cinelerra-5.1/cinelerra/proxy.C

   1
   2 /*
   3  * CINELERRA
   4  * Copyright (C) 2015 Adam Williams <broadcast at earthling dot net>
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software
  18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  *
  20  */
  21
  22 #include "assets.h"
  23 #include "audiodevice.h"
  24 #include "bcsignals.h"
  25 #include "cache.h"
  26 #include "clip.h"
  27 #include "cstrdup.h"
  28 #include "edl.h"
  29 #include "edlsession.h"
  30 #include "errorbox.h"
  31 #include "file.h"
  32 #include "filesystem.h"
  33 #include "formattools.h"
  34 #include "language.h"
  35 #include "mainerror.h"
  36 #include "mainindexes.h"
  37 #include "mainprogress.h"
  38 #include "mainundo.h"
  39 #include "mutex.h"
  40 #include "mwindow.h"
  41 #include "mwindowgui.h"
  42 #include "overlayframe.h"
  43 #include "preferences.h"
  44 #include "proxy.h"
  45 #include "renderengine.h"
  46 #include "theme.h"
  47 #include "transportque.h"
  48 #include "vrender.h"
  49
  50 #define WIDTH 400
  51 #define HEIGHT 330
  52 #define MAX_SCALE 16
  53
  54 ProxyMenuItem::ProxyMenuItem(MWindow *mwindow)
  55  : BC_MenuItem(_("Proxy settings..."),  _("Alt-r"), 'r')
  56 {
  57         this->mwindow = mwindow;
  58         set_alt();
  59         dialog = 0;
  60 }
  61 ProxyMenuItem::~ProxyMenuItem()
  62 {
  63         delete dialog;
  64 }
  65
  66 void ProxyMenuItem::create_objects()
  67 {
  68         dialog = new ProxyDialog(mwindow);
  69 }
  70
  71 int ProxyMenuItem::handle_event()
  72 {
  73         mwindow->gui->unlock_window();
  74         dialog->start();
  75         mwindow->gui->lock_window("ProxyMenuItem::handle_event");
  76
  77         return 1;
  78 }
  79
  80 ProxyDialog::ProxyDialog(MWindow *mwindow)
  81 {
  82         this->mwindow = mwindow;
  83         gui = 0;
  84         asset = new Asset;
  85         bzero(size_text, sizeof(char*) * MAX_SIZES);
  86         bzero(size_factors, sizeof(int) * MAX_SIZES);
  87         size_text[0] = cstrdup(_("Original size"));
  88         size_factors[0] = 1;
  89         total_sizes = 1;
  90 }
  91
  92 ProxyDialog::~ProxyDialog()
  93 {
  94         close_window();
  95         for( int i=0; i<MAX_SIZES; ++i ) delete [] size_text[i];
  96         asset->remove_user();
  97 }
  98
  99 BC_Window* ProxyDialog::new_gui()
 100 {
 101         asset->format = FILE_FFMPEG;
 102         asset->load_defaults(mwindow->defaults, "PROXY_", 1, 1, 0, 0, 0);
 103         mwindow->gui->lock_window("ProxyDialog::new_gui");
 104         int cx, cy;
 105         mwindow->gui->get_abs_cursor(cx, cy);
 106         gui = new ProxyWindow(mwindow, this, cx - WIDTH/2, cy - HEIGHT/2);
 107         gui->create_objects();
 108         mwindow->gui->unlock_window();
 109         return gui;
 110 }
 111
 112 void ProxyDialog::scale_to_text(char *string, int scale)
 113 {
 114         strcpy(string, size_text[0]);
 115         for( int i = 0; i < total_sizes; i++ ) {
 116                 if( scale == size_factors[i] ) {
 117                         strcpy(string, size_text[i]);
 118                         break;
 119                 }
 120         }
 121 }
 122
 123
 124 void ProxyDialog::calculate_sizes()
 125 {
 126         for( int i=1; i<total_sizes; ++i ) {
