audio/aidl/vts/VtsHalVisualizerTargetTest.cpp - android_hardware_interfaces - Gitiles

 /*
  * Copyright (C) 2022 The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
  *      http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */

 #include <unordered_set>

 #define LOG_TAG "VtsHalVisualizerTest"
 #include <android-base/logging.h>
 #include <android/binder_enums.h>
 #include <audio_utils/power.h>

 #include "EffectHelper.h"

 using namespace android;

 using aidl::android::hardware::audio::common::getChannelCount;
 using aidl::android::hardware::audio::effect::Descriptor;
 using aidl::android::hardware::audio::effect::getEffectTypeUuidVisualizer;
 using aidl::android::hardware::audio::effect::IEffect;
 using aidl::android::hardware::audio::effect::IFactory;
 using aidl::android::hardware::audio::effect::Parameter;
 using aidl::android::hardware::audio::effect::Visualizer;
 using android::hardware::audio::common::testing::detail::TestExecutionTracer;

 /**
  * Here we focus on specific parameter checking, general IEffect interfaces testing performed in
  * VtsAudioEffectTargetTest.
  */
 enum ParamName {
     PARAM_INSTANCE_NAME,
     PARAM_CAPTURE_SIZE,
     PARAM_SCALING_MODE,
     PARAM_MEASUREMENT_MODE,
     PARAM_LATENCY,
 };
 using VisualizerTestParam = std::tuple<std::pair<std::shared_ptr<IFactory>, Descriptor>, int,
                                        Visualizer::ScalingMode, Visualizer::MeasurementMode, int>;

 class VisualizerTestHelper : public EffectHelper {
   public:
     VisualizerTestHelper(
             std::pair<std::shared_ptr<IFactory>, Descriptor> descPair = {}, int captureSize = 128,
             int latency = 0,
             Visualizer::ScalingMode scalingMode = Visualizer::ScalingMode::NORMALIZED,
             Visualizer::MeasurementMode measurementMode = Visualizer::MeasurementMode::NONE)
         : mCaptureSize(captureSize),
           mLatency(latency),
           mScalingMode(scalingMode),
           mMeasurementMode(measurementMode),
           mInputBuffer(mBufferSizeInFrames),
           mOutputBuffer(mBufferSizeInFrames) {
         std::tie(mFactory, mDescriptor) = descPair;
     }

     void SetUpVisualizer() {
         ASSERT_NE(nullptr, mFactory);
         ASSERT_NO_FATAL_FAILURE(create(mFactory, mEffect, mDescriptor));

         AudioChannelLayout inputLayout = AudioChannelLayout::make<AudioChannelLayout::layoutMask>(
                 AudioChannelLayout::LAYOUT_MONO);
         AudioChannelLayout outputLayout = inputLayout;

         Parameter::Common common = createParamCommon(
                 0 /* session */, 1 /* ioHandle */, mBufferSizeInFrames /* iSampleRate */,
                 mBufferSizeInFrames /* oSampleRate */, kInputFrameCount /* iFrameCount */,
                 kOutputFrameCount /* oFrameCount */, inputLayout, outputLayout);
         ASSERT_NO_FATAL_FAILURE(open(mEffect, common, std::nullopt, &mOpenEffectReturn, EX_NONE));
         ASSERT_NE(nullptr, mEffect);
         mVersion = EffectFactoryHelper::getHalVersion(mFactory);
     }

     void TearDownVisualizer() {
         ASSERT_NO_FATAL_FAILURE(close(mEffect));
         ASSERT_NO_FATAL_FAILURE(destroy(mFactory, mEffect));
         mOpenEffectReturn = IEffect::OpenEffectReturn{};
     }

     void SetAndGetParameters(bool* allParamsValid = nullptr) {
         if (allParamsValid != nullptr) *allParamsValid = true;
         for (auto& it : mCommonTags) {
             auto& tag = it.first;
             auto& vs = it.second;

             // validate parameter
             Descriptor desc;
             ASSERT_STATUS(EX_NONE, mEffect->getDescriptor(&desc));
             const bool valid = isParameterValid<Visualizer, Range::visualizer>(vs, desc);
             const binder_exception_t expected = valid ? EX_NONE : EX_ILLEGAL_ARGUMENT;
             if (expected == EX_ILLEGAL_ARGUMENT && allParamsValid != nullptr) {
                 *allParamsValid = false;
             }

             // set parameter
             Parameter expectParam;
             Parameter::Specific specific;
             specific.set<Parameter::Specific::visualizer>(vs);
             expectParam.set<Parameter::specific>(specific);
             EXPECT_STATUS(expected, mEffect->setParameter(expectParam)) << expectParam.toString();

