3 * Copyright (c) 2003 Thomas Raivio.
4 * Copyright (c) 2004 Gildas Bazin <gbazin at videolan dot org>.
6 * This file is part of FFmpeg.
8 * FFmpeg is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Lesser General Public
10 * License as published by the Free Software Foundation; either
11 * version 2.1 of the License, or (at your option) any later version.
13 * FFmpeg is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * Lesser General Public License for more details.
18 * You should have received a copy of the GNU Lesser General Public
19 * License along with FFmpeg; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
30 #define MOV_INDEX_CLUSTER_SIZE 16384
31 #define globalTimescale 1000
36 #define MODE_PSP 3 // example working PSP command line:
37 // ffmpeg -i testinput.avi -f psp -r 14.985 -s 320x240 -b 768 -ar 24000 -ab 32 M4V00001.MP4
40 typedef struct MOVIentry {
41 unsigned int flags, size;
43 unsigned int samplesInChunk;
50 typedef struct MOVIndex {
55 int64_t trackDuration;
71 typedef struct MOVContext {
78 MOVTrack tracks[MAX_STREAMS];
81 //FIXME supprt 64bit varaint with wide placeholders
82 static offset_t updateSize (ByteIOContext *pb, offset_t pos)
84 offset_t curpos = url_ftell(pb);
85 url_fseek(pb, pos, SEEK_SET);
86 put_be32(pb, curpos - pos); /* rewrite size */
87 url_fseek(pb, curpos, SEEK_SET);
92 /* Chunk offset atom */
93 static int mov_write_stco_tag(ByteIOContext *pb, MOVTrack* track)
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) {
104 put_be32(pb, 0); /* version & flags */
105 put_be32(pb, track->entry); /* entry count */
106 for (i=0; i<track->entry; i++) {
108 put_be64(pb, track->cluster[i].pos);
110 put_be32(pb, track->cluster[i].pos);
112 return updateSize (pb, pos);
115 /* Sample size atom */
116 static int mov_write_stsz_tag(ByteIOContext *pb, MOVTrack* track)
119 int i, j, entries = 0, tst = -1, oldtst = -1;
121 offset_t pos = url_ftell(pb);
122 put_be32(pb, 0); /* size */
124 put_be32(pb, 0); /* version & flags */
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 */
153 static int mov_write_stsc_tag(ByteIOContext *pb, MOVTrack* track)
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 */
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;
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);
182 /* Sync sample atom */
183 static int mov_write_stss_tag(ByteIOContext *pb, MOVTrack* track)
185 offset_t curpos, entryPos;
187 offset_t pos = url_ftell(pb);
188 put_be32(pb, 0); // size
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);
206 static int mov_write_amr_tag(ByteIOContext *pb, MOVTrack *track)
208 put_be32(pb, 0x11); /* size */
209 if (track->mode == MODE_MOV) put_tag(pb, "samr");
210 else put_tag(pb, "damr");
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 */
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 CodecTag 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);
352 put_be32(pb, 0); /* size */
353 put_le32(pb, track->tag); // store it byteswapped
354 put_be32(pb, 0); /* Reserved */
355 put_be16(pb, 0); /* Reserved */
356 put_be16(pb, 1); /* Data-reference index, XXX == 1 */
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) */
369 put_be16(pb, track->timescale); /* Time scale */
370 put_be16(pb, 0); /* Reserved */
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);
390 return updateSize (pb, pos);
393 static int mov_write_d263_tag(ByteIOContext *pb)
395 put_be32(pb, 0xf); /* size */
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 */
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 (BE_32(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 CodecTag 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];
606 put_be32(pb, 0); /* size */
607 put_le32(pb, track->tag); // store it byteswapped
608 put_be32(pb, 0); /* Reserved */
609 put_be16(pb, 0); /* Reserved */
610 put_be16(pb, 1); /* Data-reference index */
