218
201
return updateSize (pb, pos);
221
static int mov_write_damr_tag(ByteIOContext *pb)
204
static int mov_write_amr_tag(ByteIOContext *pb, MOVTrack *track)
223
206
put_be32(pb, 0x11); /* size */
207
if (track->mode == MODE_MOV) put_tag(pb, "samr");
208
else put_tag(pb, "damr");
225
209
put_tag(pb, "FFMP");
210
put_byte(pb, 0); /* decoder version */
228
put_be16(pb, 0x80); /* Mode set (all modes for AMR_NB) */
229
put_be16(pb, 0xa); /* Mode change period (no restriction) */
230
//put_be16(pb, 0x81ff); /* Mode set (all modes for AMR_NB) */
231
//put_be16(pb, 1); /* Mode change period (no restriction) */
212
put_be16(pb, 0x81FF); /* Mode set (all modes for AMR_NB) */
213
put_byte(pb, 0x00); /* Mode change period (no restriction) */
214
put_byte(pb, 0x01); /* Frames per sample */
218
static int mov_write_enda_tag(ByteIOContext *pb)
222
put_be16(pb, 1); /* little endian */
226
static unsigned int descrLength(unsigned int len)
229
for(i=1; len>>(7*i); i++);
233
static void putDescr(ByteIOContext *pb, int tag, unsigned int size)
235
int i= descrLength(size) - size - 2;
238
put_byte(pb, (size>>(7*i)) | 0x80);
239
put_byte(pb, size & 0x7F);
242
static int mov_write_esds_tag(ByteIOContext *pb, MOVTrack* track) // Basic
244
offset_t pos = url_ftell(pb);
245
int decoderSpecificInfoLen = track->vosLen ? descrLength(track->vosLen):0;
247
put_be32(pb, 0); // size
249
put_be32(pb, 0); // Version
252
putDescr(pb, 0x03, 3 + descrLength(13 + decoderSpecificInfoLen) +
254
put_be16(pb, track->trackID);
255
put_byte(pb, 0x00); // flags (= no flags)
257
// DecoderConfig descriptor
258
putDescr(pb, 0x04, 13 + decoderSpecificInfoLen);
260
// Object type indication
261
put_byte(pb, codec_get_tag(ff_mov_obj_type, track->enc->codec_id));
263
// the following fields is made of 6 bits to identify the streamtype (4 for video, 5 for audio)
264
// plus 1 bit to indicate upstream and 1 bit set to 1 (reserved)
265
if(track->enc->codec_type == CODEC_TYPE_AUDIO)
266
put_byte(pb, 0x15); // flags (= Audiostream)
268
put_byte(pb, 0x11); // flags (= Visualstream)
270
put_byte(pb, track->enc->rc_buffer_size>>(3+16)); // Buffersize DB (24 bits)
271
put_be16(pb, (track->enc->rc_buffer_size>>3)&0xFFFF); // Buffersize DB
273
put_be32(pb, FFMAX(track->enc->bit_rate, track->enc->rc_max_rate)); // maxbitrate (FIXME should be max rate in any 1 sec window)
274
if(track->enc->rc_max_rate != track->enc->rc_min_rate || track->enc->rc_min_rate==0)
275
put_be32(pb, 0); // vbr
277
put_be32(pb, track->enc->rc_max_rate); // avg bitrate
281
// DecoderSpecific info descriptor
282
putDescr(pb, 0x05, track->vosLen);
283
put_buffer(pb, track->vosData, track->vosLen);
288
putDescr(pb, 0x06, 1);
290
return updateSize (pb, pos);
235
293
static int mov_write_wave_tag(ByteIOContext *pb, MOVTrack* track)
237
int pos = url_ftell(pb);
295
offset_t pos = url_ftell(pb);
239
297
put_be32(pb, 0); /* size */
240
298
put_tag(pb, "wave");
242
300
put_be32(pb, 12); /* size */
243
301
put_tag(pb, "frma");
246
put_be32(pb, 12); /* size */
250
mov_write_esds_tag(pb, track);
252
put_be32(pb, 12); /* size */
302
put_le32(pb, track->tag);
304
if (track->enc->codec_id == CODEC_ID_AAC) {
305
/* useless atom needed by mplayer, ipod, not needed by quicktime */
306
put_be32(pb, 12); /* size */
309
mov_write_esds_tag(pb, track);
310
} else if (track->enc->codec_id == CODEC_ID_PCM_S24LE ||
311
track->enc->codec_id == CODEC_ID_PCM_S32LE) {
312
mov_write_enda_tag(pb);
313
} else if (track->enc->codec_id == CODEC_ID_AMR_NB) {
314
mov_write_amr_tag(pb, track);
256
317
put_be32(pb, 8); /* size */
257
318
put_be32(pb, 0); /* null tag */
270
331
{ CODEC_ID_AMR_WB, MKTAG('s', 'a', 'w', 'b') },
271
332
{ CODEC_ID_PCM_S16BE, MKTAG('t', 'w', 'o', 's') },
272
333
{ CODEC_ID_PCM_S16LE, MKTAG('s', 'o', 'w', 't') },
334
{ CODEC_ID_PCM_S24BE, MKTAG('i', 'n', '2', '4') },
335
{ CODEC_ID_PCM_S24LE, MKTAG('i', 'n', '2', '4') },
336