             // only get if parameter in range and set success
             if (expected == EX_NONE) {
                 Parameter getParam;
                 Parameter::Id id;
                 Visualizer::Id vsId;
                 vsId.set<Visualizer::Id::commonTag>(tag);
                 id.set<Parameter::Id::visualizerTag>(vsId);
                 EXPECT_STATUS(EX_NONE, mEffect->getParameter(id, &getParam))
                         << " with: " << id.toString();
                 EXPECT_EQ(expectParam, getParam) << "\nexpect:" << expectParam.toString()
                                                  << "\ngetParam:" << getParam.toString();
             }
         }
     }

     void addCaptureSizeParam(int captureSize) {
         mCommonTags.push_back({Visualizer::captureSamples,
                                Visualizer::make<Visualizer::captureSamples>(captureSize)});
     }

     void addScalingModeParam(Visualizer::ScalingMode scalingMode) {
         mCommonTags.push_back(
                 {Visualizer::scalingMode, Visualizer::make<Visualizer::scalingMode>(scalingMode)});
     }

     void addMeasurementModeParam(Visualizer::MeasurementMode measurementMode) {
         mCommonTags.push_back({Visualizer::measurementMode,
                                Visualizer::make<Visualizer::measurementMode>(measurementMode)});
     }

     void addLatencyParam(int latency) {
         mCommonTags.push_back(
                 {Visualizer::latencyMs, Visualizer::make<Visualizer::latencyMs>(latency)});
     }

     static std::unordered_set<Visualizer::ScalingMode> getScalingModeValues() {
         return {ndk::enum_range<Visualizer::ScalingMode>().begin(),
                 ndk::enum_range<Visualizer::ScalingMode>().end()};
     }

     static constexpr long kInputFrameCount = 0x100, kOutputFrameCount = 0x100;
     const size_t mChannelCount =
             getChannelCount(AudioChannelLayout::make<AudioChannelLayout::layoutMask>(
                     AudioChannelLayout::LAYOUT_MONO));
     const size_t mBufferSizeInFrames = kInputFrameCount * mChannelCount;
     const int mCaptureSize;
     const int mLatency;
     const Visualizer::ScalingMode mScalingMode;
     const Visualizer::MeasurementMode mMeasurementMode;
     int mVersion;
     std::vector<float> mInputBuffer;
     std::vector<float> mOutputBuffer;
     std::shared_ptr<IEffect> mEffect;
     std::shared_ptr<IFactory> mFactory;
     Descriptor mDescriptor;
     IEffect::OpenEffectReturn mOpenEffectReturn;

   private:
     std::vector<std::pair<Visualizer::Tag, Visualizer>> mCommonTags;
     void CleanUp() { mCommonTags.clear(); }
 };

 class VisualizerParamTest : public ::testing::TestWithParam<VisualizerTestParam>,
                             public VisualizerTestHelper {
   public:
     VisualizerParamTest()
         : VisualizerTestHelper(std::get<PARAM_INSTANCE_NAME>(GetParam()),
                                std::get<PARAM_CAPTURE_SIZE>(GetParam()),
                                std::get<PARAM_LATENCY>(GetParam()),
                                std::get<PARAM_SCALING_MODE>(GetParam()),
                                std::get<PARAM_MEASUREMENT_MODE>(GetParam())) {
         generateInputBuffer(mInputBuffer, 0, true, mChannelCount, kMaxAudioSampleValue);
     }

     void SetUp() override { ASSERT_NO_FATAL_FAILURE(SetUpVisualizer()); }

     void TearDown() override { TearDownVisualizer(); }

     static std::unordered_set<Visualizer::MeasurementMode> getMeasurementModeValues() {
         return {ndk::enum_range<Visualizer::MeasurementMode>().begin(),
                 ndk::enum_range<Visualizer::MeasurementMode>().end()};
     }
 };

 TEST_P(VisualizerParamTest, SetAndGetCaptureSize) {
     addCaptureSizeParam(mCaptureSize);
     ASSERT_NO_FATAL_FAILURE(SetAndGetParameters());
 }

 TEST_P(VisualizerParamTest, SetAndGetScalingMode) {
     addScalingModeParam(mScalingMode);
     ASSERT_NO_FATAL_FAILURE(SetAndGetParameters());
 }

 TEST_P(VisualizerParamTest, SetAndGetMeasurementMode) {
     addMeasurementModeParam(mMeasurementMode);
     ASSERT_NO_FATAL_FAILURE(SetAndGetParameters());
 }

 TEST_P(VisualizerParamTest, SetAndGetLatency) {
     addLatencyParam(mLatency);
     ASSERT_NO_FATAL_FAILURE(SetAndGetParameters());
 }

 TEST_P(VisualizerParamTest, testCaptureSampleBufferSizeAndOutput) {
     SKIP_TEST_IF_DATA_UNSUPPORTED(mDescriptor.common.flags);

     bool allParamsValid = true;
     addCaptureSizeParam(mCaptureSize);
     addScalingModeParam(mScalingMode);
     addMeasurementModeParam(mMeasurementMode);
     addLatencyParam(mLatency);
     ASSERT_NO_FATAL_FAILURE(SetAndGetParameters(&allParamsValid));

