yuzu/externals/ffmpeg/tests/checkasm/vf_eq.c
2021-02-09 04:25:58 +01:00

80 lines
2.5 KiB
C
Executable File

/*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 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 General Public License for more details.
*
* You should have received a copy of the GNU 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.
*/
#include <string.h>
#include "checkasm.h"
#include "libavfilter/avfilter.h"
#include "libavfilter/vf_eq.h"
#include "libavutil/intreadwrite.h"
#define WIDTH 256
#define HEIGHT 256
#define SRC_STRIDE 256
#define PIXELS (WIDTH * HEIGHT)
#define RANDOM_RANGE 80000
#define SCALE 10000
#define randomize_buffers(buf, size) \
do { \
int j; \
uint8_t *tmp_buf = (uint8_t *)buf;\
for (j = 0; j< size; j++) \
tmp_buf[j] = rnd() & 0xFF; \
} while (0)
static void check_eq(void)
{
LOCAL_ALIGNED_32(uint8_t, src, [PIXELS]);
LOCAL_ALIGNED_32(uint8_t, dst_ref, [PIXELS]);
LOCAL_ALIGNED_32(uint8_t, dst_new, [PIXELS]);
int w = WIDTH;
int h = HEIGHT;
int src_stride = SRC_STRIDE;
int dst_stride = SRC_STRIDE;
EQParameters pa;
EQContext eq;
declare_func(void, EQParameters *param, uint8_t *dst, int dst_stride,
const uint8_t *src, int src_stride, int w, int h);
double rand_contrast = (int)(rnd() % (RANDOM_RANGE * 2) - RANDOM_RANGE) /
(SCALE * 1.0);
double rand_brightness = (int)(rnd() % (SCALE * 2) - SCALE) /
(SCALE * 1.0);
pa.contrast = rand_contrast;
pa.brightness = rand_brightness;
memset(dst_ref, 0, PIXELS);
memset(dst_new, 0, PIXELS);
randomize_buffers(src, PIXELS);
ff_eq_init(&eq);
if (check_func(eq.process, "process")) {
call_ref(&pa, dst_ref, dst_stride, src, src_stride, w, h);
call_new(&pa, dst_new, dst_stride, src, src_stride, w, h);
if (memcmp(dst_ref, dst_new, PIXELS))
fail();
bench_new(&pa, dst_new, dst_stride, src, src_stride, w, h);
}
}
void checkasm_check_vf_eq(void)
{
check_eq();
report("eq");
}