1 /*
2 * This file is part of FFmpeg.
3 *
4 * FFmpeg is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
8 *
9 * FFmpeg is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
13 *
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with FFmpeg; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
17 */
18
19 // LCOV_EXCL_START
20
21 #include "libavutil/timer.h"
22
23 #include <string.h>
24
25 #include "libavutil/log.h"
26 #include "libavutil/adler32.h"
27
28 #define LEN 7001
29
main(int argc,char ** argv)30 int main(int argc, char **argv)
31 {
32 int i;
33 uint8_t data[LEN];
34 AVAdler checksum;
35
36 av_log_set_level(AV_LOG_DEBUG);
37
38 for (i = 0; i < LEN; i++)
39 data[i] = ((i * i) >> 3) + 123 * i;
40
41 if (argc > 1 && !strcmp(argv[1], "-t")) {
42 for (i = 0; i < 1000; i++) {
43 START_TIMER;
44 checksum = av_adler32_update(1, data, LEN);
45 STOP_TIMER("adler");
46 }
47 } else {
48 checksum = av_adler32_update(1, data, LEN);
49 }
50
51 av_log(NULL, AV_LOG_DEBUG, "%X (expected 50E6E508)\n", checksum);
52 return checksum == 0x50e6e508 ? 0 : 1;
53 }
54 // LCOV_EXCL_STOP
55