 127                 delete [] size_text[i];
 128                 size_text[i] = 0;
 129                 size_factors[i] = 0;
 130         }
 131         total_sizes = 1;
 132
 133         int orig_w = mwindow->edl->session->output_w * orig_scale;
 134         int orig_h = mwindow->edl->session->output_h * orig_scale;
 135
 136         if( !use_scaler ) {
 137 // w,h should stay even for yuv
 138                 int ow = orig_w, oh = orig_h;
 139                 if( BC_CModels::is_yuv(mwindow->edl->session->color_model) ) {
 140                         ow /= 2;  oh /= 2;
 141                 }
 142                 for( int i=2; i<MAX_SCALE; ++i ) {
 143                         if( (ow % i) != 0 ) continue;
 144                         if( (oh % i) != 0 ) continue;
 145                         size_factors[total_sizes++] = i;
 146                 }
 147         }
 148         else {
 149                 size_factors[total_sizes++] = 2;   size_factors[total_sizes++] = 3;
 150                 size_factors[total_sizes++] = 8;   size_factors[total_sizes++] = 12;
 151                 size_factors[total_sizes++] = 16;  size_factors[total_sizes++] = 24;
 152                 size_factors[total_sizes++] = 32;
 153         }
 154         for( int i=1; i<total_sizes; ++i ) {
 155                 char string[BCTEXTLEN];
 156                 sprintf(string, "1/%d", size_factors[i]);
 157                 size_text[i] = cstrdup(string);
 158         }
 159 }
 160
 161 void ProxyDialog::handle_close_event(int result)
 162 {
 163         if( result ) return;
 164         mwindow->edl->session->proxy_use_scaler = use_scaler;
 165         mwindow->edl->session->proxy_auto_scale = auto_scale;
 166         mwindow->edl->session->proxy_beep = beep;
 167         mwindow->edl->session->proxy_disabled_scale = 1;
 168         asset->save_defaults(mwindow->defaults, "PROXY_", 1, 1, 0, 0, 0);
 169         result = mwindow->to_proxy(asset, new_scale);
 170         if( result >= 0 && beep && new_scale != 1 ) {
 171                 static struct { double freq, secs, gain; }
 172                     tone[2] = { { 2000., 1.5, 0.5 }, { 4000., 0.25, 0.5 } };
 173                 int i = result > 0 ? 0 : 1;
 174                 mwindow->beep(tone[i].freq, tone[i].secs, tone[i].gain);
 175         }
 176 }
 177
 178 void ProxyRender::to_proxy_path(char *new_path, Indexable *indexable, int scale)
 179 {
 180 // path is already a proxy
 181         if( strstr(indexable->path, ".proxy") ) return;
 182         strcpy(new_path, indexable->path);
 183         char prxy[BCSTRLEN];
 184         int n = sprintf(prxy, ".proxy%d", scale);
 185 // insert proxy, path.sfx => path.proxy#-sfx.ext
 186         char *ep = new_path + strlen(new_path);
 187         char *sfx = strrchr(new_path, '.');
 188         if( sfx ) {
 189                 char *bp = ep, *cp = (ep += n);
 190                 while( --bp > sfx ) *--cp = *bp;
 191                 *--cp = '-';
 192         }
 193         else {
 194                 sfx = ep;  ep += n;
 195         }
 196         for( char *cp=prxy; --n>=0; ++cp ) *sfx++ = *cp;
 197         *ep++ = '.';
 198         const char *ext = indexable->get_video_frames() < 0 ?  "png" :
 199                 format_asset->format == FILE_FFMPEG ?
