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/*
* Copyright (c) 2012 The WebM project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#include <tuple>
#include "third_party/googletest/src/include/gtest/gtest.h"
#include "./vp9_rtcd.h"
#include "./vpx_config.h"
#include "./vpx_dsp_rtcd.h"
#include "test/acm_random.h"
#include "test/bench.h"
#include "test/clear_system_state.h"
#include "test/register_state_check.h"
#include "test/util.h"
#include "vp9/common/vp9_blockd.h"
#include "vpx_ports/msvc.h"
#include "vpx_mem/vpx_mem.h"
#include "vpx_ports/vpx_timer.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 vp9 {
class VP9SubtractBlockTest : public AbstractBench,
public ::testing::TestWithParam<SubtractFunc> {
public:
void TearDown() override { libvpx_test::ClearSystemState(); }
protected:
void Run() override {
GetParam()(block_height_, block_width_, diff_, block_width_, src_,
block_width_, pred_, block_width_);
}
void SetupBlocks(BLOCK_SIZE bsize) {
block_width_ = 4 * num_4x4_blocks_wide_lookup[bsize];
block_height_ = 4 * num_4x4_blocks_high_lookup[bsize];
diff_ = reinterpret_cast<int16_t *>(
vpx_memalign(16, sizeof(*diff_) * block_width_ * block_height_ * 2));
pred_ = reinterpret_cast<uint8_t *>(
vpx_memalign(16, block_width_ * block_height_ * 2));
src_ = reinterpret_cast<uint8_t *>(
vpx_memalign(16, block_width_ * block_height_ * 2));
}
int block_width_;
int block_height_;
int16_t *diff_;
uint8_t *pred_;
uint8_t *src_;
};
using libvpx_test::ACMRandom;
TEST_P(VP9SubtractBlockTest, DISABLED_Speed) {
ACMRandom rnd(ACMRandom::DeterministicSeed());
for (BLOCK_SIZE bsize = BLOCK_4X4; bsize < BLOCK_SIZES;
bsize = static_cast<BLOCK_SIZE>(static_cast<int>(bsize) + 1)) {
SetupBlocks(bsize);
RunNTimes(100000000 / (block_height_ * block_width_));
char block_size[16];
snprintf(block_size, sizeof(block_size), "%dx%d", block_height_,
block_width_);
char title[100];
snprintf(title, sizeof(title), "%8s ", block_size);
PrintMedian(title);
vpx_free(diff_);
vpx_free(pred_);
vpx_free(src_);
}
}
TEST_P(VP9SubtractBlockTest, SimpleSubtract) {
ACMRandom rnd(ACMRandom::DeterministicSeed());
for (BLOCK_SIZE bsize = BLOCK_4X4; bsize < BLOCK_SIZES;
bsize = static_cast<BLOCK_SIZE>(static_cast<int>(bsize) + 1)) {
SetupBlocks(bsize);
for (int n = 0; n < 100; n++) {
for (int r = 0; r < block_height_; ++r) {
for (int c = 0; c < block_width_ * 2; ++c) {
src_[r * block_width_ * 2 + c] = rnd.Rand8();
pred_[r * block_width_ * 2 + c] = rnd.Rand8();
}
}
GetParam()(block_height_, block_width_, diff_, block_width_, src_,
block_width_, pred_, block_width_);
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
<< ", bs = " << static_cast<int>(bsize);
}
}
GetParam()(block_height_, block_width_, diff_, block_width_ * 2, src_,
block_width_ * 2, pred_, block_width_ * 2);
for (int r = 0; r < block_height_; ++r) {
for (int c = 0; c < block_width_; ++c) {
EXPECT_EQ(diff_[r * block_width_ * 2 + c],
(src_[r * block_width_ * 2 + c] -
pred_[r * block_width_ * 2 + c]))
<< "r = " << r << ", c = " << c
<< ", bs = " << static_cast<int>(bsize);
}
}
}
vpx_free(diff_);
vpx_free(pred_);
vpx_free(src_);
}
}
INSTANTIATE_TEST_SUITE_P(C, VP9SubtractBlockTest,
::testing::Values(vpx_subtract_block_c));
#if HAVE_SSE2
INSTANTIATE_TEST_SUITE_P(SSE2, VP9SubtractBlockTest,
::testing::Values(vpx_subtract_block_sse2));
#endif
#if HAVE_AVX2
INSTANTIATE_TEST_SUITE_P(AVX2, VP9SubtractBlockTest,
::testing::Values(vpx_subtract_block_avx2));
#endif
#if HAVE_NEON
INSTANTIATE_TEST_SUITE_P(NEON, VP9SubtractBlockTest,
::testing::Values(vpx_subtract_block_neon));
#endif
#if HAVE_MSA
INSTANTIATE_TEST_SUITE_P(MSA, VP9SubtractBlockTest,
::testing::Values(vpx_subtract_block_msa));
#endif
#if HAVE_MMI
INSTANTIATE_TEST_SUITE_P(MMI, VP9SubtractBlockTest,
::testing::Values(vpx_subtract_block_mmi));
#endif
#if HAVE_VSX
INSTANTIATE_TEST_SUITE_P(VSX, VP9SubtractBlockTest,
::testing::Values(vpx_subtract_block_vsx));
#endif
#if HAVE_LSX
INSTANTIATE_TEST_SUITE_P(LSX, VP9SubtractBlockTest,
