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         if( !File::renders_video(asset) ) {
 165                 eprintf("Specified format does not render video");
 166                 return;
 167         }
 168         mwindow->edl->session->proxy_use_scaler = use_scaler;
 169         mwindow->edl->session->proxy_auto_scale = auto_scale;
 170         mwindow->edl->session->proxy_beep = beep;
 171         mwindow->edl->session->proxy_disabled_scale = 1;
 172         asset->save_defaults(mwindow->defaults, "PROXY_", 1, 1, 0, 0, 0);
 173         result = mwindow->to_proxy(asset, new_scale);
 174         if( result >= 0 && beep && new_scale != 1 ) {
 175                 static struct { double freq, secs, gain; }
 176                     tone[2] = { { 2000., 1.5, 0.5 }, { 4000., 0.25, 0.5 } };
 177                 int i = result > 0 ? 0 : 1;
 178                 mwindow->beep(tone[i].freq, tone[i].secs, tone[i].gain);
 179         }
 180 }
 181
 182 void ProxyRender::to_proxy_path(char *new_path, Indexable *indexable, int scale)
 183 {
 184 // path is already a proxy
 185         if( strstr(indexable->path, ".proxy") ) return;
 186         strcpy(new_path, indexable->path);
 187         char prxy[BCSTRLEN];
 188         int n = sprintf(prxy, ".proxy%d", scale);
 189 // insert proxy, path.sfx => path.proxy#-sfx.ext
 190         char *ep = new_path + strlen(new_path);
 191         char *sfx = strrchr(new_path, '.');
 192         if( sfx ) {
 193                 char *bp = ep, *cp = (ep += n);
 194                 while( --bp > sfx ) *--cp = *bp;
 195                 *--cp = '-';
 196         }
 197         else {
 198                 sfx = ep;  ep += n;
 199         }
 200         for( char *cp=prxy; --n>=0; ++cp ) *sfx++ = *cp;
 201         *ep++ = '.';
 202         const char *ext = indexable->get_video_frames() < 0 ?  "png" :
 203                 format_asset->format == FILE_FFMPEG ?
 204                         format_asset->fformat :
 205                         File::get_tag(format_asset->format);
 206         while( *ext ) *ep++ = *ext++;
 207         *ep = 0;
 208 //printf("ProxyRender::to_proxy_path %d %s %s\n", __LINE__, new_path), asset->path);
 209 }
 210
 211 int ProxyRender::from_proxy_path(char *new_path, Indexable *indexable, int scale)
 212 {
 213         char prxy[BCTEXTLEN];
 214         int n = sprintf(prxy, ".proxy%d", scale);
 215         strcpy(new_path, indexable->path);
 216         char *ptr = strstr(new_path, prxy);
 217         if( !ptr || (ptr[n] != '-' && ptr[n] != '.') ) return 1;
 218 // remove proxy, path.proxy#-sfx.ext => path.sfx
 219         char *ext = strrchr(ptr, '.');
 220         if( !ext ) ext = ptr + strlen(ptr);
 221         char *cp = ptr + n;
 222         for( *cp='.'; cp<ext; ++cp ) *ptr++ = *cp;
 223         *ptr = 0;
 224         return 0;
 225 }
 226
 227 ProxyRender::ProxyRender(MWindow *mwindow, Asset *format_asset)
 228 {
 229         this->mwindow = mwindow;
 230         this->format_asset = format_asset;
 231         progress = 0;
 232         counter_lock = new Mutex("ProxyDialog::counter_lock");
 233         total_rendered = 0;
 234         failed = 0;  canceled = 0;
 235 }
 236
 237 ProxyRender::~ProxyRender()
 238 {
 239         delete progress;
 240         delete counter_lock;
 241
 242         for( int i=0,n=orig_idxbls.size(); i<n; ++i ) orig_idxbls[i]->remove_user();
 243         for( int i=0,n=orig_proxies.size(); i<n; ++i ) orig_proxies[i]->remove_user();
 244         for( int i=0,n=needed_idxbls.size(); i<n; ++i ) needed_idxbls[i]->remove_user();
 245         for( int i=0,n=needed_proxies.size(); i<n; ++i ) needed_proxies[i]->remove_user();
 246 }
 247
 248 Asset *ProxyRender::add_original(Indexable *idxbl, int new_scale)
 249 {
 250         if( !idxbl->have_video() ) return 0;
 251 // don't proxy proxies
 252         if( strstr(idxbl->path,".proxy") ) return 0;
 253         char new_path[BCTEXTLEN];
 254         to_proxy_path(new_path, idxbl, new_scale);
 255 // don't proxy if not readable
 256         if( idxbl->is_asset && access(idxbl->path, R_OK) ) return 0;
 257 // add to orig_idxbls & orig_proxies if it isn't already there.
