static int CreateChain( filter_t *p_parent, const es_format_t *p_fmt_mid )
{
filter_sys_t *p_sys = p_parent->p_sys;
filter_chain_Reset( p_sys->p_chain, &p_parent->fmt_in, &p_parent->fmt_out );
filter_t *p_filter;
if( p_parent->fmt_in.video.orientation != p_fmt_mid->video.orientation)
{
p_filter = AppendTransform( p_sys->p_chain, &p_parent->fmt_in, p_fmt_mid );
// Check if filter was enough:
if( p_filter == NULL )
return VLC_EGENERIC;
if( es_format_IsSimilar(&p_filter->fmt_out, &p_parent->fmt_out ))
return VLC_SUCCESS;
}
else
{
if( filter_chain_AppendConverter( p_sys->p_chain,
NULL, p_fmt_mid ) )
return VLC_EGENERIC;
}
if( p_fmt_mid->video.orientation != p_parent->fmt_out.video.orientation)
{
if( AppendTransform( p_sys->p_chain, p_fmt_mid,
&p_parent->fmt_out ) == NULL )
goto error;
}
else
{
if( filter_chain_AppendConverter( p_sys->p_chain,
p_fmt_mid, &p_parent->fmt_out ) )
goto error;
}
return VLC_SUCCESS;
error:
//Clean up.
filter_chain_Reset( p_sys->p_chain, NULL, NULL );
return VLC_EGENERIC;
}
static int CreateChain( filter_t *p_parent, es_format_t *p_fmt_mid, config_chain_t *p_cfg )
{
filter_chain_Reset( p_parent->p_sys->p_chain, &p_parent->fmt_in, &p_parent->fmt_out );
filter_t *p_filter;
if( p_parent->fmt_in.video.orientation != p_fmt_mid->video.orientation)
{
p_filter = AppendTransform( p_parent->p_sys->p_chain, &p_parent->fmt_in, p_fmt_mid );
}
else
{
p_filter = filter_chain_AppendFilter( p_parent->p_sys->p_chain, NULL, p_cfg, NULL, p_fmt_mid );
}
if( !p_filter )
return VLC_EGENERIC;
//Check if first filter was enough (transform filter most likely):
if( es_format_IsSimilar(&p_filter->fmt_out, &p_parent->fmt_out ))
return VLC_SUCCESS;
if( p_fmt_mid->video.orientation != p_parent->fmt_out.video.orientation)
{
p_filter = AppendTransform( p_parent->p_sys->p_chain, p_fmt_mid, &p_parent->fmt_out );
}
else
{
p_filter = filter_chain_AppendFilter( p_parent->p_sys->p_chain, NULL, p_cfg, p_fmt_mid, NULL );
}
if( !p_filter )
{
//Clean up.
filter_chain_Reset( p_parent->p_sys->p_chain, NULL, NULL );
return VLC_EGENERIC;
}
return VLC_SUCCESS;
}
