cinelerra-5.1/cinelerra/file.C

   1 /*
   2  * CINELERRA
   3  * Copyright (C) 2010 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 <stdio.h>
  22 #include <stdint.h>
  23 #include <stdlib.h>
  24 #include <unistd.h>
  25 #include <string.h>
  26 #include <stdarg.h>
  27 #include <ctype.h>
  28 #include <limits.h>
  29 // work arounds (centos)
  30 #include <lzma.h>
  31 #ifndef INT64_MAX
  32 #define INT64_MAX 9223372036854775807LL
  33 #endif
  34
  35 #include "asset.h"
  36 #include "bchash.h"
  37 #include "bcsignals.h"
  38 #include "byteorder.h"
  39 #include "cache.inc"
  40 #include "condition.h"
  41 #include "errorbox.h"
  42 #include "fileac3.h"
  43 #include "filebase.h"
  44 #include "filecr2.h"
  45 #include "filedb.h"
  46 #include "filedv.h"
  47 #include "fileexr.h"
  48 #include "fileffmpeg.h"
  49 #include "fileflac.h"
  50 #include "filegif.h"
  51 #include "file.h"
  52 #include "filejpeg.h"
  53 #include "filempeg.h"
  54 #undef HAVE_STDLIB_H // automake conflict
  55 #include "fileogg.h"
  56 #include "filepng.h"
  57 #include "fileppm.h"
  58 #include "fileref.h"
  59 #include "filescene.h"
  60 #include "filesndfile.h"
  61 #include "filetga.h"
  62 #include "filethread.h"
  63 #include "filetiff.h"
  64 #include "filevorbis.h"
  65 #include "filexml.h"
  66 #include "formatwindow.h"
  67 #include "formattools.h"
  68 #include "framecache.h"
  69 #include "language.h"
  70 #include "mainprogress.inc"
  71 #include "mutex.h"
  72 #include "mwindow.h"
  73 #include "packagingengine.h"
  74 #include "pluginserver.h"
  75 #include "preferences.h"
  76 #include "probeprefs.h"
  77 #include "samples.h"
  78 #include "vframe.h"
  79
  80 #ifdef HAVE_OGG
  81 //suppress noref warning
  82 void *vorbis0_ov_callbacks[] = {
  83  &OV_CALLBACKS_DEFAULT, &OV_CALLBACKS_NOCLOSE,
  84  &OV_CALLBACKS_STREAMONLY, &OV_CALLBACKS_STREAMONLY_NOCLOSE,
  85 };
  86 #endif
  87
  88 File::File()
  89 {
  90         cpus = 1;
  91         asset = new Asset;
  92         format_completion = new Condition(1, "File::format_completion");
  93         write_lock = new Condition(1, "File::write_lock");
  94         frame_cache = new FrameCache;
  95         reset_parameters();
  96 }
  97
  98 File::~File()
  99 {
 100         if( getting_options ) {
 101                 if( format_window ) format_window->set_done(0);
 102                 format_completion->lock("File::~File");
 103                 format_completion->unlock();
 104         }
 105
 106         if( temp_frame ) {
 107                 delete temp_frame;
 108         }
 109
 110         close_file(0);
 111
 112         asset->Garbage::remove_user();
 113         delete format_completion;
 114         delete write_lock;
 115         delete frame_cache;
 116 }
 117
 118 void File::reset_parameters()
 119 {
 120         file = 0;
 121         audio_thread = 0;
 122         video_thread = 0;
 123         getting_options = 0;
 124         format_window = 0;
 125         temp_frame = 0;
 126         current_sample = 0;
 127         current_frame = 0;
 128         current_channel = 0;
 129         current_program = 0;
 130         current_layer = 0;
 131         normalized_sample = 0;
 132         use_cache = 0;
 133         preferences = 0;
 134         playback_subtitle = -1;
 135         interpolate_raw = 1;
 136
 137
 138         temp_samples_buffer = 0;
 139         temp_frame_buffer = 0;
 140         current_frame_buffer = 0;
 141         audio_ring_buffers = 0;
 142         video_ring_buffers = 0;
 143         video_buffer_size = 0;
 144 }
 145
 146 int File::raise_window()
 147 {
 148         if( getting_options && format_window ) {
 149                 format_window->raise_window();
 150                 format_window->flush();
 151         }
 152         return 0;
 153 }
 154
 155 void File::close_window()
 156 {
 157         if( getting_options ) {
 158                 format_window->lock_window("File::close_window");
 159                 format_window->set_done(1);
 160                 format_window->unlock_window();
 161                 getting_options = 0;
 162         }
 163 }
 164
 165 int File::get_options(FormatTools *format,
 166         int audio_options, int video_options)
 167 {
 168         BC_WindowBase *parent_window = format->window;
 169         Asset *asset = format->asset;
 170         EDL *edl = format->mwindow ? format->mwindow->edl : 0;
 171         format_window = 0;
 172         getting_options = 1;
 173         format_completion->lock("File::get_options");
 174         switch( asset->format ) {
 175 #ifdef HAVE_CIN_3RDPARTY
 176         case FILE_AC3: FileAC3::get_parameters(parent_window, asset, format_window,
 177                         audio_options, video_options, edl);
 178                 break;
 179 #endif
 180 #ifdef HAVE_DV
 181         case FILE_RAWDV:
 182                 FileDV::get_parameters(parent_window, asset, format_window,
 183                         audio_options, video_options, edl);
 184                 break;
 185 #endif
 186         case FILE_PCM:
 187         case FILE_WAV:
 188         case FILE_AU:
 189         case FILE_AIFF:
 190         case FILE_SND:
 191                 FileSndFile::get_parameters(parent_window, asset, format_window,
 192                         audio_options, video_options, edl);
 193                 break;
 194         case FILE_FFMPEG:
 195                 FileFFMPEG::get_parameters(parent_window, asset, format_window,
 196                         audio_options, video_options, edl);
 197                 break;
 198 #ifdef HAVE_LIBZMPEG
 199         case FILE_AMPEG:
 200         case FILE_VMPEG:
 201                 FileMPEG::get_parameters(parent_window, asset, format_window,
 202                         audio_options, video_options, edl);
 203                 break;
 204 #endif
 205         case FILE_JPEG:
 206         case FILE_JPEG_LIST:
 207                 FileJPEG::get_parameters(parent_window, asset, format_window,
 208                         audio_options, video_options, edl);
 209                 break;
 210 #ifdef HAVE_OPENEXR
 211         case FILE_EXR:
 212         case FILE_EXR_LIST:
 213                 FileEXR::get_parameters(parent_window, asset, format_window,
 214                         audio_options, video_options, edl);
 215                 break;
 216 #endif
 217         case FILE_FLAC:
 218                 FileFLAC::get_parameters(parent_window, asset, format_window,
 219                         audio_options, video_options, edl);
 220                 break;
 221         case FILE_PNG:
 222         case FILE_PNG_LIST:
 223                 FilePNG::get_parameters(parent_window, asset, format_window,
 224                         audio_options, video_options, edl);
 225                 break;
 226         case FILE_PPM:
 227         case FILE_PPM_LIST:
 228                 FilePPM::get_parameters(parent_window, asset, format_window,
 229                         audio_options, video_options, edl);
 230                 break;
 231         case FILE_TGA:
 232         case FILE_TGA_LIST:
 233                 FileTGA::get_parameters(parent_window, asset, format_window,
 234                         audio_options, video_options, edl);
 235                 break;
 236         case FILE_TIFF:
 237         case FILE_TIFF_LIST:
 238                 FileTIFF::get_parameters(parent_window, asset, format_window,
 239                         audio_options, video_options, edl);
 240                 break;
 241 #ifdef HAVE_OGG
 242         case FILE_OGG:
 243                 FileOGG::get_parameters(parent_window, asset, format_window,
 244                         audio_options, video_options, edl);
 245                 break;
 246 #endif
 247         default:
 248                 break;
 249         }
 250
 251         if( !format_window ) {
 252                 ErrorBox *errorbox = new ErrorBox(_(PROGRAM_NAME ": Error"),
 253                         parent_window->get_abs_cursor_x(1),
 254                         parent_window->get_abs_cursor_y(1));
 255                 format_window = errorbox;
 256                 getting_options = 1;
 257                 if( audio_options )
 258                         errorbox->create_objects(_("This format doesn't support audio."));
 259                 else
 260                 if( video_options )
 261                         errorbox->create_objects(_("This format doesn't support video."));
 262                 errorbox->run_window();
 263                 delete errorbox;
 264         }
 265
 266         getting_options = 0;
 267         format_window = 0;
 268         format_completion->unlock();
 269         return 0;
 270 }
 271
 272 int File::can_scale_input(Asset *asset)
 273 {
 274         switch( asset->format ) {
 275         case FILE_MPEG:
 276         case FILE_FFMPEG:
 277                 return 1;
 278         case FILE_EXR:
 279         case FILE_JPEG:
 280         case FILE_PNG:
 281         case FILE_PPM:
 282         case FILE_TGA:
 283         case FILE_TIFF:
 284                 if( asset->video_length < 0 )
 285                         return 1;
 286         }
 287         return 0;
 288 }
 289
 290
 291 int File::set_processors(int cpus)   // Set the number of cpus for certain codecs
 292 {
 293         if( cpus > 8 )          // mpegvideo max_threads = 16, more causes errs
 294                 cpus = 8;       //  8 cpus ought to decode just about anything
 295 // Set all instances so gets work.
