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Linshizhi
ffmpeg.wasm-core
Commits
f45b744c
Commit
f45b744c
authored
Nov 01, 2006
by
Baptiste Coudurier
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simplify
Originally committed as revision 6855 to
svn://svn.ffmpeg.org/ffmpeg/trunk
parent
aa90239f
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1 changed file
with
5 additions
and
10 deletions
+5
-10
movenc.c
libavformat/movenc.c
+5
-10
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libavformat/movenc.c
View file @
f45b744c
...
...
@@ -345,13 +345,10 @@ static const CodecTag codec_movaudio_tags[] = {
static
int
mov_write_audio_tag
(
ByteIOContext
*
pb
,
MOVTrack
*
track
)
{
offset_t
pos
=
url_ftell
(
pb
);
int
vbr
=
track
->
mode
==
MODE_MOV
&&
(
track
->
enc
->
codec_id
==
CODEC_ID_AAC
||
track
->
enc
->
codec_id
==
CODEC_ID_MP3
||
track
->
enc
->
codec_id
==
CODEC_ID_AMR_NB
);
int
version
=
vbr
||
track
->
enc
->
codec_id
==
CODEC_ID_PCM_S32LE
||
track
->
enc
->
codec_id
==
CODEC_ID_PCM_S24LE
;
int
version
=
track
->
mode
==
MODE_MOV
&&
(
track
->
audio_vbr
||
track
->
enc
->
codec_id
==
CODEC_ID_PCM_S32LE
||
track
->
enc
->
codec_id
==
CODEC_ID_PCM_S24LE
);
put_be32
(
pb
,
0
);
/* size */
put_le32
(
pb
,
track
->
tag
);
// store it byteswapped
...
...
@@ -368,14 +365,12 @@ static int mov_write_audio_tag(ByteIOContext *pb, MOVTrack* track)
/* FIXME 8 bit for 'raw ' in mov */
put_be16
(
pb
,
16
);
/* Reserved */
put_be16
(
pb
,
vbr
?
0xfffe
:
0
);
/* compression ID */
put_be16
(
pb
,
track
->
mode
==
MODE_MOV
&&
track
->
audio_vbr
?
-
2
:
0
);
/* compression ID */
put_be16
(
pb
,
0
);
/* packet size (= 0) */
put_be16
(
pb
,
track
->
timescale
);
/* Time scale */
put_be16
(
pb
,
0
);
/* Reserved */
if
(
version
==
1
)
{
/* SoundDescription V1 extended info */
if
(
vbr
)
track
->
sampleSize
=
0
;
put_be32
(
pb
,
track
->
enc
->
frame_size
);
/* Samples per packet */
put_be32
(
pb
,
track
->
sampleSize
/
track
->
enc
->
channels
);
/* Bytes per packet */
put_be32
(
pb
,
track
->
sampleSize
);
/* Bytes per frame */
...
...
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