301 lines
13 KiB
C++
301 lines
13 KiB
C++
|
/*
|
||
|
|
* Copyright 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.
|
||
|
|
*/
|
||
|
|
|
||
|
|
#define LOG_TAG "SpatializerTest"
|
||
|
|
|
||
|
|
#include <system/audio_effects/effect_spatializer.h>
|
||
|
|
#include "EffectTestHelper.h"
|
||
|
|
|
||
|
|
using namespace android;
|
||
|
|
|
||
|
|
// relying on dlsym to fill the interface context
|
||
|
|
audio_effect_library_t AUDIO_EFFECT_LIBRARY_INFO_SYM = [] {
|
||
|
|
audio_effect_library_t symbol{};
|
||
|
|
void* effectLib = dlopen("libspatialaudio.so", RTLD_NOW);
|
||
|
|
if (effectLib) {
|
||
|
|
audio_effect_library_t* effectInterface =
|
||
|
|
(audio_effect_library_t*)dlsym(effectLib, AUDIO_EFFECT_LIBRARY_INFO_SYM_AS_STR);
|
||
|
|
if (effectInterface == nullptr) {
|
||
|
|
ALOGE("dlsym failed: %s", dlerror());
|
||
|
|
exit(-1);
|
||
|
|
}
|
||
|
|
symbol = (audio_effect_library_t)(*effectInterface);
|
||
|
|
} else {
|
||
|
|
ALOGE("dlopen failed: %s", dlerror());
|
||
|
|
exit(-1);
|
||
|
|
}
|
||
|
|
return symbol;
|
||
|
|
}();
|
||
|
|
|
||
|
|
// channel masks
|
||
|
|
constexpr audio_channel_mask_t kSpatializerChMasks[] = {
|
||
|
|
AUDIO_CHANNEL_OUT_5POINT1,
|
||
|
|
};
|
||
|
|
constexpr size_t kNumSpatializerChMasks = std::size(kSpatializerChMasks);
|
||
|
|
|
||
|
|
// sampleRates
|
||
|
|
// TODO(b/234170025): Add all sampling rates once they are handled by spatializer
|
||
|
|
constexpr int kSpatializerSampleRates[] = {44100, 48000, 96000};
|
||
|
|
constexpr size_t kNumSpatializerSampleRates = std::size(kSpatializerSampleRates);
|
||
|
|
|
||
|
|
// frame counts
|
||
|
|
// TODO(b/234620538): Add sizes smaller than 80 once they are handled by spatializer
|
||
|
|
constexpr size_t kSpatializerFrameCounts[] = {4800, 1920, 480, 80};
|
||
|
|
constexpr size_t kNumSpatializerFrameCounts = std::size(kSpatializerFrameCounts);
|
||
|
|
|
||
|
|
// effect uuids
|
||
|
|
constexpr effect_uuid_t kSpatializerEffectUuids[] = {
|
||
|
|
{0xcc4677de, 0xff72, 0x11eb, 0x9a03, {0x02, 0x42, 0xac, 0x13, 0x00, 0x03}},
|
||
|
|
};
|
||
|
|
const size_t kNumSpatializerEffectUuids = std::size(kSpatializerEffectUuids);
|
||
|
|
|
||
|
|
constexpr float kMinAmplitude = -1.0f;
|
||
|
|
constexpr float kMaxAmplitude = 1.0f;
|
||
|
|
constexpr float kSNRThreshold = 100.0f;
|
||
|
|
constexpr size_t kNumBufferSplits = 2;
|
||
|
|
|
||
|
|
using SingleEffectTestParam = std::tuple<int, int, int, int, int>;
|
||
|
|
|
||
|
|
class SingleEffectTest : public ::testing::TestWithParam<SingleEffectTestParam> {
|
||
|
|
public:
|
||
|
|
SingleEffectTest()
|
||
|
|
: mInputChMask(kSpatializerChMasks[std::get<0>(GetParam())]),
|
||
|
|
mInputChannelCount(audio_channel_count_from_out_mask(mInputChMask)),
|
||
|
|
