* modules/video_filter/swscale/filter.c: Added support for YUVA.

modules/video_filter/swscale/filter.c

@@ -261,6 +261,7 @@ static picture_t *Filter( filter_t *p_filter, picture_t *p_pic )
     uint8_t *dst[3]; int dst_stride[3];
     picture_t *p_pic_dst;
     int i_plane;
+    int i_nb_planes = p_pic->i_planes;
 
     /* Check if format properties changed */
     if( CheckInit( p_filter ) != VLC_SUCCESS ) return 0;
@@ -273,12 +274,19 @@ static picture_t *Filter( filter_t *p_filter, picture_t *p_pic )
         return NULL;
     }
 
-    for( i_plane = 0; i_plane < p_pic->i_planes; i_plane++ )
+    if( p_filter->fmt_out.video.i_chroma == VLC_FOURCC('Y','U','V','A') )
+    {
+        i_nb_planes = 3;
+        memset( p_pic_dst->p[3].p_pixels, 0xff, p_filter->fmt_out.video.i_height
+                                                 * p_pic_dst->p[3].i_pitch );
+    }
+
+    for( i_plane = 0; i_plane < __MIN(3, p_pic->i_planes); i_plane++ )
     {
         src[i_plane] = p_pic->p[i_plane].p_pixels;
         src_stride[i_plane] = p_pic->p[i_plane].i_pitch;
     }
-    for( i_plane = 0; i_plane < p_pic_dst->i_planes; i_plane++ )
+    for( i_plane = 0; i_plane < __MIN(3, i_nb_planes); i_plane++ )
     {
         dst[i_plane] = p_pic_dst->p[i_plane].p_pixels;
         dst_stride[i_plane] = p_pic_dst->p[i_plane].i_pitch;
@@ -313,6 +321,7 @@ static struct
     { VLC_FOURCC('I','4','2','0'), IMGFMT_I420 },
     { VLC_FOURCC('I','Y','U','V'), IMGFMT_IYUV },
     { VLC_FOURCC('I','4','4','4'), IMGFMT_444P },
+    { VLC_FOURCC('Y','U','V','A'), IMGFMT_444P },
     { VLC_FOURCC('I','4','2','2'), IMGFMT_422P },
     { VLC_FOURCC('I','4','1','1'), IMGFMT_411P },
 #if 0