73
89
return curpos - pos;
92
/* Chunk offset atom */
76
93
static int mov_write_stco_tag(ByteIOContext *pb, MOVTrack* track)
79
put_be32(pb, 16+track->entry*4); /* size */
96
int mode64 = 0; // use 32 bit size variant if possible
97
offset_t pos = url_ftell(pb);
98
put_be32(pb, 0); /* size */
99
if (pos > UINT32_MAX) {
81
104
put_be32(pb, 0); /* version & flags */
82
105
put_be32(pb, track->entry); /* entry count */
83
106
for (i=0; i<track->entry; i++) {
84
int cl = i / MOV_INDEX_CLUSTER_SIZE;
85
int id = i % MOV_INDEX_CLUSTER_SIZE;
86
put_be32(pb, track->cluster[cl][id].pos);
108
put_be64(pb, track->cluster[i].pos);
110
put_be32(pb, track->cluster[i].pos);
88
return 16+track->entry*4;
112
return updateSize (pb, pos);
115
/* Sample size atom */
91
116
static int mov_write_stsz_tag(ByteIOContext *pb, MOVTrack* track)
119
int i, j, entries = 0, tst = -1, oldtst = -1;
95
if(track->cluster[0][0].entries != 0)
98
size = 20+track->samples*4;
99
put_be32(pb, size); /* size */
121
offset_t pos = url_ftell(pb);
122
put_be32(pb, 0); /* size */
100
123
put_tag(pb, "stsz");
101
124
put_be32(pb, 0); /* version & flags */
103
/* TODO: Ugly (and false) assumption: if we have a chunk of samples, assume
104
* all sizes are same */
105
if(track->cluster[0][0].entries != 0) {
106
int sSize = track->cluster[0][0].len/track->cluster[0][0].entries;
107
put_be32(pb, sSize); /* sample size */
108
put_be32(pb, track->samples); /* sample count */
112
put_be32(pb, 0); /* sample size */
113
put_be32(pb, track->samples); /* sample count */
114
for (i=0; i<track->samples; i++) {
115
int cl = i / MOV_INDEX_CLUSTER_SIZE;
116
int id = i % MOV_INDEX_CLUSTER_SIZE;
117
put_be32(pb, track->cluster[cl][id].len);
126
for (i=0; i<track->entry; i++) {
127
tst = track->cluster[i].size/track->cluster[i].entries;
128
if(oldtst != -1 && tst != oldtst) {
132
entries += track->cluster[i].entries;
135
int sSize = track->cluster[0].size/track->cluster[0].entries;
136
put_be32(pb, sSize); // sample size
137
put_be32(pb, entries); // sample count
140
put_be32(pb, 0); // sample size
141
put_be32(pb, entries); // sample count
142
for (i=0; i<track->entry; i++) {
143
for ( j=0; j<track->cluster[i].entries; j++) {
144
put_be32(pb, track->cluster[i].size /
145
track->cluster[i].entries);
149
return updateSize (pb, pos);
152
/* Sample to chunk atom */
123
153
static int mov_write_stsc_tag(ByteIOContext *pb, MOVTrack* track)
126
if(track->cluster[0][0].entries != 0)
127
size = 16+track->entry*4*3;
130
put_be32(pb, size); // size
155
int index = 0, oldval = -1, i;
156
offset_t entryPos, curpos;
158
offset_t pos = url_ftell(pb);
159
put_be32(pb, 0); /* size */
131
160
put_tag(pb, "stsc");
132
put_be32(pb, 0); // version & flags
133
if(track->cluster[0][0].entries != 0) {
135
put_be32(pb, track->entry); // entry count
136
for (i=0; i<track->entry; i++) {
137
int cl = i / MOV_INDEX_CLUSTER_SIZE;
138
int id = i % MOV_INDEX_CLUSTER_SIZE;
139
put_be32(pb, i+1); // first chunk
140
put_be32(pb, track->cluster[cl][id].entries);
141
put_be32(pb, 0x1); // sample description index
161
put_be32(pb, 0); // version & flags
162
entryPos = url_ftell(pb);
163
put_be32(pb, track->entry); // entry count
164
for (i=0; i<track->entry; i++) {
165
if(oldval != track->cluster[i].samplesInChunk)
167
put_be32(pb, i+1); // first chunk
168
put_be32(pb, track->cluster[i].samplesInChunk); // samples per chunk
169
put_be32(pb, 0x1); // sample description index
170
oldval = track->cluster[i].samplesInChunk;
145
put_be32(pb, 1); // entry count
146
put_be32(pb, 0x1); // first chunk
147
put_be32(pb, 0x1); // samples per chunk
148
put_be32(pb, 0x1); // sample description index
174
curpos = url_ftell(pb);
175
url_fseek(pb, entryPos, SEEK_SET);
176
put_be32(pb, index); // rewrite size
177
url_fseek(pb, curpos, SEEK_SET);
179
return updateSize (pb, pos);
155
static int mov_write_stss_tag(ByteIOContext *pb) //TRA OK
182
/* Sync sample atom */
183
static int mov_write_stss_tag(ByteIOContext *pb, MOVTrack* track)
157
put_be32(pb, 0x14); /* size */
185
offset_t curpos, entryPos;
187
offset_t pos = url_ftell(pb);
188
put_be32(pb, 0); // size
158
189
put_tag(pb, "stss");
159
put_be32(pb, 0); /* version & flags */
160
put_be32(pb, 1); /* entry count */
161
put_be32(pb, 0x1); /* sample number */
190
put_be32(pb, 0); // version & flags
191
entryPos = url_ftell(pb);
192
put_be32(pb, track->entry); // entry count
193
for (i=0; i<track->entry; i++) {
194
if(track->cluster[i].key_frame == 1) {
199
curpos = url_ftell(pb);
200
url_fseek(pb, entryPos, SEEK_SET);
201
put_be32(pb, index); // rewrite size
202
url_fseek(pb, curpos, SEEK_SET);
203
return updateSize (pb, pos);
165
static int mov_write_damr_tag(ByteIOContext *pb)
206
static int mov_write_amr_tag(ByteIOContext *pb, MOVTrack *track)
167
208
put_be32(pb, 0x11); /* size */
209
if (track->mode == MODE_MOV) put_tag(pb, "samr");
210
else put_tag(pb, "damr");
169
211
put_tag(pb, "FFMP");
171
put_be16(pb, 0x81ff); /* Mode set (all modes for AMR_NB) */
172
put_be16(pb, 1); /* Mode change period (no restriction) */
212
put_byte(pb, 0); /* decoder version */
214
put_be16(pb, 0x81FF); /* Mode set (all modes for AMR_NB) */
215
put_byte(pb, 0x00); /* Mode change period (no restriction) */
216
put_byte(pb, 0x01); /* Frames per sample */
176
static int mov_write_samr_tag(ByteIOContext *pb, MOVTrack* track)
178
int pos = url_ftell(pb);
220
static int mov_write_enda_tag(ByteIOContext *pb)
224
put_be16(pb, 1); /* little endian */
228
static unsigned int descrLength(unsigned int len)
231
for(i=1; len>>(7*i); i++);
235
static void putDescr(ByteIOContext *pb, int tag, unsigned int size)
237
int i= descrLength(size) - size - 2;
240
put_byte(pb, (size>>(7*i)) | 0x80);
241
put_byte(pb, size & 0x7F);
244
static int mov_write_esds_tag(ByteIOContext *pb, MOVTrack* track) // Basic
246
offset_t pos = url_ftell(pb);
247