mOutputChMask(AUDIO_CHANNEL_OUT_STEREO),
|
||
|
|
mOutputChannelCount(audio_channel_count_from_out_mask(mOutputChMask)),
|
||
|
|
mSampleRate(kSpatializerSampleRates[std::get<1>(GetParam())]),
|
||
|
|
mFrameCount(kSpatializerFrameCounts[std::get<2>(GetParam())]),
|
||
|
|
mLoopCount(EffectTestHelper::kLoopCounts[std::get<3>(GetParam())]),
|
||
|
|
mTotalFrameCount(mFrameCount * mLoopCount),
|
||
|
|
mUuid(&kSpatializerEffectUuids[std::get<4>(GetParam())]) {}
|
||
|
|
void SetUp() override {
|
||
|
|
ASSERT_EQ(AUDIO_EFFECT_LIBRARY_TAG, AUDIO_EFFECT_LIBRARY_INFO_SYM.tag)
|
||
|
|
<< "Invalid effect tag";
|
||
|
|
}
|
||
|
|
const size_t mInputChMask;
|
||
|
|
const size_t mInputChannelCount;
|
||
|
|
const size_t mOutputChMask;
|
||
|
|
const size_t mOutputChannelCount;
|
||
|
|
const size_t mSampleRate;
|
||
|
|
const size_t mFrameCount;
|
||
|
|
const size_t mLoopCount;
|
||
|
|
const size_t mTotalFrameCount;
|
||
|
|
const effect_uuid_t* mUuid;
|
||
|
|
};
|
||
|
|
|
||
|
|
// Test basic spatializer functionality (does not crash) for various combinations of sampling
|
||
|
|
// rates, channel masks and frame counts.
|
||
|
|
TEST_P(SingleEffectTest, SimpleProcess) {
|
||
|
|
SCOPED_TRACE(testing::Message()
|
||
|
|
<< "chMask: " << mInputChMask << " sampleRate: " << mSampleRate);
|
||
|
|
|
||
|
|
EffectTestHelper effect(mUuid, mInputChMask, mOutputChMask, mSampleRate, mFrameCount,
|
||
|
|
mLoopCount);
|
||
|
|
ASSERT_NO_FATAL_FAILURE(effect.createEffect());
|
||
|
|
ASSERT_NO_FATAL_FAILURE(effect.setConfig());
|
||
|
|
|
||
|
|
// Initialize input buffer with deterministic pseudo-random values
|
||
|
|
std::vector<float> input(mTotalFrameCount * mInputChannelCount);
|
||
|
|
std::vector<float> output(mTotalFrameCount * mOutputChannelCount);
|
||
|
|
std::minstd_rand gen(mInputChMask);
|
||
|
|
std::uniform_real_distribution<> dis(kMinAmplitude, kMaxAmplitude);
|
||
|
|
for (auto& in : input) {
|
||
|
|
in = dis(gen);
|
||
|
|
}
|
||
|
|
ASSERT_NO_FATAL_FAILURE(effect.process(input.data(), output.data()));
|
||
|
|
ASSERT_NO_FATAL_FAILURE(effect.releaseEffect());
|
||
|
|
}
|
||
|
|
|
||
|
|
INSTANTIATE_TEST_SUITE_P(SpatializerTest, SingleEffectTest,
|
||
|
|
::testing::Combine(::testing::Range(0, (int)kNumSpatializerChMasks),
|
||
|
|
::testing::Range(0, (int)kNumSpatializerSampleRates),
|
||
|
|
::testing::Range(0, (int)kNumSpatializerFrameCounts),
|
||
|
|
::testing::Range(0,
|
||
|
|
(int)EffectTestHelper::kNumLoopCounts),
|
||
|
|
::testing::Range(0, (int)kNumSpatializerEffectUuids)));
|
||
|
|
|
||
|
|
using SingleEffectComparisonTestParam = std::tuple<int, int, int>;
|
||
|
|
|
||
|
|
class SingleEffectComparisonTest
|
||
|
|
: public ::testing::TestWithParam<SingleEffectComparisonTestParam> {
|
||
|
|
public:
|
||
|
|
SingleEffectComparisonTest()
|
||
|
|
: mInputChMask(kSpatializerChMasks[std::get<0>(GetParam())]),
|
||
|
|
mInputChannelCount(audio_channel_count_from_out_mask(mInputChMask)),
|
||
|
|
mOutputChMask(AUDIO_CHANNEL_OUT_STEREO),
|
||
|
|
mOutputChannelCount(audio_channel_count_from_out_mask(mOutputChMask)),
|
||
|
|
mSampleRate(kSpatializerSampleRates[std::get<1>(GetParam())]),
|
||
|
|
mUuid(&kSpatializerEffectUuids[std::get<2>(GetParam())]) {}
|
||
|
|
|
||
|
|
const size_t mInputChMask;
|
||
|
|
const size_t mInputChannelCount;
|
||
|
|
const size_t mOutputChMask;
|
||
|
|
const size_t mOutputChannelCount;
|
||
|
|
const size_t mSampleRate;
|
||
|
|
const effect_uuid_t* mUuid;
|
||
|
|
};
|
||
|
|
|
||
|
|
// Ensure that effect produces similar output when an input is fed in a single call
|
||
|
|
// or called multiples times with buffer split into smaller parts
|
||
|
|
|
||
|
|
// TODO(b/234619903): This is currently disabled as output from the spatializer has
|
||
|
|
// an algorithm delay that varies with frame count and hence makes it tricky to
|
||
|
|
// compare output from two cases with different frame counts.
|
||
|
|
// Feed valid input to spatializer and dump the output to verify spatializer is being
|
||
|
|
// correctly initialized and once that is verified, enable the following
|
||
|
|
TEST_P(SingleEffectComparisonTest, DISABLED_SimpleProcess) {
|
||
|
|
SCOPED_TRACE(testing::Message()
|
||
|
|
<< "chMask: " << mInputChMask << " sampleRate: " << mSampleRate);
|
||
|
|
int testDurationMs = 20; // 20 ms
|
||
|
|
int testFrameCount = (mSampleRate * testDurationMs) / 1000;
|
||
|
|
int totalFrameCount = testFrameCount * kNumBufferSplits;
|
||
|
|
size_t totalInSamples = totalFrameCount * mInputChannelCount;
|
||
|
|
size_t totalOutSamples = totalFrameCount * mOutputChannelCount;
|
||
|
|
std::vector<float> input(totalInSamples);
|
||
|
|
std::vector<float> outRef(totalOutSamples);
|
||
|
|
std::vector<float> outTest(totalOutSamples);
|
||
|
|
|
||
|
|
// Initialize input buffer with deterministic pseudo-random values
|
||
|
|
std::minstd_rand gen(mInputChMask);
|
||
|
|
std::uniform_real_distribution<> dis(kMinAmplitude, kMaxAmplitude);
|
||
|
|
for (auto& in : input) {
|
||
|
|
in = dis(gen);
|
||
|
|
}
|
||
|
|
|
||
|
|
EffectTestHelper refEffect(mUuid, mInputChMask, mOutputChMask, mSampleRate, totalFrameCount, 1);
|
||
|
|
ASSERT_NO_FATAL_FAILURE(refEffect.createEffect());
|
||
|
|
ASSERT_NO_FATAL_FAILURE(refEffect.setConfig());
|
||
|
|
ASSERT_NO_FATAL_FAILURE(refEffect.process(input.data(), outRef.data()));
|
||
|
|
ASSERT_NO_FATAL_FAILURE(refEffect.releaseEffect());
|
||
|
|
|
||
|
|
EffectTestHelper testEffect(mUuid, mInputChMask, mOutputChMask, mSampleRate,
|
||
|
|
