quicktime/stsdtable.c

   1 #include "funcprotos.h"
   2 #include "quicktime.h"
   3
   4
   5 void quicktime_mjqt_init(quicktime_mjqt_t *mjqt)
   6 {
   7 }
   8
   9 void quicktime_mjqt_delete(quicktime_mjqt_t *mjqt)
  10 {
  11 }
  12
  13 void quicktime_mjqt_dump(quicktime_mjqt_t *mjqt)
  14 {
  15 }
  16
  17
  18 void quicktime_mjht_init(quicktime_mjht_t *mjht)
  19 {
  20 }
  21
  22 void quicktime_mjht_delete(quicktime_mjht_t *mjht)
  23 {
  24 }
  25
  26 void quicktime_mjht_dump(quicktime_mjht_t *mjht)
  27 {
  28 }
  29
  30 // Set esds header to a copy of the argument
  31 void quicktime_set_mpeg4_header(quicktime_stsd_table_t *table,
  32         unsigned char *data,
  33         int size)
  34 {
  35         if(table->esds.mpeg4_header)
  36         {
  37                 free(table->esds.mpeg4_header);
  38         }
  39
  40         table->esds.mpeg4_header = calloc(1, size);
  41         memcpy(table->esds.mpeg4_header, data, size);
  42         table->esds.mpeg4_header_size = size;
  43 }
  44
  45 static void read_wave(quicktime_t *file,
  46         quicktime_stsd_table_t *table,
  47         quicktime_atom_t *parent_atom)
  48 {
  49         quicktime_atom_t leaf_atom;
  50         while(quicktime_position(file) < parent_atom->end)
  51         {
  52                 quicktime_atom_read_header(file, &leaf_atom);
  53                 if(quicktime_atom_is(&leaf_atom, "esds"))
  54                 {
  55                         quicktime_read_esds(file, &leaf_atom, &table->esds);
  56                 }
  57                 else
  58                         quicktime_atom_skip(file, &leaf_atom);
  59         }
  60 }
  61
  62 void quicktime_read_stsd_audio(quicktime_t *file,
  63         quicktime_stsd_table_t *table,
  64         quicktime_atom_t *parent_atom)
  65 {
  66         quicktime_atom_t leaf_atom;
  67
  68         table->version = quicktime_read_int16(file);
  69         table->revision = quicktime_read_int16(file);
  70         quicktime_read_data(file, table->vendor, 4);
  71         table->channels = quicktime_read_int16(file);
  72         table->sample_size = quicktime_read_int16(file);
  73         table->compression_id = quicktime_read_int16(file);
  74         table->packet_size = quicktime_read_int16(file);
  75         table->sample_rate = quicktime_read_fixed32(file);
  76
  77 // Kluge for fixed32 limitation
  78 if(table->sample_rate + 65536 == 96000 ||
  79         table->sample_rate + 65536 == 88200) table->sample_rate += 65536;
  80
  81
  82 // Version 1 fields
  83         if(table->version > 0)
  84         {
  85                 table->samples_per_packet = quicktime_read_int32(file);
  86                 table->bytes_per_packet = quicktime_read_int32(file);
  87                 table->bytes_per_frame = quicktime_read_int32(file);
  88                 table->bytes_per_sample = quicktime_read_int32(file);
  89
  90 // Skip another 20 bytes
  91                 if(table->version == 2)
  92                 {
  93                         quicktime_set_position(file, quicktime_position(file) + 0x14);
  94                 }
  95
  96                 while(quicktime_position(file) < parent_atom->end)
  97                 {
  98                         quicktime_atom_read_header(file, &leaf_atom);
  99
 100                         if(quicktime_atom_is(&leaf_atom, "wave"))
 101                         {
 102                                 read_wave(file, table, &leaf_atom);
 103                         }
 104                         else
 105                         {
 106                                 quicktime_atom_skip(file, &leaf_atom);
 107                         }
 108                 }
 109         }
 110
 111 // FFMPEG says the esds sometimes contains a sample rate that overrides
 112 // the sample table.
