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1 /*
2  * Copyright (C) 2022 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #define LOG_TAG "VtsHalDownmixTargetTest"
18 #include <android-base/logging.h>
19 
20 #include <audio_utils/ChannelMix.h>
21 #include "EffectHelper.h"
22 
23 using namespace android;
24 
25 using aidl::android::hardware::audio::common::getChannelCount;
26 using aidl::android::hardware::audio::effect::Descriptor;
27 using aidl::android::hardware::audio::effect::Downmix;
28 using aidl::android::hardware::audio::effect::getEffectTypeUuidDownmix;
29 using aidl::android::hardware::audio::effect::IEffect;
30 using aidl::android::hardware::audio::effect::IFactory;
31 using aidl::android::hardware::audio::effect::Parameter;
32 using android::audio_utils::channels::ChannelMix;
33 using android::hardware::audio::common::testing::detail::TestExecutionTracer;
34 
35 // minimal HAL interface version to run downmix data path test
36 constexpr int32_t kMinDataTestHalVersion = 2;
37 
38 // Testing for enum values
39 static const std::vector<Downmix::Type> kTypeValues = {ndk::enum_range<Downmix::Type>().begin(),
40                                                        ndk::enum_range<Downmix::Type>().end()};
41 
42 // Testing for supported layouts from AudioChannelLayout.h
43 static const std::vector<int32_t> kLayoutValues = {
44         AudioChannelLayout::LAYOUT_STEREO,        AudioChannelLayout::LAYOUT_2POINT1,
45         AudioChannelLayout::LAYOUT_TRI,           AudioChannelLayout::LAYOUT_TRI_BACK,
46         AudioChannelLayout::LAYOUT_3POINT1,       AudioChannelLayout::LAYOUT_2POINT0POINT2,
47         AudioChannelLayout::LAYOUT_2POINT1POINT2, AudioChannelLayout::LAYOUT_3POINT0POINT2,
48         AudioChannelLayout::LAYOUT_3POINT1POINT2, AudioChannelLayout::LAYOUT_QUAD,
49         AudioChannelLayout::LAYOUT_QUAD_SIDE,     AudioChannelLayout::LAYOUT_SURROUND,
50         AudioChannelLayout::LAYOUT_PENTA,         AudioChannelLayout::LAYOUT_5POINT1,
51         AudioChannelLayout::LAYOUT_5POINT1_SIDE,  AudioChannelLayout::LAYOUT_5POINT1POINT2,
52         AudioChannelLayout::LAYOUT_5POINT1POINT4, AudioChannelLayout::LAYOUT_6POINT1,
53         AudioChannelLayout::LAYOUT_7POINT1,       AudioChannelLayout::LAYOUT_7POINT1POINT2,
54         AudioChannelLayout::LAYOUT_7POINT1POINT4, AudioChannelLayout::LAYOUT_9POINT1POINT4,
55         AudioChannelLayout::LAYOUT_9POINT1POINT6, AudioChannelLayout::LAYOUT_13POINT_360RA,
56         AudioChannelLayout::LAYOUT_22POINT2};
57 
58 static const std::vector<int32_t> kChannels = {
59         AudioChannelLayout::CHANNEL_FRONT_LEFT,
60         AudioChannelLayout::CHANNEL_FRONT_RIGHT,
61         AudioChannelLayout::CHANNEL_FRONT_CENTER,
62         AudioChannelLayout::CHANNEL_LOW_FREQUENCY,
63         AudioChannelLayout::CHANNEL_BACK_LEFT,
64         AudioChannelLayout::CHANNEL_BACK_RIGHT,
65         AudioChannelLayout::CHANNEL_BACK_CENTER,
66         AudioChannelLayout::CHANNEL_SIDE_LEFT,
67         AudioChannelLayout::CHANNEL_SIDE_RIGHT,
68         AudioChannelLayout::CHANNEL_FRONT_LEFT_OF_CENTER,
69         AudioChannelLayout::CHANNEL_FRONT_RIGHT_OF_CENTER,
70         AudioChannelLayout::CHANNEL_TOP_CENTER,
71         AudioChannelLayout::CHANNEL_TOP_FRONT_LEFT,
72         AudioChannelLayout::CHANNEL_TOP_FRONT_CENTER,
73         AudioChannelLayout::CHANNEL_TOP_FRONT_RIGHT,
74         AudioChannelLayout::CHANNEL_TOP_BACK_LEFT,
75         AudioChannelLayout::CHANNEL_TOP_BACK_CENTER,
76         AudioChannelLayout::CHANNEL_TOP_BACK_RIGHT,
77         AudioChannelLayout::CHANNEL_TOP_SIDE_LEFT,
78         AudioChannelLayout::CHANNEL_TOP_SIDE_RIGHT,
79         AudioChannelLayout::CHANNEL_BOTTOM_FRONT_LEFT,
