ref: ff41197bc89fe06311cb07d0acf7e3cac76c6946
dir: /tests/checkasm/filmgrain.c/
/*
* Copyright © 2019, VideoLAN and dav1d authors
* Copyright © 2019, 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/film_grain.h"
#define UNIT_TEST 1
#include "src/fg_apply_tmpl.c"
static void check_gen_grny(const Dav1dFilmGrainDSPContext *const dsp) {
entry grain_lut_c[GRAIN_HEIGHT][GRAIN_WIDTH];
entry grain_lut_a[GRAIN_HEIGHT + 1][GRAIN_WIDTH];
declare_func(void, entry grain_lut[][GRAIN_WIDTH],
const Dav1dFilmGrainData *data HIGHBD_DECL_SUFFIX);
for (int i = 0; i < 4; i++) {
if (check_func(dsp->generate_grain_y, "gen_grain_y_ar%d_%dbpc", i, BITDEPTH)) {
Dav1dFilmGrainData fg_data;
fg_data.seed = rnd() & 0xFFFF;
#if BITDEPTH == 16
const int bitdepth_max = rnd() & 1 ? 0x3ff : 0xfff;
#endif
fg_data.grain_scale_shift = rnd() & 3;
fg_data.ar_coeff_shift = (rnd() & 3) + 6;
fg_data.ar_coeff_lag = i;
const int num_y_pos = 2 * fg_data.ar_coeff_lag * (fg_data.ar_coeff_lag + 1);
for (int n = 0; n < num_y_pos; n++)
fg_data.ar_coeffs_y[n] = (rnd() & 0xff) - 128;
call_ref(grain_lut_c, &fg_data HIGHBD_TAIL_SUFFIX);
call_new(grain_lut_a, &fg_data HIGHBD_TAIL_SUFFIX);
if (memcmp(grain_lut_c, grain_lut_a,
GRAIN_WIDTH * GRAIN_HEIGHT * sizeof(entry)))
{
fail();
}
bench_new(grain_lut_a, &fg_data HIGHBD_TAIL_SUFFIX);
}
}
report("gen_grain_y");
}
static void check_fgy_sbrow(const Dav1dFilmGrainDSPContext *const dsp) {
ALIGN_STK_32(pixel, c_dst, 128 * 32,);
ALIGN_STK_32(pixel, a_dst, 128 * 32,);
ALIGN_STK_32(pixel, src, 128 * 32,);
const ptrdiff_t stride = 128 * sizeof(pixel);
declare_func(void, pixel *dst_row, const pixel *src_row, ptrdiff_t stride,
const Dav1dFilmGrainData *data, size_t pw,
const uint8_t scaling[SCALING_SIZE],
const entry grain_lut[][GRAIN_WIDTH],
int bh, int row_num HIGHBD_DECL_SUFFIX);
if (check_func(dsp->fgy_32x32xn, "fgy_32x32xn_%dbpc", BITDEPTH)) {
Dav1dFilmGrainData fg_data;
fg_data.seed = rnd() & 0xFFFF;
#if BITDEPTH == 16
const int bitdepth_max = rnd() & 1 ? 0x3ff : 0xfff;
#else
const int bitdepth_max = 0xff;
#endif
uint8_t scaling[SCALING_SIZE];
entry grain_lut[GRAIN_HEIGHT + 1][GRAIN_WIDTH];
fg_data.grain_scale_shift = rnd() & 3;
fg_data.ar_coeff_shift = (rnd() & 3) + 6;
fg_data.ar_coeff_lag = rnd() & 3;
const int num_y_pos = 2 * fg_data.ar_coeff_lag * (fg_data.ar_coeff_lag + 1);
for (int n = 0; n < num_y_pos; n++)
fg_data.ar_coeffs_y[n] = (rnd() & 0xff) - 128;
dsp->generate_grain_y(grain_lut, &fg_data HIGHBD_TAIL_SUFFIX);
fg_data.num_y_points = 2 + (rnd() % 13);
const int pad = 0xff / fg_data.num_y_points;
for (int n = 0; n < fg_data.num_y_points; n++) {
fg_data.y_points[n][0] = 0xff * n / fg_data.num_y_points;