 296         this->cpus = cpus;
 297
 298         return 0;
 299 }
 300
 301 int File::set_preload(int64_t size)
 302 {
 303         this->playback_preload = size;
 304         return 0;
 305 }
 306
 307 void File::set_subtitle(int value)
 308 {
 309         this->playback_subtitle = value;
 310         if( file ) file->set_subtitle(value);
 311 }
 312
 313 void File::set_interpolate_raw(int value)
 314 {
 315         this->interpolate_raw = value;
 316 }
 317
 318 void File::set_white_balance_raw(int value)
 319 {
 320         this->white_balance_raw = value;
 321 }
 322
 323 void File::set_cache_frames(int value)
 324 {
 325 // caching only done locally
 326         if( !video_thread )
 327                 use_cache = value;
 328 }
 329
 330 int File::purge_cache()
 331 {
 332 // caching only done locally
 333         int result = 0;
 334         if( frame_cache->cache_items() > 0 ) {
 335                 frame_cache->remove_all();
 336                 result = 1;
 337         }
 338         return result;
 339 }
 340
 341 int File::delete_oldest()
 342 {
 343 // return the number of bytes freed
 344         return frame_cache->delete_oldest();
 345 }
 346
 347 // file driver in order of probe precidence
 348 //  can be reordered in preferences->interface
 349 const char *File::default_probes[] = {
 350         "FFMPEG_Early",
 351         "Scene",
 352         "DB",
 353 #ifdef HAVE_DV
 354         "DV",
 355 #endif
 356         "SndFile",
 357         "PNG",
 358         "PPM",
 359         "JPEG",
 360         "GIF",
 361 #ifdef HAVE_OPENEXR
 362         "EXR",
 363 #endif
 364         "FLAC",
 365         "CR2",
 366         "TGA",
 367         "TIFF",
 368 #ifdef HAVE_OGG
 369         "OGG",
 370         "Vorbis",
 371 #endif
 372         "MPEG",
 373         "EDL",
 374         "FFMPEG_Late",
 375 };
 376 const int File::nb_probes =
 377         sizeof(File::default_probes)/sizeof(File::default_probes[0]);
 378
 379
 380 int File::probe()
 381 {
 382         FILE *fp = fopen(this->asset->path, "rb");
 383         if( !fp ) return FILE_NOT_FOUND;
 384         char data[16];
 385         memset(data,0,sizeof(data));
 386         int ret = fread(data, 1, 16, fp);
 387         fclose(fp);
 388         if( !ret ) return FILE_NOT_FOUND;
 389
 390         for( int i=0; i<preferences->file_probes.size(); ++i ) {
 391                 ProbePref *pref = preferences->file_probes[i];
 392                 if( !pref->armed ) continue;
 393                 if( !strncmp(pref->name,"FFMPEG",6) ) { // FFMPEG Early/Late
 394                         if( !FileFFMPEG::check_sig(this->asset) ) continue;
 395                         file = new FileFFMPEG(this->asset, this);
 396                         return FILE_OK;
 397                 }
 398 #ifdef HAVE_COMMERCIAL
 399                 if( !strcmp(pref->name,"DB") ) { // MediaDB
 400                         if( !FileDB::check_sig(this->asset) ) continue;
 401                         file = new FileDB(this->asset, this);
 402                         return FILE_OK;
 403                 }
 404 #endif
 405                 if( !strcmp(pref->name,"Scene") ) { // scene file
 406                         if( !FileScene::check_sig(this->asset, data)) continue;
 407                         file = new FileScene(this->asset, this);
 408                         return FILE_OK;
 409                 }
 410 #ifdef HAVE_DV
 411                 if( !strcmp(pref->name,"DV") ) { // libdv
 412                         if( !FileDV::check_sig(this->asset) ) continue;
 413                         file = new FileDV(this->asset, this);
 414                         return FILE_OK;
 415                 }
 416 #endif
 417                 if( !strcmp(pref->name,"SndFile") ) { // libsndfile
 418                         if( !FileSndFile::check_sig(this->asset) ) continue;
 419                         file = new FileSndFile(this->asset, this);
 420                         return FILE_OK;
 421                 }
 422                 if( !strcmp(pref->name,"PNG") ) { // PNG file
 423                         if( !FilePNG::check_sig(this->asset) ) continue;
 424                         file = new FilePNG(this->asset, this);
 425                         return FILE_OK;
 426                 }
 427                 if( !strcmp(pref->name,"PPM") ) { // PPM file
 428                         if( !FilePPM::check_sig(this->asset) ) continue;
 429                         file = new FilePPM(this->asset, this);
 430                         return FILE_OK;
 431                 }
 432                 if( !strcmp(pref->name,"JPEG") ) { // JPEG file
 433                         if( !FileJPEG::check_sig(this->asset) ) continue;
 434                         file = new FileJPEG(this->asset, this);
 435                         return FILE_OK;
 436                 }
 437                 if( !strcmp(pref->name,"GIF") ) { // GIF file
 438                         if( FileGIFList::check_sig(this->asset) )
 439                                 file = new FileGIFList(this->asset, this);
 440                         else if( FileGIF::check_sig(this->asset) )
 441                                 file = new FileGIF(this->asset, this);
 442                         else continue;
 443                         return FILE_OK;
 444                 }
 445 #ifdef HAVE_OPENEXR
 446                 if( !strcmp(pref->name,"EXR") ) { // EXR file
 447                         if( !FileEXR::check_sig(this->asset, data)) continue;
 448                         file = new FileEXR(this->asset, this);
 449                         return FILE_OK;
 450                 }
 451 #endif
 452                 if( !strcmp(pref->name,"FLAC") ) { // FLAC file
 453                         if( !FileFLAC::check_sig(this->asset, data)) continue;
 454                         file = new FileFLAC(this->asset, this);
 455                         return FILE_OK;
 456                 }
 457                 if( !strcmp(pref->name,"CR2") ) { // CR2 file
 458                         if( !FileCR2::check_sig(this->asset)) continue;
 459                         file = new FileCR2(this->asset, this);
 460                         return FILE_OK;
 461                 }
 462                 if( !strcmp(pref->name,"TGA") ) { // TGA file