 200                         format_asset->fformat :
 201                         File::get_tag(format_asset->format);
 202         while( *ext ) *ep++ = *ext++;
 203         *ep = 0;
 204 //printf("ProxyRender::to_proxy_path %d %s %s\n", __LINE__, new_path), asset->path);
 205 }
 206
 207 int ProxyRender::from_proxy_path(char *new_path, Indexable *indexable, int scale)
 208 {
 209         char prxy[BCTEXTLEN];
 210         int n = sprintf(prxy, ".proxy%d", scale);
 211         strcpy(new_path, indexable->path);
 212         char *ptr = strstr(new_path, prxy);
 213         if( !ptr || (ptr[n] != '-' && ptr[n] != '.') ) return 1;
 214 // remove proxy, path.proxy#-sfx.ext => path.sfx
 215         char *ext = strrchr(ptr, '.');
 216         if( !ext ) ext = ptr + strlen(ptr);
 217         char *cp = ptr + n;
 218         for( *cp='.'; cp<ext; ++cp ) *ptr++ = *cp;
 219         *ptr = 0;
 220         return 0;
 221 }
 222
 223 ProxyRender::ProxyRender(MWindow *mwindow, Asset *format_asset)
 224 {
 225         this->mwindow = mwindow;
 226         this->format_asset = format_asset;
 227         progress = 0;
 228         counter_lock = new Mutex("ProxyDialog::counter_lock");
 229         total_rendered = 0;
 230         failed = 0;  canceled = 0;
 231 }
 232
 233 ProxyRender::~ProxyRender()
 234 {
 235         delete progress;
 236         delete counter_lock;
 237
 238         for( int i=0,n=orig_idxbls.size(); i<n; ++i ) orig_idxbls[i]->remove_user();
 239         for( int i=0,n=orig_proxies.size(); i<n; ++i ) orig_proxies[i]->remove_user();
 240         for( int i=0,n=needed_idxbls.size(); i<n; ++i ) needed_idxbls[i]->remove_user();
 241         for( int i=0,n=needed_proxies.size(); i<n; ++i ) needed_proxies[i]->remove_user();
 242 }
 243
 244 Asset *ProxyRender::add_original(Indexable *idxbl, int new_scale)
 245 {
 246         if( !idxbl->have_video() ) return 0;
 247 // don't proxy proxies
 248         if( strstr(idxbl->path,".proxy") ) return 0;
 249         char new_path[BCTEXTLEN];
 250         to_proxy_path(new_path, idxbl, new_scale);
 251 // don't proxy if not readable
 252         if( idxbl->is_asset && access(idxbl->path, R_OK) ) return 0;
 253 // add to orig_idxbls & orig_proxies if it isn't already there.
 254         int got_it = 0;
 255         for( int i = 0; !got_it && i<orig_proxies.size(); ++i )
 256                 got_it = !strcmp(orig_proxies[i]->path, new_path);
 257         if( got_it ) return 0;
 258         Assets *edl_assets = mwindow->edl->assets;
 259         Asset *proxy = edl_assets->get_asset(new_path);
 260         if( !proxy ) {
 261                 proxy = new Asset(new_path);
 262 // new compression parameters
 263                 if( idxbl->get_video_frames() < 0 ) {
 264                         proxy->format = FILE_PNG;
 265                         proxy->png_use_alpha = 1;
 266                         proxy->video_length = -1;
 267                 }
 268                 else {
 269                         proxy->copy_format(format_asset, 0);
 270                 }
 271                 proxy->awindow_folder = AW_PROXY_FOLDER;
 272                 proxy->audio_data = 0;
 273                 proxy->video_data = 1;
 274                 proxy->layers = 1;
 275                 proxy->width = idxbl->get_w() / new_scale;
 276                 if( proxy->width & 1 ) ++proxy->width;
 277                 proxy->actual_width = proxy->width;
 278                 proxy->height = idxbl->get_h() / new_scale;
 279                 if( proxy->height & 1 ) ++proxy->height;
 280                 proxy->actual_height = proxy->height;
 281                 proxy->frame_rate = idxbl->get_frame_rate();
 282                 edl_assets->append(proxy);
 283         }
 284         proxy->add_user();
 285         orig_proxies.append(proxy);
 286         idxbl->add_user();
 287         orig_idxbls.append(idxbl);
 288         return proxy;
 289 }
 290
 291 void ProxyRender::add_needed(Indexable *idxbl, Asset *proxy)
 292 {
 293         needed_idxbls.append(idxbl);