::testing::Values(vpx_subtract_block_lsx));
#endif
#if CONFIG_VP9_HIGHBITDEPTH
typedef void (*HBDSubtractFunc)(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, int bd);
// <BLOCK_SIZE, bit_depth, optimized subtract func, reference subtract func>
using Params = std::tuple<BLOCK_SIZE, int, HBDSubtractFunc, HBDSubtractFunc>;
class VPXHBDSubtractBlockTest : public ::testing::TestWithParam<Params> {
public:
void SetUp() override {
block_width_ = 4 * num_4x4_blocks_wide_lookup[GET_PARAM(0)];
block_height_ = 4 * num_4x4_blocks_high_lookup[GET_PARAM(0)];
bit_depth_ = static_cast<vpx_bit_depth_t>(GET_PARAM(1));
func_ = GET_PARAM(2);
ref_func_ = GET_PARAM(3);
rnd_.Reset(ACMRandom::DeterministicSeed());
constexpr size_t kMaxWidth = 128;
constexpr size_t kMaxBlockSize = kMaxWidth * kMaxWidth;
src_ = CONVERT_TO_BYTEPTR(reinterpret_cast<uint16_t *>(
vpx_memalign(16, kMaxBlockSize * sizeof(uint16_t))));
ASSERT_NE(src_, nullptr);
pred_ = CONVERT_TO_BYTEPTR(reinterpret_cast<uint16_t *>(
vpx_memalign(16, kMaxBlockSize * sizeof(uint16_t))));
ASSERT_NE(pred_, nullptr);
diff_ = reinterpret_cast<int16_t *>(
vpx_memalign(16, kMaxBlockSize * sizeof(int16_t)));
ASSERT_NE(diff_, nullptr);
}
void TearDown() override {
vpx_free(CONVERT_TO_SHORTPTR(src_));
vpx_free(CONVERT_TO_SHORTPTR(pred_));
vpx_free(diff_);
}
protected:
void CheckResult();
void RunForSpeed();
private:
ACMRandom rnd_;
int block_height_;
int block_width_;
vpx_bit_depth_t bit_depth_;
HBDSubtractFunc func_;
HBDSubtractFunc ref_func_;
uint8_t *src_;
uint8_t *pred_;
int16_t *diff_;
};
void VPXHBDSubtractBlockTest::CheckResult() {
constexpr int kTestNum = 100;
constexpr int kMaxWidth = 128;
constexpr int kMaxBlockSize = kMaxWidth * kMaxWidth;
const int mask = (1 << bit_depth_) - 1;
for (int i = 0; i < kTestNum; ++i) {
for (int j = 0; j < kMaxBlockSize; ++j) {
CONVERT_TO_SHORTPTR(src_)[j] = rnd_.Rand16() & mask;
CONVERT_TO_SHORTPTR(pred_)[j] = rnd_.Rand16() & mask;
}
func_(block_height_, block_width_, diff_, block_width_, src_, block_width_,
pred_, block_width_, bit_depth_);
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;
}
}
}
}
TEST_P(VPXHBDSubtractBlockTest, CheckResult) { CheckResult(); }
void VPXHBDSubtractBlockTest::RunForSpeed() {
constexpr int kTestNum = 200000;
constexpr int kMaxWidth = 128;
constexpr int kMaxBlockSize = kMaxWidth * kMaxWidth;
const int mask = (1 << bit_depth_) - 1;
if (ref_func_ == func_) GTEST_SKIP();
for (int j = 0; j < kMaxBlockSize; ++j) {
CONVERT_TO_SHORTPTR(src_)[j] = rnd_.Rand16() & mask;
CONVERT_TO_SHORTPTR(pred_)[j] = rnd_.Rand16() & mask;
}
vpx_usec_timer ref_timer;
vpx_usec_timer_start(&ref_timer);
for (int i = 0; i < kTestNum; ++i) {
ref_func_(block_height_, block_width_, diff_, block_width_, src_,
block_width_, pred_, block_width_, bit_depth_);
}
vpx_usec_timer_mark(&ref_timer);
const int64_t ref_elapsed_time = vpx_usec_timer_elapsed(&ref_timer);
for (int j = 0; j < kMaxBlockSize; ++j) {
CONVERT_TO_SHORTPTR(src_)[j] = rnd_.Rand16() & mask;
CONVERT_TO_SHORTPTR(pred_)[j] = rnd_.Rand16() & mask;
}
vpx_usec_timer timer;
vpx_usec_timer_start(&timer);
for (int i = 0; i < kTestNum; ++i) {
func_(block_height_, block_width_, diff_, block_width_, src_, block_width_,
pred_, block_width_, bit_depth_);
}
vpx_usec_timer_mark(&timer);
const int64_t elapsed_time = vpx_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));
}
TEST_P(VPXHBDSubtractBlockTest, 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 };
INSTANTIATE_TEST_SUITE_P(
C, VPXHBDSubtractBlockTest,
::testing::Combine(::testing::ValuesIn(kValidBlockSize),
::testing::Values(12),
::testing::Values(&vpx_highbd_subtract_block_c),
::testing::Values(&vpx_highbd_subtract_block_c)));
#if HAVE_AVX2
INSTANTIATE_TEST_SUITE_P(
AVX2, VPXHBDSubtractBlockTest,
::testing::Combine(::testing::ValuesIn(kValidBlockSize),
::testing::Values(12),
::testing::Values(&vpx_highbd_subtract_block_avx2),
::testing::Values(&vpx_highbd_subtract_block_c)));
#endif // HAVE_AVX2
#endif // CONFIG_VP9_HIGHBITDEPTH
} // namespace vp9