int decoderSpecificInfoLen = track->vosLen ? descrLength(track->vosLen):0;
249
put_be32(pb, 0); // size
251
put_be32(pb, 0); // Version
254
putDescr(pb, 0x03, 3 + descrLength(13 + decoderSpecificInfoLen) +
256
put_be16(pb, track->trackID);
257
put_byte(pb, 0x00); // flags (= no flags)
259
// DecoderConfig descriptor
260
putDescr(pb, 0x04, 13 + decoderSpecificInfoLen);
262
// Object type indication
263
put_byte(pb, codec_get_tag(ff_mov_obj_type, track->enc->codec_id));
265
// the following fields is made of 6 bits to identify the streamtype (4 for video, 5 for audio)
266
// plus 1 bit to indicate upstream and 1 bit set to 1 (reserved)
267
if(track->enc->codec_type == CODEC_TYPE_AUDIO)
268
put_byte(pb, 0x15); // flags (= Audiostream)
270
put_byte(pb, 0x11); // flags (= Visualstream)
272
put_byte(pb, track->enc->rc_buffer_size>>(3+16)); // Buffersize DB (24 bits)
273
put_be16(pb, (track->enc->rc_buffer_size>>3)&0xFFFF); // Buffersize DB
275
put_be32(pb, FFMAX(track->enc->bit_rate, track->enc->rc_max_rate)); // maxbitrate (FIXME should be max rate in any 1 sec window)
276
if(track->enc->rc_max_rate != track->enc->rc_min_rate || track->enc->rc_min_rate==0)
277
put_be32(pb, 0); // vbr
279
put_be32(pb, track->enc->rc_max_rate); // avg bitrate
283
// DecoderSpecific info descriptor
284
putDescr(pb, 0x05, track->vosLen);
285
put_buffer(pb, track->vosData, track->vosLen);
290
putDescr(pb, 0x06, 1);
292
return updateSize (pb, pos);
295
static int mov_write_wave_tag(ByteIOContext *pb, MOVTrack* track)
297
offset_t pos = url_ftell(pb);
299
put_be32(pb, 0); /* size */
302
put_be32(pb, 12); /* size */
304
put_le32(pb, track->tag);
306
if (track->enc->codec_id == CODEC_ID_AAC) {
307
/* useless atom needed by mplayer, ipod, not needed by quicktime */
308
put_be32(pb, 12); /* size */
311
mov_write_esds_tag(pb, track);
312
} else if (track->enc->codec_id == CODEC_ID_PCM_S24LE ||
313
track->enc->codec_id == CODEC_ID_PCM_S32LE) {
314
mov_write_enda_tag(pb);
315
} else if (track->enc->codec_id == CODEC_ID_AMR_NB) {
316
mov_write_amr_tag(pb, track);
319
put_be32(pb, 8); /* size */
320
put_be32(pb, 0); /* null tag */
322
return updateSize (pb, pos);
325
static const AVCodecTag codec_movaudio_tags[] = {
326
{ CODEC_ID_PCM_MULAW, MKTAG('u', 'l', 'a', 'w') },
327
{ CODEC_ID_PCM_ALAW, MKTAG('a', 'l', 'a', 'w') },
328
{ CODEC_ID_ADPCM_IMA_QT, MKTAG('i', 'm', 'a', '4') },
329
{ CODEC_ID_MACE3, MKTAG('M', 'A', 'C', '3') },
330
{ CODEC_ID_MACE6, MKTAG('M', 'A', 'C', '6') },
331
{ CODEC_ID_AAC, MKTAG('m', 'p', '4', 'a') },
332
{ CODEC_ID_AMR_NB, MKTAG('s', 'a', 'm', 'r') },
333
{ CODEC_ID_AMR_WB, MKTAG('s', 'a', 'w', 'b') },
334
{ CODEC_ID_PCM_S16BE, MKTAG('t', 'w', 'o', 's') },
335
{ CODEC_ID_PCM_S16LE, MKTAG('s', 'o', 'w', 't') },
336
{ CODEC_ID_PCM_S24BE, MKTAG('i', 'n', '2', '4') },
337
{ CODEC_ID_PCM_S24LE, MKTAG('i', 'n', '2', '4') },
338
{ CODEC_ID_PCM_S32BE, MKTAG('i', 'n', '3', '2') },
339
{ CODEC_ID_PCM_S32LE, MKTAG('i', 'n', '3', '2') },
340
{ CODEC_ID_MP3, MKTAG('.', 'm', 'p', '3') },
341
{ CODEC_ID_NONE, 0 },
344
static int mov_write_audio_tag(ByteIOContext *pb, MOVTrack* track)
346
offset_t pos = url_ftell(pb);
347
int version = track->mode == MODE_MOV &&
349
track->enc->codec_id == CODEC_ID_PCM_S32LE ||
350
track->enc->codec_id == CODEC_ID_PCM_S24LE);
179
352
put_be32(pb, 0); /* size */
180
/* "samr" for AMR NB, "sawb" for AMR WB */
353
put_le32(pb, track->tag); // store it byteswapped
182
354
put_be32(pb, 0); /* Reserved */
183
355
put_be16(pb, 0); /* Reserved */
184
356
put_be16(pb, 1); /* Data-reference index, XXX == 1 */
185
put_be32(pb, 0); /* Reserved */
186
put_be32(pb, 0); /* Reserved */
188
put_be16(pb, 2); /* Reserved */
189
put_be16(pb, 0x10); /* Reserved */
190
put_be32(pb, 0); /* Reserved */
358
/* SoundDescription */
359
put_be16(pb, version); /* Version */
360
put_be16(pb, 0); /* Revision level */
361
put_be32(pb, 0); /* Reserved */
363
put_be16(pb, track->mode == MODE_MOV ? track->enc->channels : 2); /* Number of channels */
364
/* FIXME 8 bit for 'raw ' in mov */
365
put_be16(pb, 16); /* Reserved */
367
put_be16(pb, track->mode == MODE_MOV && track->audio_vbr ? -2 : 0); /* compression ID */
368
put_be16(pb, 0); /* packet size (= 0) */
191
369
put_be16(pb, track->timescale); /* Time scale */
192
370
put_be16(pb, 0); /* Reserved */
194
mov_write_damr_tag(pb);
372
if(version == 1) { /* SoundDescription V1 extended info */
373
put_be32(pb, track->enc->frame_size); /* Samples per packet */
374
put_be32(pb, track->sampleSize / track->enc->channels); /* Bytes per packet */
375
put_be32(pb, track->sampleSize); /* Bytes per frame */
376
put_be32(pb, 2); /* Bytes per sample */
379
if(track->mode == MODE_MOV &&
380
(track->enc->codec_id == CODEC_ID_AAC ||
381
track->enc->codec_id == CODEC_ID_AMR_NB ||
382
track->enc->codec_id == CODEC_ID_PCM_S24LE ||
383
track->enc->codec_id == CODEC_ID_PCM_S32LE))
384
mov_write_wave_tag(pb, track);
385
else if(track->enc->codec_id == CODEC_ID_AAC)
386
mov_write_esds_tag(pb, track);
387
else if(track->enc->codec_id == CODEC_ID_AMR_NB)
388
mov_write_amr_tag(pb, track);
195
390
return updateSize (pb, pos);
200
395
put_be32(pb, 0xf); /* size */
201
396
put_tag(pb, "d263");
202
397
put_tag(pb, "FFMP");
398
put_byte(pb, 0); /* decoder version */
399
/* FIXME use AVCodecContext level/profile, when encoder will set values */
400
put_byte(pb, 0xa); /* level */
401
put_byte(pb, 0); /* profile */
208
static int mov_write_s263_tag(ByteIOContext *pb, MOVTrack* track)
210
int pos = url_ftell(pb);
405
/* TODO: No idea about these values */
406
static int mov_write_svq3_tag(ByteIOContext *pb)
412
put_be32(pb, 0xe2c0211d);
413
put_be32(pb, 0xc0000000);
418
static uint8_t *avc_find_startcode( uint8_t *p, uint8_t *end )
420
uint8_t *a = p + 4 - ((int)p & 3);
422
for( end -= 3; p < a && p < end; p++ ) {
423
if( p[0] == 0 && p[1] == 0 && p[2] == 1 )
427
for( end -= 3; p < end; p += 4 ) {