     Parameter getParam;
     Parameter::Id id;
     Visualizer::Id vsId;
     vsId.set<Visualizer::Id::commonTag>(Visualizer::captureSampleBuffer);
     id.set<Parameter::Id::visualizerTag>(vsId);
     EXPECT_STATUS(EX_NONE, mEffect->getParameter(id, &getParam)) << " with: " << id.toString();

     ASSERT_NO_FATAL_FAILURE(processAndWriteToOutput(mInputBuffer, mOutputBuffer, mEffect,
                                                     &mOpenEffectReturn, mVersion));
     ASSERT_EQ(mInputBuffer, mOutputBuffer);

     if (allParamsValid) {
         std::vector<uint8_t> captureBuffer = getParam.get<Parameter::specific>()
                                                      .get<Parameter::Specific::visualizer>()
                                                      .get<Visualizer::captureSampleBuffer>();
         ASSERT_EQ((size_t)mCaptureSize, captureBuffer.size());
     }
 }

 class VisualizerDataTest : public ::testing::TestWithParam<VisualizerTestParam>,
                            public VisualizerTestHelper {
   public:
     VisualizerDataTest()
         : VisualizerTestHelper(std::get<PARAM_INSTANCE_NAME>(GetParam()),
                                std::get<PARAM_CAPTURE_SIZE>(GetParam()),
                                std::get<PARAM_LATENCY>(GetParam()),
                                std::get<PARAM_SCALING_MODE>(GetParam()),
                                std::get<PARAM_MEASUREMENT_MODE>(GetParam())) {}

     void SetUp() override { ASSERT_NO_FATAL_FAILURE(SetUpVisualizer()); }

     void TearDown() override { TearDownVisualizer(); }
 };

 TEST_P(VisualizerDataTest, testScalingModeParameters) {
     SKIP_TEST_IF_DATA_UNSUPPORTED(mDescriptor.common.flags);

     // This test holds true for the following range
     static_assert(kMaxAudioSampleValue <= 1.0 && kMaxAudioSampleValue > 0.0,
                   "Valid range of kMaxAudioSample value for the test: (0.0, 1.0]");

     constexpr float kPowerToleranceDb = 0.5;

     ASSERT_NO_FATAL_FAILURE(generateSineWave(1000, mInputBuffer, 1.0, mBufferSizeInFrames,
                                              AudioChannelLayout::LAYOUT_MONO));
     const float expectedPowerNormalized = audio_utils_compute_power_mono(
             mInputBuffer.data(), AUDIO_FORMAT_PCM_FLOAT, mInputBuffer.size());

     const std::vector<float> testMaxAudioSampleValueList = {
             0.25 * kMaxAudioSampleValue, 0.5 * kMaxAudioSampleValue, 0.75 * kMaxAudioSampleValue,
             kMaxAudioSampleValue};

     Parameter::Id idCsb;
     Visualizer::Id vsIdCsb;
     vsIdCsb.set<Visualizer::Id::commonTag>(Visualizer::captureSampleBuffer);
     idCsb.set<Parameter::Id::visualizerTag>(vsIdCsb);

     for (float maxAudioSampleValue : testMaxAudioSampleValueList) {
         bool allParamsValid = true;
         addCaptureSizeParam(mCaptureSize);
         addScalingModeParam(mScalingMode);
         addLatencyParam(mLatency);
         ASSERT_NO_FATAL_FAILURE(SetAndGetParameters(&allParamsValid));

         ASSERT_NO_FATAL_FAILURE(generateSineWave(std::vector<int>{1000}, mInputBuffer,
                                                  maxAudioSampleValue, mBufferSizeInFrames,
                                                  AudioChannelLayout::LAYOUT_MONO));

         // The stop and reset calls to the effect are made towards the end in order to fetch the
         // captureSampleBuffer values
         ASSERT_NO_FATAL_FAILURE(processAndWriteToOutput(mInputBuffer, mOutputBuffer, mEffect,
                                                         &mOpenEffectReturn, mVersion, 1, false));
         if (allParamsValid) {
             Parameter getParam;
             EXPECT_STATUS(EX_NONE, mEffect->getParameter(idCsb, &getParam))
                     << " with: " << idCsb.toString();
             std::vector<uint8_t> captureBuffer = getParam.get<Parameter::specific>()
                                                          .get<Parameter::Specific::visualizer>()
                                                          .get<Visualizer::captureSampleBuffer>();
             ASSERT_EQ((size_t)mCaptureSize, captureBuffer.size());

             float currPowerCsb = audio_utils_compute_power_mono(
                     captureBuffer.data(), AUDIO_FORMAT_PCM_8_BIT, mCaptureSize);