 463                         if( !FileTGA::check_sig(this->asset) ) continue;
 464                         file = new FileTGA(this->asset, this);
 465                         return FILE_OK;
 466                 }
 467                 if( !strcmp(pref->name,"TIFF") ) { // TIFF file
 468                         if( !FileTIFF::check_sig(this->asset) ) continue;
 469                         file = new FileTIFF(this->asset, this);
 470                         return FILE_OK;
 471                 }
 472 #ifdef HAVE_OGG
 473                 if( !strcmp(pref->name,"OGG") ) { // OGG file
 474                         if( !FileOGG::check_sig(this->asset) ) continue;
 475                         file = new FileOGG(this->asset, this);
 476                         return FILE_OK;
 477                 }
 478                 if( !strcmp(pref->name,"Vorbis") ) { // VorbisFile file
 479                         if( !FileVorbis::check_sig(this->asset) ) continue;
 480                         file = new FileVorbis(this->asset, this);
 481                         return FILE_OK;
 482                 }
 483 #endif
 484 #ifdef HAVE_LIBZMPEG
 485                 if( !strcmp(pref->name,"MPEG") ) { // MPEG file
 486                         if( !FileMPEG::check_sig(this->asset) ) continue;
 487                         file = new FileMPEG(this->asset, this);
 488                         return FILE_OK;
 489                 }
 490 #endif
 491                 if( !strcmp(pref->name,"EDL") ) { // XML file
 492                         if( data[0] != '<' ) continue;
 493                         if( !strncmp(&data[1],"EDL>",4) ||
 494                             !strncmp(&data[1],"HTAL>",5) ||
 495                             !strncmp(&data[1],"?xml",4) )
 496                                 return FILE_IS_XML;
 497                 }
 498         }
 499         return FILE_UNRECOGNIZED_CODEC; // maybe PCM file ?
 500 }
 501
 502 int File::open_file(Preferences *preferences,
 503         Asset *asset,
 504         int rd,
 505         int wr)
 506 {
 507         const int debug = 0;
 508
 509         this->preferences = preferences;
 510         this->asset->copy_from(asset, 1);
 511         this->rd = rd;
 512         this->wr = wr;
 513         file = 0;
 514
 515         if( debug ) printf("File::open_file %p %d\n", this, __LINE__);
 516
 517         switch( this->asset->format ) {
 518 // get the format now
 519 // If you add another format to case 0, you also need to add another case for the
 520 // file format #define.
 521         case FILE_UNKNOWN: {
 522                 int ret = probe();
 523                 if( ret != FILE_OK ) return ret;
 524                 break; }
 525 // format already determined
 526 #ifdef HAVE_CIN_3RDPARTY
 527         case FILE_AC3:
 528                 file = new FileAC3(this->asset, this);
 529                 break;
 530 #endif
 531         case FILE_SCENE:
 532                 file = new FileScene(this->asset, this);
 533                 break;
 534
 535         case FILE_FFMPEG:
 536                 file = new FileFFMPEG(this->asset, this);
 537                 break;
 538
 539         case FILE_PCM:
 540         case FILE_WAV:
 541         case FILE_AU:
 542         case FILE_AIFF:
 543         case FILE_SND:
 544 //printf("File::open_file 1\n");
 545                 file = new FileSndFile(this->asset, this);
 546                 break;
 547
 548         case FILE_PNG:
 549         case FILE_PNG_LIST:
 550                 file = new FilePNG(this->asset, this);
 551                 break;
 552
 553         case FILE_PPM:
 554         case FILE_PPM_LIST:
 555                 file = new FilePPM(this->asset, this);
 556                 break;
 557
 558         case FILE_JPEG:
 559         case FILE_JPEG_LIST:
 560                 file = new FileJPEG(this->asset, this);
 561                 break;
 562
 563         case FILE_GIF:
 564                 file = new FileGIF(this->asset, this);
 565                 break;
 566         case FILE_GIF_LIST:
 567                 file = new FileGIFList(this->asset, this);
 568                 break;
 569
 570 #ifdef HAVE_OPENEXR
 571         case FILE_EXR:
 572         case FILE_EXR_LIST:
 573                 file = new FileEXR(this->asset, this);
 574                 break;
 575 #endif
 576         case FILE_FLAC:
 577                 file = new FileFLAC(this->asset, this);
 578                 break;
 579
 580         case FILE_CR2:
 581         case FILE_CR2_LIST:
 582                 file = new FileCR2(this->asset, this);
 583                 break;
 584
 585         case FILE_TGA_LIST:
 586         case FILE_TGA:
 587                 file = new FileTGA(this->asset, this);
 588                 break;
 589
 590         case FILE_TIFF:
 591         case FILE_TIFF_LIST:
 592                 file = new FileTIFF(this->asset, this);
 593                 break;
 594 #ifdef HAVE_COMMERCIAL
 595         case FILE_DB:
 596                 file = new FileDB(this->asset, this);
 597                 break;
 598 #endif
 599
 600 #ifdef HAVE_LIBZMPEG
 601         case FILE_MPEG:
 602         case FILE_AMPEG:
 603         case FILE_VMPEG:
 604                 file = new FileMPEG(this->asset, this);
 605                 break;
 606 #endif
 607 #ifdef HAVE_OGG
 608         case FILE_OGG:
 609                 file = new FileOGG(this->asset, this);
 610                 break;
 611
 612         case FILE_VORBIS:
 613                 file = new FileVorbis(this->asset, this);
 614                 break;
 615 #endif
 616 #ifdef HAVE_DV
 617         case FILE_RAWDV:
 618                 file = new FileDV(this->asset, this);
 619                 break;
 620 #endif
 621         case FILE_REF:
 622                 file = new FileREF(this->asset, this);
 623                 break;
 624 // try plugins
 625         default:
 626                 return 1;
 627                 break;
 628         }
 629
 630
 631 // Reopen file with correct parser and get header.
 632         if( file->open_file(rd, wr) ) {
 633                 delete file;  file = 0;
 634                 return FILE_NOT_FOUND;
 635         }
 636
 637
 638
 639 // Set extra writing parameters to mandatory settings.
