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/*
* Copyright (c) 2016, 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 <cstdint>
#include <tuple>
#include "third_party/googletest/src/googletest/include/gtest/gtest.h"
#include "config/aom_config.h"
#include "config/aom_dsp_rtcd.h"
#include "test/acm_random.h"
#include "test/register_state_check.h"
#include "test/util.h"
#include "av1/common/blockd.h"
#include "aom_mem/aom_mem.h"
#include "aom_ports/mem.h"
typedef void (*SubtractFunc)(int rows, int cols, int16_t *diff_ptr,
ptrdiff_t diff_stride, const uint8_t *src_ptr,
ptrdiff_t src_stride, const uint8_t *pred_ptr,
ptrdiff_t pred_stride);
namespace {
using std::get;
using std::make_tuple;
using std::tuple;
using libaom_test::ACMRandom;
// <BLOCK_SIZE, optimized subtract func, reference subtract func>
using Params = tuple<BLOCK_SIZE, SubtractFunc, SubtractFunc>;
class AV1SubtractBlockTestBase : public ::testing::Test {
public:
AV1SubtractBlockTestBase(BLOCK_SIZE bs, int bit_depth, SubtractFunc func,
SubtractFunc ref_func) {
block_width_ = block_size_wide[bs];
block_height_ = block_size_high[bs];
func_ = func;
ref_func_ = ref_func;
if (bit_depth == -1) {
hbd_ = 0;
bit_depth_ = AOM_BITS_8;
} else {
hbd_ = 1;
bit_depth_ = static_cast<aom_bit_depth_t>(bit_depth);
}
}
virtual void SetUp() {
rnd_.Reset(ACMRandom::DeterministicSeed());
const size_t max_width = 128;
const size_t max_block_size = max_width * max_width;
if (hbd_) {
src_ = CONVERT_TO_BYTEPTR(reinterpret_cast<uint16_t *>(
aom_memalign(16, max_block_size * sizeof(uint16_t))));
ASSERT_NE(src_, nullptr);
pred_ = CONVERT_TO_BYTEPTR(reinterpret_cast<uint16_t *>(
aom_memalign(16, max_block_size * sizeof(uint16_t))));
ASSERT_NE(pred_, nullptr);
} else {
src_ = reinterpret_cast<uint8_t *>(
aom_memalign(16, max_block_size * sizeof(uint8_t)));
ASSERT_NE(src_, nullptr);
pred_ = reinterpret_cast<uint8_t *>(
aom_memalign(16, max_block_size * sizeof(uint8_t)));
ASSERT_NE(pred_, nullptr);
}
diff_ = reinterpret_cast<int16_t *>(
aom_memalign(32, max_block_size * sizeof(int16_t)));
ASSERT_NE(diff_, nullptr);
}
virtual void TearDown() {
if (hbd_) {
aom_free(CONVERT_TO_SHORTPTR(src_));
aom_free(CONVERT_TO_SHORTPTR(pred_));
} else {
aom_free(src_);
aom_free(pred_);
}
aom_free(diff_);
}
protected:
void CheckResult();
void RunForSpeed();
private:
void FillInputs();
ACMRandom rnd_;
int block_height_;
int block_width_;
bool hbd_;
aom_bit_depth_t bit_depth_;
SubtractFunc func_;
SubtractFunc ref_func_;
uint8_t *src_;
uint8_t *pred_;
int16_t *diff_;
};
void AV1SubtractBlockTestBase::FillInputs() {
const size_t max_width = 128;
const int max_block_size = max_width * max_width;
if (hbd_) {
const int mask = (1 << bit_depth_) - 1;
for (int i = 0; i < max_block_size; ++i) {
CONVERT_TO_SHORTPTR(src_)[i] = rnd_.Rand16() & mask;
CONVERT_TO_SHORTPTR(pred_)[i] = rnd_.Rand16() & mask;
}
} else {
if (src_ == nullptr) {
std::cerr << "gadfg" << std::endl;
}
for (int i = 0; i < max_block_size; ++i) {
src_[i] = rnd_.Rand8();
pred_[i] = rnd_.Rand8();
}
}
}
void AV1SubtractBlockTestBase::CheckResult() {
const int test_num = 100;
int i;
for (i = 0; i < test_num; ++i) {
FillInputs();
func_(block_height_, block_width_, diff_, block_width_, src_, block_width_,
pred_, block_width_);
if (hbd_)
for (int r = 0; r < block_height_; ++r) {
for (int c = 0; c < block_width_; ++c) {
EXPECT_EQ(diff_[r * block_width_ + c],
(CONVERT_TO_SHORTPTR(src_)[r * block_width_ + c] -
CONVERT_TO_SHORTPTR(pred_)[r * block_width_ + c]))
<< "r = " << r << ", c = " << c << ", test: " << i;
}
}
else {
for (int r = 0; r < block_height_; ++r) {
for (int c = 0; c < block_width_; ++c) {
EXPECT_EQ(diff_[r * block_width_ + c],
src_[r * block_width_ + c] - pred_[r * block_width_ + c])
<< "r = " << r << ", c = " << c << ", test: " << i;
}
}
