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Linshizhi
ffmpeg.wasm-core
Commits
41658bc8
Commit
41658bc8
authored
May 31, 2015
by
Vittorio Giovara
Committed by
Luca Barbato
May 31, 2015
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libtheora: Check memory allocation
parent
8df5fbf0
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1 changed file
with
6 additions
and
0 deletions
+6
-0
libtheoraenc.c
libavcodec/libtheoraenc.c
+6
-0
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libavcodec/libtheoraenc.c
View file @
41658bc8
...
...
@@ -101,6 +101,8 @@ static int get_stats(AVCodecContext *avctx, int eos)
if
(
!
eos
)
{
h
->
stats
=
av_fast_realloc
(
h
->
stats
,
&
h
->
stats_size
,
h
->
stats_offset
+
bytes
);
if
(
!
h
->
stats
)
return
AVERROR
(
ENOMEM
);
memcpy
(
h
->
stats
+
h
->
stats_offset
,
buf
,
bytes
);
h
->
stats_offset
+=
bytes
;
}
else
{
...
...
@@ -108,6 +110,8 @@ static int get_stats(AVCodecContext *avctx, int eos)
// libtheora generates a summary header at the end
memcpy
(
h
->
stats
,
buf
,
bytes
);
avctx
->
stats_out
=
av_malloc
(
b64_size
);
if
(
!
avctx
->
stats_out
)
return
AVERROR
(
ENOMEM
);
av_base64_encode
(
avctx
->
stats_out
,
b64_size
,
h
->
stats
,
h
->
stats_offset
);
}
return
0
;
...
...
@@ -131,6 +135,8 @@ static int submit_stats(AVCodecContext *avctx)
}
h
->
stats_size
=
strlen
(
avctx
->
stats_in
)
*
3
/
4
;
h
->
stats
=
av_malloc
(
h
->
stats_size
);
if
(
!
h
->
stats
)
return
AVERROR
(
ENOMEM
);
h
->
stats_size
=
av_base64_decode
(
h
->
stats
,
avctx
->
stats_in
,
h
->
stats_size
);
}
while
(
h
->
stats_size
-
h
->
stats_offset
>
0
)
{
...
...
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