7 main (int argc, char **argv)
12 #define d2f pixman_double_to_fixed
14 uint32_t *src = malloc (WIDTH * HEIGHT * 4);
15 uint32_t *mask = malloc (WIDTH * HEIGHT * 4);
16 uint32_t *dest = malloc (WIDTH * HEIGHT * 4);
17 pixman_fixed_t convolution[] =
20 d2f (0.5), d2f (0.5), d2f (0.5),
21 d2f (0.5), d2f (0.5), d2f (0.5),
22 d2f (0.5), d2f (0.5), d2f (0.5),
24 pixman_image_t *simg, *mimg, *dimg;
28 for (i = 0; i < WIDTH * HEIGHT; ++i)
31 mask[i] = (i % 256) * 0x01000000;
35 simg = pixman_image_create_bits (PIXMAN_a8r8g8b8, WIDTH, HEIGHT, src, WIDTH * 4);
36 mimg = pixman_image_create_bits (PIXMAN_a8r8g8b8, WIDTH, HEIGHT, mask, WIDTH * 4);
37 dimg = pixman_image_create_bits (PIXMAN_a8r8g8b8, WIDTH, HEIGHT, dest, WIDTH * 4);
39 pixman_image_set_filter (mimg, PIXMAN_FILTER_CONVOLUTION,
42 pixman_image_composite (PIXMAN_OP_OVER, simg, mimg, dimg, 0, 0, 0, 0, 0, 0, WIDTH, HEIGHT);