80         AudioChannelLayout::CHANNEL_BOTTOM_FRONT_CENTER,
81         AudioChannelLayout::CHANNEL_BOTTOM_FRONT_RIGHT,
82         AudioChannelLayout::CHANNEL_LOW_FREQUENCY_2,
83         AudioChannelLayout::CHANNEL_FRONT_WIDE_LEFT,
84         AudioChannelLayout::CHANNEL_FRONT_WIDE_RIGHT,
85 };
86 
87 class DownmixEffectHelper : public EffectHelper {
88   public:
SetUpDownmix(int32_t inputBufferLayout=AudioChannelLayout::LAYOUT_STEREO)89     void SetUpDownmix(int32_t inputBufferLayout = AudioChannelLayout::LAYOUT_STEREO) {
90         ASSERT_NE(nullptr, mFactory);
91         ASSERT_NO_FATAL_FAILURE(create(mFactory, mEffect, mDescriptor));
92 
93         AudioChannelLayout inputChannelLayout =
94                 AudioChannelLayout::make<AudioChannelLayout::layoutMask>(inputBufferLayout);
95 
96         Parameter::Specific specific = getDefaultParamSpecific();
97         Parameter::Common common = EffectHelper::createParamCommon(
98                 0 /* session */, 1 /* ioHandle */, 44100 /* iSampleRate */, 44100 /* oSampleRate */,
99                 kInputFrameCount /* iFrameCount */, kOutputFrameCount /* oFrameCount */,
100                 inputChannelLayout,
101                 AudioChannelLayout::make<AudioChannelLayout::layoutMask>(
102                         AudioChannelLayout::LAYOUT_STEREO));
103         ASSERT_NO_FATAL_FAILURE(open(mEffect, common, specific, &mOpenEffectReturn, EX_NONE));
104         ASSERT_NE(nullptr, mEffect);
105     }
106 
TearDownDownmix()107     void TearDownDownmix() {
108         ASSERT_NO_FATAL_FAILURE(close(mEffect));
109         ASSERT_NO_FATAL_FAILURE(destroy(mFactory, mEffect));
110         mOpenEffectReturn = IEffect::OpenEffectReturn{};
111     }
112 
createDownmixParam(Downmix::Type type)113     Parameter createDownmixParam(Downmix::Type type) {
114         return Parameter::make<Parameter::specific>(
115                 Parameter::Specific::make<Parameter::Specific::downmix>(
116                         Downmix::make<Downmix::type>(type)));
117     }
setParameters(Downmix::Type type)118     void setParameters(Downmix::Type type) {
119         // set parameter
120         auto param = createDownmixParam(type);
121         EXPECT_STATUS(EX_NONE, mEffect->setParameter(param)) << param.toString();
122     }
123 
validateParameters(Downmix::Type type)124     void validateParameters(Downmix::Type type) {
125         auto leId = Downmix::Id::make<Downmix::Id::commonTag>(Downmix::Tag(Downmix::type));
126         auto id = Parameter::Id::make<Parameter::Id::downmixTag>(leId);
127         // get parameter
128         Parameter getParam;
129         EXPECT_STATUS(EX_NONE, mEffect->getParameter(id, &getParam));
130         auto expectedParam = createDownmixParam(type);
131         EXPECT_EQ(expectedParam, getParam) << "\nexpectedParam:" << expectedParam.toString()
132                                            << "\ngetParam:" << getParam.toString();
133     }
134 
getDefaultParamSpecific()135     Parameter::Specific getDefaultParamSpecific() {
136         Downmix dm = Downmix::make<Downmix::type>(Downmix::Type::STRIP);
137         Parameter::Specific specific = Parameter::Specific::make<Parameter::Specific::downmix>(dm);
138         return specific;
139     }
140 
setDataTestParams(int32_t layoutType)141     void setDataTestParams(int32_t layoutType) {
142         mInputBuffer.resize(kBufferSize);
143 
144         // Get the number of channels used
145         mInputChannelCount = getChannelCount(
146                 AudioChannelLayout::make<AudioChannelLayout::layoutMask>(layoutType));
147 
148         // In case of downmix, output is always configured to stereo layout.
