cinelerra/asset.C

   1
   2 #include "asset.h"
   3 #include "assets.h"
   4 #include "bchash.h"
   5 #include "bcsignals.h"
   6 #include "clip.h"
   7 #include "edl.h"
   8 #include "file.h"
   9 #include "filesystem.h"
  10 #include "filexml.h"
  11 #include "quicktime.h"
  12 #include "interlacemodes.h"
  13
  14
  15 #include <stdio.h>
  16 #include <string.h>
  17
  18
  19 Asset::Asset()
  20  : ListItem<Asset>(), GarbageObject("Asset")
  21 {
  22         init_values();
  23 }
  24
  25 Asset::Asset(Asset &asset)
  26  : ListItem<Asset>(), GarbageObject("Asset")
  27 {
  28         init_values();
  29         *this = asset;
  30 }
  31
  32 Asset::Asset(const char *path)
  33  : ListItem<Asset>(), GarbageObject("Asset")
  34 {
  35         init_values();
  36         strcpy(this->path, path);
  37 }
  38
  39 Asset::Asset(const int plugin_type, const char *plugin_title)
  40  : ListItem<Asset>(), GarbageObject("Asset")
  41 {
  42         init_values();
  43 }
  44
  45 Asset::~Asset()
  46 {
  47         delete [] index_offsets;
  48         delete [] index_sizes;
  49 // Don't delete index buffer since it is shared with the index thread.
  50 }
  51
  52
  53 int Asset::init_values()
  54 {
  55         path[0] = 0;
  56         strcpy(folder, MEDIA_FOLDER);
  57 //      format = FILE_MOV;
  58 // Has to be unknown for file probing to succeed
  59         format = FILE_UNKNOWN;
  60         channels = 0;
  61         sample_rate = 0;
  62         bits = 0;
  63         byte_order = 0;
  64         signed_ = 0;
  65         header = 0;
  66         dither = 0;
  67         audio_data = 0;
  68         video_data = 0;
  69         audio_length = 0;
  70         video_length = 0;
  71
  72         layers = 0;
  73         frame_rate = 0;
  74         width = 0;
  75         height = 0;
  76         strcpy(vcodec, QUICKTIME_YUV2);
  77         strcpy(acodec, QUICKTIME_TWOS);
  78         jpeg_quality = 100;
  79         aspect_ratio = -1;
  80         interlace_autofixoption = BC_ILACE_AUTOFIXOPTION_AUTO;
  81         interlace_mode = BC_ILACE_MODE_UNDETECTED;
  82         interlace_fixmethod = BC_ILACE_FIXMETHOD_NONE;
  83
  84         ampeg_bitrate = 256;
  85         ampeg_derivative = 3;
  86
  87         vorbis_vbr = 0;
  88         vorbis_min_bitrate = -1;
  89         vorbis_bitrate = 128000;
  90         vorbis_max_bitrate = -1;
  91
  92         theora_fix_bitrate = 1;
  93         theora_bitrate = 860000;
  94         theora_quality = 16;
  95         theora_sharpness = 2;
  96         theora_keyframe_frequency = 64;
  97         theora_keyframe_force_frequency = 64;
  98
  99         mp3_bitrate = 256000;
 100
 101
 102         mp4a_bitrate = 256000;
 103         mp4a_quantqual = 100;
 104
 105
 106
 107 // mpeg parameters
 108         vmpeg_iframe_distance = 45;
 109         vmpeg_pframe_distance = 0;
 110         vmpeg_progressive = 0;
 111         vmpeg_denoise = 1;
 112         vmpeg_bitrate = 1000000;
 113         vmpeg_derivative = 1;
 114         vmpeg_quantization = 15;
 115         vmpeg_cmodel = 0;
 116         vmpeg_fix_bitrate = 0;
 117         vmpeg_seq_codes = 0;
 118         vmpeg_preset = 0;
 119         vmpeg_field_order = 0;
 120
 121 // Divx parameters.  BC_Hash from encore2
 122         divx_bitrate = 2000000;
 123         divx_rc_period = 50;
 124         divx_rc_reaction_ratio = 45;
 125         divx_rc_reaction_period = 10;
 126         divx_max_key_interval = 250;
 127         divx_max_quantizer = 31;
 128         divx_min_quantizer = 1;
 129         divx_quantizer = 5;
 130         divx_quality = 5;
 131         divx_fix_bitrate = 1;
 132         divx_use_deblocking = 1;
 133
 134         h264_bitrate = 2000000;
 135         h264_quantizer = 5;
 136         h264_fix_bitrate = 0;
 137
 138         ms_bitrate = 1000000;
 139         ms_bitrate_tolerance = 500000;
 140         ms_quantization = 10;
 141         ms_interlaced = 0;
 142         ms_gop_size = 45;
 143         ms_fix_bitrate = 1;
 144
 145         ac3_bitrate = 128;
 146
 147         png_use_alpha = 0;
 148         exr_use_alpha = 0;
 149         exr_compression = 0;
 150
 151         tiff_cmodel = 0;
 152         tiff_compression = 0;
 153
 154         use_header = 1;
 155
 156
 157         reset_index();
 158         id = EDL::next_id();
 159
 160         pipe[0] = 0;
 161         use_pipe = 0;
 162
 163         strcpy(prefix, "");
 164
 165         reset_timecode();
 166
 167         return 0;
 168 }
 169
 170 int Asset::reset_index()
 171 {
 172         index_status = INDEX_NOTTESTED;
 173         index_start = old_index_end = index_end = 0;
 174         index_offsets = 0;
 175         index_sizes = 0;
 176         index_zoom = 0;
 177         index_bytes = 0;
 178         index_buffer = 0;
 179         return 0;
 180 }
 181
 182 int Asset::reset_timecode()
 183 {
 184         strcpy(reel_name, "cin0000");
 185         reel_number = 0;
 186         tcstart = 0;
 187         tcend = 0;
 188         tcformat = 0;
 189
 190         return 0;
 191 }
 192
 193 void Asset::copy_from(Asset *asset, int do_index)
 194 {
 195         copy_location(asset);
 196         copy_format(asset, do_index);
 197 }
 198
 199 void Asset::copy_location(Asset *asset)
 200 {
 201         strcpy(this->path, asset->path);
 202         strcpy(this->folder, asset->folder);
 203 }
 204
 205 void Asset::copy_format(Asset *asset, int do_index)
 206 {
 207         if(do_index) update_index(asset);
 208
 209         audio_data = asset->audio_data;
 210         format = asset->format;
 211         channels = asset->channels;
 212         sample_rate = asset->sample_rate;
 213         bits = asset->bits;
 214         byte_order = asset->byte_order;
 215         signed_ = asset->signed_;
 216         header = asset->header;
 217         dither = asset->dither;
 218         mp3_bitrate = asset->mp3_bitrate;
 219         mp4a_bitrate = asset->mp4a_bitrate;
 220         mp4a_quantqual = asset->mp4a_quantqual;
 221         use_header = asset->use_header;
 222         aspect_ratio = asset->aspect_ratio;
 223         interlace_autofixoption = asset->interlace_autofixoption;
 224         interlace_mode = asset->interlace_mode;
 225         interlace_fixmethod = asset->interlace_fixmethod;
 226
 227         video_data = asset->video_data;
 228         layers = asset->layers;
 229         frame_rate = asset->frame_rate;
 230         width = asset->width;
 231         height = asset->height;
 232         strcpy(vcodec, asset->vcodec);
 233         strcpy(acodec, asset->acodec);
 234
 235         this->audio_length = asset->audio_length;
 236         this->video_length = asset->video_length;
 237
 238
 239         ampeg_bitrate = asset->ampeg_bitrate;
 240         ampeg_derivative = asset->ampeg_derivative;
 241
 242
 243         vorbis_vbr = asset->vorbis_vbr;
 244         vorbis_min_bitrate = asset->vorbis_min_bitrate;
 245         vorbis_bitrate = asset->vorbis_bitrate;
 246         vorbis_max_bitrate = asset->vorbis_max_bitrate;
 247
 248
 249         theora_fix_bitrate = asset->theora_fix_bitrate;
