PreProcessing : Add libeffect pre-processing effects implementation

Bug: 258124419
Test: atest VtsHalAECTargetTest
Test: atest VtsHalAGC1TargetTest
Test: atest VtsHalAGC2TargetTest
Test: atest VtsHalNSTargetTest
Change-Id: Idfecf978b87419f54f1c930434821ba2a348d9dd
diff --git a/media/libeffects/preprocessing/aidl/EffectPreProcessing.cpp b/media/libeffects/preprocessing/aidl/EffectPreProcessing.cpp
new file mode 100644
index 0000000..b9df915
--- /dev/null
+++ b/media/libeffects/preprocessing/aidl/EffectPreProcessing.cpp
@@ -0,0 +1,453 @@
+/*
+ * Copyright (C) 2023 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 "EffectPreProcessing"
+#include <algorithm>
+#include <unordered_set>
+
+#include <Utils.h>
+#include <android-base/logging.h>
+#include <fmq/AidlMessageQueue.h>
+
+#include "EffectPreProcessing.h"
+
+using aidl::android::hardware::audio::effect::Descriptor;
+using aidl::android::hardware::audio::effect::EffectPreProcessing;
+using aidl::android::hardware::audio::effect::IEffect;
+using aidl::android::hardware::audio::effect::kAcousticEchoCancelerSwImplUUID;
+using aidl::android::hardware::audio::effect::kAutomaticGainControlV1SwImplUUID;
+using aidl::android::hardware::audio::effect::kAutomaticGainControlV2SwImplUUID;
+using aidl::android::hardware::audio::effect::kNoiseSuppressionSwImplUUID;
+using aidl::android::hardware::audio::effect::State;
+using aidl::android::media::audio::common::AudioUuid;
+
+bool isPreProcessingUuidSupported(const AudioUuid& uuid) {
+    return (uuid == kAcousticEchoCancelerSwImplUUID || uuid == kAutomaticGainControlV1SwImplUUID ||
+            uuid == kAutomaticGainControlV2SwImplUUID || uuid == kNoiseSuppressionSwImplUUID);
+}
+
+extern "C" binder_exception_t createEffect(const AudioUuid* uuid,
+                                           std::shared_ptr<IEffect>* instanceSpp) {
+    if (!uuid || !isPreProcessingUuidSupported(*uuid)) {
+        LOG(ERROR) << __func__ << "uuid not supported";
+        return EX_ILLEGAL_ARGUMENT;
+    }
+    if (instanceSpp) {
+        *instanceSpp = ndk::SharedRefBase::make<EffectPreProcessing>(*uuid);
+        LOG(DEBUG) << __func__ << " instance " << instanceSpp->get() << " created";
+        return EX_NONE;
+    } else {
+        LOG(ERROR) << __func__ << " invalid input parameter!";
+        return EX_ILLEGAL_ARGUMENT;
+    }
+}
+
+extern "C" binder_exception_t queryEffect(const AudioUuid* in_impl_uuid, Descriptor* _aidl_return) {
+    if (!in_impl_uuid || !isPreProcessingUuidSupported(*in_impl_uuid)) {
+        LOG(ERROR) << __func__ << "uuid not supported";
+        return EX_ILLEGAL_ARGUMENT;
+    }
+    if (*in_impl_uuid == kAcousticEchoCancelerSwImplUUID) {
+        *_aidl_return = aidl::android::hardware::audio::effect::kAcousticEchoCancelerDesc;
+    } else if (*in_impl_uuid == kAutomaticGainControlV1SwImplUUID) {
+        *_aidl_return = aidl::android::hardware::audio::effect::kAutomaticGainControlV1Desc;
+    } else if (*in_impl_uuid == kAutomaticGainControlV2SwImplUUID) {
+        *_aidl_return = aidl::android::hardware::audio::effect::kAutomaticGainControlV2Desc;
+    } else if (*in_impl_uuid == kNoiseSuppressionSwImplUUID) {
+        *_aidl_return = aidl::android::hardware::audio::effect::kNoiseSuppressionDesc;
+    }
+    return EX_NONE;
+}
+
+namespace aidl::android::hardware::audio::effect {
+
+EffectPreProcessing::EffectPreProcessing(const AudioUuid& uuid) {
+    LOG(DEBUG) << __func__ << uuid.toString();
+    if (uuid == kAcousticEchoCancelerSwImplUUID) {
+        mType = PreProcessingEffectType::ACOUSTIC_ECHO_CANCELLATION;
+        mDescriptor = &kAcousticEchoCancelerDesc;
+        mEffectName = &kAcousticEchoCancelerEffectName;
+    } else if (uuid == kAutomaticGainControlV1SwImplUUID) {
