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Linshizhi
ffmpeg.wasm-core
Commits
6770a9d6
Commit
6770a9d6
authored
Nov 11, 2015
by
Michael Niedermayer
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ffmpeg: Fix integer overflow with cur_dts being AV_NOPTS_VALUE
Since
de0e219a
cur_dts is sometimes invalid
parent
64e220be
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ffmpeg.c
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ffmpeg.c
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6770a9d6
...
@@ -3382,8 +3382,12 @@ static OutputStream *choose_output(void)
...
@@ -3382,8 +3382,12 @@ static OutputStream *choose_output(void)
for
(
i
=
0
;
i
<
nb_output_streams
;
i
++
)
{
for
(
i
=
0
;
i
<
nb_output_streams
;
i
++
)
{
OutputStream
*
ost
=
output_streams
[
i
];
OutputStream
*
ost
=
output_streams
[
i
];
int64_t
opts
=
av_rescale_q
(
ost
->
st
->
cur_dts
,
ost
->
st
->
time_base
,
int64_t
opts
=
ost
->
st
->
cur_dts
==
AV_NOPTS_VALUE
?
INT64_MIN
:
av_rescale_q
(
ost
->
st
->
cur_dts
,
ost
->
st
->
time_base
,
AV_TIME_BASE_Q
);
AV_TIME_BASE_Q
);
if
(
ost
->
st
->
cur_dts
==
AV_NOPTS_VALUE
)
av_log
(
NULL
,
AV_LOG_DEBUG
,
"cur_dts is invalid (this is harmless if it occurs once at the start per stream)
\n
"
);
if
(
!
ost
->
finished
&&
opts
<
opts_min
)
{
if
(
!
ost
->
finished
&&
opts
<
opts_min
)
{
opts_min
=
opts
;
opts_min
=
opts
;
ost_min
=
ost
->
unavailable
?
NULL
:
ost
;
ost_min
=
ost
->
unavailable
?
NULL
:
ost
;
...
...
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