 250         theora_bitrate = asset->theora_bitrate;
 251         theora_quality = asset->theora_quality;
 252         theora_sharpness = asset->theora_sharpness;
 253         theora_keyframe_frequency = asset->theora_keyframe_frequency;
 254         theora_keyframe_force_frequency = asset->theora_keyframe_frequency;
 255
 256
 257         jpeg_quality = asset->jpeg_quality;
 258
 259 // mpeg parameters
 260         vmpeg_iframe_distance = asset->vmpeg_iframe_distance;
 261         vmpeg_pframe_distance = asset->vmpeg_pframe_distance;
 262         vmpeg_progressive = asset->vmpeg_progressive;
 263         vmpeg_denoise = asset->vmpeg_denoise;
 264         vmpeg_bitrate = asset->vmpeg_bitrate;
 265         vmpeg_derivative = asset->vmpeg_derivative;
 266         vmpeg_quantization = asset->vmpeg_quantization;
 267         vmpeg_cmodel = asset->vmpeg_cmodel;
 268         vmpeg_fix_bitrate = asset->vmpeg_fix_bitrate;
 269         vmpeg_seq_codes = asset->vmpeg_seq_codes;
 270         vmpeg_preset = asset->vmpeg_preset;
 271         vmpeg_field_order = asset->vmpeg_field_order;
 272
 273
 274         divx_bitrate = asset->divx_bitrate;
 275         divx_rc_period = asset->divx_rc_period;
 276         divx_rc_reaction_ratio = asset->divx_rc_reaction_ratio;
 277         divx_rc_reaction_period = asset->divx_rc_reaction_period;
 278         divx_max_key_interval = asset->divx_max_key_interval;
 279         divx_max_quantizer = asset->divx_max_quantizer;
 280         divx_min_quantizer = asset->divx_min_quantizer;
 281         divx_quantizer = asset->divx_quantizer;
 282         divx_quality = asset->divx_quality;
 283         divx_fix_bitrate = asset->divx_fix_bitrate;
 284         divx_use_deblocking = asset->divx_use_deblocking;
 285
 286         h264_bitrate = asset->h264_bitrate;
 287         h264_quantizer = asset->h264_quantizer;
 288         h264_fix_bitrate = asset->h264_fix_bitrate;
 289
 290
 291         ms_bitrate = asset->ms_bitrate;
 292         ms_bitrate_tolerance = asset->ms_bitrate_tolerance;
 293         ms_interlaced = asset->ms_interlaced;
 294         ms_quantization = asset->ms_quantization;
 295         ms_gop_size = asset->ms_gop_size;
 296         ms_fix_bitrate = asset->ms_fix_bitrate;
 297
 298
 299         ac3_bitrate = asset->ac3_bitrate;
 300
 301         png_use_alpha = asset->png_use_alpha;
 302         exr_use_alpha = asset->exr_use_alpha;
 303         exr_compression = asset->exr_compression;
 304
 305         tiff_cmodel = asset->tiff_cmodel;
 306         tiff_compression = asset->tiff_compression;
 307
 308         strcpy(pipe, asset->pipe);
 309         use_pipe = asset->use_pipe;
 310
 311         // FUTURE: should this be here or in copy_from()?
 312         strcpy(prefix, asset->prefix);
 313
 314         strcpy(reel_name, asset->reel_name);
 315         reel_number = asset->reel_number;
 316         tcstart = asset->tcstart;
 317         tcend = asset->tcend;
 318         tcformat = asset->tcformat;
 319 }
 320
 321 int64_t Asset::get_index_offset(int channel)
 322 {
 323         if(channel < channels && index_offsets)
 324                 return index_offsets[channel];
 325         else
 326                 return 0;
 327 }
 328
 329 int64_t Asset::get_index_size(int channel)
 330 {
 331         if(channel < channels && index_sizes)
 332                 return index_sizes[channel];
 333         else
 334                 return 0;
 335 }
 336
 337
 338 char* Asset::get_compression_text(int audio, int video)
 339 {
 340         if(audio)
 341         {
 342                 switch(format)
 343                 {
 344                         case FILE_MOV:
 345                         case FILE_AVI:
 346                                 if(acodec[0])
 347                                         return quicktime_acodec_title(acodec);
 348                                 else
 349                                         return 0;
 350                                 break;
 351                 }
 352         }
 353         else
 354         if(video)
 355         {
 356                 switch(format)
 357                 {
 358                         case FILE_MOV:
 359                         case FILE_AVI:
 360                                 if(vcodec[0])
 361                                         return quicktime_vcodec_title(vcodec);
 362                                 else
 363                                         return 0;
 364                                 break;
 365                 }
 366         }
 367         return 0;
 368 }
 369
 370 Asset& Asset::operator=(Asset &asset)
 371 {
 372         copy_location(&asset);
 373         copy_format(&asset, 1);
 374         return *this;
 375 }
 376
 377
 378 int Asset::equivalent(Asset &asset,
 379         int test_audio,
 380         int test_video)
 381 {
 382         int result = (!strcmp(asset.path, path) &&
 383                 format == asset.format);
 384
 385         if(test_audio && result)
 386         {
 387                 result = (channels == asset.channels &&
 388                         sample_rate == asset.sample_rate &&
 389                         bits == asset.bits &&
 390                         byte_order == asset.byte_order &&
 391                         signed_ == asset.signed_ &&
 392                         header == asset.header &&
 393                         dither == asset.dither &&
 394                         !strcmp(acodec, asset.acodec));
 395         }
 396
 397
 398         if(test_video && result)
 399         {
 400                 result = (layers == asset.layers &&
 401                         frame_rate == asset.frame_rate &&
 402                         asset.interlace_autofixoption == interlace_autofixoption &&
 403                         asset.interlace_mode    == interlace_mode &&
 404                         interlace_fixmethod     == asset.interlace_fixmethod &&
 405                         width == asset.width &&
 406                         height == asset.height &&
 407                         !strcmp(vcodec, asset.vcodec) &&
 408                         strcmp(reel_name, asset.reel_name) == 0 &&
 409                         reel_number == asset.reel_number &&
 410                         tcstart == asset.tcstart &&
 411                         tcend == asset.tcend &&
 412                         tcformat == asset.tcformat);
 413         }
 414
 415         return result;
 416 }
 417
 418 int Asset::operator==(Asset &asset)
 419 {
 420
 421         return equivalent(asset,
 422                 1,
 423                 1);
 424 }
 425
 426 int Asset::operator!=(Asset &asset)
 427 {
 428         return !(*this == asset);
 429 }
 430
 431 int Asset::test_path(const char *path)
 432 {
 433         if(!strcasecmp(this->path, path))
 434                 return 1;
 435         else
 436                 return 0;
 437 }
 438
 439 int Asset::test_plugin_title(const char *path)
 440 {
 441 }
 442
 443 int Asset::read(FileXML *file,
 444         int expand_relative)
 445 {
 446         int result = 0;
 447
 448 // Check for relative path.
