зеркало из https://github.com/mozilla/gecko-dev.git
267 строки
9.5 KiB
C++
267 строки
9.5 KiB
C++
/*
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* Copyright (c) 2016, Alliance for Open Media. All rights reserved
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*
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* This source code is subject to the terms of the BSD 2 Clause License and
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* the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
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* was not distributed with this source code in the LICENSE file, you can
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* obtain it at www.aomedia.org/license/software. If the Alliance for Open
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* Media Patent License 1.0 was not distributed with this source code in the
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* PATENTS file, you can obtain it at www.aomedia.org/license/patent.
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*/
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#include <string>
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#include "third_party/googletest/src/googletest/include/gtest/gtest.h"
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#include "config/aom_config.h"
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#include "config/aom_dsp_rtcd.h"
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#include "test/acm_random.h"
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#include "test/clear_system_state.h"
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#include "test/register_state_check.h"
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#include "test/util.h"
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#include "av1/common/blockd.h"
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#include "av1/common/common.h"
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#include "av1/common/pred_common.h"
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#include "aom_mem/aom_mem.h"
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namespace {
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using libaom_test::ACMRandom;
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const int count_test_block = 100000;
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typedef void (*HighbdIntraPred)(uint16_t *dst, ptrdiff_t stride,
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const uint16_t *above, const uint16_t *left,
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int bps);
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typedef void (*IntraPred)(uint8_t *dst, ptrdiff_t stride, const uint8_t *above,
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const uint8_t *left);
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} // namespace
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// NOTE: Under gcc version 7.3.0 (Debian 7.3.0-5), if this template is in the
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// anonymous namespace, then we get a strange compiler warning in
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// the begin() and end() methods of the ParamGenerator template class in
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// gtest/internal/gtest-param-util.h:
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// warning: ‘<anonymous>’ is used uninitialized in this function
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// As a workaround, put this template outside the anonymous namespace.
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// See bug aomedia:2003.
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template <typename FuncType>
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struct IntraPredFunc {
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IntraPredFunc(FuncType pred = NULL, FuncType ref = NULL,
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int block_width_value = 0, int block_height_value = 0,
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int bit_depth_value = 0)
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: pred_fn(pred), ref_fn(ref), block_width(block_width_value),
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block_height(block_height_value), bit_depth(bit_depth_value) {}
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FuncType pred_fn;
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FuncType ref_fn;
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int block_width;
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int block_height;
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int bit_depth;
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};
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namespace {
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template <typename FuncType, typename Pixel>
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class AV1IntraPredTest
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: public ::testing::TestWithParam<IntraPredFunc<FuncType> > {
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public:
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void RunTest(Pixel *left_col, Pixel *above_data, Pixel *dst, Pixel *ref_dst) {
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ACMRandom rnd(ACMRandom::DeterministicSeed());
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const int block_width = params_.block_width;
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const int block_height = params_.block_height;
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above_row_ = above_data + 16;
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left_col_ = left_col;
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dst_ = dst;
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ref_dst_ = ref_dst;
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int error_count = 0;
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for (int i = 0; i < count_test_block; ++i) {
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// Fill edges with random data, try first with saturated values.
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for (int x = -1; x <= block_width * 2; x++) {
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if (i == 0) {
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above_row_[x] = mask_;
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} else {
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above_row_[x] = rnd.Rand16() & mask_;
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}
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}
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for (int y = 0; y < block_height; y++) {
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if (i == 0) {
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left_col_[y] = mask_;
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} else {
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left_col_[y] = rnd.Rand16() & mask_;
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}
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}
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Predict();
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CheckPrediction(i, &error_count);
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}
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ASSERT_EQ(0, error_count);
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}
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protected:
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virtual void SetUp() {
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params_ = this->GetParam();
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stride_ = params_.block_width * 3;
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mask_ = (1 << params_.bit_depth) - 1;
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}
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virtual void Predict() = 0;
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void CheckPrediction(int test_case_number, int *error_count) const {
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// For each pixel ensure that the calculated value is the same as reference.
