| /* |
| * Copyright (c) 2019, Alliance for Open Media. 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 <stdlib.h> |
| #include <tuple> |
| |
| #include "third_party/googletest/src/googletest/include/gtest/gtest.h" |
| |
| #include "config/aom_dsp_rtcd.h" |
| |
| #include "test/acm_random.h" |
| #include "test/clear_system_state.h" |
| #include "test/register_state_check.h" |
| #include "test/util.h" |
| |
| namespace { |
| |
| using libaom_test::ACMRandom; |
| |
| template <typename Pixel> |
| class AverageTestBase : public ::testing::Test { |
| public: |
| AverageTestBase(int width, int height) |
| : width_(width), height_(height), source_data_(NULL), source_stride_(0), |
| bit_depth_(8) {} |
| |
| virtual void TearDown() { |
| aom_free(source_data_); |
| source_data_ = NULL; |
| libaom_test::ClearSystemState(); |
| } |
| |
| protected: |
| // Handle blocks up to 4 blocks 64x64 with stride up to 128 |
| static const int kDataAlignment = 16; |
| static const int kDataBlockSize = 64 * 128; |
| |
| virtual void SetUp() { |
| source_data_ = reinterpret_cast<Pixel *>( |
| aom_memalign(kDataAlignment, kDataBlockSize * sizeof(source_data_[0]))); |
| ASSERT_TRUE(source_data_ != NULL); |
| source_stride_ = (width_ + 31) & ~31; |
| bit_depth_ = 8; |
| rnd_.Reset(ACMRandom::DeterministicSeed()); |
| } |
| |
| // Sum Pixels |
| static unsigned int ReferenceAverage8x8(const Pixel *source, int pitch) { |
| unsigned int average = 0; |
| for (int h = 0; h < 8; ++h) { |
| for (int w = 0; w < 8; ++w) average += source[h * pitch + w]; |
| } |
| return (average + 32) >> 6; |
| } |
| |
| static unsigned int ReferenceAverage4x4(const Pixel *source, int pitch) { |
| unsigned int average = 0; |
| for (int h = 0; h < 4; ++h) { |
| for (int w = 0; w < 4; ++w) average += source[h * pitch + w]; |
| } |
| return (average + 8) >> 4; |
| } |
| |
| void FillConstant(Pixel fill_constant) { |
| for (int i = 0; i < width_ * height_; ++i) { |
| source_data_[i] = fill_constant; |
| } |
| } |
| |
| void FillRandom() { |
| for (int i = 0; i < width_ * height_; ++i) { |
| source_data_[i] = rnd_.Rand16() & ((1 << bit_depth_) - 1); |
| } |
| } |
| |
| int width_, height_; |
| Pixel *source_data_; |
| int source_stride_; |
| int bit_depth_; |
| |
| ACMRandom rnd_; |
| }; |
| typedef unsigned int (*AverageFunction)(const uint8_t *s, int pitch); |
| |
| // Arguments: width, height, pitch, block size, avg function. |
| typedef std::tuple<int, int, int, int, AverageFunction> AvgFunc; |
| |
| class AverageTest : public AverageTestBase<uint8_t>, |
| public ::testing::WithParamInterface<AvgFunc> { |
| public: |
| AverageTest() : AverageTestBase(GET_PARAM(0), GET_PARAM(1)) {} |
| |
| protected: |
| void CheckAverages() { |
| const int block_size = GET_PARAM(3); |
| unsigned int expected = 0; |
| if (block_size == 8) { |
| expected = |
| ReferenceAverage8x8(source_data_ + GET_PARAM(2), source_stride_); |
| } else if (block_size == 4) { |
| expected = |
| ReferenceAverage4x4(source_data_ + GET_PARAM(2), source_stride_); |
| } |
| |
| unsigned int actual; |
| ASM_REGISTER_STATE_CHECK( |
| actual = GET_PARAM(4)(source_data_ + GET_PARAM(2), source_stride_)); |
| |
| EXPECT_EQ(expected, actual); |
| } |
| }; |
| |
| TEST_P(AverageTest, MinValue) { |
| FillConstant(0); |
| CheckAverages(); |
| } |
| |
| TEST_P(AverageTest, MaxValue) { |
| FillConstant(255); |
| CheckAverages(); |
| } |
| |
| TEST_P(AverageTest, Random) { |
| // The reference frame, but not the source frame, may be unaligned for |
| // certain types of searches. |
| for (int i = 0; i < 1000; i++) { |
| FillRandom(); |
| CheckAverages(); |
| } |
| } |
| |
| typedef void (*IntProRowFunc)(int16_t hbuf[16], uint8_t const *ref, |
| const int ref_stride, const int height); |
| |
| typedef std::tuple<int, IntProRowFunc, IntProRowFunc> IntProRowParam; |
| |
| class IntProRowTest : public AverageTestBase<uint8_t>, |
| public ::testing::WithParamInterface<IntProRowParam> { |
| public: |
| IntProRowTest() |
| : AverageTestBase(16, GET_PARAM(0)), hbuf_asm_(NULL), hbuf_c_(NULL) { |
| asm_func_ = GET_PARAM(1); |
