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
31 #define MOV_INDEX_CLUSTER_SIZE 16384
32 #define globalTimescale 1000
37 #define MODE_PSP 3 // example working PSP command line:
38 // ffmpeg -i testinput.avi -f psp -r 14.985 -s 320x240 -b 768 -ar 24000 -ab 32 M4V00001.MP4
42 typedef struct MOVIentry {
43 unsigned int flags, size;
45 unsigned int samplesInChunk;
52 typedef struct MOVIndex {
57 int64_t trackDuration;
64 int tag; ///< stsd fourcc
73 typedef struct MOVContext {
80 MOVTrack tracks[MAX_STREAMS];
83 //FIXME support 64 bit variant with wide placeholders
84 static offset_t updateSize (ByteIOContext *pb, offset_t pos)
86 offset_t curpos = url_ftell(pb);
87 url_fseek(pb, pos, SEEK_SET);
88 put_be32(pb, curpos - pos); /* rewrite size */
89 url_fseek(pb, curpos, SEEK_SET);
94 /* Chunk offset atom */
95 static int mov_write_stco_tag(ByteIOContext *pb, MOVTrack* track)
98 int mode64 = 0; // use 32 bit size variant if possible
99 offset_t pos = url_ftell(pb);
100 put_be32(pb, 0); /* size */
101 if (pos > UINT32_MAX) {
106 put_be32(pb, 0); /* version & flags */
107 put_be32(pb, track->entry); /* entry count */
108 for (i=0; i<track->entry; i++) {
110 put_be64(pb, track->cluster[i].pos);
112 put_be32(pb, track->cluster[i].pos);
114 return updateSize (pb, pos);
117 /* Sample size atom */
118 static int mov_write_stsz_tag(ByteIOContext *pb, MOVTrack* track)
121 int i, j, entries = 0, tst = -1, oldtst = -1;
123 offset_t pos = url_ftell(pb);
124 put_be32(pb, 0); /* size */
126 put_be32(pb, 0); /* version & flags */
128 for (i=0; i<track->entry; i++) {
129 tst = track->cluster[i].size/track->cluster[i].entries;
130 if(oldtst != -1 && tst != oldtst) {
134 entries += track->cluster[i].entries;
137 int sSize = track->cluster[0].size/track->cluster[0].entries;
138 put_be32(pb, sSize); // sample size
139 put_be32(pb, entries); // sample count
142 put_be32(pb, 0); // sample size
143 put_be32(pb, entries); // sample count
144 for (i=0; i<track->entry; i++) {
145 for (j=0; j<track->cluster[i].entries; j++) {
146 put_be32(pb, track->cluster[i].size /
147 track->cluster[i].entries);
151 return updateSize (pb, pos);
154 /* Sample to chunk atom */
155 static int mov_write_stsc_tag(ByteIOContext *pb, MOVTrack* track)
157 int index = 0, oldval = -1, i;
158 offset_t entryPos, curpos;
160 offset_t pos = url_ftell(pb);
161 put_be32(pb, 0); /* size */
163 put_be32(pb, 0); // version & flags
164 entryPos = url_ftell(pb);
165 put_be32(pb, track->entry); // entry count
166 for (i=0; i<track->entry; i++) {
167 if(oldval != track->cluster[i].samplesInChunk)
169 put_be32(pb, i+1); // first chunk
170 put_be32(pb, track->cluster[i].samplesInChunk); // samples per chunk
171 put_be32(pb, 0x1); // sample description index
172 oldval = track->cluster[i].samplesInChunk;
176 curpos = url_ftell(pb);
177 url_fseek(pb, entryPos, SEEK_SET);
178 put_be32(pb, index); // rewrite size
179 url_fseek(pb, curpos, SEEK_SET);
181 return updateSize (pb, pos);
184 /* Sync sample atom */
185 static int mov_write_stss_tag(ByteIOContext *pb, MOVTrack* track)
187 offset_t curpos, entryPos;
189 offset_t pos = url_ftell(pb);
190 put_be32(pb, 0); // size
192 put_be32(pb, 0); // version & flags
193 entryPos = url_ftell(pb);
194 put_be32(pb, track->entry); // entry count
195 for (i=0; i<track->entry; i++) {
196 if(track->cluster[i].key_frame == 1) {
201 curpos = url_ftell(pb);
202 url_fseek(pb, entryPos, SEEK_SET);
203 put_be32(pb, index); // rewrite size
204 url_fseek(pb, curpos, SEEK_SET);
205 return updateSize (pb, pos);
208 static int mov_write_amr_tag(ByteIOContext *pb, MOVTrack *track)
210 put_be32(pb, 0x11); /* size */
211 if (track->mode == MODE_MOV) put_tag(pb, "samr");
212 else put_tag(pb, "damr");
214 put_byte(pb, 0); /* decoder version */
216 put_be16(pb, 0x81FF); /* Mode set (all modes for AMR_NB) */
217 put_byte(pb, 0x00); /* Mode change period (no restriction) */
218 put_byte(pb, 0x01); /* Frames per sample */
222 static int mov_write_enda_tag(ByteIOContext *pb)
226 put_be16(pb, 1); /* little endian */
230 static unsigned int descrLength(unsigned int len)
233 for(i=1; len>>(7*i); i++);
237 static void putDescr(ByteIOContext *pb, int tag, unsigned int size)
239 int i= descrLength(size) - size - 2;
242 put_byte(pb, (size>>(7*i)) | 0x80);
243 put_byte(pb, size & 0x7F);
246 static int mov_write_esds_tag(ByteIOContext *pb, MOVTrack* track) // Basic
248 offset_t pos = url_ftell(pb);
249 int decoderSpecificInfoLen = track->vosLen ? descrLength(track->vosLen):0;
251 put_be32(pb, 0); // size
253 put_be32(pb, 0); // Version
256 putDescr(pb, 0x03, 3 + descrLength(13 + decoderSpecificInfoLen) +
258 put_be16(pb, track->trackID);
259 put_byte(pb, 0x00); // flags (= no flags)
261 // DecoderConfig descriptor
262 putDescr(pb, 0x04, 13 + decoderSpecificInfoLen);
264 // Object type indication
265 put_byte(pb, codec_get_tag(ff_mp4_obj_type, track->enc->codec_id));
267 // the following fields is made of 6 bits to identify the streamtype (4 for video, 5 for audio)
268 // plus 1 bit to indicate upstream and 1 bit set to 1 (reserved)
269 if(track->enc->codec_type == CODEC_TYPE_AUDIO)
270 put_byte(pb, 0x15); // flags (= Audiostream)
272 put_byte(pb, 0x11); // flags (= Visualstream)
274 put_byte(pb, track->enc->rc_buffer_size>>(3+16)); // Buffersize DB (24 bits)
275 put_be16(pb, (track->enc->rc_buffer_size>>3)&0xFFFF); // Buffersize DB
277 put_be32(pb, FFMAX(track->enc->bit_rate, track->enc->rc_max_rate)); // maxbitrate (FIXME should be max rate in any 1 sec window)
278 if(track->enc->rc_max_rate != track->enc->rc_min_rate || track->enc->rc_min_rate==0)
279 put_be32(pb, 0); // vbr
281 put_be32(pb, track->enc->rc_max_rate); // avg bitrate
