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
27 #include "libavcodec/bitstream.h"
32 #define MOV_INDEX_CLUSTER_SIZE 16384
33 #define globalTimescale 1000
38 #define MODE_PSP 0x08 // example working PSP command line:
39 // ffmpeg -i testinput.avi -f psp -r 14.985 -s 320x240 -b 768 -ar 24000 -ab 32 M4V00001.MP4
41 #define MODE_IPOD 0x20
43 typedef struct MOVIentry
{
44 unsigned int flags
, size
;
46 unsigned int samplesInChunk
;
53 typedef struct MOVIndex
{
58 int64_t trackDuration
;
65 int tag
; ///< stsd fourcc
74 typedef struct MOVContext
{
81 MOVTrack tracks
[MAX_STREAMS
];
84 //FIXME support 64 bit variant with wide placeholders
85 static int64_t updateSize(ByteIOContext
*pb
, int64_t pos
)
87 int64_t curpos
= url_ftell(pb
);
88 url_fseek(pb
, pos
, SEEK_SET
);
89 put_be32(pb
, curpos
- pos
); /* rewrite size */
90 url_fseek(pb
, curpos
, SEEK_SET
);
95 /* Chunk offset atom */
96 static int mov_write_stco_tag(ByteIOContext
*pb
, MOVTrack
*track
)
99 int mode64
= 0; // use 32 bit size variant if possible
100 int64_t pos
= url_ftell(pb
);
101 put_be32(pb
, 0); /* size */
102 if (pos
> UINT32_MAX
) {
107 put_be32(pb
, 0); /* version & flags */
108 put_be32(pb
, track
->entry
); /* entry count */
109 for (i
=0; i
<track
->entry
; i
++) {
111 put_be64(pb
, track
->cluster
[i
].pos
);
113 put_be32(pb
, track
->cluster
[i
].pos
);
115 return updateSize(pb
, pos
);
118 /* Sample size atom */
119 static int mov_write_stsz_tag(ByteIOContext
*pb
, MOVTrack
*track
)
122 int i
, j
, entries
= 0, tst
= -1, oldtst
= -1;
124 int64_t pos
= url_ftell(pb
);
125 put_be32(pb
, 0); /* size */
127 put_be32(pb
, 0); /* version & flags */
129 for (i
=0; i
<track
->entry
; i
++) {
130 tst
= track
->cluster
[i
].size
/track
->cluster
[i
].entries
;
131 if(oldtst
!= -1 && tst
!= oldtst
) {
135 entries
+= track
->cluster
[i
].entries
;
138 int sSize
= track
->cluster
[0].size
/track
->cluster
[0].entries
;
139 put_be32(pb
, sSize
); // sample size
140 put_be32(pb
, entries
); // sample count
143 put_be32(pb
, 0); // sample size
144 put_be32(pb
, entries
); // sample count
145 for (i
=0; i
<track
->entry
; i
++) {
146 for (j
=0; j
<track
->cluster
[i
].entries
; j
++) {
147 put_be32(pb
, track
->cluster
[i
].size
/
148 track
->cluster
[i
].entries
);
152 return updateSize(pb
, pos
);
155 /* Sample to chunk atom */
156 static int mov_write_stsc_tag(ByteIOContext
*pb
, MOVTrack
*track
)
158 int index
= 0, oldval
= -1, i
;
159 int64_t entryPos
, curpos
;
161 int64_t pos
= url_ftell(pb
);
162 put_be32(pb
, 0); /* size */
164 put_be32(pb
, 0); // version & flags
165 entryPos
= url_ftell(pb
);
166 put_be32(pb
, track
->entry
); // entry count
167 for (i
=0; i
<track
->entry
; i
++) {
168 if(oldval
!= track
->cluster
[i
].samplesInChunk
)
170 put_be32(pb
, i
+1); // first chunk
171 put_be32(pb
, track
->cluster
[i
].samplesInChunk
); // samples per chunk
172 put_be32(pb
, 0x1); // sample description index
173 oldval
= track
->cluster
[i
].samplesInChunk
;
177 curpos
= url_ftell(pb
);
178 url_fseek(pb
, entryPos
, SEEK_SET
);
179 put_be32(pb
, index
); // rewrite size
180 url_fseek(pb
, curpos
, SEEK_SET
);
182 return updateSize(pb
, pos
);
185 /* Sync sample atom */
186 static int mov_write_stss_tag(ByteIOContext
*pb
, MOVTrack
*track
)
188 int64_t curpos
, entryPos
;
190 int64_t pos
= url_ftell(pb
);
191 put_be32(pb
, 0); // size
193 put_be32(pb
, 0); // version & flags
194 entryPos
= url_ftell(pb
);
195 put_be32(pb
, track
->entry
); // entry count
196 for (i
=0; i
<track
->entry
; i
++) {
197 if(track
->cluster
[i
].key_frame
== 1) {
202 curpos
= url_ftell(pb
);
203 url_fseek(pb
, entryPos
, SEEK_SET
);
204 put_be32(pb
, index
); // rewrite size
205 url_fseek(pb
, curpos
, SEEK_SET
);
206 return updateSize(pb
, pos
);
209 static int mov_write_amr_tag(ByteIOContext
*pb
, MOVTrack
*track
)
211 put_be32(pb
, 0x11); /* size */
212 if (track
->mode
== MODE_MOV
) put_tag(pb
, "samr");
213 else put_tag(pb
, "damr");
215 put_byte(pb
, 0); /* decoder version */
217 put_be16(pb
, 0x81FF); /* Mode set (all modes for AMR_NB) */
218 put_byte(pb
, 0x00); /* Mode change period (no restriction) */
219 put_byte(pb
, 0x01); /* Frames per sample */
223 static int mov_write_ac3_tag(ByteIOContext
*pb
, MOVTrack
*track
)
228 int fscod
, bsid
, bsmod
, acmod
, lfeon
, frmsizecod
;
230 if (track
->vosLen
< 7)
236 init_get_bits(&gbc
, track
->vosData
+4, track
->vosLen
-4);
237 fscod
= get_bits(&gbc
, 2);
238 frmsizecod
= get_bits(&gbc
, 6);
239 bsid
= get_bits(&gbc
, 5);
240 bsmod
= get_bits(&gbc
, 3);
241 acmod
= get_bits(&gbc
, 3);
243 skip_bits(&gbc
, 2); // dsurmod
245 if ((acmod
& 1) && acmod
!= 1)
246 skip_bits(&gbc
, 2); // cmixlev
248 skip_bits(&gbc
, 2); // surmixlev
250 lfeon
= get_bits1(&gbc
);
252 init_put_bits(&pbc
, buf
, sizeof(buf
));
253 put_bits(&pbc
, 2, fscod
);
254 put_bits(&pbc
, 5, bsid
);
255 put_bits(&pbc
, 3, bsmod
);
256 put_bits(&pbc
, 3, acmod
);
257 put_bits(&pbc
, 1, lfeon
);
258 put_bits(&pbc
, 5, frmsizecod
>>1); // bit_rate_code
259 put_bits(&pbc
, 5, 0); // reserved
261 flush_put_bits(&pbc
);
262 put_buffer(pb
, buf
, sizeof(buf
));
268 * This function writes extradata "as is".