428
uint32_t x = *(uint32_t*)p;
429
// if( (x - 0x01000100) & (~x) & 0x80008000 ) // little endian
430
// if( (x - 0x00010001) & (~x) & 0x00800080 ) // big endian
431
if( (x - 0x01010101) & (~x) & 0x80808080 ) { // generic
433
if( p[0] == 0 && p[2] == 1 )
435
if( p[2] == 0 && p[3] == 1 )
439
if( p[2] == 0 && p[4] == 1 )
441
if( p[4] == 0 && p[5] == 1 )
447
for( end += 3; p < end; p++ ) {
448
if( p[0] == 0 && p[1] == 0 && p[2] == 1 )
455
static void avc_parse_nal_units(uint8_t **buf, int *size)
459
uint8_t *end = p + *size;
460
uint8_t *nal_start, *nal_end;
462
url_open_dyn_buf(&pb);
463
nal_start = avc_find_startcode(p, end);
464
while (nal_start < end) {
465
while(!*(nal_start++));
466
nal_end = avc_find_startcode(nal_start, end);
467
put_be32(&pb, nal_end - nal_start);
468
put_buffer(&pb, nal_start, nal_end - nal_start);
472
*size = url_close_dyn_buf(&pb, buf);
475
static int mov_write_avcc_tag(ByteIOContext *pb, MOVTrack *track)
477
offset_t pos = url_ftell(pb);
481
if (track->vosLen > 6) {
482
/* check for h264 start code */
483
if (AV_RB32(track->vosData) == 0x00000001) {
485
uint32_t sps_size=0, pps_size=0;
486
uint8_t *sps=0, *pps=0;
488
avc_parse_nal_units(&track->vosData, &track->vosLen);
489
buf = track->vosData;
490
end = track->vosData + track->vosLen;
492
/* look for sps and pps */
497
nal_type = buf[4] & 0x1f;
498
if (nal_type == 7) { /* SPS */
501
} else if (nal_type == 8) { /* PPS */
510
put_byte(pb, 1); /* version */
511
put_byte(pb, sps[1]); /* profile */
512
put_byte(pb, sps[2]); /* profile compat */
513
put_byte(pb, sps[3]); /* level */
514
put_byte(pb, 0xff); /* 6 bits reserved (111111) + 2 bits nal size length - 1 (11) */
515
put_byte(pb, 0xe1); /* 3 bits reserved (111) + 5 bits number of sps (00001) */
517
put_be16(pb, sps_size);
518
put_buffer(pb, sps, sps_size);
519
put_byte(pb, 1); /* number of pps */
520
put_be16(pb, pps_size);
521
put_buffer(pb, pps, pps_size);
523
put_buffer(pb, track->vosData, track->vosLen);
526
return updateSize(pb, pos);
529
static const AVCodecTag codec_movvideo_tags[] = {
530
{ CODEC_ID_SVQ1, MKTAG('S', 'V', 'Q', '1') },
531
{ CODEC_ID_SVQ3, MKTAG('S', 'V', 'Q', '3') },
532
{ CODEC_ID_MPEG4, MKTAG('m', 'p', '4', 'v') },
533
{ CODEC_ID_H263, MKTAG('h', '2', '6', '3') },
534
{ CODEC_ID_H263, MKTAG('s', '2', '6', '3') },
535
{ CODEC_ID_H264, MKTAG('a', 'v', 'c', '1') },
536
/* special handling in mov_find_video_codec_tag */
537
{ CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'c', ' ') }, /* DV NTSC */
538
{ CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'c', 'p') }, /* DV PAL */
539
{ CODEC_ID_DVVIDEO, MKTAG('d', 'v', 'p', 'p') }, /* DVCPRO PAL */
540
{ CODEC_ID_DVVIDEO, MKTAG('d', 'v', '5', 'n') }, /* DVCPRO50 NTSC */
541
{ CODEC_ID_DVVIDEO, MKTAG('d', 'v', '5', 'p') }, /* DVCPRO50 PAL */
542
{ CODEC_ID_NONE, 0 },
545
static int mov_find_video_codec_tag(AVFormatContext *s, MOVTrack *track)
547
int tag = track->enc->codec_tag;
549
if (track->enc->codec_id == CODEC_ID_DVVIDEO) {
550
if (track->enc->height == 480) { /* NTSC */
551
if (track->enc->pix_fmt == PIX_FMT_YUV422P)
552
tag = MKTAG('d', 'v', '5', 'n');
554
tag = MKTAG('d', 'v', 'c', ' ');
555
} else { /* assume PAL */
556
if (track->enc->pix_fmt == PIX_FMT_YUV422P)
557
tag = MKTAG('d', 'v', '5', 'p');
558
else if (track->enc->pix_fmt == PIX_FMT_YUV420P)
559
tag = MKTAG('d', 'v', 'c', 'p');
561
tag = MKTAG('d', 'v', 'p', 'p');
563
} else if (track->enc->codec_id == CODEC_ID_H263) {
564
if (track->mode == MODE_MOV)
565
tag = MKTAG('h', '2', '6', '3');
567
tag = MKTAG('s', '2', '6', '3');
569
tag = codec_get_tag(codec_movvideo_tags, track->enc->codec_id);
572
// if no mac fcc found, try with Microsoft tags
574
tag = codec_get_tag(codec_bmp_tags, track->enc->codec_id);
576
av_log(s, AV_LOG_INFO, "Warning, using MS style video codec tag, the file may be unplayable!\n");
583
static int mov_find_audio_codec_tag(AVFormatContext *s, MOVTrack *track)
585
int tag = track->enc->codec_tag;
587
tag = codec_get_tag(codec_movaudio_tags, track->enc->codec_id);
589
// if no mac fcc found, try with Microsoft tags
591
int ms_tag = codec_get_tag(codec_wav_tags, track->enc->codec_id);
593
tag = MKTAG('m', 's', ((ms_tag >> 8) & 0xff), (ms_tag & 0xff));
594
av_log(s, AV_LOG_INFO, "Warning, using MS style audio codec tag, the file may be unplayable!\n");
601
static int mov_write_video_tag(ByteIOContext *pb, MOVTrack* track)
603
offset_t pos = url_ftell(pb);
604
char compressor_name[32];
211
606
put_be32(pb, 0); /* size */
607
put_le32(pb, track->tag); // store it byteswapped
213
608
put_be32(pb, 0); /* Reserved */
214
609
put_be16(pb, 0); /* Reserved */
215
610
put_be16(pb, 1); /* Data-reference index */
216
put_be32(pb, 0); /* Reserved */
217
put_be32(pb, 0); /* Reserved */
218
put_be32(pb, 0); /* Reserved */
219
put_be32(pb, 0); /* Reserved */
612
put_be16(pb, 0); /* Codec stream version */
613
put_be16(pb, 0); /* Codec stream revision (=0) */
614
if (track->mode == MODE_MOV) {
615
put_tag(pb, "FFMP"); /* Vendor */
616
if(track->enc->codec_id == CODEC_ID_RAWVIDEO) {
617
put_be32(pb, 0); /* Temporal Quality */
618
put_be32(pb, 0x400); /* Spatial Quality = lossless*/
620
put_be32(pb, 0x200); /* Temporal Quality = normal */
621
put_be32(pb, 0x200); /* Spatial Quality = normal */
624
put_be32(pb, 0); /* Reserved */
625
put_be32(pb, 0); /* Reserved */
626
put_be32(pb, 0); /* Reserved */
220
628
put_be16(pb, track->enc->width); /* Video width */
221
629
put_be16(pb, track->enc->height); /* Video height */
222
put_be32(pb, 0x00480000); /* Reserved */
223
put_be32(pb, 0x00480000); /* Reserved */
224
put_be32(pb, 0); /* Reserved */
225
put_be16(pb, 1); /* Reserved */
226
put_be32(pb, 0); /* Reserved */
227
put_be32(pb, 0); /* Reserved */
228
put_be32(pb, 0); /* Reserved */
229
put_be32(pb, 0); /* Reserved */
230
put_be32(pb, 0); /* Reserved */
231
put_be32(pb, 0); /* Reserved */