285 // DecoderSpecific info descriptor
286 putDescr(pb, 0x05, track->vosLen);
287 put_buffer(pb, track->vosData, track->vosLen);
292 putDescr(pb, 0x06, 1);
294 return updateSize (pb, pos);
297 static int mov_write_wave_tag(ByteIOContext *pb, MOVTrack* track)
299 offset_t pos = url_ftell(pb);
301 put_be32(pb, 0); /* size */
304 put_be32(pb, 12); /* size */
306 put_le32(pb, track->tag);
308 if (track->enc->codec_id == CODEC_ID_AAC) {
309 /* useless atom needed by mplayer, ipod, not needed by quicktime */
310 put_be32(pb, 12); /* size */
313 mov_write_esds_tag(pb, track);
314 } else if (track->enc->codec_id == CODEC_ID_PCM_S24LE ||
315 track->enc->codec_id == CODEC_ID_PCM_S32LE) {
316 mov_write_enda_tag(pb);
317 } else if (track->enc->codec_id == CODEC_ID_AMR_NB) {
318 mov_write_amr_tag(pb, track);
321 put_be32(pb, 8); /* size */
322 put_be32(pb, 0); /* null tag */
324 return updateSize (pb, pos);
327 static int mov_write_glbl_tag(ByteIOContext *pb, MOVTrack* track)
329 put_be32(pb, track->vosLen+8);
331 put_buffer(pb, track->vosData, track->vosLen);
332 return 8+track->vosLen;
335 static int mov_write_audio_tag(ByteIOContext *pb, MOVTrack* track)
337 offset_t pos = url_ftell(pb);
338 int version = track->mode == MODE_MOV &&
340 track->enc->codec_id == CODEC_ID_PCM_S32LE ||
341 track->enc->codec_id == CODEC_ID_PCM_S24LE);
343 put_be32(pb, 0); /* size */
344 put_le32(pb, track->tag); // store it byteswapped
345 put_be32(pb, 0); /* Reserved */
346 put_be16(pb, 0); /* Reserved */
347 put_be16(pb, 1); /* Data-reference index, XXX == 1 */
349 /* SoundDescription */
350 put_be16(pb, version); /* Version */
351 put_be16(pb, 0); /* Revision level */
352 put_be32(pb, 0); /* Reserved */
354 if (track->mode == MODE_MOV) {
355 put_be16(pb, track->enc->channels);
356 if (track->enc->codec_id == CODEC_ID_PCM_U8 ||
357 track->enc->codec_id == CODEC_ID_PCM_S8)
358 put_be16(pb, 8); /* bits per sample */
361 put_be16(pb, track->audio_vbr ? -2 : 0); /* compression ID */
362 } else { /* reserved for mp4/3gp */
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->tag == MKTAG('m','p','4','a'))
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);
389 else if(track->vosLen > 0)
390 mov_write_glbl_tag(pb, track);
392 return updateSize (pb, pos);
395 static int mov_write_d263_tag(ByteIOContext *pb)
397 put_be32(pb, 0xf); /* size */
400 put_byte(pb, 0); /* decoder version */
401 /* FIXME use AVCodecContext level/profile, when encoder will set values */
402 put_byte(pb, 0xa); /* level */
403 put_byte(pb, 0); /* profile */
407 /* TODO: No idea about these values */
408 static int mov_write_svq3_tag(ByteIOContext *pb)
414 put_be32(pb, 0xe2c0211d);
415 put_be32(pb, 0xc0000000);
420 static int mov_write_avcc_tag(ByteIOContext *pb, MOVTrack *track)
422 offset_t pos = url_ftell(pb);
426 ff_isom_write_avcc(pb, track->vosData, track->vosLen);
427 return updateSize(pb, pos);
430 /* also used by all avid codecs (dv, imx, meridien) and their variants */
431 static int mov_write_avid_tag(ByteIOContext *pb, MOVTrack *track)
434 put_be32(pb, 24); /* size */
438 put_be32(pb, 1); /* yuv 1 / rgb 2 ? */
439 put_be32(pb, 0); /* unknown */
441 put_be32(pb, 24); /* size */
445 put_be32(pb, 1); /* unknown */
446 put_be32(pb, 0); /* unknown */
448 put_be32(pb, 120); /* size */
452 put_be32(pb, AV_RB32(track->vosData + 0x28)); /* dnxhd cid, some id ? */
453 put_be32(pb, track->enc->width);
454 /* values below are based on samples created with quicktime and avid codecs */
455 if (track->vosData[5] & 2) { // interlaced
456 put_be32(pb, track->enc->height/2);
457 put_be32(pb, 2); /* unknown */
458 put_be32(pb, 0); /* unknown */
459 put_be32(pb, 4); /* unknown */
461 put_be32(pb, track->enc->height);
462 put_be32(pb, 1); /* unknown */
463 put_be32(pb, 0); /* unknown */
464 if (track->enc->height == 1080)
465 put_be32(pb, 5); /* unknown */
467 put_be32(pb, 6); /* unknown */
470 for (i = 0; i < 10; i++)
473 /* extra padding for stsd needed */
478 static const AVCodecTag codec_3gp_tags[] = {
479 { CODEC_ID_H263, MKTAG('s','2','6','3') },
480 { CODEC_ID_H264, MKTAG('a','v','c','1') },
481 { CODEC_ID_MPEG4, MKTAG('m','p','4','v') },
482 { CODEC_ID_AAC, MKTAG('m','p','4','a') },
483 { CODEC_ID_AMR_NB, MKTAG('s','a','m','r') },
484 { CODEC_ID_AMR_WB, MKTAG('s','a','w','b') },
487 static const AVCodecTag mov_pix_fmt_tags[] = {
488 { PIX_FMT_YUYV422, MKTAG('y','u','v','s') },
489 { PIX_FMT_UYVY422, MKTAG('2','v','u','y') },
490 { PIX_FMT_BGR555, MKTAG('r','a','w',' ') },
491 { PIX_FMT_RGB24, MKTAG('r','a','w',' ') },
492 { PIX_FMT_BGR32_1, MKTAG('r','a','w',' ') },
495 static int mov_find_codec_tag(AVFormatContext *s, MOVTrack *track)
497 int tag = track->enc->codec_tag;
498 if (track->mode == MODE_MP4 || track->mode == MODE_PSP || track->mode == MODE_IPOD) {
499 if (!codec_get_tag(ff_mp4_obj_type, track->enc->codec_id))
501 if (track->enc->codec_id == CODEC_ID_H264) tag = MKTAG('a','v','c','1');
502 else if (track->enc->codec_type == CODEC_TYPE_VIDEO) tag = MKTAG('m','p','4','v');
503 else if (track->enc->codec_type == CODEC_TYPE_AUDIO) tag = MKTAG('m','p','4','a');
504 } else if (track->mode == MODE_3GP || track->mode == MODE_3G2) {
505 tag = codec_get_tag(codec_3gp_tags, track->enc->codec_id);
506 } else if (!tag || (track->enc->strict_std_compliance >= FF_COMPLIANCE_NORMAL &&
507 (tag == MKTAG('d','v','c','p') ||
508 track->enc->codec_id == CODEC_ID_RAWVIDEO))) {
509 if (track->enc->codec_id == CODEC_ID_DVVIDEO) {
510 if (track->enc->height == 480) /* NTSC */
511 if (track->enc->pix_fmt == PIX_FMT_YUV422P) tag = MKTAG('d','v','5','n');
512 else tag = MKTAG('d','v','c',' ');