149         mOutputBufferSize = (mInputBuffer.size() / mInputChannelCount) * kOutputChannelCount;
150         mOutputBuffer.resize(mOutputBufferSize);
151     }
152 
153     // Generate mInputBuffer values between -kMaxDownmixSample to kMaxDownmixSample
generateInputBuffer(size_t position,bool isStrip)154     void generateInputBuffer(size_t position, bool isStrip) {
155         size_t increment;
156         if (isStrip)
157             // Fill input at all the channels
158             increment = 1;
159         else
160             // Fill input at only one channel
161             increment = mInputChannelCount;
162 
163         for (size_t i = position; i < mInputBuffer.size(); i += increment) {
164             mInputBuffer[i] =
165                     ((static_cast<float>(std::rand()) / RAND_MAX) * 2 - 1) * kMaxDownmixSample;
166         }
167     }
168 
isLayoutValid(int32_t inputLayout)169     bool isLayoutValid(int32_t inputLayout) {
170         if (inputLayout & kMaxChannelMask) {
171             return false;
172         }
173         return true;
174     }
175 
176     static constexpr long kInputFrameCount = 100, kOutputFrameCount = 100;
177     std::shared_ptr<IFactory> mFactory;
178     Descriptor mDescriptor;
179     std::shared_ptr<IEffect> mEffect;
180     IEffect::OpenEffectReturn mOpenEffectReturn;
181 
182     std::vector<float> mInputBuffer;
183     std::vector<float> mOutputBuffer;
184     size_t mInputChannelCount;
185     size_t mOutputBufferSize;
186     static constexpr size_t kBufferSize = 128;
187     static constexpr float kMaxDownmixSample = 1;
188     static constexpr int kOutputChannelCount = 2;
189     // Mask for layouts greater than MAX_INPUT_CHANNELS_SUPPORTED
190     static constexpr int32_t kMaxChannelMask =
191             ~((1 << ChannelMix<AUDIO_CHANNEL_OUT_STEREO>::MAX_INPUT_CHANNELS_SUPPORTED) - 1);
192 };
193 
194 /**
195  * Here we focus on specific parameter checking, general IEffect interfaces testing performed in
196  * VtsAudioEffectTargetTest.
197  */
198 enum ParamName { PARAM_INSTANCE_NAME, PARAM_TYPE };
199 
200 using DownmixParamTestParam =
201         std::tuple<std::pair<std::shared_ptr<IFactory>, Descriptor>, Downmix::Type>;
202 
203 class DownmixParamTest : public ::testing::TestWithParam<DownmixParamTestParam>,
204                          public DownmixEffectHelper {
205   public:
DownmixParamTest()206     DownmixParamTest() : mParamType(std::get<PARAM_TYPE>(GetParam())) {
207         std::tie(mFactory, mDescriptor) = std::get<PARAM_INSTANCE_NAME>(GetParam());
208     }
209 
SetUp()210     void SetUp() override { SetUpDownmix(); }
211 
TearDown()212     void TearDown() override { TearDownDownmix(); }
213 
214     const Downmix::Type mParamType;
215 };
216 
TEST_P(DownmixParamTest,SetAndGetType)217 TEST_P(DownmixParamTest, SetAndGetType) {
218     ASSERT_NO_FATAL_FAILURE(setParameters(mParamType));
219     ASSERT_NO_FATAL_FAILURE(validateParameters(mParamType));
220 }
221 
222 enum FoldParamName { FOLD_INSTANCE_NAME, FOLD_INPUT_LAYOUT, FOLD_TEST_CHANNEL };
223 
224 using DownmixDataTestParamFold =
225         std::tuple<std::pair<std::shared_ptr<IFactory>, Descriptor>, int32_t>;
226 
227 class DownmixFoldDataTest : public ::testing::TestWithParam<DownmixDataTestParamFold>,
228                             public DownmixEffectHelper {
229   public:
DownmixFoldDataTest()230     DownmixFoldDataTest() : mInputChannelLayout(std::get<FOLD_INPUT_LAYOUT>(GetParam())) {
231         std::tie(mFactory, mDescriptor) = std::get<FOLD_INSTANCE_NAME>(GetParam());
232     }
233 
SetUp()234     void SetUp() override {
235         SKIP_TEST_IF_DATA_UNSUPPORTED(mDescriptor.common.flags);
236         SetUpDownmix(mInputChannelLayout);
237         if (int32_t version;
238             mEffect->getInterfaceVersion(&version).isOk() && version < kMinDataTestHalVersion) {
239             GTEST_SKIP() << "Skipping the data test for version: " << version << "\n";
240         }
