ref: dcdb50b83c3b12ecb8c200440db2bfea4c717fd3
dir: /tests/checkasm/ipred.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 "src/ipred.h"
#include "src/levels.h"
static const char *const intra_pred_mode_names[N_IMPL_INTRA_PRED_MODES] = {
[DC_PRED] = "dc",
[DC_128_PRED] = "dc_128",
[TOP_DC_PRED] = "dc_top",
[LEFT_DC_PRED] = "dc_left",
[HOR_PRED] = "h",
[VERT_PRED] = "v",
[PAETH_PRED] = "paeth",
[SMOOTH_PRED] = "smooth",
[SMOOTH_V_PRED] = "smooth_v",
[SMOOTH_H_PRED] = "smooth_h",
[Z1_PRED] = "z1",
[Z2_PRED] = "z2",
[Z3_PRED] = "z3",
[FILTER_PRED] = "filter"
};
static const char *const cfl_pred_mode_names[DC_128_PRED + 1] = {
[DC_PRED] = "cfl",
[DC_128_PRED] = "cfl_128",
[TOP_DC_PRED] = "cfl_top",
[LEFT_DC_PRED] = "cfl_left",
};
static const uint8_t z_angles[27] = {
3, 6, 9,
14, 17, 20, 23, 26, 29, 32,
36, 39, 42, 45, 48, 51, 54,
58, 61, 64, 67, 70, 73, 76,
81, 84, 87
};
static void check_intra_pred(Dav1dIntraPredDSPContext *const c) {
ALIGN_STK_32(pixel, c_dst, 64 * 64,);
ALIGN_STK_32(pixel, a_dst, 64 * 64,);
ALIGN_STK_32(pixel, topleft_buf, 257,);
pixel *const topleft = topleft_buf + 128;
declare_func(void, pixel *dst, ptrdiff_t stride, const pixel *topleft,
int width, int height, int angle);
for (int mode = 0; mode < N_IMPL_INTRA_PRED_MODES; mode++)
for (int w = 4; w <= (mode == FILTER_PRED ? 32 : 64); w <<= 1)
if (check_func(c->intra_pred[mode], "intra_pred_%s_w%d_%dbpc",
intra_pred_mode_names[mode], w, BITDEPTH))
{
for (int h = imax(w / 4, 4); h <= imin(w * 4,
(mode == FILTER_PRED ? 32 : 64)); h <<= 1)
{
const ptrdiff_t stride = w * sizeof(pixel);
int a = 0;
if (mode >= Z1_PRED && mode <= Z3_PRED) /* angle */
a = 90 * (mode - Z1_PRED) + z_angles[rand() % 27];
else if (mode == FILTER_PRED) /* filter_idx */
a = (rand() % 5) | (rand() & ~511);
for (int i = -h * 2; i <= w * 2; i++)
topleft[i] = rand() & ((1 << BITDEPTH) - 1);
call_ref(c_dst, stride, topleft, w, h, a);
call_new(a_dst, stride, topleft, w, h, a);
if (memcmp(c_dst, a_dst, w * h * sizeof(*c_dst)))
fail();
bench_new(a_dst, stride, topleft, w, h, a);
}
}
report("intra_pred");
}
static void check_cfl_pred(Dav1dIntraPredDSPContext *const c) {
ALIGN_STK_32(pixel, c_dst, 32 * 32,);
ALIGN_STK_32(pixel, a_dst, 32 * 32,);
ALIGN_STK_32(int16_t, ac, 32 * 32,);
ALIGN_STK_32(pixel, topleft_buf, 257,);
pixel *const topleft = topleft_buf + 128;
declare_func(void, pixel *dst, ptrdiff_t stride, const pixel *topleft,
int width, int height, const int16_t *ac, int alpha);
for (int mode = 0; mode <= DC_128_PRED; mode += 1 + 2 * !mode)
for (int w = 4; w <= 32; w <<= 1)
if (check_func(c->cfl_pred[mode], "cfl_pred_%s_w%d_%dbpc",
cfl_pred_mode_names[mode], w, BITDEPTH))
{
for (int h = imax(w / 4, 4); h <= imin(w * 4, 32); h <<= 1)
{
const ptrdiff_t stride = w * sizeof(pixel);
int alpha = ((rand() & 15) + 1) * (1 - (rand() & 2));
for (int i = -h * 2; i <= w * 2; i++)
topleft[i] = rand() & ((1 << BITDEPTH) - 1);
int luma_avg = w * h >> 1;
for (int i = 0; i < w * h; i++)
luma_avg += ac[i] = rand() & ((1 << BITDEPTH) - 1) << 3;
luma_avg /= w * h;
for (int i = 0; i < w * h; i++)
ac[i] -= luma_avg;
call_ref(c_dst, stride, topleft, w, h, ac, alpha);
call_new(a_dst, stride, topleft, w, h, ac, alpha);
if (memcmp(c_dst, a_dst, w * h * sizeof(*c_dst)))
fail();
bench_new(a_dst, stride, topleft, w, h, ac, alpha);
}
}
report("cfl_pred");
}
static void check_pal_pred(Dav1dIntraPredDSPContext *const c) {
ALIGN_STK_32(pixel, c_dst, 64 * 64,);
ALIGN_STK_32(pixel, a_dst, 64 * 64,);
ALIGN_STK_32(uint8_t, idx, 64 * 64,);
ALIGN_STK_16(uint16_t, pal, 8,);
declare_func(void, pixel *dst, ptrdiff_t stride, const uint16_t *pal,
const uint8_t *idx, int w, int h);
for (int w = 4; w <= 64; w <<= 1)
if (check_func(c->pal_pred, "pal_pred_w%d_%dbpc", w, BITDEPTH))
for (int h = imax(w / 4, 4); h <= imin(w * 4, 64); h <<= 1)
{
const ptrdiff_t stride = w * sizeof(pixel);
for (int i = 0; i < 8; i++)
pal[i] = rand() & ((1 << BITDEPTH) - 1);
for (int i = 0; i < w * h; i++)
idx[i] = rand() & 7;
call_ref(c_dst, stride, pal, idx, w, h);
call_new(a_dst, stride, pal, idx, w, h);
if (memcmp(c_dst, a_dst, w * h * sizeof(*c_dst)))
fail();
bench_new(a_dst, stride, pal, idx, w, h);
}
report("pal_pred");
}
void bitfn(checkasm_check_ipred)(void) {
Dav1dIntraPredDSPContext c;
bitfn(dav1d_intra_pred_dsp_init)(&c);
check_intra_pred(&c);
check_cfl_pred(&c);
check_pal_pred(&c);
}