{ CODEC_ID_PCM_S32BE, MKTAG('i', 'n', '3', '2') },
337
{ CODEC_ID_PCM_S32LE, MKTAG('i', 'n', '3', '2') },
338
//{ CODEC_ID_MP3, MKTAG('.', 'm', 'p', '3') },
340
#ifdef MEANX_PUT_MP3_IN_MP4A
341
{ CODEC_ID_MP3, MKTAG( 'm', 'p', '4','a') },
273
343
{ CODEC_ID_MP3, MKTAG('.', 'm', 'p', '3') },
347
{ CODEC_ID_NONE, 0 },
277
350
static int mov_write_audio_tag(ByteIOContext *pb, MOVTrack* track)
279
int pos = url_ftell(pb);
352
offset_t pos = url_ftell(pb);
353
int vbr= track->mode == MODE_MOV &&
354
(track->enc->codec_id == CODEC_ID_AAC ||
355
track->enc->codec_id == CODEC_ID_MP3 ||
356
track->enc->codec_id == CODEC_ID_AMR_NB);
358
track->enc->codec_id == CODEC_ID_PCM_S32LE ||
359
track->enc->codec_id == CODEC_ID_PCM_S24LE;
282
361
put_be32(pb, 0); /* size */
284
tag = track->enc->codec_tag;
286
tag = codec_get_tag(codec_movaudio_tags, track->enc->codec_id);
287
// if no mac fcc found, try with Microsoft tags
290
int tmp = codec_get_tag(codec_wav_tags, track->enc->codec_id);
291
tag = MKTAG('m', 's', ((tmp >> 8) & 0xff), (tmp & 0xff));
293
put_le32(pb, tag); // store it byteswapped
362
put_le32(pb, track->tag); // store it byteswapped
295
363
put_be32(pb, 0); /* Reserved */
296
364
put_be16(pb, 0); /* Reserved */
297
365
put_be16(pb, 1); /* Data-reference index, XXX == 1 */
299
367
/* SoundDescription */
300
if(track->mode == MODE_MOV && track->enc->codec_id == CODEC_ID_AAC)
301
put_be16(pb, 1); /* Version 1 */
303
put_be16(pb, 0); /* Version 0 */
368
put_be16(pb, version); /* Version */
304
369
put_be16(pb, 0); /* Revision level */
305
370
put_be32(pb, 0); /* Reserved */
307
put_be16(pb, track->enc->channels); /* Number of channels */
308
/* TODO: Currently hard-coded to 16-bit, there doesn't seem
309
to be a good way to get number of bits of audio */
310
put_be16(pb, 0x10); /* Reserved */
372
put_be16(pb, track->mode == MODE_MOV ? track->enc->channels : 2); /* Number of channels */
373
/* FIXME 8 bit for 'raw ' in mov */
374
put_be16(pb, 16); /* Reserved */
312
if(track->enc->codec_id == CODEC_ID_AAC ||
313
track->enc->codec_id == CODEC_ID_MP3)
315
put_be16(pb, 0xfffe); /* compression ID (vbr)*/
319
put_be16(pb, 0); /* compression ID (= 0) */
376
put_be16(pb, vbr ? 0xfffe : 0); /* compression ID */
321
377
put_be16(pb, 0); /* packet size (= 0) */
322
378
put_be16(pb, track->timescale); /* Time scale */
323
379
put_be16(pb, 0); /* Reserved */
325
if(track->mode == MODE_MOV && track->enc->codec_id == CODEC_ID_AAC)
327
/* SoundDescription V1 extended info */
328
put_be32(pb, track->enc->frame_size); /* Samples per packet */
329
put_be32(pb, 1536); /* Bytes per packet */
330
put_be32(pb, 2); /* Bytes per frame */
381
if(version == 1) { /* SoundDescription V1 extended info */
383
track->sampleSize = 0;
384
put_be32(pb, track->enc->frame_size); /* Samples per packet */
385
put_be32(pb, track->sampleSize / track->enc->channels); /* Bytes per packet */
386
put_be32(pb, track->sampleSize); /* Bytes per frame */
331
387
put_be32(pb, 2); /* Bytes per sample */
334
if(track->enc->codec_id == CODEC_ID_AAC) {
335
if( track->mode == MODE_MOV ) mov_write_wave_tag(pb, track);
336
else mov_write_esds_tag(pb, track);
338
if(track->enc->codec_id == CODEC_ID_AMR_NB)
339
mov_write_damr_tag(pb);
390
if(track->mode == MODE_MOV &&
391
(track->enc->codec_id == CODEC_ID_AAC ||
392
track->enc->codec_id == CODEC_ID_AMR_NB ||
393
track->enc->codec_id == CODEC_ID_PCM_S24LE ||
394
track->enc->codec_id == CODEC_ID_PCM_S32LE))
395
mov_write_wave_tag(pb, track);
396
else if(track->enc->codec_id == CODEC_ID_AAC
398
#ifdef MEANX_PUT_MP3_IN_MP4A
399
|| track->enc->codec_id == CODEC_ID_MP3
404
mov_write_esds_tag(pb, track);
405
else if(track->enc->codec_id == CODEC_ID_AMR_NB)
406
mov_write_amr_tag(pb, track);
340
408
return updateSize (pb, pos);
366
static unsigned int descrLength(unsigned int len)
368
if (len < 0x00000080)
370
else if (len < 0x00004000)
372
else if(len < 0x00200000)
