diff options
Diffstat (limited to 'contrib/ffmpeg/libavcodec/motion_test.c')
-rw-r--r-- | contrib/ffmpeg/libavcodec/motion_test.c | 160 |
1 files changed, 0 insertions, 160 deletions
diff --git a/contrib/ffmpeg/libavcodec/motion_test.c b/contrib/ffmpeg/libavcodec/motion_test.c deleted file mode 100644 index ecdb62a4e..000000000 --- a/contrib/ffmpeg/libavcodec/motion_test.c +++ /dev/null @@ -1,160 +0,0 @@ -/* - * (c) 2001 Fabrice Bellard - * - * This file is part of FFmpeg. - * - * FFmpeg is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * FFmpeg is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with FFmpeg; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - */ - -/** - * @file motion_test.c - * motion test. - */ - -#include <stdlib.h> -#include <stdio.h> -#include <string.h> -#include <sys/time.h> -#include <unistd.h> - -#include "dsputil.h" - -#include "i386/mmx.h" - -#undef exit -#undef printf - -int pix_abs16x16_mmx(uint8_t *blk1, uint8_t *blk2, int lx); -int pix_abs16x16_mmx1(uint8_t *blk1, uint8_t *blk2, int lx); -int pix_abs16x16_c(uint8_t *blk1, uint8_t *blk2, int lx); -int pix_abs16x16_x2_mmx(uint8_t *blk1, uint8_t *blk2, int lx); -int pix_abs16x16_x2_mmx1(uint8_t *blk1, uint8_t *blk2, int lx); -int pix_abs16x16_x2_c(uint8_t *blk1, uint8_t *blk2, int lx); -int pix_abs16x16_y2_mmx(uint8_t *blk1, uint8_t *blk2, int lx); -int pix_abs16x16_y2_mmx1(uint8_t *blk1, uint8_t *blk2, int lx); -int pix_abs16x16_y2_c(uint8_t *blk1, uint8_t *blk2, int lx); -int pix_abs16x16_xy2_mmx(uint8_t *blk1, uint8_t *blk2, int lx); -int pix_abs16x16_xy2_mmx1(uint8_t *blk1, uint8_t *blk2, int lx); -int pix_abs16x16_xy2_c(uint8_t *blk1, uint8_t *blk2, int lx); - -typedef int motion_func(uint8_t *blk1, uint8_t *blk2, int lx); - -#define WIDTH 64 -#define HEIGHT 64 - -uint8_t img1[WIDTH * HEIGHT]; -uint8_t img2[WIDTH * HEIGHT]; - -void fill_random(uint8_t *tab, int size) -{ - int i; - for(i=0;i<size;i++) { -#if 1 - tab[i] = random() % 256; -#else - tab[i] = i; -#endif - } -} - -void help(void) -{ - printf("motion-test [-h]\n" - "test motion implementations\n"); - exit(1); -} - -int64_t gettime(void) -{ - struct timeval tv; - gettimeofday(&tv,NULL); - return (int64_t)tv.tv_sec * 1000000 + tv.tv_usec; -} - -#define NB_ITS 500 - -int dummy; - -void test_motion(const char *name, - motion_func *test_func, motion_func *ref_func) -{ - int x, y, d1, d2, it; - uint8_t *ptr; - int64_t ti; - printf("testing '%s'\n", name); - - /* test correctness */ - for(it=0;it<20;it++) { - - fill_random(img1, WIDTH * HEIGHT); - fill_random(img2, WIDTH * HEIGHT); - - for(y=0;y<HEIGHT-17;y++) { - for(x=0;x<WIDTH-17;x++) { - ptr = img2 + y * WIDTH + x; - d1 = test_func(img1, ptr, WIDTH); - d2 = ref_func(img1, ptr, WIDTH); - if (d1 != d2) { - printf("error: mmx=%d c=%d\n", d1, d2); - } - } - } - } - emms(); - - /* speed test */ - ti = gettime(); - d1 = 0; - for(it=0;it<NB_ITS;it++) { - for(y=0;y<HEIGHT-17;y++) { - for(x=0;x<WIDTH-17;x++) { - ptr = img2 + y * WIDTH + x; - d1 += test_func(img1, ptr, WIDTH); - } - } - } - emms(); - dummy = d1; /* avoid optimisation */ - ti = gettime() - ti; - - printf(" %0.0f kop/s\n", - (double)NB_ITS * (WIDTH - 16) * (HEIGHT - 16) / - (double)(ti / 1000.0)); -} - - -int main(int argc, char **argv) -{ - int c; - - for(;;) { - c = getopt(argc, argv, "h"); - if (c == -1) - break; - switch(c) { - case 'h': - help(); - break; - } - } - - printf("ffmpeg motion test\n"); - - test_motion("mmx", pix_abs16x16_mmx, pix_abs16x16_c); - test_motion("mmx_x2", pix_abs16x16_x2_mmx, pix_abs16x16_x2_c); - test_motion("mmx_y2", pix_abs16x16_y2_mmx, pix_abs16x16_y2_c); - test_motion("mmx_xy2", pix_abs16x16_xy2_mmx, pix_abs16x16_xy2_c); - return 0; -} |