 640         if( wr ) {
 641                 if( this->asset->dither ) file->set_dither();
 642         }
 643
 644         if( rd ) {
 645 // one frame image file, not brender, no specific length
 646                 if( !this->asset->audio_data && this->asset->use_header &&
 647                     this->asset->video_data && !this->asset->single_frame &&
 648                     this->asset->video_length >= 0 && this->asset->video_length <= 1 ) {
 649                         this->asset->single_frame = 1;
 650                         this->asset->video_length = -1;
 651                 }
 652         }
 653
 654 // Synchronize header parameters
 655         asset->copy_from(this->asset, 1);
 656 //asset->dump();
 657
 658         if( debug ) printf("File::open_file %d file=%p\n", __LINE__, file);
 659 // sleep(1);
 660
 661         return FILE_OK;
 662 }
 663
 664 void File::delete_temp_samples_buffer()
 665 {
 666
 667         if( temp_samples_buffer ) {
 668                 for( int j = 0; j < audio_ring_buffers; j++ ) {
 669                         for( int i = 0; i < asset->channels; i++ ) {
 670                                 delete temp_samples_buffer[j][i];
 671                         }
 672                         delete [] temp_samples_buffer[j];
 673                 }
 674
 675                 delete [] temp_samples_buffer;
 676                 temp_samples_buffer = 0;
 677                 audio_ring_buffers = 0;
 678         }
 679 }
 680
 681 void File::delete_temp_frame_buffer()
 682 {
 683
 684         if( temp_frame_buffer ) {
 685                 for( int k = 0; k < video_ring_buffers; k++ ) {
 686                         for( int i = 0; i < asset->layers; i++ ) {
 687                                 for( int j = 0; j < video_buffer_size; j++ ) {
 688                                         delete temp_frame_buffer[k][i][j];
 689                                 }
 690                                 delete [] temp_frame_buffer[k][i];
 691                         }
 692                         delete [] temp_frame_buffer[k];
 693                 }
 694
 695                 delete [] temp_frame_buffer;
 696                 temp_frame_buffer = 0;
 697                 video_ring_buffers = 0;
 698                 video_buffer_size = 0;
 699         }
 700 }
 701
 702 int File::close_file(int ignore_thread)
 703 {
 704         if( !ignore_thread ) {
 705                 stop_audio_thread();
 706                 stop_video_thread();
 707         }
 708         if( file ) {
 709 // The file's asset is a copy of the argument passed to open_file so the
 710 // user must copy lengths from the file's asset.
 711                 if( asset && wr ) {
 712                         asset->audio_length = current_sample;
 713                         asset->video_length = current_frame;
 714                 }
 715
 716                 file->close_file();
 717                 delete file;
 718         }
 719
 720         delete_temp_samples_buffer();
 721         delete_temp_frame_buffer();
 722         reset_parameters();
 723         return 0;
 724 }
 725
 726 int File::get_index(IndexFile *index_file, MainProgressBar *progress_bar)
 727 {
 728         return !file ? -1 : file->get_index(index_file, progress_bar);
 729 }
 730
 731 int File::start_audio_thread(int buffer_size, int ring_buffers)
 732 {
 733         this->audio_ring_buffers = ring_buffers;
 734
 735
 736         if( !audio_thread ) {
 737                 audio_thread = new FileThread(this, 1, 0);
 738                 audio_thread->start_writing(buffer_size, 0, ring_buffers, 0);
 739         }
 740         return 0;
 741 }
 742
 743 int File::start_video_thread(int buffer_size, int color_model,
 744                 int ring_buffers, int compressed)
 745 {
 746         this->video_ring_buffers = ring_buffers;
 747         this->video_buffer_size = buffer_size;
 748
 749         if( !video_thread ) {
 750                 video_thread = new FileThread(this, 0, 1);
 751                 video_thread->start_writing(buffer_size, color_model,
 752                                 ring_buffers, compressed);
 753         }
 754         return 0;
 755 }
 756
 757 int File::start_video_decode_thread()
 758 {
 759 // Currently, CR2 is the only one which won't work asynchronously, so
 760 // we're not using a virtual function yet.
 761         if( !video_thread /* && asset->format != FILE_CR2 */ ) {
 762                 video_thread = new FileThread(this, 0, 1);
 763                 video_thread->start_reading();
 764                 use_cache = 0;
 765         }
 766         return 0;
 767 }
 768
 769 int File::stop_audio_thread()
 770 {
 771         if( audio_thread ) {
 772                 audio_thread->stop_writing();
 773                 delete audio_thread;
 774                 audio_thread = 0;
 775         }
 776         return 0;
 777 }
 778
 779 int File::stop_video_thread()
 780 {
 781         if( video_thread ) {
 782                 video_thread->stop_reading();
 783                 video_thread->stop_writing();
 784                 delete video_thread;
 785                 video_thread = 0;
 786         }
 787         return 0;
 788 }
 789
 790 FileThread* File::get_video_thread()
 791 {
 792         return video_thread;
 793 }
 794
 795 int File::set_channel(int channel)
 796 {
 797         if( file && channel < asset->channels ) {
 798                 current_channel = channel;
 799                 return 0;
 800         }
 801         else
 802                 return 1;
 803 }
 804
 805 int File::get_channel()
 806 {
 807         return current_channel;
 808 }
 809
 810 // if no>=0, sets new program
 811 //  returns current program
 812 int File::set_program(int no)
 813 {
 814         int result = file ? file->set_program(no) : current_program;
 815         current_program = no < 0 ? result : no;
 816         return result;
 817 }
 818
 819 int File::get_cell_time(int no, double &time)
 820 {
 821         return file ? file->get_cell_time(no, time) : -1;
 822 }
 823
 824 int File::get_system_time(int64_t &tm)
 825 {
 826         return file ? file->get_system_time(tm) : -1;
 827 }
 828
 829 int File::get_audio_for_video(int vstream, int astream, int64_t &channel_mask)
 830 {
 831         return file ? file->get_audio_for_video(vstream, astream, channel_mask) : -1;
 832 }
 833
 834 int File::get_video_pid(int track)
 835 {
 836         return file ? file->get_video_pid(track) : -1;
 837 }
 838
 839
 840
 841 int File::get_video_info(int track, int &pid, double &framerate,
 842                 int &width, int &height, char *title)
 843 {
 844         return !file ? -1 :
 845                  file->get_video_info(track, pid, framerate, width, height, title);
 846 }
 847
 848 int File::select_video_stream(Asset *asset, int vstream)
 849 {
 850         return !file ? -1 :
 851                  file->select_video_stream(asset, vstream);
 852 }
 853
 854 int File::select_audio_stream(Asset *asset, int astream)
 855 {
 856         return !file ? -1 :
 857                  file->select_audio_stream(asset, astream);
 858 }
 859
 860
 861 int File::get_thumbnail(int stream,
 862         int64_t &position, unsigned char *&thumbnail, int &ww, int &hh)
 863 {
 864         return file->get_thumbnail(stream, position, thumbnail, ww, hh);
 865 }
 866
 867 int File::set_skimming(int track, int skim, skim_fn fn, void *vp)
 868 {
 869         return file->set_skimming(track, skim, fn, vp);
 870 }
 871
 872 int File::skim_video(int track, void *vp, skim_fn fn)
 873 {
 874         return file->skim_video(track, vp, fn);
 875 }
 876
 877
 878 int File::set_layer(int layer, int is_thread)
 879 {
 880         if( file && layer < asset->layers ) {
 881                 if( !is_thread && video_thread ) {
 882                         video_thread->set_layer(layer);
 883                 }
 884                 else {
 885                         current_layer = layer;
 886                 }
 887                 return 0;
 888         }
 889         else
 890                 return 1;
 891 }
 892
 893 int64_t File::get_audio_length()
 894 {
 895         int64_t result = asset->audio_length;
 896         int64_t base_samplerate = -1;
 897         if( result > 0 ) {
 898                 if( base_samplerate > 0 )
 899                         return (int64_t)((double)result / asset->sample_rate * base_samplerate + 0.5);