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 */
628 put_be16(pb, track->enc->width); /* Video width */
629 put_be16(pb, track->enc->height); /* Video height */
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);
642 put_be16(pb, 0x18); /* Reserved */
643 put_be16(pb, 0xffff); /* Reserved */
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);
653 return updateSize (pb, pos);
656 static int mov_write_stsd_tag(ByteIOContext *pb, MOVTrack* track)
658 offset_t pos = url_ftell(pb);
659 put_be32(pb, 0); /* size */
661 put_be32(pb, 0); /* version & flags */
662 put_be32(pb, 1); /* entry count */
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);
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 */
704 static int mov_write_stts_tag(ByteIOContext *pb, MOVTrack* track)
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 */
735 put_be32(pb, 0); /* version & flags */
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);
745 static int mov_write_dref_tag(ByteIOContext *pb)
747 put_be32(pb, 28); /* size */
749 put_be32(pb, 0); /* version & flags */
750 put_be32(pb, 1); /* entry count */
752 put_be32(pb, 0xc); /* size */
754 put_be32(pb, 1); /* version & flags */
759 static int mov_write_stbl_tag(ByteIOContext *pb, MOVTrack* track)
761 offset_t pos = url_ftell(pb);
762 put_be32(pb, 0); /* size */
764 mov_write_stsd_tag(pb, track);
765 mov_write_stts_tag(pb, track);
766 if (track->enc->codec_type == CODEC_TYPE_VIDEO &&
767 track->hasKeyframes < track->entry)
768 mov_write_stss_tag(pb, track);
769 if (track->enc->codec_type == CODEC_TYPE_VIDEO &&
771 mov_write_ctts_tag(pb, track);
772 mov_write_stsc_tag(pb, track);
773 mov_write_stsz_tag(pb, track);
774 mov_write_stco_tag(pb, track);
775 return updateSize(pb, pos);
778 static int mov_write_dinf_tag(ByteIOContext *pb)
780 offset_t pos = url_ftell(pb);
781 put_be32(pb, 0); /* size */
783 mov_write_dref_tag(pb);
784 return updateSize(pb, pos);
787 static int mov_write_smhd_tag(ByteIOContext *pb)
789 put_be32(pb, 16); /* size */
791 put_be32(pb, 0); /* version & flags */
792 put_be16(pb, 0); /* reserved (balance, normally = 0) */
793 put_be16(pb, 0); /* reserved */
797 static int mov_write_vmhd_tag(ByteIOContext *pb)
799 put_be32(pb, 0x14); /* size (always 0x14) */
801 put_be32(pb, 0x01); /* version & flags */
802 put_be64(pb, 0); /* reserved (graphics mode = copy) */
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);
839 static int mov_write_minf_tag(ByteIOContext *pb, MOVTrack* track)
841 offset_t pos = url_ftell(pb);
842 put_be32(pb, 0); /* size */
844 if(track->enc->codec_type == CODEC_TYPE_VIDEO)
845 mov_write_vmhd_tag(pb);
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);
850 mov_write_dinf_tag(pb);
851 mov_write_stbl_tag(pb, track);
852 return updateSize(pb, pos);
855 static int mov_write_mdhd_tag(ByteIOContext *pb, MOVTrack* track)
857 int version = track->trackDuration < INT32_MAX ? 0 : 1;
859 (version == 1) ? put_be32(pb, 44) : put_be32(pb, 32); /* size */
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 */
873 put_be16(pb, 0); /* reserved (quality) */
877 static int mov_write_mdia_tag(ByteIOContext *pb, MOVTrack* track)
879 offset_t pos = url_ftell(pb);
880 put_be32(pb, 0); /* size */
882 mov_write_mdhd_tag(pb, track);
883 mov_write_hdlr_tag(pb, track);
884 mov_write_minf_tag(pb, track);
885 return updateSize(pb, pos);
888 static int mov_write_tkhd_tag(ByteIOContext *pb, MOVTrack* track)
890 int64_t duration = av_rescale_rnd(track->trackDuration, globalTimescale, track->timescale, AV_ROUND_UP);
891 int version = duration < INT32_MAX ? 0 : 1;
893 (version == 1) ? put_be32(pb, 104) : put_be32(pb, 92); /* size */
895 put_byte(pb, version);
896 put_be24(pb, 0xf); /* flags (track enabled) */
898 put_be64(pb, track->time);
899 put_be64(pb, track->time);
901 put_be32(pb, track->time); /* creation time */
902 put_be32(pb, track->time); /* modification time */
