*/
/**
- * @file motion_test.c
+ * @file libavcodec/motion-test.c
* motion test.
*/
#include <sys/time.h>
#include <unistd.h>
+#include "config.h"
#include "dsputil.h"
-
-#include "i386/mmx.h"
+#include "libavutil/lfg.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)
+static void fill_random(uint8_t *tab, int size)
{
int i;
+ AVLFG prng;
+
+ av_lfg_init(&prng, 1);
for(i=0;i<size;i++) {
#if 1
- tab[i] = random() % 256;
+ tab[i] = av_lfg_get(&prng) % 256;
#else
tab[i] = i;
#endif
}
}
-void help(void)
+static void help(void)
{
printf("motion-test [-h]\n"
"test motion implementations\n");
exit(1);
}
-int64_t gettime(void)
+static int64_t gettime(void)
{
struct timeval tv;
gettimeofday(&tv,NULL);
int dummy;
-void test_motion(const char *name,
- motion_func *test_func, motion_func *ref_func)
+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;
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);
+ 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();
+ emms_c();
/* speed test */
ti = gettime();
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);
+ d1 += test_func(NULL, img1, ptr, WIDTH, 1);
}
}
}
- emms();
- dummy = d1; /* avoid optimisation */
+ emms_c();
+ dummy = d1; /* avoid optimization */
ti = gettime() - ti;
printf(" %0.0f kop/s\n",
int main(int argc, char **argv)
{
+ AVCodecContext *ctx;
int c;
+ DSPContext cctx, mmxctx;
+ int flags[2] = { FF_MM_MMX, FF_MM_MMX2 };
+ int flags_size = HAVE_MMX2 ? 2 : 1;
for(;;) {
c = getopt(argc, argv, "h");
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);
+ ctx = avcodec_alloc_context();
+ ctx->dsp_mask = FF_MM_FORCE;
+ dsputil_init(&cctx, ctx);
+ for (c = 0; c < flags_size; c++) {
+ int x;
+ ctx->dsp_mask = FF_MM_FORCE | flags[c];
+ 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;
}