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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 <string>
#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 "av1/common/common.h"
#include "av1/common/pred_common.h"
#include "aom_mem/aom_mem.h"
namespace {
using libaom_test::ACMRandom;
const int count_test_block = 100000;
typedef void (*HighbdIntraPred)(uint16_t *dst, ptrdiff_t stride,
const uint16_t *above, const uint16_t *left,
int bps);
typedef void (*IntraPred)(uint8_t *dst, ptrdiff_t stride, const uint8_t *above,
const uint8_t *left);
} // namespace
// NOTE: Under gcc version 7.3.0 (Debian 7.3.0-5), if this template is in the
// anonymous namespace, then we get a strange compiler warning in
// the begin() and end() methods of the ParamGenerator template class in
// gtest/internal/gtest-param-util.h:
// warning: ‘<anonymous>’ is used uninitialized in this function
// As a workaround, put this template outside the anonymous namespace.
// See bug aomedia:2003.
template <typename FuncType>
struct IntraPredFunc {
IntraPredFunc(FuncType pred = nullptr, FuncType ref = nullptr,
int block_width_value = 0, int block_height_value = 0,
int bit_depth_value = 0)
: pred_fn(pred), ref_fn(ref), block_width(block_width_value),
block_height(block_height_value), bit_depth(bit_depth_value) {}
FuncType pred_fn;
FuncType ref_fn;
int block_width;
int block_height;
int bit_depth;
};
namespace {
template <typename FuncType, typename Pixel>
class AV1IntraPredTest
: public ::testing::TestWithParam<IntraPredFunc<FuncType> > {
public:
void RunTest(Pixel *left_col, Pixel *above_data, Pixel *dst, Pixel *ref_dst) {
ACMRandom rnd(ACMRandom::DeterministicSeed());
const int block_width = params_.block_width;
const int block_height = params_.block_height;
above_row_ = above_data + 16;
left_col_ = left_col;
dst_ = dst;
ref_dst_ = ref_dst;
int error_count = 0;
for (int i = 0; i < count_test_block; ++i) {
// Fill edges with random data, try first with saturated values.
for (int x = -1; x <= block_width * 2; x++) {
if (i == 0) {
above_row_[x] = mask_;
} else {
above_row_[x] = rnd.Rand16() & mask_;
}
}
for (int y = 0; y < block_height; y++) {
if (i == 0) {
left_col_[y] = mask_;
} else {
left_col_[y] = rnd.Rand16() & mask_;
}
}
Predict();
CheckPrediction(i, &error_count);
}
ASSERT_EQ(0, error_count);
}
void RunSpeedTest(Pixel *left_col, Pixel *above_data, Pixel *dst,
Pixel *ref_dst) {
ACMRandom rnd(ACMRandom::DeterministicSeed());
const int block_width = params_.block_width;
const int block_height = params_.block_height;
above_row_ = above_data + 16;
left_col_ = left_col;
dst_ = dst;
ref_dst_ = ref_dst;
int error_count = 0;
const int numIter = 100;
int c_sum_time = 0;
int simd_sum_time = 0;
for (int i = 0; i < count_test_block; ++i) {
// Fill edges with random data, try first with saturated values.
