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Commit 6e08e54f authored by gbazin's avatar gbazin
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* modules/codec/libmpeg2.c: fixed a couple of crashes on bad files.

parent 222d4881
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Showing with 9 additions and 4 deletions
modules/codec/libmpeg2.c
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......@@ -2,7 +2,7 @@
* libmpeg2.c: mpeg2 video decoder module making use of libmpeg2.
*****************************************************************************
* Copyright (C) 1999-2001 VideoLAN
* $Id: libmpeg2.c,v 1.35 2003/11/24 23:22:01 gbazin Exp $
* $Id: libmpeg2.c,v 1.36 2003/12/05 14:58:03 gbazin Exp $
*
* Authors: Gildas Bazin <gbazin@netcourrier.com>
* Christophe Massiot <massiot@via.ecp.fr>
......@@ -178,8 +178,9 @@ static picture_t *DecodeBlock( decoder_t *p_dec, block_t **pp_block )
return NULL;
}
if( p_block->b_discontinuity && p_sys->p_synchro
&& p_sys->p_info->sequence->width != (unsigned)-1 )
if( p_block->b_discontinuity && p_sys->p_synchro &&
p_sys->p_info->sequence &&
p_sys->p_info->sequence->width != (unsigned)-1 )
{
vout_SynchroReset( p_sys->p_synchro );
if( p_sys->p_info->current_fbuf != NULL
......@@ -420,7 +421,7 @@ static picture_t *DecodeBlock( decoder_t *p_dec, block_t **pp_block )
( ( p_sys->p_info->current_picture->flags &
PIC_MASK_CODING_TYPE) != B_CODING_TYPE ) )
{
vout_SynchroReset( p_sys->p_synchro );
if( p_sys->p_synchro ) vout_SynchroReset( p_sys->p_synchro );
}
mpeg2_skip( p_sys->p_mpeg2dec, 1 );
p_sys->b_skip = 1;
......@@ -431,6 +432,10 @@ static picture_t *DecodeBlock( decoder_t *p_dec, block_t **pp_block )
p_sys->b_garbage_pic = 1;
p_pic = p_sys->p_info->current_fbuf->id;
}
else if( !p_sys->p_info->sequence )
{
break;
}
else
{
if( (p_pic = GetNewPicture( p_dec, buf )) == NULL )
......
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