3990         asset->sample_rate = ref->session->sample_rate;
3991         asset->audio_length = audio_channels > 0 && secs > 0 ?
3992                  secs * asset->sample_rate : 0;
3993         strcpy(asset->acodec, _("reference"));
3994
3995         int video_layers = ref->session->video_channels;
3996         asset->video_data = video_layers > 0 ? 1 : 0;
3997         asset->layers = video_layers > 0 ? 1 : 0;
3998         asset->actual_width = ref->session->output_w;
3999         asset->actual_height = ref->session->output_h;
4000         asset->width = asset->actual_width;
4001         asset->height = asset->actual_height;
4002         asset->frame_rate = ref->session->frame_rate;
4003         asset->video_length = video_layers > 0 && secs > 0 ?
4004                 secs * asset->frame_rate : 0;
4005         strcpy(asset->vcodec, _("reference"));
4006         return 0;
4007 }
4008
4009 void MWindow::update_preferences(Preferences *prefs)
4010 {
4011         if( prefs != preferences )
4012                 preferences->copy_from(prefs);
4013         if( cwindow->playback_engine )
4014                 cwindow->playback_engine->preferences->copy_from(prefs);
4015         for(int i = 0; i < vwindows.size(); i++) {
4016                 VWindow *vwindow = vwindows[i];
4017                 if( !vwindow->is_running() ) continue;
4018                 if( vwindow->playback_engine )
4019                         vwindow->playback_engine->preferences->copy_from(prefs);
4020         }
4021         for(int i = 0; i < zwindows.size(); i++) {
4022                 ZWindow *zwindow = zwindows[i];
4023                 if( !zwindow->is_running() ) continue;
4024                 if( zwindow->zgui->playback_engine )
4025                         zwindow->zgui->playback_engine->preferences->copy_from(prefs);
4026         }
4027 }
4028
4029 void MWindow::update_vwindow()
4030 {
4031         for( int i=0; i<vwindows.size(); ++i ) {
4032                 VWindow *vwindow = vwindows[i];
4033                 if( vwindow->is_running() ) {
4034                         vwindow->gui->lock_window("MWindow::update_vwindow");
4035                         vwindow->update(1);
4036                         vwindow->gui->unlock_window();
4037                 }
4038         }
4039 }
4040
4041 void MWindow::remove_indexfile(Indexable *indexable)
4042 {
4043         if( !indexable->is_asset ) return;
4044         Asset *asset = (Asset *)indexable;
4045 // Erase file
4046         IndexFile::delete_index(preferences, asset, ".toc");
4047         IndexFile::delete_index(preferences, asset, ".idx");
4048         IndexFile::delete_index(preferences, asset, ".mkr");
4049 }
4050
4051 void MWindow::rebuild_indices()
4052 {
4053         for(int i = 0; i < session->drag_assets->total; i++)
4054         {
4055                 Indexable *indexable = session->drag_assets->get(i);
4056 //printf("MWindow::rebuild_indices 1 %s\n", indexable->path);
4057                 remove_indexfile(indexable);
4058 // Schedule index build
4059                 indexable->index_state->remove_user();
4060                 indexable->index_state = new IndexState;
4061                 IndexFile::delete_index_files(preferences, indexable);
4062                 if( indexable->is_asset ) {
4063                         Asset *asset = (Asset *)indexable;
4064                         if( asset->format != FILE_PCM ) {
4065                                 asset->format = FILE_UNKNOWN;
4066                                 asset->reset_audio();
4067                         }
4068                         asset->reset_video();
4069                         remove_from_caches(asset);
4070 //                      File file; // re-probe the asset
4071 //                      file.open_file(preferences, asset, 1, 0);
4072                 }
4073                 mainindexes->add_indexable(indexable);
4074         }
4075 // still in render engine
4076         sync_parameters(CHANGE_ALL);
4077         awindow->gui->async_update_assets();
4078         mainindexes->start_build();
4079 }
4080
4081
4082 void MWindow::get_backup_path(char *path, int len)
4083 {
4084         char *cp = path, *ep = cp + len-1;
4085         cp += snprintf(cp, ep-cp, "%s/", File::get_config_path());
4086         int idx = stack.size();
4087         cp += snprintf(cp, ep-cp, idx ? BACKUPn_FILE : BACKUP_FILE, idx);
4088 }
4089
4090 void MWindow::save_backup()
4091 {
4092         FileXML file;
4093         edl->optimize();
4094         edl->set_path(session->filename);
4095
4096         char backup_path[BCTEXTLEN], backup_path1[BCTEXTLEN];
4097         snprintf(backup_path1, sizeof(backup_path1), "%s/%s",
4098                 File::get_config_path(), BACKUP_FILE1);
4099         get_backup_path(backup_path, sizeof(backup_path));
4100         rename(backup_path, backup_path1);
4101         edl->save_xml(&file, backup_path);
4102         file.terminate_string();
4103         FileSystem fs;
4104         fs.complete_path(backup_path);
4105
4106         if(file.write_to_file(backup_path)) {
4107                 char string2[256];
4108                 sprintf(string2, _("Couldn't open %s for writing."), backup_path);
4109                 gui->show_message(string2);
4110         }
4111 }
4112
4113 void MWindow::load_backup()
4114 {
4115         ArrayList<char*> path_list;
4116         path_list.set_array_delete();
4117         char *out_path;
4118         char backup_path[BCTEXTLEN];
4119         get_backup_path(backup_path, sizeof(backup_path));
4120         FileSystem fs;
4121         fs.complete_path(backup_path);
4122
4123         path_list.append(out_path = new char[strlen(backup_path) + 1]);
4124         strcpy(out_path, backup_path);
4125
4126         load_filenames(&path_list, LOADMODE_REPLACE, LOADMODE_EDL_CLIP, 0);
4127         edl->local_session->clip_title[0] = 0;
4128 // This is unique to backups since the path of the backup is different than the
4129 // path of the project.