 113         quicktime_esds_samplerate(table, &table->esds);
 114 }
 115
 116 void quicktime_write_stsd_audio(quicktime_t *file, quicktime_stsd_table_t *table)
 117 {
 118         quicktime_write_int16(file, table->version);
 119         quicktime_write_int16(file, table->revision);
 120         quicktime_write_data(file, table->vendor, 4);
 121         quicktime_write_int16(file, table->channels);
 122         quicktime_write_int16(file, table->sample_size);
 123
 124         quicktime_write_int16(file, table->compression_id);
 125         quicktime_write_int16(file, table->packet_size);
 126         quicktime_write_fixed32(file, table->sample_rate);
 127
 128 // Write header for mp4v
 129         if(table->esds.mpeg4_header_size && table->esds.mpeg4_header)
 130         {
 131 // Version 1 info
 132                 quicktime_write_int32(file, 0);
 133                 quicktime_write_int32(file, 0);
 134                 quicktime_write_int32(file, 0);
 135                 quicktime_write_int32(file, 0);
 136
 137                 quicktime_atom_t wave_atom;
 138                 quicktime_atom_t frma_atom;
 139                 quicktime_atom_t mp4a_atom;
 140                 quicktime_atom_write_header(file, &wave_atom, "wave");
 141
 142                 quicktime_atom_write_header(file, &frma_atom, "frma");
 143                 quicktime_write_data(file, "mp4a", 4);
 144                 quicktime_atom_write_footer(file, &frma_atom);
 145
 146                 quicktime_atom_write_header(file, &mp4a_atom, "mp4a");
 147                 quicktime_write_int32(file, 0x0);
 148                 quicktime_atom_write_footer(file, &mp4a_atom);
 149
 150                 quicktime_write_esds(file, &table->esds, 0, 1);
 151                 quicktime_atom_write_footer(file, &wave_atom);
 152         }
 153 }
 154
 155 // Lifted from mplayer and changed a bit
 156 struct __attribute__((__packed__)) ImageDescription {
 157 //  int32_t                    idSize;                     /* total size of ImageDescription including extra data ( CLUTs and other per sequence data ) */
 158     char                       cType[4];                   /* what kind of codec compressed this data */
 159     int32_t                    resvd1;                     /* reserved for Apple use */
 160     int16_t                    resvd2;                     /* reserved for Apple use */
 161     int16_t                    dataRefIndex;               /* set to zero  */
 162     int16_t                    version;                    /* which version is this data */
 163     int16_t                    revisionLevel;              /* what version of that codec did this */
 164     char                       vendor[4];                  /* whose  codec compressed this data */
 165     uint32_t                   temporalQuality;            /* what was the temporal quality factor  */
 166     uint32_t                   spatialQuality;             /* what was the spatial quality factor */
 167     int16_t                    width;                      /* how many pixels wide is this data */
 168     int16_t                    height;                     /* how many pixels high is this data */
 169     int32_t                    hRes;                       /* horizontal resolution */
 170     int32_t                    vRes;                       /* vertical resolution */
 171     int32_t                    dataSize;                   /* if known, the size of data for this image descriptor */
 172     int16_t                    frameCount;                 /* number of frames this description applies to */
 173     char                       name[32];                   /* name of codec ( in case not installed )  */
 174     int16_t                    depth;                      /* what depth is this data (1-32) or ( 33-40 grayscale ) */
 175     int16_t                    clutID;                     /* clut id or if 0 clut follows  or -1 if no clut */
 176 };
 177
 178
 179 void quicktime_read_stsd_video(quicktime_t *file,
 180         quicktime_stsd_table_t *table,
 181         quicktime_atom_t *parent_atom)
 182 {
 183         quicktime_atom_t leaf_atom;
 184         int len;
 185
 186         table->version = quicktime_read_int16(file);
 187         table->revision = quicktime_read_int16(file);
 188         quicktime_read_data(file, table->vendor, 4);
 189         table->temporal_quality = quicktime_read_int32(file);