 900                 else
 901                         return result;
 902         }
 903         else
 904                 return -1;
 905 }
 906
 907 int64_t File::get_video_length()
 908 {
 909         int64_t result = asset->video_length;
 910         float base_framerate = -1;
 911         if( result > 0 ) {
 912                 if( base_framerate > 0 )
 913                         return (int64_t)((double)result / asset->frame_rate * base_framerate + 0.5);
 914                 else
 915                         return result;
 916         }
 917         else
 918                 return -1;  // infinity
 919 }
 920
 921
 922 int64_t File::get_video_position()
 923 {
 924         float base_framerate = -1;
 925         if( base_framerate > 0 )
 926                 return (int64_t)((double)current_frame / asset->frame_rate * base_framerate + 0.5);
 927         else
 928                 return current_frame;
 929 }
 930
 931 int64_t File::get_audio_position()
 932 {
 933 //      int64_t base_samplerate = -1;
 934 //      if( base_samplerate > 0 )
 935 //      {
 936 //              if( normalized_sample_rate == base_samplerate )
 937 //                      return normalized_sample;
 938 //              else
 939 //                      return (int64_t)((double)current_sample /
 940 //                              asset->sample_rate *
 941 //                              base_samplerate +
 942 //                              0.5);
 943 //      }
 944 //      else
 945                 return current_sample;
 946 }
 947
 948
 949
 950 int File::set_audio_position(int64_t position)
 951 {
 952         int result = 0;
 953
 954         if( !file ) return 1;
 955
 956 #define REPOSITION(x, y) \
 957         (labs((x) - (y)) > 1)
 958
 959         float base_samplerate = asset->sample_rate;
 960         current_sample = normalized_sample = position;
 961
 962 // printf("File::set_audio_position %d normalized_sample=%ld\n",
 963 // __LINE__,
 964 // normalized_sample);
 965                 result = file->set_audio_position(current_sample);
 966
 967                 if( result )
 968                         printf("File::set_audio_position position=%jd"
 969                                 " base_samplerate=%f asset=%p asset->sample_rate=%d\n",
 970                                 position, base_samplerate, asset, asset->sample_rate);
 971
 972 //printf("File::set_audio_position %d %d %d\n", current_channel, current_sample, position);
 973
 974         return result;
 975 }
 976
 977 int File::set_video_position(int64_t position,
 978         int is_thread)
 979 {
 980         int result = 0;
 981         if( !file ) return 0;
 982
 983 // Convert to file's rate
 984 //      if( base_framerate > 0 )
 985 //              position = (int64_t)((double)position /
 986 //                      base_framerate *
 987 //                      asset->frame_rate +
 988 //                      0.5);
 989
 990
 991         if( video_thread && !is_thread ) {
 992 // Call thread.  Thread calls this again to set the file state.
 993                 video_thread->set_video_position(position);
 994         }
 995         else
 996         if( current_frame != position ) {
 997                 if( file ) {
 998                         current_frame = position;
 999                         result = file->set_video_position(current_frame);
1000                 }
1001         }
1002
1003         return result;
1004 }
1005
1006 // No resampling here.
1007 int File::write_samples(Samples **buffer, int64_t len)
1008 {
1009         int result = 1;
1010
1011         if( file ) {
1012                 write_lock->lock("File::write_samples");
1013
1014 // Convert to arrays for backwards compatability
1015                 double *temp[asset->channels];
1016                 for( int i = 0; i < asset->channels; i++ ) {
1017                         temp[i] = buffer[i]->get_data();
1018                 }
1019
1020                 result = file->write_samples(temp, len);
1021                 current_sample += len;
1022                 normalized_sample += len;
1023                 asset->audio_length += len;
1024                 write_lock->unlock();
1025         }
1026         return result;
1027 }
1028
1029
1030
1031
1032
1033 // Can't put any cmodel abstraction here because the filebase couldn't be
1034 // parallel.
1035 int File::write_frames(VFrame ***frames, int len)
1036 {
1037 //printf("File::write_frames %d\n", __LINE__);
1038 //PRINT_TRACE
1039 // Store the counters in temps so the filebase can choose to overwrite them.
1040         int result;
1041         int current_frame_temp = current_frame;
1042         int video_length_temp = asset->video_length;
1043
1044         write_lock->lock("File::write_frames");
1045
1046 //PRINT_TRACE
1047         result = file->write_frames(frames, len);
1048 //PRINT_TRACE
1049
1050         current_frame = current_frame_temp + len;
1051         asset->video_length = video_length_temp + len;
1052         write_lock->unlock();
1053 //PRINT_TRACE
1054         return result;
1055 }
1056
1057 // Only called by FileThread
1058 int File::write_compressed_frame(VFrame *buffer)
1059 {
1060         int result = 0;
1061         write_lock->lock("File::write_compressed_frame");
1062         result = file->write_compressed_frame(buffer);
1063         current_frame++;
1064         asset->video_length++;
1065         write_lock->unlock();
1066         return result;
1067 }
1068
1069
1070 int File::write_audio_buffer(int64_t len)
1071 {
1072         int result = 0;
1073         if( audio_thread ) {
1074                 result = audio_thread->write_buffer(len);
1075         }
1076         return result;
1077 }
1078
1079 int File::write_video_buffer(int64_t len)
1080 {
1081         int result = 0;
1082         if( video_thread ) {
1083                 result = video_thread->write_buffer(len);
1084         }
1085
1086         return result;
1087 }
1088
1089 Samples** File::get_audio_buffer()
1090 {
1091         if( audio_thread ) return audio_thread->get_audio_buffer();
1092         return 0;
1093 }
1094
1095 VFrame*** File::get_video_buffer()
1096 {
1097         if( video_thread ) {
1098                 VFrame*** result = video_thread->get_video_buffer();
1099
1100                 return result;
1101         }
1102
1103         return 0;
1104 }
1105
1106
1107 int File::read_samples(Samples *samples, int64_t len)
1108 {
1109 // Never try to read more samples than exist in the file
1110         if( asset->audio_length >= 0 && current_sample + len > asset->audio_length ) {
1111                 len = asset->audio_length - current_sample;
1112         }
1113         if( len <= 0 ) return 0;
1114
1115         int result = 0;
1116         const int debug = 0;
1117         if( debug ) PRINT_TRACE
1118
1119         if( debug ) PRINT_TRACE
1120
1121         double *buffer = samples->get_data();
1122
1123         int64_t base_samplerate = asset->sample_rate;
1124
1125         if( file ) {
1126 // Resample recursively calls this with the asset sample rate
1127                 if( base_samplerate == 0 ) base_samplerate = asset->sample_rate;
1128
1129                 if( debug ) PRINT_TRACE
1130                 result = file->read_samples(buffer, len);
1131
1132                 if( debug ) PRINT_TRACE
1133                 current_sample += len;
1134
1135                 normalized_sample += len;
1136         }
1137         if( debug ) PRINT_TRACE
1138
1139         return result;
1140 }
1141
1142 int File::read_frame(VFrame *frame, int is_thread)
1143 {
1144         const int debug = 0;
1145 //printf("File::read_frame pos=%jd cache=%d 1frame=%d\n",
1146 // current_frame, use_cache, asset->single_frame);
1147         if( video_thread && !is_thread ) return video_thread->read_frame(frame);
1148         if( !file ) return 1;
1149         if( debug ) PRINT_TRACE
1150         int result = 0;
1151         int supported_colormodel = colormodel_supported(frame->get_color_model());
1152         int advance_position = 1;
1153         int cache_active = use_cache || asset->single_frame ? 1 : 0;
1154         int64_t cache_position = !asset->single_frame ? current_frame : -1;
1155
1156 // Test cache
1157         if( cache_active && frame_cache->get_frame(frame, cache_position,
1158                         current_layer, asset->frame_rate) ) {
1159 // Can't advance position if cache used.
