bitmap_color_depth - Returns the color depth of the specified bitmap. Allegro
game programming library.
#include <allegro.h>
int bitmap_color_depth(BITMAP *bmp);
Returns the color depth of the specified bitmap (8, 15, 16, 24, or 32). Example:
switch (bitmap_color_depth(screen)) {
case 8:
/* Access screen using optimized 8-bit code. */
break;
default:
/* Use generic slow functions. */
break;
}
set_color_depth(3), bitmap_mask_color(3), ex3d(3),
exlights(3), exscn3d(3), exswitch(3), extrans(3),
exupdate(3), exzbuf(3)