 190         table->spatial_quality = quicktime_read_int32(file);
 191         table->width = quicktime_read_int16(file);
 192         table->height = quicktime_read_int16(file);
 193         table->dpi_horizontal = quicktime_read_fixed32(file);
 194         table->dpi_vertical = quicktime_read_fixed32(file);
 195         table->data_size = quicktime_read_int32(file);
 196         table->frames_per_sample = quicktime_read_int16(file);
 197         len = quicktime_read_char(file);
 198         quicktime_read_data(file, table->compressor_name, 31);
 199         table->depth = quicktime_read_int16(file);
 200         table->ctab_id = quicktime_read_int16(file);
 201
 202
 203 /* The data needed for SVQ3 codec and maybe some others ? */
 204         struct ImageDescription *id;
 205         int stsd_size,fourcc,c,d;
 206         stsd_size = parent_atom->end - parent_atom->start;
 207         table->extradata_size = stsd_size - 4;
 208         id = (struct ImageDescription *) malloc(table->extradata_size);     // we do not include size
 209         table->extradata = (char *) id;
 210
 211         memcpy(id->cType, table->format, 4);         // Fourcc
 212         id->version = table->version;
 213         id->revisionLevel = table->revision;
 214         memcpy(id->vendor, table->vendor, 4);     // I think mplayer screws up on this one, it turns bytes around! :)
 215         id->temporalQuality = table->temporal_quality;
 216         id->spatialQuality = table->spatial_quality;
 217         id->width = table->width;
 218         id->height = table->height;
 219         id->hRes = table->dpi_horizontal;
 220         id->vRes = table->dpi_vertical;
 221         id->dataSize = table->data_size;
 222         id->frameCount = table->frames_per_sample;
 223         id->name[0] = len;
 224         memcpy(&(id->name[1]), table->compressor_name, 31);
 225         id->depth = table->depth;
 226         id->clutID = table->ctab_id;
 227         if (quicktime_position(file) < parent_atom->end)
 228         {
 229                 int position = quicktime_position(file);     // remember position
 230                 int datalen = parent_atom->end - position;
 231                 quicktime_read_data(file, ((char*)&id->clutID)+2, datalen);
 232                 quicktime_set_position(file, position);      // return to previous position so parsing can go on
 233         }
 234
 235
 236         while(quicktime_position(file) < parent_atom->end)
 237         {
 238                 quicktime_atom_read_header(file, &leaf_atom);
 239 /*
 240  * printf("quicktime_read_stsd_video 1 %llx %llx %llx %s\n",
 241  * leaf_atom.start, leaf_atom.end, quicktime_position(file),
 242  * leaf_atom.type);
 243  */
 244
 245
 246                 if(quicktime_atom_is(&leaf_atom, "esds"))
 247                 {
 248                         quicktime_read_esds(file, &leaf_atom, &table->esds);
 249                 }
 250                 else
 251                 if(quicktime_atom_is(&leaf_atom, "avcC"))
 252                 {
 253                         quicktime_read_avcc(file, &leaf_atom, &table->avcc);
 254                 }
 255                 else
 256                 if(quicktime_atom_is(&leaf_atom, "ctab"))
 257                 {
 258                         quicktime_read_ctab(file, &(table->ctab));
 259                 }
 260                 else
 261                 if(quicktime_atom_is(&leaf_atom, "gama"))
 262                 {
 263                         table->gamma = quicktime_read_fixed32(file);
 264                 }
 265                 else
 266                 if(quicktime_atom_is(&leaf_atom, "fiel"))
 267                 {
 268                         table->fields = quicktime_read_char(file);
 269                         table->field_dominance = quicktime_read_char(file);
 270                 }
 271                 else
 272                         quicktime_atom_skip(file, &leaf_atom);
 273
 274
 275 /*              if(quicktime_atom_is(&leaf_atom, "mjqt")) */
 276 /*              { */
 277 /*                      quicktime_read_mjqt(file, &(table->mjqt)); */
 278 /*              } */
 279 /*              else */
 280 /*              if(quicktime_atom_is(&leaf_atom, "mjht")) */
 281 /*              { */
 282 /*                      quicktime_read_mjht(file, &(table->mjht)); */
 283 /*              } */
 284 /*              else */
