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ipod/iphone compatible mp4 muxer

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Originally committed as revision 12458 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Baptiste Coudurier 2008-03-16 13:36:36 +00:00
parent 77f11d8a4c
commit aa9f4208b6
5 changed files with 45 additions and 5 deletions
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1
Changelog
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@ -112,6 +112,7 @@ version <next>
- AVM2 (Flash 9) SWF muxer
- QT variant of IMA ADPCM encoder
- VFW grabber
- Ipod/Iphone compatible mp4 muxer
version 0.4.9-pre1:

1
libavformat/Makefile
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@ -63,6 +63,7 @@ OBJS-$(CONFIG_H263_MUXER) += raw.o
OBJS-$(CONFIG_H264_DEMUXER) += raw.o
OBJS-$(CONFIG_H264_MUXER) += raw.o
OBJS-$(CONFIG_IDCIN_DEMUXER) += idcin.o
OBJS-$(CONFIG_IPOD_MUXER) += movenc.o riff.o isom.o avc.o
OBJS-$(CONFIG_IMAGE2_DEMUXER) += img2.o
OBJS-$(CONFIG_IMAGE2_MUXER) += img2.o
OBJS-$(CONFIG_IMAGE2PIPE_DEMUXER) += img2.o

1
libavformat/allformats.c
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@ -90,6 +90,7 @@ void av_register_all(void)
REGISTER_MUXDEMUX (IMAGE2PIPE, image2pipe);
REGISTER_DEMUXER (INGENIENT, ingenient);
REGISTER_DEMUXER (IPMOVIE, ipmovie);
REGISTER_MUXER (IPOD, ipod);
REGISTER_DEMUXER (LMLM4, lmlm4);
REGISTER_MUXDEMUX (M4V, m4v);
REGISTER_MUXDEMUX (MATROSKA, matroska);

2
libavformat/avformat.h
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@ -22,7 +22,7 @@
#define FFMPEG_AVFORMAT_H
#define LIBAVFORMAT_VERSION_MAJOR 52
#define LIBAVFORMAT_VERSION_MINOR 9
#define LIBAVFORMAT_VERSION_MINOR 10
#define LIBAVFORMAT_VERSION_MICRO 0
#define LIBAVFORMAT_VERSION_INT AV_VERSION_INT(LIBAVFORMAT_VERSION_MAJOR, \

45
libavformat/movenc.c
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@ -37,6 +37,7 @@
#define MODE_PSP 3 // example working PSP command line:
// ffmpeg -i testinput.avi -f psp -r 14.985 -s 320x240 -b 768 -ar 24000 -ab 32 M4V00001.MP4
#define MODE_3G2 4
#define MODE_IPOD 5
typedef struct MOVIentry {
unsigned int flags, size;
@ -494,7 +495,7 @@ static const AVCodecTag mov_pix_fmt_tags[] = {
static int mov_find_codec_tag(AVFormatContext *s, MOVTrack *track)
{
int tag = track->enc->codec_tag;
if (track->mode == MODE_MP4 || track->mode == MODE_PSP) {
if (track->mode == MODE_MP4 || track->mode == MODE_PSP || track->mode == MODE_IPOD) {
if (!codec_get_tag(ff_mp4_obj_type, track->enc->codec_id))
return 0;
if (track->enc->codec_id == CODEC_ID_H264) tag = MKTAG('a','v','c','1');
@ -541,6 +542,22 @@ static int mov_find_codec_tag(AVFormatContext *s, MOVTrack *track)
return tag;
}
/** Write uuid atom.
* Needed to make file play in iPods running newest firmware
* goes after avcC atom in moov.trak.mdia.minf.stbl.stsd.avc1
*/
static int mov_write_uuid_tag_ipod(ByteIOContext *pb)
{
put_be32(pb, 28);
put_tag(pb, "uuid");
put_be32(pb, 0x6b6840f2);
put_be32(pb, 0x5f244fc5);
put_be32(pb, 0xba39a51b);
put_be32(pb, 0xcf0323f3);
put_be32(pb, 0x0);
return 28;
}
static int mov_write_video_tag(ByteIOContext *pb, MOVTrack* track)
{
offset_t pos = url_ftell(pb);
@ -593,8 +610,11 @@ static int mov_write_video_tag(ByteIOContext *pb, MOVTrack* track)
mov_write_d263_tag(pb);
else if(track->enc->codec_id == CODEC_ID_SVQ3)
mov_write_svq3_tag(pb);
else if(track->enc->codec_id == CODEC_ID_H264)
else if(track->enc->codec_id == CODEC_ID_H264) {
mov_write_avcc_tag(pb, track);
if(track->mode == MODE_IPOD)
mov_write_uuid_tag_ipod(pb);
}
else if(track->enc->codec_id == CODEC_ID_DNXHD)
mov_write_avid_tag(pb, track);
else if(track->vosLen > 0)
@ -1355,7 +1375,7 @@ static void mov_write_ftyp_tag (ByteIOContext *pb, AVFormatContext *s)
put_tag(pb, "3g2a");
else if (mov->mode == MODE_PSP)
put_tag(pb, "MSNV");
else if (mov->mode == MODE_MP4)
else if (mov->mode == MODE_MP4 || mov->mode == MODE_IPOD)
put_tag(pb, "isom");
else
put_tag(pb, "qt ");
@ -1368,7 +1388,7 @@ static void mov_write_ftyp_tag (ByteIOContext *pb, AVFormatContext *s)
put_tag(pb, "3g2a");
else if (mov->mode == MODE_PSP)
put_tag(pb, "MSNV");
else if (mov->mode == MODE_MP4)
else if (mov->mode == MODE_MP4 || mov->mode == MODE_IPOD)
put_tag(pb, "mp41");
else
put_tag(pb, "qt ");
@ -1454,6 +1474,7 @@ static int mov_write_header(AVFormatContext *s)
else if (!strcmp("3g2", s->oformat->name)) mov->mode = MODE_3G2;
else if (!strcmp("mov", s->oformat->name)) mov->mode = MODE_MOV;
else if (!strcmp("psp", s->oformat->name)) mov->mode = MODE_PSP;
else if (!strcmp("ipod",s->oformat->name)) mov->mode = MODE_IPOD;
mov_write_ftyp_tag(pb,s);
if (mov->mode == MODE_PSP) {
@ -1710,3 +1731,19 @@ AVOutputFormat tg2_muxer = {
.codec_tag = (const AVCodecTag*[]){codec_3gp_tags, 0},
};
#endif
#ifdef CONFIG_IPOD_MUXER
AVOutputFormat ipod_muxer = {
"ipod",
"iPod H.264 mp4 format",
"application/mp4",
NULL,
sizeof(MOVContext),
CODEC_ID_AAC,
CODEC_ID_H264,
mov_write_header,
mov_write_packet,
mov_write_trailer,
.flags = AVFMT_GLOBALHEADER,
.codec_tag = (const AVCodecTag*[]){ff_mp4_obj_type, 0},
};
#endif