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const int block_width = params_.block_width;
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const int block_height = params_.block_height;
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for (int y = 0; y < block_height; y++) {
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for (int x = 0; x < block_width; x++) {
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*error_count += ref_dst_[x + y * stride_] != dst_[x + y * stride_];
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if (*error_count == 1) {
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ASSERT_EQ(ref_dst_[x + y * stride_], dst_[x + y * stride_])
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<< " Failed on Test Case Number " << test_case_number
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<< " location: x = " << x << " y = " << y;
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}
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}
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}
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}
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Pixel *above_row_;
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Pixel *left_col_;
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Pixel *dst_;
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Pixel *ref_dst_;
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ptrdiff_t stride_;
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int mask_;
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IntraPredFunc<FuncType> params_;
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};
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class HighbdIntraPredTest : public AV1IntraPredTest<HighbdIntraPred, uint16_t> {
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protected:
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void Predict() {
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const int bit_depth = params_.bit_depth;
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params_.ref_fn(ref_dst_, stride_, above_row_, left_col_, bit_depth);
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ASM_REGISTER_STATE_CHECK(
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params_.pred_fn(dst_, stride_, above_row_, left_col_, bit_depth));
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}
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};
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class LowbdIntraPredTest : public AV1IntraPredTest<IntraPred, uint8_t> {
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protected:
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void Predict() {
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params_.ref_fn(ref_dst_, stride_, above_row_, left_col_);
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ASM_REGISTER_STATE_CHECK(
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params_.pred_fn(dst_, stride_, above_row_, left_col_));
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}
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};
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// Suppress an unitialized warning. Once there are implementations to test then
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// this can be restored.
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TEST_P(HighbdIntraPredTest, Bitexact) {
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// max block size is 64
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DECLARE_ALIGNED(16, uint16_t, left_col[2 * 64]);
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DECLARE_ALIGNED(16, uint16_t, above_data[2 * 64 + 64]);
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DECLARE_ALIGNED(16, uint16_t, dst[3 * 64 * 64]);
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DECLARE_ALIGNED(16, uint16_t, ref_dst[3 * 64 * 64]);
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av1_zero(left_col);
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av1_zero(above_data);
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RunTest(left_col, above_data, dst, ref_dst);
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}
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// Same issue as above but for arm.
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#if !HAVE_NEON
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TEST_P(LowbdIntraPredTest, Bitexact) {
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// max block size is 32
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DECLARE_ALIGNED(16, uint8_t, left_col[2 * 32]);
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DECLARE_ALIGNED(16, uint8_t, above_data[2 * 32 + 32]);
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DECLARE_ALIGNED(16, uint8_t, dst[3 * 32 * 32]);
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DECLARE_ALIGNED(16, uint8_t, ref_dst[3 * 32 * 32]);
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av1_zero(left_col);
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av1_zero(above_data);
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RunTest(left_col, above_data, dst, ref_dst);
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}
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#endif // !HAVE_NEON
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// -----------------------------------------------------------------------------
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// High Bit Depth Tests
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#define highbd_entry(type, width, height, opt, bd) \
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IntraPredFunc<HighbdIntraPred>( \
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&aom_highbd_##type##_predictor_##width##x##height##_##opt, \
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&aom_highbd_##type##_predictor_##width##x##height##_c, width, height, \
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bd)
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#if 0