269 * Extradata must be formated like a valid atom (with size and tag)
271 static int mov_write_extradata_tag(ByteIOContext
*pb
, MOVTrack
*track
)
273 put_buffer(pb
, track
->enc
->extradata
, track
->enc
->extradata_size
);
274 return track
->enc
->extradata_size
;
277 static int mov_write_enda_tag(ByteIOContext
*pb
)
281 put_be16(pb
, 1); /* little endian */
285 static unsigned int descrLength(unsigned int len
)
288 for(i
=1; len
>>(7*i
); i
++);
292 static void putDescr(ByteIOContext
*pb
, int tag
, unsigned int size
)
294 int i
= descrLength(size
) - size
- 2;
297 put_byte(pb
, (size
>>(7*i
)) | 0x80);
298 put_byte(pb
, size
& 0x7F);
301 static int mov_write_esds_tag(ByteIOContext
*pb
, MOVTrack
*track
) // Basic
303 int64_t pos
= url_ftell(pb
);
304 int decoderSpecificInfoLen
= track
->vosLen
? descrLength(track
->vosLen
):0;
306 put_be32(pb
, 0); // size
308 put_be32(pb
, 0); // Version
311 putDescr(pb
, 0x03, 3 + descrLength(13 + decoderSpecificInfoLen
) +
313 put_be16(pb
, track
->trackID
);
314 put_byte(pb
, 0x00); // flags (= no flags)
316 // DecoderConfig descriptor
317 putDescr(pb
, 0x04, 13 + decoderSpecificInfoLen
);
319 // Object type indication
320 if ((track
->enc
->codec_id
== CODEC_ID_MP2
||
321 track
->enc
->codec_id
== CODEC_ID_MP3
) &&
322 track
->enc
->sample_rate
> 24000)
323 put_byte(pb
, 0x6B); // 11172-3
325 put_byte(pb
, codec_get_tag(ff_mp4_obj_type
, track
->enc
->codec_id
));
327 // the following fields is made of 6 bits to identify the streamtype (4 for video, 5 for audio)
328 // plus 1 bit to indicate upstream and 1 bit set to 1 (reserved)
329 if(track
->enc
->codec_type
== CODEC_TYPE_AUDIO
)
330 put_byte(pb
, 0x15); // flags (= Audiostream)
332 put_byte(pb
, 0x11); // flags (= Visualstream)
334 put_byte(pb
, track
->enc
->rc_buffer_size
>>(3+16)); // Buffersize DB (24 bits)
335 put_be16(pb
, (track
->enc
->rc_buffer_size
>>3)&0xFFFF); // Buffersize DB
337 put_be32(pb
, FFMAX(track
->enc
->bit_rate
, track
->enc
->rc_max_rate
)); // maxbitrate (FIXME should be max rate in any 1 sec window)
338 if(track
->enc
->rc_max_rate
!= track
->enc
->rc_min_rate
|| track
->enc
->rc_min_rate
==0)
339 put_be32(pb
, 0); // vbr
341 put_be32(pb
, track
->enc
->rc_max_rate
); // avg bitrate
344 // DecoderSpecific info descriptor
345 putDescr(pb
, 0x05, track
->vosLen
);
346 put_buffer(pb
, track
->vosData
, track
->vosLen
);
350 putDescr(pb
, 0x06, 1);
352 return updateSize(pb
, pos
);
355 static int mov_write_wave_tag(ByteIOContext
*pb
, MOVTrack
*track
)
357 int64_t pos
= url_ftell(pb
);
359 put_be32(pb
, 0); /* size */
362 put_be32(pb
, 12); /* size */
364 put_le32(pb
, track
->tag
);
366 if (track
->enc
->codec_id
== CODEC_ID_AAC
) {
367 /* useless atom needed by mplayer, ipod, not needed by quicktime */
368 put_be32(pb
, 12); /* size */
371 mov_write_esds_tag(pb
, track
);
372 } else if (track
->enc
->codec_id
== CODEC_ID_PCM_S24LE
||
373 track
->enc
->codec_id
== CODEC_ID_PCM_S32LE
) {
374 mov_write_enda_tag(pb
);
375 } else if (track
->enc
->codec_id
== CODEC_ID_AMR_NB
) {
376 mov_write_amr_tag(pb
, track
);
377 } else if (track
->enc
->codec_id
== CODEC_ID_AC3
) {
378 mov_write_ac3_tag(pb
, track
);
379 } else if (track
->enc
->codec_id
== CODEC_ID_ALAC
) {
380 mov_write_extradata_tag(pb
, track
);
383 put_be32(pb
, 8); /* size */
384 put_be32(pb
, 0); /* null tag */
386 return updateSize(pb
, pos
);
389 static int mov_write_glbl_tag(ByteIOContext
*pb
, MOVTrack
*track
)
391 put_be32(pb
, track
->vosLen
+8);
393 put_buffer(pb
, track
->vosData
, track
->vosLen
);
394 return 8+track
->vosLen
;
397 static int mov_write_audio_tag(ByteIOContext
*pb
, MOVTrack
*track
)
399 int64_t pos
= url_ftell(pb
);
400 int version
= track
->mode
== MODE_MOV
&&
402 track
->enc
->codec_id
== CODEC_ID_PCM_S32LE
||
403 track
->enc
->codec_id
== CODEC_ID_PCM_S24LE
);
405 put_be32(pb
, 0); /* size */
406 put_le32(pb
, track
->tag
); // store it byteswapped
407 put_be32(pb
, 0); /* Reserved */
408 put_be16(pb
, 0); /* Reserved */
409 put_be16(pb
, 1); /* Data-reference index, XXX == 1 */
411 /* SoundDescription */
412 put_be16(pb
, version
); /* Version */
413 put_be16(pb
, 0); /* Revision level */
414 put_be32(pb
, 0); /* Reserved */
416 if (track
->mode
== MODE_MOV
) {
417 put_be16(pb
, track
->enc
->channels
);
418 if (track
->enc
->codec_id
== CODEC_ID_PCM_U8
||
419 track
->enc
->codec_id
== CODEC_ID_PCM_S8
)
420 put_be16(pb
, 8); /* bits per sample */
423 put_be16(pb
, track
->audio_vbr
? -2 : 0); /* compression ID */
424 } else { /* reserved for mp4/3gp */
430 put_be16(pb
, 0); /* packet size (= 0) */
431 put_be16(pb
, track
->timescale
); /* Time scale */
432 put_be16(pb
, 0); /* Reserved */
434 if(version
== 1) { /* SoundDescription V1 extended info */
435 put_be32(pb
, track
->enc
->frame_size
); /* Samples per packet */
436 put_be32(pb
, track
->sampleSize
/ track
->enc
->channels
); /* Bytes per packet */
437 put_be32(pb
, track
->sampleSize
); /* Bytes per frame */
438 put_be32(pb
, 2); /* Bytes per sample */
441 if(track
->mode
== MODE_MOV
&&
442 (track
->enc
->codec_id
== CODEC_ID_AAC
||
443 track
->enc
->codec_id
== CODEC_ID_AC3
||
444 track
->enc
->codec_id
== CODEC_ID_AMR_NB
||
445 track
->enc
->codec_id
== CODEC_ID_PCM_S24LE
||
446 track
->enc
->codec_id
== CODEC_ID_PCM_S32LE
||
447 track
->enc
->codec_id
== CODEC_ID_ALAC
))
448 mov_write_wave_tag(pb
, track
);
449 else if(track
->tag
== MKTAG('m','p','4','a'))
450 mov_write_esds_tag(pb
, track
);
451 else if(track
->enc
->codec_id
== CODEC_ID_AMR_NB
)
452 mov_write_amr_tag(pb
, track
);
453 else if(track
->enc
->codec_id
== CODEC_ID_AC3
)
454 mov_write_ac3_tag(pb
, track
);
455 else if(track
->enc
->codec_id
== CODEC_ID_ALAC
)
456 mov_write_extradata_tag(pb
, track
);
457 else if(track
->vosLen
> 0)
458 mov_write_glbl_tag(pb
, track
);
460 return updateSize(pb
, pos
);
463 static int mov_write_d263_tag(ByteIOContext
*pb
)
465 put_be32(pb
, 0xf); /* size */
468 put_byte(pb
, 0); /* decoder version */
469 /* FIXME use AVCodecContext level/profile, when encoder will set values */
470 put_byte(pb
, 0xa); /* level */
471 put_byte(pb
, 0); /* profile */
475 /* TODO: No idea about these values */
476 static int mov_write_svq3_tag(ByteIOContext
*pb
)
482 put_be32(pb
, 0xe2c0211d);
483 put_be32(pb
, 0xc0000000);
488 static int mov_write_avcc_tag(ByteIOContext
*pb
, MOVTrack
*track
)
490 int64_t pos
= url_ftell(pb
);
494 ff_isom_write_avcc(pb
, track
->vosData
, track
->vosLen
);
495 return updateSize(pb
, pos
);
498 /* also used by all avid codecs (dv, imx, meridien) and their variants */
499 static int mov_write_avid_tag(ByteIOContext
*pb
, MOVTrack
*track
)
502 put_be32(pb
, 24); /* size */
506 put_be32(pb
, 1); /* yuv 1 / rgb 2 ? */
507 put_be32(pb
, 0); /* unknown */
509 put_be32(pb
, 24); /* size */
513 put_be32(pb
, 1); /* unknown */
514 put_be32(pb
, 0); /* unknown */
516 put_be32(pb
, 120); /* size */
520 put_be32(pb
, AV_RB32(track
->vosData
+ 0x28)); /* dnxhd cid, some id ? */
521 put_be32(pb
, track
->enc
->width
);
522 /* values below are based on samples created with quicktime and avid codecs */
523 if (track
->vosData
[5] & 2) { // interlaced
524 put_be32(pb
, track
->enc
->height
/2);
525 put_be32(pb
, 2); /* unknown */
526 put_be32(pb
, 0); /* unknown */
527 put_be32(pb
, 4); /* unknown */
529 put_be32(pb
, track
->enc
->height
);
530 put_be32(pb
, 1); /* unknown */
531 put_be32(pb
, 0); /* unknown */
532 if (track
->enc
->height
== 1080)
533 put_be32(pb
, 5); /* unknown */
535 put_be32(pb
, 6); /* unknown */
538 for (i
= 0; i
< 10; i
++)
541 /* extra padding for stsd needed */
546 static const AVCodecTag codec_3gp_tags
[] = {
547 { CODEC_ID_H263
, MKTAG('s','2','6','3') },
548 { CODEC_ID_H264
, MKTAG('a','v','c','1') },
549 { CODEC_ID_MPEG4
, MKTAG('m','p','4','v') },
550 { CODEC_ID_AAC
, MKTAG('m','p','4','a') },
551 { CODEC_ID_AMR_NB
, MKTAG('s','a','m','r') },
552 { CODEC_ID_AMR_WB
, MKTAG('s','a','w','b') },
553 { CODEC_ID_NONE
, 0 },
556 static const AVCodecTag mov_pix_fmt_tags