513 else if (track->enc->pix_fmt == PIX_FMT_YUV422P) tag = MKTAG('d','v','5','p');
514 else if (track->enc->pix_fmt == PIX_FMT_YUV420P) tag = MKTAG('d','v','c','p');
515 else tag = MKTAG('d','v','p','p');
516 } else if (track->enc->codec_id == CODEC_ID_RAWVIDEO) {
517 tag = codec_get_tag(mov_pix_fmt_tags, track->enc->pix_fmt);
518 if (!tag) // restore tag
519 tag = track->enc->codec_tag;
521 if (track->enc->codec_type == CODEC_TYPE_VIDEO) {
522 tag = codec_get_tag(codec_movvideo_tags, track->enc->codec_id);
523 if (!tag) { // if no mac fcc found, try with Microsoft tags
524 tag = codec_get_tag(codec_bmp_tags, track->enc->codec_id);
526 av_log(s, AV_LOG_INFO, "Warning, using MS style video codec tag, "
527 "the file may be unplayable!\n");
529 } else if (track->enc->codec_type == CODEC_TYPE_AUDIO) {
530 tag = codec_get_tag(codec_movaudio_tags, track->enc->codec_id);
531 if (!tag) { // if no mac fcc found, try with Microsoft tags
532 int ms_tag = codec_get_tag(codec_wav_tags, track->enc->codec_id);
534 tag = MKTAG('m', 's', ((ms_tag >> 8) & 0xff), (ms_tag & 0xff));
535 av_log(s, AV_LOG_INFO, "Warning, using MS style audio codec tag, "
536 "the file may be unplayable!\n");
546 * Needed to make file play in iPods running newest firmware
547 * goes after avcC atom in moov.trak.mdia.minf.stbl.stsd.avc1
549 static int mov_write_uuid_tag_ipod(ByteIOContext *pb)
553 put_be32(pb, 0x6b6840f2);
554 put_be32(pb, 0x5f244fc5);
555 put_be32(pb, 0xba39a51b);
556 put_be32(pb, 0xcf0323f3);
561 static int mov_write_video_tag(ByteIOContext *pb, MOVTrack* track)
563 offset_t pos = url_ftell(pb);
564 char compressor_name[32];
566 put_be32(pb, 0); /* size */
567 put_le32(pb, track->tag); // store it byteswapped
568 put_be32(pb, 0); /* Reserved */
569 put_be16(pb, 0); /* Reserved */
570 put_be16(pb, 1); /* Data-reference index */
572 put_be16(pb, 0); /* Codec stream version */
573 put_be16(pb, 0); /* Codec stream revision (=0) */
574 if (track->mode == MODE_MOV) {
575 put_tag(pb, "FFMP"); /* Vendor */
576 if(track->enc->codec_id == CODEC_ID_RAWVIDEO) {
577 put_be32(pb, 0); /* Temporal Quality */
578 put_be32(pb, 0x400); /* Spatial Quality = lossless*/
580 put_be32(pb, 0x200); /* Temporal Quality = normal */
581 put_be32(pb, 0x200); /* Spatial Quality = normal */
584 put_be32(pb, 0); /* Reserved */
585 put_be32(pb, 0); /* Reserved */
586 put_be32(pb, 0); /* Reserved */
588 put_be16(pb, track->enc->width); /* Video width */
589 put_be16(pb, track->enc->height); /* Video height */
590 put_be32(pb, 0x00480000); /* Horizontal resolution 72dpi */
591 put_be32(pb, 0x00480000); /* Vertical resolution 72dpi */
592 put_be32(pb, 0); /* Data size (= 0) */
593 put_be16(pb, 1); /* Frame count (= 1) */
595 memset(compressor_name,0,32);
596 /* FIXME not sure, ISO 14496-1 draft where it shall be set to 0 */
597 if (track->mode == MODE_MOV && track->enc->codec && track->enc->codec->name)
598 strncpy(compressor_name,track->enc->codec->name,31);
599 put_byte(pb, strlen(compressor_name));
600 put_buffer(pb, compressor_name, 31);
602 if (track->mode == MODE_MOV && track->enc->bits_per_sample)
603 put_be16(pb, track->enc->bits_per_sample);
605 put_be16(pb, 0x18); /* Reserved */
606 put_be16(pb, 0xffff); /* Reserved */
607 if(track->tag == MKTAG('m','p','4','v'))
608 mov_write_esds_tag(pb, track);
609 else if(track->enc->codec_id == CODEC_ID_H263)
610 mov_write_d263_tag(pb);
611 else if(track->enc->codec_id == CODEC_ID_SVQ3)
612 mov_write_svq3_tag(pb);
613 else if(track->enc->codec_id == CODEC_ID_DNXHD)
614 mov_write_avid_tag(pb, track);
615 else if(track->enc->codec_id == CODEC_ID_H264) {
616 mov_write_avcc_tag(pb, track);
617 if(track->mode == MODE_IPOD)
618 mov_write_uuid_tag_ipod(pb);
619 } else if(track->vosLen > 0)
620 mov_write_glbl_tag(pb, track);
622 return updateSize (pb, pos);
625 static int mov_write_stsd_tag(ByteIOContext *pb, MOVTrack* track)
627 offset_t pos = url_ftell(pb);
628 put_be32(pb, 0); /* size */
630 put_be32(pb, 0); /* version & flags */
631 put_be32(pb, 1); /* entry count */
632 if (track->enc->codec_type == CODEC_TYPE_VIDEO)
633 mov_write_video_tag(pb, track);
634 else if (track->enc->codec_type == CODEC_TYPE_AUDIO)
635 mov_write_audio_tag(pb, track);
636 return updateSize(pb, pos);
639 static int mov_write_ctts_tag(ByteIOContext *pb, MOVTrack* track)
641 MOV_stts_t *ctts_entries;
642 uint32_t entries = 0;
646 ctts_entries = av_malloc((track->entry + 1) * sizeof(*ctts_entries)); /* worst case */
647 ctts_entries[0].count = 1;
648 ctts_entries[0].duration = track->cluster[0].cts;
649 for (i=1; i<track->entry; i++) {
650 if (track->cluster[i].cts == ctts_entries[entries].duration) {
651 ctts_entries[entries].count++; /* compress */
654 ctts_entries[entries].duration = track->cluster[i].cts;
655 ctts_entries[entries].count = 1;
658 entries++; /* last one */
659 atom_size = 16 + (entries * 8);
660 put_be32(pb, atom_size); /* size */
662 put_be32(pb, 0); /* version & flags */
663 put_be32(pb, entries); /* entry count */
664 for (i=0; i<entries; i++) {
665 put_be32(pb, ctts_entries[i].count);
666 put_be32(pb, ctts_entries[i].duration);
668 av_free(ctts_entries);
672 /* Time to sample atom */
673 static int mov_write_stts_tag(ByteIOContext *pb, MOVTrack* track)
675 MOV_stts_t *stts_entries;
676 uint32_t entries = -1;
680 if (track->enc->codec_type == CODEC_TYPE_AUDIO && !track->audio_vbr) {
681 stts_entries = av_malloc(sizeof(*stts_entries)); /* one entry */
682 stts_entries[0].count = track->sampleCount;
683 stts_entries[0].duration = 1;
686 stts_entries = av_malloc(track->entry * sizeof(*stts_entries)); /* worst case */
687 for (i=0; i<track->entry; i++) {
688 int64_t duration = i + 1 == track->entry ?