 258         int got_it = 0;
 259         for( int i = 0; !got_it && i<orig_proxies.size(); ++i )
 260                 got_it = !strcmp(orig_proxies[i]->path, new_path);
 261         if( got_it ) return 0;
 262         Assets *edl_assets = mwindow->edl->assets;
 263         Asset *proxy = edl_assets->get_asset(new_path);
 264         if( !proxy ) {
 265                 proxy = new Asset(new_path);
 266 // new compression parameters
 267                 int64_t video_frames = idxbl->get_video_frames();
 268                 if( video_frames < 0 ) {
 269                         proxy->format = FILE_PNG;
 270                         proxy->png_use_alpha = 1;
 271                         proxy->video_length = -1;
 272                 }
 273                 else {
 274                         proxy->copy_format(format_asset, 0);
 275                         proxy->video_length = video_frames;
 276                 }
 277                 proxy->awindow_folder = AW_PROXY_FOLDER;
 278                 proxy->audio_data = 0;
 279                 proxy->video_data = 1;
 280                 proxy->layers = 1;
 281                 proxy->width = idxbl->get_w() / new_scale;
 282                 if( proxy->width & 1 ) ++proxy->width;
 283                 proxy->actual_width = proxy->width;
 284                 proxy->height = idxbl->get_h() / new_scale;
 285                 if( proxy->height & 1 ) ++proxy->height;
 286                 proxy->actual_height = proxy->height;
 287                 proxy->frame_rate = idxbl->get_frame_rate();
 288         }
 289         orig_proxies.append(proxy);
 290         idxbl->add_user();
 291         orig_idxbls.append(idxbl);
 292         return proxy;
 293 }
 294
 295 void ProxyRender::add_needed(Indexable *idxbl, Asset *proxy)
 296 {
 297         needed_idxbls.append(idxbl);
 298         idxbl->add_user();
 299         needed_proxies.append(proxy);
 300         proxy->add_user();
 301 }
 302
 303 void ProxyRender::update_progress()
 304 {
 305         counter_lock->lock();
 306         ++total_rendered;
 307         counter_lock->unlock();
 308         progress->update(total_rendered);
 309 }
 310
 311 int ProxyRender::is_canceled()
 312 {
 313         return progress->is_cancelled();
 314 }
 315
 316 int ProxyRender::create_needed_proxies(int new_scale)
 317 {
 318         if( !needed_proxies.size() ) return 0;
 319         total_rendered = 0;
 320         failed = 0;  canceled = 0;
 321
 322 // create proxy assets which don't already exist
 323         int64_t total_len = 0;
 324         for( int i = 0; i < needed_idxbls.size(); i++ ) {
 325                 total_len += needed_idxbls[i]->get_video_frames();
 326         }
 327
 328 // start progress bar.  MWindow is locked inside this
 329         progress = mwindow->mainprogress->
 330                 start_progress(_("Creating proxy files..."), total_len);
 331
 332         ProxyFarm engine(mwindow, this, &needed_idxbls, &needed_proxies);
 333         engine.process_packages();
 334 printf("failed=%d canceled=%d\n", failed, progress->is_cancelled());
 335
 336 // stop progress bar
 337         canceled = progress->is_cancelled();
 338         progress->stop_progress();
 339         delete progress;  progress = 0;
 340
 341         if( failed && !canceled ) {
 342                 eprintf("Error making proxy.");
 343         }
 344         return !failed && !canceled ? 0 : 1;
 345 }
 346
 347
 348 ProxyWindow::ProxyWindow(MWindow *mwindow, ProxyDialog *dialog, int x, int y)