[] = {
557 { PIX_FMT_YUYV422
, MKTAG('y','u','v','s') },
558 { PIX_FMT_UYVY422
, MKTAG('2','v','u','y') },
559 { PIX_FMT_BGR555
, MKTAG('r','a','w',' ') },
560 { PIX_FMT_RGB24
, MKTAG('r','a','w',' ') },
561 { PIX_FMT_BGR32_1
, MKTAG('r','a','w',' ') },
564 static const AVCodecTag codec_ipod_tags
[] = {
565 { CODEC_ID_H264
, MKTAG('a','v','c','1') },
566 { CODEC_ID_MPEG4
, MKTAG('m','p','4','v') },
567 { CODEC_ID_AAC
, MKTAG('m','p','4','a') },
568 { CODEC_ID_ALAC
, MKTAG('a','l','a','c') },
569 { CODEC_ID_AC3
, MKTAG('a','c','-','3') },
570 { CODEC_ID_NONE
, 0 },
573 static int mov_find_codec_tag(AVFormatContext
*s
, MOVTrack
*track
)
575 int tag
= track
->enc
->codec_tag
;
576 if (track
->mode
== MODE_MP4
|| track
->mode
== MODE_PSP
) {
577 if (!codec_get_tag(ff_mp4_obj_type
, track
->enc
->codec_id
))
579 if (track
->enc
->codec_id
== CODEC_ID_H264
) tag
= MKTAG('a','v','c','1');
580 else if (track
->enc
->codec_id
== CODEC_ID_AC3
) tag
= MKTAG('a','c','-','3');
581 else if (track
->enc
->codec_id
== CODEC_ID_DIRAC
) tag
= MKTAG('d','r','a','c');
582 else if (track
->enc
->codec_type
== CODEC_TYPE_VIDEO
) tag
= MKTAG('m','p','4','v');
583 else if (track
->enc
->codec_type
== CODEC_TYPE_AUDIO
) tag
= MKTAG('m','p','4','a');
584 } else if (track
->mode
== MODE_IPOD
) {
585 tag
= codec_get_tag(codec_ipod_tags
, track
->enc
->codec_id
);
586 if (!match_ext(s
->filename
, "m4a") && !match_ext(s
->filename
, "m4v"))
587 av_log(s
, AV_LOG_WARNING
, "Warning, extension is not .m4a nor .m4v "
588 "Quicktime/Ipod might not play the file\n");
589 } else if (track
->mode
& MODE_3GP
) {
590 tag
= codec_get_tag(codec_3gp_tags
, track
->enc
->codec_id
);
591 } else if (!tag
|| (track
->enc
->strict_std_compliance
>= FF_COMPLIANCE_NORMAL
&&
592 (tag
== MKTAG('d','v','c','p') ||
593 track
->enc
->codec_id
== CODEC_ID_RAWVIDEO
))) {
594 if (track
->enc
->codec_id
== CODEC_ID_DVVIDEO
) {
595 if (track
->enc
->height
== 480) /* NTSC */
596 if (track
->enc
->pix_fmt
== PIX_FMT_YUV422P
) tag
= MKTAG('d','v','5','n');
597 else tag
= MKTAG('d','v','c',' ');
598 else if (track
->enc
->pix_fmt
== PIX_FMT_YUV422P
) tag
= MKTAG('d','v','5','p');
599 else if (track
->enc
->pix_fmt
== PIX_FMT_YUV420P
) tag
= MKTAG('d','v','c','p');
600 else tag
= MKTAG('d','v','p','p');
601 } else if (track
->enc
->codec_id
== CODEC_ID_RAWVIDEO
) {
602 tag
= codec_get_tag(mov_pix_fmt_tags
, track
->enc
->pix_fmt
);
603 if (!tag
) // restore tag
604 tag
= track
->enc
->codec_tag
;
606 if (track
->enc
->codec_type
== CODEC_TYPE_VIDEO
) {
607 tag
= codec_get_tag(codec_movvideo_tags
, track
->enc
->codec_id
);
608 if (!tag
) { // if no mac fcc found, try with Microsoft tags
609 tag
= codec_get_tag(codec_bmp_tags
, track
->enc
->codec_id
);
611 av_log(s
, AV_LOG_INFO
, "Warning, using MS style video codec tag, "
612 "the file may be unplayable!\n");
614 } else if (track
->enc
->codec_type
== CODEC_TYPE_AUDIO
) {
615 tag
= codec_get_tag(codec_movaudio_tags
, track
->enc
->codec_id
);
616 if (!tag
) { // if no mac fcc found, try with Microsoft tags
617 int ms_tag
= codec_get_tag(codec_wav_tags
, track
->enc
->codec_id
);
619 tag
= MKTAG('m', 's', ((ms_tag
>> 8) & 0xff), (ms_tag
& 0xff));
620 av_log(s
, AV_LOG_INFO
, "Warning, using MS style audio codec tag, "
621 "the file may be unplayable!\n");
631 * Needed to make file play in iPods running newest firmware
632 * goes after avcC atom in moov.trak.mdia.minf.stbl.stsd.avc1
634 static int mov_write_uuid_tag_ipod(ByteIOContext
*pb
)
638 put_be32(pb
, 0x6b6840f2);
639 put_be32(pb
, 0x5f244fc5);
640 put_be32(pb
, 0xba39a51b);
641 put_be32(pb
, 0xcf0323f3);
646 static int mov_write_video_tag(ByteIOContext
*pb
, MOVTrack
*track
)
648 int64_t pos
= url_ftell(pb
);
649 char compressor_name
[32];
651 put_be32(pb
, 0); /* size */
652 put_le32(pb
, track
->tag
); // store it byteswapped
653 put_be32(pb
, 0); /* Reserved */
654 put_be16(pb
, 0); /* Reserved */
655 put_be16(pb
, 1); /* Data-reference index */
657 put_be16(pb
, 0); /* Codec stream version */
658 put_be16(pb
, 0); /* Codec stream revision (=0) */
659 if (track
->mode
== MODE_MOV
) {
660 put_tag(pb
, "FFMP"); /* Vendor */
661 if(track
->enc
->codec_id
== CODEC_ID_RAWVIDEO
) {
662 put_be32(pb
, 0); /* Temporal Quality */
663 put_be32(pb
, 0x400); /* Spatial Quality = lossless*/
665 put_be32(pb
, 0x200); /* Temporal Quality = normal */
666 put_be32(pb
, 0x200); /* Spatial Quality = normal */
669 put_be32(pb
, 0); /* Reserved */
670 put_be32(pb
, 0); /* Reserved */
671 put_be32(pb
, 0); /* Reserved */
673 put_be16(pb
, track
->enc
->width
); /* Video width */
674 put_be16(pb
, track
->enc
->height
); /* Video height */
675 put_be32(pb
, 0x00480000); /* Horizontal resolution 72dpi */
676 put_be32(pb
, 0x00480000); /* Vertical resolution 72dpi */
677 put_be32(pb
, 0); /* Data size (= 0) */
678 put_be16(pb
, 1); /* Frame count (= 1) */
680 memset(compressor_name
,0,32);
681 /* FIXME not sure, ISO 14496-1 draft where it shall be set to 0 */
682 if (track
->mode
== MODE_MOV
&& track
->enc
->codec
&& track
->enc
->codec
->name
)
683 strncpy(compressor_name
,track
->enc
->codec
->name
,31);
684 put_byte(pb
, strlen(compressor_name
));
685 put_buffer(pb
, compressor_name
, 31);
687 if (track
->mode
== MODE_MOV
&& track
->enc
->bits_per_coded_sample
)
688 put_be16(pb
, track
->enc
->bits_per_coded_sample
);
690 put_be16(pb
, 0x18); /* Reserved */
691 put_be16(pb
, 0xffff); /* Reserved */
692 if(track
->tag
== MKTAG('m','p','4','v'))
693 mov_write_esds_tag(pb
, track
);
694 else if(track
->enc
->codec_id
== CODEC_ID_H263
)
695 mov_write_d263_tag(pb
);
696 else if(track
->enc
->codec_id
== CODEC_ID_SVQ3
)
697 mov_write_svq3_tag(pb
);
698 else if(track
->enc
->codec_id
== CODEC_ID_DNXHD
)
699 mov_write_avid_tag(pb
, track
);
700 else if(track
->enc
->codec_id
== CODEC_ID_H264
) {
701 mov_write_avcc_tag(pb
, track
);
702 if(track
->mode
== MODE_IPOD
)
703 mov_write_uuid_tag_ipod(pb
);
704 } else if(track
->vosLen
> 0)
705 mov_write_glbl_tag(pb
, track
);
707 return updateSize(pb
, pos
);
710 static int mov_write_stsd_tag(ByteIOContext
*pb
, MOVTrack
*track
)
712 int64_t pos
= url_ftell(pb
);
713 put_be32(pb
, 0); /* size */
715 put_be32(pb
, 0); /* version & flags */
716 put_be32(pb
, 1); /* entry count */
717 if (track
->enc
->codec_type
== CODEC_TYPE_VIDEO
)
718 mov_write_video_tag(pb
, track
);
719 else if (track
->enc
->codec_type
== CODEC_TYPE_AUDIO
)
720 mov_write_audio_tag(pb
, track
);
721 return updateSize(pb
, pos
);
724 static int mov_write_ctts_tag(ByteIOContext
*pb
, MOVTrack
*track
)
726 MOV_stts_t
*ctts_entries
;
727 uint32_t entries
= 0;
731 ctts_entries
= av_malloc((track
->entry
+ 1) * sizeof(*ctts_entries
)); /* worst case */
732 ctts_entries
[0].count
= 1;
733 ctts_entries
[0].duration
= track
->cluster
[0].cts
;
734 for (i
=1; i
<track
->entry
; i
++) {
735 if (track
->cluster
[i
].cts
== ctts_entries
[entries
].duration
) {
736 ctts_entries
[entries
].count
++; /* compress */
739 ctts_entries
[entries
].duration
= track
->cluster
[i
].cts
;
740 ctts_entries
[entries
].count
= 1;
743 entries
++; /* last one */
744 atom_size
= 16 + (entries
* 8);
745 put_be32(pb
, atom_size
); /* size */
747 put_be32(pb
, 0); /* version & flags */
748 put_be32(pb
, entries
); /* entry count */
749 for (i
=0; i
<entries
; i
++) {
750 put_be32(pb
, ctts_entries
[i
].count
);
751 put_be32(pb
, ctts_entries
[i
].duration
);
753 av_free(ctts_entries
);
757 /* Time to sample atom */
758 static int mov_write_stts_tag(ByteIOContext
*pb
, MOVTrack
*track
)
760 MOV_stts_t
*stts_entries
;
761 uint32_t entries
= -1;
765 if (track
->enc
->codec_type
== CODEC_TYPE_AUDIO
&& !track
->audio_vbr
) {
766 stts_entries
= av_malloc(sizeof(*stts_entries
)); /* one entry */
767 stts_entries
[0].count
= track
->sampleCount
;
768 stts_entries
[0].duration
= 1;
771 stts_entries
= av_malloc(track
->entry
* sizeof(*stts_entries
)); /* worst case */
772 for (i
=0; i
<track
->entry
; i
++) {
773 int64_t duration
= i
+ 1 == track
->entry
?