1160 //printf("File::read_frame %d\n", __LINE__);
1161                 advance_position = 0;
1162         }
1163 // Need temp
1164         else if( frame->get_color_model() != BC_COMPRESSED &&
1165                 (supported_colormodel != frame->get_color_model() ||
1166                 (!file->can_scale_input() &&
1167                         (frame->get_w() != asset->width ||
1168                          frame->get_h() != asset->height))) ) {
1169
1170 //                      printf("File::read_frame %d\n", __LINE__);
1171 // Can't advance position here because it needs to be added to cache
1172                 if( temp_frame ) {
1173                         if( !temp_frame->params_match(asset->width, asset->height, supported_colormodel) ) {
1174                                 delete temp_frame;
1175                                 temp_frame = 0;
1176                         }
1177                 }
1178
1179                 if( !temp_frame ) {
1180                         temp_frame = new VFrame(asset->width, asset->height, supported_colormodel, 0);
1181                         temp_frame->clear_frame();
1182                 }
1183
1184 //                      printf("File::read_frame %d\n", __LINE__);
1185                 temp_frame->copy_stacks(frame);
1186                 result = file->read_frame(temp_frame);
1187                 if( !result )
1188                         frame->transfer_from(temp_frame);
1189                 else if( result && frame->get_status() > 0 )
1190                         frame->set_status(-1);
1191 //printf("File::read_frame %d\n", __LINE__);
1192         }
1193         else {
1194 // Can't advance position here because it needs to be added to cache
1195 //printf("File::read_frame %d\n", __LINE__);
1196                 result = file->read_frame(frame);
1197                 if( result && frame->get_status() > 0 )
1198                         frame->set_status(-1);
1199 //for( int i = 0; i < 100 * 1000; i++ ) ((float*)frame->get_rows()[0])[i] = 1.0;
1200         }
1201
1202         if( result && !current_frame )
1203                 frame->clear_frame();
1204
1205         if( cache_active && advance_position && frame->get_status() > 0 )
1206                 frame_cache->put_frame(frame, cache_position,
1207                         current_layer, asset->frame_rate, 1, 0);
1208 //printf("File::read_frame %d\n", __LINE__);
1209
1210         if( advance_position ) current_frame++;
1211         if( debug ) PRINT_TRACE
1212         return 0;
1213 }
1214
1215 int File::can_copy_from(Asset *asset, int64_t position, int output_w, int output_h)
1216 {
1217         if( asset && file ) {
1218                 return asset->width == output_w &&
1219                         asset->height == output_h &&
1220                         file->can_copy_from(asset, position);
1221         }
1222         return 0;
1223 }
1224
1225 // Fill in queries about formats when adding formats here.
1226
1227
1228 int File::strtoformat(const char *format)
1229 {
1230         if( !strcasecmp(format, _(AC3_NAME)) ) return FILE_AC3;
1231         if( !strcasecmp(format, _(SCENE_NAME)) ) return FILE_SCENE;
1232         if( !strcasecmp(format, _(WAV_NAME)) ) return FILE_WAV;
1233         if( !strcasecmp(format, _(PCM_NAME)) ) return FILE_PCM;
1234         if( !strcasecmp(format, _(AU_NAME)) ) return FILE_AU;
1235         if( !strcasecmp(format, _(AIFF_NAME)) ) return FILE_AIFF;
1236         if( !strcasecmp(format, _(SND_NAME)) ) return FILE_SND;
1237         if( !strcasecmp(format, _(PNG_NAME)) ) return FILE_PNG;
1238         if( !strcasecmp(format, _(PNG_LIST_NAME)) ) return FILE_PNG_LIST;
1239         if( !strcasecmp(format, _(PPM_NAME)) ) return FILE_PPM;
1240         if( !strcasecmp(format, _(PPM_LIST_NAME)) ) return FILE_PPM_LIST;
1241         if( !strcasecmp(format, _(TIFF_NAME)) ) return FILE_TIFF;
1242         if( !strcasecmp(format, _(TIFF_LIST_NAME)) ) return FILE_TIFF_LIST;
1243         if( !strcasecmp(format, _(JPEG_NAME)) ) return FILE_JPEG;
1244         if( !strcasecmp(format, _(JPEG_LIST_NAME)) ) return FILE_JPEG_LIST;
1245         if( !strcasecmp(format, _(EXR_NAME)) ) return FILE_EXR;
1246         if( !strcasecmp(format, _(EXR_LIST_NAME)) ) return FILE_EXR_LIST;
1247         if( !strcasecmp(format, _(FLAC_NAME)) ) return FILE_FLAC;
1248         if( !strcasecmp(format, _(GIF_NAME)) ) return FILE_GIF;
1249         if( !strcasecmp(format, _(GIF_LIST_NAME)) ) return FILE_GIF_LIST;
1250         if( !strcasecmp(format, _(CR2_NAME)) ) return FILE_CR2;
1251         if( !strcasecmp(format, _(CR2_LIST_NAME)) ) return FILE_CR2_LIST;
1252         if( !strcasecmp(format, _(MPEG_NAME)) ) return FILE_MPEG;
1253         if( !strcasecmp(format, _(AMPEG_NAME)) ) return FILE_AMPEG;
1254         if( !strcasecmp(format, _(VMPEG_NAME)) ) return FILE_VMPEG;
1255         if( !strcasecmp(format, _(TGA_NAME)) ) return FILE_TGA;
1256         if( !strcasecmp(format, _(TGA_LIST_NAME)) ) return FILE_TGA_LIST;
1257         if( !strcasecmp(format, _(OGG_NAME)) ) return FILE_OGG;
1258         if( !strcasecmp(format, _(VORBIS_NAME)) ) return FILE_VORBIS;
1259         if( !strcasecmp(format, _(RAWDV_NAME)) ) return FILE_RAWDV;
1260         if( !strcasecmp(format, _(FFMPEG_NAME)) ) return FILE_FFMPEG;
1261         if( !strcasecmp(format, _(DBASE_NAME)) ) return FILE_DB;
1262         if( !strcasecmp(format, _(REF_NAME)) ) return FILE_REF;
1263
1264         return 0;
1265 }
1266
1267
1268 const char* File::formattostr(int format)
1269 {
1270         switch( format ) {
1271         case FILE_SCENE:        return _(SCENE_NAME);
1272         case FILE_AC3:          return _(AC3_NAME);
1273         case FILE_WAV:          return _(WAV_NAME);
1274         case FILE_PCM:          return _(PCM_NAME);
1275         case FILE_AU:           return _(AU_NAME);
1276         case FILE_AIFF:         return _(AIFF_NAME);
1277         case FILE_SND:          return _(SND_NAME);
1278         case FILE_PNG:          return _(PNG_NAME);
1279         case FILE_PNG_LIST:     return _(PNG_LIST_NAME);
1280         case FILE_PPM:          return _(PPM_NAME);
1281         case FILE_PPM_LIST:     return _(PPM_LIST_NAME);
1282         case FILE_JPEG:         return _(JPEG_NAME);
1283         case FILE_JPEG_LIST:    return _(JPEG_LIST_NAME);
1284         case FILE_CR2:          return _(CR2_NAME);
1285         case FILE_CR2_LIST:     return _(CR2_LIST_NAME);
1286         case FILE_FLAC:         return _(FLAC_NAME);
1287         case FILE_GIF:          return _(GIF_NAME);
1288         case FILE_GIF_LIST:     return _(GIF_LIST_NAME);
1289         case FILE_EXR:          return _(EXR_NAME);
1290         case FILE_EXR_LIST:     return _(EXR_LIST_NAME);
1291 #ifdef HAVE_LIBZMPEG