for (int x = -1; x <= block_width * 2; x++) {
if (i == 0) {
above_row_[x] = mask_;
} else {
above_row_[x] = rnd.Rand16() & mask_;
}
}
for (int y = 0; y < block_height; y++) {
if (i == 0) {
left_col_[y] = mask_;
} else {
left_col_[y] = rnd.Rand16() & mask_;
}
}
aom_usec_timer c_timer_;
aom_usec_timer_start(&c_timer_);
PredictRefSpeedTest(numIter);
aom_usec_timer_mark(&c_timer_);
aom_usec_timer simd_timer_;
aom_usec_timer_start(&simd_timer_);
PredictFncSpeedTest(numIter);
aom_usec_timer_mark(&simd_timer_);
c_sum_time += static_cast<int>(aom_usec_timer_elapsed(&c_timer_));
simd_sum_time += static_cast<int>(aom_usec_timer_elapsed(&simd_timer_));
CheckPrediction(i, &error_count);
}
printf(
"blockWxH = %d x %d c_time = %d \t simd_time = %d \t Gain = %4.2f \n",
block_width, block_height, c_sum_time, simd_sum_time,
(static_cast<float>(c_sum_time) / static_cast<float>(simd_sum_time)));
ASSERT_EQ(0, error_count);
}
protected:
virtual void SetUp() {
params_ = this->GetParam();
stride_ = params_.block_width * 3;
mask_ = (1 << params_.bit_depth) - 1;
}
virtual void Predict() = 0;
virtual void PredictRefSpeedTest(int num) = 0;
virtual void PredictFncSpeedTest(int num) = 0;
void CheckPrediction(int test_case_number, int *error_count) const {
// For each pixel ensure that the calculated value is the same as reference.
const int block_width = params_.block_width;
const int block_height = params_.block_height;
for (int y = 0; y < block_height; y++) {
for (int x = 0; x < block_width; x++) {
*error_count += ref_dst_[x + y * stride_] != dst_[x + y * stride_];
if (*error_count == 1) {
ASSERT_EQ(ref_dst_[x + y * stride_], dst_[x + y * stride_])
<< " Failed on Test Case Number " << test_case_number
<< " location: x = " << x << " y = " << y;
}
}
}
}
Pixel *above_row_;
Pixel *left_col_;
Pixel *dst_;
Pixel *ref_dst_;
ptrdiff_t stride_;
int mask_;
IntraPredFunc<FuncType> params_;
};
#if CONFIG_AV1_HIGHBITDEPTH
class HighbdIntraPredTest : public AV1IntraPredTest<HighbdIntraPred, uint16_t> {
protected:
void Predict() {
const int bit_depth = params_.bit_depth;
params_.ref_fn(ref_dst_, stride_, above_row_, left_col_, bit_depth);
API_REGISTER_STATE_CHECK(
params_.pred_fn(dst_, stride_, above_row_, left_col_, bit_depth));
}
void PredictRefSpeedTest(int num) {
const int bit_depth = params_.bit_depth;
for (int i = 0; i < num; i++) {
params_.ref_fn(ref_dst_, stride_, above_row_, left_col_, bit_depth);
}
}
void PredictFncSpeedTest(int num) {
const int bit_depth = params_.bit_depth;
for (int i = 0; i < num; i++) {
params_.pred_fn(dst_, stride_, above_row_, left_col_, bit_depth);
}
}
};
GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(HighbdIntraPredTest);