 294         idxbl->add_user();
 295         needed_proxies.append(proxy);
 296         proxy->add_user();
 297 }
 298
 299 void ProxyRender::update_progress()
 300 {
 301         counter_lock->lock();
 302         ++total_rendered;
 303         counter_lock->unlock();
 304         progress->update(total_rendered);
 305 }
 306
 307 int ProxyRender::is_canceled()
 308 {
 309         return progress->is_cancelled();
 310 }
 311
 312 int ProxyRender::create_needed_proxies(int new_scale)
 313 {
 314         if( !needed_proxies.size() ) return 0;
 315         total_rendered = 0;
 316         failed = 0;  canceled = 0;
 317
 318 // create proxy assets which don't already exist
 319         int64_t total_len = 0;
 320         for( int i = 0; i < needed_idxbls.size(); i++ ) {
 321                 total_len += needed_idxbls[i]->get_video_frames();
 322         }
 323
 324 // start progress bar.  MWindow is locked inside this
 325         progress = mwindow->mainprogress->
 326                 start_progress(_("Creating proxy files..."), total_len);
 327
 328         ProxyFarm engine(mwindow, this, &needed_idxbls, &needed_proxies);
 329         engine.process_packages();
 330 printf("failed=%d canceled=%d\n", failed, progress->is_cancelled());
 331
 332 // stop progress bar
 333         canceled = progress->is_cancelled();
 334         progress->stop_progress();
 335         delete progress;  progress = 0;
 336
 337         if( failed && !canceled ) {
 338                 eprintf("Error making proxy.");
 339         }
 340         return !failed && !canceled ? 0 : 1;
 341 }
 342
 343
 344 ProxyWindow::ProxyWindow(MWindow *mwindow, ProxyDialog *dialog, int x, int y)
 345  : BC_Window(_(PROGRAM_NAME ": Proxy settings"), x, y, WIDTH, HEIGHT,
 346                 -1, -1, 0, 0, 1)
 347 {
 348         this->mwindow = mwindow;
 349         this->dialog = dialog;
 350         format_tools = 0;
 351 }
 352
 353 ProxyWindow::~ProxyWindow()
 354 {
 355         lock_window("ProxyWindow::~ProxyWindow");
 356         delete format_tools;
 357         unlock_window();
 358 }
 359
 360
 361 void ProxyWindow::create_objects()
 362 {
 363         lock_window("ProxyWindow::create_objects");
 364         int margin = mwindow->theme->widget_border;
 365
 366         dialog->use_scaler = mwindow->edl->session->proxy_use_scaler;
 367         dialog->orig_scale = mwindow->edl->session->proxy_scale;
 368         dialog->auto_scale = mwindow->edl->session->proxy_auto_scale;
 369         dialog->beep = mwindow->edl->session->proxy_beep;
 370         dialog->new_scale = dialog->orig_scale;
 371
 372         int x = margin;
 373         int y = margin+10;
 374         add_subwindow(use_scaler = new ProxyUseScaler(this, x, y));
 375         y += use_scaler->get_h() + margin;
 376
 377         BC_Title *text;
 378         add_subwindow(text = new BC_Title(x, y, _("Scale factor:")));
 379         x += text->get_w() + margin;
 380
 381         int popupmenu_w = BC_PopupMenu::calculate_w(get_text_width(MEDIUMFONT, dialog->size_text[0]));
 382         add_subwindow(scale_factor = new ProxyMenu(mwindow, this, x, y, popupmenu_w, ""));
 383         scale_factor->update_sizes();
 384         x += scale_factor->get_w() + margin;
 385
 386         ProxyTumbler *tumbler;
 387         add_subwindow(tumbler = new ProxyTumbler(mwindow, this, x, y));
 388         y += tumbler->get_h() + margin;
 389
 390         x = margin;
 391         add_subwindow(text = new BC_Title(x, y, _("New media dimensions: ")));
 392         x += text->get_w() + margin;
 393         add_subwindow(new_dimensions = new BC_Title(x, y, ""));
 394         y += new_dimensions->get_h() + margin;
 395
 396         x = margin;
 397         add_subwindow(text = new BC_Title(x, y, _("Active Scale: ")));
 398         x += text->get_w() + margin;
 399         add_subwindow(active_scale = new BC_Title(x, y, ""));
 400         y += active_scale->get_h() + margin;
 401
 402         x = margin;  y += 25;
 403         format_tools = new ProxyFormatTools(mwindow, this, dialog->asset);