4130         set_filename(edl->path);
4131         path_list.remove_all_objects();
4132         save_backup();
4133 }
4134
4135
4136 void MWindow::save_undo_data()
4137 {
4138         undo_before();
4139         undo_after(_("perpetual session"), LOAD_ALL);
4140         char perpetual_path[BCTEXTLEN];
4141         snprintf(perpetual_path, sizeof(perpetual_path), "%s/%s",
4142                 File::get_config_path(), PERPETUAL_FILE);
4143         FILE *fp = fopen(perpetual_path,"w");
4144         if( !fp ) return;
4145         undo->save(fp);
4146         fclose(fp);
4147 }
4148
4149 void MWindow::load_undo_data()
4150 {
4151         char perpetual_path[BCTEXTLEN];
4152         snprintf(perpetual_path, sizeof(perpetual_path), "%s/%s",
4153                 File::get_config_path(), PERPETUAL_FILE);
4154         FILE *fp = fopen(perpetual_path,"r");
4155         if( !fp ) return;
4156         undo->load(fp);
4157         fclose(fp);
4158 }
4159
4160
4161 int MWindow::copy_target(const char *path, const char *target)
4162 {
4163         int ifd = ::open(path, O_RDONLY);
4164         if( ifd < 0 ) {
4165                 eprintf("Cannot open asset: %s", path);
4166                 return 1;
4167         }
4168         int ret = 0;
4169         int ofd = ::open(target, O_CREAT+O_TRUNC+O_WRONLY, 0777);
4170         if( ofd >= 0 ) {
4171                 struct stat st;
4172                 int64_t total_bytes = !fstat(ifd, &st) ? st.st_size : 0;
4173                 char progress_title[BCTEXTLEN];
4174                 sprintf(progress_title, _("Copying: %s\n"), target);
4175                 BC_ProgressBox progress(-1, -1, progress_title, total_bytes);
4176
4177                 int64_t count = 0, len = -1;
4178                 int bfrsz = 0x100000;
4179                 uint8_t *bfr = new uint8_t[bfrsz];
4180                 while( (len=::read(ifd, bfr, bfrsz)) > 0 ) {
4181                         if( len != ::write(ofd, bfr, len) ) {
4182                                 eprintf("Error writing: %s", target);
4183                                 break;
4184                         }
4185                         if( progress.is_cancelled() ) {
4186                                 ret = 1;
4187                                 break;
4188                         }
4189                         progress.update(count += len, 1);
4190                 }
4191                 delete [] bfr;
4192                 ::close(ofd);
4193
4194                 progress.stop_progress();
4195                 if( len < 0 ) {
4196                         eprintf("Error reading: %s", path);
4197                         ret = 1;
4198                 }
4199         }
4200         else
4201                 eprintf("Cannot create asset target: %s", target);
4202         ::close(ifd);
4203         return ret;
4204 }
4205
4206 int MWindow::link_target(const char *real_path, const char *link_path, int relative)
4207 {
4208         char target[BCTEXTLEN];
4209         if( relative ) {
4210                 const char *bp = real_path, *cp = bp;
4211                 const char *lp = link_path, *np = lp;
4212                 char *tp = target, *ep = tp+sizeof(target)-1, lch;
4213                 while( *lp && *bp && (lch=*lp++) == *bp++ ) {
4214                         if( lch == '/' ) { np = lp;  cp = bp; }
4215                 }
4216                 while( tp<ep && *np ) {
4217                         if( *np++ != '/' ) continue;
4218                         *tp++ = '.';  *tp++ = '.';  *tp++ = '/';
4219                 }
4220                 while( tp<ep && *cp ) *tp++ = *cp++;
4221                 *tp = 0;
4222         }
4223         else
4224                 strcpy(target, real_path);
4225         if( symlink(target, link_path) ) {
4226                 eprintf("Cannot create symlink: %s", link_path);
4227                 return 1;
4228         }
4229         return 0;
4230 }
4231
4232 void MWindow::save_project(const char *dir, int save_mode, int overwrite, int reload)
4233 {
4234         char dir_path[BCTEXTLEN];
4235         strcpy(dir_path, dir);
4236         FileSystem fs;
4237         fs.complete_path(dir_path);
4238
4239         struct stat st;
4240         if( !stat(dir_path, &st) ) {
4241                 if( !S_ISDIR(st.st_mode) ) {
4242                         eprintf("Path exists and is not a directory\n%s", dir_path);
4243                         return;
4244                 }
4245         }
4246         else {
4247                 if( mkdir(dir_path, S_IRWXU | S_IRWXG | S_IRWXO) ) {
4248                         eprintf("Cannot create directory\n%s", dir_path);
4249                         return;
4250                 }
4251         }
4252         char *real_dir = realpath(dir_path, 0);
4253         strcpy(dir_path, real_dir);
4254         free(real_dir);
4255
4256         EDL *save_edl = new EDL;
4257         save_edl->create_objects();
4258         save_edl->copy_all(edl);
4259
4260         char progress_title[BCTEXTLEN];
4261         sprintf(progress_title, _("Saving to %s:\n"), dir);
4262         int total_assets = save_edl->assets->total();
4263         MainProgressBar *progress = mainprogress->start_progress(progress_title, total_assets);
4264         int ret = 0;
4265         Asset *current = save_edl->assets->first;
4266         for( int i=0; !ret && current; ++i, current=NEXT ) {
4267                 char *path = current->path;
4268                 if( ::stat(path, &st) ) {
4269                         eprintf("Asset not found: %s", path);
