al_get_pixel_block_size(3) al_get_pixel_block_size(3)

al_get_pixel_block_size - Allegro 5 API

#include <allegro5/allegro.h>
int al_get_pixel_block_size(int format)

Return the number of bytes that a block of pixels with this format occupies.

5.1.9.

ALLEGRO_PIXEL_FORMAT(3), al_get_pixel_block_width(3), al_get_pixel_block_height(3)

Allegro reference manual