689 track->trackDuration - track->cluster[i].dts + track->cluster[0].dts : /* readjusting */
690 track->cluster[i+1].dts - track->cluster[i].dts;
691 if (i && duration == stts_entries[entries].duration) {
692 stts_entries[entries].count++; /* compress */
695 stts_entries[entries].duration = duration;
696 stts_entries[entries].count = 1;
699 entries++; /* last one */
701 atom_size = 16 + (entries * 8);
702 put_be32(pb, atom_size); /* size */
704 put_be32(pb, 0); /* version & flags */
705 put_be32(pb, entries); /* entry count */
706 for (i=0; i<entries; i++) {
707 put_be32(pb, stts_entries[i].count);
708 put_be32(pb, stts_entries[i].duration);
710 av_free(stts_entries);
714 static int mov_write_dref_tag(ByteIOContext *pb)
716 put_be32(pb, 28); /* size */
718 put_be32(pb, 0); /* version & flags */
719 put_be32(pb, 1); /* entry count */
721 put_be32(pb, 0xc); /* size */
723 put_be32(pb, 1); /* version & flags */
728 static int mov_write_stbl_tag(ByteIOContext *pb, MOVTrack* track)
730 offset_t pos = url_ftell(pb);
731 put_be32(pb, 0); /* size */
733 mov_write_stsd_tag(pb, track);
734 mov_write_stts_tag(pb, track);
735 if (track->enc->codec_type == CODEC_TYPE_VIDEO &&
736 track->hasKeyframes < track->entry)
737 mov_write_stss_tag(pb, track);
738 if (track->enc->codec_type == CODEC_TYPE_VIDEO &&
740 mov_write_ctts_tag(pb, track);
741 mov_write_stsc_tag(pb, track);
742 mov_write_stsz_tag(pb, track);
743 mov_write_stco_tag(pb, track);
744 return updateSize(pb, pos);
747 static int mov_write_dinf_tag(ByteIOContext *pb)
749 offset_t pos = url_ftell(pb);
750 put_be32(pb, 0); /* size */
752 mov_write_dref_tag(pb);
753 return updateSize(pb, pos);
756 static int mov_write_smhd_tag(ByteIOContext *pb)
758 put_be32(pb, 16); /* size */
760 put_be32(pb, 0); /* version & flags */
761 put_be16(pb, 0); /* reserved (balance, normally = 0) */
762 put_be16(pb, 0); /* reserved */
766 static int mov_write_vmhd_tag(ByteIOContext *pb)
768 put_be32(pb, 0x14); /* size (always 0x14) */
770 put_be32(pb, 0x01); /* version & flags */
771 put_be64(pb, 0); /* reserved (graphics mode = copy) */
775 static int mov_write_hdlr_tag(ByteIOContext *pb, MOVTrack* track)
777 const char *descr, *hdlr, *hdlr_type;
778 offset_t pos = url_ftell(pb);
780 if (!track) { /* no media --> data handler */
783 descr = "DataHandler";
785 hdlr = (track->mode == MODE_MOV) ? "mhlr" : "\0\0\0\0";
786 if (track->enc->codec_type == CODEC_TYPE_VIDEO) {
788 descr = "VideoHandler";
791 descr = "SoundHandler";
795 put_be32(pb, 0); /* size */
797 put_be32(pb, 0); /* Version & flags */
798 put_buffer(pb, hdlr, 4); /* handler */
799 put_tag(pb, hdlr_type); /* handler type */
800 put_be32(pb ,0); /* reserved */
801 put_be32(pb ,0); /* reserved */
802 put_be32(pb ,0); /* reserved */
803 put_byte(pb, strlen(descr)); /* string counter */
804 put_buffer(pb, descr, strlen(descr)); /* handler description */
805 return updateSize(pb, pos);
808 static int mov_write_minf_tag(ByteIOContext *pb, MOVTrack* track)
810 offset_t pos = url_ftell(pb);
811 put_be32(pb, 0); /* size */
813 if(track->enc->codec_type == CODEC_TYPE_VIDEO)
814 mov_write_vmhd_tag(pb);
816 mov_write_smhd_tag(pb);
817 if (track->mode == MODE_MOV) /* FIXME: Why do it for MODE_MOV only ? */
818 mov_write_hdlr_tag(pb, NULL);
819 mov_write_dinf_tag(pb);
820 mov_write_stbl_tag(pb, track);
821 return updateSize(pb, pos);
824 static int mov_write_mdhd_tag(ByteIOContext *pb, MOVTrack* track)
826 int version = track->trackDuration < INT32_MAX ? 0 : 1;
828 (version == 1) ? put_be32(pb, 44) : put_be32(pb, 32); /* size */
830 put_byte(pb, version);
831 put_be24(pb, 0); /* flags */
833 put_be64(pb, track->time);
834 put_be64(pb, track->time);
836 put_be32(pb, track->time); /* creation time */
837 put_be32(pb, track->time); /* modification time */
839 put_be32(pb, track->timescale); /* time scale (sample rate for audio) */
840 (version == 1) ? put_be64(pb, track->trackDuration) : put_be32(pb, track->trackDuration); /* duration */
841 put_be16(pb, track->language); /* language */
842 put_be16(pb, 0); /* reserved (quality) */
844 if(version!=0 && track->mode == MODE_MOV){
845 av_log(NULL, AV_LOG_ERROR,
846 "FATAL error, file duration too long for timebase, this file will not be\n"
847 "playable with quicktime. Choose a different timebase or a different\n"
848 "container format\n");
854 static int mov_write_mdia_tag(ByteIOContext *pb, MOVTrack* track)
856 offset_t pos = url_ftell(pb);
857 put_be32(pb, 0); /* size */
859 mov_write_mdhd_tag(pb, track);
860 mov_write_hdlr_tag(pb, track);
861 mov_write_minf_tag(pb, track);
862 return updateSize(pb, pos);
865 static int mov_write_tkhd_tag(ByteIOContext *pb, MOVTrack* track)
867 int64_t duration = av_rescale_rnd(track->trackDuration, globalTimescale, track->timescale, AV_ROUND_UP);
868 int version = duration < INT32_MAX ? 0 : 1;
870 (version == 1) ? put_be32(pb, 104) : put_be32(pb, 92); /* size */
872 put_byte(pb, version);
873 put_be24(pb, 0xf); /* flags (track enabled) */
875 put_be64(pb, track->time);
876 put_be64(pb, track->time);
878 put_be32(pb, track->time); /* creation time */
879 put_be32(pb, track->time); /* modification time */
881 put_be32(pb, track->trackID); /* track-id */
882 put_be32(pb, 0); /* reserved */
883 (version == 1) ? put_be64(pb, duration) : put_be32(pb, duration);
885 put_be32(pb, 0); /* reserved */
886 put_be32(pb, 0); /* reserved */
887 put_be32(pb, 0x0); /* reserved (Layer & Alternate group) */
888 /* Volume, only for audio */
889 if(track->enc->codec_type == CODEC_TYPE_AUDIO)
890 put_be16(pb, 0x0100);
893 put_be16(pb, 0); /* reserved */
895 /* Matrix structure */
896 put_be32(pb, 0x00010000); /* reserved */
897 put_be32(pb, 0x0); /* reserved */
898 put_be32(pb, 0x0); /* reserved */
899 put_be32(pb, 0x0); /* reserved */
900 put_be32(pb, 0x00010000); /* reserved */
901 put_be32(pb, 0x0); /* reserved */
902 put_be32(pb, 0x0); /* reserved */
903 put_be32(pb, 0x0); /* reserved */
904 put_be32(pb, 0x40000000); /* reserved */
906 /* Track width and height, for visual only */
907 if(track->enc->codec_type == CODEC_TYPE_VIDEO) {
908 double sample_aspect_ratio = av_q2d(track->enc->sample_aspect_ratio);
909 if(!sample_aspect_ratio) sample_aspect_ratio = 1;
910 put_be32(pb, sample_aspect_ratio * track->enc->width*0x10000);
911 put_be32(pb, track->enc->height*0x10000);
920 // This box seems important for the psp playback ... without it the movie seems to hang
921 static int mov_write_edts_tag(ByteIOContext *pb, MOVTrack *track)
923 put_be32(pb, 0x24); /* size */
925 put_be32(pb, 0x1c); /* size */
930 put_be32(pb, av_rescale_rnd(track->trackDuration, globalTimescale, track->timescale, AV_ROUND_UP)); /* duration ... doesn't seem to effect psp */
932 put_be32(pb, track->cluster[0].cts); /* first pts is cts since dts is 0 */
933 put_be32(pb, 0x00010000);
937 // goes at the end of each track! ... Critical for PSP playback ("Incompatible data" without it)
938 static int mov_write_uuid_tag_psp(ByteIOContext *pb, MOVTrack *mov)
940 put_be32(pb, 0x34); /* size ... reports as 28 in mp4box! */
943 put_be32(pb, 0x21d24fce);
944 put_be32(pb, 0xbb88695c);
945 put_be32(pb, 0xfac9c740);
946 put_be32(pb, 0x1c); // another size here!