774 track
->trackDuration
- track
->cluster
[i
].dts
+ track
->cluster
[0].dts
: /* readjusting */
775 track
->cluster
[i
+1].dts
- track
->cluster
[i
].dts
;
776 if (i
&& duration
== stts_entries
[entries
].duration
) {
777 stts_entries
[entries
].count
++; /* compress */
780 stts_entries
[entries
].duration
= duration
;
781 stts_entries
[entries
].count
= 1;
784 entries
++; /* last one */
786 atom_size
= 16 + (entries
* 8);
787 put_be32(pb
, atom_size
); /* size */
789 put_be32(pb
, 0); /* version & flags */
790 put_be32(pb
, entries
); /* entry count */
791 for (i
=0; i
<entries
; i
++) {
792 put_be32(pb
, stts_entries
[i
].count
);
793 put_be32(pb
, stts_entries
[i
].duration
);
795 av_free(stts_entries
);
799 static int mov_write_dref_tag(ByteIOContext
*pb
)
801 put_be32(pb
, 28); /* size */
803 put_be32(pb
, 0); /* version & flags */
804 put_be32(pb
, 1); /* entry count */
806 put_be32(pb
, 0xc); /* size */
808 put_be32(pb
, 1); /* version & flags */
813 static int mov_write_stbl_tag(ByteIOContext
*pb
, MOVTrack
*track
)
815 int64_t pos
= url_ftell(pb
);
816 put_be32(pb
, 0); /* size */
818 mov_write_stsd_tag(pb
, track
);
819 mov_write_stts_tag(pb
, track
);
820 if (track
->enc
->codec_type
== CODEC_TYPE_VIDEO
&&
821 track
->hasKeyframes
&& track
->hasKeyframes
< track
->entry
)
822 mov_write_stss_tag(pb
, track
);
823 if (track
->enc
->codec_type
== CODEC_TYPE_VIDEO
&&
825 mov_write_ctts_tag(pb
, track
);
826 mov_write_stsc_tag(pb
, track
);
827 mov_write_stsz_tag(pb
, track
);
828 mov_write_stco_tag(pb
, track
);
829 return updateSize(pb
, pos
);
832 static int mov_write_dinf_tag(ByteIOContext
*pb
)
834 int64_t pos
= url_ftell(pb
);
835 put_be32(pb
, 0); /* size */
837 mov_write_dref_tag(pb
);
838 return updateSize(pb
, pos
);
841 static int mov_write_smhd_tag(ByteIOContext
*pb
)
843 put_be32(pb
, 16); /* size */
845 put_be32(pb
, 0); /* version & flags */
846 put_be16(pb
, 0); /* reserved (balance, normally = 0) */
847 put_be16(pb
, 0); /* reserved */
851 static int mov_write_vmhd_tag(ByteIOContext
*pb
)
853 put_be32(pb
, 0x14); /* size (always 0x14) */
855 put_be32(pb
, 0x01); /* version & flags */
856 put_be64(pb
, 0); /* reserved (graphics mode = copy) */
860 static int mov_write_hdlr_tag(ByteIOContext
*pb
, MOVTrack
*track
)
862 const char *descr
, *hdlr
, *hdlr_type
;
863 int64_t pos
= url_ftell(pb
);
865 if (!track
) { /* no media --> data handler */
868 descr
= "DataHandler";
870 hdlr
= (track
->mode
== MODE_MOV
) ? "mhlr" : "\0\0\0\0";
871 if (track
->enc
->codec_type
== CODEC_TYPE_VIDEO
) {
873 descr
= "VideoHandler";
876 descr
= "SoundHandler";
880 put_be32(pb
, 0); /* size */
882 put_be32(pb
, 0); /* Version & flags */
883 put_buffer(pb
, hdlr
, 4); /* handler */
884 put_tag(pb
, hdlr_type
); /* handler type */
885 put_be32(pb
,0); /* reserved */
886 put_be32(pb
,0); /* reserved */
887 put_be32(pb
,0); /* reserved */
888 put_byte(pb
, strlen(descr
)); /* string counter */
889 put_buffer(pb
, descr
, strlen(descr
)); /* handler description */
890 return updateSize(pb
, pos
);
893 static int mov_write_minf_tag(ByteIOContext
*pb
, MOVTrack
*track
)
895 int64_t pos
= url_ftell(pb
);
896 put_be32(pb
, 0); /* size */
898 if(track
->enc
->codec_type
== CODEC_TYPE_VIDEO
)
899 mov_write_vmhd_tag(pb
);
901 mov_write_smhd_tag(pb
);
902 if (track
->mode
== MODE_MOV
) /* FIXME: Why do it for MODE_MOV only ? */
903 mov_write_hdlr_tag(pb
, NULL
);
904 mov_write_dinf_tag(pb
);
905 mov_write_stbl_tag(pb
, track
);
906 return updateSize(pb
, pos
);
909 static int mov_write_mdhd_tag(ByteIOContext
*pb
, MOVTrack
*track
)
911 int version
= track
->trackDuration
< INT32_MAX
? 0 : 1;
913 (version
== 1) ? put_be32(pb
, 44) : put_be32(pb
, 32); /* size */
915 put_byte(pb
, version
);
916 put_be24(pb
, 0); /* flags */
918 put_be64(pb
, track
->time
);
919 put_be64(pb
, track
->time
);
921 put_be32(pb
, track
->time
); /* creation time */
922 put_be32(pb
, track
->time
); /* modification time */
924 put_be32(pb
, track
->timescale
); /* time scale (sample rate for audio) */
925 (version
== 1) ? put_be64(pb
, track
->trackDuration
) : put_be32(pb
, track
->trackDuration
); /* duration */
926 put_be16(pb
, track
->language
); /* language */
927 put_be16(pb
, 0); /* reserved (quality) */
929 if(version
!=0 && track
->mode
== MODE_MOV
){
930 av_log(NULL
, AV_LOG_ERROR
,
931 "FATAL error, file duration too long for timebase, this file will not be\n"
932 "playable with quicktime. Choose a different timebase or a different\n"
933 "container format\n");
939 static int mov_write_mdia_tag(ByteIOContext
*pb
, MOVTrack
*track
)
941 int64_t pos
= url_ftell(pb
);
942 put_be32(pb
, 0); /* size */
944 mov_write_mdhd_tag(pb
, track
);
945 mov_write_hdlr_tag(pb
, track
);
946 mov_write_minf_tag(pb
, track
);
947 return updateSize(pb
, pos
);
950 static int mov_write_tkhd_tag(ByteIOContext
*pb
, MOVTrack
*track
, AVStream
*st
)
952 int64_t duration
= av_rescale_rnd(track
->trackDuration
, globalTimescale
, track
->timescale
, AV_ROUND_UP
);
953 int version
= duration
< INT32_MAX
? 0 : 1;
955 (version
== 1) ? put_be32(pb
, 104) : put_be32(pb
, 92); /* size */
957 put_byte(pb
, version
);
958 put_be24(pb
, 0xf); /* flags (track enabled) */
960 put_be64(pb
, track
->time
);
961 put_be64(pb
, track
->time
);
963 put_be32(pb
, track
->time
); /* creation time */
964 put_be32(pb
, track
->time
); /* modification time */
966 put_be32(pb
, track
->trackID
); /* track-id */
967 put_be32(pb
, 0); /* reserved */
968 (version
== 1) ? put_be64(pb
, duration
) : put_be32(pb
, duration
);
970 put_be32(pb
, 0); /* reserved */
971 put_be32(pb
, 0); /* reserved */
972 put_be32(pb
, 0x0); /* reserved (Layer & Alternate group) */
973 /* Volume, only for audio */
974 if(track
->enc
->codec_type
== CODEC_TYPE_AUDIO
)
975 put_be16(pb
, 0x0100);
978 put_be16(pb
, 0); /* reserved */
980 /* Matrix structure */
981 put_be32(pb
, 0x00010000); /* reserved */
982 put_be32(pb
, 0x0); /* reserved */