232
put_be32(pb, 0); /* Reserved */
233
put_be32(pb, 0); /* Reserved */
630
put_be32(pb, 0x00480000); /* Horizontal resolution 72dpi */
631
put_be32(pb, 0x00480000); /* Vertical resolution 72dpi */
632
put_be32(pb, 0); /* Data size (= 0) */
633
put_be16(pb, 1); /* Frame count (= 1) */
635
memset(compressor_name,0,32);
636
/* FIXME not sure, ISO 14496-1 draft where it shall be set to 0 */
637
if (track->mode == MODE_MOV && track->enc->codec && track->enc->codec->name)
638
strncpy(compressor_name,track->enc->codec->name,31);
639
put_byte(pb, strlen(compressor_name));
640
put_buffer(pb, compressor_name, 31);
234
642
put_be16(pb, 0x18); /* Reserved */
235
643
put_be16(pb, 0xffff); /* Reserved */
236
mov_write_d263_tag(pb);
644
if(track->enc->codec_id == CODEC_ID_MPEG4)
645
mov_write_esds_tag(pb, track);
646
else if(track->enc->codec_id == CODEC_ID_H263)
647
mov_write_d263_tag(pb);
648
else if(track->enc->codec_id == CODEC_ID_SVQ3)
649
mov_write_svq3_tag(pb);
650
else if(track->enc->codec_id == CODEC_ID_H264)
651
mov_write_avcc_tag(pb, track);
237
653
return updateSize (pb, pos);
240
static unsigned int esdsLength(unsigned int len)
242
unsigned int result = 0;
243
unsigned char b = len & 0x7f;
245
b = (len >> 8) & 0x7f;
246
result += (b + 0x80) << 8;
247
b = (len >> 16) & 0x7f;
248
result += (b + 0x80) << 16;
249
b = (len >> 24) & 0x7f;
250
result += (b + 0x80) << 24;
254
static int mov_write_esds_tag(ByteIOContext *pb, MOVTrack* track) // Basic
256
put_be32(pb, track->vosLen+18+14+17);
258
put_be32(pb, 0); // Version
260
put_byte(pb, 0x03); // tag = ES_DescriptorTag
261
put_be32(pb, esdsLength(track->vosLen+18+14)); // Length
262
put_be16(pb, 0x0001); // ID (= 1)
263
put_byte(pb, 0x00); // flags (= no flags)
265
// Decoderconfigdescriptor = 4
266
put_byte(pb, 0x04); // tag = DecoderConfigDescriptor
267
put_be32(pb, esdsLength(track->vosLen+18)); // Length
268
put_byte(pb, 0x20); // Object type indication (Visual 14496-2)
269
put_byte(pb, 0x11); // flags (= Visualstream)
270
put_byte(pb, 0x0); // Buffersize DB (24 bits)
271
put_be16(pb, 0x0dd2); // Buffersize DB
273
// TODO: find real values for these
274
put_be32(pb, 0x0002e918); // maxbitrate
275
put_be32(pb, 0x00017e6b); // avg bitrate
277
// Decoderspecific info Tag = 5
278
put_byte(pb, 0x05); // tag = Decoderspecific info
279
put_be32(pb, esdsLength(track->vosLen)); // length
280
put_buffer(pb, track->vosData, track->vosLen);
283
put_be32(pb, esdsLength(1)); // length
285
return track->vosLen+18+14+17;
288
static int mov_write_mp4v_tag(ByteIOContext *pb, MOVTrack* track) // Basic
290
int pos = url_ftell(pb);
294
put_be32(pb, 0); // Reserved
295
put_be16(pb, 0); // Reserved
296
put_be16(pb, 1); // Data-reference index
297
put_be32(pb, 0); // Reserved
298
put_be32(pb, 0); // Reserved
299
put_be32(pb, 0); // Reserved
300
put_be32(pb, 0); // Reserved
301
put_be16(pb, track->enc->width); // Width
302
put_be16(pb, track->enc->height); // Height
303
put_be32(pb, 0x00480000); // Reserved
304
put_be32(pb, 0x00480000); // Reserved
305
put_be32(pb, 0); // Reserved
306
put_be16(pb, 1); // Reserved
307
put_be32(pb, 0); // Reserved
308
put_be32(pb, 0); // Reserved
309
put_be32(pb, 0); // Reserved
310
put_be32(pb, 0); // Reserved
311
put_be32(pb, 0); // Reserved
312
put_be32(pb, 0); // Reserved
313
put_be32(pb, 0); // Reserved
314
put_be32(pb, 0); // Reserved
315
put_be16(pb, 24); // Reserved
316
put_be16(pb, 0xFFFF); // Reserved
317
mov_write_esds_tag(pb, track);
318
return updateSize(pb, pos);
321
656
static int mov_write_stsd_tag(ByteIOContext *pb, MOVTrack* track)
323
int pos = url_ftell(pb);
658
offset_t pos = url_ftell(pb);
324
659
put_be32(pb, 0); /* size */
325
660
put_tag(pb, "stsd");
326
661
put_be32(pb, 0); /* version & flags */
327
662
put_be32(pb, 1); /* entry count */
328
if (track->enc->codec_type == CODEC_TYPE_VIDEO) {
329
if (track->enc->codec_id == CODEC_ID_H263)
330
mov_write_s263_tag(pb, track);
331
else if (track->enc->codec_id == CODEC_ID_MPEG4)
332
mov_write_mp4v_tag(pb, track);
334
else if (track->enc->codec_type == CODEC_TYPE_AUDIO) {
335
if (track->enc->codec_id == CODEC_ID_AMR_NB)
336
mov_write_samr_tag(pb, track);
663
if (track->enc->codec_type == CODEC_TYPE_VIDEO)
664
mov_write_video_tag(pb, track);
665
else if (track->enc->codec_type == CODEC_TYPE_AUDIO)
666
mov_write_audio_tag(pb, track);
338
667
return updateSize(pb, pos);
670
static int mov_write_ctts_tag(ByteIOContext *pb, MOVTrack* track)
672
Time2Sample *ctts_entries;
673
uint32_t entries = 0;
677
ctts_entries = av_malloc((track->entry + 1) * sizeof(*ctts_entries)); /* worst case */
678
ctts_entries[0].count = 1;
679
ctts_entries[0].duration = track->cluster[0].cts;
680
for (i=1; i<track->entry; i++) {
681
if (track->cluster[i].cts == ctts_entries[entries].duration) {
682
ctts_entries[entries].count++; /* compress */
685
ctts_entries[entries].duration = track->cluster[i].cts;
686
ctts_entries[entries].count = 1;
689
entries++; /* last one */
690
atom_size = 16 + (entries * 8);
691
put_be32(pb, atom_size); /* size */
693
put_be32(pb, 0); /* version & flags */
694
put_be32(pb, entries); /* entry count */
695
for (i=0; i<entries; i++) {
696
put_be32(pb, ctts_entries[i].count);
697
put_be32(pb, ctts_entries[i].duration);
699
av_free(ctts_entries);
703
/* Time to sample atom */
341
704
static int mov_write_stts_tag(ByteIOContext *pb, MOVTrack* track)
343
put_be32(pb, 0x18); /* size */
706
Time2Sample *stts_entries;
707
uint32_t entries = -1;
711
if (track->enc->codec_type == CODEC_TYPE_AUDIO && !track->audio_vbr) {
712
stts_entries = av_malloc(sizeof(*stts_entries)); /* one entry */
713
stts_entries[0].count = track->sampleCount;
714
stts_entries[0].duration = 1;
717
stts_entries = av_malloc(track->entry * sizeof(*stts_entries)); /* worst case */
718
for (i=0; i<track->entry; i++) {
719
int64_t duration = i + 1 == track->entry ?
