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/*
* Copyright (c) 2018, Alliance for Open Media. All rights reserved.
*
* This source code is subject to the terms of the BSD 2 Clause License and
* the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
* was not distributed with this source code in the LICENSE file, you can
* obtain it at www.aomedia.org/license/software. If the Alliance for Open
* Media Patent License 1.0 was not distributed with this source code in the
* PATENTS file, you can obtain it at www.aomedia.org/license/patent.
*/
#include <math.h>
#include <stdio.h>
#include <stdlib.h>
#include <tuple>
#include "config/av1_rtcd.h"
#include "aom_mem/aom_mem.h"
#include "aom_ports/aom_timer.h"
#include "aom_ports/mem.h"
#include "gtest/gtest.h"
#include "test/acm_random.h"
#include "test/util.h"
namespace AV1CompRoundShift {
typedef void (*comp_round_shift_array_func)(int32_t *arr, int size, int bit);
#if HAVE_SSE4_1 || HAVE_NEON
const int kValidBitCheck[] = {
-4, -3, -2, -1, 0, 1, 2, 3, 4,
};
#endif // HAVE_SSE4_1 || HAVE_NEON
typedef std::tuple<comp_round_shift_array_func, BLOCK_SIZE, int>
CompRoundShiftParam;
class AV1CompRoundShiftTest
: public ::testing::TestWithParam<CompRoundShiftParam> {
public:
~AV1CompRoundShiftTest() override;
void SetUp() override {
rnd_.Reset(libaom_test::ACMRandom::DeterministicSeed());
}
protected:
void RunCheckOutput(comp_round_shift_array_func test_impl, BLOCK_SIZE bsize,
int bit);
void RunSpeedTest(comp_round_shift_array_func test_impl, BLOCK_SIZE bsize,
int bit);
libaom_test::ACMRandom rnd_;
};
GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(AV1CompRoundShiftTest);
AV1CompRoundShiftTest::~AV1CompRoundShiftTest() = default;
void AV1CompRoundShiftTest::RunCheckOutput(
comp_round_shift_array_func test_impl, BLOCK_SIZE bsize, int bit) {
const int w = block_size_wide[bsize];
const int h = block_size_high[bsize];
const int blk_wd = 64;
DECLARE_ALIGNED(32, int32_t, pred_[blk_wd]);
DECLARE_ALIGNED(32, int32_t, ref_buffer_[blk_wd]);
for (int i = 0; i < (blk_wd); ++i) {
ref_buffer_[i] = pred_[i] = rnd_.Rand31() / 16;
}
av1_round_shift_array_c(ref_buffer_, w, bit);
test_impl(pred_, w, bit);
for (int x = 0; x < w; ++x) {
ASSERT_EQ(ref_buffer_[x], pred_[x]) << w << "x" << h << "mismatch @"
<< "(" << x << ")";
}
}
void AV1CompRoundShiftTest::RunSpeedTest(comp_round_shift_array_func test_impl,
BLOCK_SIZE bsize, int bit) {
const int w = block_size_wide[bsize];
const int h = block_size_high[bsize];
const int blk_wd = 64;
DECLARE_ALIGNED(32, int32_t, ref_buffer_[blk_wd]);
for (int i = 0; i < (blk_wd); ++i) {
ref_buffer_[i] = rnd_.Rand31();
}
const int num_loops = 1000000000 / (w + h);
comp_round_shift_array_func funcs[2] = { av1_round_shift_array_c, test_impl };
double elapsed_time[2] = { 0 };
for (int i = 0; i < 2; ++i) {
aom_usec_timer timer;
aom_usec_timer_start(&timer);
comp_round_shift_array_func func = funcs[i];
for (int j = 0; j < num_loops; ++j) {
func(ref_buffer_, w, bit);
}
aom_usec_timer_mark(&timer);
double time = static_cast<double>(aom_usec_timer_elapsed(&timer));
elapsed_time[i] = 1000.0 * time / num_loops;
}
printf("av1_round_shift_array %3dx%-3d: bit : %d %7.2f/%7.2fns", w, h, bit,
elapsed_time[0], elapsed_time[1]);
printf("(%3.2f)\n", elapsed_time[0] / elapsed_time[1]);
}
TEST_P(AV1CompRoundShiftTest, CheckOutput) {
RunCheckOutput(GET_PARAM(0), GET_PARAM(1), GET_PARAM(2));
}
TEST_P(AV1CompRoundShiftTest, DISABLED_Speed) {
RunSpeedTest(GET_PARAM(0), GET_PARAM(1), GET_PARAM(2));
}
#if HAVE_SSE4_1
INSTANTIATE_TEST_SUITE_P(
SSE4_1, AV1CompRoundShiftTest,
::testing::Combine(::testing::Values(&av1_round_shift_array_sse4_1),
::testing::ValuesIn(txsize_to_bsize),
::testing::ValuesIn(kValidBitCheck)));
#endif
#if HAVE_NEON
INSTANTIATE_TEST_SUITE_P(
NEON, AV1CompRoundShiftTest,
::testing::Combine(::testing::Values(&av1_round_shift_array_neon),
::testing::ValuesIn(txsize_to_bsize),
::testing::ValuesIn(kValidBitCheck)));
#endif
} // namespace AV1CompRoundShift
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