983 put_be32(pb
, 0x0); /* reserved */
984 put_be32(pb
, 0x0); /* reserved */
985 put_be32(pb
, 0x00010000); /* reserved */
986 put_be32(pb
, 0x0); /* reserved */
987 put_be32(pb
, 0x0); /* reserved */
988 put_be32(pb
, 0x0); /* reserved */
989 put_be32(pb
, 0x40000000); /* reserved */
991 /* Track width and height, for visual only */
992 if(track
->enc
->codec_type
== CODEC_TYPE_VIDEO
) {
993 double sample_aspect_ratio
= av_q2d(st
->sample_aspect_ratio
);
994 if(!sample_aspect_ratio
) sample_aspect_ratio
= 1;
995 put_be32(pb
, sample_aspect_ratio
* track
->enc
->width
*0x10000);
996 put_be32(pb
, track
->enc
->height
*0x10000);
1005 // This box seems important for the psp playback ... without it the movie seems to hang
1006 static int mov_write_edts_tag(ByteIOContext
*pb
, MOVTrack
*track
)
1008 put_be32(pb
, 0x24); /* size */
1009 put_tag(pb
, "edts");
1010 put_be32(pb
, 0x1c); /* size */
1011 put_tag(pb
, "elst");
1015 put_be32(pb
, av_rescale_rnd(track
->trackDuration
, globalTimescale
, track
->timescale
, AV_ROUND_UP
)); /* duration ... doesn't seem to effect psp */
1017 put_be32(pb
, track
->cluster
[0].cts
); /* first pts is cts since dts is 0 */
1018 put_be32(pb
, 0x00010000);
1022 // goes at the end of each track! ... Critical for PSP playback ("Incompatible data" without it)
1023 static int mov_write_uuid_tag_psp(ByteIOContext
*pb
, MOVTrack
*mov
)
1025 put_be32(pb
, 0x34); /* size ... reports as 28 in mp4box! */
1026 put_tag(pb
, "uuid");
1027 put_tag(pb
, "USMT");
1028 put_be32(pb
, 0x21d24fce);
1029 put_be32(pb
, 0xbb88695c);
1030 put_be32(pb
, 0xfac9c740);
1031 put_be32(pb
, 0x1c); // another size here!
1032 put_tag(pb
, "MTDT");
1033 put_be32(pb
, 0x00010012);
1035 put_be32(pb
, 0x55c40000);
1041 static int mov_write_trak_tag(ByteIOContext
*pb
, MOVTrack
*track
, AVStream
*st
)
1043 int64_t pos
= url_ftell(pb
);
1044 put_be32(pb
, 0); /* size */
1045 put_tag(pb
, "trak");
1046 mov_write_tkhd_tag(pb
, track
, st
);
1047 if (track
->mode
== MODE_PSP
|| track
->hasBframes
)
1048 mov_write_edts_tag(pb
, track
); // PSP Movies require edts box
1049 mov_write_mdia_tag(pb
, track
);
1050 if (track
->mode
== MODE_PSP
)
1051 mov_write_uuid_tag_psp(pb
,track
); // PSP Movies require this uuid box
1052 return updateSize(pb
, pos
);
1056 /* TODO: Not sorted out, but not necessary either */
1057 static int mov_write_iods_tag(ByteIOContext
*pb
, MOVContext
*mov
)
1059 put_be32(pb
, 0x15); /* size */
1060 put_tag(pb
, "iods");
1061 put_be32(pb
, 0); /* version & flags */
1062 put_be16(pb
, 0x1007);
1064 put_be16(pb
, 0x4fff);
1065 put_be16(pb
, 0xfffe);
1066 put_be16(pb
, 0x01ff);
1071 static int mov_write_mvhd_tag(ByteIOContext
*pb
, MOVContext
*mov
)
1073 int maxTrackID
= 1, i
;
1074 int64_t maxTrackLenTemp
, maxTrackLen
= 0;
1077 for (i
=0; i
<mov
->nb_streams
; i
++) {
1078 if(mov
->tracks
[i
].entry
> 0) {
1079 maxTrackLenTemp
= av_rescale_rnd(mov
->tracks
[i
].trackDuration
, globalTimescale
, mov
->tracks
[i
].timescale
, AV_ROUND_UP
);
1080 if(maxTrackLen
< maxTrackLenTemp
)
1081 maxTrackLen
= maxTrackLenTemp
;
1082 if(maxTrackID
< mov
->tracks
[i
].trackID
)
1083 maxTrackID
= mov
->tracks
[i
].trackID
;
1087 version
= maxTrackLen
< UINT32_MAX
? 0 : 1;
1088 (version
== 1) ? put_be32(pb
, 120) : put_be32(pb
, 108); /* size */
1089 put_tag(pb
, "mvhd");
1090 put_byte(pb
, version
);
1091 put_be24(pb
, 0); /* flags */
1093 put_be64(pb
, mov
->time
);
1094 put_be64(pb
, mov
->time
);
1096 put_be32(pb
, mov
->time
); /* creation time */
1097 put_be32(pb
, mov
->time
); /* modification time */
1099 put_be32(pb
, mov
->timescale
); /* timescale */
1100 (version
== 1) ? put_be64(pb
, maxTrackLen
) : put_be32(pb
, maxTrackLen
); /* duration of longest track */
1102 put_be32(pb
, 0x00010000); /* reserved (preferred rate) 1.0 = normal */
1103 put_be16(pb
, 0x0100); /* reserved (preferred volume) 1.0 = normal */
1104 put_be16(pb
, 0); /* reserved */
1105 put_be32(pb
, 0); /* reserved */
1106 put_be32(pb
, 0); /* reserved */
1108 /* Matrix structure */
1109 put_be32(pb
, 0x00010000); /* reserved */
1110 put_be32(pb
, 0x0); /* reserved */
1111 put_be32(pb
, 0x0); /* reserved */
1112 put_be32(pb
, 0x0); /* reserved */
1113 put_be32(pb
, 0x00010000); /* reserved */
1114 put_be32(pb
, 0x0); /* reserved */
1115 put_be32(pb
, 0x0); /* reserved */
1116 put_be32(pb
, 0x0); /* reserved */
1117 put_be32(pb
, 0x40000000); /* reserved */
1119 put_be32(pb
, 0); /* reserved (preview time) */
1120 put_be32(pb
, 0); /* reserved (preview duration) */
1121 put_be32(pb
, 0); /* reserved (poster time) */
1122 put_be32(pb
, 0); /* reserved (selection time) */
1123 put_be32(pb
, 0); /* reserved (selection duration) */
1124 put_be32(pb
, 0); /* reserved (current time) */
1125 put_be32(pb
, maxTrackID
+1); /* Next track id */
1129 static int mov_write_itunes_hdlr_tag(ByteIOContext
*pb
, MOVContext
*mov
,
1132 int64_t pos
= url_ftell(pb
);
1133 put_be32(pb
, 0); /* size */
1134 put_tag(pb
, "hdlr");
1137 put_tag(pb
, "mdir");
1138 put_tag(pb
, "appl");
1142 return updateSize(pb
, pos
);
1145 /* helper function to write a data tag with the specified string as data */
1146 static int mov_write_string_data_tag(ByteIOContext
*pb
, const char *data
, int long_style
)
1149 int64_t pos
= url_ftell(pb
);
1150 put_be32(pb
, 0); /* size */
1151 put_tag(pb
, "data");
1154 put_buffer(pb
, data
, strlen(data
));
1155 return updateSize(pb
, pos
);
1157 put_be16(pb
, strlen(data
)); /* string length */
1159 put_buffer(pb
, data
, strlen(data
));
1160 return strlen(data
) + 4;
1164 static int mov_write_string_tag(ByteIOContext
*pb
, const char *name
, const char *value
, int long_style
){
1166 if (value
&& value
[0]) {
1167 int64_t pos
= url_ftell(pb
);
1168 put_be32(pb
, 0); /* size */
1170 mov_write_string_data_tag(pb
, value
, long_style
);
1171 size
= updateSize(pb
, pos
);
1177 static int mov_write_day_tag(ByteIOContext
*pb
, int year
, int long_style
)
1181 snprintf(year_str
, sizeof(year_str
