freetype: rename xxxFromRGB to xxxFromXRGB

This is the type of uin32_t that is expected to be passed.

modules/text_renderer/freetype/blend/rgb.h

@@ -19,8 +19,8 @@
  *****************************************************************************/
 #include "blend.h"
 
-static void RGBFromRGB( uint32_t i_argb,
-                        uint8_t *pi_r, uint8_t *pi_g, uint8_t *pi_b )
+static void RGBFromXRGB( uint32_t i_argb,
+                         uint8_t *pi_r, uint8_t *pi_g, uint8_t *pi_b )
 {
     *pi_r = ( i_argb & 0x00ff0000 ) >> 16;
     *pi_g = ( i_argb & 0x0000ff00 ) >>  8;

modules/text_renderer/freetype/blend/yuv.h

@@ -19,8 +19,8 @@
  *****************************************************************************/
 #include "blend.h"
 
-static void YUVFromRGB( uint32_t i_argb,
-                        uint8_t *pi_y, uint8_t *pi_u, uint8_t *pi_v )
+static void YUVFromXRGB( uint32_t i_argb,
+                         uint8_t *pi_y, uint8_t *pi_u, uint8_t *pi_v )
 {
     int i_red   = ( i_argb & 0x00ff0000 ) >> 16;
     int i_green = ( i_argb & 0x0000ff00 ) >>  8;

modules/text_renderer/freetype/freetype.c

@@ -385,7 +385,7 @@ static int RenderYUVP( filter_t *p_filter, subpicture_region_t *p_region,
     /* Calculate text color components
      * Only use the first color */
     const int i_alpha = p_line->p_character[0].p_style->i_font_alpha;
-    YUVFromRGB( p_line->p_character[0].p_style->i_font_color, &i_y, &i_u, &i_v );
+    YUVFromXRGB( p_line->p_character[0].p_style->i_font_color, &i_y, &i_u, &i_v );
 
     /* Build palette */
     fmt.p_palette->i_entries = 16;
@@ -1132,13 +1132,13 @@ static int Render( filter_t *p_filter, subpicture_region_t *p_region_out,
 
         const ft_drawing_functions drawfuncs[] =
         {
-            [DRAW_YUVA] = { .extract = YUVFromRGB,
+            [DRAW_YUVA] = { .extract = YUVFromXRGB,
                             .fill =    FillYUVAPicture,
                             .blend =   BlendGlyphToYUVA },
-            [DRAW_RGBA] = { .extract = RGBFromRGB,
+            [DRAW_RGBA] = { .extract = RGBFromXRGB,
                             .fill =    FillRGBAPicture,
                             .blend =   BlendGlyphToRGBA },
-            [DRAW_ARGB] = { .extract = RGBFromRGB,
+            [DRAW_ARGB] = { .extract = RGBFromXRGB,
                             .fill =    FillARGBPicture,
                             .blend =   BlendGlyphToARGB },
         };