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#define highbd_intrapred(type, opt, bd) \
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highbd_entry(type, 4, 4, opt, bd), highbd_entry(type, 4, 8, opt, bd), \
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highbd_entry(type, 8, 4, opt, bd), highbd_entry(type, 8, 8, opt, bd), \
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highbd_entry(type, 8, 16, opt, bd), highbd_entry(type, 16, 8, opt, bd), \
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highbd_entry(type, 16, 16, opt, bd), \
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highbd_entry(type, 16, 32, opt, bd), \
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highbd_entry(type, 32, 16, opt, bd), highbd_entry(type, 32, 32, opt, bd)
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#endif
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// ---------------------------------------------------------------------------
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// Low Bit Depth Tests
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#define lowbd_entry(type, width, height, opt) \
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IntraPredFunc<IntraPred>(&aom_##type##_predictor_##width##x##height##_##opt, \
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&aom_##type##_predictor_##width##x##height##_c, \
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width, height, 8)
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#define lowbd_intrapred(type, opt) \
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lowbd_entry(type, 4, 4, opt), lowbd_entry(type, 4, 8, opt), \
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lowbd_entry(type, 8, 4, opt), lowbd_entry(type, 8, 8, opt), \
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lowbd_entry(type, 8, 16, opt), lowbd_entry(type, 16, 8, opt), \
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lowbd_entry(type, 16, 16, opt), lowbd_entry(type, 16, 32, opt), \
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lowbd_entry(type, 32, 16, opt), lowbd_entry(type, 32, 32, opt)
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#if HAVE_SSE2
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const IntraPredFunc<IntraPred> LowbdIntraPredTestVector[] = {
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lowbd_intrapred(dc, sse2), lowbd_intrapred(dc_top, sse2),
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lowbd_intrapred(dc_left, sse2), lowbd_intrapred(dc_128, sse2),
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lowbd_intrapred(v, sse2), lowbd_intrapred(h, sse2),
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};
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INSTANTIATE_TEST_CASE_P(SSE2, LowbdIntraPredTest,
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::testing::ValuesIn(LowbdIntraPredTestVector));
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#endif // HAVE_SSE2
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#if HAVE_SSSE3
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const IntraPredFunc<IntraPred> LowbdIntraPredTestVectorSsse3[] = {
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lowbd_intrapred(paeth, ssse3),
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lowbd_intrapred(smooth, ssse3),
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};
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INSTANTIATE_TEST_CASE_P(SSSE3, LowbdIntraPredTest,
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::testing::ValuesIn(LowbdIntraPredTestVectorSsse3));
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#endif // HAVE_SSSE3
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#if HAVE_AVX2
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const IntraPredFunc<IntraPred> LowbdIntraPredTestVectorAvx2[] = {
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lowbd_entry(dc, 32, 32, avx2), lowbd_entry(dc_top, 32, 32, avx2),
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lowbd_entry(dc_left, 32, 32, avx2), lowbd_entry(dc_128, 32, 32, avx2),
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lowbd_entry(v, 32, 32, avx2), lowbd_entry(h, 32, 32, avx2),
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lowbd_entry(dc, 32, 16, avx2), lowbd_entry(dc_top, 32, 16, avx2),
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lowbd_entry(dc_left, 32, 16, avx2), lowbd_entry(dc_128, 32, 16, avx2),
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lowbd_entry(v, 32, 16, avx2), lowbd_entry(paeth, 16, 8, avx2),
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lowbd_entry(paeth, 16, 16, avx2), lowbd_entry(paeth, 16, 32, avx2),
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lowbd_entry(paeth, 32, 16, avx2), lowbd_entry(paeth, 32, 32, avx2),
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};
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INSTANTIATE_TEST_CASE_P(AVX2, LowbdIntraPredTest,
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::testing::ValuesIn(LowbdIntraPredTestVectorAvx2));
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#endif // HAVE_AVX2
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#if HAVE_NEON
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const IntraPredFunc<HighbdIntraPred> HighbdIntraPredTestVectorNeon[] = {
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highbd_entry(dc, 4, 4, neon, 8), highbd_entry(dc, 8, 8, neon, 8),
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highbd_entry(dc, 16, 16, neon, 8), highbd_entry(dc, 32, 32, neon, 8),
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highbd_entry(dc, 64, 64, neon, 8),
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};
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INSTANTIATE_TEST_CASE_P(NEON, HighbdIntraPredTest,
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::testing::ValuesIn(HighbdIntraPredTestVectorNeon));
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#endif // HAVE_NEON
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} // namespace
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