 449         if(expand_relative)
 450         {
 451                 char new_path[BCTEXTLEN];
 452                 char asset_directory[BCTEXTLEN];
 453                 char input_directory[BCTEXTLEN];
 454                 FileSystem fs;
 455
 456                 strcpy(new_path, path);
 457                 fs.set_current_dir("");
 458
 459                 fs.extract_dir(asset_directory, path);
 460
 461 // No path in asset.
 462 // Take path of XML file.
 463                 if(!asset_directory[0])
 464                 {
 465                         fs.extract_dir(input_directory, file->filename);
 466
 467 // Input file has a path
 468                         if(input_directory[0])
 469                         {
 470                                 fs.join_names(path, input_directory, new_path);
 471                         }
 472                 }
 473         }
 474
 475
 476         while(!result)
 477         {
 478                 result = file->read_tag();
 479                 if(!result)
 480                 {
 481                         if(file->tag.title_is("/ASSET"))
 482                         {
 483                                 result = 1;
 484                         }
 485                         else
 486                         if(file->tag.title_is("AUDIO"))
 487                         {
 488                                 read_audio(file);
 489                         }
 490                         else
 491                         if(file->tag.title_is("AUDIO_OMIT"))
 492                         {
 493                                 read_audio(file);
 494                         }
 495                         else
 496                         if(file->tag.title_is("FORMAT"))
 497                         {
 498                                 char *string = file->tag.get_property("TYPE");
 499                                 format = File::strtoformat(string);
 500                                 use_header =
 501                                         file->tag.get_property("USE_HEADER", use_header);
 502                         }
 503                         else
 504                         if(file->tag.title_is("FOLDER"))
 505                         {
 506                                 strcpy(folder, file->read_text());
 507                         }
 508                         else
 509                         if(file->tag.title_is("VIDEO"))
 510                         {
 511                                 read_video(file);
 512                         }
 513                         else
 514                         if(file->tag.title_is("VIDEO_OMIT"))
 515                         {
 516                                 read_video(file);
 517                         }
 518                         else
 519                         if(file->tag.title_is("INDEX"))
 520                         {
 521                                 read_index(file);
 522                         }
 523                 }
 524         }
 525
 526 //printf("Asset::read 2\n");
 527         return 0;
 528 }
 529
 530 int Asset::read_audio(FileXML *file)
 531 {
 532         if(file->tag.title_is("AUDIO")) audio_data = 1;
 533         channels = file->tag.get_property("CHANNELS", 2);
 534 // This is loaded from the index file after the EDL but this
 535 // should be overridable in the EDL.
 536         if(!sample_rate) sample_rate = file->tag.get_property("RATE", 44100);
 537         bits = file->tag.get_property("BITS", 16);
 538         byte_order = file->tag.get_property("BYTE_ORDER", 1);
 539         signed_ = file->tag.get_property("SIGNED", 1);
 540         header = file->tag.get_property("HEADER", 0);
 541         dither = file->tag.get_property("DITHER", 0);
 542
 543         audio_length = file->tag.get_property("AUDIO_LENGTH", 0);
 544         acodec[0] = 0;
 545         file->tag.get_property("ACODEC", acodec);
 546
 547
 548
 549 //      ampeg_bitrate = file->tag.get_property("AMPEG_BITRATE", ampeg_bitrate);
 550 //      ampeg_derivative = file->tag.get_property("AMPEG_DERIVATIVE", ampeg_derivative);
 551 //
 552 //      vorbis_vbr = file->tag.get_property("VORBIS_VBR", vorbis_vbr);
 553 //      vorbis_min_bitrate = file->tag.get_property("VORBIS_MIN_BITRATE", vorbis_min_bitrate);
 554 //      vorbis_bitrate = file->tag.get_property("VORBIS_BITRATE", vorbis_bitrate);
 555 //      vorbis_max_bitrate = file->tag.get_property("VORBIS_MAX_BITRATE", vorbis_max_bitrate);
 556 //
 557 //      mp3_bitrate = file->tag.get_property("MP3_BITRATE", mp3_bitrate);
 558
 559         if(!video_data)
 560         {
 561                 tcstart = 0;
 562                 tcend = audio_length;
 563                 tcformat = 0;
 564         }
 565
 566         return 0;
 567 }
 568
 569 int Asset::read_video(FileXML *file)
 570 {
 571         char string[BCTEXTLEN];
 572
 573         if(file->tag.title_is("VIDEO")) video_data = 1;
 574         height = file->tag.get_property("HEIGHT", height);
 575         width = file->tag.get_property("WIDTH", width);
 576         layers = file->tag.get_property("LAYERS", layers);
 577 // This is loaded from the index file after the EDL but this
 578 // should be overridable in the EDL.