#endif
class LowbdIntraPredTest : public AV1IntraPredTest<IntraPred, uint8_t> {
protected:
void Predict() {
params_.ref_fn(ref_dst_, stride_, above_row_, left_col_);
API_REGISTER_STATE_CHECK(
params_.pred_fn(dst_, stride_, above_row_, left_col_));
}
void PredictRefSpeedTest(int num) {
for (int i = 0; i < num; i++) {
params_.ref_fn(ref_dst_, stride_, above_row_, left_col_);
}
}
void PredictFncSpeedTest(int num) {
for (int i = 0; i < num; i++) {
params_.pred_fn(dst_, stride_, above_row_, left_col_);
}
}
};
GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(LowbdIntraPredTest);
#if CONFIG_AV1_HIGHBITDEPTH
TEST_P(HighbdIntraPredTest, Bitexact) {
// max block size is 64
DECLARE_ALIGNED(16, uint16_t, left_col[2 * 64]);
DECLARE_ALIGNED(16, uint16_t, above_data[2 * 64 + 64]);
DECLARE_ALIGNED(16, uint16_t, dst[3 * 64 * 64]);
DECLARE_ALIGNED(16, uint16_t, ref_dst[3 * 64 * 64]);
av1_zero(left_col);
av1_zero(above_data);
RunTest(left_col, above_data, dst, ref_dst);
}
TEST_P(HighbdIntraPredTest, DISABLED_Speed) {
// max block size is 64
DECLARE_ALIGNED(16, uint16_t, left_col[2 * 64]);
DECLARE_ALIGNED(16, uint16_t, above_data[2 * 64 + 64]);
DECLARE_ALIGNED(16, uint16_t, dst[3 * 64 * 64]);
DECLARE_ALIGNED(16, uint16_t, ref_dst[3 * 64 * 64]);
av1_zero(left_col);
av1_zero(above_data);
RunSpeedTest(left_col, above_data, dst, ref_dst);
}
#endif
TEST_P(LowbdIntraPredTest, Bitexact) {
// max block size is 64
DECLARE_ALIGNED(16, uint8_t, left_col[2 * 64]);
DECLARE_ALIGNED(16, uint8_t, above_data[2 * 64 + 64]);
DECLARE_ALIGNED(16, uint8_t, dst[3 * 64 * 64]);
DECLARE_ALIGNED(16, uint8_t, ref_dst[3 * 64 * 64]);
av1_zero(left_col);
av1_zero(above_data);
RunTest(left_col, above_data, dst, ref_dst);
}
TEST_P(LowbdIntraPredTest, DISABLED_Speed) {
// max block size is 64
DECLARE_ALIGNED(16, uint8_t, left_col[2 * 64]);
DECLARE_ALIGNED(16, uint8_t, above_data[2 * 64 + 64]);
DECLARE_ALIGNED(16, uint8_t, dst[3 * 64 * 64]);
DECLARE_ALIGNED(16, uint8_t, ref_dst[3 * 64 * 64]);
av1_zero(left_col);
av1_zero(above_data);
RunSpeedTest(left_col, above_data, dst, ref_dst);
}
#if CONFIG_AV1_HIGHBITDEPTH
// -----------------------------------------------------------------------------
// High Bit Depth Tests
#define highbd_entry(type, width, height, opt, bd) \
IntraPredFunc<HighbdIntraPred>( \
&aom_highbd_##type##_predictor_##width##x##height##_##opt, \
&aom_highbd_##type##_predictor_##width##x##height##_c, width, height, \
bd)
#define highbd_intrapred(type, opt, bd) \
highbd_entry(type, 4, 4, opt, bd), highbd_entry(type, 4, 8, opt, bd), \
highbd_entry(type, 4, 16, opt, bd), highbd_entry(type, 8, 4, opt, bd), \