 349  : BC_Window(_(PROGRAM_NAME ": Proxy settings"), x, y, WIDTH, HEIGHT,
 350                 -1, -1, 0, 0, 1)
 351 {
 352         this->mwindow = mwindow;
 353         this->dialog = dialog;
 354         format_tools = 0;
 355 }
 356
 357 ProxyWindow::~ProxyWindow()
 358 {
 359         lock_window("ProxyWindow::~ProxyWindow");
 360         delete format_tools;
 361         unlock_window();
 362 }
 363
 364
 365 void ProxyWindow::create_objects()
 366 {
 367         lock_window("ProxyWindow::create_objects");
 368         int margin = mwindow->theme->widget_border;
 369
 370         dialog->use_scaler = mwindow->edl->session->proxy_use_scaler;
 371         dialog->orig_scale = mwindow->edl->session->proxy_scale;
 372         dialog->auto_scale = mwindow->edl->session->proxy_auto_scale;
 373         dialog->beep = mwindow->edl->session->proxy_beep;
 374         dialog->new_scale = dialog->orig_scale;
 375
 376         int x = margin;
 377         int y = margin+10;
 378         add_subwindow(use_scaler = new ProxyUseScaler(this, x, y));
 379         y += use_scaler->get_h() + margin;
 380
 381         BC_Title *text;
 382         add_subwindow(text = new BC_Title(x, y, _("Scale factor:")));
 383         x += text->get_w() + margin;
 384
 385         int popupmenu_w = BC_PopupMenu::calculate_w(get_text_width(MEDIUMFONT, dialog->size_text[0]));
 386         add_subwindow(scale_factor = new ProxyMenu(mwindow, this, x, y, popupmenu_w, ""));
 387         scale_factor->update_sizes();
 388         x += scale_factor->get_w() + margin;
 389
 390         ProxyTumbler *tumbler;
 391         add_subwindow(tumbler = new ProxyTumbler(mwindow, this, x, y));
 392         y += tumbler->get_h() + margin;
 393
 394         x = margin;
 395         add_subwindow(text = new BC_Title(x, y, _("New media dimensions: ")));
 396         x += text->get_w() + margin;
 397         add_subwindow(new_dimensions = new BC_Title(x, y, ""));
 398         y += new_dimensions->get_h() + margin;
 399
 400         x = margin;
 401         add_subwindow(text = new BC_Title(x, y, _("Active Scale: ")));
 402         x += text->get_w() + margin;
 403         add_subwindow(active_scale = new BC_Title(x, y, ""));
 404         y += active_scale->get_h() + margin;
 405
 406         x = margin;  y += 25;
 407         format_tools = new ProxyFormatTools(mwindow, this, dialog->asset);
 408         format_tools->create_objects(x, y, 0, 1, 0, 0, 0, 1, 0, 1, // skip the path
 409                 0, 0);
 410
 411         x = margin;
 412         add_subwindow(auto_scale = new ProxyAutoScale(this, x, y));
 413         y += auto_scale->get_h() + margin;
 414         add_subwindow(beep_on_done = new ProxyBeepOnDone(this, x, y));
 415         y += beep_on_done->get_h() + margin;
 416
 417         update();
 418
 419         add_subwindow(new BC_OKButton(this));
 420         add_subwindow(new BC_CancelButton(this));
 421         show_window(1);
 422         unlock_window();
 423 }
 424
 425 ProxyFormatTools::ProxyFormatTools(MWindow *mwindow, ProxyWindow *pwindow, Asset *asset)
 426  : FormatTools(mwindow, pwindow, asset)
 427 {
 428         this->pwindow = pwindow;
 429 }
 430
 431 void ProxyFormatTools::update_format()
 432 {
 433         FormatTools::update_format();
 434         pwindow->use_scaler->update();
 435 }
 436
 437 void ProxyWindow::update()
 438 {
 439         char string[BCSTRLEN];
 440         int orig_w = mwindow->edl->session->output_w * dialog->orig_scale;