fg_data.y_points[n][0] += rnd() % pad;
fg_data.y_points[n][1] = rnd() & 0xff;
}
generate_scaling(bitdepth_from_max(bitdepth_max), fg_data.y_points,
fg_data.num_y_points, scaling);
const int w = 1 + (rnd() & 127);
const int h = 1 + (rnd() & 31);
for (int y = 0; y < h; y++)
for (int x = 0; x < w; x++)
src[y * PXSTRIDE(stride) + x] = rnd() & bitdepth_max;
const int row_num = rnd() & 1 ? rnd() & 0x7ff : 0;
fg_data.clip_to_restricted_range = rnd() & 1;
fg_data.scaling_shift = (rnd() & 3) + 8;
for (fg_data.overlap_flag = 0; fg_data.overlap_flag <= 1;
fg_data.overlap_flag++)
{
call_ref(c_dst, src, stride, &fg_data, w, scaling, grain_lut, h,
row_num HIGHBD_TAIL_SUFFIX);
call_new(a_dst, src, stride, &fg_data, w, scaling, grain_lut, h,
row_num HIGHBD_TAIL_SUFFIX);
checkasm_check_pixel(c_dst, stride, a_dst, stride, w, h, "dst");
}
fg_data.overlap_flag = 1;
bench_new(a_dst, src, stride, &fg_data, 64, scaling, grain_lut, 32,
row_num HIGHBD_TAIL_SUFFIX);
}
report("fgy_32x32xn");
}
static void check_fguv_sbrow(const Dav1dFilmGrainDSPContext *const dsp) {
ALIGN_STK_32(pixel, c_dst, 128 * 32,);
ALIGN_STK_32(pixel, a_dst, 128 * 32,);
ALIGN_STK_32(pixel, src, 128 * 32,);
ALIGN_STK_32(pixel, luma_src, 128 * 32,);
const ptrdiff_t lstride = 128 * sizeof(pixel);
declare_func(void, pixel *dst_row, const pixel *src_row, ptrdiff_t stride,
const Dav1dFilmGrainData *data, size_t pw,
const uint8_t scaling[SCALING_SIZE],
const entry grain_lut[][GRAIN_WIDTH], int bh, int row_num,
const pixel *luma_row, ptrdiff_t luma_stride, int uv_pl,
int is_identity HIGHBD_DECL_SUFFIX);
for (int layout_idx = 0; layout_idx < 3; layout_idx++) {
const char ss_name[][4] = {
[DAV1D_PIXEL_LAYOUT_I420 - 1] = "420",
[DAV1D_PIXEL_LAYOUT_I422 - 1] = "422",
[DAV1D_PIXEL_LAYOUT_I444 - 1] = "444",
};
const enum Dav1dPixelLayout layout = layout_idx + 1;
const int ss_x = layout != DAV1D_PIXEL_LAYOUT_I444;
const int ss_y = layout == DAV1D_PIXEL_LAYOUT_I420;
const ptrdiff_t stride = (ss_x ? 96 : 128) * sizeof(pixel);
for (int csfl = 0; csfl <= 1; csfl++) {
if (check_func(dsp->fguv_32x32xn[layout_idx],
"fguv_32x32xn_%dbpc_%s_csfl%d",
BITDEPTH, ss_name[layout_idx], csfl))
{
Dav1dFilmGrainData fg_data;
fg_data.seed = rnd() & 0xFFFF;
#if BITDEPTH == 16
const int bitdepth_max = rnd() & 1 ? 0x3ff : 0xfff;
#else
const int bitdepth_max = 0xff;
#endif
const int uv_pl = rnd() & 1;
const int is_identity = rnd() & 1;
uint8_t scaling[SCALING_SIZE];
entry grain_lut[2][GRAIN_HEIGHT + 1][GRAIN_WIDTH];
fg_data.grain_scale_shift = rnd() & 3;
fg_data.ar_coeff_shift = (rnd() & 3) + 6;
fg_data.ar_coeff_lag = rnd() & 3;
