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Linshizhi
ffmpeg.wasm-core
Commits
fef2f472
Commit
fef2f472
authored
May 31, 2015
by
Vittorio Giovara
Committed by
Luca Barbato
May 31, 2015
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xvid: Check memory allocation
parent
9fb483fe
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1 changed file
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libxvid.c
libavcodec/libxvid.c
+6
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libavcodec/libxvid.c
View file @
fef2f472
...
@@ -276,6 +276,8 @@ static int xvid_strip_vol_header(AVCodecContext *avctx, AVPacket *pkt,
...
@@ -276,6 +276,8 @@ static int xvid_strip_vol_header(AVCodecContext *avctx, AVPacket *pkt,
/* We need to store the header, so extract it */
/* We need to store the header, so extract it */
if
(
!
avctx
->
extradata
)
{
if
(
!
avctx
->
extradata
)
{
avctx
->
extradata
=
av_malloc
(
vo_len
);
avctx
->
extradata
=
av_malloc
(
vo_len
);
if
(
!
avctx
->
extradata
)
return
AVERROR
(
ENOMEM
);
memcpy
(
avctx
->
extradata
,
pkt
->
data
,
vo_len
);
memcpy
(
avctx
->
extradata
,
pkt
->
data
,
vo_len
);
avctx
->
extradata_size
=
vo_len
;
avctx
->
extradata_size
=
vo_len
;
}
}
...
@@ -594,11 +596,15 @@ static av_cold int xvid_encode_init(AVCodecContext *avctx)
...
@@ -594,11 +596,15 @@ static av_cold int xvid_encode_init(AVCodecContext *avctx)
if
(
avctx
->
intra_matrix
)
{
if
(
avctx
->
intra_matrix
)
{
intra
=
avctx
->
intra_matrix
;
intra
=
avctx
->
intra_matrix
;
x
->
intra_matrix
=
av_malloc
(
sizeof
(
unsigned
char
)
*
64
);
x
->
intra_matrix
=
av_malloc
(
sizeof
(
unsigned
char
)
*
64
);
if
(
!
x
->
intra_matrix
)
return
AVERROR
(
ENOMEM
);
}
else
}
else
intra
=
NULL
;
intra
=
NULL
;
if
(
avctx
->
inter_matrix
)
{
if
(
avctx
->
inter_matrix
)
{
inter
=
avctx
->
inter_matrix
;
inter
=
avctx
->
inter_matrix
;
x
->
inter_matrix
=
av_malloc
(
sizeof
(
unsigned
char
)
*
64
);
x
->
inter_matrix
=
av_malloc
(
sizeof
(
unsigned
char
)
*
64
);
if
(
!
x
->
inter_matrix
)
return
AVERROR
(
ENOMEM
);
}
else
}
else
inter
=
NULL
;
inter
=
NULL
;
...
...
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