Provided by: allegro5-doc_5.2.3.0-1_all 

NAME
al_color_rgb_to_yuv - Allegro 5 API
SYNOPSIS
#include <allegro5/allegro_color.h>
void al_color_rgb_to_yuv(float red, float green, float blue,
float *y, float *u, float *v)
DESCRIPTION
Convert RGB values to YUV color space.
SEE ALSO
al_color_yuv(3alleg5), al_color_yuv_to_rgb(3alleg5)
Allegro reference manual al_color_rgb_to_yuv(3alleg5)