 441         int orig_h = mwindow->edl->session->output_h * dialog->orig_scale;
 442         int new_w = orig_w / dialog->new_scale;
 443         if( new_w & 1 ) ++new_w;
 444         int new_h = orig_h / dialog->new_scale;
 445         if( new_h & 1 ) ++new_h;
 446         sprintf(string, "%dx%d", new_w, new_h);
 447         new_dimensions->update(string);
 448         dialog->scale_to_text(string, dialog->new_scale);
 449         scale_factor->set_text(string);
 450         use_scaler->update();
 451         auto_scale->update();
 452         int scale = mwindow->edl->session->proxy_scale;
 453         if( scale == 1 ) scale = mwindow->edl->session->proxy_disabled_scale;
 454         sprintf(string, scale>1 ? "1/%d" : "%d", scale);
 455         active_scale->update(string);
 456 }
 457
 458
 459 ProxyUseScaler::ProxyUseScaler(ProxyWindow *pwindow, int x, int y)
 460  : BC_CheckBox(x, y, pwindow->dialog->use_scaler, _("Use scaler   (FFMPEG only)"))
 461 {
 462         this->pwindow = pwindow;
 463 }
 464
 465 void ProxyUseScaler::update()
 466 {
 467         ProxyDialog *dialog = pwindow->dialog;
 468         if( dialog->asset->format != FILE_FFMPEG ) dialog->use_scaler = 0;
 469         BC_CheckBox::update(dialog->use_scaler);
 470         int scaler_avail = dialog->asset->format == FILE_FFMPEG ? 1 : 0;
 471         if( !scaler_avail &&  enabled ) disable();
 472         if( scaler_avail  && !enabled ) enable();
 473 }
 474
 475 int ProxyUseScaler::handle_event()
 476 {
 477         pwindow->dialog->new_scale = 1;
 478         pwindow->dialog->use_scaler = get_value();
 479         pwindow->scale_factor->update_sizes();
 480         pwindow->update();
 481         return 1;
 482 }
 483
 484 ProxyAutoScale::ProxyAutoScale(ProxyWindow *pwindow, int x, int y)
 485  : BC_CheckBox(x, y, pwindow->dialog->auto_scale, _("Auto proxy/scale media loads"))
 486 {
 487         this->pwindow = pwindow;
 488 }
 489
 490 void ProxyAutoScale::update()
 491 {
 492         ProxyDialog *dialog = pwindow->dialog;
 493         if( dialog->new_scale == 1 ) dialog->auto_scale = 0;
 494         BC_CheckBox::update(dialog->auto_scale);
 495         int can_auto_proxy = dialog->new_scale != 1 ? 1 : 0;
 496         if( !can_auto_proxy &&  enabled ) disable();
 497         if( can_auto_proxy  && !enabled ) enable();
 498 }
 499
 500 int ProxyAutoScale::handle_event()
 501 {
 502         pwindow->dialog->auto_scale = get_value();
 503         pwindow->update();
 504         return 1;
 505 }
 506
 507 ProxyBeepOnDone::ProxyBeepOnDone(ProxyWindow *pwindow, int x, int y)
 508  : BC_CheckBox(x, y, pwindow->dialog->beep, _("Beep on done"))
 509 {
 510         this->pwindow = pwindow;
 511 }
 512
 513 int ProxyBeepOnDone::handle_event()
 514 {
 515         pwindow->dialog->beep = get_value();
 516         pwindow->update();
 517         return 1;
 518 }
 519
 520
 521 ProxyMenu::ProxyMenu(MWindow *mwindow, ProxyWindow *pwindow,
 522                 int x, int y, int w, const char *text)
 523  : BC_PopupMenu(x, y, w, text, 1)
 524 {
 525         this->mwindow = mwindow;
 526         this->pwindow = pwindow;
 527 }
 528
 529 void ProxyMenu::update_sizes()
 530 {
 531         while( total_items() > 0 ) del_item(0);
 532         ProxyDialog *dialog = pwindow->dialog;
 533         dialog->calculate_sizes();
 534         for( int i=0; i < dialog->total_sizes; i++ )
 535                 add_item(new BC_MenuItem(dialog->size_text[i]));
