Fixed filter_*Blend rgb masks initialization.

It fixes at least RGB  blending with opengl on little indian arch.

include/vlc_filter.h

@@ -182,9 +182,12 @@ static inline block_t *filter_NewAudioBuffer( filter_t *p_filter, int i_size )
 }
 
 /**
- * It creates a blend filter
+ * It creates a blend filter.
+ *
+ * Only the chroma properties of the dest format is used (chroma
+ * type, rgb masks and shifts)
  */
-VLC_EXPORT( filter_t *, filter_NewBlend, ( vlc_object_t *, vlc_fourcc_t i_chroma_dst ) );
+VLC_EXPORT( filter_t *, filter_NewBlend, ( vlc_object_t *, const video_format_t *p_dst_chroma ) );
 
 /**
  * It configures blend filter parameters that are allowed to changed

modules/video_filter/logo.c

@@ -243,7 +243,7 @@ static int OpenCommon( vlc_object_t *p_this, bool b_sub )
     {
 
         p_sys->p_blend = filter_NewBlend( VLC_OBJECT(p_filter),
-                                          p_filter->fmt_in.i_codec );
+                                          &p_filter->fmt_in );
         if( !p_sys->p_blend )
         {
             free( p_sys );

src/misc/filter.c

@@ -30,7 +30,7 @@
 #include <vlc_filter.h>
 
 filter_t *filter_NewBlend( vlc_object_t *p_this,
-                           vlc_fourcc_t i_chroma_dst )
+                           const video_format_t *p_dst_chroma )
 {
     filter_t *p_blend = vlc_custom_create( p_this, sizeof(*p_blend),
                                            VLC_OBJECT_GENERIC, "blend" );
@@ -42,7 +42,16 @@ filter_t *filter_NewBlend( vlc_object_t *p_this,
     es_format_Init( &p_blend->fmt_out, VIDEO_ES, 0 );
 
     p_blend->fmt_out.i_codec        = 
-    p_blend->fmt_out.video.i_chroma = i_chroma_dst;
+    p_blend->fmt_out.video.i_chroma = p_dst_chroma->i_chroma;
+    p_blend->fmt_out.video.i_rmask  = p_dst_chroma->i_rmask;
+    p_blend->fmt_out.video.i_gmask  = p_dst_chroma->i_gmask;
+    p_blend->fmt_out.video.i_bmask  = p_dst_chroma->i_bmask;
+    p_blend->fmt_out.video.i_rrshift= p_dst_chroma->i_rrshift;
+    p_blend->fmt_out.video.i_rgshift= p_dst_chroma->i_rgshift;
+    p_blend->fmt_out.video.i_rbshift= p_dst_chroma->i_rbshift;
+    p_blend->fmt_out.video.i_lrshift= p_dst_chroma->i_lrshift;
+    p_blend->fmt_out.video.i_lgshift= p_dst_chroma->i_lgshift;
+    p_blend->fmt_out.video.i_lbshift= p_dst_chroma->i_lbshift;
 
     /* The blend module will be loaded when needed with the real
     * input format */

src/video_output/vout_subpictures.c

@@ -421,7 +421,7 @@ void spu_RenderSubpictures( spu_t *p_spu,
 
     /* Create the blending module */
     if( !p_sys->p_blend )
-        p_spu->p->p_blend = filter_NewBlend( VLC_OBJECT(p_spu), p_fmt_dst->i_chroma );
+        p_spu->p->p_blend = filter_NewBlend( VLC_OBJECT(p_spu), p_fmt_dst );
 
     /* Process all subpictures and regions (in the right order) */
     for( unsigned int i_index = 0; i_index < i_subpicture; i_index++ )