const int num_y_pos = 2 * fg_data.ar_coeff_lag * (fg_data.ar_coeff_lag + 1);
for (int n = 0; n < num_y_pos; n++)
fg_data.ar_coeffs_y[n] = (rnd() & 0xff) - 128;
dsp->generate_grain_y(grain_lut[0], &fg_data HIGHBD_TAIL_SUFFIX);
dsp->generate_grain_uv[layout_idx](grain_lut[1], grain_lut[0],
&fg_data, uv_pl HIGHBD_TAIL_SUFFIX);
const int w = 1 + (rnd() & (127 >> ss_x));
const int h = 1 + (rnd() & (31 >> ss_y));
const int lw = w << ss_x, lh = h << ss_y;
for (int y = 0; y < h; y++)
for (int x = 0; x < w; x++)
src[y * PXSTRIDE(stride) + x] = rnd() & bitdepth_max;
for (int y = 0; y < lh; y++)
for (int x = 0; x < lw; x++)
luma_src[y * PXSTRIDE(lstride) + x] = rnd() & bitdepth_max;
const int row_num = rnd() & 1 ? rnd() & 0x7ff : 0;
if (csfl) {
fg_data.num_y_points = 2 + (rnd() % 13);
const int pad = 0xff / fg_data.num_y_points;
for (int n = 0; n < fg_data.num_y_points; n++) {
fg_data.y_points[n][0] = 0xff * n / fg_data.num_y_points;
fg_data.y_points[n][0] += rnd() % pad;
fg_data.y_points[n][1] = rnd() & 0xff;
}
generate_scaling(bitdepth_from_max(bitdepth_max), fg_data.y_points,
fg_data.num_y_points, scaling);
} else {
fg_data.num_uv_points[uv_pl] = 2 + (rnd() % 9);
const int pad = 0xff / fg_data.num_uv_points[uv_pl];
for (int n = 0; n < fg_data.num_uv_points[uv_pl]; n++) {
fg_data.uv_points[uv_pl][n][0] = 0xff * n / fg_data.num_uv_points[uv_pl];
fg_data.uv_points[uv_pl][n][0] += rnd() % pad;
fg_data.uv_points[uv_pl][n][1] = rnd() & 0xff;
}
generate_scaling(bitdepth_from_max(bitdepth_max), fg_data.uv_points[uv_pl],
fg_data.num_uv_points[uv_pl], scaling);
fg_data.uv_mult[uv_pl] = (rnd() & 0xff) - 128;
fg_data.uv_luma_mult[uv_pl] = (rnd() & 0xff) - 128;
fg_data.uv_offset[uv_pl] = (rnd() & 0x1ff) - 256;
}
fg_data.clip_to_restricted_range = rnd() & 1;
fg_data.scaling_shift = (rnd() & 3) + 8;
fg_data.chroma_scaling_from_luma = csfl;
for (fg_data.overlap_flag = 0; fg_data.overlap_flag <= 1;
fg_data.overlap_flag++)
{
call_ref(c_dst, src, stride, &fg_data, w, scaling, grain_lut[1], h,
row_num, luma_src, lstride, uv_pl, is_identity HIGHBD_TAIL_SUFFIX);
call_new(a_dst, src, stride, &fg_data, w, scaling, grain_lut[1], h,
row_num, luma_src, lstride, uv_pl, is_identity HIGHBD_TAIL_SUFFIX);
checkasm_check_pixel(c_dst, stride, a_dst, stride, w, h, "dst");
}
fg_data.overlap_flag = 1;
bench_new(a_dst, src, stride, &fg_data, 32, scaling, grain_lut[1], 16,
row_num, luma_src, lstride, uv_pl, is_identity HIGHBD_TAIL_SUFFIX);
}
}
}
report("fguv_32x32xn");
}
void bitfn(checkasm_check_filmgrain)(void) {
Dav1dFilmGrainDSPContext c;
bitfn(dav1d_film_grain_dsp_init)(&c);
check_gen_grny(&c);
check_fgy_sbrow(&c);
check_fguv_sbrow(&c);
}