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Stefan Westerfeld
ffmpeg
Commits
97741adf
Commit
97741adf
authored
Aug 11, 2023
by
Paul B Mahol
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avformat/au: improve au_probe()
parent
d53acf45
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9 additions
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4 deletions
+9
-4
au.c
libavformat/au.c
+9
-4
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libavformat/au.c
View file @
97741adf
...
...
@@ -30,6 +30,7 @@
#include "config_components.h"
#include "libavutil/bprint.h"
#include "libavutil/intreadwrite.h"
#include "avformat.h"
#include "internal.h"
#include "avio_internal.h"
...
...
@@ -63,11 +64,15 @@ static const AVCodecTag *const au_codec_tags[] = { codec_au_tags, NULL };
static
int
au_probe
(
const
AVProbeData
*
p
)
{
if
(
p
->
buf
[
0
]
==
'.'
&&
p
->
buf
[
1
]
==
's'
&&
p
->
buf
[
2
]
==
'n'
&&
p
->
buf
[
3
]
==
'd'
)
return
AVPROBE_SCORE_MAX
;
else
if
(
p
->
buf_size
<
24
||
AV_RL32
(
p
->
buf
)
!=
MKTAG
(
'.'
,
's'
,
'n'
,
'd'
)
||
AV_RN32
(
p
->
buf
+
4
)
==
0
||
AV_RN32
(
p
->
buf
+
8
)
==
0
||
AV_RN32
(
p
->
buf
+
12
)
==
0
||
AV_RN32
(
p
->
buf
+
16
)
==
0
||
AV_RN32
(
p
->
buf
+
20
)
==
0
)
return
0
;
return
AVPROBE_SCORE_MAX
;
}
static
int
au_read_annotation
(
AVFormatContext
*
s
,
int
size
)
...
...
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