Fix the compilation of dct-test, fft-test and motion-test which are using
[libav.git] / libavcodec / motion-test.c
1 /*
2 * (c) 2001 Fabrice Bellard
3 *
4 * This file is part of FFmpeg.
5 *
6 * FFmpeg is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
10 *
11 * FFmpeg is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
15 *
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with FFmpeg; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19 */
20
21 /**
22 * @file motion_test.c
23 * motion test.
24 */
25
26 #include <stdlib.h>
27 #include <stdio.h>
28 #include <string.h>
29 #include <sys/time.h>
30 #include <unistd.h>
31
32 #include "dsputil.h"
33
34 #include "i386/mmx.h"
35
36 #undef exit
37 #undef printf
38 #undef random
39
40 #define WIDTH 64
41 #define HEIGHT 64
42
43 uint8_t img1[WIDTH * HEIGHT];
44 uint8_t img2[WIDTH * HEIGHT];
45
46 void fill_random(uint8_t *tab, int size)
47 {
48 int i;
49 for(i=0;i<size;i++) {
50 #if 1
51 tab[i] = random() % 256;
52 #else
53 tab[i] = i;
54 #endif
55 }
56 }
57
58 void help(void)
59 {
60 printf("motion-test [-h]\n"
61 "test motion implementations\n");
62 exit(1);
63 }
64
65 int64_t gettime(void)
66 {
67 struct timeval tv;
68 gettimeofday(&tv,NULL);
69 return (int64_t)tv.tv_sec * 1000000 + tv.tv_usec;
70 }
71
72 #define NB_ITS 500
73
74 int dummy;
75
76 void test_motion(const char *name,
77 me_cmp_func test_func, me_cmp_func ref_func)
78 {
79 int x, y, d1, d2, it;
80 uint8_t *ptr;
81 int64_t ti;
82 printf("testing '%s'\n", name);
83
84 /* test correctness */
85 for(it=0;it<20;it++) {
86
87 fill_random(img1, WIDTH * HEIGHT);
88 fill_random(img2, WIDTH * HEIGHT);
89
90 for(y=0;y<HEIGHT-17;y++) {
91 for(x=0;x<WIDTH-17;x++) {
92 ptr = img2 + y * WIDTH + x;
93 d1 = test_func(NULL, img1, ptr, WIDTH, 1);
94 d2 = ref_func(NULL, img1, ptr, WIDTH, 1);
95 if (d1 != d2) {
96 printf("error: mmx=%d c=%d\n", d1, d2);
97 }
98 }
99 }
100 }
101 emms_c();
102
103 /* speed test */
104 ti = gettime();
105 d1 = 0;
106 for(it=0;it<NB_ITS;it++) {
107 for(y=0;y<HEIGHT-17;y++) {
108 for(x=0;x<WIDTH-17;x++) {
109 ptr = img2 + y * WIDTH + x;
110 d1 += test_func(NULL, img1, ptr, WIDTH, 1);
111 }
112 }
113 }
114 emms_c();
115 dummy = d1; /* avoid optimisation */
116 ti = gettime() - ti;
117
118 printf(" %0.0f kop/s\n",
119 (double)NB_ITS * (WIDTH - 16) * (HEIGHT - 16) /
120 (double)(ti / 1000.0));
121 }
122
123
124 int main(int argc, char **argv)
125 {
126 AVCodecContext *ctx;
127 int c;
128 DSPContext cctx, mmxctx;
129 int flags[2] = { FF_MM_MMX, FF_MM_MMXEXT };
130
131 for(;;) {
132 c = getopt(argc, argv, "h");
133 if (c == -1)
134 break;
135 switch(c) {
136 case 'h':
137 help();
138 break;
139 }
140 }
141
142 printf("ffmpeg motion test\n");
143
144 ctx = avcodec_alloc_context();
145 ctx->dsp_mask = FF_MM_FORCE;
146 dsputil_init(&cctx, ctx);
147 for (c = 0; c < 2; c++) {
148 int x;
149 ctx->dsp_mask = FF_MM_FORCE | flags[c];
150 dsputil_init(&mmxctx, ctx);
151
152 for (x = 0; x < 2; x++) {
153 printf("%s for %dx%d pixels\n", c ? "mmx2" : "mmx",
154 x ? 8 : 16, x ? 8 : 16);
155 test_motion("mmx", mmxctx.pix_abs[x][0], cctx.pix_abs[x][0]);
156 test_motion("mmx_x2", mmxctx.pix_abs[x][1], cctx.pix_abs[x][1]);
157 test_motion("mmx_y2", mmxctx.pix_abs[x][2], cctx.pix_abs[x][2]);
158 test_motion("mmx_xy2", mmxctx.pix_abs[x][3], cctx.pix_abs[x][3]);
159 }
160 }
161 av_free(ctx);
162
163 return 0;
164 }