+ int i_width, int i_height, int i_alpha )
+{
+ int i_src_pitch, i_dst_pitch;
+ uint8_t *p_dst, *p_src_y;
+ uint8_t *p_src_u, *p_src_v;
+ int i_x, i_y, i_pix_pitch;
+ int r, g, b;
+
+ i_pix_pitch = p_dst_pic->p->i_pixel_pitch;
+ i_dst_pitch = p_dst_pic->p->i_pitch;
+ p_dst = p_dst_pic->p->p_pixels + i_x_offset * i_pix_pitch +
+ p_filter->fmt_out.video.i_x_offset * i_pix_pitch +
+ p_dst_pic->p->i_pitch *
+ ( i_y_offset + p_filter->fmt_out.video.i_y_offset );
+
+ p_src_y = vlc_plane_start( &i_src_pitch, p_src, Y_PLANE,
+ 0, 0, &p_filter->fmt_in.video, 1 );
+ p_src_u = vlc_plane_start( NULL, p_src, U_PLANE,
+ 0, 0, &p_filter->fmt_in.video, 2 );
+ p_src_v = vlc_plane_start( NULL, p_src, V_PLANE,
+ 0, 0, &p_filter->fmt_in.video, 2 );
+
+ /* Draw until we reach the bottom of the subtitle */
+ for( i_y = 0; i_y < i_height; i_y++,
+ p_dst += i_dst_pitch,
+ p_src_y += i_src_pitch )
+ {
+ /* Draw until we reach the end of the line */
+ for( i_x = 0; i_x < i_width; i_x++ )
+ {
+ /* Blending */
+ yuv_to_rgb( &r, &g, &b,
+ p_src_y[i_x], p_src_u[i_x/2], p_src_v[i_x/2] );
+
+ vlc_blend_rgb16( (uint16_t*)&p_dst[i_x * i_pix_pitch],
+ r, g, b, i_alpha, &p_filter->fmt_out.video );
+ }
+ if( i_y%2 == 1 )
+ {
+ p_src_u += i_src_pitch/2;
+ p_src_v += i_src_pitch/2;
+ }
+ }
+}
+
+static void BlendI420R24( filter_t *p_filter,
+ picture_t *p_dst_pic, const picture_t *p_src,
+ int i_x_offset, int i_y_offset,
+ int i_width, int i_height, int i_alpha )
+{
+ int i_src_pitch, i_dst_pitch;
+ uint8_t *p_dst, *p_src_y;
+ uint8_t *p_src_u, *p_src_v;
+ int i_x, i_y, i_pix_pitch;
+ int i_rindex, i_gindex, i_bindex;
+ int r, g, b;
+
+ i_pix_pitch = p_dst_pic->p->i_pixel_pitch;
+ i_dst_pitch = p_dst_pic->p->i_pitch;
+ p_dst = p_dst_pic->p->p_pixels + i_x_offset * i_pix_pitch +
+ p_filter->fmt_out.video.i_x_offset * i_pix_pitch +
+ p_dst_pic->p->i_pitch *
+ ( i_y_offset + p_filter->fmt_out.video.i_y_offset );
+
+ p_src_y = vlc_plane_start( &i_src_pitch, p_src, Y_PLANE,
+ 0, 0, &p_filter->fmt_in.video, 1 );
+ p_src_u = vlc_plane_start( NULL, p_src, U_PLANE,
+ 0, 0, &p_filter->fmt_in.video, 2 );
+ p_src_v = vlc_plane_start( NULL, p_src, V_PLANE,
+ 0, 0, &p_filter->fmt_in.video, 2 );
+
+ vlc_rgb_index( &i_rindex, &i_gindex, &i_bindex, &p_filter->fmt_out.video );
+
+ /* Draw until we reach the bottom of the subtitle */
+ for( i_y = 0; i_y < i_height; i_y++,
+ p_dst += i_dst_pitch,
+ p_src_y += i_src_pitch, p_src_u += i_src_pitch,
+ p_src_v += i_src_pitch )
+ {
+ /* Draw until we reach the end of the line */
+ for( i_x = 0; i_x < i_width; i_x++ )
+ {
+ if( !i_alpha )
+ continue;
+
+ /* Blending */
+ yuv_to_rgb( &r, &g, &b,
+ p_src_y[i_x], p_src_u[i_x/2], p_src_v[i_x/2] );
+
+ vlc_blend_packed( &p_dst[i_x * i_pix_pitch],
+ i_rindex, i_gindex, i_bindex, r, g, b, i_alpha, true );
+ }
+ if( i_y%2 == 1 )
+ {
+ p_src_u += i_src_pitch/2;
+ p_src_v += i_src_pitch/2;
+ }
+ }
+}
+
+static void BlendI420YUVPacked( filter_t *p_filter,
+ picture_t *p_dst_pic, const picture_t *p_src,
+ int i_x_offset, int i_y_offset,
+ int i_width, int i_height, int i_alpha )