 579         if(!frame_rate) frame_rate = file->tag.get_property("FRAMERATE", frame_rate);
 580         vcodec[0] = 0;
 581         file->tag.get_property("VCODEC", vcodec);
 582
 583         video_length = file->tag.get_property("VIDEO_LENGTH", 0);
 584
 585         interlace_autofixoption = file->tag.get_property("INTERLACE_AUTOFIX",0);
 586
 587         ilacemode_to_xmltext(string, BC_ILACE_MODE_NOTINTERLACED);
 588         interlace_mode = ilacemode_from_xmltext(file->tag.get_property("INTERLACE_MODE",string), BC_ILACE_MODE_NOTINTERLACED);
 589
 590         ilacefixmethod_to_xmltext(string, BC_ILACE_FIXMETHOD_NONE);
 591         interlace_fixmethod = ilacefixmethod_from_xmltext(file->tag.get_property("INTERLACE_FIXMETHOD",string), BC_ILACE_FIXMETHOD_NONE);
 592
 593         file->tag.get_property("REEL_NAME", reel_name);
 594         reel_number = file->tag.get_property("REEL_NUMBER", reel_number);
 595         tcstart = file->tag.get_property("TCSTART", tcstart);
 596         tcend = file->tag.get_property("TCEND", tcend);
 597         tcformat = file->tag.get_property("TCFORMAT", tcformat);
 598
 599         return 0;
 600 }
 601
 602 int Asset::read_index(FileXML *file)
 603 {
 604         delete [] index_offsets;
 605         index_offsets = new int64_t[channels];
 606         delete [] index_sizes;
 607         index_sizes = new int64_t[channels];
 608         for(int i = 0; i < channels; i++)
 609         {
 610                 index_offsets[i] = 0;
 611                 index_sizes[i] = 0;
 612         }
 613
 614         int current_offset = 0;
 615         int current_size = 0;
 616         int result = 0;
 617
 618         index_zoom = file->tag.get_property("ZOOM", 1);
 619         index_bytes = file->tag.get_property("BYTES", (int64_t)0);
 620
 621         while(!result)
 622         {
 623                 result = file->read_tag();
 624                 if(!result)
 625                 {
 626                         if(file->tag.title_is("/INDEX"))
 627                         {
 628                                 result = 1;
 629                         }
 630                         else
 631                         if(file->tag.title_is("OFFSET"))
 632                         {
 633                                 if(current_offset < channels)
 634                                 {
 635                                         index_offsets[current_offset++] = file->tag.get_property("FLOAT", 0);
 636 //printf("Asset::read_index %d %d\n", current_offset - 1, index_offsets[current_offset - 1]);
 637                                 }
 638                         }
 639                         else
 640                         if(file->tag.title_is("SIZE"))
 641                         {
 642                                 if(current_size < channels)
 643                                 {
 644                                         index_sizes[current_size++] = file->tag.get_property("FLOAT", 0);
 645                                 }
 646                         }
 647                 }
 648         }
 649         return 0;
 650 }
 651
 652 int Asset::write_index(char *path, int data_bytes)
 653 {
 654         FILE *file;
 655         if(!(file = fopen(path, "wb")))
 656         {
 657 // failed to create it
 658                 printf(_("Asset::write_index Couldn't write index file %s to disk.\n"), path);
 659         }
 660         else
 661         {
 662                 FileXML xml;
 663 // Pad index start position
 664                 fwrite((char*)&(index_start), sizeof(int64_t), 1, file);
 665
 666                 index_status = INDEX_READY;
 667 // Write encoding information
 668                 write(&xml,
 669                         1,
 670                         "");
 671                 xml.write_to_file(file);
 672                 index_start = ftell(file);
 673                 fseek(file, 0, SEEK_SET);
 674 // Write index start
 675                 fwrite((char*)&(index_start), sizeof(int64_t), 1, file);
 676                 fseek(file, index_start, SEEK_SET);
 677
 678 // Write index data
 679                 fwrite(index_buffer,
 680                         data_bytes,
 681                         1,
 682                         file);
 683                 fclose(file);
 684         }
 685
 686 // Force reread of header
 687         index_status = INDEX_NOTTESTED;
 688 //      index_status = INDEX_READY;
 689         index_end = audio_length;
 690         old_index_end = 0;
 691         index_start = 0;
 692 }
 693
 694 // Output path is the path of the output file if name truncation is desired.
 695 // It is a "" if complete names should be used.
 696
 697 int Asset::write(FileXML *file,
 698         int include_index,
 699         char *output_path)
 700 {
 701         char new_path[BCTEXTLEN];
 702         char asset_directory[BCTEXTLEN];
 703         char output_directory[BCTEXTLEN];
 704         FileSystem fs;
 705
 706 // Make path relative
 707         fs.extract_dir(asset_directory, path);
 708         if(output_path && output_path[0])
 709                 fs.extract_dir(output_directory, output_path);
 710         else
 711                 output_directory[0] = 0;
 712
 713 // Asset and EDL are in same directory.  Extract just the name.
 714         if(!strcmp(asset_directory, output_directory))
 715         {
 716                 fs.extract_name(new_path, path);
 717         }
 718         else
 719         {
 720                 strcpy(new_path, path);
 721         }
 722
 723         file->tag.set_title("ASSET");
 724         file->tag.set_property("SRC", new_path);
 725         file->append_tag();
 726         file->append_newline();
 727
 728         file->tag.set_title("FOLDER");
 729         file->append_tag();
 730         file->append_text(folder);
 731         file->tag.set_title("/FOLDER");
 732         file->append_tag();
 733         file->append_newline();
 734
 735 // Write the format information
 736         file->tag.set_title("FORMAT");
 737
 738         file->tag.set_property("TYPE",
 739                 File::formattostr(format));
 740         file->tag.set_property("USE_HEADER", use_header);
 741
 742         file->append_tag();
 743         file->tag.set_title("/FORMAT");
 744         file->append_tag();
 745         file->append_newline();
 746
 747 // Requiring data to exist caused batch render to lose settings.
 748 // But the only way to know if an asset doesn't have audio or video data
 749 // is to not write the block.
 750 // So change the block name if the asset doesn't have the data.
 751         /* if(audio_data) */ write_audio(file);
 752         /* if(video_data) */ write_video(file);
 753         if(index_status == 0 && include_index) write_index(file);  // index goes after source
 754
 755         file->tag.set_title("/ASSET");
 756         file->append_tag();
 757         file->append_newline();
 758         return 0;
 759 }
 760
 761 int Asset::write_audio(FileXML *file)
 762 {
 763 // Let the reader know if the asset has the data by naming the block.
 764         if(audio_data)
 765                 file->tag.set_title("AUDIO");
 766         else
 767                 file->tag.set_title("AUDIO_OMIT");
 768 // Necessary for PCM audio
 769         file->tag.set_property("CHANNELS", channels);
 770         file->tag.set_property("RATE", sample_rate);
 771         file->tag.set_property("BITS", bits);
 772         file->tag.set_property("BYTE_ORDER", byte_order);
 773         file->tag.set_property("SIGNED", signed_);
 774         file->tag.set_property("HEADER", header);
 775         file->tag.set_property("DITHER", dither);
 776         if(acodec[0])
 777                 file->tag.set_property("ACODEC", acodec);
 778
 779         file->tag.set_property("AUDIO_LENGTH", audio_length);
 780
 781
 782
 783 // Rely on defaults operations for these.