904 put_be32(pb, track->trackID); /* track-id */
905 put_be32(pb, 0); /* reserved */
906 (version == 1) ? put_be64(pb, duration) : put_be32(pb, duration);
908 put_be32(pb, 0); /* reserved */
909 put_be32(pb, 0); /* reserved */
910 put_be32(pb, 0x0); /* reserved (Layer & Alternate group) */
911 /* Volume, only for audio */
912 if(track->enc->codec_type == CODEC_TYPE_AUDIO)
913 put_be16(pb, 0x0100);
916 put_be16(pb, 0); /* reserved */
918 /* Matrix structure */
919 put_be32(pb, 0x00010000); /* reserved */
920 put_be32(pb, 0x0); /* reserved */
921 put_be32(pb, 0x0); /* reserved */
922 put_be32(pb, 0x0); /* reserved */
923 put_be32(pb, 0x00010000); /* reserved */
924 put_be32(pb, 0x0); /* reserved */
925 put_be32(pb, 0x0); /* reserved */
926 put_be32(pb, 0x0); /* reserved */
927 put_be32(pb, 0x40000000); /* reserved */
929 /* Track width and height, for visual only */
930 if(track->enc->codec_type == CODEC_TYPE_VIDEO) {
931 double sample_aspect_ratio = av_q2d(track->enc->sample_aspect_ratio);
932 if( !sample_aspect_ratio ) sample_aspect_ratio = 1;
933 put_be32(pb, sample_aspect_ratio * track->enc->width*0x10000);
934 put_be32(pb, track->enc->height*0x10000);
943 // This box seems important for the psp playback ... without it the movie seems to hang
944 static int mov_write_edts_tag(ByteIOContext *pb, MOVTrack *track)
946 put_be32(pb, 0x24); /* size */
948 put_be32(pb, 0x1c); /* size */
953 put_be32(pb, av_rescale_rnd(track->trackDuration, globalTimescale, track->timescale, AV_ROUND_UP)); /* duration ... doesn't seem to effect psp */
955 put_be32(pb, track->cluster[0].cts); /* first pts is cts since dts is 0 */
956 put_be32(pb, 0x00010000);
960 // goes at the end of each track! ... Critical for PSP playback ("Incompatible data" without it)
961 static int mov_write_uuid_tag_psp(ByteIOContext *pb, MOVTrack *mov)
963 put_be32(pb, 0x34); /* size ... reports as 28 in mp4box! */
966 put_be32(pb, 0x21d24fce);
967 put_be32(pb, 0xbb88695c);
968 put_be32(pb, 0xfac9c740);
969 put_be32(pb, 0x1c); // another size here!
971 put_be32(pb, 0x00010012);
973 put_be32(pb, 0x55c40000);
979 static int mov_write_trak_tag(ByteIOContext *pb, MOVTrack* track)
981 offset_t pos = url_ftell(pb);
982 put_be32(pb, 0); /* size */
984 mov_write_tkhd_tag(pb, track);
985 if (track->mode == MODE_PSP || track->hasBframes)
986 mov_write_edts_tag(pb, track); // PSP Movies require edts box
987 mov_write_mdia_tag(pb, track);
988 if (track->mode == MODE_PSP)
989 mov_write_uuid_tag_psp(pb,track); // PSP Movies require this uuid box
990 return updateSize(pb, pos);
994 /* TODO: Not sorted out, but not necessary either */
995 static int mov_write_iods_tag(ByteIOContext *pb, MOVContext *mov)
997 put_be32(pb, 0x15); /* size */
999 put_be32(pb, 0); /* version & flags */
1000 put_be16(pb, 0x1007);
1002 put_be16(pb, 0x4fff);
1003 put_be16(pb, 0xfffe);
1004 put_be16(pb, 0x01ff);
1009 static int mov_write_mvhd_tag(ByteIOContext *pb, MOVContext *mov)
1011 int maxTrackID = 1, i;
1012 int64_t maxTrackLenTemp, maxTrackLen = 0;
1015 for (i=0; i<mov->nb_streams; i++) {
1016 if(mov->tracks[i].entry > 0) {
1017 maxTrackLenTemp = av_rescale_rnd(mov->tracks[i].trackDuration, globalTimescale, mov->tracks[i].timescale, AV_ROUND_UP);
1018 if(maxTrackLen < maxTrackLenTemp)
1019 maxTrackLen = maxTrackLenTemp;
1020 if(maxTrackID < mov->tracks[i].trackID)
1021 maxTrackID = mov->tracks[i].trackID;
1025 version = maxTrackLen < UINT32_MAX ? 0 : 1;
1026 (version == 1) ? put_be32(pb, 120) : put_be32(pb, 108); /* size */
1027 put_tag(pb, "mvhd");
1028 put_byte(pb, version);
1029 put_be24(pb, 0); /* flags */
1031 put_be64(pb, mov->time);
1032 put_be64(pb, mov->time);
1034 put_be32(pb, mov->time); /* creation time */
1035 put_be32(pb, mov->time); /* modification time */
1037 put_be32(pb, mov->timescale); /* timescale */
1038 (version == 1) ? put_be64(pb, maxTrackLen) : put_be32(pb, maxTrackLen); /* duration of longest track */