378
static void putDescr(ByteIOContext *pb, int tag, int size)
384
vals[3] = (uint8_t)(len & 0x7f);
386
vals[2] = (uint8_t)((len & 0x7f) | 0x80);
388
vals[1] = (uint8_t)((len & 0x7f) | 0x80);
390
vals[0] = (uint8_t)((len & 0x7f) | 0x80);
392
put_byte(pb, tag); // DescriptorTag
394
if (size < 0x00000080)
396
put_byte(pb, vals[3]);
398
else if (size < 0x00004000)
400
put_byte(pb, vals[2]);
401
put_byte(pb, vals[3]);
403
else if (size < 0x00200000)
405
put_byte(pb, vals[1]);
406
put_byte(pb, vals[2]);
407
put_byte(pb, vals[3]);
409
else if (size < 0x10000000)
411
put_byte(pb, vals[0]);
412
put_byte(pb, vals[1]);
413
put_byte(pb, vals[2]);
414
put_byte(pb, vals[3]);
418
static int mov_write_esds_tag(ByteIOContext *pb, MOVTrack* track) // Basic
420
int decoderSpecificInfoLen;
421
int pos = url_ftell(pb);
422
void *vosDataBackup=track->vosData;
423
int vosLenBackup=track->vosLen;
425
// we should be able to have these passed in, via vosData, then we wouldn't need to attack this routine at all
426
static const char PSPAACData[]={0x13,0x10};
427
static const char PSPMP4Data[]={0x00,0x00,0x01,0xB0,0x03,0x00,0x00,0x01,0xB5,0x09,0x00,0x00,0x01,0x00,0x00,0x00,0x01,0x20,0x00,0x84,0x5D,0x4C,0x28,0x50,0x20,0xF0,0xA3,0x1F };
430
if (track->mode == MODE_PSP) // fails on psp if this is not here
432
if (track->enc->codec_id == CODEC_ID_AAC)
435
track->vosData = (uint8_t *) PSPAACData;
438
if (track->enc->codec_id == CODEC_ID_MPEG4)
441
track->vosData = (uint8_t *) PSPMP4Data;
445
decoderSpecificInfoLen = track->vosLen ? descrLength(track->vosLen):0;
447
put_be32(pb, 0); // size
449
put_be32(pb, 0); // Version
452
putDescr(pb, 0x03, 3 + descrLength(13 + decoderSpecificInfoLen) +
454
put_be16(pb, track->trackID);
455
put_byte(pb, 0x00); // flags (= no flags)
457
// DecoderConfig descriptor
458
putDescr(pb, 0x04, 13 + decoderSpecificInfoLen);
460
// Object type indication
461
put_byte(pb, codec_get_tag(ff_mov_obj_type, track->enc->codec_id));
463
// the following fields is made of 6 bits to identify the streamtype (4 for video, 5 for audio)
464
// plus 1 bit to indicate upstream and 1 bit set to 1 (reserved)
465
if(track->enc->codec_type == CODEC_TYPE_AUDIO)
466
put_byte(pb, 0x15); // flags (= Audiostream)
468
put_byte(pb, 0x11); // flags (= Visualstream)
470
put_byte(pb, track->enc->rc_buffer_size>>(3+16)); // Buffersize DB (24 bits)
471
put_be16(pb, (track->enc->rc_buffer_size>>3)&0xFFFF); // Buffersize DB
473
put_be32(pb, FFMAX(track->enc->bit_rate, track->enc->rc_max_rate)); // maxbitrate (FIXME should be max rate in any 1 sec window)
474
if(track->enc->rc_max_rate != track->enc->rc_min_rate || track->enc->rc_min_rate==0)
475
put_be32(pb, 0); // vbr
477
put_be32(pb, track->enc->rc_max_rate); // avg bitrate
481
// DecoderSpecific info descriptor
482
putDescr(pb, 0x05, track->vosLen);
483
put_buffer(pb, track->vosData, track->vosLen);
486
track->vosData = vosDataBackup;
487
track->vosLen = vosLenBackup;
490
putDescr(pb, 0x06, 1);
492
return updateSize (pb, pos);
436
static uint8_t *avc_find_startcode( uint8_t *p, uint8_t *end )
438
uint8_t *a = p + 4 - ((int)p & 3);
440
for( end -= 3; p < a && p < end; p++ ) {
441
if( p[0] == 0 && p[1] == 0 && p[2] == 1 )
445
for( end -= 3; p < end; p += 4 ) {
446
uint32_t x = *(uint32_t*)p;
447
// if( (x - 0x01000100) & (~x) & 0x80008000 ) // little endian
448
// if( (x - 0x00010001) & (~x) & 0x00800080 ) // big endian
449
if( (x - 0x01010101) & (~x) & 0x80808080 ) { // generic
451
if( p[0] == 0 && p[2] == 1 )
453
if( p[2] == 0 && p[3] == 1 )
457
if( p[2] == 0 && p[4] == 1 )
459
if( p[4] == 0 && p[5] == 1 )
465
for( end += 3; p < end; p++ ) {
466
if( p[0] == 0 && p[1] == 0 && p[2] == 1 )
473
static void avc_parse_nal_units(uint8_t **buf, int *size)
477
uint8_t *end = p + *size;
478
uint8_t *nal_start, *nal_end;
480
url_open_dyn_buf(&pb);
481
nal_start = avc_find_startcode(p, end);
482
while (nal_start < end) {