 784
 785 //      file->tag.set_property("AMPEG_BITRATE", ampeg_bitrate);
 786 //      file->tag.set_property("AMPEG_DERIVATIVE", ampeg_derivative);
 787 //
 788 //      file->tag.set_property("VORBIS_VBR", vorbis_vbr);
 789 //      file->tag.set_property("VORBIS_MIN_BITRATE", vorbis_min_bitrate);
 790 //      file->tag.set_property("VORBIS_BITRATE", vorbis_bitrate);
 791 //      file->tag.set_property("VORBIS_MAX_BITRATE", vorbis_max_bitrate);
 792 //
 793 //      file->tag.set_property("MP3_BITRATE", mp3_bitrate);
 794 //
 795
 796
 797
 798         file->append_tag();
 799         if(audio_data)
 800           file->tag.set_title("/AUDIO");
 801         else
 802           file->tag.set_title("/AUDIO_OMIT");
 803         file->append_tag();
 804         file->append_newline();
 805         return 0;
 806 }
 807
 808 int Asset::write_video(FileXML *file)
 809 {
 810         char string[BCTEXTLEN];
 811
 812         if(video_data)
 813                 file->tag.set_title("VIDEO");
 814         else
 815                 file->tag.set_title("VIDEO_OMIT");
 816         file->tag.set_property("HEIGHT", height);
 817         file->tag.set_property("WIDTH", width);
 818         file->tag.set_property("LAYERS", layers);
 819         file->tag.set_property("FRAMERATE", frame_rate);
 820         if(vcodec[0])
 821                 file->tag.set_property("VCODEC", vcodec);
 822
 823         file->tag.set_property("VIDEO_LENGTH", video_length);
 824
 825         file->tag.set_property("INTERLACE_AUTOFIX", interlace_autofixoption);
 826
 827         ilacemode_to_xmltext(string, interlace_mode);
 828         file->tag.set_property("INTERLACE_MODE", string);
 829
 830         ilacefixmethod_to_xmltext(string, interlace_fixmethod);
 831         file->tag.set_property("INTERLACE_FIXMETHOD", string);
 832
 833
 834         file->tag.set_property("REEL_NAME", reel_name);
 835         file->tag.set_property("REEL_NUMBER", reel_number);
 836         file->tag.set_property("TCSTART", tcstart);
 837         file->tag.set_property("TCEND", tcend);
 838         file->tag.set_property("TCFORMAT", tcformat);
 839
 840         file->append_tag();
 841         if(video_data)
 842                 file->tag.set_title("/VIDEO");
 843         else
 844                 file->tag.set_title("/VIDEO_OMIT");
 845
 846         file->append_tag();
 847         file->append_newline();
 848         return 0;
 849 }
 850
 851 int Asset::write_index(FileXML *file)
 852 {
 853         file->tag.set_title("INDEX");
 854         file->tag.set_property("ZOOM", index_zoom);
 855         file->tag.set_property("BYTES", index_bytes);
 856         file->append_tag();
 857         file->append_newline();
 858
 859         if(index_offsets)
 860         {
 861                 for(int i = 0; i < channels; i++)
 862                 {
 863                         file->tag.set_title("OFFSET");
 864                         file->tag.set_property("FLOAT", index_offsets[i]);
 865                         file->append_tag();
 866                         file->tag.set_title("/OFFSET");
 867                         file->append_tag();
 868                         file->tag.set_title("SIZE");
 869                         file->tag.set_property("FLOAT", index_sizes[i]);
 870                         file->append_tag();
 871                         file->tag.set_title("/SIZE");
 872                         file->append_tag();
 873                 }
 874         }
 875
 876         file->append_newline();
 877         file->tag.set_title("/INDEX");
 878         file->append_tag();
 879         file->append_newline();
 880         return 0;
 881 }
 882
 883
 884
 885
 886 char* Asset::construct_param(char *param, char *prefix, char *return_value)
 887 {
 888         if(prefix)
 889                 sprintf(return_value, "%s%s", prefix, param);
 890         else
 891                 strcpy(return_value, param);
 892         return return_value;
 893 }
 894
 895 #define UPDATE_DEFAULT(x, y) defaults->update(construct_param(x, prefix, string), y);
 896 #define GET_DEFAULT(x, y) defaults->get(construct_param(x, prefix, string), y);
 897
 898 void Asset::load_defaults(BC_Hash *defaults,
 899         char *prefix,
 900         int do_format,
 901         int do_compression,
 902         int do_path,
 903         int do_data_types,
 904         int do_bits)
 905 {
 906         char string[BCTEXTLEN];
 907
 908 // Can't save codec here because it's specific to render, record, and effect.
 909 // The codec has to be UNKNOWN for file probing to work.
 910
 911         if(do_path)
 912         {
 913                 GET_DEFAULT("PATH", path);
 914         }
 915
 916         if(do_compression)
 917         {
 918                 GET_DEFAULT("AUDIO_CODEC", acodec);
 919                 GET_DEFAULT("VIDEO_CODEC", vcodec);
 920         }
 921
 922         if(do_format)
 923         {
 924                 format = GET_DEFAULT("FORMAT", format);
 925         }
 926
 927         if(do_data_types)
 928         {
 929                 audio_data = GET_DEFAULT("AUDIO", 1);
 930                 video_data = GET_DEFAULT("VIDEO", 1);
 931         }
 932
 933         if(do_bits)
 934         {
 935                 bits = GET_DEFAULT("BITS", 16);
 936                 dither = GET_DEFAULT("DITHER", 0);
 937                 signed_ = GET_DEFAULT("SIGNED", 1);
 938                 byte_order = GET_DEFAULT("BYTE_ORDER", 1);
 939         }
 940
 941         // NOTE: this should never be saved
 942         strcpy(this->prefix, prefix ? prefix : "");