4270                         continue;
4271                 }
4272                 char *real_path = realpath(path, 0);
4273                 const char *cp = strrchr(path, '/'), *bp = !cp ? path : cp+1;
4274                 char link_path[BCTEXTLEN];
4275                 snprintf(link_path, sizeof(link_path), "%s/%s", dir_path, bp);
4276                 int skip = 0;
4277                 if( strcmp(real_path, link_path) ) {
4278                         if( !::lstat(link_path, &st) ) {
4279                                 if( overwrite )
4280                                         ::remove(link_path);
4281                                 else
4282                                         skip = 1;
4283                         }
4284                 }
4285                 else {
4286                         eprintf("copy/link to self, skippped: %s", path);
4287                         skip = 1;
4288                 }
4289                 if( !skip ) {
4290                         if( save_mode == SAVE_PROJECT_COPY ) {
4291                                 if( copy_target(real_path, link_path) )
4292                                         ret = 1;
4293                         }
4294                         else {
4295                                 link_target(real_path, link_path,
4296                                         save_mode == SAVE_PROJECT_RELLINK ? 1 : 0);
4297                         }
4298                 }
4299                 free(real_path);
4300                 strcpy(path, link_path);
4301
4302                 if( progress->is_cancelled() ) break;
4303                 progress->update(i);
4304         }
4305
4306         progress->stop_progress();
4307         delete progress;
4308
4309         char *cp = strrchr(dir_path,'/');
4310         char *bp = cp ? cp+1 : dir_path;
4311         char filename[BCTEXTLEN];
4312         snprintf(filename, sizeof(filename), "%s/%s.xml", dir_path, bp);
4313         save_edl->set_path(filename);
4314         FileXML file;
4315         save_edl->save_xml(&file, filename);
4316         file.terminate_string();
4317
4318         if( !file.write_to_file(filename) ) {
4319                 char string[BCTEXTLEN];
4320                 sprintf(string, _("\"%s\" %dC written"), filename, (int)strlen(file.string()));
4321                 gui->lock_window("SaveProject::run 2");
4322                 gui->show_message(string);
4323                 gui->unlock_window();
4324                 gui->mainmenu->add_load(filename);
4325         }
4326         else
4327                 eprintf(_("Couldn't open %s."), filename);
4328
4329         save_edl->remove_user();
4330
4331         if( reload ) {
4332                 gui->lock_window("MWindow::save_project");
4333                 ArrayList<char*> filenames;
4334                 filenames.append(filename);
4335                 load_filenames(&filenames);
4336                 gui->unlock_window();
4337         }
4338 }
4339
4340
4341 static inline int gcd(int m, int n)
4342 {
4343         int r;
4344         if( m < n ) { r = m;  m = n;  n = r; }
4345         while( (r = m % n) != 0 ) { m = n;  n = r; }
4346         return n;
4347 }
4348
4349 int MWindow::create_aspect_ratio(float &w, float &h, int width, int height)
4350 {
4351         w = 1;  h = 1;
4352         if(!width || !height) return 1;
4353         if( width == 720 && (height == 480 || height == 576) ) {
4354                 w = 4;  h = 3;  return 0; // for NTSC and PAL
4355         }
4356         double ar = (double)width / height;
4357 // square-ish pixels
4358         if( EQUIV(ar, 1.0000) ) return 0;
4359         if( EQUIV(ar, 1.3333) ) { w = 4;  h = 3;  return 0; }
4360         if( EQUIV(ar, 1.7777) ) { w = 16; h = 9;  return 0; }
4361         if( EQUIV(ar, 2.1111) ) { w = 19; h = 9;  return 0; }
4362         if( EQUIV(ar, 2.2222) ) { w = 20; h = 9;  return 0; }
4363         if( EQUIV(ar, 2.3333) ) { w = 21; h = 9;  return 0; }
4364         int ww = width, hh = height;
4365         // numerator, denominator must be under mx
4366         int mx = 255, n = gcd(ww, hh);
4367         if( n > 1 ) { ww /= n; hh /= n; }
4368         // search near height in case extra/missing lines
4369         if( ww >= mx || hh >= mx ) {
4370                 double err = height;  // +/- 2 percent height
4371                 for( int m=2*height/100, i=1; m>0; i=i>0 ? -i : (--m, -i+1) ) {
4372                         int iw = width, ih = height+i;
4373                         if( (n=gcd(iw, ih)) > 1 ) {
4374                                 int u = iw/n;  if( u >= mx ) continue;
4375                                 int v = ih/n;  if( v >= mx ) continue;
4376                                 double r = (double) u/v, er = fabs(ar-r);
4377                                 if( er >= err ) continue;
4378                                 err = er;  ww = u;  hh = v;
4379                         }
4380                 }
4381         }
4382
4383         w = ww;  h = hh;
4384         return 0;
4385 }
4386
4387 void MWindow::reset_caches()
4388 {
4389         frame_cache->remove_all();
4390         wave_cache->remove_all();
4391         audio_cache->remove_all();
4392         video_cache->remove_all();
4393         if( cwindow->playback_engine ) {
4394                 if( cwindow->playback_engine->audio_cache )
4395                         cwindow->playback_engine->audio_cache->remove_all();
4396                 if( cwindow->playback_engine->video_cache )