1292         case FILE_MPEG:         return _(MPEG_NAME);
1293 #endif
1294         case FILE_AMPEG:        return _(AMPEG_NAME);
1295         case FILE_VMPEG:        return _(VMPEG_NAME);
1296         case FILE_TGA:          return _(TGA_NAME);
1297         case FILE_TGA_LIST:     return _(TGA_LIST_NAME);
1298         case FILE_TIFF:         return _(TIFF_NAME);
1299         case FILE_TIFF_LIST:    return _(TIFF_LIST_NAME);
1300         case FILE_OGG:          return _(OGG_NAME);
1301         case FILE_VORBIS:       return _(VORBIS_NAME);
1302         case FILE_RAWDV:        return _(RAWDV_NAME);
1303         case FILE_FFMPEG:       return _(FFMPEG_NAME);
1304         case FILE_DB:           return _(DBASE_NAME);
1305         case FILE_REF:          return _(REF_NAME);
1306         }
1307         return _("Unknown");
1308 }
1309
1310 int File::strtobits(const char *bits)
1311 {
1312         if( !strcasecmp(bits, _(NAME_8BIT)) ) return BITSLINEAR8;
1313         if( !strcasecmp(bits, _(NAME_16BIT)) ) return BITSLINEAR16;
1314         if( !strcasecmp(bits, _(NAME_24BIT)) ) return BITSLINEAR24;
1315         if( !strcasecmp(bits, _(NAME_32BIT)) ) return BITSLINEAR32;
1316         if( !strcasecmp(bits, _(NAME_ULAW)) ) return BITSULAW;
1317         if( !strcasecmp(bits, _(NAME_ADPCM)) ) return BITS_ADPCM;
1318         if( !strcasecmp(bits, _(NAME_FLOAT)) ) return BITSFLOAT;
1319         return BITSLINEAR16;
1320 }
1321
1322 const char* File::bitstostr(int bits)
1323 {
1324 //printf("File::bitstostr\n");
1325         switch( bits ) {
1326         case BITSLINEAR8:       return (NAME_8BIT);
1327         case BITSLINEAR16:      return (NAME_16BIT);
1328         case BITSLINEAR24:      return (NAME_24BIT);
1329         case BITSLINEAR32:      return (NAME_32BIT);
1330         case BITSULAW:          return (NAME_ULAW);
1331         case BITS_ADPCM:        return (NAME_ADPCM);
1332         case BITSFLOAT:         return (NAME_FLOAT);
1333         }
1334         return _("Unknown");
1335 }
1336
1337
1338
1339 int File::str_to_byteorder(const char *string)
1340 {
1341         if( !strcasecmp(string, _("Lo Hi")) ) return 1;
1342         return 0;
1343 }
1344
1345 const char* File::byteorder_to_str(int byte_order)
1346 {
1347         if( byte_order ) return _("Lo Hi");
1348         return _("Hi Lo");
1349 }
1350
1351 int File::bytes_per_sample(int bits)
1352 {
1353         switch( bits ) {
1354         case BITSLINEAR8:       return 1;
1355         case BITSLINEAR16:      return 2;
1356         case BITSLINEAR24:      return 3;
1357         case BITSLINEAR32:      return 4;
1358         case BITSULAW:          return 1;
1359         }
1360         return 1;
1361 }
1362
1363
1364 int File::get_best_colormodel(int driver, int vstream)
1365 {
1366         return file ? file->get_best_colormodel(driver, vstream) :
1367                 get_best_colormodel(asset, driver);
1368 }
1369
1370 int File::get_best_colormodel(Asset *asset, int driver)
1371 {
1372         switch( asset->format ) {
1373 #ifdef HAVE_DV
1374         case FILE_RAWDV:        return FileDV::get_best_colormodel(asset, driver);
1375 #endif
1376 #ifdef HAVE_LIBZMPEG
1377         case FILE_MPEG:         return FileMPEG::get_best_colormodel(asset, driver);
1378 #endif
1379         case FILE_JPEG:
1380         case FILE_JPEG_LIST:    return FileJPEG::get_best_colormodel(asset, driver);
1381 #ifdef HAVE_OPENEXR
1382         case FILE_EXR:
1383         case FILE_EXR_LIST:     return FileEXR::get_best_colormodel(asset, driver);
1384 #endif
1385         case FILE_PNG:
1386         case FILE_PNG_LIST:     return FilePNG::get_best_colormodel(asset, driver);
1387         case FILE_PPM:
1388         case FILE_PPM_LIST:     return FilePPM::get_best_colormodel(asset, driver);
1389         case FILE_TGA:
1390         case FILE_TGA_LIST:     return FileTGA::get_best_colormodel(asset, driver);
1391         case FILE_CR2:
1392         case FILE_CR2_LIST:     return FileCR2::get_best_colormodel(asset, driver);
1393 #ifdef HAVE_COMMERCIAL
1394         case FILE_DB:           return FileDB::get_best_colormodel(asset, driver);
1395 #endif
1396         case FILE_FFMPEG:       return FileFFMPEG::get_best_colormodel(asset, driver);
1397         case FILE_REF:          return FileREF::get_best_colormodel(asset, driver);
1398         }
1399
1400         return BC_RGB888;
1401 }
1402
1403
1404 int File::colormodel_supported(int colormodel)
1405 {
1406         if( file )
1407                 return file->colormodel_supported(colormodel);
1408
1409         return BC_RGB888;
1410 }
1411
1412
1413 int64_t File::file_memory_usage()
1414 {
1415         return file ? file->base_memory_usage() : 0;
1416 }
1417
1418 int64_t File::get_memory_usage()
1419 {
1420         int64_t result = 0;
1421
1422         result += file_memory_usage();
1423         if( temp_frame ) result += temp_frame->get_data_size();
1424         result += frame_cache->get_memory_usage();
1425         if( video_thread ) result += video_thread->get_memory_usage();
1426
1427         if( result < MIN_CACHEITEM_SIZE ) result = MIN_CACHEITEM_SIZE;
1428         return result;
1429 }
1430
1431
1432 int File::renders_video(int format)
1433 {
1434         switch( format ) {
1435         case FILE_OGG:
1436         case FILE_JPEG:
1437         case FILE_JPEG_LIST:
1438         case FILE_CR2:
1439         case FILE_CR2_LIST:
1440         case FILE_EXR:
1441         case FILE_EXR_LIST:
1442         case FILE_GIF:
1443         case FILE_GIF_LIST:
1444         case FILE_PNG:
1445         case FILE_PNG_LIST:
1446         case FILE_PPM:
1447         case FILE_PPM_LIST:
1448         case FILE_TGA:
1449         case FILE_TGA_LIST:
1450         case FILE_TIFF:
1451         case FILE_TIFF_LIST:
1452         case FILE_VMPEG:
1453         case FILE_RAWDV:
1454         case FILE_FFMPEG:
1455                 return 1;
1456         }
1457         return 0;
1458 }
1459 int File::renders_video(Asset *asset)
1460 {
1461         return asset->format == FILE_FFMPEG ?
1462                 FFMPEG::renders_video(asset->fformat) :
1463                 renders_video(asset->format);
1464 }
1465
1466 int File::renders_audio(int format)
1467 {
1468         switch( format ) {
1469         case FILE_AC3:
1470         case FILE_FLAC:
1471         case FILE_PCM:
1472         case FILE_WAV:
1473         case FILE_OGG:
1474         case FILE_VORBIS:
1475         case FILE_AMPEG:
1476         case FILE_AU:
1477         case FILE_AIFF:
1478         case FILE_SND:
1479         case FILE_RAWDV:
1480         case FILE_FFMPEG:
1481                 return 1;
1482         }
1483         return 0;
1484 }
1485 int File::renders_audio(Asset *asset)
1486 {
1487         return asset->format == FILE_FFMPEG ?