highbd_entry(type, 8, 8, opt, bd), highbd_entry(type, 8, 16, opt, bd), \
highbd_entry(type, 8, 32, opt, bd), highbd_entry(type, 16, 4, opt, bd), \
highbd_entry(type, 16, 8, opt, bd), highbd_entry(type, 16, 16, opt, bd), \
highbd_entry(type, 16, 32, opt, bd), \
highbd_entry(type, 16, 64, opt, bd), highbd_entry(type, 32, 8, opt, bd), \
highbd_entry(type, 32, 16, opt, bd), \
highbd_entry(type, 32, 32, opt, bd), \
highbd_entry(type, 32, 64, opt, bd), \
highbd_entry(type, 64, 16, opt, bd), \
highbd_entry(type, 64, 32, opt, bd), highbd_entry(type, 64, 64, opt, bd)
#endif // CONFIG_AV1_HIGHBITDEPTH
// ---------------------------------------------------------------------------
// Low Bit Depth Tests
#define lowbd_entry(type, width, height, opt) \
IntraPredFunc<IntraPred>(&aom_##type##_predictor_##width##x##height##_##opt, \
&aom_##type##_predictor_##width##x##height##_c, \
width, height, 8)
#define lowbd_intrapred(type, opt) \
lowbd_entry(type, 4, 4, opt), lowbd_entry(type, 4, 8, opt), \
lowbd_entry(type, 4, 16, opt), lowbd_entry(type, 8, 4, opt), \
lowbd_entry(type, 8, 8, opt), lowbd_entry(type, 8, 16, opt), \
lowbd_entry(type, 8, 32, opt), lowbd_entry(type, 16, 4, opt), \
lowbd_entry(type, 16, 8, opt), lowbd_entry(type, 16, 16, opt), \
lowbd_entry(type, 16, 32, opt), lowbd_entry(type, 16, 64, opt), \
lowbd_entry(type, 32, 8, opt), lowbd_entry(type, 32, 16, opt), \
lowbd_entry(type, 32, 32, opt), lowbd_entry(type, 32, 64, opt), \
lowbd_entry(type, 64, 16, opt), lowbd_entry(type, 64, 32, opt), \
lowbd_entry(type, 64, 64, opt)
#if HAVE_SSE2
const IntraPredFunc<IntraPred> LowbdIntraPredTestVector[] = {
lowbd_intrapred(dc, sse2), lowbd_intrapred(dc_top, sse2),
lowbd_intrapred(dc_left, sse2), lowbd_intrapred(dc_128, sse2),
lowbd_intrapred(v, sse2), lowbd_intrapred(h, sse2),
};
INSTANTIATE_TEST_SUITE_P(SSE2, LowbdIntraPredTest,
::testing::ValuesIn(LowbdIntraPredTestVector));
#endif // HAVE_SSE2
#if HAVE_NEON
const IntraPredFunc<IntraPred> LowbdIntraPredTestVectorNeon[] = {
lowbd_entry(dc, 4, 4, neon), lowbd_entry(dc, 8, 8, neon),
lowbd_entry(dc, 16, 16, neon), lowbd_entry(dc, 32, 32, neon),
lowbd_entry(dc_top, 4, 4, neon), lowbd_entry(dc_top, 8, 8, neon),
lowbd_entry(dc_top, 16, 16, neon), lowbd_entry(dc_top, 32, 32, neon),
lowbd_entry(dc_left, 4, 4, neon), lowbd_entry(dc_left, 8, 8, neon),
lowbd_entry(dc_left, 16, 16, neon), lowbd_entry(dc_left, 32, 32, neon),
lowbd_entry(dc_128, 4, 4, neon), lowbd_entry(dc_128, 8, 8, neon),
lowbd_entry(dc_128, 16, 16, neon), lowbd_entry(dc_128, 32, 32, neon),
lowbd_entry(v, 4, 4, neon), lowbd_entry(v, 8, 8, neon),
lowbd_entry(v, 16, 16, neon), lowbd_entry(v, 32, 32, neon),
lowbd_entry(h, 4, 4, neon), lowbd_entry(h, 8, 8, neon),