 404         format_tools->create_objects(x, y, 0, 1, 0, 0, 0, 1, 0, 1, // skip the path
 405                 0, 0);
 406
 407         x = margin;
 408         add_subwindow(auto_scale = new ProxyAutoScale(this, x, y));
 409         y += auto_scale->get_h() + margin;
 410         add_subwindow(beep_on_done = new ProxyBeepOnDone(this, x, y));
 411         y += beep_on_done->get_h() + margin;
 412
 413         update();
 414
 415         add_subwindow(new BC_OKButton(this));
 416         add_subwindow(new BC_CancelButton(this));
 417         show_window(1);
 418         unlock_window();
 419 }
 420
 421 ProxyFormatTools::ProxyFormatTools(MWindow *mwindow, ProxyWindow *pwindow, Asset *asset)
 422  : FormatTools(mwindow, pwindow, asset)
 423 {
 424         this->pwindow = pwindow;
 425 }
 426
 427 void ProxyFormatTools::update_format()
 428 {
 429         FormatTools::update_format();
 430         pwindow->use_scaler->update();
 431 }
 432
 433 void ProxyWindow::update()
 434 {
 435         char string[BCSTRLEN];
 436         int orig_w = mwindow->edl->session->output_w * dialog->orig_scale;
 437         int orig_h = mwindow->edl->session->output_h * dialog->orig_scale;
 438         int new_w = orig_w / dialog->new_scale;
 439         if( new_w & 1 ) ++new_w;
 440         int new_h = orig_h / dialog->new_scale;
 441         if( new_h & 1 ) ++new_h;
 442         sprintf(string, "%dx%d", new_w, new_h);
 443         new_dimensions->update(string);
 444         dialog->scale_to_text(string, dialog->new_scale);
 445         scale_factor->set_text(string);
 446         use_scaler->update();
 447         auto_scale->update();
 448         int scale = mwindow->edl->session->proxy_scale;
 449         if( scale == 1 ) scale = mwindow->edl->session->proxy_disabled_scale;
 450         sprintf(string, scale>1 ? "1/%d" : "%d", scale);
 451         active_scale->update(string);
 452 }
 453
 454
 455 ProxyUseScaler::ProxyUseScaler(ProxyWindow *pwindow, int x, int y)
 456  : BC_CheckBox(x, y, pwindow->dialog->use_scaler, _("Use scaler   (FFMPEG only)"))
 457 {
 458         this->pwindow = pwindow;
 459 }
 460
 461 void ProxyUseScaler::update()
 462 {
 463         ProxyDialog *dialog = pwindow->dialog;
 464         if( dialog->asset->format != FILE_FFMPEG ) dialog->use_scaler = 0;
 465         BC_CheckBox::update(dialog->use_scaler);
 466         int scaler_avail = dialog->asset->format == FILE_FFMPEG ? 1 : 0;
 467         if( !scaler_avail &&  enabled ) disable();
 468         if( scaler_avail  && !enabled ) enable();
 469 }
 470
 471 int ProxyUseScaler::handle_event()
 472 {
 473         pwindow->dialog->new_scale = 1;
 474         pwindow->dialog->use_scaler = get_value();
 475         pwindow->scale_factor->update_sizes();
 476         pwindow->update();
 477         return 1;
 478 }
 479
 480 ProxyAutoScale::ProxyAutoScale(ProxyWindow *pwindow, int x, int y)
 481  : BC_CheckBox(x, y, pwindow->dialog->auto_scale, _("Auto proxy/scale media loads"))
 482 {
 483         this->pwindow = pwindow;
 484 }
 485
 486 void ProxyAutoScale::update()
 487 {
 488         ProxyDialog *dialog = pwindow->dialog;
 489         if( dialog->new_scale == 1 ) dialog->auto_scale = 0;
 490         BC_CheckBox::update(dialog->auto_scale);
 491         int can_auto_proxy = dialog->new_scale != 1 ? 1 : 0;
 492         if( !can_auto_proxy &&  enabled ) disable();
 493         if( can_auto_proxy  && !enabled ) enable();
 494 }
 495
 496 int ProxyAutoScale::handle_event()
 497 {
 498         pwindow->dialog->auto_scale = get_value();
 499         pwindow->update();
 500         return 1;
 501 }
 502
 503 ProxyBeepOnDone::ProxyBeepOnDone(ProxyWindow *pwindow, int x, int y)
 504  : BC_CheckBox(x, y, pwindow->dialog->beep, _("Beep on done"))
 505 {
 506         this->pwindow = pwindow;
 507 }
 508
 509 int ProxyBeepOnDone::handle_event()
 510 {
 511         pwindow->dialog->beep = get_value();
 512         pwindow->update();
 513         return 1;
 514 }
 515
 516