483
while(!*(nal_start++));
484
nal_end = avc_find_startcode(nal_start, end);
485
put_be32(&pb, nal_end - nal_start);
486
put_buffer(&pb, nal_start, nal_end - nal_start);
490
*size = url_close_dyn_buf(&pb, buf);
493
static int mov_write_avcc_tag(ByteIOContext *pb, MOVTrack *track)
495
offset_t pos = url_ftell(pb);
499
if (track->vosLen > 6) {
500
/* check for h264 start code */
501
if (BE_32(track->vosData) == 0x00000001) {
503
uint32_t sps_size=0, pps_size=0;
504
uint8_t *sps=0, *pps=0;
506
avc_parse_nal_units(&track->vosData, &track->vosLen);
507
buf = track->vosData;
508
end = track->vosData + track->vosLen;
510
/* look for sps and pps */
515
nal_type = buf[4] & 0x1f;
516
if (nal_type == 7) { /* SPS */
519
} else if (nal_type == 8) { /* PPS */
528
put_byte(pb, 1); /* version */
529
put_byte(pb, sps[1]); /* profile */
530
put_byte(pb, sps[2]); /* profile compat */
531
put_byte(pb, sps[3]); /* level */
532
put_byte(pb, 0xff); /* 6 bits reserved (111111) + 2 bits nal size length - 1 (11) */
533
put_byte(pb, 0xe1); /* 3 bits reserved (111) + 5 bits number of sps (00001) */
535
put_be16(pb, sps_size);
536
put_buffer(pb, sps, sps_size);
537
put_byte(pb, 1); /* number of pps */
538
put_be16(pb, pps_size);
539
put_buffer(pb, pps, pps_size);
541
put_buffer(pb, track->vosData, track->vosLen);
544
return updateSize(pb, pos);
495
547
static const CodecTag codec_movvideo_tags[] = {
496
548
{ CODEC_ID_SVQ1, MKTAG('S', 'V', 'Q', '1') },
497
549
{ CODEC_ID_SVQ3, MKTAG('S', 'V', 'Q', '3') },
498
550
{ CODEC_ID_MPEG4, MKTAG('m', 'p', '4', 'v') },
551
{ CODEC_ID_H263, MKTAG('h', '2', '6', '3') },
499
552
{ CODEC_ID_H263, MKTAG('s', '2', '6', '3') },
500
553
{ CODEC_ID_H264, MKTAG('a', 'v', 'c', '1') },
501
{ CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'c', ' ') },
554
/* special handling in mov_find_video_codec_tag */
555
{ CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'c', ' ') }, /* DV NTSC */
556
{ CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'c', 'p') }, /* DV PAL */
557
{ CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'p', 'p') }, /* DVCPRO PAL */
558
{ CODEC_ID_DVVIDEO, MKTAG('d', 'v', '5', 'n') }, /* DVCPRO50 NTSC */
559
{ CODEC_ID_DVVIDEO, MKTAG('d', 'v', '5', 'p') }, /* DVCPRO50 PAL */
560
{ CODEC_ID_NONE, 0 },
563
static int mov_find_video_codec_tag(AVFormatContext *s, MOVTrack *track)
565
int tag = track->enc->codec_tag;
567
if (track->enc->codec_id == CODEC_ID_DVVIDEO) {
568
if (track->enc->height == 480) { /* NTSC */
569
if (track->enc->pix_fmt == PIX_FMT_YUV422P)
570
tag = MKTAG('d', 'v', '5', 'n');
572
tag = MKTAG('d', 'v', 'c', ' ');
573
} else { /* assume PAL */
574
if (track->enc->pix_fmt == PIX_FMT_YUV422P)
575
tag = MKTAG('d', 'v', '5', 'p');
576
else if (track->enc->pix_fmt == PIX_FMT_YUV420P)
577
tag = MKTAG('d', 'v', 'c', 'p');
579
tag = MKTAG('d', 'v', 'p', 'p');
581
} else if (track->enc->codec_id == CODEC_ID_H263) {
582
if (track->mode == MODE_MOV)
583
tag = MKTAG('h', '2', '6', '3');
585
tag = MKTAG('s', '2', '6', '3');
587
tag = codec_get_tag(codec_movvideo_tags, track->enc->codec_id);
590
// if no mac fcc found, try with Microsoft tags
592
tag = codec_get_tag(codec_bmp_tags, track->enc->codec_id);
594
av_log(s, AV_LOG_INFO, "Warning, using MS style video codec tag, the file may be unplayable!\n");
601
static int mov_find_audio_codec_tag(AVFormatContext *s, MOVTrack *track)
603
int tag = track->enc->codec_tag;
605
tag = codec_get_tag(codec_movaudio_tags, track->enc->codec_id);
607
// if no mac fcc found, try with Microsoft tags
609
int ms_tag = codec_get_tag(codec_wav_tags, track->enc->codec_id);
611
tag = MKTAG('m', 's', ((ms_tag >> 8) & 0xff), (ms_tag & 0xff));
612
av_log(s, AV_LOG_INFO, "Warning, using MS style audio codec tag, the file may be unplayable!\n");
505
619
static int mov_write_video_tag(ByteIOContext *pb, MOVTrack* track)
507
int pos = url_ftell(pb);
621
offset_t pos = url_ftell(pb);
