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Linshizhi
ffmpeg.wasm-core
Commits
afdf9468
Commit
afdf9468
authored
Mar 11, 2014
by
Luca Barbato
Committed by
Vittorio Giovara
Mar 14, 2014
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Plain Diff
aac: K&R formatting cosmetics
Signed-off-by:
Vittorio Giovara
<
vittorio.giovara@gmail.com
>
parent
2e708f17
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Showing
1 changed file
with
28 additions
and
23 deletions
+28
-23
aacdec.c
libavformat/aacdec.c
+28
-23
No files found.
libavformat/aacdec.c
View file @
afdf9468
...
...
@@ -26,7 +26,6 @@
#include "rawdec.h"
#include "id3v1.h"
static
int
adts_aac_probe
(
AVProbeData
*
p
)
{
int
max_frames
=
0
,
first_frames
=
0
;
...
...
@@ -38,27 +37,33 @@ static int adts_aac_probe(AVProbeData *p)
buf
=
buf0
;
for
(;
buf
<
end
;
buf
=
buf2
+
1
)
{
for
(;
buf
<
end
;
buf
=
buf2
+
1
)
{
buf2
=
buf
;
for
(
frames
=
0
;
buf2
<
end
;
frames
++
)
{
for
(
frames
=
0
;
buf2
<
end
;
frames
++
)
{
uint32_t
header
=
AV_RB16
(
buf2
);
if
((
header
&
0xFFF6
)
!=
0xFFF0
)
if
((
header
&
0xFFF6
)
!=
0xFFF0
)
break
;
fsize
=
(
AV_RB32
(
buf2
+
3
)
>>
13
)
&
0x1FFF
;
if
(
fsize
<
7
)
if
(
fsize
<
7
)
break
;
buf2
+=
fsize
;
}
max_frames
=
FFMAX
(
max_frames
,
frames
);
if
(
buf
==
buf0
)
first_frames
=
frames
;
if
(
buf
==
buf0
)
first_frames
=
frames
;
}
if
(
first_frames
>=
3
)
return
AVPROBE_SCORE_EXTENSION
+
1
;
else
if
(
max_frames
>
500
)
return
AVPROBE_SCORE_EXTENSION
;
else
if
(
max_frames
>=
3
)
return
AVPROBE_SCORE_EXTENSION
/
2
;
else
if
(
max_frames
>=
1
)
return
1
;
else
return
0
;
if
(
first_frames
>=
3
)
return
AVPROBE_SCORE_EXTENSION
+
1
;
else
if
(
max_frames
>
500
)
return
AVPROBE_SCORE_EXTENSION
;
else
if
(
max_frames
>=
3
)
return
AVPROBE_SCORE_EXTENSION
/
2
;
else
if
(
max_frames
>=
1
)
return
1
;
else
return
0
;
}
static
int
adts_aac_read_header
(
AVFormatContext
*
s
)
...
...
@@ -70,24 +75,24 @@ static int adts_aac_read_header(AVFormatContext *s)
return
AVERROR
(
ENOMEM
);
st
->
codec
->
codec_type
=
AVMEDIA_TYPE_AUDIO
;
st
->
codec
->
codec_id
=
s
->
iformat
->
raw_codec_id
;
st
->
need_parsing
=
AVSTREAM_PARSE_FULL
;
st
->
codec
->
codec_id
=
s
->
iformat
->
raw_codec_id
;
st
->
need_parsing
=
AVSTREAM_PARSE_FULL
;
ff_id3v1_read
(
s
);
//LCM of all possible ADTS sample rates
//
LCM of all possible ADTS sample rates
avpriv_set_pts_info
(
st
,
64
,
1
,
28224000
);
return
0
;
}
AVInputFormat
ff_aac_demuxer
=
{
.
name
=
"aac"
,
.
long_name
=
NULL_IF_CONFIG_SMALL
(
"raw ADTS AAC (Advanced Audio Coding)"
),
.
read_probe
=
adts_aac_probe
,
.
read_header
=
adts_aac_read_header
,
.
read_packet
=
ff_raw_read_partial_packet
,
.
flags
=
AVFMT_GENERIC_INDEX
,
.
extensions
=
"aac"
,
.
raw_codec_id
=
AV_CODEC_ID_AAC
,
.
name
=
"aac"
,
.
long_name
=
NULL_IF_CONFIG_SMALL
(
"raw ADTS AAC (Advanced Audio Coding)"
),
.
read_probe
=
adts_aac_probe
,
.
read_header
=
adts_aac_read_header
,
.
read_packet
=
ff_raw_read_partial_packet
,
.
flags
=
AVFMT_GENERIC_INDEX
,
.
extensions
=
"aac"
,
.
raw_codec_id
=
AV_CODEC_ID_AAC
,
};
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