), "%04d", year
);
1182 return mov_write_string_tag(pb
, "\251day", year_str
, long_style
);
1187 /* iTunes track number */
1188 static int mov_write_trkn_tag(ByteIOContext
*pb
, MOVContext
*mov
,
1193 int64_t pos
= url_ftell(pb
);
1194 put_be32(pb
, 0); /* size */
1195 put_tag(pb
, "trkn");
1197 int64_t pos
= url_ftell(pb
);
1198 put_be32(pb
, 0); /* size */
1199 put_tag(pb
, "data");
1200 put_be32(pb
, 0); // 8 bytes empty
1202 put_be16(pb
, 0); // empty
1203 put_be16(pb
, s
->track
); // track number
1204 put_be16(pb
, 0); // total track number
1205 put_be16(pb
, 0); // empty
1206 updateSize(pb
, pos
);
1208 size
= updateSize(pb
, pos
);
1213 /* iTunes meta data list */
1214 static int mov_write_ilst_tag(ByteIOContext
*pb
, MOVContext
*mov
,
1217 int64_t pos
= url_ftell(pb
);
1218 put_be32(pb
, 0); /* size */
1219 put_tag(pb
, "ilst");
1220 mov_write_string_tag(pb
, "\251nam", s
->title
, 1);
1221 mov_write_string_tag(pb
, "\251ART", s
->author
, 1);
1222 mov_write_string_tag(pb
, "\251wrt", s
->author
, 1);
1223 mov_write_string_tag(pb
, "\251alb", s
->album
, 1);
1224 mov_write_day_tag(pb
, s
->year
,1);
1225 mov_write_string_tag(pb
, "\251too", LIBAVFORMAT_IDENT
, 1);
1226 mov_write_string_tag(pb
, "\251cmt", s
->comment
, 1);
1227 mov_write_string_tag(pb
, "\251gen", s
->genre
, 1);
1228 mov_write_string_tag(pb
, "\251cpy", s
->copyright
, 1);
1229 mov_write_trkn_tag(pb
, mov
, s
);
1230 return updateSize(pb
, pos
);
1233 /* iTunes meta data tag */
1234 static int mov_write_meta_tag(ByteIOContext
*pb
, MOVContext
*mov
,
1239 // only save meta tag if required
1240 if (s
->title
[0] || s
->author
[0] || s
->album
[0] || s
->year
||
1241 s
->comment
[0] || s
->genre
[0] || s
->track
) {
1242 int64_t pos
= url_ftell(pb
);
1243 put_be32(pb
, 0); /* size */
1244 put_tag(pb
, "meta");
1246 mov_write_itunes_hdlr_tag(pb
, mov
, s
);
1247 mov_write_ilst_tag(pb
, mov
, s
);
1248 size
= updateSize(pb
, pos
);
1253 static int utf8len(const uint8_t *b
)
1258 GET_UTF8(val
, *b
++, return -1;)
1264 static int ascii_to_wc(ByteIOContext
*pb
, const uint8_t *b
)
1268 GET_UTF8(val
, *b
++, return -1;)
1275 static uint16_t language_code(const char *str
)
1277 return (((str
[0]-0x60) & 0x1F) << 10) + (((str
[1]-0x60) & 0x1F) << 5) + ((str
[2]-0x60) & 0x1F);
1280 static int mov_write_3gp_udta_tag(ByteIOContext
*pb
, AVFormatContext
*s
,
1281 const char *tag
, const char *str
)
1283 int64_t pos
= url_ftell(pb
);
1286 put_be32(pb
, 0); /* size */
1287 put_tag (pb
, tag
); /* type */
1288 put_be32(pb
, 0); /* version + flags */
1289 if (!strcmp(tag
, "yrrc"))
1290 put_be16(pb
, s
->year
);
1292 put_be16(pb
, language_code("eng")); /* language */
1293 ascii_to_wc(pb
, str
);
1294 if (!strcmp(tag
, "albm") && s
->year
)
1295 put_byte(pb
, s
->year
);
1297 return updateSize(pb
, pos
);
1300 static int mov_write_udta_tag(ByteIOContext
*pb
, MOVContext
*mov
,
1306 for (i
= 0; i
< s
->nb_streams
; i
++)
1307 if (mov
->tracks
[i
].enc
->flags
& CODEC_FLAG_BITEXACT
) {
1312 if (!bitexact
&& (s
->title
[0] || s
->author
[0] || s
->album
[0] || s
->year
||
1313 s
->comment
[0] || s
->genre
[0] || s
->track
)) {
1314 int64_t pos
= url_ftell(pb
);
1316 put_be32(pb
, 0); /* size */
1317 put_tag(pb
, "udta");
1319 if (mov
->mode
& MODE_3GP
) {
1320 mov_write_3gp_udta_tag(pb
, s
, "titl", s
->title
);
1321 mov_write_3gp_udta_tag(pb
, s
, "auth", s
->author
);
1322 mov_write_3gp_udta_tag(pb
, s
, "gnre", s
->genre
);
1323 mov_write_3gp_udta_tag(pb
, s
, "dscp", s
->comment
);
1324 mov_write_3gp_udta_tag(pb
, s
, "albm", s
->album
);
1325 mov_write_3gp_udta_tag(pb
, s
, "cprt", s
->copyright
);
1326 mov_write_3gp_udta_tag(pb
, s
, "yrrc", "nil");
1327 } else if (mov
->mode
== MODE_MOV
) { // the title field breaks gtkpod with mp4 and my suspicion is that stuff is not valid in mp4
1328 mov_write_string_tag(pb
, "\251nam", s
->title
, 0);
1329 mov_write_string_tag(pb
, "\251aut", s
->author
, 0);
1330 mov_write_string_tag(pb
, "\251alb", s
->album
, 0);
1331 mov_write_day_tag(pb
, s
->year
, 0);
1332 mov_write_string_tag(pb
, "\251enc", LIBAVFORMAT_IDENT
, 0);
1333 mov_write_string_tag(pb
, "\251des", s
->comment
, 0);
1334 mov_write_string_tag(pb
, "\251gen", s
->genre
, 0);
1335 mov_write_string_tag(pb
, "\251cpy", s
->copyright
, 0);
1337 /* iTunes meta data */
1338 mov_write_meta_tag(pb
, mov
, s
);
1340 return updateSize(pb
, pos
);
1346 static void mov_write_psp_udta_tag(ByteIOContext
*pb
,
1347 const char *str
, const char *lang
, int type
)
1349 int len
= utf8len(str
)+1;
1352 put_be16(pb
, len
*2+10); /* size */
1353 put_be32(pb
, type
); /* type */
1354 put_be16(pb
, language_code(lang
)); /* language */
1355 put_be16(pb
, 0x01); /* ? */
1356 ascii_to_wc(pb
, str
);
1359 static int mov_write_uuidusmt_tag(ByteIOContext
*pb
, AVFormatContext
*s
)
1364 pos
= url_ftell(pb
);
1365 put_be32(pb
, 0); /* size placeholder*/
1366 put_tag(pb
, "uuid");
1367 put_tag(pb
, "USMT");
1368 put_be32(pb
, 0x21d24fce); /* 96 bit UUID */
1369 put_be32(pb
, 0xbb88695c);
1370 put_be32(pb
, 0xfac9c740);
1372 pos2
= url_ftell(pb
);
1373 put_be32(pb
, 0); /* size placeholder*/
1374 put_tag(pb
, "MTDT");
1378 put_be16(pb
, 0x0C); /* size */
1379 put_be32(pb
, 0x0B); /* type */
1380 put_be16(pb
, language_code("und")); /* language */
1381 put_be16(pb
, 0x0); /* ? */
1382 put_be16(pb
, 0x021C); /* data */
1384 mov_write_psp_udta_tag(pb
, LIBAVCODEC_IDENT
, "eng", 0x04);
1385 mov_write_psp_udta_tag(pb
, s
->title
, "eng", 0x01);
1386 // 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);
1387 mov_write_psp_udta_tag(pb
, "2006/04/01 11:11:11", "und", 0x03);
1389 updateSize(pb
, pos2
);
1390 return updateSize(pb
, pos
);
1396 static int mov_write_moov_tag(ByteIOContext
*pb
, MOVContext
*mov
,
1400 int64_t pos
= url_ftell(pb
);
1401 put_be32(pb
, 0); /* size placeholder*/
1402 put_tag(pb
, "moov");
1403 mov
->timescale
= globalTimescale
;
1405 for (i
=0; i
<mov
->nb_streams
; i
++) {
1406 if(mov
->tracks
[i