             if (mScalingMode == Visualizer::ScalingMode::NORMALIZED) {
                 EXPECT_NEAR(currPowerCsb, expectedPowerNormalized, kPowerToleranceDb);
             } else {
                 float powerI = audio_utils_compute_power_mono(
                         mInputBuffer.data(), AUDIO_FORMAT_PCM_FLOAT, mInputBuffer.size());
                 EXPECT_NEAR(currPowerCsb, powerI, kPowerToleranceDb);
             }
         }
         ASSERT_NO_FATAL_FAILURE(command(mEffect, CommandId::STOP));
         ASSERT_NO_FATAL_FAILURE(command(mEffect, CommandId::RESET));
     }
 }

 std::vector<std::pair<std::shared_ptr<IFactory>, Descriptor>> kDescPair;
 INSTANTIATE_TEST_SUITE_P(
         VisualizerParamTest, VisualizerParamTest,
         ::testing::Combine(
                 testing::ValuesIn(kDescPair = EffectFactoryHelper::getAllEffectDescriptors(
                                           IFactory::descriptor, getEffectTypeUuidVisualizer())),
                 testing::ValuesIn(EffectHelper::getTestValueSet<Visualizer, int, Range::visualizer,
                                                                 Visualizer::captureSamples>(
                         kDescPair, EffectHelper::expandTestValueBasic<int>)),
                 testing::ValuesIn(VisualizerTestHelper::getScalingModeValues()),
                 testing::ValuesIn(VisualizerParamTest::getMeasurementModeValues()),
                 testing::ValuesIn(EffectHelper::getTestValueSet<Visualizer, int, Range::visualizer,
                                                                 Visualizer::latencyMs>(
                         kDescPair, EffectHelper::expandTestValueBasic<int>))),
         [](const testing::TestParamInfo<VisualizerParamTest::ParamType>& info) {
             auto descriptor = std::get<PARAM_INSTANCE_NAME>(info.param).second;
             std::string captureSize = std::to_string(std::get<PARAM_CAPTURE_SIZE>(info.param));
             std::string scalingMode = aidl::android::hardware::audio::effect::toString(
                     std::get<PARAM_SCALING_MODE>(info.param));
             std::string measurementMode = aidl::android::hardware::audio::effect::toString(
                     std::get<PARAM_MEASUREMENT_MODE>(info.param));
             std::string latency = std::to_string(std::get<PARAM_LATENCY>(info.param));

             std::string name = getPrefix(descriptor) + "_captureSize" + captureSize +
                                "_scalingMode" + scalingMode + "_measurementMode" + measurementMode +
                                "_latency" + latency;
             std::replace_if(
                     name.begin(), name.end(), [](const char c) { return !std::isalnum(c); }, '_');
             return name;
         });

 GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(VisualizerParamTest);

 INSTANTIATE_TEST_SUITE_P(
         VisualizerDataTest, VisualizerDataTest,
         ::testing::Combine(
                 testing::ValuesIn(kDescPair = EffectFactoryHelper::getAllEffectDescriptors(
                                           IFactory::descriptor, getEffectTypeUuidVisualizer())),
                 testing::Values(128),  // captureSize
                 testing::ValuesIn(VisualizerTestHelper::getScalingModeValues()),
                 testing::Values(Visualizer::MeasurementMode::PEAK_RMS),
                 testing::Values(0)  // latency
                 ),
         [](const testing::TestParamInfo<VisualizerDataTest::ParamType>& info) {
             auto descriptor = std::get<PARAM_INSTANCE_NAME>(info.param).second;
             std::string captureSize = std::to_string(std::get<PARAM_CAPTURE_SIZE>(info.param));
             std::string scalingMode = aidl::android::hardware::audio::effect::toString(
                     std::get<PARAM_SCALING_MODE>(info.param));
             std::string measurementMode = aidl::android::hardware::audio::effect::toString(
                     std::get<PARAM_MEASUREMENT_MODE>(info.param));
             std::string latency = std::to_string(std::get<PARAM_LATENCY>(info.param));

             std::string name = getPrefix(descriptor) + "_captureSize" + captureSize +
                                "_scalingMode" + scalingMode + "_measurementMode" + measurementMode +
                                "_latency" + latency;
             std::replace_if(
                     name.begin(), name.end(), [](const char c) { return !std::isalnum(c); }, '_');
             return name;
         });

 GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(VisualizerDataTest);

 int main(int argc, char** argv) {
     ::testing::InitGoogleTest(&argc, argv);
     ::testing::UnitTest::GetInstance()->listeners().Append(new TestExecutionTracer());
     ABinderProcess_setThreadPoolMaxThreadCount(1);
     ABinderProcess_startThreadPool();
     return RUN_ALL_TESTS();
 }
	/*
	* Copyright (C) 2022 The Android Open Source Project
	*
	* Licensed under the Apache License, Version 2.0 (the "License");
	* you may not use this file except in compliance with the License.
	* You may obtain a copy of the License at
	*
	* http://www.apache.org/licenses/LICENSE-2.0
	*
	* Unless required by applicable law or agreed to in writing, software
	* distributed under the License is distributed on an "AS IS" BASIS,
	* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
	* See the License for the specific language governing permissions and
	* limitations under the License.
	*/

	#include <unordered_set>

	#define LOG_TAG "VtsHalVisualizerTest"
	#include <android-base/logging.h>
	#include <android/binder_enums.h>
	#include <audio_utils/power.h>

	#include "EffectHelper.h"

	using namespace android;

	using aidl::android::hardware::audio::common::getChannelCount;
	using aidl::android::hardware::audio::effect::Descriptor;
	using aidl::android::hardware::audio::effect::getEffectTypeUuidVisualizer;
	using aidl::android::hardware::audio::effect::IEffect;
	using aidl::android::hardware::audio::effect::IFactory;
	using aidl::android::hardware::audio::effect::Parameter;
	using aidl::android::hardware::audio::effect::Visualizer;
	using android::hardware::audio::common::testing::detail::TestExecutionTracer;

	/**
	* Here we focus on specific parameter checking, general IEffect interfaces testing performed in
	* VtsAudioEffectTargetTest.
	*/
	enum ParamName {
	PARAM_INSTANCE_NAME,
	PARAM_CAPTURE_SIZE,
	PARAM_SCALING_MODE,
	PARAM_MEASUREMENT_MODE,
	PARAM_LATENCY,
	};
	using VisualizerTestParam = std::tuple<std::pair<std::shared_ptr<IFactory>, Descriptor>, int,
	Visualizer::ScalingMode, Visualizer::MeasurementMode, int>;

	class VisualizerTestHelper : public EffectHelper {
	public:
	VisualizerTestHelper(
	std::pair<std::shared_ptr<IFactory>, Descriptor> descPair = {}, int captureSize = 128,
	int latency = 0,
	Visualizer::ScalingMode scalingMode = Visualizer::ScalingMode::NORMALIZED,
	Visualizer::MeasurementMode measurementMode = Visualizer::MeasurementMode::NONE)
	: mCaptureSize(captureSize),
	mLatency(latency),
	mScalingMode(scalingMode),
	mMeasurementMode(measurementMode),
	mInputBuffer(mBufferSizeInFrames),
	mOutputBuffer(mBufferSizeInFrames) {
	std::tie(mFactory, mDescriptor) = descPair;
	}

	void SetUpVisualizer() {
	ASSERT_NE(nullptr, mFactory);
	ASSERT_NO_FATAL_FAILURE(create(mFactory, mEffect, mDescriptor));

	AudioChannelLayout inputLayout = AudioChannelLayout::make<AudioChannelLayout::layoutMask>(
	AudioChannelLayout::LAYOUT_MONO);
	AudioChannelLayout outputLayout = inputLayout;

	Parameter::Common common = createParamCommon(
	0 /* session /, 1 / ioHandle /, mBufferSizeInFrames / iSampleRate */,
	mBufferSizeInFrames /* oSampleRate /, kInputFrameCount / iFrameCount */,
	kOutputFrameCount /* oFrameCount */, inputLayout, outputLayout);
	ASSERT_NO_FATAL_FAILURE(open(mEffect, common, std::nullopt, &mOpenEffectReturn, EX_NONE));
	ASSERT_NE(nullptr, mEffect);
	mVersion = EffectFactoryHelper::getHalVersion(mFactory);
	}

	void TearDownVisualizer() {
	ASSERT_NO_FATAL_FAILURE(close(mEffect));
	ASSERT_NO_FATAL_FAILURE(destroy(mFactory, mEffect));
	mOpenEffectReturn = IEffect::OpenEffectReturn{};
	}

	void SetAndGetParameters(bool* allParamsValid = nullptr) {
	if (allParamsValid != nullptr) *allParamsValid = true;
	for (auto& it : mCommonTags) {
	auto& tag = it.first;
	auto& vs = it.second;

	// validate parameter
	Descriptor desc;
	ASSERT_STATUS(EX_NONE, mEffect->getDescriptor(&desc));
	const bool valid = isParameterValid<Visualizer, Range::visualizer>(vs, desc);
	const binder_exception_t expected = valid ? EX_NONE : EX_ILLEGAL_ARGUMENT;
	if (expected == EX_ILLEGAL_ARGUMENT && allParamsValid != nullptr) {
	*allParamsValid = false;
	}

	// set parameter
	Parameter expectParam;
	Parameter::Specific specific;
	specific.set<Parameter::Specific::visualizer>(vs);
	expectParam.set<Parameter::specific>(specific);
	EXPECT_STATUS(expected, mEffect->setParameter(expectParam)) << expectParam.toString();

