blob: 8236d5f7502a1b7663bf70ffed0456f758f661a0 [file] [log] [blame]
/*
* Copyright (c) 2018 The WebRTC 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 "modules/audio_processing/agc2/rnn_vad/test_utils.h"
#include "absl/memory/memory.h"
#include "rtc_base/checks.h"
#include "test/gtest.h"
#include "test/testsupport/file_utils.h"
namespace webrtc {
namespace rnn_vad {
namespace test {
namespace {
using ReaderPairType =
std::pair<std::unique_ptr<BinaryFileReader<float>>, const size_t>;
} // namespace
using webrtc::test::ResourcePath;
void ExpectEqualFloatArray(rtc::ArrayView<const float> expected,
rtc::ArrayView<const float> computed) {
ASSERT_EQ(expected.size(), computed.size());
for (size_t i = 0; i < expected.size(); ++i) {
SCOPED_TRACE(i);
EXPECT_FLOAT_EQ(expected[i], computed[i]);
}
}
void ExpectNearAbsolute(rtc::ArrayView<const float> expected,
rtc::ArrayView<const float> computed,
float tolerance) {
ASSERT_EQ(expected.size(), computed.size());
for (size_t i = 0; i < expected.size(); ++i) {
SCOPED_TRACE(i);
EXPECT_NEAR(expected[i], computed[i], tolerance);
}
}
std::pair<std::unique_ptr<BinaryFileReader<int16_t, float>>, const size_t>
CreatePcmSamplesReader(const size_t frame_length) {
auto ptr = absl::make_unique<BinaryFileReader<int16_t, float>>(
test::ResourcePath("audio_processing/agc2/rnn_vad/samples", "pcm"),
frame_length);
// The last incomplete frame is ignored.
return {std::move(ptr), ptr->data_length() / frame_length};
}
ReaderPairType CreatePitchBuffer24kHzReader() {
constexpr size_t cols = 864;
auto ptr = absl::make_unique<BinaryFileReader<float>>(
ResourcePath("audio_processing/agc2/rnn_vad/pitch_buf_24k", "dat"), cols);
return {std::move(ptr), rtc::CheckedDivExact(ptr->data_length(), cols)};
}
ReaderPairType CreateLpResidualAndPitchPeriodGainReader() {
constexpr size_t num_lp_residual_coeffs = 864;
auto ptr = absl::make_unique<BinaryFileReader<float>>(
ResourcePath("audio_processing/agc2/rnn_vad/pitch_lp_res", "dat"),
num_lp_residual_coeffs);
return {std::move(ptr),
rtc::CheckedDivExact(ptr->data_length(), 2 + num_lp_residual_coeffs)};
}
ReaderPairType CreateVadProbsReader() {
auto ptr = absl::make_unique<BinaryFileReader<float>>(
test::ResourcePath("audio_processing/agc2/rnn_vad/vad_prob", "dat"));
return {std::move(ptr), ptr->data_length()};
}
PitchTestData::PitchTestData() {
BinaryFileReader<float> test_data_reader(
ResourcePath("audio_processing/agc2/rnn_vad/pitch_search_int", "dat"),
static_cast<size_t>(1396));
test_data_reader.ReadChunk(test_data_);
}
PitchTestData::~PitchTestData() = default;
rtc::ArrayView<const float, kBufSize24kHz> PitchTestData::GetPitchBufView()
const {
return {test_data_.data(), kBufSize24kHz};
}
rtc::ArrayView<const float, kNumPitchBufSquareEnergies>
PitchTestData::GetPitchBufSquareEnergiesView() const {
return {test_data_.data() + kBufSize24kHz, kNumPitchBufSquareEnergies};
}
rtc::ArrayView<const float, kNumPitchBufAutoCorrCoeffs>
PitchTestData::GetPitchBufAutoCorrCoeffsView() const {
return {test_data_.data() + kBufSize24kHz + kNumPitchBufSquareEnergies,
kNumPitchBufAutoCorrCoeffs};
}
} // namespace test
} // namespace rnn_vad
} // namespace webrtc