}
}
}
void AV1SubtractBlockTestBase::RunForSpeed() {
const int test_num = 200000;
int i;
if (ref_func_ == func_) GTEST_SKIP();
FillInputs();
aom_usec_timer ref_timer;
aom_usec_timer_start(&ref_timer);
for (i = 0; i < test_num; ++i) {
ref_func_(block_height_, block_width_, diff_, block_width_, src_,
block_width_, pred_, block_width_);
}
aom_usec_timer_mark(&ref_timer);
const int64_t ref_elapsed_time = aom_usec_timer_elapsed(&ref_timer);
FillInputs();
aom_usec_timer timer;
aom_usec_timer_start(&timer);
for (i = 0; i < test_num; ++i) {
func_(block_height_, block_width_, diff_, block_width_, src_, block_width_,
pred_, block_width_);
}
aom_usec_timer_mark(&timer);
const int64_t elapsed_time = aom_usec_timer_elapsed(&timer);
printf(
"[%dx%d]: "
"ref_time=%6" PRId64 " \t simd_time=%6" PRId64
" \t "
"gain=%f \n",
block_width_, block_height_, ref_elapsed_time, elapsed_time,
static_cast<double>(ref_elapsed_time) /
static_cast<double>(elapsed_time));
}
class AV1SubtractBlockTest : public ::testing::WithParamInterface<Params>,
public AV1SubtractBlockTestBase {
public:
AV1SubtractBlockTest()
: AV1SubtractBlockTestBase(GET_PARAM(0), -1, GET_PARAM(1), GET_PARAM(2)) {
}
};
GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(AV1SubtractBlockTest);
TEST_P(AV1SubtractBlockTest, CheckResult) { CheckResult(); }
TEST_P(AV1SubtractBlockTest, DISABLED_Speed) { RunForSpeed(); }
const BLOCK_SIZE kValidBlockSize[] = { BLOCK_4X4, BLOCK_4X8, BLOCK_8X4,
BLOCK_8X8, BLOCK_8X16, BLOCK_16X8,
BLOCK_16X16, BLOCK_16X32, BLOCK_32X16,
BLOCK_32X32, BLOCK_32X64, BLOCK_64X32,
BLOCK_64X64, BLOCK_64X128, BLOCK_128X64,
BLOCK_128X128 };
INSTANTIATE_TEST_SUITE_P(
C, AV1SubtractBlockTest,
::testing::Combine(::testing::ValuesIn(kValidBlockSize),
::testing::Values(&aom_subtract_block_c),
::testing::Values(&aom_subtract_block_c)));
#if HAVE_SSE2
INSTANTIATE_TEST_SUITE_P(
SSE2, AV1SubtractBlockTest,
::testing::Combine(::testing::ValuesIn(kValidBlockSize),
::testing::Values(&aom_subtract_block_sse2),
::testing::Values(&aom_subtract_block_c)));
#endif
#if HAVE_AVX2
INSTANTIATE_TEST_SUITE_P(
AVX2, AV1SubtractBlockTest,
::testing::Combine(::testing::ValuesIn(kValidBlockSize),
::testing::Values(&aom_subtract_block_avx2),
::testing::Values(&aom_subtract_block_c)));
#endif
#if HAVE_NEON
INSTANTIATE_TEST_SUITE_P(
NEON, AV1SubtractBlockTest,
::testing::Combine(::testing::ValuesIn(kValidBlockSize),
::testing::Values(&aom_subtract_block_neon),
::testing::Values(&aom_subtract_block_c)));
#endif
#if CONFIG_AV1_HIGHBITDEPTH
// <BLOCK_SIZE, bit_depth, optimized subtract func, reference subtract func>
using ParamsHBD = tuple<BLOCK_SIZE, int, SubtractFunc, SubtractFunc>;
class AV1HBDSubtractBlockTest : public ::testing::WithParamInterface<ParamsHBD>,
public AV1SubtractBlockTestBase {
public:
AV1HBDSubtractBlockTest()
: AV1SubtractBlockTestBase(GET_PARAM(0), GET_PARAM(1), GET_PARAM(2),
GET_PARAM(3)) {}
};
GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(AV1HBDSubtractBlockTest);
INSTANTIATE_TEST_SUITE_P(
C, AV1HBDSubtractBlockTest,
::testing::Combine(::testing::ValuesIn(kValidBlockSize),
::testing::Values(12),
::testing::Values(&aom_highbd_subtract_block_c),
::testing::Values(&aom_highbd_subtract_block_c)));
#if HAVE_SSE2
INSTANTIATE_TEST_SUITE_P(
SSE2, AV1HBDSubtractBlockTest,
::testing::Combine(::testing::ValuesIn(kValidBlockSize),
::testing::Values(12),
::testing::Values(&aom_highbd_subtract_block_sse2),
::testing::Values(&aom_highbd_subtract_block_c)));
#endif // HAVE_SSE2
#if HAVE_NEON
INSTANTIATE_TEST_SUITE_P(
NEON, AV1HBDSubtractBlockTest,
::testing::Combine(::testing::ValuesIn(kValidBlockSize),
::testing::Values(12),
::testing::Values(&aom_highbd_subtract_block_neon),
::testing::Values(&aom_highbd_subtract_block_c)));
#endif
#endif // CONFIG_AV1_HIGHBITDEPTH
} // namespace