508
622
char compressor_name[32];
511
624
put_be32(pb, 0); /* size */
513
tag = track->enc->codec_tag;
515
tag = codec_get_tag(codec_movvideo_tags, track->enc->codec_id);
516
// if no mac fcc found, try with Microsoft tags
518
tag = codec_get_tag(codec_bmp_tags, track->enc->codec_id);
519
put_le32(pb, tag); // store it byteswapped
625
put_le32(pb, track->tag); // store it byteswapped
521
626
put_be32(pb, 0); /* Reserved */
522
627
put_be16(pb, 0); /* Reserved */
523
628
put_be16(pb, 1); /* Data-reference index */
525
630
put_be16(pb, 0); /* Codec stream version */
526
631
put_be16(pb, 0); /* Codec stream revision (=0) */
527
put_tag(pb, "FFMP"); /* Vendor */
528
if(track->enc->codec_id == CODEC_ID_RAWVIDEO) {
529
put_be32(pb, 0); /* Temporal Quality */
530
put_be32(pb, 0x400); /* Spatial Quality = lossless*/
632
if (track->mode == MODE_MOV) {
633
put_tag(pb, "FFMP"); /* Vendor */
634
if(track->enc->codec_id == CODEC_ID_RAWVIDEO) {
635
put_be32(pb, 0); /* Temporal Quality */
636
put_be32(pb, 0x400); /* Spatial Quality = lossless*/
638
put_be32(pb, 0x200); /* Temporal Quality = normal */
639
put_be32(pb, 0x200); /* Spatial Quality = normal */
532
put_be32(pb, 0x200); /* Temporal Quality = normal */
533
put_be32(pb, 0x200); /* Spatial Quality = normal */
642
put_be32(pb, 0); /* Reserved */
643
put_be32(pb, 0); /* Reserved */
644
put_be32(pb, 0); /* Reserved */
535
646
put_be16(pb, track->enc->width); /* Video width */
536
647
put_be16(pb, track->enc->height); /* Video height */
897
1077
/* helper function to write a data tag with the specified string as data */
898
static int mov_write_string_data_tag(ByteIOContext *pb, MOVContext* mov,
899
AVFormatContext *s, const char *data)
901
int pos = url_ftell(pb);
902
put_be32(pb, 0); /* size */
906
put_buffer(pb, data, strlen(data));
907
return updateSize(pb, pos);
910
/* iTunes name of the song/movie */
911
static int mov_write_nam_tag(ByteIOContext *pb, MOVContext* mov,
916
int pos = url_ftell(pb);
917
put_be32(pb, 0); /* size */
918
put_tag(pb, "\251nam");
919
mov_write_string_data_tag(pb, mov, s, s->title);
920
size = updateSize(pb, pos);
925
/* iTunes name of the artist/performer */
926
static int mov_write_ART_tag(ByteIOContext *pb, MOVContext* mov,
930
if ( s->author[0] ) {
931
int pos = url_ftell(pb);
932
put_be32(pb, 0); /* size */
933
put_tag(pb, "\251ART");
934
// we use the author here as this is the only thing that we have...
935
mov_write_string_data_tag(pb, mov, s, s->author);
936
size = updateSize(pb, pos);
941
/* iTunes name of the writer */
942
static int mov_write_wrt_tag(ByteIOContext *pb, MOVContext* mov,
946
if ( s->author[0] ) {
947
int pos = url_ftell(pb);
948
put_be32(pb, 0); /* size */
949
put_tag(pb, "\251wrt");
950
mov_write_string_data_tag(pb, mov, s, s->author);
951
size = updateSize(pb, pos);
956
/* iTunes name of the album */
957
static int mov_write_alb_tag(ByteIOContext *pb, MOVContext* mov,
962
int pos = url_ftell(pb);
963
put_be32(pb, 0); /* size */
964
put_tag(pb, "\251alb");
965
mov_write_string_data_tag(pb, mov, s, s->album);
966
size = updateSize(pb, pos);
1078
static int mov_write_string_data_tag(ByteIOContext *pb, const char *data, int long_style)
1081
offset_t pos = url_ftell(pb);
1082
put_be32(pb, 0); /* size */
1083
put_tag(pb, "data");
1086
put_buffer(pb, data, strlen(data));
1087
return updateSize(pb, pos);
1089
put_be16(pb, strlen(data)); /* string length */
1091
put_buffer(pb, data, strlen(data));
1092
return strlen(data) + 4;
1096
static int mov_write_string_tag(ByteIOContext *pb, const char *name, const char *value, int long_style){
1098
if ( value && value[0] ) {
1099
offset_t pos = url_ftell(pb);
1100
put_be32(pb, 0); /* size */
1102
mov_write_string_data_tag(pb, value, long_style);
1103
size= updateSize(pb, pos);
971
1108
/* iTunes year */
972
static int mov_write_day_tag(ByteIOContext *pb, MOVContext* mov,
978
int pos = url_ftell(pb);