948 put_be32(pb, 0x00010012);
950 put_be32(pb, 0x55c40000);
956 static int mov_write_trak_tag(ByteIOContext *pb, MOVTrack* track)
958 offset_t pos = url_ftell(pb);
959 put_be32(pb, 0); /* size */
961 mov_write_tkhd_tag(pb, track);
962 if (track->mode == MODE_PSP || track->hasBframes)
963 mov_write_edts_tag(pb, track); // PSP Movies require edts box
964 mov_write_mdia_tag(pb, track);
965 if (track->mode == MODE_PSP)
966 mov_write_uuid_tag_psp(pb,track); // PSP Movies require this uuid box
967 return updateSize(pb, pos);
971 /* TODO: Not sorted out, but not necessary either */
972 static int mov_write_iods_tag(ByteIOContext *pb, MOVContext *mov)
974 put_be32(pb, 0x15); /* size */
976 put_be32(pb, 0); /* version & flags */
977 put_be16(pb, 0x1007);
979 put_be16(pb, 0x4fff);
980 put_be16(pb, 0xfffe);
981 put_be16(pb, 0x01ff);
986 static int mov_write_mvhd_tag(ByteIOContext *pb, MOVContext *mov)
988 int maxTrackID = 1, i;
989 int64_t maxTrackLenTemp, maxTrackLen = 0;
992 for (i=0; i<mov->nb_streams; i++) {
993 if(mov->tracks[i].entry > 0) {
994 maxTrackLenTemp = av_rescale_rnd(mov->tracks[i].trackDuration, globalTimescale, mov->tracks[i].timescale, AV_ROUND_UP);
995 if(maxTrackLen < maxTrackLenTemp)
996 maxTrackLen = maxTrackLenTemp;
997 if(maxTrackID < mov->tracks[i].trackID)
998 maxTrackID = mov->tracks[i].trackID;
1002 version = maxTrackLen < UINT32_MAX ? 0 : 1;
1003 (version == 1) ? put_be32(pb, 120) : put_be32(pb, 108); /* size */
1004 put_tag(pb, "mvhd");
1005 put_byte(pb, version);
1006 put_be24(pb, 0); /* flags */
1008 put_be64(pb, mov->time);
1009 put_be64(pb, mov->time);
1011 put_be32(pb, mov->time); /* creation time */
1012 put_be32(pb, mov->time); /* modification time */
1014 put_be32(pb, mov->timescale); /* timescale */
1015 (version == 1) ? put_be64(pb, maxTrackLen) : put_be32(pb, maxTrackLen); /* duration of longest track */
1017 put_be32(pb, 0x00010000); /* reserved (preferred rate) 1.0 = normal */
1018 put_be16(pb, 0x0100); /* reserved (preferred volume) 1.0 = normal */
1019 put_be16(pb, 0); /* reserved */
1020 put_be32(pb, 0); /* reserved */
1021 put_be32(pb, 0); /* reserved */
1023 /* Matrix structure */
1024 put_be32(pb, 0x00010000); /* reserved */
1025 put_be32(pb, 0x0); /* reserved */
1026 put_be32(pb, 0x0); /* reserved */
1027 put_be32(pb, 0x0); /* reserved */
1028 put_be32(pb, 0x00010000); /* reserved */
1029 put_be32(pb, 0x0); /* reserved */
1030 put_be32(pb, 0x0); /* reserved */
1031 put_be32(pb, 0x0); /* reserved */
1032 put_be32(pb, 0x40000000); /* reserved */
1034 put_be32(pb, 0); /* reserved (preview time) */
1035 put_be32(pb, 0); /* reserved (preview duration) */
1036 put_be32(pb, 0); /* reserved (poster time) */
1037 put_be32(pb, 0); /* reserved (selection time) */
1038 put_be32(pb, 0); /* reserved (selection duration) */
1039 put_be32(pb, 0); /* reserved (current time) */
1040 put_be32(pb, maxTrackID+1); /* Next track id */
1044 static int mov_write_itunes_hdlr_tag(ByteIOContext *pb, MOVContext* mov,
1047 offset_t pos = url_ftell(pb);
1048 put_be32(pb, 0); /* size */
1049 put_tag(pb, "hdlr");
1052 put_tag(pb, "mdir");
1053 put_tag(pb, "appl");
1057 return updateSize(pb, pos);
1060 /* helper function to write a data tag with the specified string as data */
1061 static int mov_write_string_data_tag(ByteIOContext *pb, const char *data, int long_style)
1064 offset_t pos = url_ftell(pb);
1065 put_be32(pb, 0); /* size */
1066 put_tag(pb, "data");
1069 put_buffer(pb, data, strlen(data));
1070 return updateSize(pb, pos);
1072 put_be16(pb, strlen(data)); /* string length */
1074 put_buffer(pb, data, strlen(data));
1075 return strlen(data) + 4;
1079 static int mov_write_string_tag(ByteIOContext *pb, const char *name, const char *value, int long_style){
1081 if (value && value[0]) {
1082 offset_t pos = url_ftell(pb);
1083 put_be32(pb, 0); /* size */
1085 mov_write_string_data_tag(pb, value, long_style);
1086 size= updateSize(pb, pos);
1092 static int mov_write_day_tag(ByteIOContext *pb, int year, int long_style)
1096 snprintf(year_str, sizeof(year_str), "%04d", year);
1097 return mov_write_string_tag(pb, "\251day", year_str, long_style);
1102 /* iTunes track number */
1103 static int mov_write_trkn_tag(ByteIOContext *pb, MOVContext* mov,
1108 offset_t pos = url_ftell(pb);
1109 put_be32(pb, 0); /* size */
1110 put_tag(pb, "trkn");
1112 offset_t pos = url_ftell(pb);
1113 put_be32(pb, 0); /* size */
1114 put_tag(pb, "data");
1115 put_be32(pb, 0); // 8 bytes empty
1117 put_be16(pb, 0); // empty
1118 put_be16(pb, s->track); // track number
1119 put_be16(pb, 0); // total track number
1120 put_be16(pb, 0); // empty
1121 updateSize(pb, pos);
1123 size = updateSize(pb, pos);
1128 /* iTunes meta data list */
1129 static int mov_write_ilst_tag(ByteIOContext *pb, MOVContext* mov,
1132 offset_t pos = url_ftell(pb);
1133 put_be32(pb, 0); /* size */
1134 put_tag(pb, "ilst");
1135 mov_write_string_tag(pb, "\251nam", s->title , 1);
