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Linshizhi
ffmpeg.wasm-core
Commits
fdb52bcc
Commit
fdb52bcc
authored
Jan 28, 2006
by
Loren Merritt
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fix crash on height < 16 pixels.
Originally committed as revision 4904 to
svn://svn.ffmpeg.org/ffmpeg/trunk
parent
7e41c354
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1 changed file
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3 additions
and
2 deletions
+3
-2
mpegvideo.c
libavcodec/mpegvideo.c
+3
-2
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libavcodec/mpegvideo.c
View file @
fdb52bcc
...
...
@@ -613,7 +613,9 @@ int MPV_common_init(MpegEncContext *s)
{
int
y_size
,
c_size
,
yc_size
,
i
,
mb_array_size
,
mv_table_size
,
x
,
y
;
if
(
s
->
avctx
->
thread_count
>
MAX_THREADS
||
(
16
*
s
->
avctx
->
thread_count
>
s
->
height
&&
s
->
height
)){
s
->
mb_height
=
(
s
->
height
+
15
)
/
16
;
if
(
s
->
avctx
->
thread_count
>
MAX_THREADS
||
(
s
->
avctx
->
thread_count
>
s
->
mb_height
&&
s
->
mb_height
)){
av_log
(
s
->
avctx
,
AV_LOG_ERROR
,
"too many threads
\n
"
);
return
-
1
;
}
...
...
@@ -628,7 +630,6 @@ int MPV_common_init(MpegEncContext *s)
s
->
flags2
=
s
->
avctx
->
flags2
;
s
->
mb_width
=
(
s
->
width
+
15
)
/
16
;
s
->
mb_height
=
(
s
->
height
+
15
)
/
16
;
s
->
mb_stride
=
s
->
mb_width
+
1
;
s
->
b8_stride
=
s
->
mb_width
*
2
+
1
;
s
->
b4_stride
=
s
->
mb_width
*
4
+
1
;
...
...
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