ref: 51464beb7f84774ba19cb9fe2cf2e7ace25ae2c3
dir: /tests/checkasm/looprestoration.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 <stdio.h>
#include <string.h>
#include "src/levels.h"
#include "src/looprestoration.h"
#include "src/tables.h"
static int to_binary(int x) { /* 0-15 -> 0000-1111 */
return (x & 1) + 5 * (x & 2) + 25 * (x & 4) + 125 * (x & 8);
}
static void init_tmp(pixel *buf, const ptrdiff_t stride,
const int w, const int h, const int bitdepth_max)
{
for (int y = 0; y < h; y++) {
for (int x = 0; x < w; x++)
buf[x] = rnd() & bitdepth_max;
buf += PXSTRIDE(stride);
}
}
static void check_wiener(Dav1dLoopRestorationDSPContext *const c, const int bpc) {
ALIGN_STK_64(pixel, c_dst, 448 * 64,);
ALIGN_STK_64(pixel, a_dst, 448 * 64,);
ALIGN_STK_64(pixel, h_edge, 448 * 8,);
ALIGN_STK_16(int16_t, filter, 2, [8]);
pixel left[64][4];
declare_func(void, pixel *dst, ptrdiff_t dst_stride,
const pixel (*const left)[4],
const pixel *lpf, ptrdiff_t lpf_stride,
int w, int h, const int16_t filter[2][8],
enum LrEdgeFlags edges HIGHBD_DECL_SUFFIX);
for (int t = 0; t < 2; t++) {
if (check_func(c->wiener[t], "wiener_%dtap_%dbpc", t ? 5 : 7, bpc)) {
filter[0][0] = filter[0][6] = t ? 0 : (rnd() & 15) - 5;
filter[0][1] = filter[0][5] = (rnd() & 31) - 23;
filter[0][2] = filter[0][4] = (rnd() & 63) - 17;
filter[0][3] = -(filter[0][0] + filter[0][1] + filter[0][2]) * 2;
#if BITDEPTH != 8
filter[0][3] += 128;
#endif
filter[1][0] = filter[1][6] = t ? 0 : (rnd() & 15) - 5;
filter[1][1] = filter[1][5] = (rnd() & 31) - 23;
filter[1][2] = filter[1][4] = (rnd() & 63) - 17;
filter[1][3] = 128 - (filter[1][0] + filter[1][1] + filter[1][2]) * 2;
const int base_w = 1 + (rnd() % 384);
const int base_h = 1 + (rnd() & 63);
const int bitdepth_max = (1 << bpc) - 1;
init_tmp(c_dst, 448 * sizeof(pixel), 448, 64, bitdepth_max);
init_tmp(h_edge, 448 * sizeof(pixel), 448, 8, bitdepth_max);
init_tmp((pixel *) left, 4 * sizeof(pixel), 4, 64, bitdepth_max);
for (enum LrEdgeFlags edges = 0; edges <= 0xf; edges++) {
const int w = edges & LR_HAVE_RIGHT ? 256 : base_w;
const int h = edges & LR_HAVE_BOTTOM ? 64 : base_h;
memcpy(a_dst, c_dst, 448 * 64 * sizeof(pixel));
call_ref(c_dst + 32, 448 * sizeof(pixel), left,
h_edge + 32, 448 * sizeof(pixel),
w, h, filter, edges HIGHBD_TAIL_SUFFIX);
call_new(a_dst + 32, 448 * sizeof(pixel), left,
h_edge + 32, 448 * sizeof(pixel),
w, h, filter, edges HIGHBD_TAIL_SUFFIX);
if (checkasm_check_pixel(c_dst + 32, 448 * sizeof(pixel),
a_dst + 32, 448 * sizeof(pixel),
w, h, "dst"))
{