totalFrameCount / kNumBufferSplits, kNumBufferSplits);
|
||
|
|
ASSERT_NO_FATAL_FAILURE(testEffect.createEffect());
|
||
|
|
ASSERT_NO_FATAL_FAILURE(testEffect.setConfig());
|
||
|
|
ASSERT_NO_FATAL_FAILURE(testEffect.process(input.data(), outTest.data()));
|
||
|
|
ASSERT_NO_FATAL_FAILURE(testEffect.releaseEffect());
|
||
|
|
|
||
|
|
float snr = computeSnr(outTest.data(), outRef.data(), totalOutSamples);
|
||
|
|
ASSERT_GT(snr, kSNRThreshold) << "SNR between reference and test output " << snr
|
||
|
|
<< " is lower than required " << kSNRThreshold;
|
||
|
|
}
|
||
|
|
|
||
|
|
INSTANTIATE_TEST_SUITE_P(SpatializerTest, SingleEffectComparisonTest,
|
||
|
|
::testing::Combine(::testing::Range(0, (int)kNumSpatializerChMasks),
|
||
|
|
::testing::Range(0, (int)kNumSpatializerSampleRates),
|
||
|
|
::testing::Range(0, (int)kNumSpatializerEffectUuids)));
|
||
|
|
|
||
|
|
// This test checks if get/set Spatializer effect params are in accordance with documentation. The
|
||
|
|
// test doesn't validate the functionality of the params configured. It only checks the return
|
||
|
|
// status of API calls.
|
||
|
|
TEST(ParameterTests, CheckParameterSupport) {
|
||
|
|
EffectTestHelper effect(&kSpatializerEffectUuids[0], kSpatializerChMasks[0],
|
||
|
|
AUDIO_CHANNEL_OUT_STEREO, kSpatializerSampleRates[0],
|
||
|
|
kSpatializerFrameCounts[0], EffectTestHelper::kLoopCounts[0]);
|
||
|
|
ASSERT_NO_FATAL_FAILURE(effect.createEffect());
|
||
|
|
|
||
|
|
// capture list of channel masks supported
|
||
|
|
std::vector<audio_channel_mask_t> channelMasks;
|
||
|
|
int status = effect.getParam<true>(SPATIALIZER_PARAM_SUPPORTED_CHANNEL_MASKS, channelMasks);
|
||
|
|
EXPECT_EQ(status, 0) << "get Param returned an error " << status;
|
||
|
|
if (!status) {
|
||
|
|
EXPECT_EQ(1, channelMasks.size());
|
||
|
|
EXPECT_EQ(AUDIO_CHANNEL_OUT_5POINT1, channelMasks[0]);
|
||
|
|
}
|
||
|
|
|
||
|
|
// capture list of spatialization levels supported
|
||
|
|
std::vector<int8_t> spatializationLevels;
|
||
|
|
status = effect.getParam<true>(SPATIALIZER_PARAM_SUPPORTED_LEVELS, spatializationLevels);
|
||
|
|
EXPECT_EQ(status, 0) << "get Param returned an error " << status;
|
||
|
|
if (!status) {
|
||
|
|
EXPECT_EQ(1, spatializationLevels.size());
|
||
|
|
EXPECT_EQ(SPATIALIZATION_LEVEL_MULTICHANNEL, spatializationLevels[0]);
|
||
|
|
}
|
||
|
|
|
||
|
|
// capture list of spatialization modes supported
|
||
|
|
std::vector<int8_t> spatializationModes;
|
||
|
|
status = effect.getParam<true>(SPATIALIZER_PARAM_SUPPORTED_SPATIALIZATION_MODES,
|
||
|
|
spatializationModes);
|
||
|
|
EXPECT_EQ(status, 0) << "get Param returned an error " << status;
|
||
|
|
if (!status) {
|
||
|
|
EXPECT_EQ(1, spatializationModes.size());
|
||
|
|
