1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
|
#include <stdio.h>
#include <stdlib.h> /* for atoi */
#include <time.h> /* For time */
#include "gd.h"
/* 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;
}
|
