Split debayer fragment between packed and unpacked, fixing preview for unpacked 10bit bayer formats

data/debayer.frag

@@ -6,49 +6,22 @@ uniform sampler2D texture;
 uniform mat3 color_matrix;
 uniform float inv_gamma;
 uniform float blacklevel;
-#ifdef BITS_10
-uniform float row_length;
-uniform float padding_ratio;
-#endif
 
 varying vec2 top_left_uv;
 varying vec2 top_right_uv;
 varying vec2 bottom_left_uv;
 varying vec2 bottom_right_uv;
 
-#ifdef BITS_10
-vec2
-skip_5th_pixel(vec2 uv)
-{
-    vec2 new_uv = uv;
-
-    new_uv.x *= 0.8;
-    new_uv.x += floor(uv.x * row_length / 5.0) / row_length;
-
-    // Crop out padding
-    new_uv.x *= padding_ratio;
-
-    return new_uv;
-}
-#endif
-
 void
 main()
 {
     // Note the coordinates for texture samples need to be a varying, as the
     // Mali-400 has this as a fast path allowing 32-bit floats. Otherwise
     // they end up as 16-bit floats and that's not accurate enough.
-    #ifdef BITS_10
-    vec4 samples = vec4(texture2D(texture, skip_5th_pixel(top_left_uv)).r,
-    texture2D(texture, skip_5th_pixel(top_right_uv)).r,
-    texture2D(texture, skip_5th_pixel(bottom_left_uv)).r,
-    texture2D(texture, skip_5th_pixel(bottom_right_uv)).r);
-    #else
     vec4 samples = vec4(texture2D(texture, top_left_uv).r,
     texture2D(texture, top_right_uv).r,
     texture2D(texture, bottom_left_uv).r,
     texture2D(texture, bottom_right_uv).r);
-    #endif
 
     #if defined(CFA_BGGR)
     vec3 color = vec3(samples.w, (samples.y + samples.z) / 2.0, samples.x);