Use bool return type
@@ -217,7 +217,7 @@ static bool try_quantize_rgb_blue_contract(
*
* @return Returns @c false on failure, @c true on success.
*/
-static int try_quantize_rgba_blue_contract(
+static bool try_quantize_rgba_blue_contract(
vfloat4 color0,
vfloat4 color1,
uint8_t output[8],