720
track->trackDuration - track->cluster[i].dts + track->cluster[0].dts : /* readjusting */
721
track->cluster[i+1].dts - track->cluster[i].dts;
722
if (i && duration == stts_entries[entries].duration) {
723
stts_entries[entries].count++; /* compress */
726
stts_entries[entries].duration = duration;
727
stts_entries[entries].count = 1;
730
entries++; /* last one */
732
atom_size = 16 + (entries * 8);
733
put_be32(pb, atom_size); /* size */
344
734
put_tag(pb, "stts");
345
735
put_be32(pb, 0); /* version & flags */
346
put_be32(pb, 1); /* entry count */
348
put_be32(pb, track->samples); /* sample count */
349
put_be32(pb, track->sampleDelta); /* sample delta */
736
put_be32(pb, entries); /* entry count */
737
for (i=0; i<entries; i++) {
738
put_be32(pb, stts_entries[i].count);
739
put_be32(pb, stts_entries[i].duration);
741
av_free(stts_entries);
353
745
static int mov_write_dref_tag(ByteIOContext *pb)
806
static int mov_write_hdlr_tag(ByteIOContext *pb, MOVTrack* track)
808
const char *descr, *hdlr, *hdlr_type;
809
offset_t pos = url_ftell(pb);
811
if (!track) { /* no media --> data handler */
814
descr = "DataHandler";
816
hdlr = (track->mode == MODE_MOV) ? "mhlr" : "\0\0\0\0";
817
if (track->enc->codec_type == CODEC_TYPE_VIDEO) {
819
descr = "VideoHandler";
822
descr = "SoundHandler";
826
put_be32(pb, 0); /* size */
828
put_be32(pb, 0); /* Version & flags */
829
put_buffer(pb, hdlr, 4); /* handler */
830
put_tag(pb, hdlr_type); /* handler type */
831
put_be32(pb ,0); /* reserved */
832
put_be32(pb ,0); /* reserved */
833
put_be32(pb ,0); /* reserved */
834
put_byte(pb, strlen(descr)); /* string counter */
835
put_buffer(pb, descr, strlen(descr)); /* handler description */
836
return updateSize(pb, pos);
410
839
static int mov_write_minf_tag(ByteIOContext *pb, MOVTrack* track)
412
int pos = url_ftell(pb);
841
offset_t pos = url_ftell(pb);
413
842
put_be32(pb, 0); /* size */
414
843
put_tag(pb, "minf");
415
844
if(track->enc->codec_type == CODEC_TYPE_VIDEO)
416
845
mov_write_vmhd_tag(pb);
418
847
mov_write_smhd_tag(pb);
848
if (track->mode == MODE_MOV) /* FIXME: Why do it for MODE_MOV only ? */
849
mov_write_hdlr_tag(pb, NULL);
419
850
mov_write_dinf_tag(pb);
420
851
mov_write_stbl_tag(pb, track);
421
852
return updateSize(pb, pos);
424
static int mov_write_hdlr_tag(ByteIOContext *pb, MOVTrack* track)
428
put_be32(pb, size); /* size */
430
put_be32(pb, 0); /* Version & flags */
431
put_be32(pb, 0); /* reserved */
432
if(track->enc->codec_type == CODEC_TYPE_VIDEO)
433
put_tag(pb, "vide"); /* handler type */
435
put_tag(pb, "soun"); /* handler type */
436
put_byte(pb, 0); /* reserved */
437
put_byte(pb, 0); /* reserved */
438
put_byte(pb, 0); /* reserved */
439
put_byte(pb, 0); /* reserved */
440
put_byte(pb, 0); /* reserved */
441
put_byte(pb, 0); /* reserved */
442
put_byte(pb, 0); /* reserved */
443
put_byte(pb, 0); /* reserved */
444
put_byte(pb, 0); /* reserved */
445
put_byte(pb, 0); /* reserved */
446
put_byte(pb, 0); /* reserved */
447
put_byte(pb, 0); /* reserved */
448
if(track->enc->codec_type == CODEC_TYPE_VIDEO)
449
put_buffer(pb, "VideoHandler", 13);
451
put_buffer(pb, "SoundHandler", 13);
455
855
static int mov_write_mdhd_tag(ByteIOContext *pb, MOVTrack* track)
457
put_be32(pb, 32); /* size */
857
int version = track->trackDuration < INT32_MAX ? 0 : 1;
859
(version == 1) ? put_be32(pb, 44) : put_be32(pb, 32); /* size */
458
860
put_tag(pb, "mdhd");
459
put_be32(pb, 0); /* Version & flags */
460
put_be32(pb, track->time); /* creation time */
461
put_be32(pb, track->time); /* modification time */
462
put_be32(pb, track->timescale); /* time scale */
464
put_be32(pb, track->timescale*track->entry*track->frameDuration/globalTimescale); /* duration */
465
put_be16(pb, 0); /* language, 0 = english */
861
put_byte(pb, version);
862
put_be24(pb, 0); /* flags */
864
put_be64(pb, track->time);
865
put_be64(pb, track->time);
867
put_be32(pb, track->time); /* creation time */
868
put_be32(pb, track->time); /* modification time */
870
put_be32(pb, track->timescale); /* time scale (sample rate for audio) */
871
(version == 1) ? put_be64(pb, track->trackDuration) : put_be32(pb, track->trackDuration); /* duration */
872
put_be16(pb, track->language); /* language */
466
873
put_be16(pb, 0); /* reserved (quality) */
470
877
static int mov_write_mdia_tag(ByteIOContext *pb, MOVTrack* track)
472
int pos = url_ftell(pb);
879
offset_t pos = url_ftell(pb);
473
880
put_be32(pb, 0); /* size */
474
881
put_tag(pb, "mdia");
475
882
mov_write_mdhd_tag(pb, track);
596
static int mov_write_moov_tag(ByteIOContext *pb, MOVContext *mov)
1067
static int mov_write_itunes_hdlr_tag(ByteIOContext *pb, MOVContext* mov,
1070
offset_t pos = url_ftell(pb);
1071
put_be32(pb, 0); /* size */
1072
put_tag(pb, "hdlr");
1075
put_tag(pb, "mdir");
1076
put_tag(pb, "appl");
1080
return updateSize(pb, pos);
1083
/* helper function to write a data tag with the specified string as data */
1084
static int mov_write_string_data_tag(ByteIOContext *pb, const char *data, int long_style)
1087
offset_t pos = url_ftell(pb);
1088
put_be32(pb, 0); /* size */
1089
put_tag(pb, "data");
1092
put_buffer(pb, data, strlen(data));
1093
return updateSize(pb, pos);
1095
put_be16(pb, strlen(data)); /* string length */
1097