	// only get if parameter in range and set success
	if (expected == EX_NONE) {
	Parameter getParam;
	Parameter::Id id;
	Visualizer::Id vsId;
	vsId.set<Visualizer::Id::commonTag>(tag);
	id.set<Parameter::Id::visualizerTag>(vsId);
	EXPECT_STATUS(EX_NONE, mEffect->getParameter(id, &getParam))
	<< " with: " << id.toString();
	EXPECT_EQ(expectParam, getParam) << "\nexpect:" << expectParam.toString()
	<< "\ngetParam:" << getParam.toString();
	}
	}
	}

	void addCaptureSizeParam(int captureSize) {
	mCommonTags.push_back({Visualizer::captureSamples,
	Visualizer::make<Visualizer::captureSamples>(captureSize)});
	}

	void addScalingModeParam(Visualizer::ScalingMode scalingMode) {
	mCommonTags.push_back(
	{Visualizer::scalingMode, Visualizer::make<Visualizer::scalingMode>(scalingMode)});
	}

	void addMeasurementModeParam(Visualizer::MeasurementMode measurementMode) {
	mCommonTags.push_back({Visualizer::measurementMode,
	Visualizer::make<Visualizer::measurementMode>(measurementMode)});
	}

	void addLatencyParam(int latency) {
	mCommonTags.push_back(
	{Visualizer::latencyMs, Visualizer::make<Visualizer::latencyMs>(latency)});
	}

	static std::unordered_set<Visualizer::ScalingMode> getScalingModeValues() {
	return {ndk::enum_range<Visualizer::ScalingMode>().begin(),
	ndk::enum_range<Visualizer::ScalingMode>().end()};
	}

	static constexpr long kInputFrameCount = 0x100, kOutputFrameCount = 0x100;
	const size_t mChannelCount =
	getChannelCount(AudioChannelLayout::make<AudioChannelLayout::layoutMask>(
	AudioChannelLayout::LAYOUT_MONO));
	const size_t mBufferSizeInFrames = kInputFrameCount * mChannelCount;
	const int mCaptureSize;
	const int mLatency;
	const Visualizer::ScalingMode mScalingMode;
	const Visualizer::MeasurementMode mMeasurementMode;
	int mVersion;
	std::vector<float> mInputBuffer;
	std::vector<float> mOutputBuffer;
	std::shared_ptr<IEffect> mEffect;
	std::shared_ptr<IFactory> mFactory;
	Descriptor mDescriptor;
	IEffect::OpenEffectReturn mOpenEffectReturn;

	private:
	std::vector<std::pair<Visualizer::Tag, Visualizer>> mCommonTags;
	void CleanUp() { mCommonTags.clear(); }
	};

	class VisualizerParamTest : public ::testing::TestWithParam<VisualizerTestParam>,
	public VisualizerTestHelper {
	public:
	VisualizerParamTest()
	: VisualizerTestHelper(std::get<PARAM_INSTANCE_NAME>(GetParam()),
	std::get<PARAM_CAPTURE_SIZE>(GetParam()),
	std::get<PARAM_LATENCY>(GetParam()),
	std::get<PARAM_SCALING_MODE>(GetParam()),
	std::get<PARAM_MEASUREMENT_MODE>(GetParam())) {
	generateInputBuffer(mInputBuffer, 0, true, mChannelCount, kMaxAudioSampleValue);
	}

	void SetUp() override { ASSERT_NO_FATAL_FAILURE(SetUpVisualizer()); }

	void TearDown() override { TearDownVisualizer(); }

	static std::unordered_set<Visualizer::MeasurementMode> getMeasurementModeValues() {
	return {ndk::enum_range<Visualizer::MeasurementMode>().begin(),
	ndk::enum_range<Visualizer::MeasurementMode>().end()};
	}
	};

	TEST_P(VisualizerParamTest, SetAndGetCaptureSize) {
	addCaptureSizeParam(mCaptureSize);
	ASSERT_NO_FATAL_FAILURE(SetAndGetParameters());
	}

	TEST_P(VisualizerParamTest, SetAndGetScalingMode) {
	addScalingModeParam(mScalingMode);
	ASSERT_NO_FATAL_FAILURE(SetAndGetParameters());
	}

	TEST_P(VisualizerParamTest, SetAndGetMeasurementMode) {
	addMeasurementModeParam(mMeasurementMode);
	ASSERT_NO_FATAL_FAILURE(SetAndGetParameters());
	}

	TEST_P(VisualizerParamTest, SetAndGetLatency) {
	addLatencyParam(mLatency);
	ASSERT_NO_FATAL_FAILURE(SetAndGetParameters());
	}

