bmpbench.c

#include <allegro5/allegro.h>
#include <allegro5/allegro_image.h>
#include <stdio.h>
#include <math.h>

#define PATH_PREFIX "bmpsuite2/"

static const char* FILE_ARRAY[] = {
	PATH_PREFIX "g/rgb16.bmp",
	PATH_PREFIX "g/rgb16-565.bmp",
	PATH_PREFIX "g/rgb24.bmp",

	PATH_PREFIX "g/pal1.bmp",
	PATH_PREFIX "q/pal2.bmp",
	PATH_PREFIX "g/pal4.bmp",
	PATH_PREFIX "g/pal8.bmp",

	PATH_PREFIX "g/pal4rle.bmp",
	PATH_PREFIX "g/pal8rle.bmp",

	PATH_PREFIX "g/rgb32.bmp",
#ifdef OLD_CODE
	"dummy.bmp",
	"dummy.bmp",
	"dummy.bmp",
	"dummy.bmp",
#else
	PATH_PREFIX "q/rgba32.bmp",

	PATH_PREFIX "g/rgb32bf.bmp",
	PATH_PREFIX "q/rgb16-231.bmp",
	PATH_PREFIX "q/rgb32-111110.bmp",
#endif

	PATH_PREFIX "q/rgb32fakealpha.bmp"
};

#define NUM_FILES (sizeof(FILE_ARRAY) / sizeof(const char*))

#define NUM_ROUNDS 20
#define NUM_LOADS 1000
double start = al_get_time();
float results[NUM_FILES];

int main()
{
	al_init();
	al_init_image_addon();

#ifdef WITH_DISPLAY
	ALLEGRO_DISPLAY* d = al_create_display(100, 100);
	printf("display format: %d\n", al_get_display_format(d));
#endif

	for (int rnd = 0; rnd < NUM_ROUNDS; ++rnd)
	{
		for (int file = 0; file < NUM_FILES; ++file)
		{
			double start = al_get_time();

			for (int load = 0; load < NUM_LOADS; ++load)
			{
				ALLEGRO_BITMAP* b = al_load_bitmap(FILE_ARRAY[file]);

				if (!b)
				{
					fprintf(stderr, "Could not load file: %s\n", FILE_ARRAY[file]);
					return 1;
				}

				al_destroy_bitmap(b);
			}

			double end = al_get_time();

			results[file] += (end - start);
		}
	}

	for (int file = 0; file < NUM_FILES; ++file)
	{
		printf("%d\t%s\t%dus\n", file, FILE_ARRAY[file], (int)((results[file] / NUM_LOADS / NUM_ROUNDS) * 1000000));
	}

	return 0;
}