Commit ab131d8b authored by Laurent Aimar's avatar Laurent Aimar

Added filter_NewPicture/Subpicture/AudioBuffer helpers.

parent c35618f7
......@@ -90,6 +90,66 @@ struct filter_t
filter_owner_sys_t *p_owner;
};
/**
* This function will return a new picture usable by p_filter as an output
* buffer. You have to release it using filter_DeletePicture or by returning
* it to the caller as a pf_video_filter return value.
* Provided for convenience.
*/
static inline picture_t *filter_NewPicture( filter_t *p_filter )
{
picture_t *p_picture = p_filter->pf_vout_buffer_new( p_filter );
if( !p_picture )
msg_Warn( p_filter, "can't get output picture" );
return p_picture;
}
/**
* This function will release a picture create by filter_NewPicture.
* Provided for convenience.
*/
static inline void filter_DeletePicture( filter_t *p_filter, picture_t *p_picture )
{
p_filter->pf_vout_buffer_del( p_filter, p_picture );
}
/**
* This function will return a new subpicture usable by p_filter as an output
* buffer. You have to release it using filter_DeleteSubpicture or by returning
* it to the caller as a pf_sub_filter return value.
* Provided for convenience.
*/
static inline subpicture_t *filter_NewSubpicture( filter_t *p_filter )
{
subpicture_t *p_subpicture = p_filter->pf_sub_buffer_new( p_filter );
if( !p_subpicture )
msg_Warn( p_filter, "can't get output subpicture" );
return p_subpicture;
}
/**
* This function will release a subpicture create by filter_NewSubicture.
* Provided for convenience.
*/
static inline void filter_DeleteSubpicture( filter_t *p_filter, subpicture_t *p_subpicture )
{
p_filter->pf_sub_buffer_del( p_filter, p_subpicture );
}
/**
* This function will return a new audio buffer usable by p_filter as an
* output buffer. You have to release it using block_Release or by returning
* it to the caller as a pf_audio_filter return value.
* Provided for convenience.
*/
static inline block_t *filter_NewAudioBuffer( filter_t *p_filter, int i_size )
{
block_t *p_block = p_filter->pf_audio_buffer_new( p_filter, i_size );
if( !p_block )
msg_Warn( p_filter, "can't get output block" );
return p_block;
}
/**
* Create a picture_t *(*)( filter_t *, picture_t * ) compatible wrapper
......@@ -101,25 +161,18 @@ struct filter_t
static picture_t *name ## _Filter ( filter_t *p_filter, \
picture_t *p_pic ) \
{ \
picture_t *p_outpic = p_filter->pf_vout_buffer_new( p_filter ); \
picture_t *p_outpic = filter_NewPicture( p_filter ); \
if( !p_outpic ) \
{ \
msg_Warn( p_filter, "can't get output picture" ); \
if( p_pic->pf_release ) \
p_pic->pf_release( p_pic ); \
picture_Release( p_pic ); \
return NULL; \
} \
\
name( p_filter, p_pic, p_outpic ); \
\
p_outpic->date = p_pic->date; \
p_outpic->b_force = p_pic->b_force; \
p_outpic->i_nb_fields = p_pic->i_nb_fields; \
p_outpic->b_progressive = p_pic->b_progressive; \
p_outpic->b_top_field_first = p_pic->b_top_field_first; \
picture_CopyProperties( p_outpic, p_pic ); \
picture_Release( p_pic ); \
\
if( p_pic->pf_release ) \
p_pic->pf_release( p_pic ); \
return p_outpic; \
}
......
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