	TEST_P(VisualizerParamTest, testCaptureSampleBufferSizeAndOutput) {
	SKIP_TEST_IF_DATA_UNSUPPORTED(mDescriptor.common.flags);

	bool allParamsValid = true;
	addCaptureSizeParam(mCaptureSize);
	addScalingModeParam(mScalingMode);
	addMeasurementModeParam(mMeasurementMode);
	addLatencyParam(mLatency);
	ASSERT_NO_FATAL_FAILURE(SetAndGetParameters(&allParamsValid));

	Parameter getParam;
	Parameter::Id id;
	Visualizer::Id vsId;
	vsId.set<Visualizer::Id::commonTag>(Visualizer::captureSampleBuffer);
	id.set<Parameter::Id::visualizerTag>(vsId);
	EXPECT_STATUS(EX_NONE, mEffect->getParameter(id, &getParam)) << " with: " << id.toString();

	ASSERT_NO_FATAL_FAILURE(processAndWriteToOutput(mInputBuffer, mOutputBuffer, mEffect,
	&mOpenEffectReturn, mVersion));
	ASSERT_EQ(mInputBuffer, mOutputBuffer);

	if (allParamsValid) {
	std::vector<uint8_t> captureBuffer = getParam.get<Parameter::specific>()
	.get<Parameter::Specific::visualizer>()
	.get<Visualizer::captureSampleBuffer>();
	ASSERT_EQ((size_t)mCaptureSize, captureBuffer.size());
	}
	}

	class VisualizerDataTest : public ::testing::TestWithParam<VisualizerTestParam>,
	public VisualizerTestHelper {
	public:
	VisualizerDataTest()
	: VisualizerTestHelper(std::get<PARAM_INSTANCE_NAME>(GetParam()),
	std::get<PARAM_CAPTURE_SIZE>(GetParam()),
	std::get<PARAM_LATENCY>(GetParam()),
	std::get<PARAM_SCALING_MODE>(GetParam()),
	std::get<PARAM_MEASUREMENT_MODE>(GetParam())) {}

	void SetUp() override { ASSERT_NO_FATAL_FAILURE(SetUpVisualizer()); }

	void TearDown() override { TearDownVisualizer(); }
	};

	TEST_P(VisualizerDataTest, testScalingModeParameters) {
	SKIP_TEST_IF_DATA_UNSUPPORTED(mDescriptor.common.flags);

	// This test holds true for the following range
	static_assert(kMaxAudioSampleValue <= 1.0 && kMaxAudioSampleValue > 0.0,
	"Valid range of kMaxAudioSample value for the test: (0.0, 1.0]");

	constexpr float kPowerToleranceDb = 0.5;

	ASSERT_NO_FATAL_FAILURE(generateSineWave(1000, mInputBuffer, 1.0, mBufferSizeInFrames,
	AudioChannelLayout::LAYOUT_MONO));
	const float expectedPowerNormalized = audio_utils_compute_power_mono(
	mInputBuffer.data(), AUDIO_FORMAT_PCM_FLOAT, mInputBuffer.size());

	const std::vector<float> testMaxAudioSampleValueList = {
	0.25 * kMaxAudioSampleValue, 0.5 * kMaxAudioSampleValue, 0.75 * kMaxAudioSampleValue,
	kMaxAudioSampleValue};

	Parameter::Id idCsb;
	Visualizer::Id vsIdCsb;
	vsIdCsb.set<Visualizer::Id::commonTag>(Visualizer::captureSampleBuffer);
	idCsb.set<Parameter::Id::visualizerTag>(vsIdCsb);

	for (float maxAudioSampleValue : testMaxAudioSampleValueList) {
	bool allParamsValid = true;
	addCaptureSizeParam(mCaptureSize);
	addScalingModeParam(mScalingMode);
	addLatencyParam(mLatency);
	ASSERT_NO_FATAL_FAILURE(SetAndGetParameters(&allParamsValid));

	ASSERT_NO_FATAL_FAILURE(generateSineWave(std::vector<int>{1000}, mInputBuffer,
	maxAudioSampleValue, mBufferSizeInFrames,
	AudioChannelLayout::LAYOUT_MONO));

	// The stop and reset calls to the effect are made towards the end in order to fetch the
	// captureSampleBuffer values
	ASSERT_NO_FATAL_FAILURE(processAndWriteToOutput(mInputBuffer, mOutputBuffer, mEffect,
	&mOpenEffectReturn, mVersion, 1, false));
	if (allParamsValid) {
	Parameter getParam;
	EXPECT_STATUS(EX_NONE, mEffect->getParameter(idCsb, &getParam))
	<< " with: " << idCsb.toString();
	std::vector<uint8_t> captureBuffer = getParam.get<Parameter::specific>()
	.get<Parameter::Specific::visualizer>()
	.get<Visualizer::captureSampleBuffer>();
	ASSERT_EQ((size_t)mCaptureSize, captureBuffer.size());