 943
 944         ampeg_bitrate = GET_DEFAULT("AMPEG_BITRATE", ampeg_bitrate);
 945         ampeg_derivative = GET_DEFAULT("AMPEG_DERIVATIVE", ampeg_derivative);
 946
 947         vorbis_vbr = GET_DEFAULT("VORBIS_VBR", vorbis_vbr);
 948         vorbis_min_bitrate = GET_DEFAULT("VORBIS_MIN_BITRATE", vorbis_min_bitrate);
 949         vorbis_bitrate = GET_DEFAULT("VORBIS_BITRATE", vorbis_bitrate);
 950         vorbis_max_bitrate = GET_DEFAULT("VORBIS_MAX_BITRATE", vorbis_max_bitrate);
 951
 952         theora_fix_bitrate = GET_DEFAULT("THEORA_FIX_BITRATE", theora_fix_bitrate);
 953         theora_bitrate = GET_DEFAULT("THEORA_BITRATE", theora_bitrate);
 954         theora_quality = GET_DEFAULT("THEORA_QUALITY", theora_quality);
 955         theora_sharpness = GET_DEFAULT("THEORA_SHARPNESS", theora_sharpness);
 956         theora_keyframe_frequency = GET_DEFAULT("THEORA_KEYFRAME_FREQUENCY", theora_keyframe_frequency);
 957         theora_keyframe_force_frequency = GET_DEFAULT("THEORA_FORCE_KEYFRAME_FEQUENCY", theora_keyframe_force_frequency);
 958
 959
 960
 961         mp3_bitrate = GET_DEFAULT("MP3_BITRATE", mp3_bitrate);
 962         mp4a_bitrate = GET_DEFAULT("MP4A_BITRATE", mp4a_bitrate);
 963         mp4a_quantqual = GET_DEFAULT("MP4A_QUANTQUAL", mp4a_quantqual);
 964
 965         jpeg_quality = GET_DEFAULT("JPEG_QUALITY", jpeg_quality);
 966         aspect_ratio = GET_DEFAULT("ASPECT_RATIO", aspect_ratio);
 967
 968         interlace_autofixoption = BC_ILACE_AUTOFIXOPTION_AUTO;
 969         interlace_mode          = BC_ILACE_MODE_UNDETECTED;
 970         interlace_fixmethod     = BC_ILACE_FIXMETHOD_UPONE;
 971
 972 // MPEG format information
 973         vmpeg_iframe_distance = GET_DEFAULT("VMPEG_IFRAME_DISTANCE", vmpeg_iframe_distance);
 974         vmpeg_pframe_distance = GET_DEFAULT("VMPEG_PFRAME_DISTANCE", vmpeg_pframe_distance);
 975         vmpeg_progressive = GET_DEFAULT("VMPEG_PROGRESSIVE", vmpeg_progressive);
 976         vmpeg_denoise = GET_DEFAULT("VMPEG_DENOISE", vmpeg_denoise);
 977         vmpeg_bitrate = GET_DEFAULT("VMPEG_BITRATE", vmpeg_bitrate);
 978         vmpeg_derivative = GET_DEFAULT("VMPEG_DERIVATIVE", vmpeg_derivative);
 979         vmpeg_quantization = GET_DEFAULT("VMPEG_QUANTIZATION", vmpeg_quantization);
 980         vmpeg_cmodel = GET_DEFAULT("VMPEG_CMODEL", vmpeg_cmodel);
 981         vmpeg_fix_bitrate = GET_DEFAULT("VMPEG_FIX_BITRATE", vmpeg_fix_bitrate);
 982         vmpeg_seq_codes = GET_DEFAULT("VMPEG_SEQ_CODES", vmpeg_seq_codes);
 983         vmpeg_preset = GET_DEFAULT("VMPEG_PRESET", vmpeg_preset);
 984         vmpeg_field_order = GET_DEFAULT("VMPEG_FIELD_ORDER", vmpeg_field_order);
 985
 986         h264_bitrate = GET_DEFAULT("H264_BITRATE", h264_bitrate);
 987         h264_quantizer = GET_DEFAULT("H264_QUANTIZER", h264_quantizer);
 988         h264_fix_bitrate = GET_DEFAULT("H264_FIX_BITRATE", h264_fix_bitrate);
 989
 990
 991         divx_bitrate = GET_DEFAULT("DIVX_BITRATE", divx_bitrate);
 992         divx_rc_period = GET_DEFAULT("DIVX_RC_PERIOD", divx_rc_period);
 993         divx_rc_reaction_ratio = GET_DEFAULT("DIVX_RC_REACTION_RATIO", divx_rc_reaction_ratio);
 994         divx_rc_reaction_period = GET_DEFAULT("DIVX_RC_REACTION_PERIOD", divx_rc_reaction_period);
 995         divx_max_key_interval = GET_DEFAULT("DIVX_MAX_KEY_INTERVAL", divx_max_key_interval);
 996         divx_max_quantizer = GET_DEFAULT("DIVX_MAX_QUANTIZER", divx_max_quantizer);
 997         divx_min_quantizer = GET_DEFAULT("DIVX_MIN_QUANTIZER", divx_min_quantizer);
 998         divx_quantizer = GET_DEFAULT("DIVX_QUANTIZER", divx_quantizer);
 999         divx_quality = GET_DEFAULT("DIVX_QUALITY", divx_quality);
1000         divx_fix_bitrate = GET_DEFAULT("DIVX_FIX_BITRATE", divx_fix_bitrate);
1001         divx_use_deblocking = GET_DEFAULT("DIVX_USE_DEBLOCKING", divx_use_deblocking);
1002
1003         theora_fix_bitrate = GET_DEFAULT("THEORA_FIX_BITRATE", theora_fix_bitrate);
1004         theora_bitrate = GET_DEFAULT("THEORA_BITRATE", theora_bitrate);
1005         theora_quality = GET_DEFAULT("THEORA_QUALITY", theora_quality);
1006         theora_sharpness = GET_DEFAULT("THEORA_SHARPNESS", theora_sharpness);
1007         theora_keyframe_frequency = GET_DEFAULT("THEORA_KEYFRAME_FREQUENCY", theora_keyframe_frequency);
1008         theora_keyframe_force_frequency = GET_DEFAULT("THEORA_FORCE_KEYFRAME_FEQUENCY", theora_keyframe_force_frequency);
1009
1010
1011         ms_bitrate = GET_DEFAULT("MS_BITRATE", ms_bitrate);
1012         ms_bitrate_tolerance = GET_DEFAULT("MS_BITRATE_TOLERANCE", ms_bitrate_tolerance);
1013         ms_interlaced = GET_DEFAULT("MS_INTERLACED", ms_interlaced);
1014         ms_quantization = GET_DEFAULT("MS_QUANTIZATION", ms_quantization);
1015         ms_gop_size = GET_DEFAULT("MS_GOP_SIZE", ms_gop_size);
1016         ms_fix_bitrate = GET_DEFAULT("MS_FIX_BITRATE", ms_fix_bitrate);
1017
1018         ac3_bitrate = GET_DEFAULT("AC3_BITRATE", ac3_bitrate);
1019
1020         png_use_alpha = GET_DEFAULT("PNG_USE_ALPHA", png_use_alpha);
1021         exr_use_alpha = GET_DEFAULT("EXR_USE_ALPHA", exr_use_alpha);
1022         exr_compression = GET_DEFAULT("EXR_COMPRESSION", exr_compression);
1023         tiff_cmodel = GET_DEFAULT("TIFF_CMODEL", tiff_cmodel);
1024         tiff_compression = GET_DEFAULT("TIFF_COMPRESSION", tiff_compression);
1025
1026         GET_DEFAULT("REEL_NAME", reel_name);
1027         reel_number = GET_DEFAULT("REEL_NUMBER", reel_number);
1028         tcstart = GET_DEFAULT("TCSTART", tcstart);
