1 /*
2 * This file is part of FFmpeg.
3 *
4 * FFmpeg is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or
7 * (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
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License along
15 * with FFmpeg; if not, write to the Free Software Foundation, Inc.,
16 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
17 */
18
19 #include <string.h>
20 #include "checkasm.h"
21 #include "libavfilter/gblur.h"
22
23 #define WIDTH 256
24 #define HEIGHT 256
25 #define PIXELS (WIDTH * HEIGHT)
26 #define BUF_SIZE (PIXELS * 4)
27
28 #define randomize_buffers(buf, size) \
29 do { \
30 int j; \
31 float *tmp_buf = (float *)buf; \
32 for (j = 0; j < size; j++) \
33 tmp_buf[j] = (float)(rnd() & 0xFF); \
34 } while (0)
35
checkasm_check_vf_gblur(void)36 void checkasm_check_vf_gblur(void)
37 {
38 float *dst_ref = av_malloc(BUF_SIZE);
39 float *dst_new = av_malloc(BUF_SIZE);
40 int w = WIDTH;
41 int h = HEIGHT;
42 int steps = 2;
43 float nu = 0.101f;
44 float bscale = 1.112f;
45 GBlurContext s;
46
47 declare_func(void, float *dst, int w, int h, int steps, float nu, float bscale);
48
49 randomize_buffers(dst_ref, PIXELS);
50 memcpy(dst_new, dst_ref, BUF_SIZE);
51
52 ff_gblur_init(&s);
53
54 if (check_func(s.horiz_slice, "horiz_slice")) {
55 call_ref(dst_ref, w, h, steps, nu, bscale);
56 call_new(dst_new, w, h, steps, nu, bscale);
57
58 if (!float_near_abs_eps_array(dst_ref, dst_new, 0.01f, PIXELS)) {
59 fail();
60 }
61 bench_new(dst_new, w, h, 1, nu, bscale);
62 }
63 report("horiz_slice");
64 av_freep(&dst_ref);
65 av_freep(&dst_new);
66 }
67