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Stefan Westerfeld
ffmpeg
Commits
fb06a443
Commit
fb06a443
authored
Sep 02, 2023
by
Paul B Mahol
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avformat/wavarc: fix data end calculation
parent
fc993e7a
Changes
1
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1 changed file
with
3 additions
and
2 deletions
+3
-2
wavarc.c
libavformat/wavarc.c
+3
-2
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libavformat/wavarc.c
View file @
fb06a443
...
...
@@ -70,8 +70,10 @@ static int wavarc_read_header(AVFormatContext *s)
if
(
avio_r8
(
pb
))
return
AVERROR_INVALIDDATA
;
id
=
avio_rl32
(
pb
);
w
->
data_end
=
avio_tell
(
pb
);
if
(
avio_read
(
pb
,
data
,
sizeof
(
data
))
!=
sizeof
(
data
))
return
AVERROR
(
EIO
);
w
->
data_end
+=
16LL
+
AV_RL32
(
data
+
4
);
fmt_len
=
AV_RL32
(
data
+
32
);
if
(
fmt_len
<
12
)
return
AVERROR_INVALIDDATA
;
...
...
@@ -98,8 +100,7 @@ static int wavarc_read_header(AVFormatContext *s)
if
(
id
!=
MKTAG
(
'd'
,
'a'
,
't'
,
'a'
))
avio_skip
(
pb
,
avio_rl32
(
pb
));
}
while
(
id
!=
MKTAG
(
'd'
,
'a'
,
't'
,
'a'
)
&&
!
avio_feof
(
pb
));
w
->
data_end
=
avio_rl32
(
pb
);
w
->
data_end
+=
avio_tell
(
pb
);
avio_skip
(
pb
,
4
);
if
(
AV_RL32
(
par
->
extradata
+
16
)
!=
MKTAG
(
'R'
,
'I'
,
'F'
,
'F'
))
return
AVERROR_INVALIDDATA
;
...
...
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