put_buffer(pb, data, strlen(data));
1098
return strlen(data) + 4;
1102
static int mov_write_string_tag(ByteIOContext *pb, const char *name, const char *value, int long_style){
1104
if ( value && value[0] ) {
1105
offset_t pos = url_ftell(pb);
1106
put_be32(pb, 0); /* size */
1108
mov_write_string_data_tag(pb, value, long_style);
1109
size= updateSize(pb, pos);
1115
static int mov_write_day_tag(ByteIOContext *pb, int year, int long_style)
1119
snprintf(year_str, sizeof(year_str), "%04d", year);
1120
return mov_write_string_tag(pb, "\251day", year_str, long_style);
1125
/* iTunes track number */
1126
static int mov_write_trkn_tag(ByteIOContext *pb, MOVContext* mov,
1131
offset_t pos = url_ftell(pb);
1132
put_be32(pb, 0); /* size */
1133
put_tag(pb, "trkn");
1135
offset_t pos = url_ftell(pb);
1136
put_be32(pb, 0); /* size */
1137
put_tag(pb, "data");
1138
put_be32(pb, 0); // 8 bytes empty
1140
put_be16(pb, 0); // empty
1141
put_be16(pb, s->track); // track number
1142
put_be16(pb, 0); // total track number
1143
put_be16(pb, 0); // empty
1144
updateSize(pb, pos);
1146
size = updateSize(pb, pos);
1151
/* iTunes meta data list */
1152
static int mov_write_ilst_tag(ByteIOContext *pb, MOVContext* mov,
1155
offset_t pos = url_ftell(pb);
1156
put_be32(pb, 0); /* size */
1157
put_tag(pb, "ilst");
1158
mov_write_string_tag(pb, "\251nam", s->title , 1);
1159
mov_write_string_tag(pb, "\251ART", s->author , 1);
1160
mov_write_string_tag(pb, "\251wrt", s->author , 1);
1161
mov_write_string_tag(pb, "\251alb", s->album , 1);
1162
mov_write_day_tag(pb, s->year ,1);
1163
if(mov->tracks[0].enc && !(mov->tracks[0].enc->flags & CODEC_FLAG_BITEXACT))
1164
mov_write_string_tag(pb, "\251too", LIBAVFORMAT_IDENT, 1);
1165
mov_write_string_tag(pb, "\251cmt", s->comment , 1);
1166
mov_write_string_tag(pb, "\251gen", s->genre , 1);
1167
mov_write_trkn_tag(pb, mov, s);
1168
return updateSize(pb, pos);
1171
/* iTunes meta data tag */
1172
static int mov_write_meta_tag(ByteIOContext *pb, MOVContext* mov,
1177
// only save meta tag if required
1178
if ( s->title[0] || s->author[0] || s->album[0] || s->year ||
1179
s->comment[0] || s->genre[0] || s->track ) {
1180
offset_t pos = url_ftell(pb);
1181
put_be32(pb, 0); /* size */
1182
put_tag(pb, "meta");
1184
mov_write_itunes_hdlr_tag(pb, mov, s);
1185
mov_write_ilst_tag(pb, mov, s);
1186
size = updateSize(pb, pos);
1191
static int mov_write_udta_tag(ByteIOContext *pb, MOVContext* mov,
1194
offset_t pos = url_ftell(pb);
1197
put_be32(pb, 0); /* size */
1198
put_tag(pb, "udta");
1200
/* iTunes meta data */
1201
mov_write_meta_tag(pb, mov, s);
1203
if(mov->mode == MODE_MOV){ // the title field breaks gtkpod with mp4 and my suspicion is that stuff isnt valid in mp4
1205
for (i=0; i<mov->nb_streams; i++) {
1206
if(mov->tracks[i].entry <= 0) continue;
1207
if (mov->tracks[i].enc->codec_id == CODEC_ID_AAC ||
1208
mov->tracks[i].enc->codec_id == CODEC_ID_MPEG4) {
1209
mov_write_string_tag(pb, "\251req", "QuickTime 6.0 or greater", 0);
1214
mov_write_string_tag(pb, "\251nam", s->title , 0);
1215
mov_write_string_tag(pb, "\251aut", s->author , 0);
1216
mov_write_string_tag(pb, "\251alb", s->album , 0);
1217
mov_write_day_tag(pb, s->year, 0);
1218
if(mov->tracks[0].enc && !(mov->tracks[0].enc->flags & CODEC_FLAG_BITEXACT))
1219
mov_write_string_tag(pb, "\251enc", LIBAVFORMAT_IDENT, 0);
1220
mov_write_string_tag(pb, "\251des", s->comment , 0);
1221
mov_write_string_tag(pb, "\251gen", s->genre , 0);
1224
return updateSize(pb, pos);
1227
static int utf8len(uint8_t *b){
1231
GET_UTF8(val, *b++, return -1;)
1237
static int ascii_to_wc (ByteIOContext *pb, uint8_t *b)
1241
GET_UTF8(val, *b++, return -1;)
1248
static uint16_t language_code (const char *str)
1250
return ((((str[0]-0x60) & 0x1F)<<10) + (((str[1]-0x60) & 0x1F)<<5) + ((str[2]-0x60) & 0x1F));
1253
static int mov_write_uuidusmt_tag (ByteIOContext *pb, AVFormatContext *s)
1256
offset_t pos, curpos;
1260
pos = url_ftell(pb);
1261
put_be32(pb, 0); /* size placeholder*/
1262
put_tag(pb, "uuid");
1263
put_tag(pb, "USMT");
1264
put_be32(pb, 0x21d24fce ); /* 96 bit UUID */
1265
put_be32(pb, 0xbb88695c );
1266
put_be32(pb, 0xfac9c740 );
1269
put_be32(pb, 0); /* size placeholder*/
1270
put_tag(pb, "MTDT");
1275
put_be16(pb, 0x0C); /* size */
1276
put_be32(pb, 0x0B); /* type */
1277
put_be16(pb, language_code("und")); /* language */
1278
put_be16(pb, 0x0); /* ? */
1279
put_be16(pb, 0x021C); /* data */
1283
len = utf8len(LIBAVCODEC_IDENT)+1;
1286
put_be16(pb, len*2+10); /* size */
1287
put_be32(pb, 0x04); /* type */
1288
put_be16(pb, language_code("eng")); /* language */
1289
put_be16(pb, 0x01); /* ? */
1290
ascii_to_wc(pb, LIBAVCODEC_IDENT);
1294
len = utf8len(s->title)+1;
1297
put_be16(pb, len*2+10); /* size */
1298
put_be32(pb, 0x01); /* type */
1299
put_be16(pb, language_code("eng")); /* language */
1300
put_be16(pb, 0x01); /* ? */
1301
ascii_to_wc (pb, s->title);
1305
// 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);
1306
len = utf8len("2006/04/01 11:11:11")+1;
1309
put_be16(pb, len*2+10); /* size */
1310
put_be32(pb, 0x03); /* type */
1311
put_be16(pb, language_code("und")); /* language */
1312
put_be16(pb, 0x01); /* ? */
1313
ascii_to_wc (pb, "2006/04/01 11:11:11");
1317
curpos = url_ftell(pb);
1318
url_fseek(pb, pos, SEEK_SET);
1320
