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filter: allow the owner not to provide a buffer callback 

In this case we just allocate a picture from the filter output format.
This commit is contained in:
Steve Lhomme 2019-07-19 10:16:39 +02:00
parent 7a4f49ea02
commit b2d1ef6bec
1 changed files with 6 additions and 1 deletions
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7
include/vlc_filter.h
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@ -26,6 +26,7 @@
#define VLC_FILTER_H 1
#include <vlc_es.h>
#include <vlc_picture.h>
/**
* \defgroup filter Filters
@ -160,7 +161,11 @@ struct filter_t
*/
static inline picture_t *filter_NewPicture( filter_t *p_filter )
{
picture_t *pic = p_filter->owner.video->buffer_new( p_filter );
picture_t *pic;
if ( p_filter->owner.video != NULL && p_filter->owner.video->buffer_new != NULL)
pic = p_filter->owner.video->buffer_new( p_filter );
else
pic = picture_NewFromFormat( &p_filter->fmt_out.video );
if( pic == NULL )
msg_Warn( p_filter, "can't get output picture" );
return pic;