].entry
<= 0) continue;
1408 mov
->tracks
[i
].time
= mov
->time
;
1409 mov
->tracks
[i
].trackID
= i
+1;
1412 mov_write_mvhd_tag(pb
, mov
);
1413 //mov_write_iods_tag(pb, mov);
1414 for (i
=0; i
<mov
->nb_streams
; i
++) {
1415 if(mov
->tracks
[i
].entry
> 0) {
1416 mov_write_trak_tag(pb
, &(mov
->tracks
[i
]), s
->streams
[i
]);
1420 if (mov
->mode
== MODE_PSP
)
1421 mov_write_uuidusmt_tag(pb
, s
);
1423 mov_write_udta_tag(pb
, mov
, s
);
1425 return updateSize(pb
, pos
);
1428 static int mov_write_mdat_tag(ByteIOContext
*pb
, MOVContext
*mov
)
1430 put_be32(pb
, 8); // placeholder for extended size field (64 bit)
1431 put_tag(pb
, mov
->mode
== MODE_MOV
? "wide" : "free");
1433 mov
->mdat_pos
= url_ftell(pb
);
1434 put_be32(pb
, 0); /* size placeholder*/
1435 put_tag(pb
, "mdat");
1439 /* TODO: This needs to be more general */
1440 static int mov_write_ftyp_tag(ByteIOContext
*pb
, AVFormatContext
*s
)
1442 MOVContext
*mov
= s
->priv_data
;
1443 int64_t pos
= url_ftell(pb
);
1444 int has_h264
= 0, has_video
= 0;
1448 for (i
= 0; i
< s
->nb_streams
; i
++) {
1449 AVStream
*st
= s
->streams
[i
];
1450 if (st
->codec
->codec_type
== CODEC_TYPE_VIDEO
)
1452 if (st
->codec
->codec_id
== CODEC_ID_H264
)
1456 put_be32(pb
, 0); /* size */
1457 put_tag(pb
, "ftyp");
1459 if (mov
->mode
== MODE_3GP
) {
1460 put_tag(pb
, has_h264
? "3gp6" : "3gp4");
1461 minor
= has_h264
? 0x100 : 0x200;
1462 } else if (mov
->mode
& MODE_3G2
) {
1463 put_tag(pb
, has_h264
? "3g2b" : "3g2a");
1464 minor
= has_h264
? 0x20000 : 0x10000;
1465 }else if (mov
->mode
== MODE_PSP
)
1466 put_tag(pb
, "MSNV");
1467 else if (mov
->mode
== MODE_MP4
)
1468 put_tag(pb
, "isom");
1469 else if (mov
->mode
== MODE_IPOD
)
1470 put_tag(pb
, has_video
? "M4V ":"M4A ");
1474 put_be32(pb
, minor
);
1476 if(mov
->mode
== MODE_MOV
)
1479 put_tag(pb
, "isom");
1480 put_tag(pb
, "iso2");
1482 put_tag(pb
, "avc1");
1485 if (mov
->mode
== MODE_3GP
)
1486 put_tag(pb
, has_h264
? "3gp6":"3gp4");
1487 else if (mov
->mode
& MODE_3G2
)
1488 put_tag(pb
, has_h264
? "3g2b":"3g2a");
1489 else if (mov
->mode
== MODE_PSP
)
1490 put_tag(pb
, "MSNV");
1491 else if (mov
->mode
== MODE_MP4
)
1492 put_tag(pb
, "mp41");
1493 return updateSize(pb
, pos
);
1496 static void mov_write_uuidprof_tag(ByteIOContext
*pb
, AVFormatContext
*s
)
1498 AVCodecContext
*VideoCodec
= s
->streams
[0]->codec
;
1499 AVCodecContext
*AudioCodec
= s
->streams
[1]->codec
;
1500 int AudioRate
= AudioCodec
->sample_rate
;
1501 int FrameRate
= ((VideoCodec
->time_base
.den
) * (0x10000))/ (VideoCodec
->time_base
.num
);
1502 int audio_kbitrate
= AudioCodec
->bit_rate
/ 1000;
1503 int video_kbitrate
= FFMIN(VideoCodec
->bit_rate
/ 1000, 800 - audio_kbitrate
);
1505 put_be32(pb
, 0x94); /* size */
1506 put_tag(pb
, "uuid");
1507 put_tag(pb
, "PROF");
1509 put_be32(pb
, 0x21d24fce); /* 96 bit UUID */
1510 put_be32(pb
, 0xbb88695c);
1511 put_be32(pb
, 0xfac9c740);
1513 put_be32(pb
, 0x0); /* ? */
1514 put_be32(pb
, 0x3); /* 3 sections ? */
1516 put_be32(pb
, 0x14); /* size */
1517 put_tag(pb
, "FPRF");
1518 put_be32(pb
, 0x0); /* ? */
1519 put_be32(pb
, 0x0); /* ? */
1520 put_be32(pb
, 0x0); /* ? */
1522 put_be32(pb
, 0x2c); /* size */
1523 put_tag(pb
, "APRF"); /* audio */
1525 put_be32(pb
, 0x2); /* TrackID */
1526 put_tag(pb
, "mp4a");
1527 put_be32(pb
, 0x20f);
1529 put_be32(pb
, audio_kbitrate
);
1530 put_be32(pb
, audio_kbitrate
);
1531 put_be32(pb
, AudioRate
);
1532 put_be32(pb
, AudioCodec
->channels
);
1534 put_be32(pb
, 0x34); /* size */
1535 put_tag(pb
, "VPRF"); /* video */
1537 put_be32(pb
, 0x1); /* TrackID */
1538 if (VideoCodec
->codec_id
== CODEC_ID_H264
) {
1539 put_tag(pb
, "avc1");
1540 put_be16(pb
, 0x014D);
1541 put_be16(pb
, 0x0015);
1543 put_tag(pb
, "mp4v");
1544 put_be16(pb
, 0x0000);
1545 put_be16(pb
, 0x0103);
1548 put_be32(pb
, video_kbitrate
);
1549 put_be32(pb
, video_kbitrate
);
1550 put_be32(pb
, FrameRate
);
1551 put_be32(pb
, FrameRate
);
1552 put_be16(pb
, VideoCodec
->width
);
1553 put_be16(pb
, VideoCodec
->height
);
1554 put_be32(pb
, 0x010001); /* ? */
1557 static int mov_write_header(AVFormatContext
*s
)
1559 ByteIOContext
*pb
= s
->pb
;
1560 MOVContext
*mov
= s
->priv_data
;
1563 if (url_is_streamed(s
->pb
)) {
1564 av_log(s
, AV_LOG_ERROR
, "muxer does not support non seekable output\n");
1568 /* Default mode == MP4 */
1569 mov
->mode
= MODE_MP4
;
1571 if (s
->oformat
!= NULL
) {
1572 if (!strcmp("3gp", s
->oformat
->name
)) mov
->mode
= MODE_3GP
;
1573 else if (!strcmp("3g2", s
->oformat
->name
)) mov
->mode
= MODE_3GP
|MODE_3G2
;
1574 else if (!strcmp("mov", s
->oformat
->name
)) mov
->mode
= MODE_MOV
;
1575 else if (!strcmp("psp", s
->oformat
->name
)) mov
->mode
= MODE_PSP
;
1576 else if (!strcmp("ipod",s
->oformat
->name
)) mov
->mode
= MODE_IPOD
;
1578 mov_write_ftyp_tag(pb
,s
);
1579 if (mov
->mode
== MODE_PSP
) {
1580 if (s
->nb_streams
!= 2) {
1581 av_log(s
, AV_LOG_ERROR
, "PSP mode need one video and one audio stream\n");
1584 mov_write_uuidprof_tag(pb
,s
);
1588 for(i
=0; i
<s
->nb_streams
; i
++){
1589 AVStream
*st
= s
->streams
[i
];
1590 MOVTrack
*track
= &mov
->tracks
[i
];
1592 track
->enc
= st
->codec
;
1593 track
->language
= ff_mov_iso639_to_lang(st
->language
, mov
->mode
!= MODE_MOV
);
1594 track
->mode
= mov
->mode
;
1595 track
->tag
= mov_find_codec_tag(s
, track
);
1597 av_log(s
, AV_LOG_ERROR
, "track %d: could not find tag, "
1598 "codec not currently supported in container\n", i
);
1601 if(st
->codec
->codec_type
== CODEC_TYPE_VIDEO
){
1602 track
->timescale
= st
->codec
->time_base
.den
;
1603 av_set_pts_info(st
, 64, 1, st
->codec
->time_base
.den
);
1604 if (track
->mode
== MODE_MOV
&& track
->timescale
> 100000)
1605 av_log(s
, AV_LOG_WARNING
,
1606 "WARNING codec timebase is very high. If duration is too long,\n"
1607 "file may not be playable by quicktime. Specify a shorter timebase\n"
1608 "or choose different container.\n");
1609 }else if(st
->codec
->codec_type
== CODEC_TYPE_AUDIO