 285         }
 286 //printf("quicktime_read_stsd_video 2\n");
 287 }
 288
 289 void quicktime_write_stsd_video(quicktime_t *file, quicktime_stsd_table_t *table)
 290 {
 291         quicktime_write_int16(file, table->version);
 292         quicktime_write_int16(file, table->revision);
 293         quicktime_write_data(file, table->vendor, 4);
 294         quicktime_write_int32(file, table->temporal_quality);
 295         quicktime_write_int32(file, table->spatial_quality);
 296         quicktime_write_int16(file, table->width);
 297         quicktime_write_int16(file, table->height);
 298         quicktime_write_fixed32(file, table->dpi_horizontal);
 299         quicktime_write_fixed32(file, table->dpi_vertical);
 300         quicktime_write_int32(file, table->data_size);
 301         quicktime_write_int16(file, table->frames_per_sample);
 302         quicktime_write_char(file, strlen(table->compressor_name));
 303         quicktime_write_data(file, table->compressor_name, 31);
 304         quicktime_write_int16(file, table->depth);
 305         quicktime_write_int16(file, table->ctab_id);
 306
 307
 308 // Write field order for mjpa
 309         if(table->fields)
 310         {
 311                 quicktime_atom_t atom;
 312
 313                 quicktime_atom_write_header(file, &atom, "fiel");
 314                 quicktime_write_char(file, table->fields);
 315                 quicktime_write_char(file, table->field_dominance);
 316                 quicktime_atom_write_footer(file, &atom);
 317         }
 318
 319 // Write header for mp4v
 320         if(table->esds.mpeg4_header_size && table->esds.mpeg4_header)
 321         {
 322                 quicktime_write_esds(file, &table->esds, 1, 0);
 323         }
 324
 325         if(table->avcc.data_size)
 326         {
 327                 quicktime_write_avcc(file, &table->avcc);
 328         }
 329
 330 // Write another 32 bits
 331         if(table->version == 1)
 332                 quicktime_write_int32(file, 0x0);
 333 }
 334
 335 void quicktime_read_stsd_table(quicktime_t *file, quicktime_minf_t *minf, quicktime_stsd_table_t *table)
 336 {
 337         quicktime_atom_t leaf_atom;
 338
 339         quicktime_atom_read_header(file, &leaf_atom);
 340
 341         table->format[0] = leaf_atom.type[0];
 342         table->format[1] = leaf_atom.type[1];
 343         table->format[2] = leaf_atom.type[2];
 344         table->format[3] = leaf_atom.type[3];
 345         quicktime_read_data(file, table->reserved, 6);
 346         table->data_reference = quicktime_read_int16(file);
 347
 348         if(minf->is_audio) quicktime_read_stsd_audio(file, table, &leaf_atom);
 349         if(minf->is_video) quicktime_read_stsd_video(file, table, &leaf_atom);
 350 }
 351
 352 void quicktime_stsd_table_init(quicktime_stsd_table_t *table)
 353 {
 354         int i;
 355         table->format[0] = 'y';
 356         table->format[1] = 'u';
 357         table->format[2] = 'v';
 358         table->format[3] = '2';
 359         for(i = 0; i < 6; i++) table->reserved[i] = 0;
 360         table->data_reference = 1;
 361
 362         table->version = 0;
 363         table->revision = 0;
 364         table->vendor[0] = 'l';
 365         table->vendor[1] = 'n';
 366         table->vendor[2] = 'u';
 367         table->vendor[3] = 'x';
 368
 369         table->temporal_quality = 100;
 370         table->spatial_quality = 258;
 371         table->width = 0;
 372         table->height = 0;
 373         table->dpi_horizontal = 72;
 374         table->dpi_vertical = 72;
 375         table->data_size = 0;
 376         table->frames_per_sample = 1;
 377         for(i = 0; i < 32; i++) table->compressor_name[i] = 0;
 378         sprintf(table->compressor_name, "Quicktime for Linux");
 379         table->depth = 24;
 380         table->ctab_id = 65535;
 381         quicktime_ctab_init(&(table->ctab));
 382         table->gamma = 0;
 383         table->fields = 0;
 384         table->field_dominance = 1;
 385         quicktime_mjqt_init(&(table->mjqt));
 386         quicktime_mjht_init(&(table->mjht));
 387
 388         table->channels = 0;
 389         table->sample_size = 0;
 390         table->compression_id = 0;
 391         table->packet_size = 0;
 392         table->sample_rate = 0;
 393
 394         table->extradata = 0;
 395         table->extradata_size = 0;
 396
 397 }
 398
 399 void quicktime_stsd_table_delete(quicktime_stsd_table_t *table)
