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videolan
vlc
Commits
34ad999e
Commit
34ad999e
authored
Jul 02, 2009
by
Rémi Denis-Courmont
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libmpeg2: fix division by zero (fixes #2920)
(cherry picked from commit
40486dcf
)
parent
6bb2c0d1
Changes
1
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20 additions
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13 deletions
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-13
modules/codec/libmpeg2.c
modules/codec/libmpeg2.c
+20
-13
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modules/codec/libmpeg2.c
View file @
34ad999e
...
@@ -279,9 +279,12 @@ static picture_t *DecodeBlock( decoder_t *p_dec, block_t **pp_block )
...
@@ -279,9 +279,12 @@ static picture_t *DecodeBlock( decoder_t *p_dec, block_t **pp_block )
if
(
p_sys
->
p_synchro
)
if
(
p_sys
->
p_synchro
)
decoder_SynchroRelease
(
p_sys
->
p_synchro
);
decoder_SynchroRelease
(
p_sys
->
p_synchro
);
p_sys
->
p_synchro
=
if
(
p_sys
->
p_info
->
sequence
->
frame_period
<=
0
)
decoder_SynchroInit
(
p_dec
,
(
uint32_t
)((
uint64_t
)
1001000000
*
27
/
p_sys
->
p_synchro
=
NULL
;
p_sys
->
p_info
->
sequence
->
frame_period
)
);
else
p_sys
->
p_synchro
=
decoder_SynchroInit
(
p_dec
,
(
uint32_t
)(
UINT64_C
(
1001000000
)
*
27
/
p_sys
->
p_info
->
sequence
->
frame_period
)
);
p_sys
->
b_after_sequence_header
=
true
;
p_sys
->
b_after_sequence_header
=
true
;
break
;
break
;
}
}
...
@@ -720,16 +723,20 @@ static void GetAR( decoder_t *p_dec )
...
@@ -720,16 +723,20 @@ static void GetAR( decoder_t *p_dec )
}
}
}
}
msg_Dbg
(
p_dec
,
"%dx%d (display %d,%d), aspect %d, sar %i:%i, %u.%03u fps"
,
if
(
p_sys
->
p_info
->
sequence
->
frame_period
>
0
)
p_sys
->
p_info
->
sequence
->
picture_width
,
msg_Dbg
(
p_dec
,
p_sys
->
p_info
->
sequence
->
picture_height
,
"%dx%d (display %d,%d), aspect %d, sar %i:%i, %u.%03u fps"
,
p_sys
->
p_info
->
sequence
->
display_width
,
p_sys
->
p_info
->
sequence
->
picture_width
,
p_sys
->
p_info
->
sequence
->
display_height
,
p_sys
->
p_info
->
sequence
->
picture_height
,
p_sys
->
i_aspect
,
p_sys
->
i_sar_num
,
p_sys
->
i_sar_den
,
p_sys
->
p_info
->
sequence
->
display_width
,
(
uint32_t
)((
uint64_t
)
1001000000
*
27
/
p_sys
->
p_info
->
sequence
->
display_height
,
p_sys
->
p_info
->
sequence
->
frame_period
/
1001
),
p_sys
->
i_aspect
,
p_sys
->
i_sar_num
,
p_sys
->
i_sar_den
,
(
uint32_t
)((
uint64_t
)
1001000000
*
27
/
(
uint32_t
)((
uint64_t
)
1001000000
*
27
/
p_sys
->
p_info
->
sequence
->
frame_period
%
1001
)
);
p_sys
->
p_info
->
sequence
->
frame_period
/
1001
),
(
uint32_t
)((
uint64_t
)
1001000000
*
27
/
p_sys
->
p_info
->
sequence
->
frame_period
%
1001
)
);
else
msg_Dbg
(
p_dec
,
"bad frame period"
);
}
}
/*****************************************************************************
/*****************************************************************************
...
...
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