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