	float currPowerCsb = audio_utils_compute_power_mono(
	captureBuffer.data(), AUDIO_FORMAT_PCM_8_BIT, mCaptureSize);

	if (mScalingMode == Visualizer::ScalingMode::NORMALIZED) {
	EXPECT_NEAR(currPowerCsb, expectedPowerNormalized, kPowerToleranceDb);
	} else {
	float powerI = audio_utils_compute_power_mono(
	mInputBuffer.data(), AUDIO_FORMAT_PCM_FLOAT, mInputBuffer.size());
	EXPECT_NEAR(currPowerCsb, powerI, kPowerToleranceDb);
	}
	}
	ASSERT_NO_FATAL_FAILURE(command(mEffect, CommandId::STOP));
	ASSERT_NO_FATAL_FAILURE(command(mEffect, CommandId::RESET));
	}
	}

	std::vector<std::pair<std::shared_ptr<IFactory>, Descriptor>> kDescPair;
	INSTANTIATE_TEST_SUITE_P(
	VisualizerParamTest, VisualizerParamTest,
	::testing::Combine(
	testing::ValuesIn(kDescPair = EffectFactoryHelper::getAllEffectDescriptors(
	IFactory::descriptor, getEffectTypeUuidVisualizer())),
	testing::ValuesIn(EffectHelper::getTestValueSet<Visualizer, int, Range::visualizer,
	Visualizer::captureSamples>(
	kDescPair, EffectHelper::expandTestValueBasic<int>)),
	testing::ValuesIn(VisualizerTestHelper::getScalingModeValues()),
	testing::ValuesIn(VisualizerParamTest::getMeasurementModeValues()),
	testing::ValuesIn(EffectHelper::getTestValueSet<Visualizer, int, Range::visualizer,
	Visualizer::latencyMs>(
	kDescPair, EffectHelper::expandTestValueBasic<int>))),
	[](const testing::TestParamInfo<VisualizerParamTest::ParamType>& info) {
	auto descriptor = std::get<PARAM_INSTANCE_NAME>(info.param).second;
	std::string captureSize = std::to_string(std::get<PARAM_CAPTURE_SIZE>(info.param));
	std::string scalingMode = aidl::android::hardware::audio::effect::toString(
	std::get<PARAM_SCALING_MODE>(info.param));
	std::string measurementMode = aidl::android::hardware::audio::effect::toString(
	std::get<PARAM_MEASUREMENT_MODE>(info.param));
	std::string latency = std::to_string(std::get<PARAM_LATENCY>(info.param));

	std::string name = getPrefix(descriptor) + "_captureSize" + captureSize +
	"_scalingMode" + scalingMode + "_measurementMode" + measurementMode +
	"_latency" + latency;
	std::replace_if(
	name.begin(), name.end(), [](const char c) { return !std::isalnum(c); }, '_');
	return name;
	});

	GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(VisualizerParamTest);

	INSTANTIATE_TEST_SUITE_P(
	VisualizerDataTest, VisualizerDataTest,
	::testing::Combine(
	testing::ValuesIn(kDescPair = EffectFactoryHelper::getAllEffectDescriptors(
	IFactory::descriptor, getEffectTypeUuidVisualizer())),
	testing::Values(128), // captureSize
	testing::ValuesIn(VisualizerTestHelper::getScalingModeValues()),
	testing::Values(Visualizer::MeasurementMode::PEAK_RMS),
	testing::Values(0) // latency
	),
	[](const testing::TestParamInfo<VisualizerDataTest::ParamType>& info) {
	auto descriptor = std::get<PARAM_INSTANCE_NAME>(info.param).second;
	std::string captureSize = std::to_string(std::get<PARAM_CAPTURE_SIZE>(info.param));
	std::string scalingMode = aidl::android::hardware::audio::effect::toString(
	std::get<PARAM_SCALING_MODE>(info.param));
	std::string measurementMode = aidl::android::hardware::audio::effect::toString(
	std::get<PARAM_MEASUREMENT_MODE>(info.param));
	std::string latency = std::to_string(std::get<PARAM_LATENCY>(info.param));

	std::string name = getPrefix(descriptor) + "_captureSize" + captureSize +
	"_scalingMode" + scalingMode + "_measurementMode" + measurementMode +
	"_latency" + latency;
	std::replace_if(
	name.begin(), name.end(), [](const char c) { return !std::isalnum(c); }, '_');
	return name;
	});

	GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(VisualizerDataTest);

	int main(int argc, char** argv) {
	::testing::InitGoogleTest(&argc, argv);
	::testing::UnitTest::GetInstance()->listeners().Append(new TestExecutionTracer());
	ABinderProcess_setThreadPoolMaxThreadCount(1);
	ABinderProcess_startThreadPool();
	return RUN_ALL_TESTS();
	}