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authorDiego Biurrun <diego@biurrun.de>2012-08-28 23:15:39 +0200
committerDiego Biurrun <diego@biurrun.de>2012-09-03 10:43:21 +0200
commit13b6b7e0e233265e42f98455f372c9a2582b6eca (patch)
treec3bdadddd4fa37c4c94a95e5a30eac6cda674a59 /libavcodec
parent15616eb04206b64bcf08ad351f4c754e69e00666 (diff)
Delete motion-test tool; it is of doubtful utility.
Diffstat (limited to 'libavcodec')
-rw-r--r--libavcodec/Makefile1
-rw-r--r--libavcodec/motion-test.c149
2 files changed, 0 insertions, 150 deletions
diff --git a/libavcodec/Makefile b/libavcodec/Makefile
index 7b3dc22d7c..caf91f37f1 100644
--- a/libavcodec/Makefile
+++ b/libavcodec/Makefile
@@ -692,7 +692,6 @@ TESTPROGS = cabac \
iirfilter \
rangecoder \
-TESTPROGS-$(HAVE_MMX) += motion
TESTOBJS = dctref.o
HOSTPROGS = aac_tablegen \
diff --git a/libavcodec/motion-test.c b/libavcodec/motion-test.c
deleted file mode 100644
index bc4f0dae7f..0000000000
--- a/libavcodec/motion-test.c
+++ /dev/null
@@ -1,149 +0,0 @@
-/*
- * (c) 2001 Fabrice Bellard
- *
- * This file is part of Libav.
- *
- * Libav 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.
- *
- * Libav 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 Libav; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- */
-
-/**
- * @file
- * motion test.
- */
-
-#include <stdlib.h>
-#include <stdio.h>
-#include <string.h>
-
-#include "config.h"
-#include "dsputil.h"
-#include "libavutil/internal.h"
-#include "libavutil/lfg.h"
-#include "libavutil/mem.h"
-#include "libavutil/time.h"
-
-#undef printf
-
-#define WIDTH 64
-#define HEIGHT 64
-
-static uint8_t img1[WIDTH * HEIGHT];
-static uint8_t img2[WIDTH * HEIGHT];
-
-static void fill_random(uint8_t *tab, int size)
-{
- int i;
- AVLFG prng;
-
- av_lfg_init(&prng, 1);
- for(i=0;i<size;i++) {
- tab[i] = av_lfg_get(&prng) % 256;
- }
-}
-
-static void help(void)
-{
- printf("motion-test [-h]\n"
- "test motion implementations\n");
-}
-
-#define NB_ITS 500
-
-int dummy;
-
-static void test_motion(const char *name,
- me_cmp_func test_func, me_cmp_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(NULL, img1, ptr, WIDTH, 1);
- d2 = ref_func(NULL, img1, ptr, WIDTH, 1);
- if (d1 != d2) {
- printf("error: mmx=%d c=%d\n", d1, d2);
- }
- }
- }
- }
- emms_c();
-
- /* speed test */
- ti = av_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(NULL, img1, ptr, WIDTH, 1);
- }
- }
- }
- emms_c();
- dummy = d1; /* avoid optimization */
- ti = av_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)
-{
- AVCodecContext *ctx;
- int c;
- DSPContext cctx, mmxctx;
- int flags[2] = { AV_CPU_FLAG_MMX, AV_CPU_FLAG_MMXEXT };
- int flags_size = HAVE_MMXEXT ? 2 : 1;
-
- if (argc > 1) {
- help();
- return 1;
- }
-
- printf("Libav motion test\n");
-
- ctx = avcodec_alloc_context3(NULL);
- ctx->dsp_mask = AV_CPU_FLAG_FORCE;
- ff_dsputil_init(&cctx, ctx);
- for (c = 0; c < flags_size; c++) {
- int x;
- ctx->dsp_mask = AV_CPU_FLAG_FORCE | flags[c];
- ff_dsputil_init(&mmxctx, ctx);
-
- for (x = 0; x < 2; x++) {
- printf("%s for %dx%d pixels\n", c ? "mmx2" : "mmx",
- x ? 8 : 16, x ? 8 : 16);
- test_motion("mmx", mmxctx.pix_abs[x][0], cctx.pix_abs[x][0]);
- test_motion("mmx_x2", mmxctx.pix_abs[x][1], cctx.pix_abs[x][1]);
- test_motion("mmx_y2", mmxctx.pix_abs[x][2], cctx.pix_abs[x][2]);
- test_motion("mmx_xy2", mmxctx.pix_abs[x][3], cctx.pix_abs[x][3]);
- }
- }
- av_free(ctx);
-
- return 0;
-}