979
put_be32(pb, 0); /* size */
980
put_tag(pb, "\251day");
981
snprintf(year, 5, "%04d", s->year);
982
mov_write_string_data_tag(pb, mov, s, year);
983
size = updateSize(pb, pos);
988
/* iTunes tool used to create the file */
989
static int mov_write_too_tag(ByteIOContext *pb, MOVContext* mov,
992
int pos = url_ftell(pb);
993
put_be32(pb, 0); /* size */
994
put_tag(pb, "\251too");
995
mov_write_string_data_tag(pb, mov, s, LIBAVFORMAT_IDENT);
996
return updateSize(pb, pos);
1000
static int mov_write_cmt_tag(ByteIOContext *pb, MOVContext* mov,
1004
if ( s->comment[0] ) {
1005
int pos = url_ftell(pb);
1006
put_be32(pb, 0); /* size */
1007
put_tag(pb, "\251cmt");
1008
mov_write_string_data_tag(pb, mov, s, s->comment);
1009
size = updateSize(pb, pos);
1014
/* iTunes custom genre */
1015
static int mov_write_gen_tag(ByteIOContext *pb, MOVContext* mov,
1019
if ( s->genre[0] ) {
1020
int pos = url_ftell(pb);
1021
put_be32(pb, 0); /* size */
1022
put_tag(pb, "\251gen");
1023
mov_write_string_data_tag(pb, mov, s, s->genre);
1024
size = updateSize(pb, pos);
1109
static int mov_write_day_tag(ByteIOContext *pb, int year, int long_style)
1113
snprintf(year_str, sizeof(year_str), "%04d", year);
1114
return mov_write_string_tag(pb, "\251day", year_str, long_style);
1029
1119
/* iTunes track number */
1103
1194
/* iTunes meta data */
1104
1195
mov_write_meta_tag(pb, mov, s);
1197
if(mov->mode == MODE_MOV){ // the title field breaks gtkpod with mp4 and my suspicion is that stuff isnt valid in mp4
1106
1198
/* Requirements */
1107
for (i=0; i<MAX_STREAMS; i++) {
1199
for (i=0; i<mov->nb_streams; i++) {
1108
1200
if(mov->tracks[i].entry <= 0) continue;
1109
1201
if (mov->tracks[i].enc->codec_id == CODEC_ID_AAC ||
1110
1202
mov->tracks[i].enc->codec_id == CODEC_ID_MPEG4) {
1111
int pos = url_ftell(pb);
1112
put_be32(pb, 0); /* size */
1113
put_tag(pb, "\251req");
1114
put_be16(pb, sizeof("QuickTime 6.0 or greater") - 1);
1116
put_buffer(pb, "QuickTime 6.0 or greater",
1117
sizeof("QuickTime 6.0 or greater") - 1);
1118
updateSize(pb, pos);
1203
mov_write_string_tag(pb, "\251req", "QuickTime 6.0 or greater", 0);
1208
mov_write_string_tag(pb, "\251nam", s->title , 0);
1209
mov_write_string_tag(pb, "\251aut", s->author , 0);
1210
mov_write_string_tag(pb, "\251alb", s->album , 0);
1211
mov_write_day_tag(pb, s->year, 0);
1124
1212
if(mov->tracks[0].enc && !(mov->tracks[0].enc->flags & CODEC_FLAG_BITEXACT))
1126
int pos = url_ftell(pb);
1127
put_be32(pb, 0); /* size */
1128
put_tag(pb, "\251enc");
1129
put_be16(pb, sizeof(LIBAVFORMAT_IDENT) - 1); /* string length */
1131
put_buffer(pb, LIBAVFORMAT_IDENT, sizeof(LIBAVFORMAT_IDENT) - 1);
1132
updateSize(pb, pos);
1137
int pos = url_ftell(pb);
1138
put_be32(pb, 0); /* size */
1139
put_tag(pb, "\251nam");
1140
put_be16(pb, strlen(s->title)); /* string length */
1142
put_buffer(pb, s->title, strlen(s->title));
1143
updateSize(pb, pos);
1148
int pos = url_ftell(pb);
1149
put_be32(pb, 0); /* size */
1150
put_tag(pb, /*"\251aut"*/ "\251day" );
1151
put_be16(pb, strlen(s->author)); /* string length */
1153
put_buffer(pb, s->author, strlen(s->author));
1154
updateSize(pb, pos);
1159
int pos = url_ftell(pb);
1160
put_be32(pb, 0); /* size */
1161
put_tag(pb, "\251des");
1162
put_be16(pb, strlen(s->comment)); /* string length */
1164
put_buffer(pb, s->comment, strlen(s->comment));
1165
updateSize(pb, pos);
1213
mov_write_string_tag(pb, "\251enc", LIBAVFORMAT_IDENT, 0);
1214
mov_write_string_tag(pb, "\251des", s->comment , 0);
1215
mov_write_string_tag(pb, "\251gen", s->genre , 0);
1168
1218
return updateSize(pb, pos);
1222
static size_t ascii_to_wc (ByteIOContext *pb, char *b, size_t n)
1226
for (i = 0; i < n - 1; i++) {
1228
if (! (0x20 <= c && c <= 0x7f ))
1236
static uint16_t language_code (const char *str)
1238
return ((((str[0]-0x60) & 0x1F)<<10) + (((str[1]-0x60) & 0x1F)<<5) + ((str[2]-0x60) & 0x1F));
1241
