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tests/checkasm/motion: Improve randomizing buffers

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Randomize four bytes at a time and only do it if needed.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
This commit is contained in:
Andreas Rheinhardt
2026-06-30 15:37:56 +02:00
parent f3343f51b1
commit fad2e0bc50
1 changed files with 8 additions and 8 deletions
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16
tests/checkasm/motion.c
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@@ -27,12 +27,12 @@
#include "checkasm.h"
static void fill_random(uint8_t *tab, int size)
static void fill_random(uint8_t *tab, size_t size)
{
int i;
for (i = 0; i < size; i++) {
tab[i] = rnd() % 256;
}
for (size_t i = 0; i < (size & ~3); i += 4)
AV_WN32A(tab + i, rnd());
for (size_t i = size & ~3; i < size; ++i)
tab[i] = rnd();
}
static void test_motion(const char *name, me_cmp_func test_func)
@@ -61,10 +61,10 @@ static void test_motion(const char *name, me_cmp_func test_func)
}
/* test correctness */
fill_random(img1, WIDTH * HEIGHT);
fill_random(img2, WIDTH * HEIGHT);
if (check_func(test_func, "%s", name)) {
fill_random(img1, WIDTH * HEIGHT);
fill_random(img2, WIDTH * HEIGHT);
for (i = 0; i < ITERATIONS; i++) {
x = rnd() % (WIDTH - look_ahead);
y = rnd() % (HEIGHT - look_ahead);