 536 }
 537
 538 int ProxyMenu::handle_event()
 539 {
 540         ProxyDialog *dialog = pwindow->dialog;
 541         for( int i = 0; i < dialog->total_sizes; i++ ) {
 542                 if( !strcmp(get_text(), pwindow->dialog->size_text[i]) ) {
 543                         dialog->new_scale = pwindow->dialog->size_factors[i];
 544                         if( dialog->new_scale == 1 ) dialog->use_scaler = 0;
 545                         pwindow->update();
 546                         break;
 547                 }
 548         }
 549         return 1;
 550 }
 551
 552
 553 ProxyTumbler::ProxyTumbler(MWindow *mwindow, ProxyWindow *pwindow, int x, int y)
 554  : BC_Tumbler(x, y, 0)
 555 {
 556         this->mwindow = mwindow;
 557         this->pwindow = pwindow;
 558 }
 559
 560 int ProxyTumbler::handle_up_event()
 561 {
 562         if( pwindow->dialog->new_scale > 1 ) {
 563                 int i;
 564                 for( i = 0; i < pwindow->dialog->total_sizes; i++ ) {
 565                         if( pwindow->dialog->new_scale == pwindow->dialog->size_factors[i] ) {
 566                                 i--;
 567                                 pwindow->dialog->new_scale = pwindow->dialog->size_factors[i];
 568                                 pwindow->update();
 569                                 return 1;
 570                         }
 571                 }
 572         }
 573
 574         return 0;
 575 }
 576
 577 int ProxyTumbler::handle_down_event()
 578 {
 579         int i;
 580         for( i = 0; i < pwindow->dialog->total_sizes - 1; i++ ) {
 581                 if( pwindow->dialog->new_scale == pwindow->dialog->size_factors[i] ) {
 582                         i++;
 583                         pwindow->dialog->new_scale = pwindow->dialog->size_factors[i];
 584                         pwindow->update();
 585                         return 1;
 586                 }
 587         }
 588
 589         return 0;
 590 }
 591
 592
 593
 594 ProxyPackage::ProxyPackage()
 595  : LoadPackage()
 596 {
 597 }
 598
 599 ProxyClient::ProxyClient(MWindow *mwindow,
 600                 ProxyRender *proxy_render, ProxyFarm *server)
 601  : LoadClient(server)
 602 {
 603         this->mwindow = mwindow;
 604         this->proxy_render = proxy_render;
 605         render_engine = 0;
 606         video_cache = 0;
 607         src_file = 0;
 608 }
 609 ProxyClient::~ProxyClient()
 610 {
 611         delete render_engine;
 612         delete video_cache;
 613         delete src_file;
 614 }
 615
 616 void ProxyClient::process_package(LoadPackage *ptr)
 617 {
 618         if( proxy_render->failed ) return;
 619         if( proxy_render->is_canceled() ) return;
 620
 621         EDL *edl = mwindow->edl;
 622         Preferences *preferences = mwindow->preferences;
 623         ProxyPackage *package = (ProxyPackage*)ptr;
 624         Indexable *orig = package->orig_idxbl;
 625         Asset *proxy = package->proxy_asset;
 626 //printf("%s %s\n", orig->path, proxy->path);
 627         VRender *vrender = 0;
 628         int jobs = proxy_render->needed_proxies.size();
 629         int processors = preferences->project_smp / jobs + 1, result = 0;
 630
 631         if( orig->is_asset ) {
 632                 src_file = new File;
 633                 src_file->set_processors(processors);
 634                 src_file->set_preload(edl->session->playback_preload);
 635                 src_file->set_subtitle(edl->session->decode_subtitles ?