+        mType = PreProcessingEffectType::AUTOMATIC_GAIN_CONTROL_V1;
+        mDescriptor = &kAutomaticGainControlV1Desc;
+        mEffectName = &kAutomaticGainControlV1EffectName;
+    } else if (uuid == kAutomaticGainControlV2SwImplUUID) {
+        mType = PreProcessingEffectType::AUTOMATIC_GAIN_CONTROL_V2;
+        mDescriptor = &kAutomaticGainControlV2Desc;
+        mEffectName = &kAutomaticGainControlV2EffectName;
+    } else if (uuid == kNoiseSuppressionSwImplUUID) {
+        mType = PreProcessingEffectType::NOISE_SUPPRESSION;
+        mDescriptor = &kNoiseSuppressionDesc;
+        mEffectName = &kNoiseSuppressionEffectName;
+    } else {
+        LOG(ERROR) << __func__ << uuid.toString() << " not supported!";
+    }
+}
+
+EffectPreProcessing::~EffectPreProcessing() {
+    cleanUp();
+    LOG(DEBUG) << __func__;
+}
+
+ndk::ScopedAStatus EffectPreProcessing::getDescriptor(Descriptor* _aidl_return) {
+    RETURN_IF(!_aidl_return, EX_ILLEGAL_ARGUMENT, "Parameter:nullptr");
+    LOG(DEBUG) << _aidl_return->toString();
+    *_aidl_return = *mDescriptor;
+    return ndk::ScopedAStatus::ok();
+}
+
+ndk::ScopedAStatus EffectPreProcessing::setParameterSpecific(const Parameter::Specific& specific) {
+    LOG(DEBUG) << __func__ << " specific " << specific.toString();
+    RETURN_IF(!mContext, EX_NULL_POINTER, "nullContext");
+
+    auto tag = specific.getTag();
+    switch (tag) {
+        case Parameter::Specific::acousticEchoCanceler:
+            return setParameterAcousticEchoCanceler(specific);
+        case Parameter::Specific::automaticGainControlV1:
+            return setParameterAutomaticGainControlV1(specific);
+        case Parameter::Specific::automaticGainControlV2:
+            return setParameterAutomaticGainControlV2(specific);
+        case Parameter::Specific::noiseSuppression:
+            return setParameterNoiseSuppression(specific);
+        default:
+            LOG(ERROR) << __func__ << " unsupported tag " << toString(tag);
+            return ndk::ScopedAStatus::fromExceptionCodeWithMessage(EX_ILLEGAL_ARGUMENT,
+                                                                    "specificParamNotSupported");
+    }
+}
+
+ndk::ScopedAStatus EffectPreProcessing::setParameterAcousticEchoCanceler(
+        const Parameter::Specific& specific) {
+    auto& param = specific.get<Parameter::Specific::acousticEchoCanceler>();
+    RETURN_IF(!inRange(param, kAcousticEchoCancelerRanges), EX_ILLEGAL_ARGUMENT, "outOfRange");
+    auto tag = param.getTag();
+
+    switch (tag) {
+        case AcousticEchoCanceler::echoDelayUs: {
+            RETURN_IF(mContext->setAcousticEchoCancelerEchoDelay(
+                              param.get<AcousticEchoCanceler::echoDelayUs>()) != RetCode::SUCCESS,
+                      EX_ILLEGAL_ARGUMENT, "echoDelayNotSupported");
+            return ndk::ScopedAStatus::ok();
+        }
+        case AcousticEchoCanceler::mobileMode: {
+            RETURN_IF(mContext->setAcousticEchoCancelerMobileMode(
+                              param.get<AcousticEchoCanceler::mobileMode>()) != RetCode::SUCCESS,
+                      EX_ILLEGAL_ARGUMENT, "SettingMobileModeNotSupported");
+            return ndk::ScopedAStatus::ok();
+        }
+        default: {
+            LOG(ERROR) << __func__ << " unsupported tag: " << toString(tag);
+            return ndk::ScopedAStatus::fromExceptionCodeWithMessage(
+                    EX_ILLEGAL_ARGUMENT, "AcousticEchoCancelerTagNotSupported");
+        }
+    }
+}
+
+ndk::ScopedAStatus EffectPreProcessing::setParameterAutomaticGainControlV1(
+        const Parameter::Specific& specific) {
+    auto& param = specific.get<Parameter::Specific::automaticGainControlV1>();