1136 mov_write_string_tag(pb, "\251ART", s->author , 1);
1137 mov_write_string_tag(pb, "\251wrt", s->author , 1);
1138 mov_write_string_tag(pb, "\251alb", s->album , 1);
1139 mov_write_day_tag(pb, s->year ,1);
1140 if(mov->tracks[0].enc && !(mov->tracks[0].enc->flags & CODEC_FLAG_BITEXACT))
1141 mov_write_string_tag(pb, "\251too", LIBAVFORMAT_IDENT, 1);
1142 mov_write_string_tag(pb, "\251cmt", s->comment , 1);
1143 mov_write_string_tag(pb, "\251gen", s->genre , 1);
1144 mov_write_trkn_tag(pb, mov, s);
1145 return updateSize(pb, pos);
1148 /* iTunes meta data tag */
1149 static int mov_write_meta_tag(ByteIOContext *pb, MOVContext* mov,
1154 // only save meta tag if required
1155 if (s->title[0] || s->author[0] || s->album[0] || s->year ||
1156 s->comment[0] || s->genre[0] || s->track) {
1157 offset_t pos = url_ftell(pb);
1158 put_be32(pb, 0); /* size */
1159 put_tag(pb, "meta");
1161 mov_write_itunes_hdlr_tag(pb, mov, s);
1162 mov_write_ilst_tag(pb, mov, s);
1163 size = updateSize(pb, pos);
1168 static int mov_write_udta_tag(ByteIOContext *pb, MOVContext* mov,
1174 for (i=0; i<mov->nb_streams; i++) {
1175 if(mov->tracks[i].entry <= 0) continue;
1176 if (mov->tracks[i].enc->codec_id == CODEC_ID_AAC ||
1177 mov->tracks[i].enc->codec_id == CODEC_ID_MPEG4) {
1183 if (s->title[0] || s->author[0] || s->album[0] || s->year ||
1184 s->comment[0] || s->genre[0] || s->track ||
1185 (mov->mode == MODE_MOV &&
1186 ((mov->tracks[0].enc && !mov->tracks[0].enc->flags & CODEC_FLAG_BITEXACT) || req))) {
1187 offset_t pos = url_ftell(pb);
1189 put_be32(pb, 0); /* size */
1190 put_tag(pb, "udta");
1192 /* iTunes meta data */
1193 mov_write_meta_tag(pb, mov, s);
1195 if(mov->mode == MODE_MOV){ // the title field breaks gtkpod with mp4 and my suspicion is that stuff is not valid in mp4
1198 mov_write_string_tag(pb, "\251req", "QuickTime 6.0 or greater", 0);
1200 mov_write_string_tag(pb, "\251nam", s->title , 0);
1201 mov_write_string_tag(pb, "\251aut", s->author , 0);
1202 mov_write_string_tag(pb, "\251alb", s->album , 0);
1203 mov_write_day_tag(pb, s->year, 0);
1204 if(mov->tracks[0].enc && !(mov->tracks[0].enc->flags & CODEC_FLAG_BITEXACT))
1205 mov_write_string_tag(pb, "\251enc", LIBAVFORMAT_IDENT, 0);
1206 mov_write_string_tag(pb, "\251des", s->comment , 0);
1207 mov_write_string_tag(pb, "\251gen", s->genre , 0);
1210 return updateSize(pb, pos);
1216 static int utf8len(const uint8_t *b){
1220 GET_UTF8(val, *b++, return -1;)
1226 static int ascii_to_wc (ByteIOContext *pb, const uint8_t *b)
1230 GET_UTF8(val, *b++, return -1;)
1237 static uint16_t language_code (const char *str)
1239 return ((((str[0]-0x60) & 0x1F)<<10) + (((str[1]-0x60) & 0x1F)<<5) + ((str[2]-0x60) & 0x1F));
1242 static int mov_write_uuidusmt_tag (ByteIOContext *pb, AVFormatContext *s)
1245 offset_t pos, curpos;
1249 pos = url_ftell(pb);
1250 put_be32(pb, 0); /* size placeholder*/
1251 put_tag(pb, "uuid");
1252 put_tag(pb, "USMT");
1253 put_be32(pb, 0x21d24fce); /* 96 bit UUID */
1254 put_be32(pb, 0xbb88695c);
1255 put_be32(pb, 0xfac9c740);
1258 put_be32(pb, 0); /* size placeholder*/
1259 put_tag(pb, "MTDT");
1264 put_be16(pb, 0x0C); /* size */
1265 put_be32(pb, 0x0B); /* type */
1266 put_be16(pb, language_code("und")); /* language */
1267 put_be16(pb, 0x0); /* ? */
1268 put_be16(pb, 0x021C); /* data */
1272 len = utf8len(LIBAVCODEC_IDENT)+1;
1275 put_be16(pb, len*2+10); /* size */
1276 put_be32(pb, 0x04); /* type */
1277 put_be16(pb, language_code("eng")); /* language */
1278 put_be16(pb, 0x01); /* ? */
1279 ascii_to_wc(pb, LIBAVCODEC_IDENT);
1283 len = utf8len(s->title)+1;
1286 put_be16(pb, len*2+10); /* size */
1287 put_be32(pb, 0x01); /* type */
1288 put_be16(pb, language_code("eng")); /* language */
1289 put_be16(pb, 0x01); /* ? */
1290 ascii_to_wc (pb, s->title);
1294 // 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);
1295 len = utf8len("2006/04/01 11:11:11")+1;
1298 put_be16(pb, len*2+10); /* size */
1299 put_be32(pb, 0x03); /* type */
1300 put_be16(pb, language_code("und")); /* language */
1301 put_be16(pb, 0x01); /* ? */
1302 ascii_to_wc (pb, "2006/04/01 11:11:11");
1306 curpos = url_ftell(pb);
1307 url_fseek(pb, pos, SEEK_SET);
1309 url_fseek(pb, pos+24, SEEK_SET);
1310 put_be32(pb, size-24);
1311 url_fseek(pb, curpos, SEEK_SET);
1316 av_log(s, AV_LOG_ERROR, "not utf8\n");
1320 static int mov_write_moov_tag(ByteIOContext *pb, MOVContext *mov,
1324 offset_t pos = url_ftell(pb);
1325 put_be32(pb, 0); /* size placeholder*/
1326 put_tag(pb, "moov");
1327 mov->timescale = globalTimescale;
1329 for (i=0; i<mov->nb_streams; i++) {
1330 if(mov->tracks[i].entry <= 0) continue;
1332 mov->tracks[i].time = mov->time;
1333 mov->tracks[i].trackID = i+1;
1336 mov_write_mvhd_tag(pb, mov);
1337 //mov_write_iods_tag(pb, mov);
1338 for (i=0; i<mov->nb_streams; i++) {
1339 if(mov->tracks[i].entry > 0) {
1340 mov_write_trak_tag(pb, &(mov->tracks[i]));