url_fseek(pb, pos+24, SEEK_SET);
1321
put_be32(pb, size-24);
1322
url_fseek(pb, curpos, SEEK_SET);
1327
av_log(s, AV_LOG_ERROR, "not utf8\n");
1331
static int mov_write_moov_tag(ByteIOContext *pb, MOVContext *mov,
1335
offset_t pos = url_ftell(pb);
600
1336
put_be32(pb, 0); /* size placeholder*/
601
1337
put_tag(pb, "moov");
602
1338
mov->timescale = globalTimescale;
604
for (i=0; i<MAX_STREAMS; i++) {
605
if(mov->tracks[i].entry > 0) {
606
if(mov->tracks[i].enc->codec_type == CODEC_TYPE_VIDEO) {
607
mov->tracks[i].timescale = globalTimescale;
608
mov->tracks[i].sampleDelta = mov->tracks[i].frameDuration =
609
globalTimescale*mov->tracks[i].enc->frame_rate_base/mov->tracks[i].enc->frame_rate;
611
else if(mov->tracks[i].enc->codec_type == CODEC_TYPE_AUDIO) {
612
/* If AMR, track timescale = 8000, AMR_WB = 16000 */
613
if(mov->tracks[i].enc->codec_id == CODEC_ID_AMR_NB) {
614
mov->tracks[i].frameDuration = 20;
615
mov->tracks[i].sampleDelta = 160;
616
mov->tracks[i].timescale = 8000;
619
mov->tracks[i].timescale = globalTimescale;
620
mov->tracks[i].frameDuration =
621
globalTimescale*mov->tracks[i].enc->frame_rate_base/mov->tracks[i].enc->frame_rate;
624
mov->tracks[i].time = mov->time;
625
mov->tracks[i].trackID = i+1;
1340
for (i=0; i<mov->nb_streams; i++) {
1341
if(mov->tracks[i].entry <= 0) continue;
1343
mov->tracks[i].time = mov->time;
1344
mov->tracks[i].trackID = i+1;
629
1347
mov_write_mvhd_tag(pb, mov);
630
1348
//mov_write_iods_tag(pb, mov);
631
for (i=0; i<MAX_STREAMS; i++) {
1349
for (i=0; i<mov->nb_streams; i++) {
632
1350
if(mov->tracks[i].entry > 0) {
633
1351
mov_write_trak_tag(pb, &(mov->tracks[i]));
1355
if (mov->mode == MODE_PSP)
1356
mov_write_uuidusmt_tag(pb, s);
1358
mov_write_udta_tag(pb, mov, s);
637
1360
return updateSize(pb, pos);
640
int mov_write_mdat_tag(ByteIOContext *pb, MOVTrack* track)
1363
static int mov_write_mdat_tag(ByteIOContext *pb, MOVContext* mov)
642
track->mdat_pos = url_ftell(pb);
1365
put_be32(pb, 8); // placeholder for extended size field (64 bit)
1366
put_tag(pb, mov->mode == MODE_MOV ? "wide" : "free");
1368
mov->mdat_pos = url_ftell(pb);
643
1369
put_be32(pb, 0); /* size placeholder*/
644
1370
put_tag(pb, "mdat");
648
1374
/* TODO: This needs to be more general */
649
int mov_write_ftyp_tag(ByteIOContext *pb)
1375
static void mov_write_ftyp_tag (ByteIOContext *pb, AVFormatContext *s)
1377
MOVContext *mov = s->priv_data;
651
1379
put_be32(pb, 0x14 ); /* size */
652
1380
put_tag(pb, "ftyp");
1382
if ( mov->mode == MODE_3GP )
1383
put_tag(pb, "3gp4");
1384
else if ( mov->mode == MODE_3G2 )
1385
put_tag(pb, "3g2a");
1386
else if ( mov->mode == MODE_PSP )
1387
put_tag(pb, "MSNV");
1388
else if ( mov->mode == MODE_MP4 )
1389
put_tag(pb, "isom");
654
1393
put_be32(pb, 0x200 );
1395
if ( mov->mode == MODE_3GP )
1396
put_tag(pb, "3gp4");
1397
else if ( mov->mode == MODE_3G2 )
1398
put_tag(pb, "3g2a");
1399
else if ( mov->mode == MODE_PSP )
1400
put_tag(pb, "MSNV");
1401
else if ( mov->mode == MODE_MP4 )
1402
put_tag(pb, "mp41");
1407
static void mov_write_uuidprof_tag(ByteIOContext *pb, AVFormatContext *s)
1409
AVCodecContext *VideoCodec = s->streams[0]->codec;
1410
AVCodecContext *AudioCodec = s->streams[1]->codec;
1411
int AudioRate = AudioCodec->sample_rate;
1412
int FrameRate = ((VideoCodec->time_base.den) * (0x10000))/ (VideoCodec->time_base.num);
1413
int audio_kbitrate= AudioCodec->bit_rate / 1000;
1414
int video_kbitrate= FFMIN(VideoCodec->bit_rate / 1000, 800 - audio_kbitrate);
1416
put_be32(pb, 0x94 ); /* size */
1417
put_tag(pb, "uuid");
1418
put_tag(pb, "PROF");
1420
put_be32(pb, 0x21d24fce ); /* 96 bit UUID */
1421
put_be32(pb, 0xbb88695c );
1422
put_be32(pb, 0xfac9c740 );
1424
put_be32(pb, 0x0 ); /* ? */
1425
put_be32(pb, 0x3 ); /* 3 sections ? */
1427
put_be32(pb, 0x14 ); /* size */
1428
put_tag(pb, "FPRF");
1429
put_be32(pb, 0x0 ); /* ? */
1430
put_be32(pb, 0x0 ); /* ? */
1431
put_be32(pb, 0x0 ); /* ? */
1433
put_be32(pb, 0x2c ); /* size */
1434
put_tag(pb, "APRF"); /* audio */
1436
put_be32(pb, 0x2 ); /* TrackID */
1437
put_tag(pb, "mp4a");
1438
put_be32(pb, 0x20f );
1440
put_be32(pb, audio_kbitrate);
1441
put_be32(pb, audio_kbitrate);
1442
put_be32(pb, AudioRate );
1443
put_be32(pb, AudioCodec->channels );
1445
put_be32(pb, 0x34 ); /* size */
1446
put_tag(pb, "VPRF"); /* video */
1448
put_be32(pb, 0x1 ); /* TrackID */
1449
if (VideoCodec->codec_id == CODEC_ID_H264) {
1450
put_tag(pb, "avc1");
1451
put_be16(pb, 0x014D );
1452
put_be16(pb, 0x0015 );
1454
put_tag(pb, "mp4v");
1455
put_be16(pb, 0x0000 );
1456
put_be16(pb, 0x0103 );
1459
put_be32(pb, video_kbitrate);
1460
put_be32(pb, video_kbitrate);
1461
put_be32(pb, FrameRate);
1462
put_be32(pb, FrameRate);
1463
put_be16(pb, VideoCodec->width);
1464
put_be16(pb, VideoCodec->height);
1465
put_be32(pb, 0x010001); /* ? */
659
1468
static int mov_write_header(AVFormatContext *s)
661
1470
ByteIOContext *pb = &s->pb;
664
mov_write_ftyp_tag(pb);
1471
MOVContext *mov = s->priv_data;
1474
/* Default mode == MP4 */
1475
mov->mode = MODE_MP4;
1477
if (s->oformat != NULL) {
1478
if (!strcmp("3gp", s->oformat->name)) mov->mode = MODE_3GP;
1479
else if (!strcmp("3g2", s->oformat->name)) mov->mode = MODE_3G2;
1480
else if (!strcmp("mov", s->oformat->name)) mov->mode = MODE_MOV;
1481