1488                 FFMPEG::renders_audio(asset->fformat) :
1489                 renders_audio(asset->format);
1490 }
1491
1492 int File::is_image_render(int format)
1493 {
1494         switch( format ) {
1495         case FILE_EXR:
1496         case FILE_JPEG:
1497         case FILE_PNG:
1498         case FILE_PPM:
1499         case FILE_TGA:
1500         case FILE_TIFF:
1501                 return 1;
1502         }
1503
1504         return 0;
1505 }
1506
1507 const char* File::get_tag(int format)
1508 {
1509         switch( format ) {
1510         case FILE_AC3:          return "ac3";
1511         case FILE_AIFF:         return "aif";
1512         case FILE_AMPEG:        return "mp3";
1513         case FILE_AU:           return "au";
1514         case FILE_RAWDV:        return "dv";
1515         case FILE_DB:           return "db";
1516         case FILE_EXR:          return "exr";
1517         case FILE_EXR_LIST:     return "exrs";
1518         case FILE_FLAC:         return "flac";
1519         case FILE_JPEG:         return "jpg";
1520         case FILE_JPEG_LIST:    return "jpgs";
1521         case FILE_OGG:          return "ogg";
1522         case FILE_GIF:          return "gif";
1523         case FILE_GIF_LIST:     return "gifs";
1524         case FILE_PCM:          return "pcm";
1525         case FILE_PNG:          return "png";
1526         case FILE_PNG_LIST:     return "pngs";
1527         case FILE_PPM:          return "ppm";
1528         case FILE_PPM_LIST:     return "ppms";
1529         case FILE_TGA:          return "tga";
1530         case FILE_TGA_LIST:     return "tgas";
1531         case FILE_TIFF:         return "tif";
1532         case FILE_TIFF_LIST:    return "tifs";
1533         case FILE_VMPEG:        return "m2v";
1534         case FILE_VORBIS:       return "ogg";
1535         case FILE_WAV:          return "wav";
1536         case FILE_FFMPEG:       return "ffmpg";
1537         case FILE_REF:          return "ref";
1538         }
1539         return 0;
1540 }
1541
1542 const char* File::get_prefix(int format)
1543 {
1544         switch( format ) {
1545         case FILE_PCM:          return "PCM";
1546         case FILE_WAV:          return "WAV";
1547         case FILE_PNG:          return "PNG";
1548         case FILE_PPM:          return "PPM";
1549         case FILE_JPEG:         return "JPEG";
1550         case FILE_TIFF:         return "TIFF";
1551         case FILE_GIF:          return "GIF";
1552         case FILE_JPEG_LIST:    return "JPEG_LIST";
1553         case FILE_AU:           return "AU";
1554         case FILE_AIFF:         return "AIFF";
1555         case FILE_SND:          return "SND";
1556         case FILE_TGA_LIST:     return "TGA_LIST";
1557         case FILE_TGA:          return "TGA";
1558         case FILE_MPEG:         return "MPEG";
1559         case FILE_AMPEG:        return "AMPEG";
1560         case FILE_VMPEG:        return "VMPEG";
1561         case FILE_RAWDV:        return "RAWDV";
1562         case FILE_TIFF_LIST:    return "TIFF_LIST";
1563         case FILE_PNG_LIST:     return "PNG_LIST";
1564         case FILE_PPM_LIST:     return "PPM_LIST";
1565         case FILE_AC3:          return "AC3";
1566         case FILE_EXR:          return "EXR";
1567         case FILE_EXR_LIST:     return "EXR_LIST";
1568         case FILE_CR2:          return "CR2";
1569         case FILE_OGG:          return "OGG";
1570         case FILE_VORBIS:       return "VORBIS";
1571         case FILE_FLAC:         return "FLAC";
1572         case FILE_FFMPEG:       return "FFMPEG";
1573         case FILE_SCENE:        return "SCENE";
1574         case FILE_CR2_LIST:     return "CR2_LIST";
1575         case FILE_GIF_LIST:     return "GIF_LIST";
1576         case FILE_DB:           return "DB";
1577         case FILE_REF:          return "REF";
1578         }
1579         return _("UNKNOWN");
1580 }
1581
1582
1583 int File::record_fd()
1584 {
1585         return file ? file->record_fd() : -1;
1586 }
1587
1588
1589 void File::get_exe_path(char *result, char *bnp)
1590 {
1591 // Get executable path, basename
1592         int len = readlink("/proc/self/exe", result, BCTEXTLEN-1);
1593         if( len >= 0 ) {
1594                 result[len] = 0;
1595                 char *ptr = strrchr(result, '/');
1596                 if( ptr ) *ptr++ = 0; else ptr = result;
1597                 if( bnp ) strncpy(bnp, ptr, BCTEXTLEN);
1598         }
1599         else {
1600                 *result = 0;
1601                 if( bnp ) *bnp = 0;
1602         }
1603 }
1604
1605 void File::getenv_path(char *result, const char *path)
1606 {
1607         char *rp = result, *ep = rp + BCTEXTLEN-1;
1608         const char *cp = path;
1609 // any env var can be used here to expand a path as:
1610 //   "path...$id...": and id is a word as alpha,alnum...
1611 //   expands as "path...getenv(id)..."
1612 // CIN_PATH, CIN_LIB are set in main.C,
1613         for( int ch=*cp++; ch && rp < ep; ch=*cp++ ) {
1614                 if( ch == '$' && isalpha(*cp) ) { // scan alpha,alnum...
1615                         const char *bp = cp;  char *p = rp;
1616                         while( p < ep && *bp && (isalnum(*bp) || *bp == '_') ) *p++ = *bp++;
1617                         *p = 0;
1618                         const char *envp = getenv(rp); // read env value
1619                         if( !envp ) continue;
1620                         while( *envp && rp < ep ) *rp++ = *envp++;
1621                         cp = bp;                 // subst id=value
1622                         continue;
1623                 }
1624                 *rp++ = ch;
1625         }
1626         *rp = 0;
1627 }
1628
1629 void File::setenv_path(const char *var, const char *path, int overwrite)
1630 {
1631         char env_path[BCTEXTLEN];
1632         getenv_path(env_path, path);
1633         setenv(var, env_path, overwrite);
1634 }
1635
1636 void File::init_cin_path()
1637 {
1638         char env_path[BCTEXTLEN], env_pkg[BCTEXTLEN];
1639 // these values are advertised for forks/shell scripts
1640         get_exe_path(env_path, env_pkg);
1641         setenv_path("CIN_PATH", env_path, 1);
1642         setenv_path("CIN_PKG", env_pkg, 1);
1643         setenv_path("CIN_DAT", CINDAT_DIR, 0);
1644         setenv_path("CIN_LIB", CINLIB_DIR, 0);
1645         setenv_path("CIN_CONFIG", CONFIG_DIR, 0);
1646         setenv_path("CIN_PLUGIN", PLUGIN_DIR, 0);
1647         setenv_path("CIN_LADSPA", LADSPA_DIR, 0);
1648         setenv_path("CIN_LOCALE", LOCALE_DIR, 0);
1649         setenv_path("CIN_BROWSER", CIN_BROWSER, 0);
1650 }
1651