static int mov_write_uuidusmt_tag (ByteIOContext *pb, AVFormatContext *s)
1244
offset_t pos, curpos;
1248
pos = url_ftell(pb);
1249
put_be32(pb, 0); /* size placeholder*/
1250
put_tag(pb, "uuid");
1251
put_tag(pb, "USMT");
1252
put_be32(pb, 0x21d24fce ); /* 96 bit UUID */
1253
put_be32(pb, 0xbb88695c );
1254
put_be32(pb, 0xfac9c740 );
1257
put_be32(pb, 0); /* size placeholder*/
1258
put_tag(pb, "MTDT");
1263
put_be16(pb, 0x0C); /* size */
1264
put_be32(pb, 0x0B); /* type */
1265
put_be16(pb, language_code("und")); /* language */
1266
put_be16(pb, 0x0); /* ? */
1267
put_be16(pb, 0x021C); /* data */
1271
len = strlen(LIBAVCODEC_IDENT)+1;
1272
put_be16(pb, len*2+10); /* size */
1273
put_be32(pb, 0x04); /* type */
1274
put_be16(pb, language_code("eng")); /* language */
1275
put_be16(pb, 0x01); /* ? */
1276
ascii_to_wc(pb, LIBAVCODEC_IDENT, len);
1280
len = strlen(s->title)+1;
1281
put_be16(pb, len*2+10); /* size */
1282
put_be32(pb, 0x01); /* type */
1283
put_be16(pb, language_code("eng")); /* language */
1284
put_be16(pb, 0x01); /* ? */
1285
ascii_to_wc (pb, s->title, len);
1289
// snprintf(dt,32,"%04d/%02d/%02d %02d:%02d:%02d",t_st->tm_year+1900,t_st->tm_mon+1,t_st->tm_mday,t_st->tm_hour,t_st->tm_min,t_st->tm_sec);
1290
len = strlen("2006/04/01 11:11:11")+1;
1291
put_be16(pb, len*2+10); /* size */
1292
put_be32(pb, 0x03); /* type */
1293
put_be16(pb, language_code("und")); /* language */
1294
put_be16(pb, 0x01); /* ? */
1295
ascii_to_wc (pb, "2006/04/01 11:11:11", len);
1299
curpos = url_ftell(pb);
1300
url_fseek(pb, pos, SEEK_SET);
1302
url_fseek(pb, pos+24, SEEK_SET);
1303
put_be32(pb, size-24);
1304
url_fseek(pb, curpos, SEEK_SET);
1171
1310
static int mov_write_moov_tag(ByteIOContext *pb, MOVContext *mov,
1172
1311
AVFormatContext *s)
1175
pos = url_ftell(pb);
1314
offset_t pos = url_ftell(pb);
1176
1315
put_be32(pb, 0); /* size placeholder*/
1177
1316
put_tag(pb, "moov");
1178
1317
mov->timescale = globalTimescale;
1180
for (i=0; i<MAX_STREAMS; i++) {
1319
for (i=0; i<mov->nb_streams; i++) {
1181
1320
if(mov->tracks[i].entry <= 0) continue;
1183
if(mov->tracks[i].enc->codec_type == CODEC_TYPE_VIDEO) {
1184
mov->tracks[i].timescale = mov->tracks[i].enc->time_base.den;
1185
mov->tracks[i].sampleDuration = mov->tracks[i].enc->time_base.num;
1187
else if(mov->tracks[i].enc->codec_type == CODEC_TYPE_AUDIO) {
1188
/* If AMR, track timescale = 8000, AMR_WB = 16000 */
1189
if(mov->tracks[i].enc->codec_id == CODEC_ID_AMR_NB) {
1190
mov->tracks[i].sampleDuration = 160; // Bytes per chunk
1191
mov->tracks[i].timescale = 8000;
1194
mov->tracks[i].timescale = mov->tracks[i].enc->sample_rate;
1195
mov->tracks[i].sampleDuration = mov->tracks[i].enc->frame_size;
1199
1322
mov->tracks[i].trackDuration =
1200
mov->tracks[i].sampleCount * mov->tracks[i].sampleDuration;
1323
(int64_t)mov->tracks[i].sampleCount * mov->tracks[i].sampleDuration;
1201
1324
mov->tracks[i].time = mov->time;
1202
1325
mov->tracks[i].trackID = i+1;
1205
1328
mov_write_mvhd_tag(pb, mov);
1206
1329
//mov_write_iods_tag(pb, mov);
1207
for (i=0; i<MAX_STREAMS; i++) {
1330
for (i=0; i<mov->nb_streams; i++) {
1208
1331
if(mov->tracks[i].entry > 0) {
1209
1332
mov_write_trak_tag(pb, &(mov->tracks[i]));
1336
if (mov->mode == MODE_PSP)
1337
mov_write_uuidusmt_tag(pb, s);
1213
1339
mov_write_udta_tag(pb, mov, s);
1215
1341
return updateSize(pb, pos);
1218
int mov_write_mdat_tag(ByteIOContext *pb, MOVContext* mov)
1344
static int mov_write_mdat_tag(ByteIOContext *pb, MOVContext* mov)
1346
put_be32(pb, 8); // placeholder for extended size field (64 bit)
1347
put_tag(pb, mov->mode == MODE_MOV ? "wide" : "free");
1220
1349
mov->mdat_pos = url_ftell(pb);
1221
1350
put_be32(pb, 0); /* size placeholder*/
1222
1351
put_tag(pb, "mdat");
1368
1510
MOVContext *mov = s->priv_data;
1369
1511
ByteIOContext *pb = &s->pb;
1370
AVCodecContext *enc = s->streams[pkt->stream_index]->codec;
1371