 636                         edl->session->subtitle_number : -1);
 637                 src_file->set_interpolate_raw(edl->session->interpolate_raw);
 638                 src_file->set_white_balance_raw(edl->session->white_balance_raw);
 639                 if( src_file->open_file(preferences, (Asset*)orig, 1, 0) != FILE_OK )
 640                         result = 1;
 641         }
 642         else {
 643                 TransportCommand command;
 644                 command.command = CURRENT_FRAME;
 645                 command.get_edl()->copy_all((EDL *)orig);
 646                 command.change_type = CHANGE_ALL;
 647                 command.realtime = 0;
 648                 render_engine = new RenderEngine(0, preferences, 0, 0);
 649                 render_engine->set_vcache(video_cache = new CICache(preferences));
 650                 render_engine->arm_command(&command);
 651                 if( !(vrender = render_engine->vrender) )
 652                         result = 1;
 653         }
 654         if( result ) {
 655 // go to the next asset if the reader fails
 656 //              proxy_render->failed = 1;
 657                 return;
 658         }
 659
 660         File dst_file;
 661         dst_file.set_processors(processors);
 662         result = dst_file.open_file(preferences, proxy, 0, 1);
 663         if( result ) {
 664                 proxy_render->failed = 1;
 665                 ::remove(proxy->path);
 666                 return;
 667         }
 668
 669         dst_file.start_video_thread(1, edl->session->color_model,
 670                         processors > 1 ? 2 : 1, 0);
 671
 672         int src_w = orig->get_w(), src_h = orig->get_h();
 673         VFrame src_frame(src_w,src_h, edl->session->color_model);
 674
 675         OverlayFrame scaler(processors);
 676         int64_t video_length = orig->get_video_frames();
 677         if( video_length < 0 ) video_length = 1;
 678
 679         for( int64_t i=0; i<video_length &&
 680              !proxy_render->failed && !proxy_render->is_canceled(); ++i ) {
 681                 if( orig->is_asset ) {
 682                         src_file->set_video_position(i, 0);
 683                         result = src_file->read_frame(&src_frame);
 684                 }
 685                 else
 686                         result = vrender->process_buffer(&src_frame, i, 0);
 687 //printf("result=%d\n", result);
 688
 689                 if( result ) {
 690 // go to the next asset if the reader fails
 691 //                      proxy_render->failed = 1;
 692                         break;
 693                 }
 694
 695 // have to write after getting the video buffer or it locks up
 696                 VFrame ***dst_frames = dst_file.get_video_buffer();
 697                 VFrame *dst_frame = dst_frames[0][0];
 698                 int dst_w = dst_frame->get_w(), dst_h = dst_frame->get_h();
 699                 scaler.overlay(dst_frame, &src_frame,
 700                         0,0, src_w,src_h, 0,0, dst_w,dst_h,
 701                         1.0, TRANSFER_REPLACE, NEAREST_NEIGHBOR);
 702                 result = dst_file.write_video_buffer(1);
 703                 if( result ) {
 704 // only fail if the writer fails
 705                         proxy_render->failed = 1;
 706                         break;
 707                 }
 708                 proxy_render->update_progress();
 709         }
 710         if( !proxy_render->failed && !proxy_render->is_canceled() ) {
 711                 Asset *asset = mwindow->edl->assets->update(proxy);
 712                 mwindow->mainindexes->add_next_asset(0, asset);
 713                 mwindow->mainindexes->start_build();