){
1610 track
->timescale
= st
->codec
->sample_rate
;
1611 av_set_pts_info(st
, 64, 1, st
->codec
->sample_rate
);
1612 if(!st
->codec
->frame_size
&& !av_get_bits_per_sample(st
->codec
->codec_id
)) {
1613 av_log(s
, AV_LOG_ERROR
, "track %d: codec frame size is not set\n", i
);
1615 }else if(st
->codec
->frame_size
> 1){ /* assume compressed audio */
1616 track
->audio_vbr
= 1;
1618 st
->codec
->frame_size
= 1;
1619 track
->sampleSize
= (av_get_bits_per_sample(st
->codec
->codec_id
) >> 3) * st
->codec
->channels
;
1621 if(track
->mode
!= MODE_MOV
&&
1622 track
->enc
->codec_id
== CODEC_ID_MP3
&& track
->enc
->sample_rate
< 16000){
1623 av_log(s
, AV_LOG_ERROR
, "track %d: muxing mp3 at %dhz is not supported\n",
1624 i
, track
->enc
->sample_rate
);
1630 mov_write_mdat_tag(pb
, mov
);
1631 mov
->time
= s
->timestamp
+ 0x7C25B080; //1970 based -> 1904 based
1632 mov
->nb_streams
= s
->nb_streams
;
1634 put_flush_packet(pb
);
1639 static int mov_write_packet(AVFormatContext
*s
, AVPacket
*pkt
)
1641 MOVContext
*mov
= s
->priv_data
;
1642 ByteIOContext
*pb
= s
->pb
;
1643 MOVTrack
*trk
= &mov
->tracks
[pkt
->stream_index
];
1644 AVCodecContext
*enc
= trk
->enc
;
1645 unsigned int samplesInChunk
= 0;
1646 int size
= pkt
->size
;
1648 if (url_is_streamed(s
->pb
)) return 0; /* Can't handle that */
1649 if (!size
) return 0; /* Discard 0 sized packets */
1651 if (enc
->codec_id
== CODEC_ID_AMR_NB
) {
1652 /* We must find out how many AMR blocks there are in one packet */
1653 static uint16_t packed_size
[16] =
1654 {13, 14, 16, 18, 20, 21, 27, 32, 6, 0, 0, 0, 0, 0, 0, 0};
1657 while (len
< size
&& samplesInChunk
< 100) {
1658 len
+= packed_size
[(pkt
->data
[len
] >> 3) & 0x0F];
1661 if(samplesInChunk
> 1){
1662 av_log(s
, AV_LOG_ERROR
, "fatal error, input is not a single packet, implement a AVParser for it\n");
1665 } else if (trk
->sampleSize
)
1666 samplesInChunk
= size
/trk
->sampleSize
;
1670 /* copy extradata if it exists */
1671 if (trk
->vosLen
== 0 && enc
->extradata_size
> 0) {
1672 trk
->vosLen
= enc
->extradata_size
;
1673 trk
->vosData
= av_malloc(trk
->vosLen
);
1674 memcpy(trk
->vosData
, enc
->extradata
, trk
->vosLen
);
1677 if (enc
->codec_id
== CODEC_ID_H264
&& trk
->vosLen
> 0 && *(uint8_t *)trk
->vosData
!= 1) {
1678 /* from x264 or from bytestream h264 */
1679 /* nal reformating needed */
1680 int ret
= ff_avc_parse_nal_units(pkt
->data
, &pkt
->data
, &pkt
->size
);
1685 } else if ((enc
->codec_id
== CODEC_ID_DNXHD
||
1686 enc
->codec_id
== CODEC_ID_AC3
) && !trk
->vosLen
) {
1687 /* copy frame to create needed atoms */
1689 trk
->vosData
= av_malloc(size
);
1691 return AVERROR(ENOMEM
);
1692 memcpy(trk
->vosData
, pkt
->data
, size
);
1695 if (!(trk
->entry
% MOV_INDEX_CLUSTER_SIZE
)) {
1696 trk
->cluster
= av_realloc(trk
->cluster
, (trk
->entry
+ MOV_INDEX_CLUSTER_SIZE
) * sizeof(*trk
->cluster
));
1701 trk
->cluster
[trk
->entry
].pos
= url_ftell(pb
);
1702 trk
->cluster
[trk
->entry
].samplesInChunk
= samplesInChunk
;
1703 trk
->cluster
[trk
->entry
].size
= size
;
1704 trk
->cluster
[trk
->entry
].entries
= samplesInChunk
;
1705 trk
->cluster
[trk
->entry
].dts
= pkt
->dts
;
1706 trk
->trackDuration
= pkt
->dts
- trk
->cluster
[0].dts
+ pkt
->duration
;
1708 if (pkt
->pts
== AV_NOPTS_VALUE
) {
1709 av_log(s
, AV_LOG_WARNING
, "pts has no value\n");
1710 pkt
->pts
= pkt
->dts
;
1712 if (pkt
->dts
!= pkt
->pts
)
1713 trk
->hasBframes
= 1;
1714 trk
->cluster
[trk
->entry
].cts
= pkt
->pts
- pkt
->dts
;
1715 trk
->cluster
[trk
->entry
].key_frame
= !!(pkt
->flags
& PKT_FLAG_KEY
);
1716 if(trk
->cluster
[trk
->entry
].key_frame
)
1717 trk
->hasKeyframes
++;
1719 trk
->sampleCount
+= samplesInChunk
;
1720 mov
->mdat_size
+= size
;
1722 put_buffer(pb
, pkt
->data
, size
);
1724 put_flush_packet(pb
);
1728 static int mov_write_trailer(AVFormatContext
*s
)
1730 MOVContext
*mov
= s
->priv_data
;
1731 ByteIOContext
*pb
= s
->pb
;
1735 int64_t moov_pos
= url_ftell(pb
);
1737 /* Write size of mdat tag */
1738 if (mov
->mdat_size
+8 <= UINT32_MAX
) {
1739 url_fseek(pb
, mov
->mdat_pos
, SEEK_SET
);
1740 put_be32(pb
, mov
->mdat_size
+8);
1742 /* overwrite 'wide' placeholder atom */
1743 url_fseek(pb
, mov
->mdat_pos
- 8, SEEK_SET
);
1744 put_be32(pb
, 1); /* special value: real atom size will be 64 bit value after tag field */
1745 put_tag(pb
, "mdat");
1746 put_be64(pb
, mov
->mdat_size
+16);
1748 url_fseek(pb
, moov_pos
, SEEK_SET
);
1750 mov_write_moov_tag(pb
, mov
, s
);
1752 for (i
=0; i
<mov
->nb_streams
; i
++) {
1753 av_freep(&mov
->tracks
[i
].cluster
);
1755 if(mov
->tracks
[i
].vosLen
) av_free(mov
->tracks
[i
].vosData
);
1759 put_flush_packet(pb
);
1764 #ifdef CONFIG_MOV_MUXER
1765 AVOutputFormat mov_muxer
= {
1767 NULL_IF_CONFIG_SMALL("MOV format"),
1776 .flags
= AVFMT_GLOBALHEADER
,
1777 .codec_tag
= (const AVCodecTag
* const []){codec_movvideo_tags
, codec_movaudio_tags
, 0},
1780 #ifdef CONFIG_TGP_MUXER
1781 AVOutputFormat tgp_muxer
= {
1783 NULL_IF_CONFIG_SMALL("3GP format"),
1792 .flags
= AVFMT_GLOBALHEADER
,
1793 .codec_tag
= (const AVCodecTag
* const []){codec_3gp_tags
, 0},
1796 #ifdef CONFIG_MP4_MUXER
1797 AVOutputFormat mp4_muxer
= {
1799 NULL_IF_CONFIG_SMALL("MP4 format"),
1808 .flags
= AVFMT_GLOBALHEADER
,
1809 .codec_tag
= (const AVCodecTag
* const []){ff_mp4_obj_type
, 0},
1812 #ifdef CONFIG_PSP_MUXER
1813 AVOutputFormat psp_muxer
= {
1815 NULL_IF_CONFIG_SMALL("PSP MP4 format"),
1824 .flags
= AVFMT_GLOBALHEADER
,
1825 .codec_tag
= (const AVCodecTag
* const []){ff_mp4_obj_type
, 0},
1828 #ifdef CONFIG_TG2_MUXER
1829 AVOutputFormat tg2_muxer
= {
1831 NULL_IF_CONFIG_SMALL("3GP2 format"),
1840 .flags
= AVFMT_GLOBALHEADER
,
1841 .codec_tag
= (const AVCodecTag
* const []){codec_3gp_tags
, 0},
1844 #ifdef CONFIG_IPOD_MUXER
1845 AVOutputFormat ipod_muxer
= {
1847 NULL_IF_CONFIG_SMALL("iPod H.264 MP4 format"),
1856 .flags
= AVFMT_GLOBALHEADER
,
1857 .codec_tag
= (const AVCodecTag
* const []){ff_mp4_obj_type
, 0},