 517 ProxyMenu::ProxyMenu(MWindow *mwindow, ProxyWindow *pwindow,
 518                 int x, int y, int w, const char *text)
 519  : BC_PopupMenu(x, y, w, text, 1)
 520 {
 521         this->mwindow = mwindow;
 522         this->pwindow = pwindow;
 523 }
 524
 525 void ProxyMenu::update_sizes()
 526 {
 527         while( total_items() > 0 ) del_item(0);
 528         ProxyDialog *dialog = pwindow->dialog;
 529         dialog->calculate_sizes();
 530         for( int i=0; i < dialog->total_sizes; i++ )
 531                 add_item(new BC_MenuItem(dialog->size_text[i]));
 532 }
 533
 534 int ProxyMenu::handle_event()
 535 {
 536         ProxyDialog *dialog = pwindow->dialog;
 537         for( int i = 0; i < dialog->total_sizes; i++ ) {
 538                 if( !strcmp(get_text(), pwindow->dialog->size_text[i]) ) {
 539                         dialog->new_scale = pwindow->dialog->size_factors[i];
 540                         if( dialog->new_scale == 1 ) dialog->use_scaler = 0;
 541                         pwindow->update();
 542                         break;
 543                 }
 544         }
 545         return 1;
 546 }
 547
 548
 549 ProxyTumbler::ProxyTumbler(MWindow *mwindow, ProxyWindow *pwindow, int x, int y)
 550  : BC_Tumbler(x, y, 0)
 551 {
 552         this->mwindow = mwindow;
 553         this->pwindow = pwindow;
 554 }
 555
 556 int ProxyTumbler::handle_up_event()
 557 {
 558         if( pwindow->dialog->new_scale > 1 ) {
 559                 int i;
 560                 for( i = 0; i < pwindow->dialog->total_sizes; i++ ) {
 561                         if( pwindow->dialog->new_scale == pwindow->dialog->size_factors[i] ) {
 562                                 i--;
 563                                 pwindow->dialog->new_scale = pwindow->dialog->size_factors[i];
 564                                 pwindow->update();
 565                                 return 1;
 566                         }
 567                 }
 568         }
 569
 570         return 0;
 571 }
 572
 573 int ProxyTumbler::handle_down_event()
 574 {
 575         int i;
 576         for( i = 0; i < pwindow->dialog->total_sizes - 1; i++ ) {
 577                 if( pwindow->dialog->new_scale == pwindow->dialog->size_factors[i] ) {
 578                         i++;
 579                         pwindow->dialog->new_scale = pwindow->dialog->size_factors[i];
 580                         pwindow->update();
 581                         return 1;
 582                 }
 583         }
 584
 585         return 0;
 586 }
 587
 588
 589
 590 ProxyPackage::ProxyPackage()
 591  : LoadPackage()
 592 {
 593 }
 594
 595 ProxyClient::ProxyClient(MWindow *mwindow,
 596                 ProxyRender *proxy_render, ProxyFarm *server)
 597  : LoadClient(server)
 598 {
 599         this->mwindow = mwindow;
 600         this->proxy_render = proxy_render;
 601         render_engine = 0;
 602         video_cache = 0;
 603         src_file = 0;
 604 }
 605 ProxyClient::~ProxyClient()
 606 {
 607         delete render_engine;
 608         delete video_cache;
 609         delete src_file;
 610 }
 611
 612 void ProxyClient::process_package(LoadPackage *ptr)
 613 {
 614         if( proxy_render->failed ) return;
 615         if( proxy_render->is_canceled() ) return;
 616
 617         EDL *edl = mwindow->edl;
 618         Preferences *preferences = mwindow->preferences;
 619         ProxyPackage *package = (ProxyPackage*)ptr;
 620         Indexable *orig = package->orig_idxbl;
 621         Asset *proxy = package->proxy_asset;
 622 //printf("%s %s\n", orig->path, proxy->path);
 623         VRender *vrender = 0;
 624         int jobs = proxy_render->needed_proxies.size();
 625         int processors = preferences->project_smp / jobs + 1, result = 0;
 626
 627         if( orig->is_asset ) {
 628                 src_file = new File;
 629                 src_file->set_processors(processors);
 630                 src_file->set_preload(edl->session->playback_preload);
 631                 src_file->set_subtitle(edl->session->decode_subtitles ?