+    RETURN_IF(!inRange(param, kAutomaticGainControlV1Ranges), EX_ILLEGAL_ARGUMENT, "outOfRange");
+    auto tag = param.getTag();
+
+    switch (tag) {
+        case AutomaticGainControlV1::targetPeakLevelDbFs: {
+            RETURN_IF(mContext->setAutomaticGainControlV1TargetPeakLevel(
+                              param.get<AutomaticGainControlV1::targetPeakLevelDbFs>()) !=
+                              RetCode::SUCCESS,
+                      EX_ILLEGAL_ARGUMENT, "targetPeakLevelNotSupported");
+            return ndk::ScopedAStatus::ok();
+        }
+        case AutomaticGainControlV1::maxCompressionGainDb: {
+            RETURN_IF(mContext->setAutomaticGainControlV1MaxCompressionGain(
+                              param.get<AutomaticGainControlV1::maxCompressionGainDb>()) !=
+                              RetCode::SUCCESS,
+                      EX_ILLEGAL_ARGUMENT, "maxCompressionGainNotSupported");
+            return ndk::ScopedAStatus::ok();
+        }
+        case AutomaticGainControlV1::enableLimiter: {
+            RETURN_IF(
+                    mContext->setAutomaticGainControlV1EnableLimiter(
+                            param.get<AutomaticGainControlV1::enableLimiter>()) != RetCode::SUCCESS,
+                    EX_ILLEGAL_ARGUMENT, "enableLimiterNotSupported");
+            return ndk::ScopedAStatus::ok();
+        }
+        default: {
+            LOG(ERROR) << __func__ << " unsupported tag: " << toString(tag);
+            return ndk::ScopedAStatus::fromExceptionCodeWithMessage(
+                    EX_ILLEGAL_ARGUMENT, "AutomaticGainControlV1TagNotSupported");
+        }
+    }
+}
+
+ndk::ScopedAStatus EffectPreProcessing::setParameterAutomaticGainControlV2(
+        const Parameter::Specific& specific) {
+    auto& param = specific.get<Parameter::Specific::automaticGainControlV2>();
+    RETURN_IF(!inRange(param, kAutomaticGainControlV2Ranges), EX_ILLEGAL_ARGUMENT, "outOfRange");
+    auto tag = param.getTag();
+
+    switch (tag) {
+        case AutomaticGainControlV2::fixedDigitalGainMb: {
+            RETURN_IF(mContext->setAutomaticGainControlV2DigitalGain(
+                              param.get<AutomaticGainControlV2::fixedDigitalGainMb>()) !=
+                              RetCode::SUCCESS,
+                      EX_ILLEGAL_ARGUMENT, "digitalGainNotSupported");
+            return ndk::ScopedAStatus::ok();
+        }
+        case AutomaticGainControlV2::levelEstimator: {
+            RETURN_IF(mContext->setAutomaticGainControlV2LevelEstimator(
+                              param.get<AutomaticGainControlV2::levelEstimator>()) !=
+                              RetCode::SUCCESS,
+                      EX_ILLEGAL_ARGUMENT, "levelEstimatorNotSupported");
+            return ndk::ScopedAStatus::ok();
+        }
+        case AutomaticGainControlV2::saturationMarginMb: {
+            RETURN_IF(mContext->setAutomaticGainControlV2SaturationMargin(
+                              param.get<AutomaticGainControlV2::saturationMarginMb>()) !=
+                              RetCode::SUCCESS,
+                      EX_ILLEGAL_ARGUMENT, "saturationMarginNotSupported");
+            return ndk::ScopedAStatus::ok();
+        }
+        default: {
+            LOG(ERROR) << __func__ << " unsupported tag: " << toString(tag);
+            return ndk::ScopedAStatus::fromExceptionCodeWithMessage(
+                    EX_ILLEGAL_ARGUMENT, "AutomaticGainControlV2TagNotSupported");
+        }
+    }
+}
+
+ndk::ScopedAStatus EffectPreProcessing::setParameterNoiseSuppression(
+        const Parameter::Specific& specific) {
+    auto& param = specific.get<Parameter::Specific::noiseSuppression>();
+    auto tag = param.getTag();
+
+    switch (tag) {