EXPECT_EQ(SPATIALIZATION_MODE_BINAURAL, spatializationModes[0]);
|
||
|
|
}
|
||
|
|
|
||
|
|
// check if head tracking is supported
|
||
|
|
std::vector<int8_t> headTracking;
|
||
|
|
status = effect.getParam<false>(SPATIALIZER_PARAM_HEADTRACKING_SUPPORTED, headTracking);
|
||
|
|
EXPECT_EQ(status, 0) << "get Param returned an error " << status;
|
||
|
|
if (!status) {
|
||
|
|
EXPECT_EQ(1, headTracking.size());
|
||
|
|
EXPECT_EQ(true, headTracking[0]);
|
||
|
|
}
|
||
|
|
|
||
|
|
// verify spatialization level setting
|
||
|
|
std::vector<int8_t> level;
|
||
|
|
status = effect.getParam<false>(SPATIALIZER_PARAM_LEVEL, level);
|
||
|
|
EXPECT_EQ(status, 0) << "get Param returned an error " << status;
|
||
|
|
if (!status) {
|
||
|
|
EXPECT_EQ(1, level.size());
|
||
|
|
EXPECT_EQ(SPATIALIZATION_LEVEL_NONE, level[0]);
|
||
|
|
}
|
||
|
|
|
||
|
|
ASSERT_NO_FATAL_FAILURE(effect.setConfig());
|
||
|
|
|
||
|
|
status = effect.getParam<false>(SPATIALIZER_PARAM_LEVEL, level);
|
||
|
|
EXPECT_EQ(status, 0) << "get Param returned an error " << status;
|
||
|
|
if (!status) {
|
||
|
|
EXPECT_EQ(1, level.size());
|
||
|
|
EXPECT_EQ(SPATIALIZATION_LEVEL_MULTICHANNEL, level[0]);
|
||
|
|
}
|
||
|
|
|
||
|
|
// try setting unsupported parameters
|
||
|
|
level.clear();
|
||
|
|
level.push_back(SPATIALIZATION_LEVEL_MCHAN_BED_PLUS_OBJECTS);
|
||
|
|
ASSERT_EQ(1, level.size());
|
||
|
|
EXPECT_NE(0, effect.setParam(SPATIALIZER_PARAM_LEVEL, level));
|
||
|
|
|
||
|
|
// Ensure that unsupported level isn't set by above setParam
|
||
|
|
status = effect.getParam<false>(SPATIALIZER_PARAM_LEVEL, level);
|
||
|
|
EXPECT_EQ(status, 0) << "get Param returned an error " << status;
|
||
|
|
if (!status) {
|
||
|
|
EXPECT_EQ(1, level.size());
|
||
|
|
EXPECT_EQ(SPATIALIZATION_LEVEL_MULTICHANNEL, level[0]);
|
||
|
|
}
|
||
|
|
|
||
|
|
std::vector<float> hingeAngle = {3.1415f};
|
||
|
|
ASSERT_EQ(1, hingeAngle.size());
|
||
|
|
EXPECT_NE(0, effect.setParam(SPATIALIZER_PARAM_HINGE_ANGLE, hingeAngle));
|
||
|
|
|
||
|
|
std::vector<int8_t> headTrackingMode = {2}; // RELATIVE_WORLD
|
||
|
|
ASSERT_EQ(1, headTrackingMode.size());
|
||
|
|
EXPECT_NE(0, effect.setParam(SPATIALIZER_PARAM_HEADTRACKING_MODE, headTrackingMode));
|
||
|
|
|
||
|
|
// try setting supported parameters
|
||
|
|
std::vector<float> vectorFloat = {0.1, 0.2, 0.15, 0.04, 2.23, 3.14};
|
||
|
|
ASSERT_EQ(6, vectorFloat.size());
|
||
|
|
EXPECT_EQ(0, effect.setParam(SPATIALIZER_PARAM_HEAD_TO_STAGE, vectorFloat));
|
||
|
|
|
||
|
|
ASSERT_NO_FATAL_FAILURE(effect.releaseEffect());
|
||
|
|
}
|
||
|
|
|
||
|
|
int main(int argc, char** argv) {
|
||
|
|
::testing::InitGoogleTest(&argc, argv);
|
||
|
|
int status = RUN_ALL_TESTS();
|
||
|
|
ALOGD("Test result = %d\n", status);
|
||
|
|
return status;
|
||
|
|
}
|