241         if (!isLayoutValid(mInputChannelLayout)) {
242             GTEST_SKIP() << "Layout not supported \n";
243         }
244         setDataTestParams(mInputChannelLayout);
245     }
246 
TearDown()247     void TearDown() override {
248         SKIP_TEST_IF_DATA_UNSUPPORTED(mDescriptor.common.flags);
249         TearDownDownmix();
250     }
251 
checkAtLeft(int32_t position)252     void checkAtLeft(int32_t position) {
253         for (size_t i = 0, j = position; i < mOutputBufferSize;
254              i += kOutputChannelCount, j += mInputChannelCount) {
255             // Validate Left channel has audio
256             if (mInputBuffer[j] != 0) {
257                 ASSERT_NE(mOutputBuffer[i], 0);
258             } else {
259                 // No change in output when input is 0
260                 ASSERT_EQ(mOutputBuffer[i], mInputBuffer[j]);
261             }
262             // Validate Right channel has no audio
263             ASSERT_EQ(mOutputBuffer[i + 1], 0);
264         }
265     }
266 
checkAtRight(int32_t position)267     void checkAtRight(int32_t position) {
268         for (size_t i = 0, j = position; i < mOutputBufferSize;
269              i += kOutputChannelCount, j += mInputChannelCount) {
270             // Validate Left channel has no audio
271             ASSERT_EQ(mOutputBuffer[i], 0) << " at " << i;
272             // Validate Right channel has audio
273             if (mInputBuffer[j] != 0) {
274                 ASSERT_NE(mOutputBuffer[i + 1], 0) << " at " << i;
275             } else {
276                 // No change in output when input is 0
277                 ASSERT_EQ(mOutputBuffer[i + 1], mInputBuffer[j]) << " at " << i;
278             }
279         }
280     }
281 
checkAtCenter(size_t position)282     void checkAtCenter(size_t position) {
283         for (size_t i = 0, j = position; i < mOutputBufferSize;
284              i += kOutputChannelCount, j += mInputChannelCount) {
285             // Validate both channels have audio
286             if (mInputBuffer[j] != 0) {
287                 ASSERT_NE(mOutputBuffer[i], 0);
288                 ASSERT_NE(mOutputBuffer[i + 1], 0);
289 
290             } else {
291                 // No change in output when input is 0
292                 ASSERT_EQ(mOutputBuffer[i], mInputBuffer[j]);
293                 ASSERT_EQ(mOutputBuffer[i + 1], mInputBuffer[j]);
294             }
295         }
296     }
297 
validateOutput(int32_t channel,size_t position)298     void validateOutput(int32_t channel, size_t position) {
299         switch (channel) {
300             case AudioChannelLayout::CHANNEL_FRONT_LEFT:
301             case AudioChannelLayout::CHANNEL_BACK_LEFT:
302             case AudioChannelLayout::CHANNEL_SIDE_LEFT:
303             case AudioChannelLayout::CHANNEL_TOP_FRONT_LEFT:
304             case AudioChannelLayout::CHANNEL_BOTTOM_FRONT_LEFT:
305             case AudioChannelLayout::CHANNEL_TOP_BACK_LEFT:
306             case AudioChannelLayout::CHANNEL_FRONT_WIDE_LEFT:
307             case AudioChannelLayout::CHANNEL_TOP_SIDE_LEFT:
308                 checkAtLeft(position);
309                 break;
310 
311             case AudioChannelLayout::CHANNEL_FRONT_RIGHT:
312             case AudioChannelLayout::CHANNEL_BACK_RIGHT:
313             case AudioChannelLayout::CHANNEL_SIDE_RIGHT:
314             case AudioChannelLayout::CHANNEL_TOP_FRONT_RIGHT:
315             case AudioChannelLayout::CHANNEL_BOTTOM_FRONT_RIGHT:
316             case AudioChannelLayout::CHANNEL_TOP_BACK_RIGHT:
317             case AudioChannelLayout::CHANNEL_FRONT_WIDE_RIGHT:
318             case AudioChannelLayout::CHANNEL_TOP_SIDE_RIGHT:
319             case AudioChannelLayout::CHANNEL_LOW_FREQUENCY_2:
320                 checkAtRight(position);
321                 break;
322 
323             case AudioChannelLayout::CHANNEL_FRONT_CENTER:
324             case AudioChannelLayout::CHANNEL_BACK_CENTER:
325             case AudioChannelLayout::CHANNEL_TOP_FRONT_CENTER:
326             case AudioChannelLayout::CHANNEL_BOTTOM_FRONT_CENTER:
327             case AudioChannelLayout::CHANNEL_FRONT_LEFT_OF_CENTER:
328             case AudioChannelLayout::CHANNEL_FRONT_RIGHT_OF_CENTER:
329             case AudioChannelLayout::CHANNEL_TOP_CENTER:
330             case AudioChannelLayout::CHANNEL_TOP_BACK_CENTER:
331                 checkAtCenter(position);
332                 break;
333 
334             case AudioChannelLayout::CHANNEL_LOW_FREQUENCY:
335                 // If CHANNEL_LOW_FREQUENCY_2 is supported
336                 if (mInputChannelLayout & AudioChannelLayout::CHANNEL_LOW_FREQUENCY_2) {
337                     // Validate that only Left channel has audio
338                     checkAtLeft(position);
339                 } else {
340                     // Validate that both channels have audio
341                     checkAtCenter(position);
342                 }
343                 break;
344         }
345     }
346 
getInputChannelLayouts()347     std::set<int32_t> getInputChannelLayouts() {
348         std::set<int32_t> supportedChannels;
349         for (int32_t channel : kChannels) {
350             if ((mInputChannelLayout & channel) == channel) {
351                 supportedChannels.insert(channel);
352             }
353         }
354         return supportedChannels;
355     }
356 
357     int32_t mInputChannelLayout;
358 };
359 
TEST_P(DownmixFoldDataTest,DownmixProcessData)360 TEST_P(DownmixFoldDataTest, DownmixProcessData) {
361     // Set FOLD type parameter
362     ASSERT_NO_FATAL_FAILURE(setParameters(Downmix::Type::FOLD));
363 
364     // Get all the channels from input layout
365     std::set<int32_t> supportedChannels = getInputChannelLayouts();
366 
367     for (int32_t channel : supportedChannels) {
368         size_t position = std::distance(supportedChannels.begin(), supportedChannels.find(channel));
369         generateInputBuffer(position, false /*isStripe*/);
370         ASSERT_NO_FATAL_FAILURE(
371                 processAndWriteToOutput(mInputBuffer, mOutputBuffer, mEffect, &mOpenEffectReturn));
372         validateOutput(channel, position);
373         std::fill(mInputBuffer.begin(), mInputBuffer.end(), 0);
374     }
375 }
376 
377 enum StripParamName { STRIP_INSTANCE_NAME, STRIP_INPUT_LAYOUT };
378 
379 using DownmixStripDataTestParam =
380         std::tuple<std::pair<std::shared_ptr<IFactory>, Descriptor>, int32_t>;
381 
382 class DownmixStripDataTest : public ::testing::TestWithParam<DownmixStripDataTestParam>,
383                              public DownmixEffectHelper {
384   public:
DownmixStripDataTest()385     DownmixStripDataTest() : mInputChannelLayout(std::get<STRIP_INPUT_LAYOUT>(GetParam())) {
386         std::tie(mFactory, mDescriptor) = std::get<STRIP_INSTANCE_NAME>(GetParam());
387     }
388 
SetUp()389     void SetUp() override {
390         SetUpDownmix(mInputChannelLayout);
391         if (int32_t version;
392             mEffect->getInterfaceVersion(&version).isOk() && version < kMinDataTestHalVersion) {
393             GTEST_SKIP() << "Skipping the data test for version: " << version << "\n";
394         }
395         if (!isLayoutValid(mInputChannelLayout)) {
396             GTEST_SKIP() << "Layout not supported \n";
397         }
398         setDataTestParams(mInputChannelLayout);
399     }
400 
TearDown()401     void TearDown() override { TearDownDownmix(); }
402 
validateOutput()403     void validateOutput() {
404         ASSERT_EQ(kBufferSize, mInputBuffer.size());
405         ASSERT_GE(kBufferSize, mOutputBufferSize);
406         for (size_t i = 0, j = 0; i < kBufferSize && j < mOutputBufferSize;
407              i += mInputChannelCount, j += kOutputChannelCount) {
408             ASSERT_EQ(mOutputBuffer[j], mInputBuffer[i]);
409             ASSERT_EQ(mOutputBuffer[j + 1], mInputBuffer[i + 1]);
410         }
411     }
412 
413     int32_t mInputChannelLayout;
414 };
415 
