ref: 36ffe64498d784757b0dacf5f359ac4e403f14da
dir: /test/vp9_avg_test.cc/
/* * 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 <limits.h> #include <stdio.h> #include <string.h> #include "third_party/googletest/src/include/gtest/gtest.h" #include "./vpx_config.h" #if CONFIG_VP9_ENCODER #include "./vp9_rtcd.h" #endif #include "test/acm_random.h" #include "test/clear_system_state.h" #include "test/register_state_check.h" #include "test/util.h" #include "vpx_mem/vpx_mem.h" using libvpx_test::ACMRandom; namespace { class AverageTestBase : public ::testing::Test { public: AverageTestBase(int width, int height) : width_(width), height_(height) {} static void SetUpTestCase() { source_data_ = reinterpret_cast<uint8_t*>( vpx_memalign(kDataAlignment, kDataBlockSize)); } static void TearDownTestCase() { vpx_free(source_data_); source_data_ = NULL; } virtual void TearDown() { libvpx_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_stride_ = (width_ + 31) & ~31; rnd_.Reset(ACMRandom::DeterministicSeed()); } // Sum Pixels unsigned int ReferenceAverage8x8(const uint8_t* source, int pitch ) { unsigned int average = 0; for (int h = 0; h < 8; ++h) for (int w = 0; w < 8; ++w) average += source[h * source_stride_ + w]; return ((average + 32) >> 6); } unsigned int ReferenceAverage4x4(const uint8_t* source, int pitch ) { unsigned int average = 0; for (int h = 0; h < 4; ++h) for (int w = 0; w < 4; ++w) average += source[h * source_stride_ + w]; return ((average + 8) >> 4); } void FillConstant(uint8_t 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_.Rand8(); } } int width_, height_; static uint8_t* source_data_; int source_stride_; ACMRandom rnd_; }; typedef unsigned int (*AverageFunction)(const uint8_t* s, int pitch); typedef std::tr1::tuple<int, int, int, int, AverageFunction> AvgFunc; class AverageTest : public AverageTestBase, public ::testing::WithParamInterface<AvgFunc>{ public: AverageTest() : AverageTestBase(GET_PARAM(0), GET_PARAM(1)) {} protected: void CheckAverages() { unsigned int expected = 0; if (GET_PARAM(3) == 8) { expected = ReferenceAverage8x8(source_data_+ GET_PARAM(2), source_stride_); } else if (GET_PARAM(3) == 4) { expected = ReferenceAverage4x4(source_data_+ GET_PARAM(2), source_stride_); } ASM_REGISTER_STATE_CHECK(GET_PARAM(4)(source_data_+ GET_PARAM(2), source_stride_)); unsigned int actual = GET_PARAM(4)(source_data_+ GET_PARAM(2), source_stride_); EXPECT_EQ(expected, actual); } }; typedef void (*IntProRowFunc)(int16_t hbuf[16], uint8_t const *ref, const int ref_stride, const int height); typedef std::tr1::tuple<int, IntProRowFunc, IntProRowFunc> IntProRowParam; class IntProRowTest : public AverageTestBase, 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() { hbuf_asm_ = reinterpret_cast<int16_t*>( vpx_memalign(kDataAlignment, sizeof(*hbuf_asm_) * 16)); hbuf_c_ = reinterpret_cast<int16_t*>( vpx_memalign(kDataAlignment, sizeof(*hbuf_c_) * 16)); } virtual void TearDown() { vpx_free(hbuf_c_); hbuf_c_ = NULL; vpx_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::tr1::tuple<int, IntProColFunc, IntProColFunc> IntProColParam; class IntProColTest : public AverageTestBase, 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_; }; uint8_t* AverageTestBase::source_data_ = NULL; 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(); } } 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::tr1::make_tuple; INSTANTIATE_TEST_CASE_P( C, AverageTest, ::testing::Values( make_tuple(16, 16, 1, 8, &vp9_avg_8x8_c), make_tuple(16, 16, 1, 4, &vp9_avg_4x4_c))); #if HAVE_SSE2 INSTANTIATE_TEST_CASE_P( SSE2, AverageTest, ::testing::Values( make_tuple(16, 16, 0, 8, &vp9_avg_8x8_sse2), make_tuple(16, 16, 5, 8, &vp9_avg_8x8_sse2), make_tuple(32, 32, 15, 8, &vp9_avg_8x8_sse2), make_tuple(16, 16, 0, 4, &vp9_avg_4x4_sse2), make_tuple(16, 16, 5, 4, &vp9_avg_4x4_sse2), make_tuple(32, 32, 15, 4, &vp9_avg_4x4_sse2))); INSTANTIATE_TEST_CASE_P( SSE2, IntProRowTest, ::testing::Values( make_tuple(16, &vp9_int_pro_row_sse2, &vp9_int_pro_row_c), make_tuple(32, &vp9_int_pro_row_sse2, &vp9_int_pro_row_c), make_tuple(64, &vp9_int_pro_row_sse2, &vp9_int_pro_row_c))); INSTANTIATE_TEST_CASE_P( SSE2, IntProColTest, ::testing::Values( make_tuple(16, &vp9_int_pro_col_sse2, &vp9_int_pro_col_c), make_tuple(32, &vp9_int_pro_col_sse2, &vp9_int_pro_col_c), make_tuple(64, &vp9_int_pro_col_sse2, &vp9_int_pro_col_c))); #endif #if HAVE_NEON INSTANTIATE_TEST_CASE_P( NEON, AverageTest, ::testing::Values( make_tuple(16, 16, 0, 8, &vp9_avg_8x8_neon), make_tuple(16, 16, 5, 8, &vp9_avg_8x8_neon), make_tuple(32, 32, 15, 8, &vp9_avg_8x8_neon))); INSTANTIATE_TEST_CASE_P( NEON, IntProRowTest, ::testing::Values( make_tuple(16, &vp9_int_pro_row_neon, &vp9_int_pro_row_c), make_tuple(32, &vp9_int_pro_row_neon, &vp9_int_pro_row_c), make_tuple(64, &vp9_int_pro_row_neon, &vp9_int_pro_row_c))); INSTANTIATE_TEST_CASE_P( NEON, IntProColTest, ::testing::Values( make_tuple(16, &vp9_int_pro_col_neon, &vp9_int_pro_col_c), make_tuple(32, &vp9_int_pro_col_neon, &vp9_int_pro_col_c), make_tuple(64, &vp9_int_pro_col_neon, &vp9_int_pro_col_c))); #endif #if HAVE_MSA INSTANTIATE_TEST_CASE_P( MSA, AverageTest, ::testing::Values( make_tuple(16, 16, 0, 8, &vp9_avg_8x8_msa), make_tuple(16, 16, 5, 8, &vp9_avg_8x8_msa), make_tuple(32, 32, 15, 8, &vp9_avg_8x8_msa), make_tuple(16, 16, 0, 4, &vp9_avg_4x4_msa), make_tuple(16, 16, 5, 4, &vp9_avg_4x4_msa), make_tuple(32, 32, 15, 4, &vp9_avg_4x4_msa))); #endif } // namespace