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Code Issues Releases Activity

mov: Use defines for sample flags in fragments

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Signed-off-by: Martin Storsjö <martin@martin.st>
This commit is contained in:
Martin Storsjö 2012-02-16 21:12:12 +01:00
parent 3eec23f3cd
commit 5be805d38c
3 changed files with 15 additions and 3 deletions
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10
libavformat/isom.h
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@ -171,6 +171,16 @@ void ff_mp4_parse_es_descr(AVIOContext *pb, int *es_id);
#define MOV_TRUN_SAMPLE_FLAGS 0x400
#define MOV_TRUN_SAMPLE_CTS 0x800
#define MOV_FRAG_SAMPLE_FLAG_DEGRADATION_PRIORITY_MASK 0x0000ffff
#define MOV_FRAG_SAMPLE_FLAG_IS_NON_SYNC 0x00010000
#define MOV_FRAG_SAMPLE_FLAG_PADDING_MASK 0x000e0000
#define MOV_FRAG_SAMPLE_FLAG_REDUNDANCY_MASK 0x00300000
#define MOV_FRAG_SAMPLE_FLAG_DEPENDED_MASK 0x00c00000
#define MOV_FRAG_SAMPLE_FLAG_DEPENDS_MASK 0x03000000
#define MOV_FRAG_SAMPLE_FLAG_DEPENDS_NO 0x02000000
#define MOV_FRAG_SAMPLE_FLAG_DEPENDS_YES 0x01000000
int ff_mov_read_esds(AVFormatContext *fc, AVIOContext *pb, MOVAtom atom);
enum CodecID ff_mov_get_lpcm_codec_id(int bps, int flags);

2
libavformat/mov.c
View File

@ -2282,7 +2282,7 @@ static int mov_read_trun(MOVContext *c, AVIOContext *pb, MOVAtom atom)
avio_rb32(pb) : 0;
sc->ctts_count++;
if ((keyframe = st->codec->codec_type == AVMEDIA_TYPE_AUDIO ||
(flags & MOV_TRUN_FIRST_SAMPLE_FLAGS && !i && !(sample_flags & 0xffff0000)) || sample_flags & 0x2000000))
(flags & MOV_TRUN_FIRST_SAMPLE_FLAGS && !i && !(sample_flags & ~MOV_FRAG_SAMPLE_FLAG_DEGRADATION_PRIORITY_MASK)) || sample_flags & MOV_FRAG_SAMPLE_FLAG_DEPENDS_NO))
distance = 0;
av_add_index_entry(st, offset, dts, sample_size, distance,
keyframe ? AVINDEX_KEYFRAME : 0);

6
libavformat/movenc.c
View File

@ -2214,7 +2214,8 @@ static int mov_write_tfhd_tag(AVIOContext *pb, MOVTrack *track,
if (flags & MOV_TFHD_DEFAULT_FLAGS) {
track->default_sample_flags =
track->enc->codec_type == AVMEDIA_TYPE_VIDEO ?
0x01010000 : 0x02000000;
(MOV_FRAG_SAMPLE_FLAG_DEPENDS_YES | MOV_FRAG_SAMPLE_FLAG_IS_NON_SYNC) :
MOV_FRAG_SAMPLE_FLAG_DEPENDS_NO;
avio_wb32(pb, track->default_sample_flags);
}
@ -2223,7 +2224,8 @@ static int mov_write_tfhd_tag(AVIOContext *pb, MOVTrack *track,
static uint32_t get_sample_flags(MOVTrack *track, MOVIentry *entry)
{
return entry->flags & MOV_SYNC_SAMPLE ? 0x02000000 : 0x01010000;
return entry->flags & MOV_SYNC_SAMPLE ? MOV_FRAG_SAMPLE_FLAG_DEPENDS_NO :
(MOV_FRAG_SAMPLE_FLAG_DEPENDS_YES | MOV_FRAG_SAMPLE_FLAG_IS_NON_SYNC);
}
static int mov_write_trun_tag(AVIOContext *pb, MOVTrack *track)