4397                         cwindow->playback_engine->video_cache->remove_all();
4398         }
4399         for(int i = 0; i < vwindows.size(); i++) {
4400                 VWindow *vwindow = vwindows[i];
4401                 if( !vwindow->is_running() ) continue;
4402                 if( !vwindow->playback_engine ) continue;
4403                 if( vwindow->playback_engine->audio_cache )
4404                         vwindow->playback_engine->audio_cache->remove_all();
4405                 if( vwindow->playback_engine->video_cache )
4406                         vwindow->playback_engine->video_cache->remove_all();
4407         }
4408 }
4409
4410 void MWindow::remove_from_caches(Indexable *idxbl)
4411 {
4412         frame_cache->remove_item(idxbl);
4413         wave_cache->remove_item(idxbl);
4414         if( gui->render_engine &&
4415             gui->render_engine_id == idxbl->id ) {
4416                 delete gui->render_engine;
4417                 gui->render_engine = 0;
4418         }
4419         if( gui->resource_thread->render_engine_id == idxbl->id ) {
4420                 gui->resource_thread->render_engine_id = -1;
4421                 delete gui->resource_thread->render_engine;
4422                 gui->resource_thread->render_engine = 0;
4423         }
4424         if( !idxbl->is_asset ) return;
4425         Asset *asset = (Asset *)idxbl;
4426         audio_cache->delete_entry(asset);
4427         video_cache->delete_entry(asset);
4428         if( cwindow->playback_engine && cwindow->playback_engine->audio_cache )
4429                 cwindow->playback_engine->audio_cache->delete_entry(asset);
4430         if( cwindow->playback_engine && cwindow->playback_engine->video_cache )
4431                 cwindow->playback_engine->video_cache->delete_entry(asset);
4432         for(int i = 0; i < vwindows.size(); i++) {
4433                 VWindow *vwindow = vwindows[i];
4434                 if( !vwindow->is_running() ) continue;
4435                 if( !vwindow->playback_engine ) continue;
4436                 if( vwindow->playback_engine->audio_cache )
4437                         vwindow->playback_engine->audio_cache->delete_entry(asset);
4438                 if( vwindow->playback_engine->video_cache )
4439                         vwindow->playback_engine->video_cache->delete_entry(asset);
4440         }
4441         for(int i = 0; i < zwindows.size(); i++) {
4442                 ZWindow *zwindow = zwindows[i];
4443                 if( !zwindow->is_running() ) continue;
4444                 if( zwindow->zgui->playback_engine->audio_cache )
4445                         zwindow->zgui->playback_engine->audio_cache->delete_entry(asset);
4446                 if( zwindow->zgui->playback_engine->video_cache )
4447                         zwindow->zgui->playback_engine->video_cache->delete_entry(asset);
4448         }
4449 }
4450
4451 void MWindow::remove_assets_from_project(int push_undo, int redraw, int delete_indexes,
4452                 ArrayList<Indexable*> *drag_assets, ArrayList<EDL*> *drag_clips)
4453 {
4454         awindow->gui->close_view_popup();
4455
4456 // Remove from VWindow.
4457         if( drag_clips ) {
4458                 for(int i = 0; i < drag_clips->total; i++) {
4459                         for(int j = 0; j < vwindows.size(); j++) {
4460                                 VWindow *vwindow = vwindows[j];
4461                                 if( !vwindow->is_running() ) continue;
4462                                 if(drag_clips->get(i) == vwindow->get_edl()) {
4463                                         vwindow->gui->lock_window("MWindow::remove_assets_from_project 1");
4464                                         vwindow->delete_source(1, 1);
4465                                         vwindow->gui->unlock_window();
4466                                 }
4467                         }
4468                 }
4469         }
4470
4471         if( drag_assets ) {
4472                 for(int i = 0; i < drag_assets->size(); i++) {
4473                         for(int j = 0; j < vwindows.size(); j++) {
4474                                 VWindow *vwindow = vwindows[j];
4475                                 if( !vwindow->is_running() ) continue;
4476                                 if(drag_assets->get(i) == vwindow->get_source()) {
4477                                         vwindow->gui->lock_window("MWindow::remove_assets_from_project 2");
4478                                         vwindow->delete_source(1, 1);
4479                                         vwindow->gui->unlock_window();
4480                                 }
4481                         }
4482                 }
4483
4484                 for(int i = 0; i < drag_assets->total; i++) {
4485                         Indexable *indexable = drag_assets->get(i);
4486                         if(indexable->is_asset) remove_from_caches(indexable);
4487                 }
4488
4489                 if( delete_indexes ) {
4490                         for(int i = 0; i < drag_assets->size(); i++) {
4491                                 Indexable *indexable = drag_assets->get(i);
4492                                 remove_indexfile(indexable);
4493                         }
4494                 }
4495         }
4496
4497 //printf("MWindow::rebuild_indices 1 %s\n", indexable->path);
4498         if(push_undo) undo_before();
4499         if(drag_assets) edl->remove_from_project(drag_assets);
4500         if(drag_clips) edl->remove_from_project(drag_clips);