TEST_P(DownmixStripDataTest,DownmixProcessData)416 TEST_P(DownmixStripDataTest, DownmixProcessData) {
417     // Set STRIP type parameter
418     ASSERT_NO_FATAL_FAILURE(setParameters(Downmix::Type::STRIP));
419 
420     // Generate input buffer, call process and compare outputs
421     generateInputBuffer(0 /*position*/, true /*isStripe*/);
422     ASSERT_NO_FATAL_FAILURE(
423             processAndWriteToOutput(mInputBuffer, mOutputBuffer, mEffect, &mOpenEffectReturn));
424     validateOutput();
425 }
426 
427 INSTANTIATE_TEST_SUITE_P(
428         DownmixTest, DownmixParamTest,
429         ::testing::Combine(testing::ValuesIn(EffectFactoryHelper::getAllEffectDescriptors(
430                                    IFactory::descriptor, getEffectTypeUuidDownmix())),
431                            testing::ValuesIn(kTypeValues)),
__anon12d9f8e90102(const testing::TestParamInfo<DownmixParamTest::ParamType>& info) 432         [](const testing::TestParamInfo<DownmixParamTest::ParamType>& info) {
433             auto descriptor = std::get<PARAM_INSTANCE_NAME>(info.param).second;
434             std::string type = std::to_string(static_cast<int>(std::get<PARAM_TYPE>(info.param)));
435             std::string name = getPrefix(descriptor) + "_type_" + type;
436             std::replace_if(
437                     name.begin(), name.end(), [](const char c) { return !std::isalnum(c); }, '_');
438             return name;
439         });
440 
441 GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(DownmixParamTest);
442 
443 INSTANTIATE_TEST_SUITE_P(
444         DownmixTest, DownmixFoldDataTest,
445         ::testing::Combine(testing::ValuesIn(EffectFactoryHelper::getAllEffectDescriptors(
446                                    IFactory::descriptor, getEffectTypeUuidDownmix())),
447                            testing::ValuesIn(kLayoutValues)),
__anon12d9f8e90302(const testing::TestParamInfo<DownmixFoldDataTest::ParamType>& info) 448         [](const testing::TestParamInfo<DownmixFoldDataTest::ParamType>& info) {
449             auto descriptor = std::get<FOLD_INSTANCE_NAME>(info.param).second;
450             std::string layout = std::to_string(std::get<FOLD_INPUT_LAYOUT>(info.param));
451             std::string name = getPrefix(descriptor) + "_fold_layout_" + layout;
452             std::replace_if(
453                     name.begin(), name.end(), [](const char c) { return !std::isalnum(c); }, '_');
454             return name;
455         });
456 
457 GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(DownmixFoldDataTest);
458 
459 INSTANTIATE_TEST_SUITE_P(
460         DownmixTest, DownmixStripDataTest,
461         ::testing::Combine(testing::ValuesIn(EffectFactoryHelper::getAllEffectDescriptors(
462                                    IFactory::descriptor, getEffectTypeUuidDownmix())),
463                            testing::ValuesIn(kLayoutValues)),
__anon12d9f8e90502(const testing::TestParamInfo<DownmixStripDataTest::ParamType>& info) 464         [](const testing::TestParamInfo<DownmixStripDataTest::ParamType>& info) {
465             auto descriptor = std::get<STRIP_INSTANCE_NAME>(info.param).second;
466             std::string layout =
467                     std::to_string(static_cast<int>(std::get<STRIP_INPUT_LAYOUT>(info.param)));
468             std::string name = getPrefix(descriptor) + "_strip_layout_" + layout;
469             std::replace_if(
470                     name.begin(), name.end(), [](const char c) { return !std::isalnum(c); }, '_');
471             return name;
472         });
473 
474 GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(DownmixStripDataTest);
475 
main(int argc,char ** argv)476 int main(int argc, char** argv) {
477     ::testing::InitGoogleTest(&argc, argv);
478     ::testing::UnitTest::GetInstance()->listeners().Append(new TestExecutionTracer());
479     ABinderProcess_setThreadPoolMaxThreadCount(1);
480     ABinderProcess_startThreadPool();
481     return RUN_ALL_TESTS();
482 }
483