 632                         edl->session->subtitle_number : -1);
 633                 src_file->set_interpolate_raw(edl->session->interpolate_raw);
 634                 src_file->set_white_balance_raw(edl->session->white_balance_raw);
 635                 if( src_file->open_file(preferences, (Asset*)orig, 1, 0) != FILE_OK )
 636                         result = 1;
 637         }
 638         else {
 639                 TransportCommand command;
 640                 command.command = CURRENT_FRAME;
 641                 command.get_edl()->copy_all((EDL *)orig);
 642                 command.change_type = CHANGE_ALL;
 643                 command.realtime = 0;
 644                 render_engine = new RenderEngine(0, preferences, 0, 0);
 645                 render_engine->set_vcache(video_cache = new CICache(preferences));
 646                 render_engine->arm_command(&command);
 647                 if( !(vrender = render_engine->vrender) )
 648                         result = 1;
 649         }
 650         if( result ) {
 651 // go to the next asset if the reader fails
 652 //              proxy_render->failed = 1;
 653                 return;
 654         }
 655
 656         File dst_file;
 657         dst_file.set_processors(processors);
 658         result = dst_file.open_file(preferences, proxy, 0, 1);
 659         if( result ) {
 660                 proxy_render->failed = 1;
 661                 return;
 662         }
 663
 664         dst_file.start_video_thread(1, edl->session->color_model,
 665                         processors > 1 ? 2 : 1, 0);
 666
 667         int src_w = orig->get_w(), src_h = orig->get_h();
 668         VFrame src_frame(src_w,src_h, edl->session->color_model);
 669
 670         OverlayFrame scaler(processors);
 671         int64_t video_length = orig->get_video_frames();
 672         if( video_length < 0 ) video_length = 1;
 673
 674         for( int64_t i=0; i<video_length &&
 675              !proxy_render->failed && !proxy_render->is_canceled(); ++i ) {
 676                 if( orig->is_asset ) {
 677                         src_file->set_video_position(i, 0);
 678                         result = src_file->read_frame(&src_frame);
 679                 }
 680                 else
 681                         result = vrender->process_buffer(&src_frame, i, 0);
 682 //printf("result=%d\n", result);
 683
 684                 if( result ) {
 685 // go to the next asset if the reader fails
 686 //                      proxy_render->failed = 1;
 687                         break;
 688                 }
 689
 690 // have to write after getting the video buffer or it locks up
 691                 VFrame ***dst_frames = dst_file.get_video_buffer();
 692                 VFrame *dst_frame = dst_frames[0][0];
 693                 int dst_w = dst_frame->get_w(), dst_h = dst_frame->get_h();
 694                 scaler.overlay(dst_frame, &src_frame,
 695                         0,0, src_w,src_h, 0,0, dst_w,dst_h,
 696                         1.0, TRANSFER_REPLACE, NEAREST_NEIGHBOR);
 697                 result = dst_file.write_video_buffer(1);
 698                 if( result ) {
 699 // only fail if the writer fails
 700                         proxy_render->failed = 1;
 701                         break;
 702                 }
 703                 proxy_render->update_progress();
 704         }
 705         if( !proxy_render->failed && !proxy_render->is_canceled() ) {
 706                 Asset *asset = mwindow->edl->assets->update(proxy);
 707                 mwindow->mainindexes->add_next_asset(0, asset);
 708                 mwindow->mainindexes->start_build();