fprintf(stderr, "size = %dx%d, edges = %04d\n",
w, h, to_binary(edges));
break;
}
}
bench_new(a_dst + 32, 448 * sizeof(pixel), left,
h_edge + 32, 448 * sizeof(pixel),
256, 64, filter, 0xf HIGHBD_TAIL_SUFFIX);
}
}
}
static void check_sgr(Dav1dLoopRestorationDSPContext *const c, const int bpc) {
ALIGN_STK_64(pixel, c_dst, 448 * 64,);
ALIGN_STK_64(pixel, a_dst, 448 * 64,);
ALIGN_STK_64(pixel, h_edge, 448 * 8,);
pixel left[64][4];
declare_func(void, pixel *dst, ptrdiff_t dst_stride,
const pixel (*const left)[4],
const pixel *lpf, ptrdiff_t lpf_stride,
int w, int h, int sgr_idx,
const int16_t sgr_wt[7], enum LrEdgeFlags edges
HIGHBD_DECL_SUFFIX);
for (int sgr_idx = 14; sgr_idx >= 6; sgr_idx -= 4) {
if (check_func(c->selfguided, "selfguided_%s_%dbpc",
sgr_idx == 6 ? "mix" : sgr_idx == 10 ? "3x3" : "5x5", bpc))
{
int16_t sgr_wt[2];
sgr_wt[0] = dav1d_sgr_params[sgr_idx][0] ? (rnd() & 127) - 96 : 0;
sgr_wt[1] = dav1d_sgr_params[sgr_idx][1] ? (rnd() & 127) - 32 :
iclip(128 - sgr_wt[0], -32, 95);
const int base_w = 1 + (rnd() % 384);
const int base_h = 1 + (rnd() & 63);
const int bitdepth_max = (1 << bpc) - 1;
init_tmp(c_dst, 448 * sizeof(pixel), 448, 64, bitdepth_max);
init_tmp(h_edge, 448 * sizeof(pixel), 448, 8, bitdepth_max);
init_tmp((pixel *) left, 4 * sizeof(pixel), 4, 64, bitdepth_max);
for (enum LrEdgeFlags edges = 0; edges <= 0xf; edges++) {
const int w = edges & LR_HAVE_RIGHT ? 256 : base_w;
const int h = edges & LR_HAVE_BOTTOM ? 64 : base_h;
memcpy(a_dst, c_dst, 448 * 64 * sizeof(pixel));
call_ref(c_dst + 32, 448 * sizeof(pixel), left,
h_edge + 32, 448 * sizeof(pixel),
w, h, sgr_idx, sgr_wt, edges HIGHBD_TAIL_SUFFIX);
call_new(a_dst + 32, 448 * sizeof(pixel), left,
h_edge + 32, 448 * sizeof(pixel),
w, h, sgr_idx, sgr_wt, edges HIGHBD_TAIL_SUFFIX);
checkasm_check_pixel(c_dst + 32, 448 * sizeof(pixel),
a_dst + 32, 448 * sizeof(pixel),
w, h, "dst");
}
bench_new(a_dst + 32, 448 * sizeof(pixel), left,
h_edge + 32, 448 * sizeof(pixel),
256, 64, sgr_idx, sgr_wt, 0xf HIGHBD_TAIL_SUFFIX);
}
}
}
void bitfn(checkasm_check_looprestoration)(void) {
#if BITDEPTH == 16
const int bpc_min = 10, bpc_max = 12;
#else
const int bpc_min = 8, bpc_max = 8;
#endif
for (int bpc = bpc_min; bpc <= bpc_max; bpc += 2) {
Dav1dLoopRestorationDSPContext c;
bitfn(dav1d_loop_restoration_dsp_init)(&c, bpc);
check_wiener(&c, bpc);
}
report("wiener");
for (int bpc = bpc_min; bpc <= bpc_max; bpc += 2) {
Dav1dLoopRestorationDSPContext c;
bitfn(dav1d_loop_restoration_dsp_init)(&c, bpc);
check_sgr(&c, bpc);
}
report("sgr");
}