| /* A short program which converts a .png file into a .gd file, for | |
| your convenience in creating images on the fly from a | |
| basis image that must be loaded quickly. The .gd format | |
| is not intended to be a general-purpose format. */ | |
| int | |
| main (int argc, char **argv) | |
| { | |
| gdImagePtr im; | |
| FILE *in; | |
| int x, y, w, h; | |
| int c; | |
| int i; | |
| int t0; | |
| if (argc != 7) | |
| { | |
| fprintf (stderr, "Usage: gd2time filename.gd count x y w h\n"); | |
| exit (1); | |
| } | |
| c = atoi (argv[2]); | |
| x = atoi (argv[3]); | |
| y = atoi (argv[4]); | |
| w = atoi (argv[5]); | |
| h = atoi (argv[6]); | |
| printf ("Extracting %d times from (%d, %d), size is %dx%d\n", c, x, y, w, h); | |
| t0 = time (0); | |
| for (i = 0; i < c; i++) | |
| { | |
| in = fopen (argv[1], "rb"); | |
| if (!in) | |
| { | |
| fprintf (stderr, "Input file does not exist!\n"); | |
| exit (1); | |
| } | |
| im = gdImageCreateFromGd2Part (in, x, y, w, h); | |
| fclose (in); | |
| if (!im) | |
| { | |
| fprintf (stderr, "Error reading source file!\n"); | |
| exit (1); | |
| } | |
| gdImageDestroy (im); | |
| }; | |
| t0 = time (0) - t0; | |
| printf ("%d seconds to extract (& destroy) %d times\n", t0, c); | |
| return 0; | |
| } | |