4501         if(redraw) save_backup();
4502         if(push_undo) undo_after(_("remove assets"), LOAD_ALL);
4503         if(redraw) {
4504                 restart_brender();
4505
4506                 gui->lock_window("MWindow::remove_assets_from_project 3");
4507                 gui->update(1, NORMAL_DRAW, 1, 1, 0, 1, 0);
4508                 gui->unlock_window();
4509
4510         // Removes from playback here
4511                 sync_parameters(CHANGE_ALL);
4512         }
4513
4514         awindow->gui->async_update_assets();
4515 }
4516
4517 void MWindow::remove_assets_from_disk()
4518 {
4519         remove_assets_from_project(1, 1, 1,
4520                 session->drag_assets, session->drag_clips);
4521
4522 // Remove from disk
4523         for(int i = 0; i < session->drag_assets->total; i++)
4524         {
4525                 remove(session->drag_assets->get(i)->path);
4526         }
4527 }
4528
4529 void MWindow::dump_plugins(FILE *fp)
4530 {
4531         if( !plugindb ) return;
4532         for(int i = 0; i < plugindb->total; i++)
4533         {
4534                 fprintf(fp, "type=%d audio=%d video=%d rt=%d multi=%d"
4535                         " synth=%d transition=%d theme=%d %s\n",
4536                         plugindb->get(i)->plugin_type,
4537                         plugindb->get(i)->audio,
4538                         plugindb->get(i)->video,
4539                         plugindb->get(i)->realtime,
4540                         plugindb->get(i)->multichannel,
4541                         plugindb->get(i)->get_synthesis(),
4542                         plugindb->get(i)->transition,
4543                         plugindb->get(i)->theme,
4544                         plugindb->get(i)->title);
4545         }
4546 }
4547
4548 void MWindow::dump_edl(FILE *fp)
4549 {
4550         if( !edl ) return;
4551         edl->dump(fp);
4552 }
4553
4554 void MWindow::dump_undo(FILE *fp)
4555 {
4556         if( !undo ) return;
4557         undo->dump(fp);
4558 }
4559
4560 void MWindow::dump_exe(FILE *fp)
4561 {
4562         char proc_path[BCTEXTLEN], exe_path[BCTEXTLEN];
4563         sprintf(proc_path, "/proc/%d/exe", (int)getpid());
4564
4565         int ret = -1, n = 100;
4566         for( int len; (len=readlink(proc_path, exe_path, sizeof(exe_path)))>0; --n ) {
4567                 exe_path[len] = 0;  strcpy(proc_path, exe_path);
4568                 ret = 0;
4569         }
4570         if( n < 0 || ret < 0 ) { fprintf(fp,"readlink: %m\n"); return; }
4571
4572         struct stat st;
4573         if( stat(proc_path,&st) ) { fprintf(fp,"stat: %m\n"); return; }
4574         fprintf(fp, "path: %s = %9jd bytes\n",proc_path,st.st_size);
4575         struct tm *tm = localtime(&st.st_mtime);
4576         char mtime[256];
4577         strftime(mtime, sizeof(mtime), "%F %T", tm);
4578         fprintf(fp,"mtime: %s\n", mtime);
4579 #if 0
4580 // people hit ctl-c waiting for this
4581         int fd = open(proc_path,O_RDONLY+O_NONBLOCK);
4582         if( fd < 0 ) { fprintf(fp,"open: %m\n"); return; }
4583         uint8_t *bfr = 0;
4584         int64_t bfrsz = 0;
4585         int64_t pagsz = sysconf(_SC_PAGE_SIZE);
4586         int64_t maxsz = 1024*pagsz;
4587         int64_t size = st.st_size, pos = 0;
4588         SHA1 sha1;
4589         while( (bfrsz = size-pos) > 0 ) {
4590                 if( bfrsz > maxsz ) bfrsz = maxsz;
4591                 bfr = (uint8_t *)mmap(NULL, bfrsz, PROT_READ,
4592                         MAP_PRIVATE+MAP_NORESERVE+MAP_POPULATE, fd, pos);
4593                 if( bfr == MAP_FAILED ) break;
4594                 sha1.addBytes(bfr, bfrsz);
4595                 munmap(bfr, bfrsz);
4596                 pos += bfrsz;
4597         }
4598         close(fd);
4599         ret = pos < size ? EIO : 0;
4600         fprintf(fp, "SHA1: ");
4601         uint8_t digest[20];  sha1.computeHash(digest);
4602         for( int i=0; i<20; ++i ) fprintf(fp, "%02x", digest[i]);
4603         if( ret < 0 ) fprintf(fp, " (ret %d)", ret);
4604         if( pos < st.st_size ) fprintf(fp, " (pos %jd)", pos);
4605 #endif
4606         fprintf(fp, "\n");
4607 }
4608
4609 void MWindow::trap_hook(FILE *fp, void *vp)
4610 {
4611         MWindow *mwindow = (MWindow *)vp;
4612 //      fprintf(fp, "\nPLUGINS:\n");
4613 //      mwindow->dump_plugins(fp);
4614         fprintf(fp, "\nEDL:\n");
4615         mwindow->dump_edl(fp);
4616         fprintf(fp, "\nUNDO:\n");
4617         mwindow->dump_undo(fp);
4618         fprintf(fp, "\nEXE: %s\n", AboutPrefs::build_timestamp);
4619         mwindow->dump_exe(fp);
4620 }
4621
4622
4623
4624
4625
4626
4627 int MWindow::save_defaults()
4628 {
4629         gui->save_defaults(defaults);
4630         edl->save_defaults(defaults);
4631         session->save_defaults(defaults);
4632         preferences->save_defaults(defaults);
4633
4634         for(int i = 0; i < plugin_guis->total; i++)
4635         {
4636 // Pointer comparison
4637                 plugin_guis->get(i)->save_defaults();
4638         }
4639         awindow->save_defaults(defaults);
4640
4641         defaults->save();
4642         return 0;
4643 }
4644
4645 int MWindow::run_script(FileXML *script)
4646 {
4647         int result = 0, result2 = 0;
4648         while(!result && !result2)
4649         {
4650                 result = script->read_tag();
4651                 if(!result)
4652                 {
4653                         if(script->tag.title_is("new_project"))
4654                         {
4655 // Run new in immediate mode.