 714         }
 715         else
 716                 ::remove(proxy->path);
 717 }
 718
 719
 720 ProxyFarm::ProxyFarm(MWindow *mwindow, ProxyRender *proxy_render,
 721                 ArrayList<Indexable*> *orig_idxbls,
 722                 ArrayList<Asset*> *proxy_assets)
 723  : LoadServer(MIN(mwindow->preferences->processors, proxy_assets->size()),
 724         proxy_assets->size())
 725 {
 726         this->mwindow = mwindow;
 727         this->proxy_render = proxy_render;
 728         this->orig_idxbls = orig_idxbls;
 729         this->proxy_assets = proxy_assets;
 730 }
 731
 732 void ProxyFarm::init_packages()
 733 {
 734         for( int i = 0; i < get_total_packages(); i++ ) {
 735                 ProxyPackage *package = (ProxyPackage*)get_package(i);
 736                 package->proxy_asset = proxy_assets->get(i);
 737                 package->orig_idxbl = orig_idxbls->get(i);
 738         }
 739 }
 740
 741 LoadClient* ProxyFarm::new_client()
 742 {
 743         return new ProxyClient(mwindow, proxy_render, this);
 744 }
 745
 746 LoadPackage* ProxyFarm::new_package()
 747 {
 748         return new ProxyPackage;
 749 }
 750
 751
 752 ProxyBeep::ProxyBeep(MWindow *mwindow)
 753  : Thread(1, 0, 0)
 754 {
 755         this->mwindow = mwindow;
 756         audio = new AudioDevice(mwindow);
 757         playing_audio = 0;
 758         interrupted = -1;
 759 }
 760
 761 ProxyBeep::~ProxyBeep()
 762 {
 763         stop(0);
 764         delete audio;
 765 }
 766
 767 void ProxyBeep::run()
 768 {
 769         int channels = 2;
 770         int64_t bfrsz = BEEP_SAMPLE_RATE;
 771         EDL *edl = mwindow->edl;
 772         EDLSession *session = edl->session;
 773         AudioOutConfig *aconfig = session->playback_config->aconfig;
 774         audio->open_output(aconfig, BEEP_SAMPLE_RATE, bfrsz, channels, 0);
 775         audio->start_playback();
 776
 777         double out0[bfrsz], out1[bfrsz], *out[2] = { out0, out1 };
 778         const double two_pi = 2*M_PI;
 779         int64_t audio_len = BEEP_SAMPLE_RATE * secs;
 780         const double dt = two_pi * freq/BEEP_SAMPLE_RATE;
 781         double th = 0;
 782
 783         audio_pos = 0;
 784         playing_audio = 1;
 785         while( !interrupted ) {
 786                 int len = audio_len - audio_pos;
 787                 if( len <= 0 ) break;
 788                 if( len > bfrsz ) len = bfrsz;
 789                 int k = audio_pos;
 790                 for( int i=0; i<len; ++i,++k,th+=dt ) {
 791                         double t = th - two_pi;
 792                         if( t >= 0 ) th = t;
 793                         out0[i] = out1[i] = sin(th) * gain;
 794                 }
 795                 audio->write_buffer(out, channels, len);
 796                 audio_pos = k;
 797         }
 798
 799         if( !interrupted )
 800                 audio->set_last_buffer();
 801         audio->stop_audio(interrupted ? 0 : 1);
 802         playing_audio = 0;
 803
 804         audio->close_all();
 805 }
 806
 807 void ProxyBeep::start()
 808 {
 809         if( running() ) return;
 810         audio_pos = -1;
 811         interrupted = 0;
 812         Thread::start();
 813 }
 814
 815 void ProxyBeep::stop(int wait)
 816 {
 817         if( running() && !interrupted ) {
 818                 interrupted = 1;
 819                 audio->stop_audio(wait);
 820         }
 821         Thread::join();
 822 }
 823
 824 void ProxyBeep::tone(double freq, double secs, double gain)
 825 {
 826         stop(0);
 827         this->freq = freq;
 828         this->secs = secs;
 829         this->gain = gain;
 830         start();
 831 }
 832