lowbd_entry(h, 16, 16, neon), lowbd_entry(h, 32, 32, neon),
lowbd_intrapred(smooth, neon), lowbd_intrapred(smooth_v, neon),
lowbd_intrapred(smooth_h, neon), lowbd_intrapred(paeth, neon),
};
INSTANTIATE_TEST_SUITE_P(NEON, LowbdIntraPredTest,
::testing::ValuesIn(LowbdIntraPredTestVectorNeon));
#endif // HAVE_NEON
#if HAVE_SSSE3
const IntraPredFunc<IntraPred> LowbdIntraPredTestVectorSsse3[] = {
lowbd_intrapred(paeth, ssse3),
lowbd_intrapred(smooth, ssse3),
lowbd_intrapred(smooth_v, ssse3),
lowbd_intrapred(smooth_h, ssse3),
};
INSTANTIATE_TEST_SUITE_P(SSSE3, LowbdIntraPredTest,
::testing::ValuesIn(LowbdIntraPredTestVectorSsse3));
#endif // HAVE_SSSE3
#if HAVE_AVX2
const IntraPredFunc<IntraPred> LowbdIntraPredTestVectorAvx2[] = {
lowbd_entry(dc, 32, 16, avx2), lowbd_entry(dc, 32, 32, avx2),
lowbd_entry(dc, 32, 64, avx2), lowbd_entry(dc, 64, 16, avx2),
lowbd_entry(dc, 64, 32, avx2), lowbd_entry(dc, 64, 64, avx2),
lowbd_entry(dc_top, 32, 16, avx2), lowbd_entry(dc_top, 32, 32, avx2),
lowbd_entry(dc_top, 32, 64, avx2), lowbd_entry(dc_top, 64, 16, avx2),
lowbd_entry(dc_top, 64, 32, avx2), lowbd_entry(dc_top, 64, 64, avx2),
lowbd_entry(dc_left, 32, 16, avx2), lowbd_entry(dc_left, 32, 32, avx2),
lowbd_entry(dc_left, 32, 64, avx2), lowbd_entry(dc_left, 64, 16, avx2),
lowbd_entry(dc_left, 64, 32, avx2), lowbd_entry(dc_left, 64, 64, avx2),
lowbd_entry(dc_128, 32, 16, avx2), lowbd_entry(dc_128, 32, 32, avx2),
lowbd_entry(dc_128, 32, 64, avx2), lowbd_entry(dc_128, 64, 16, avx2),
lowbd_entry(dc_128, 64, 32, avx2), lowbd_entry(dc_128, 64, 64, avx2),
lowbd_entry(v, 32, 16, avx2), lowbd_entry(v, 32, 32, avx2),
lowbd_entry(v, 32, 64, avx2), lowbd_entry(v, 64, 16, avx2),
lowbd_entry(v, 64, 32, avx2), lowbd_entry(v, 64, 64, avx2),
lowbd_entry(h, 32, 32, avx2),
lowbd_entry(paeth, 16, 8, avx2), lowbd_entry(paeth, 16, 16, avx2),
lowbd_entry(paeth, 16, 32, avx2), lowbd_entry(paeth, 16, 64, avx2),
lowbd_entry(paeth, 32, 16, avx2), lowbd_entry(paeth, 32, 32, avx2),
lowbd_entry(paeth, 32, 64, avx2), lowbd_entry(paeth, 64, 16, avx2),
lowbd_entry(paeth, 64, 32, avx2), lowbd_entry(paeth, 64, 64, avx2),
};
INSTANTIATE_TEST_SUITE_P(AVX2, LowbdIntraPredTest,
::testing::ValuesIn(LowbdIntraPredTestVectorAvx2));
#endif // HAVE_AVX2
#if CONFIG_AV1_HIGHBITDEPTH
#if HAVE_NEON
const IntraPredFunc<HighbdIntraPred> HighbdIntraPredTestVectorNeon[] = {
highbd_entry(dc, 4, 4, neon, 8), highbd_entry(dc, 8, 8, neon, 8),
highbd_entry(dc, 16, 16, neon, 8), highbd_entry(dc, 32, 32, neon, 8),
highbd_entry(dc, 64, 64, neon, 8),
highbd_intrapred(v, neon, 12), highbd_intrapred(paeth, neon, 12),
highbd_intrapred(smooth, neon, 12), highbd_intrapred(smooth_v, neon, 12),