else if (!strcmp("psp", s->oformat->name)) mov->mode = MODE_PSP;
1483
mov_write_ftyp_tag(pb,s);
1484
if ( mov->mode == MODE_PSP ) {
1485
if ( s->nb_streams != 2 ) {
1486
av_log(s, AV_LOG_ERROR, "PSP mode need one video and one audio stream\n");
1489
mov_write_uuidprof_tag(pb,s);
1493
for(i=0; i<s->nb_streams; i++){
1494
AVStream *st= s->streams[i];
1495
MOVTrack *track= &mov->tracks[i];
1497
track->enc = st->codec;
1498
track->language = ff_mov_iso639_to_lang(st->language, mov->mode != MODE_MOV);
1499
track->mode = mov->mode;
1500
if(st->codec->codec_type == CODEC_TYPE_VIDEO){
1501
track->tag = mov_find_video_codec_tag(s, track);
1502
track->timescale = st->codec->time_base.den;
1503
av_set_pts_info(st, 64, 1, st->codec->time_base.den);
1504
}else if(st->codec->codec_type == CODEC_TYPE_AUDIO){
1505
track->tag = mov_find_audio_codec_tag(s, track);
1506
track->timescale = st->codec->sample_rate;
1507
av_set_pts_info(st, 64, 1, st->codec->sample_rate);
1508
switch(track->enc->codec_id){
1511
case CODEC_ID_AMR_NB:
1512
case CODEC_ID_AMR_WB:
1513
track->audio_vbr = 1;
1516
track->sampleSize = (av_get_bits_per_sample(st->codec->codec_id) >> 3) * st->codec->channels;
1518
if (!st->codec->frame_size) {
1519
av_log(s, AV_LOG_ERROR, "track %d: codec frame size is not set\n", i);
1525
mov_write_mdat_tag(pb, mov);
1526
mov->time = s->timestamp + 0x7C25B080; //1970 based -> 1904 based
1527
mov->nb_streams = s->nb_streams;
666
1529
put_flush_packet(pb);
671
static int Timestamp() {
674
return ltime+(24107*86400);
677
static int mov_write_packet(AVFormatContext *s, int stream_index,
678
const uint8_t *buf, int size, int64_t pts)
1534
static int mov_write_packet(AVFormatContext *s, AVPacket *pkt)
680
1536
MOVContext *mov = s->priv_data;
681
1537
ByteIOContext *pb = &s->pb;
685
enc = &s->streams[stream_index]->codec;
686
if (!url_is_streamed(&s->pb)) {
687
MOVTrack* trk = &mov->tracks[stream_index];
1538
MOVTrack *trk = &mov->tracks[pkt->stream_index];
1539
AVCodecContext *enc = trk->enc;
1540
unsigned int samplesInChunk = 0;
1541
int size= pkt->size;
1543
if (url_is_streamed(&s->pb)) return 0; /* Can't handle that */
1544
if (!size) return 0; /* Discard 0 sized packets */
1546
if (enc->codec_id == CODEC_ID_AMR_NB) {
690
1547
/* We must find out how many AMR blocks there are in one packet */
691
if(enc->codec_id == CODEC_ID_AMR_NB) {
692
static uint16_t packed_size[16] = {13, 14, 16, 18, 20, 21, 27, 32, 6, 0, 0, 0, 0, 0, 0, 0};
695
while(len < size && sampleCount < 100) {
696
len += packed_size[(buf[len] >> 3) & 0x0F];
701
if(enc->codec_id == CODEC_ID_MPEG4 &&
704
assert(enc->extradata_size);
706
trk->vosLen = enc->extradata_size;
707
trk->vosData = av_malloc(trk->vosLen);
708
memcpy(trk->vosData, enc->extradata, trk->vosLen);
711
cl = trk->entry / MOV_INDEX_CLUSTER_SIZE;
712
id = trk->entry % MOV_INDEX_CLUSTER_SIZE;
714
if (trk->ents_allocated <= trk->entry) {
715
trk->cluster = av_realloc(trk->cluster, (cl+1)*sizeof(void*));
718
trk->cluster[cl] = av_malloc(MOV_INDEX_CLUSTER_SIZE*sizeof(MOVIentry));
719
if (!trk->cluster[cl])
721
trk->ents_allocated += MOV_INDEX_CLUSTER_SIZE;
723
if(stream_index == 0 && trk->entry == 0) {
724
mov_write_mdat_tag(pb, trk);
725
mov->time = Timestamp();
728
trk->cluster[cl][id].pos = url_ftell(pb) - mov->movi_list;
729
trk->cluster[cl][id].len = size;
730
trk->cluster[cl][id].entries = sampleCount;
736
trk->samples += sampleCount;
737
trk->mdat_size += size;
739
put_buffer(pb, buf, size);
1548
static uint16_t packed_size[16] =
1549
{13, 14, 16, 18, 20, 21, 27, 32, 6, 0, 0, 0, 0, 0, 0, 0};
1552
while (len < size && samplesInChunk < 100) {
1553
len += packed_size[(pkt->data[len] >> 3) & 0x0F];
1556
if(samplesInChunk > 1){
1557
av_log(s, AV_LOG_ERROR, "fatal error, input is not a single packet, inplement a AVParser for it\n");
1560
} else if (trk->sampleSize)
1561
samplesInChunk = size/trk->sampleSize;
1565
/* copy extradata if it exists */
1566
if (trk->vosLen == 0 && enc->extradata_size > 0) {
1567
trk->vosLen = enc->extradata_size;
1568
trk->vosData = av_malloc(trk->vosLen);
1569
memcpy(trk->vosData, enc->extradata, trk->vosLen);
1572
if (enc->codec_id == CODEC_ID_H264 && trk->vosLen > 0 && *(uint8_t *)trk->vosData != 1) {
1573
/* from x264 or from bytestream h264 */
1574
/* nal reformating needed */
1575
avc_parse_nal_units(&pkt->data, &pkt->size);
1580
if (!(trk->entry % MOV_INDEX_CLUSTER_SIZE)) {
1581
trk->cluster = av_realloc(trk->cluster, (trk->entry + MOV_INDEX_CLUSTER_SIZE) * sizeof(*trk->cluster));
1586
trk->cluster[trk->entry].pos = url_ftell(pb);
1587
trk->cluster[trk->entry].samplesInChunk = samplesInChunk;
1588
trk->cluster[trk->entry].size = size;
1589
trk->cluster[trk->entry].entries = samplesInChunk;
1590
trk->cluster[trk->entry].dts = pkt->dts;
1591
trk->trackDuration = pkt->dts - trk->cluster[0].dts + pkt->duration;
1593
if(enc->codec_type == CODEC_TYPE_VIDEO) {
1594
if (pkt->dts != pkt->pts)
1595
trk->hasBframes = 1;
1596
trk->cluster[trk->entry].cts = pkt->pts - pkt->dts;
1597
trk->cluster[trk->entry].key_frame = !!(pkt->flags & PKT_FLAG_KEY);
1598
if(trk->cluster[trk->entry].key_frame)
1599
trk->hasKeyframes++;
1602
trk->sampleCount += samplesInChunk;
1603
mov->mdat_size += size;
1605
put_buffer(pb, pkt->data, size);
741
1607
put_flush_packet(pb);