ref: 3e95d8ed717082430db632d290309f4f7326e7fe
dir: /tests/checkasm/cdef.c/
/*
* Copyright © 2018, VideoLAN and dav1d authors
* Copyright © 2018, Two Orioles, LLC
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "tests/checkasm/checkasm.h"
#include <string.h>
#include "src/levels.h"
#include "src/cdef.h"
static void init_tmp(pixel *buf, int n) {
while (n--)
*buf++ = rand() & ((1 << BITDEPTH) - 1);
}
static void check_cdef_filter(const cdef_fn fn, const int w, const int h,
const char *const name)
{
ALIGN_STK_32(pixel, src, 10 * 16 + 8, );
ALIGN_STK_32(pixel, c_src, 10 * 16 + 8, ), *const c_src_ptr = c_src + 8;
ALIGN_STK_32(pixel, a_src, 10 * 16 + 8, ), *const a_src_ptr = a_src + 8;
ALIGN_STK_32(pixel, top, 16 * 2 + 8, ), *const top_ptr = top + 8;
pixel left[8][2];
declare_func(void, pixel *dst, ptrdiff_t dst_stride, const pixel (*left)[2],
pixel *const top[2], int pri_strength, int sec_strength,
int dir, int damping, enum CdefEdgeFlags edges);
init_tmp(src, 10 * 16 + 8);
init_tmp(top, 16 * 2 + 8);
init_tmp((pixel *) left,8 * 2);
if (check_func(fn, "%s_%dbpc", name, BITDEPTH)) {
for (int dir = 0; dir < 8; dir++) {
for (enum CdefEdgeFlags edges = 0; edges <= 0xf; edges++) {
memcpy(a_src, src, (10 * 16 + 8) * sizeof(pixel));
memcpy(c_src, src, (10 * 16 + 8) * sizeof(pixel));
const int lvl = 1 + (rand() % 62);
const int damping = 3 + (rand() & 3);
const int pri_strength = (lvl >> 2) << (BITDEPTH - 8);
int sec_strength = lvl & 3;
sec_strength += sec_strength == 3;
call_ref(c_src_ptr, 16 * sizeof(pixel), left,
(pixel *[2]) { top_ptr, top_ptr + 16 },
pri_strength, sec_strength, dir, damping, edges);
call_new(a_src_ptr, 16 * sizeof(pixel), left,
(pixel *[2]) { top_ptr, top_ptr + 16 },
pri_strength, sec_strength, dir, damping, edges);
if (memcmp(a_src, c_src, (10 * 16 + 8) * sizeof(pixel))) fail();
bench_new(a_src_ptr, 16 * sizeof(pixel), left,
(pixel *[2]) { top_ptr, top_ptr + 16 },
pri_strength, sec_strength, dir, damping, edges);
}
}
}
report(name);
}
static void check_cdef_direction(const cdef_dir_fn fn) {
ALIGN_STK_32(pixel, src, 8 * 8,);
declare_func(int, pixel *src, ptrdiff_t dst_stride, unsigned *var);
init_tmp(src, 64);
if (check_func(fn, "cdef_dir_%dbpc", BITDEPTH)) {
unsigned c_var, a_var;
const int c_dir = call_ref(src, 8 * sizeof(pixel), &c_var);
const int a_dir = call_new(src, 8 * sizeof(pixel), &a_var);
if (c_var != a_var || c_dir != a_dir) fail();
bench_new(src, 8 * sizeof(pixel), &a_var);
}
report("cdef_dir");
}
void bitfn(checkasm_check_cdef)(void) {
Dav1dCdefDSPContext c;
bitfn(dav1d_cdef_dsp_init)(&c);
check_cdef_direction(c.dir);
check_cdef_filter(c.fb[0], 8, 8, "cdef_filter_8x8");
check_cdef_filter(c.fb[1], 4, 8, "cdef_filter_4x8");
check_cdef_filter(c.fb[2], 4, 4, "cdef_filter_4x4");
}