highbd_intrapred(smooth_h, neon, 12),
};
INSTANTIATE_TEST_SUITE_P(NEON, HighbdIntraPredTest,
::testing::ValuesIn(HighbdIntraPredTestVectorNeon));
#endif // HAVE_NEON
#if HAVE_SSE2
const IntraPredFunc<HighbdIntraPred> HighbdIntraPredTestVectorSse2[] = {
highbd_entry(dc, 4, 4, sse2, 12),
highbd_entry(dc, 4, 8, sse2, 12),
highbd_entry(dc, 8, 4, sse2, 12),
highbd_entry(dc, 8, 8, sse2, 12),
highbd_entry(dc, 8, 16, sse2, 12),
highbd_entry(dc, 16, 8, sse2, 12),
highbd_entry(dc, 16, 16, sse2, 12),
highbd_entry(dc, 16, 32, sse2, 12),
highbd_entry(dc, 32, 16, sse2, 12),
highbd_entry(dc, 32, 32, sse2, 12),
highbd_entry(dc_top, 4, 4, sse2, 12),
highbd_entry(dc_top, 4, 8, sse2, 12),
highbd_entry(dc_top, 8, 4, sse2, 12),
highbd_entry(dc_top, 8, 8, sse2, 12),
highbd_entry(dc_top, 8, 16, sse2, 12),
highbd_entry(dc_top, 16, 8, sse2, 12),
highbd_entry(dc_top, 16, 16, sse2, 12),
highbd_entry(dc_top, 16, 32, sse2, 12),
highbd_entry(dc_top, 32, 16, sse2, 12),
highbd_entry(dc_top, 32, 32, sse2, 12),
highbd_entry(dc_left, 4, 4, sse2, 12),
highbd_entry(dc_left, 4, 8, sse2, 12),
highbd_entry(dc_left, 8, 4, sse2, 12),
highbd_entry(dc_left, 8, 8, sse2, 12),
highbd_entry(dc_left, 8, 16, sse2, 12),
highbd_entry(dc_left, 16, 8, sse2, 12),
highbd_entry(dc_left, 16, 16, sse2, 12),
highbd_entry(dc_left, 16, 32, sse2, 12),
highbd_entry(dc_left, 32, 16, sse2, 12),
highbd_entry(dc_left, 32, 32, sse2, 12),
highbd_entry(dc_128, 4, 4, sse2, 12),
highbd_entry(dc_128, 4, 8, sse2, 12),
highbd_entry(dc_128, 8, 4, sse2, 12),
highbd_entry(dc_128, 8, 8, sse2, 12),
highbd_entry(dc_128, 8, 16, sse2, 12),
highbd_entry(dc_128, 16, 8, sse2, 12),
highbd_entry(dc_128, 16, 16, sse2, 12),
highbd_entry(dc_128, 16, 32, sse2, 12),
highbd_entry(dc_128, 32, 16, sse2, 12),
highbd_entry(dc_128, 32, 32, sse2, 12),
highbd_entry(v, 4, 4, sse2, 12),
highbd_entry(v, 4, 8, sse2, 12),
highbd_entry(v, 8, 4, sse2, 12),
highbd_entry(v, 8, 8, sse2, 12),
highbd_entry(v, 8, 16, sse2, 12),
highbd_entry(v, 16, 8, sse2, 12),
highbd_entry(v, 16, 16, sse2, 12),
highbd_entry(v, 16, 32, sse2, 12),
highbd_entry(v, 32, 16, sse2, 12),
highbd_entry(v, 32, 32, sse2, 12),
highbd_entry(h, 4, 4, sse2, 12),
highbd_entry(h, 4, 8, sse2, 12),
highbd_entry(h, 8, 4, sse2, 12),
highbd_entry(h, 8, 8, sse2, 12),
highbd_entry(h, 8, 16, sse2, 12),
highbd_entry(h, 16, 8, sse2, 12),
highbd_entry(h, 16, 16, sse2, 12),
highbd_entry(h, 16, 32, sse2, 12),
highbd_entry(h, 32, 16, sse2, 12),
highbd_entry(h, 32, 32, sse2, 12),
};
INSTANTIATE_TEST_SUITE_P(SSE2, HighbdIntraPredTest,
::testing::ValuesIn(HighbdIntraPredTestVectorSse2));
#endif // HAVE_SSE2
#endif // CONFIG_AV1_HIGHBITDEPTH
} // namespace