al_color_rgb_to_yuv - Allegro 5 API

       Convert RGB values to YUV color space.

       al_color_rgb_to_yuv - Allegro 5 API

al_color_yuv(3alleg5), al_color_yuv_to_rgb(3alleg5)

Allegro reference manual                                                            al_color_rgb_to_yuv(3alleg5)

              #include <allegro5/allegro_color.h>

              void al_color_rgb_to_yuv(float red, float green, float blue,
                 float *y, float *u, float *v)