1344 if (mov->mode == MODE_PSP)
1345 mov_write_uuidusmt_tag(pb, s);
1346 else if (mov->mode != MODE_3GP && mov->mode != MODE_3G2)
1347 mov_write_udta_tag(pb, mov, s);
1349 return updateSize(pb, pos);
1352 static int mov_write_mdat_tag(ByteIOContext *pb, MOVContext* mov)
1354 put_be32(pb, 8); // placeholder for extended size field (64 bit)
1355 put_tag(pb, mov->mode == MODE_MOV ? "wide" : "free");
1357 mov->mdat_pos = url_ftell(pb);
1358 put_be32(pb, 0); /* size placeholder*/
1359 put_tag(pb, "mdat");
1363 /* TODO: This needs to be more general */
1364 static void mov_write_ftyp_tag (ByteIOContext *pb, AVFormatContext *s)
1366 MOVContext *mov = s->priv_data;
1368 put_be32(pb, 0x14); /* size */
1369 put_tag(pb, "ftyp");
1371 if (mov->mode == MODE_3GP)
1372 put_tag(pb, "3gp4");
1373 else if (mov->mode == MODE_3G2)
1374 put_tag(pb, "3g2a");
1375 else if (mov->mode == MODE_PSP)
1376 put_tag(pb, "MSNV");
1377 else if (mov->mode == MODE_MP4 || mov->mode == MODE_IPOD)
1378 put_tag(pb, "isom");
1382 put_be32(pb, 0x200);
1384 if (mov->mode == MODE_3GP)
1385 put_tag(pb, "3gp4");
1386 else if (mov->mode == MODE_3G2)
1387 put_tag(pb, "3g2a");
1388 else if (mov->mode == MODE_PSP)
1389 put_tag(pb, "MSNV");
1390 else if (mov->mode == MODE_MP4 || mov->mode == MODE_IPOD)
1391 put_tag(pb, "mp41");
1396 static void mov_write_uuidprof_tag(ByteIOContext *pb, AVFormatContext *s)
1398 AVCodecContext *VideoCodec = s->streams[0]->codec;
1399 AVCodecContext *AudioCodec = s->streams[1]->codec;
1400 int AudioRate = AudioCodec->sample_rate;
1401 int FrameRate = ((VideoCodec->time_base.den) * (0x10000))/ (VideoCodec->time_base.num);
1402 int audio_kbitrate= AudioCodec->bit_rate / 1000;
1403 int video_kbitrate= FFMIN(VideoCodec->bit_rate / 1000, 800 - audio_kbitrate);
1405 put_be32(pb, 0x94); /* size */
1406 put_tag(pb, "uuid");
1407 put_tag(pb, "PROF");
1409 put_be32(pb, 0x21d24fce); /* 96 bit UUID */
1410 put_be32(pb, 0xbb88695c);
1411 put_be32(pb, 0xfac9c740);
1413 put_be32(pb, 0x0); /* ? */
1414 put_be32(pb, 0x3); /* 3 sections ? */
1416 put_be32(pb, 0x14); /* size */
1417 put_tag(pb, "FPRF");
1418 put_be32(pb, 0x0); /* ? */
1419 put_be32(pb, 0x0); /* ? */
1420 put_be32(pb, 0x0); /* ? */
1422 put_be32(pb, 0x2c); /* size */
1423 put_tag(pb, "APRF"); /* audio */
1425 put_be32(pb, 0x2); /* TrackID */
1426 put_tag(pb, "mp4a");
1427 put_be32(pb, 0x20f);
1429 put_be32(pb, audio_kbitrate);
1430 put_be32(pb, audio_kbitrate);
1431 put_be32(pb, AudioRate);
1432 put_be32(pb, AudioCodec->channels);
1434 put_be32(pb, 0x34); /* size */
1435 put_tag(pb, "VPRF"); /* video */
1437 put_be32(pb, 0x1); /* TrackID */
1438 if (VideoCodec->codec_id == CODEC_ID_H264) {
1439 put_tag(pb, "avc1");
1440 put_be16(pb, 0x014D);
1441 put_be16(pb, 0x0015);
1443 put_tag(pb, "mp4v");
1444 put_be16(pb, 0x0000);
1445 put_be16(pb, 0x0103);
1448 put_be32(pb, video_kbitrate);
1449 put_be32(pb, video_kbitrate);
1450 put_be32(pb, FrameRate);
1451 put_be32(pb, FrameRate);
1452 put_be16(pb, VideoCodec->width);
1453 put_be16(pb, VideoCodec->height);
1454 put_be32(pb, 0x010001); /* ? */
1457 static int mov_write_header(AVFormatContext *s)
1459 ByteIOContext *pb = s->pb;
1460 MOVContext *mov = s->priv_data;
1463 if (url_is_streamed(s->pb)) {
1464 av_log(s, AV_LOG_ERROR, "muxer does not support non seekable output\n");
1468 /* Default mode == MP4 */
1469 mov->mode = MODE_MP4;
1471 if (s->oformat != NULL) {
1472 if (!strcmp("3gp", s->oformat->name)) mov->mode = MODE_3GP;
1473 else if (!strcmp("3g2", s->oformat->name)) mov->mode = MODE_3G2;
1474 else if (!strcmp("mov", s->oformat->name)) mov->mode = MODE_MOV;
1475 else if (!strcmp("psp", s->oformat->name)) mov->mode = MODE_PSP;
1476 else if (!strcmp("ipod",s->oformat->name)) mov->mode = MODE_IPOD;
1478 mov_write_ftyp_tag(pb,s);
1479 if (mov->mode == MODE_PSP) {
1480 if (s->nb_streams != 2) {
1481 av_log(s, AV_LOG_ERROR, "PSP mode need one video and one audio stream\n");
1484 mov_write_uuidprof_tag(pb,s);
1488 for(i=0; i<s->nb_streams; i++){
1489 AVStream *st= s->streams[i];
1490 MOVTrack *track= &mov->tracks[i];
1492 track->enc = st->codec;
1493 track->language = ff_mov_iso639_to_lang(st->language, mov->mode != MODE_MOV);
1494 track->mode = mov->mode;
1495 track->tag = mov_find_codec_tag(s, track);
1497 av_log(s, AV_LOG_ERROR, "track %d: could not find tag for codec\n", i);
1500 if(st->codec->codec_type == CODEC_TYPE_VIDEO){
1501 track->timescale = st->codec->time_base.den;
1502 av_set_pts_info(st, 64, 1, st->codec->time_base.den);
1503 if (track->mode == MODE_MOV && track->timescale > 100000)
1504 av_log(s, AV_LOG_WARNING,
1505 "WARNING codec timebase is very high. If duration is too long,\n"
1506 "file may not be playable by quicktime. Specify a shorter timebase\n"
1507 "or choose different container.\n");
1508 }else if(st->codec->codec_type == CODEC_TYPE_AUDIO){
1509 track->timescale = st->codec->sample_rate;