1040 put_be32(pb, 0x00010000); /* reserved (preferred rate) 1.0 = normal */
1041 put_be16(pb, 0x0100); /* reserved (preferred volume) 1.0 = normal */
1042 put_be16(pb, 0); /* reserved */
1043 put_be32(pb, 0); /* reserved */
1044 put_be32(pb, 0); /* reserved */
1046 /* Matrix structure */
1047 put_be32(pb, 0x00010000); /* reserved */
1048 put_be32(pb, 0x0); /* reserved */
1049 put_be32(pb, 0x0); /* reserved */
1050 put_be32(pb, 0x0); /* reserved */
1051 put_be32(pb, 0x00010000); /* reserved */
1052 put_be32(pb, 0x0); /* reserved */
1053 put_be32(pb, 0x0); /* reserved */
1054 put_be32(pb, 0x0); /* reserved */
1055 put_be32(pb, 0x40000000); /* reserved */
1057 put_be32(pb, 0); /* reserved (preview time) */
1058 put_be32(pb, 0); /* reserved (preview duration) */
1059 put_be32(pb, 0); /* reserved (poster time) */
1060 put_be32(pb, 0); /* reserved (selection time) */
1061 put_be32(pb, 0); /* reserved (selection duration) */
1062 put_be32(pb, 0); /* reserved (current time) */
1063 put_be32(pb, maxTrackID+1); /* Next track id */
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);
1336 put_be32(pb, 0); /* size placeholder*/
1337 put_tag(pb, "moov");
1338 mov->timescale = globalTimescale;
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;
1347 mov_write_mvhd_tag(pb, mov);
1348 //mov_write_iods_tag(pb, mov);
1349 for (i=0; i<mov->nb_streams; i++) {
1350 if(mov->tracks[i].entry > 0) {
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);
1360 return updateSize(pb, pos);
1363 static int mov_write_mdat_tag(ByteIOContext *pb, MOVContext* mov)
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);
1369 put_be32(pb, 0); /* size placeholder*/
1370 put_tag(pb, "mdat");
1374 /* TODO: This needs to be more general */
1375 static void mov_write_ftyp_tag (ByteIOContext *pb, AVFormatContext *s)
1377 MOVContext *mov = s->priv_data;
1379 put_be32(pb, 0x14 ); /* size */
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");
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); /* ? */
1468 static int mov_write_header(AVFormatContext *s)
1470 ByteIOContext *pb = &s->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;
1529 put_flush_packet(pb);
1534 static int mov_write_packet(AVFormatContext *s, AVPacket *pkt)
1536 MOVContext *mov = s->priv_data;
1537 ByteIOContext *pb = &s->pb;
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) {
1547 /* We must find out how many AMR blocks there are in one packet */
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);
1607 put_flush_packet(pb);
1611 static int mov_write_trailer(AVFormatContext *s)
1613 MOVContext *mov = s->priv_data;
1614 ByteIOContext *pb = &s->pb;
1618 offset_t moov_pos = url_ftell(pb);
1620 /* Write size of mdat tag */
1621 if (mov->mdat_size+8 <= UINT32_MAX) {
1622 url_fseek(pb, mov->mdat_pos, SEEK_SET);
1623 put_be32(pb, mov->mdat_size+8);
1625 /* overwrite 'wide' placeholder atom */
1626 url_fseek(pb, mov->mdat_pos - 8, SEEK_SET);
1627 put_be32(pb, 1); /* special value: real atom size will be 64 bit value after tag field */
1628 put_tag(pb, "mdat");
1629 put_be64(pb, mov->mdat_size+16);
1631 url_fseek(pb, moov_pos, SEEK_SET);
1633 mov_write_moov_tag(pb, mov, s);
1635 for (i=0; i<mov->nb_streams; i++) {
1636 av_freep(&mov->tracks[i].cluster);
1638 if( mov->tracks[i].vosLen ) av_free( mov->tracks[i].vosData );
1642 put_flush_packet(pb);
1647 #ifdef CONFIG_MOV_MUXER
1648 AVOutputFormat mov_muxer = {
1659 .flags = AVFMT_GLOBALHEADER,
1662 #ifdef CONFIG_TGP_MUXER
1663 AVOutputFormat tgp_muxer = {
1674 .flags = AVFMT_GLOBALHEADER,
1677 #ifdef CONFIG_MP4_MUXER
1678 AVOutputFormat mp4_muxer = {
1689 .flags = AVFMT_GLOBALHEADER,
1692 #ifdef CONFIG_PSP_MUXER
1693 AVOutputFormat psp_muxer = {
1704 .flags = AVFMT_GLOBALHEADER,
1707 #ifdef CONFIG_TG2_MUXER
1708 AVOutputFormat tg2_muxer = {
1719 .flags = AVFMT_GLOBALHEADER,