| c_func_ = GET_PARAM(2); |
| } |
| |
| protected: |
| virtual void SetUp() { |
| source_data_ = reinterpret_cast<uint8_t *>( |
| aom_memalign(kDataAlignment, kDataBlockSize * sizeof(source_data_[0]))); |
| ASSERT_TRUE(source_data_ != NULL); |
| |
| hbuf_asm_ = reinterpret_cast<int16_t *>( |
| aom_memalign(kDataAlignment, sizeof(*hbuf_asm_) * 16)); |
| hbuf_c_ = reinterpret_cast<int16_t *>( |
| aom_memalign(kDataAlignment, sizeof(*hbuf_c_) * 16)); |
| } |
| |
| virtual void TearDown() { |
| aom_free(source_data_); |
| source_data_ = NULL; |
| aom_free(hbuf_c_); |
| hbuf_c_ = NULL; |
| aom_free(hbuf_asm_); |
| hbuf_asm_ = NULL; |
| } |
| |
| void RunComparison() { |
| ASM_REGISTER_STATE_CHECK(c_func_(hbuf_c_, source_data_, 0, height_)); |
| ASM_REGISTER_STATE_CHECK(asm_func_(hbuf_asm_, source_data_, 0, height_)); |
| EXPECT_EQ(0, memcmp(hbuf_c_, hbuf_asm_, sizeof(*hbuf_c_) * 16)) |
| << "Output mismatch"; |
| } |
| |
| private: |
| IntProRowFunc asm_func_; |
| IntProRowFunc c_func_; |
| int16_t *hbuf_asm_; |
| int16_t *hbuf_c_; |
| }; |
| |
| typedef int16_t (*IntProColFunc)(uint8_t const *ref, const int width); |
| |
| typedef std::tuple<int, IntProColFunc, IntProColFunc> IntProColParam; |
| |
| class IntProColTest : public AverageTestBase<uint8_t>, |
| public ::testing::WithParamInterface<IntProColParam> { |
| public: |
| IntProColTest() : AverageTestBase(GET_PARAM(0), 1), sum_asm_(0), sum_c_(0) { |
| asm_func_ = GET_PARAM(1); |
| c_func_ = GET_PARAM(2); |
| } |
| |
| protected: |
| void RunComparison() { |
| ASM_REGISTER_STATE_CHECK(sum_c_ = c_func_(source_data_, width_)); |
| ASM_REGISTER_STATE_CHECK(sum_asm_ = asm_func_(source_data_, width_)); |
| EXPECT_EQ(sum_c_, sum_asm_) << "Output mismatch"; |
| } |
| |
| private: |
| IntProColFunc asm_func_; |
| IntProColFunc c_func_; |
| int16_t sum_asm_; |
| int16_t sum_c_; |
| }; |
| |
| TEST_P(IntProRowTest, MinValue) { |
| FillConstant(0); |
| RunComparison(); |
| } |
| |
| TEST_P(IntProRowTest, MaxValue) { |
| FillConstant(255); |
| RunComparison(); |
| } |
| |
| TEST_P(IntProRowTest, Random) { |
| FillRandom(); |
| RunComparison(); |
| } |
| |
| TEST_P(IntProColTest, MinValue) { |
| FillConstant(0); |
| RunComparison(); |
| } |
| |
| TEST_P(IntProColTest, MaxValue) { |
| FillConstant(255); |
| RunComparison(); |
| } |
| |
| TEST_P(IntProColTest, Random) { |
| FillRandom(); |
| RunComparison(); |
| } |
| |
| using std::make_tuple; |
| |
| INSTANTIATE_TEST_SUITE_P( |
| C, AverageTest, |
| ::testing::Values(make_tuple(16, 16, 1, 8, &aom_avg_8x8_c), |
| make_tuple(16, 16, 1, 4, &aom_avg_4x4_c))); |
| |
| #if HAVE_SSE2 |
| INSTANTIATE_TEST_SUITE_P( |
| SSE2, AverageTest, |
| ::testing::Values(make_tuple(16, 16, 0, 8, &aom_avg_8x8_sse2), |
| make_tuple(16, 16, 5, 8, &aom_avg_8x8_sse2), |
| make_tuple(32, 32, 15, 8, &aom_avg_8x8_sse2), |
| make_tuple(16, 16, 0, 4, &aom_avg_4x4_sse2), |
| make_tuple(16, 16, 5, 4, &aom_avg_4x4_sse2), |
| make_tuple(32, 32, 15, 4, &aom_avg_4x4_sse2))); |
| |
| INSTANTIATE_TEST_SUITE_P( |
| SSE2, IntProRowTest, |
| ::testing::Values(make_tuple(16, &aom_int_pro_row_sse2, &aom_int_pro_row_c), |
| make_tuple(32, &aom_int_pro_row_sse2, &aom_int_pro_row_c), |
| make_tuple(64, &aom_int_pro_row_sse2, &aom_int_pro_row_c), |
| make_tuple(128, &aom_int_pro_row_sse2, |
| &aom_int_pro_row_c))); |
| |
| INSTANTIATE_TEST_SUITE_P( |
| SSE2, IntProColTest, |
| ::testing::Values(make_tuple(16, &aom_int_pro_col_sse2, &aom_int_pro_col_c), |
| make_tuple(32, &aom_int_pro_col_sse2, &aom_int_pro_col_c), |
| make_tuple(64, &aom_int_pro_col_sse2, &aom_int_pro_col_c), |
| make_tuple(128, &aom_int_pro_col_sse2, |
| &aom_int_pro_col_c))); |
| #endif |
| |
| #if HAVE_NEON |
| INSTANTIATE_TEST_SUITE_P( |
| NEON, AverageTest, |
| ::testing::Values(make_tuple(16, 16, 0, 8, &aom_avg_8x8_neon), |
| make_tuple(16, 16, 5, 8, &aom_avg_8x8_neon), |
| make_tuple(32, 32, 15, 8, &aom_avg_8x8_neon), |
| make_tuple(16, 16, 0, 4, &aom_avg_4x4_neon), |
| make_tuple(16, 16, 5, 4, &aom_avg_4x4_neon), |
| make_tuple(32, 32, 15, 4, &aom_avg_4x4_neon))); |
| #endif |
| |
| } // namespace |