4656 //                              gui->mainmenu->new_project->run_script(script);
4657                         }
4658                         else
4659                         if(script->tag.title_is("record"))
4660                         {
4661 // Run record as a thread.  It is a terminal command.
4662                                 ;
4663 // Will read the complete scipt file without letting record read it if not
4664 // terminated.
4665                                 result2 = 1;
4666                         }
4667                         else
4668                         {
4669                                 printf("MWindow::run_script: Unrecognized command: %s\n",script->tag.get_title() );
4670                         }
4671                 }
4672         }
4673         return result2;
4674 }
4675
4676 // ================================= synchronization
4677
4678
4679 int MWindow::interrupt_indexes()
4680 {
4681         mainprogress->cancelled = 1;
4682         mainindexes->interrupt_build();
4683         return 0;
4684 }
4685
4686
4687
4688 void MWindow::next_time_format()
4689 {
4690         switch(edl->session->time_format)
4691         {
4692                 case TIME_HMS: edl->session->time_format = TIME_HMSF; break;
4693                 case TIME_HMSF: edl->session->time_format = TIME_SAMPLES; break;
4694                 case TIME_SAMPLES: edl->session->time_format = TIME_SAMPLES_HEX; break;
4695                 case TIME_SAMPLES_HEX: edl->session->time_format = TIME_FRAMES; break;
4696                 case TIME_FRAMES: edl->session->time_format = TIME_FEET_FRAMES; break;
4697                 case TIME_FEET_FRAMES: edl->session->time_format = TIME_SECONDS; break;
4698                 case TIME_SECONDS: edl->session->time_format = TIME_HMS; break;
4699         }
4700
4701         time_format_common();
4702 }
4703
4704 void MWindow::prev_time_format()
4705 {
4706         switch(edl->session->time_format)
4707         {
4708                 case TIME_HMS: edl->session->time_format = TIME_SECONDS; break;
4709                 case TIME_SECONDS: edl->session->time_format = TIME_FEET_FRAMES; break;
4710                 case TIME_FEET_FRAMES: edl->session->time_format = TIME_FRAMES; break;
4711                 case TIME_FRAMES: edl->session->time_format = TIME_SAMPLES_HEX; break;
4712                 case TIME_SAMPLES_HEX: edl->session->time_format = TIME_SAMPLES; break;
4713                 case TIME_SAMPLES: edl->session->time_format = TIME_HMSF; break;
4714                 case TIME_HMSF: edl->session->time_format = TIME_HMS; break;
4715         }
4716
4717         time_format_common();
4718 }
4719
4720 void MWindow::time_format_common()
4721 {
4722         gui->lock_window("MWindow::next_time_format");
4723         gui->redraw_time_dependancies();
4724
4725
4726         char string[BCTEXTLEN], string2[BCTEXTLEN];
4727         sprintf(string, _("Using %s"), Units::print_time_format(edl->session->time_format, string2));
4728         gui->show_message(string);
4729         gui->flush();
4730         gui->unlock_window();
4731 }
4732
4733
4734 int MWindow::set_filename(const char *filename)
4735 {
4736         if( filename != session->filename )
4737                 strcpy(session->filename, filename);
4738         if( filename != edl->path )
4739                 strcpy(edl->path, filename);
4740
4741         if(gui)
4742         {
4743                 if(filename[0] == 0)
4744                 {
4745                         gui->set_title(PROGRAM_NAME);
4746                 }
4747                 else
4748                 {
4749                         FileSystem dir;
4750                         char string[BCTEXTLEN], string2[BCTEXTLEN];
4751                         dir.extract_name(string, filename);
4752                         sprintf(string2, PROGRAM_NAME ": %s", string);
4753                         gui->set_title(string2);
4754                 }
4755         }
4756         return 0;
4757 }
4758
4759
4760
4761
4762
4763
4764
4765
4766 int MWindow::set_loop_boundaries()
4767 {
4768         double start = edl->local_session->get_selectionstart();
4769         double end = edl->local_session->get_selectionend();
4770
4771         if(start !=
4772                 end)
4773         {
4774                 ;
4775         }
4776         else
4777         if(edl->tracks->total_length())
4778         {
4779                 start = 0;
4780                 end = edl->tracks->total_length();
4781         }
4782         else
4783         {
4784                 start = end = 0;
4785         }
4786
4787         if(edl->local_session->loop_playback && start != end)
4788         {
4789                 edl->local_session->loop_start = start;
4790                 edl->local_session->loop_end = end;
4791         }
4792         return 0;
4793 }
4794
4795
4796
4797
4798
4799
4800
4801 int MWindow::reset_meters()
4802 {
4803         cwindow->gui->lock_window("MWindow::reset_meters 1");
4804         cwindow->gui->meters->reset_meters();
4805         cwindow->gui->unlock_window();
4806
4807         for(int j = 0; j < vwindows.size(); j++) {
4808                 VWindow *vwindow = vwindows[j];
4809                 if( !vwindow->is_running() ) continue;
4810                 vwindow->gui->lock_window("MWindow::reset_meters 2");
4811                 vwindow->gui->meters->reset_meters();
4812                 vwindow->gui->unlock_window();
4813         }
4814
4815         lwindow->gui->lock_window("MWindow::reset_meters 3");
4816         lwindow->gui->panel->reset_meters();
4817         lwindow->gui->unlock_window();
4818
4819         gui->lock_window("MWindow::reset_meters 4");
4820         gui->reset_meters();
4821         gui->unlock_window();