MOVTrack* trk = &mov->tracks[pkt->stream_index];
1512
MOVTrack *trk = &mov->tracks[pkt->stream_index];
1513
AVCodecContext *enc = trk->enc;
1373
1514
unsigned int samplesInChunk = 0;
1374
1515
int size= pkt->size;
1376
1517
if (url_is_streamed(&s->pb)) return 0; /* Can't handle that */
1377
1518
if (!size) return 0; /* Discard 0 sized packets */
1379
if (enc->codec_type == CODEC_TYPE_VIDEO ) {
1520
if (enc->codec_id == CODEC_ID_AMR_NB) {
1521
/* We must find out how many AMR blocks there are in one packet */
1522
static uint16_t packed_size[16] =
1523
{13, 14, 16, 18, 20, 21, 27, 32, 6, 0, 0, 0, 0, 0, 0, 0};
1526
while (len < size && samplesInChunk < 100) {
1527
len += packed_size[(pkt->data[len] >> 3) & 0x0F];
1530
if(samplesInChunk > 1){
1531
av_log(s, AV_LOG_ERROR, "fatal error, input is not a single packet, inplement a AVParser for it\n");
1534
} else if (trk->sampleSize)
1535
samplesInChunk = size/trk->sampleSize;
1380
1537
samplesInChunk = 1;
1382
else if (enc->codec_type == CODEC_TYPE_AUDIO ) {
1383
if( enc->codec_id == CODEC_ID_AMR_NB) {
1384
/* We must find out how many AMR blocks there are in one packet */
1385
static uint16_t packed_size[16] =
1386
{13, 14, 16, 18, 20, 21, 27, 32, 6, 0, 0, 0, 0, 0, 0, 0};
1389
while (len < size && samplesInChunk < 100) {
1390
len += packed_size[(pkt->data[len] >> 3) & 0x0F];
1394
else if(enc->codec_id == CODEC_ID_PCM_ALAW) {
1395
samplesInChunk = size/enc->channels;
1397
else if(enc->codec_id == CODEC_ID_PCM_S16BE || enc->codec_id == CODEC_ID_PCM_S16LE) {
1398
samplesInChunk = size/(2*enc->channels);
1405
if ((enc->codec_id == CODEC_ID_MPEG4 || enc->codec_id == CODEC_ID_AAC)
1406
&& trk->vosLen == 0) {
1407
// assert(enc->extradata_size);
1539
/* copy extradata if it exists */
1540
if (trk->vosLen == 0 && enc->extradata_size > 0) {
1409
1541
trk->vosLen = enc->extradata_size;
1410
1542
trk->vosData = av_malloc(trk->vosLen);
1411
1543
memcpy(trk->vosData, enc->extradata, trk->vosLen);
1414
cl = trk->entry / MOV_INDEX_CLUSTER_SIZE;
1415
id = trk->entry % MOV_INDEX_CLUSTER_SIZE;
1546
if (enc->codec_id == CODEC_ID_H264 && trk->vosLen > 0 && *(uint8_t *)trk->vosData != 1) {
1547
/* from x264 or from bytestream h264 */
1548
/* nal reformating needed */
1549
avc_parse_nal_units(&pkt->data, &pkt->size);
1417
if (trk->ents_allocated <= trk->entry) {
1418
trk->cluster = av_realloc(trk->cluster, (cl+1)*sizeof(void*));
1554
if (!(trk->entry % MOV_INDEX_CLUSTER_SIZE)) {
1555
trk->cluster = av_realloc(trk->cluster, (trk->entry + MOV_INDEX_CLUSTER_SIZE) * sizeof(*trk->cluster));
1419
1556
if (!trk->cluster)
1421
trk->cluster[cl] = av_malloc(MOV_INDEX_CLUSTER_SIZE*sizeof(MOVIentry));
1422
if (!trk->cluster[cl])
1424
trk->ents_allocated += MOV_INDEX_CLUSTER_SIZE;
1426
if (mov->mdat_written == 0) {
1427
mov_write_mdat_tag(pb, mov);
1428
mov->mdat_written = 1;
1429
mov->time = s->timestamp + 0x7C25B080; //1970 based -> 1904 based
1432
trk->cluster[cl][id].pos = url_ftell(pb);
1433
trk->cluster[cl][id].samplesInChunk = samplesInChunk;
1434
trk->cluster[cl][id].size = size;
1435
trk->cluster[cl][id].entries = samplesInChunk;
1560
trk->cluster[trk->entry].pos = url_ftell(pb);
1561
trk->cluster[trk->entry].samplesInChunk = samplesInChunk;
1562
trk->cluster[trk->entry].size = size;
1563
trk->cluster[trk->entry].entries = samplesInChunk;
1436
1564
if(enc->codec_type == CODEC_TYPE_VIDEO) {
1437
trk->cluster[cl][id].key_frame = !!(pkt->flags & PKT_FLAG_KEY);
1438
if(trk->cluster[cl][id].key_frame)
1439
trk->hasKeyframes = 1;
1565
if (pkt->dts != pkt->pts)
1566
trk->hasBframes = 1;
1567
trk->cluster[trk->entry].cts = pkt->pts - pkt->dts;
1568
trk->cluster[trk->entry].key_frame = !!(pkt->flags & PKT_FLAG_KEY);
1569
if(trk->cluster[trk->entry].key_frame)
1570
trk->hasKeyframes++;
1443
1573
trk->sampleCount += samplesInChunk;
1444
trk->mdat_size += size;
1574
mov->mdat_size += size;
1446
1576
put_buffer(pb, pkt->data, size);