1510 av_set_pts_info(st, 64, 1, st->codec->sample_rate);
1511 if(!st->codec->frame_size){
1512 av_log(s, AV_LOG_ERROR, "track %d: codec frame size is not set\n", i);
1514 }else if(st->codec->frame_size > 1){ /* assume compressed audio */
1515 track->audio_vbr = 1;
1517 track->sampleSize = (av_get_bits_per_sample(st->codec->codec_id) >> 3) * st->codec->channels;
1522 mov_write_mdat_tag(pb, mov);
1523 mov->time = s->timestamp + 0x7C25B080; //1970 based -> 1904 based
1524 mov->nb_streams = s->nb_streams;
1526 put_flush_packet(pb);
1531 static int mov_write_packet(AVFormatContext *s, AVPacket *pkt)
1533 MOVContext *mov = s->priv_data;
1534 ByteIOContext *pb = s->pb;
1535 MOVTrack *trk = &mov->tracks[pkt->stream_index];
1536 AVCodecContext *enc = trk->enc;
1537 unsigned int samplesInChunk = 0;
1538 int size= pkt->size;
1540 if (url_is_streamed(s->pb)) return 0; /* Can't handle that */
1541 if (!size) return 0; /* Discard 0 sized packets */
1543 if (enc->codec_id == CODEC_ID_AMR_NB) {
1544 /* We must find out how many AMR blocks there are in one packet */
1545 static uint16_t packed_size[16] =
1546 {13, 14, 16, 18, 20, 21, 27, 32, 6, 0, 0, 0, 0, 0, 0, 0};
1549 while (len < size && samplesInChunk < 100) {
1550 len += packed_size[(pkt->data[len] >> 3) & 0x0F];
1553 if(samplesInChunk > 1){
1554 av_log(s, AV_LOG_ERROR, "fatal error, input is not a single packet, implement a AVParser for it\n");
1557 } else if (trk->sampleSize)
1558 samplesInChunk = size/trk->sampleSize;
1562 /* copy extradata if it exists */
1563 if (trk->vosLen == 0 && enc->extradata_size > 0) {
1564 trk->vosLen = enc->extradata_size;
1565 trk->vosData = av_malloc(trk->vosLen);
1566 memcpy(trk->vosData, enc->extradata, trk->vosLen);
1569 if (enc->codec_id == CODEC_ID_H264 && trk->vosLen > 0 && *(uint8_t *)trk->vosData != 1) {
1570 /* from x264 or from bytestream h264 */
1571 /* nal reformating needed */
1572 int ret = ff_avc_parse_nal_units(pkt->data, &pkt->data, &pkt->size);
1577 } else if (enc->codec_id == CODEC_ID_DNXHD && !trk->vosLen) {
1578 /* copy frame header to create needed atoms */
1582 trk->vosData = av_malloc(trk->vosLen);
1583 memcpy(trk->vosData, pkt->data, 640);
1586 if (!(trk->entry % MOV_INDEX_CLUSTER_SIZE)) {
1587 trk->cluster = av_realloc(trk->cluster, (trk->entry + MOV_INDEX_CLUSTER_SIZE) * sizeof(*trk->cluster));
1592 trk->cluster[trk->entry].pos = url_ftell(pb);
1593 trk->cluster[trk->entry].samplesInChunk = samplesInChunk;
1594 trk->cluster[trk->entry].size = size;
1595 trk->cluster[trk->entry].entries = samplesInChunk;
1596 trk->cluster[trk->entry].dts = pkt->dts;
1597 trk->trackDuration = pkt->dts - trk->cluster[0].dts + pkt->duration;
1599 if(enc->codec_type == CODEC_TYPE_VIDEO) {
1600 if (pkt->dts != pkt->pts)
1601 trk->hasBframes = 1;
1602 trk->cluster[trk->entry].cts = pkt->pts - pkt->dts;
1603 trk->cluster[trk->entry].key_frame = !!(pkt->flags & PKT_FLAG_KEY);
1604 if(trk->cluster[trk->entry].key_frame)
1605 trk->hasKeyframes++;
1608 trk->sampleCount += samplesInChunk;
1609 mov->mdat_size += size;
1611 put_buffer(pb, pkt->data, size);
1613 put_flush_packet(pb);
1617 static int mov_write_trailer(AVFormatContext *s)
1619 MOVContext *mov = s->priv_data;
1620 ByteIOContext *pb = s->pb;
1624 offset_t moov_pos = url_ftell(pb);
1626 /* Write size of mdat tag */
1627 if (mov->mdat_size+8 <= UINT32_MAX) {
1628 url_fseek(pb, mov->mdat_pos, SEEK_SET);
1629 put_be32(pb, mov->mdat_size+8);
1631 /* overwrite 'wide' placeholder atom */
1632 url_fseek(pb, mov->mdat_pos - 8, SEEK_SET);
1633 put_be32(pb, 1); /* special value: real atom size will be 64 bit value after tag field */
1634 put_tag(pb, "mdat");
1635 put_be64(pb, mov->mdat_size+16);
1637 url_fseek(pb, moov_pos, SEEK_SET);
1639 mov_write_moov_tag(pb, mov, s);
1641 for (i=0; i<mov->nb_streams; i++) {
1642 av_freep(&mov->tracks[i].cluster);
1644 if(mov->tracks[i].vosLen) av_free(mov->tracks[i].vosData);
1648 put_flush_packet(pb);
1653 #ifdef CONFIG_MOV_MUXER
1654 AVOutputFormat mov_muxer = {
1665 .flags = AVFMT_GLOBALHEADER,
1666 .codec_tag = (const AVCodecTag*[]){codec_movvideo_tags, codec_movaudio_tags, 0},
1669 #ifdef CONFIG_TGP_MUXER
1670 AVOutputFormat tgp_muxer = {
1681 .flags = AVFMT_GLOBALHEADER,
1682 .codec_tag = (const AVCodecTag*[]){codec_3gp_tags, 0},
1685 #ifdef CONFIG_MP4_MUXER
1686 AVOutputFormat mp4_muxer = {
1697 .flags = AVFMT_GLOBALHEADER,
1698 .codec_tag = (const AVCodecTag*[]){ff_mp4_obj_type, 0},
1701 #ifdef CONFIG_PSP_MUXER
1702 AVOutputFormat psp_muxer = {
1713 .flags = AVFMT_GLOBALHEADER,
1714 .codec_tag = (const AVCodecTag*[]){ff_mp4_obj_type, 0},
1717 #ifdef CONFIG_TG2_MUXER
1718 AVOutputFormat tg2_muxer = {
1729 .flags = AVFMT_GLOBALHEADER,
1730 .codec_tag = (const AVCodecTag*[]){codec_3gp_tags, 0},
1733 #ifdef CONFIG_IPOD_MUXER
1734 AVOutputFormat ipod_muxer = {
1736 "iPod H.264 mp4 format",
1745 .flags = AVFMT_GLOBALHEADER,
1746 .codec_tag = (const AVCodecTag*[]){ff_mp4_obj_type, 0},