1029         tcend = GET_DEFAULT("TCEND", tcend);
1030         tcformat = GET_DEFAULT("TCFORMAT", tcformat);
1031
1032         load_format_defaults(defaults);
1033 }
1034
1035 // FUTURE: put more of the format specific variables in here
1036 void Asset::load_format_defaults(BC_Hash *defaults) {
1037         char temp[BCTEXTLEN];
1038         char string[BCTEXTLEN];
1039         if (! format) return;
1040
1041         // NOTE: old value is used if no init value set before GET_DEFAULT
1042
1043         // override the defaults with those for this format
1044         sprintf(temp, "FORMAT_%s_USE_PIPE", FILE_FORMAT_PREFIX(format));
1045         use_pipe = 0;
1046         use_pipe = GET_DEFAULT(temp, use_pipe);
1047
1048         sprintf(temp, "FORMAT_%s_PIPE", FILE_FORMAT_PREFIX(format));
1049         sprintf(pipe, "");
1050         GET_DEFAULT(temp, pipe);
1051
1052         sprintf(temp, "FORMAT_%s_PATH", FILE_FORMAT_PREFIX(format));
1053         sprintf(path, "");
1054         GET_DEFAULT(temp, path);
1055 }
1056
1057
1058 void Asset::save_defaults(BC_Hash *defaults,
1059         char *prefix,
1060         int do_format,
1061         int do_compression,
1062         int do_path,
1063         int do_data_types,
1064         int do_bits)
1065 {
1066         char string[BCTEXTLEN];
1067
1068         UPDATE_DEFAULT("PATH", path);
1069
1070         if(do_format)
1071         {
1072                 UPDATE_DEFAULT("FORMAT", format);
1073         }
1074
1075         if(do_data_types)
1076         {
1077                 UPDATE_DEFAULT("AUDIO", audio_data);
1078                 UPDATE_DEFAULT("VIDEO", video_data);
1079         }
1080
1081         if(do_compression)
1082         {
1083                 UPDATE_DEFAULT("AUDIO_CODEC", acodec);
1084                 UPDATE_DEFAULT("VIDEO_CODEC", vcodec);
1085
1086                 UPDATE_DEFAULT("AMPEG_BITRATE", ampeg_bitrate);
1087                 UPDATE_DEFAULT("AMPEG_DERIVATIVE", ampeg_derivative);
1088
1089                 UPDATE_DEFAULT("VORBIS_VBR", vorbis_vbr);
1090                 UPDATE_DEFAULT("VORBIS_MIN_BITRATE", vorbis_min_bitrate);
1091                 UPDATE_DEFAULT("VORBIS_BITRATE", vorbis_bitrate);
1092                 UPDATE_DEFAULT("VORBIS_MAX_BITRATE", vorbis_max_bitrate);
1093
1094
1095                 UPDATE_DEFAULT("THEORA_FIX_BITRATE", theora_fix_bitrate);
1096                 UPDATE_DEFAULT("THEORA_BITRATE", theora_bitrate);
1097                 UPDATE_DEFAULT("THEORA_QUALITY", theora_quality);
1098                 UPDATE_DEFAULT("THEORA_SHARPNESS", theora_sharpness);
1099                 UPDATE_DEFAULT("THEORA_KEYFRAME_FREQUENCY", theora_keyframe_frequency);
1100                 UPDATE_DEFAULT("THEORA_FORCE_KEYFRAME_FEQUENCY", theora_keyframe_force_frequency);
1101
1102
1103
1104                 UPDATE_DEFAULT("MP3_BITRATE", mp3_bitrate);
1105                 UPDATE_DEFAULT("MP4A_BITRATE", mp4a_bitrate);
1106                 UPDATE_DEFAULT("MP4A_QUANTQUAL", mp4a_quantqual);
1107
1108
1109
1110
1111
1112                 UPDATE_DEFAULT("JPEG_QUALITY", jpeg_quality);
1113                 UPDATE_DEFAULT("ASPECT_RATIO", aspect_ratio);
1114
1115 // MPEG format information
1116                 UPDATE_DEFAULT("VMPEG_IFRAME_DISTANCE", vmpeg_iframe_distance);
1117                 UPDATE_DEFAULT("VMPEG_PFRAME_DISTANCE", vmpeg_pframe_distance);
1118                 UPDATE_DEFAULT("VMPEG_PROGRESSIVE", vmpeg_progressive);
1119                 UPDATE_DEFAULT("VMPEG_DENOISE", vmpeg_denoise);
1120                 UPDATE_DEFAULT("VMPEG_BITRATE", vmpeg_bitrate);
1121                 UPDATE_DEFAULT("VMPEG_DERIVATIVE", vmpeg_derivative);
1122                 UPDATE_DEFAULT("VMPEG_QUANTIZATION", vmpeg_quantization);
1123                 UPDATE_DEFAULT("VMPEG_CMODEL", vmpeg_cmodel);
1124                 UPDATE_DEFAULT("VMPEG_FIX_BITRATE", vmpeg_fix_bitrate);
1125                 UPDATE_DEFAULT("VMPEG_SEQ_CODES", vmpeg_seq_codes);
1126                 UPDATE_DEFAULT("VMPEG_PRESET", vmpeg_preset);
1127                 UPDATE_DEFAULT("VMPEG_FIELD_ORDER", vmpeg_field_order);
1128
1129                 UPDATE_DEFAULT("H264_BITRATE", h264_bitrate);
1130                 UPDATE_DEFAULT("H264_QUANTIZER", h264_quantizer);
1131                 UPDATE_DEFAULT("H264_FIX_BITRATE", h264_fix_bitrate);
1132
1133                 UPDATE_DEFAULT("DIVX_BITRATE", divx_bitrate);
1134                 UPDATE_DEFAULT("DIVX_RC_PERIOD", divx_rc_period);
1135                 UPDATE_DEFAULT("DIVX_RC_REACTION_RATIO", divx_rc_reaction_ratio);
1136                 UPDATE_DEFAULT("DIVX_RC_REACTION_PERIOD", divx_rc_reaction_period);
1137                 UPDATE_DEFAULT("DIVX_MAX_KEY_INTERVAL", divx_max_key_interval);
1138                 UPDATE_DEFAULT("DIVX_MAX_QUANTIZER", divx_max_quantizer);
1139                 UPDATE_DEFAULT("DIVX_MIN_QUANTIZER", divx_min_quantizer);
1140                 UPDATE_DEFAULT("DIVX_QUANTIZER", divx_quantizer);
1141                 UPDATE_DEFAULT("DIVX_QUALITY", divx_quality);
1142                 UPDATE_DEFAULT("DIVX_FIX_BITRATE", divx_fix_bitrate);
1143                 UPDATE_DEFAULT("DIVX_USE_DEBLOCKING", divx_use_deblocking);
1144
1145
1146                 UPDATE_DEFAULT("MS_BITRATE", ms_bitrate);
1147                 UPDATE_DEFAULT("MS_BITRATE_TOLERANCE", ms_bitrate_tolerance);
1148                 UPDATE_DEFAULT("MS_INTERLACED", ms_interlaced);
1149                 UPDATE_DEFAULT("MS_QUANTIZATION", ms_quantization);
1150                 UPDATE_DEFAULT("MS_GOP_SIZE", ms_gop_size);
1151                 UPDATE_DEFAULT("MS_FIX_BITRATE", ms_fix_bitrate);