 400 {
 401         quicktime_ctab_delete(&(table->ctab));
 402         quicktime_mjqt_delete(&(table->mjqt));
 403         quicktime_mjht_delete(&(table->mjht));
 404         if(table->extradata) free(table->extradata);
 405         quicktime_delete_avcc(&(table->avcc));
 406         quicktime_delete_esds(&(table->esds));
 407
 408 }
 409
 410 void quicktime_stsd_video_dump(quicktime_stsd_table_t *table)
 411 {
 412         printf("       version %d\n", table->version);
 413         printf("       revision %d\n", table->revision);
 414         printf("       vendor %c%c%c%c\n", table->vendor[0], table->vendor[1], table->vendor[2], table->vendor[3]);
 415         printf("       temporal_quality %ld\n", table->temporal_quality);
 416         printf("       spatial_quality %ld\n", table->spatial_quality);
 417         printf("       width %d\n", table->width);
 418         printf("       height %d\n", table->height);
 419         printf("       dpi_horizontal %f\n", table->dpi_horizontal);
 420         printf("       dpi_vertical %f\n", table->dpi_vertical);
 421         printf("       data_size %ld\n", table->data_size);
 422         printf("       frames_per_sample %d\n", table->frames_per_sample);
 423         printf("       compressor_name %s\n", table->compressor_name);
 424         printf("       depth %d\n", table->depth);
 425         printf("       ctab_id %d\n", table->ctab_id);
 426         printf("       gamma %f\n", table->gamma);
 427         if(table->fields)
 428         {
 429                 printf("       fields %d\n", table->fields);
 430                 printf("       field dominance %d\n", table->field_dominance);
 431         }
 432         if(!table->ctab_id) quicktime_ctab_dump(&(table->ctab));
 433         quicktime_mjqt_dump(&(table->mjqt));
 434         quicktime_mjht_dump(&(table->mjht));
 435         quicktime_esds_dump(&table->esds);
 436         quicktime_avcc_dump(&table->avcc);
 437 }
 438
 439 void quicktime_stsd_audio_dump(quicktime_stsd_table_t *table)
 440 {
 441         printf("       version %d\n", table->version);
 442         printf("       revision %d\n", table->revision);
 443         printf("       vendor %c%c%c%c\n", table->vendor[0], table->vendor[1], table->vendor[2], table->vendor[3]);
 444         printf("       channels %d\n", table->channels);
 445         printf("       sample_size %d\n", table->sample_size);
 446         printf("       compression_id %d\n", table->compression_id);
 447         printf("       packet_size %d\n", table->packet_size);
 448         printf("       sample_rate %f\n", table->sample_rate);
 449         if(table->version > 0)
 450         {
 451                 printf("       samples_per_packet %d\n", table->samples_per_packet);
 452                 printf("       bytes_per_packet %d\n", table->bytes_per_packet);
 453                 printf("       bytes_per_frame %d\n", table->bytes_per_frame);
 454                 printf("       bytes_per_sample %d\n", table->bytes_per_sample);
 455         }
 456         quicktime_esds_dump(&table->esds);
 457         quicktime_avcc_dump(&table->avcc);
 458 }
 459
 460 void quicktime_stsd_table_dump(void *minf_ptr, quicktime_stsd_table_t *table)
 461 {
 462         quicktime_minf_t *minf = minf_ptr;
 463         printf("       format %c%c%c%c\n", table->format[0], table->format[1], table->format[2], table->format[3]);
 464         quicktime_print_chars("       reserved ", table->reserved, 6);
 465         printf("       data_reference %d\n", table->data_reference);
 466
 467         if(minf->is_audio) quicktime_stsd_audio_dump(table);
 468         if(minf->is_video) quicktime_stsd_video_dump(table);
 469 }
 470
 471 void quicktime_write_stsd_table(quicktime_t *file, quicktime_minf_t *minf, quicktime_stsd_table_t *table)
 472 {
 473         quicktime_atom_t atom;
 474         quicktime_atom_write_header(file, &atom, table->format);
 475 /*printf("quicktime_write_stsd_table %c%c%c%c\n", table->format[0], table->format[1], table->format[2], table->format[3]); */
 476         quicktime_write_data(file, table->reserved, 6);
 477         quicktime_write_int16(file, table->data_reference);
 478
 479         if(minf->is_audio) quicktime_write_stsd_audio(file, table);
 480         if(minf->is_video) quicktime_write_stsd_video(file, table);
 481
 482         quicktime_atom_write_footer(file, &atom);
 483 }