4822         return 0;
4823 }
4824
4825
4826 void MWindow::resync_guis()
4827 {
4828 // Update GUIs
4829         restart_brender();
4830         gui->lock_window("MWindow::resync_guis");
4831         gui->update(1, NORMAL_DRAW, 1, 1, 1, 1, 0);
4832         gui->unlock_window();
4833
4834         cwindow->gui->lock_window("MWindow::resync_guis");
4835         cwindow->gui->resize_event(cwindow->gui->get_w(),
4836                 cwindow->gui->get_h());
4837         int channels = edl->session->audio_channels;
4838         cwindow->gui->meters->set_meters(channels, 1);
4839         cwindow->gui->flush();
4840         cwindow->gui->unlock_window();
4841
4842         for(int i = 0; i < vwindows.size(); i++) {
4843                 VWindow *vwindow = vwindows[i];
4844                 if( !vwindow->is_running() ) continue;
4845                 vwindow->gui->lock_window("MWindow::resync_guis");
4846                 vwindow->gui->resize_event(vwindow->gui->get_w(),
4847                         vwindow->gui->get_h());
4848                 vwindow->gui->meters->set_meters(channels, 1);
4849                 vwindow->gui->flush();
4850                 vwindow->gui->unlock_window();
4851         }
4852
4853         lwindow->gui->lock_window("MWindow::resync_guis");
4854         lwindow->gui->panel->set_meters(channels, 1);
4855         lwindow->gui->flush();
4856         lwindow->gui->unlock_window();
4857 #ifdef GLx4
4858 // Warn user
4859         if(((edl->session->output_w % 4) ||
4860                 (edl->session->output_h % 4)) &&
4861                 edl->session->playback_config->vconfig->driver == PLAYBACK_X11_GL)
4862         {
4863                 MainError::show_error(
4864                         _("This project's dimensions are not multiples of 4 so\n"
4865                         "it can't be rendered by OpenGL."));
4866         }
4867 #endif
4868
4869 // Flash frame
4870         sync_parameters(CHANGE_ALL);
4871 }
4872
4873 int MWindow::select_asset(Asset *asset, int vstream, int astream, int delete_tracks)
4874 {
4875         File *file = new File;
4876         EDLSession *session = edl->session;
4877         double old_framerate = session->frame_rate;
4878         double old_samplerate = session->sample_rate;
4879         int old_auto_keyframes = session->auto_keyframes;
4880         session->auto_keyframes = 0;
4881         int result = file->open_file(preferences, asset, 1, 0);
4882         if( !result && delete_tracks > 0 )
4883                 undo_before();
4884         int video_layers = asset->get_video_layers();
4885         if( !result && asset->video_data && vstream < video_layers ) {
4886                 // try to get asset up to date, may fail
4887                 file->select_video_stream(asset, vstream);
4888                 // either way use what was/is there.
4889                 double framerate = asset->get_frame_rate();
4890                 int width = asset->get_w();
4891                 int height = asset->get_h();
4892 #ifdef GLx4
4893                 // must be multiple of 4 for opengl
4894                 width = (width+3) & ~3;  height = (height+3) & ~3;
4895 #endif
4896                 int driver = session->playback_config->vconfig->driver;
4897                 int color_model = file->get_best_colormodel(asset, driver);
4898 //              color_model = BC_CModels::is_yuv(color_model) ?
4899 //                              BC_CModels::has_alpha(color_model) ? BC_YUVA8888 : BC_YUV888 :
4900 //                      BC_CModels::is_float(color_model) ?
4901 //                              BC_CModels::has_alpha(color_model) ? BC_RGBA_FLOAT : BC_RGB_FLOAT :
4902 //                              BC_CModels::has_alpha(color_model) ? BC_RGBA8888 : BC_RGB888;
4903 // have alpha for now
4904                 color_model = BC_CModels::is_yuv(color_model) ?  BC_YUVA8888 :
4905                         BC_CModels::is_float(color_model) ? BC_RGBA_FLOAT : BC_RGBA8888;
4906                 session->color_model = color_model;
4907                 session->output_w = width;
4908                 session->output_h = height;
4909                 session->frame_rate = framerate;
4910                 // not, asset->actual_width/actual_height
4911                 asset->width = session->output_w;
4912                 asset->height = session->output_h;
4913                 asset->frame_rate = session->frame_rate;
4914                 create_aspect_ratio(session->aspect_w, session->aspect_h,
4915                         session->output_w, session->output_h);
4916                 Track *track = edl->tracks->first;
4917                 for( Track *next_track=0; track; track=next_track ) {
4918                         next_track = track->next;
4919                         if( track->data_type != TRACK_VIDEO ) continue;
4920                         if( delete_tracks ) {
4921                                 Edit *edit = track->edits->first;
4922                                 for( Edit *next_edit=0; edit; edit=next_edit ) {
4923                                         next_edit = edit->next;
4924                                         if( edit->channel != vstream ||
4925                                             !edit->asset || !edit->asset->is_asset ||
4926                                             !asset->equivalent(*edit->asset,1,1,edl) )
4927                                                 delete edit;
4928                                 }
4929                         }
4930                         if( track->edits->first ) {
4931                                 track->track_w = edl->session->output_w;
4932                                 track->track_h = edl->session->output_h;
4933                         }
4934                         else if( delete_tracks )