1152
1153                 UPDATE_DEFAULT("AC3_BITRATE", ac3_bitrate);
1154
1155
1156                 UPDATE_DEFAULT("PNG_USE_ALPHA", png_use_alpha);
1157                 UPDATE_DEFAULT("EXR_USE_ALPHA", exr_use_alpha);
1158                 UPDATE_DEFAULT("EXR_COMPRESSION", exr_compression);
1159                 UPDATE_DEFAULT("TIFF_CMODEL", tiff_cmodel);
1160                 UPDATE_DEFAULT("TIFF_COMPRESSION", tiff_compression);
1161         }
1162
1163         if(do_bits)
1164         {
1165                 UPDATE_DEFAULT("BITS", bits);
1166                 UPDATE_DEFAULT("DITHER", dither);
1167                 UPDATE_DEFAULT("SIGNED", signed_);
1168                 UPDATE_DEFAULT("BYTE_ORDER", byte_order);
1169         }
1170
1171         UPDATE_DEFAULT("REEL_NAME", reel_name);
1172         UPDATE_DEFAULT("REEL_NUMBER", reel_number);
1173         UPDATE_DEFAULT("TCSTART", tcstart);
1174         UPDATE_DEFAULT("TCEND", tcend);
1175         UPDATE_DEFAULT("TCFORMAT", tcformat);
1176
1177         save_format_defaults(defaults);
1178 }
1179
1180
1181 // FUTURE: put more of the format specific variables in here
1182 void Asset::save_format_defaults(BC_Hash *defaults) {
1183         char temp[BCTEXTLEN];
1184         char string[BCTEXTLEN];
1185         if (! format) return;
1186
1187         sprintf(temp, "FORMAT_%s_USE_PIPE", FILE_FORMAT_PREFIX(format));
1188         UPDATE_DEFAULT(temp, use_pipe);
1189
1190         sprintf(temp, "FORMAT_%s_PIPE", FILE_FORMAT_PREFIX(format));
1191         UPDATE_DEFAULT(temp, pipe);
1192
1193         sprintf(temp, "FORMAT_%s_PATH", FILE_FORMAT_PREFIX(format));
1194         UPDATE_DEFAULT(temp, path);
1195 }
1196
1197
1198 int Asset::update_path(char *new_path)
1199 {
1200         strcpy(path, new_path);
1201         return 0;
1202 }
1203
1204 double Asset::total_length_framealigned(double fps)
1205 {
1206         if (video_data && audio_data) {
1207                 double aud = floor(( (double)audio_length / sample_rate) * fps) / fps;
1208                 double vid = floor(( (double)video_length / frame_rate) * fps) / fps;
1209                 return MIN(aud,vid);
1210         }
1211
1212         if (audio_data)
1213                 return (double)audio_length / sample_rate;
1214
1215         if (video_data)
1216                 return (double)video_length / frame_rate;
1217 }
1218
1219 void Asset::update_index(Asset *asset)
1220 {
1221 //printf("Asset::update_index 1 %d\n", index_status);
1222         index_status = asset->index_status;
1223         index_zoom = asset->index_zoom;          // zoom factor of index data
1224         index_start = asset->index_start;        // byte start of index data in the index file
1225         index_bytes = asset->index_bytes;        // Total bytes in source file for comparison before rebuilding the index
1226         index_end = asset->index_end;
1227         old_index_end = asset->old_index_end;    // values for index build
1228
1229         delete [] index_offsets;
1230         delete [] index_sizes;
1231         index_offsets = 0;
1232         index_sizes = 0;
1233
1234         if(asset->index_offsets)
1235         {
1236                 index_offsets = new int64_t[asset->channels];
1237                 index_sizes = new int64_t[asset->channels];
1238
1239                 int i;
1240                 for(i = 0; i < asset->channels; i++)
1241                 {
1242 // offsets of channels in index file in floats
1243                         index_offsets[i] = asset->index_offsets[i];
1244                         index_sizes[i] = asset->index_sizes[i];
1245                 }
1246         }
1247         index_buffer = asset->index_buffer;    // pointer
1248 }
1249
1250 int Asset::set_timecode(char *tc, int format, int end)
1251 {
1252         int hr, min, sec;
1253
1254         hr = ((int) tc[0] - 48) * 10 + (int) tc[1] - 48;
1255         min = ((int) tc[3] - 48) * 10 + (int) tc[4] - 48;
1256         sec = ((int) tc[6] - 48) * 10 + (int) tc[7] - 48;
1257
1258         // This needs to be modified to handle drop-frame
1259
1260         if(end)
1261                 tcend = (int64_t) (((hr * 3600) + (min * 60) + sec) * frame_rate);
1262         else
1263                 tcstart = (int64_t) (((hr * 3600) + (min * 60) + sec) * frame_rate);
1264
1265         tcformat = format;
1266         return 0;
1267 }
1268
1269 int Asset::dump()
1270 {
1271         printf("  asset::dump\n");
1272         printf("   %p %s\n", this, path);
1273         printf("   index_status %d\n", index_status);
1274         printf("   format %d\n", format);
1275         printf("   audio_data %d channels %d samplerate %d bits %d byte_order %d signed %d header %d dither %d acodec %c%c%c%c\n",
1276                 audio_data, channels, sample_rate, bits, byte_order, signed_, header, dither, acodec[0], acodec[1], acodec[2], acodec[3]);
1277         printf("   audio_length %lld\n", audio_length);
1278         char string[BCTEXTLEN];
1279         ilacemode_to_xmltext(string, interlace_mode);
1280         printf("   video_data %d layers %d framerate %f width %d height %d vcodec %c%c%c%c aspect_ratio %f interlace_mode %s\n",
1281                video_data, layers, frame_rate, width, height, vcodec[0], vcodec[1], vcodec[2], vcodec[3], aspect_ratio, string);
1282         printf("   video_length %lld \n", video_length);
1283         printf("   reel_name %s reel_number %i tcstart %d tcend %d tcf %d\n",
1284                 reel_name, reel_number, tcstart, tcend, tcformat);
1285
1286         return 0;
1287 }
1288
1289