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/*
* 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/convolution.h"
#include "libavutil/intreadwrite.h"
#include "libavutil/mem_internal.h"
#define WIDTH 512
#define HEIGHT 512
#define SRC_STRIDE 512
#define PIXELS (WIDTH * HEIGHT)
#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_sobel(const char * report_name)
{
LOCAL_ALIGNED_32(uint8_t, src, [PIXELS]);
LOCAL_ALIGNED_32(uint8_t, dst_ref, [PIXELS]);
LOCAL_ALIGNED_32(uint8_t, dst_new, [PIXELS]);
const int height = WIDTH;
const int width = HEIGHT;
const int stride = SRC_STRIDE;
const int dstride = SRC_STRIDE;
int mode = 0;
const uint8_t *c[49];
const int radius = 1;
const int bpc = 1;
const int step = mode == MATRIX_COLUMN ? 16 : 1;
const int slice_start = 0;
const int slice_end = height;
int y;
const int sizew = mode == MATRIX_COLUMN ? height : width;
float scale = 2;
float delta = 10;
ConvolutionContext s;
declare_func(void, uint8_t *dst, int width, float scale, float delta, const int *const matrix,
const uint8_t *c[], int peak, int radius, int dstride, int stride, int size);
s.scale = scale;
s.delta = delta;
s.depth = 8;
s.nb_planes = 3;
s.planes = 15;
ff_sobel_init(&s, s.depth, s.nb_planes);
memset(dst_ref, 0, PIXELS);
memset(dst_new, 0, PIXELS);
randomize_buffers(src, PIXELS);
if (check_func(s.filter[0], "%s", report_name)) {
for (y = slice_start; y < slice_end; y += step) {
const int xoff = mode == MATRIX_COLUMN ? (y - slice_start) * bpc : radius * bpc;
const int yoff = mode == MATRIX_COLUMN ? radius * dstride : 0;
s.setup[0](radius, c, src, stride, radius, width, y, height, bpc);
call_ref(dst_ref + yoff + xoff, sizew - 2 * radius,
scale, delta, NULL, c, 0, radius,
dstride, stride, slice_end - step);
call_new(dst_new + yoff + xoff, sizew - 2 * radius,
scale, delta, NULL, c, 0, radius,
dstride, stride, slice_end - step);
if (memcmp(dst_ref + yoff + xoff, dst_new + yoff + xoff, slice_end - step))
fail();
bench_new(dst_new + yoff + xoff, sizew - 2 * radius,
scale, delta, NULL, c, 0, radius,
dstride, stride, slice_end - step);
if (mode != MATRIX_COLUMN)
dst_ref += dstride;
}
}
}
void checkasm_check_vf_sobel(void)
{
check_sobel("sobel");
report("convolution:sobel");
}
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