4935                                 edl->tracks->delete_track(track);
4936                 }
4937                 edl->retrack();
4938                 edl->resample(old_framerate, session->frame_rate, TRACK_VIDEO);
4939         }
4940         if( !result && asset->audio_data && asset->channels > 0 ) {
4941                 session->sample_rate = asset->get_sample_rate();
4942                 int64_t channel_mask = 0;
4943                 int astrm = !asset->video_data || vstream >= video_layers ? -1 :
4944                         file->get_audio_for_video(vstream, astream, channel_mask);
4945                 if( astrm >= 0 ) file->select_audio_stream(asset, astrm);
4946                 if( astrm < 0 || !channel_mask ) channel_mask = (1<<asset->channels)-1;
4947                 int channels = 0;
4948                 for( uint64_t mask=channel_mask; mask!=0; mask>>=1 ) channels += mask & 1;
4949                 if( channels < 1 ) channels = 1;
4950                 if( channels > 6 ) channels = 6;
4951                 session->audio_tracks = session->audio_channels = channels;
4952
4953                 int *achannel_positions = preferences->channel_positions[session->audio_channels-1];
4954                 memcpy(&session->achannel_positions, achannel_positions, sizeof(session->achannel_positions));
4955                 remap_audio(MWindow::AUDIO_1_TO_1);
4956
4957                 if( delete_tracks ) {
4958                         Track *track = edl->tracks->first;
4959                         for( Track *next_track=0; track; track=next_track ) {
4960                                 next_track = track->next;
4961                                 if( track->data_type != TRACK_AUDIO ) continue;
4962                                 Edit *edit = track->edits->first;
4963                                         for( Edit *next_edit=0; edit; edit=next_edit ) {
4964                                         next_edit = edit->next;
4965                                         if( !((1<<edit->channel) & channel_mask) ||
4966                                             !edit->asset || !edit->asset->is_asset ||
4967                                             !asset->equivalent(*edit->asset,1,1,edl) )
4968                                                 delete edit;
4969                                 }
4970                                 if( !track->edits->first )
4971                                         edl->tracks->delete_track(track);
4972                         }
4973                 }
4974                 edl->rechannel();
4975                 edl->resample(old_samplerate, session->sample_rate, TRACK_AUDIO);
4976         }
4977         delete file;
4978         session->auto_keyframes = old_auto_keyframes;
4979         if( !result && delete_tracks > 0 ) {
4980                 save_backup();
4981                 undo_after(_("select asset"), LOAD_ALL);
4982         }
4983         resync_guis();
4984         return result;
4985 }
4986
4987 int MWindow::select_asset(int vtrack, int delete_tracks)
4988 {
4989         Track *track = edl->tracks->get(vtrack, TRACK_VIDEO);
4990         if( !track )
4991                 track = edl->tracks->get(vtrack, TRACK_AUDIO);
4992         if( !track ) return 1;
4993         Edit *edit = track->edits->first;
4994         if( !edit ) return 1;
4995         Asset *asset = edit->asset;
4996         if( !asset || !asset->is_asset ) return 1;
4997         return select_asset(asset, edit->channel, 0, delete_tracks);
4998 }
4999
5000 void MWindow::dump_plugindb(FILE *fp)
5001 {
5002         if( !plugindb ) return;
5003         for(int i = 0; i < plugindb->total; i++)
5004                 plugindb->get(i)->dump(fp);
5005 }
5006
5007 FloatAuto* MWindow::get_float_auto(PatchGUI *patch,int idx)
5008 {
5009         Auto *current = 0;
5010         double unit_position = edl->local_session->get_selectionstart(1);
5011         unit_position = patch->track->to_units(unit_position, 0);
5012
5013         FloatAutos *ptr = (FloatAutos*)patch->track->automation->autos[idx];
5014         return (FloatAuto*)ptr->get_prev_auto( (long)unit_position, PLAY_FORWARD, current);
5015 }
5016
5017 IntAuto* MWindow::get_int_auto(PatchGUI *patch,int idx)
5018 {
5019         Auto *current = 0;
5020         double unit_position = edl->local_session->get_selectionstart(1);
5021         unit_position = patch->track->to_units(unit_position, 0);
5022
5023         IntAutos *ptr = (IntAutos*)patch->track->automation->autos[idx];
5024         return (IntAuto*)ptr->get_prev_auto( (long)unit_position, PLAY_FORWARD, current);
5025 }
5026
5027 PanAuto* MWindow::get_pan_auto(PatchGUI *patch)
5028 {
5029         Auto *current = 0;
5030         double unit_position = edl->local_session->get_selectionstart(1);
5031         unit_position = patch->track->to_units(unit_position, 0);
5032
5033         PanAutos *ptr = (PanAutos*)patch->track->automation->autos[AUTOMATION_PAN];
5034         return (PanAuto*)ptr->get_prev_auto( (long)unit_position, PLAY_FORWARD, current);
5035 }
5036
5037 PatchGUI *MWindow::get_patchgui(Track *track)
5038 {
5039         PatchGUI *patchgui = 0;
5040         TimelinePane **panes = gui->pane;
5041         for( int i=0; i<TOTAL_PANES && !patchgui; ++i ) {
5042                 if( !panes[i] ) continue;
5043                 PatchBay *patchbay = panes[i]->patchbay;
5044                 if( !patchbay ) continue;
5045                 for( int j=0; j<patchbay->patches.total && !patchgui; ++j ) {
5046                         if( patchbay->patches.values[j]->track == track )
5047                                 patchgui = patchbay->patches.values[j];
5048                 }
5049         }
5050         return patchgui;
5051 }
5052