 709         }
 710 }
 711
 712
 713 ProxyFarm::ProxyFarm(MWindow *mwindow, ProxyRender *proxy_render,
 714                 ArrayList<Indexable*> *orig_idxbls,
 715                 ArrayList<Asset*> *proxy_assets)
 716  : LoadServer(MIN(mwindow->preferences->processors, proxy_assets->size()),
 717         proxy_assets->size())
 718 {
 719         this->mwindow = mwindow;
 720         this->proxy_render = proxy_render;
 721         this->orig_idxbls = orig_idxbls;
 722         this->proxy_assets = proxy_assets;
 723 }
 724
 725 void ProxyFarm::init_packages()
 726 {
 727         for( int i = 0; i < get_total_packages(); i++ ) {
 728                 ProxyPackage *package = (ProxyPackage*)get_package(i);
 729                 package->proxy_asset = proxy_assets->get(i);
 730                 package->orig_idxbl = orig_idxbls->get(i);
 731         }
 732 }
 733
 734 LoadClient* ProxyFarm::new_client()
 735 {
 736         return new ProxyClient(mwindow, proxy_render, this);
 737 }
 738
 739 LoadPackage* ProxyFarm::new_package()
 740 {
 741         return new ProxyPackage;
 742 }
 743
 744
 745 ProxyBeep::ProxyBeep(MWindow *mwindow)
 746  : Thread(1, 0, 0)
 747 {
 748         this->mwindow = mwindow;
 749         audio = new AudioDevice(mwindow);
 750         playing_audio = 0;
 751         interrupted = -1;
 752 }
 753
 754 ProxyBeep::~ProxyBeep()
 755 {
 756         stop(0);
 757         delete audio;
 758 }
 759
 760 void ProxyBeep::run()
 761 {
 762         int channels = 2;
 763         int64_t bfrsz = BEEP_SAMPLE_RATE;
 764         EDL *edl = mwindow->edl;
 765         EDLSession *session = edl->session;
 766         AudioOutConfig *aconfig = session->playback_config->aconfig;
 767         audio->open_output(aconfig, BEEP_SAMPLE_RATE, bfrsz, channels, 0);
 768         audio->start_playback();
 769
 770         double out0[bfrsz], out1[bfrsz], *out[2] = { out0, out1 };
 771         const double two_pi = 2*M_PI;
 772         int64_t audio_len = BEEP_SAMPLE_RATE * secs;
 773         const double dt = two_pi * freq/BEEP_SAMPLE_RATE;
 774         double th = 0;
 775
 776         audio_pos = 0;
 777         playing_audio = 1;
 778         while( !interrupted ) {
 779                 int len = audio_len - audio_pos;
 780                 if( len <= 0 ) break;
 781                 if( len > bfrsz ) len = bfrsz;
 782                 int k = audio_pos;
 783                 for( int i=0; i<len; ++i,++k,th+=dt ) {
 784                         double t = th - two_pi;
 785                         if( t >= 0 ) th = t;
 786                         out0[i] = out1[i] = sin(th) * gain;
 787                 }
 788                 audio->write_buffer(out, channels, len);
 789                 audio_pos = k;
 790         }
 791
 792         if( !interrupted )
 793                 audio->set_last_buffer();
 794         audio->stop_audio(interrupted ? 0 : 1);
 795         playing_audio = 0;
 796
 797         audio->close_all();
 798 }
 799
 800 void ProxyBeep::start()
 801 {
 802         if( running() ) return;
 803         audio_pos = -1;
 804         interrupted = 0;
 805         Thread::start();
 806 }
 807
 808 void ProxyBeep::stop(int wait)
 809 {
 810         if( running() && !interrupted ) {
 811                 interrupted = 1;
 812                 audio->stop_audio(wait);
 813         }
 814         Thread::join();
 815 }
 816
 817 void ProxyBeep::tone(double freq, double secs, double gain)
 818 {
 819         stop(0);
 820         this->freq = freq;
 821         this->secs = secs;
 822         this->gain = gain;
 823         start();
 824 }
 825