+        case NoiseSuppression::level: {
+            RETURN_IF(mContext->setNoiseSuppressionLevel(param.get<NoiseSuppression::level>()) !=
+                              RetCode::SUCCESS,
+                      EX_ILLEGAL_ARGUMENT, "levelNotSupported");
+            return ndk::ScopedAStatus::ok();
+        }
+        default: {
+            LOG(ERROR) << __func__ << " unsupported tag: " << toString(tag);
+            return ndk::ScopedAStatus::fromExceptionCodeWithMessage(
+                    EX_ILLEGAL_ARGUMENT, "NoiseSuppressionTagNotSupported");
+        }
+    }
+}
+
+ndk::ScopedAStatus EffectPreProcessing::getParameterSpecific(const Parameter::Id& id,
+                                                             Parameter::Specific* specific) {
+    RETURN_IF(!specific, EX_NULL_POINTER, "nullPtr");
+    auto tag = id.getTag();
+
+    switch (tag) {
+        case Parameter::Id::acousticEchoCancelerTag:
+            return getParameterAcousticEchoCanceler(
+                    id.get<Parameter::Id::acousticEchoCancelerTag>(), specific);
+        case Parameter::Id::automaticGainControlV1Tag:
+            return getParameterAutomaticGainControlV1(
+                    id.get<Parameter::Id::automaticGainControlV1Tag>(), specific);
+        case Parameter::Id::automaticGainControlV2Tag:
+            return getParameterAutomaticGainControlV2(
+                    id.get<Parameter::Id::automaticGainControlV2Tag>(), specific);
+        case Parameter::Id::noiseSuppressionTag:
+            return getParameterNoiseSuppression(id.get<Parameter::Id::noiseSuppressionTag>(),
+                                                specific);
+        default:
+            LOG(ERROR) << __func__ << " unsupported tag: " << toString(tag);
+            return ndk::ScopedAStatus::fromExceptionCodeWithMessage(EX_ILLEGAL_ARGUMENT,
+                                                                    "wrongIdTag");
+    }
+}
+
+ndk::ScopedAStatus EffectPreProcessing::getParameterAcousticEchoCanceler(
+        const AcousticEchoCanceler::Id& id, Parameter::Specific* specific) {
+    RETURN_IF(id.getTag() != AcousticEchoCanceler::Id::commonTag, EX_ILLEGAL_ARGUMENT,
+              "AcousticEchoCancelerTagNotSupported");
+    RETURN_IF(!mContext, EX_NULL_POINTER, "nullContext");
+    AcousticEchoCanceler param;
+    auto tag = id.get<AcousticEchoCanceler::Id::commonTag>();
+    switch (tag) {
+        case AcousticEchoCanceler::echoDelayUs: {
+            param.set<AcousticEchoCanceler::echoDelayUs>(
+                    mContext->getAcousticEchoCancelerEchoDelay());
+            break;
+        }
+        case AcousticEchoCanceler::mobileMode: {
+            param.set<AcousticEchoCanceler::mobileMode>(
+                    mContext->getAcousticEchoCancelerMobileMode());
+            break;
+        }
+        default: {
+            LOG(ERROR) << __func__ << " unsupported tag: " << toString(tag);
+            return ndk::ScopedAStatus::fromExceptionCodeWithMessage(
+                    EX_ILLEGAL_ARGUMENT, "AcousticEchoCancelerTagNotSupported");
+        }
+    }
+
+    specific->set<Parameter::Specific::acousticEchoCanceler>(param);
+    return ndk::ScopedAStatus::ok();
+}
+
+ndk::ScopedAStatus EffectPreProcessing::getParameterAutomaticGainControlV1(
+        const AutomaticGainControlV1::Id& id, Parameter::Specific* specific) {
+    RETURN_IF(id.getTag() != AutomaticGainControlV1::Id::commonTag, EX_ILLEGAL_ARGUMENT,
+              "AutomaticGainControlV1TagNotSupported");
+    RETURN_IF(!mContext, EX_NULL_POINTER, "nullContext");
+    AutomaticGainControlV1 param;
+
+    auto tag = id.get<AutomaticGainControlV1::Id::commonTag>();
+    switch (tag) {
+        case AutomaticGainControlV1::targetPeakLevelDbFs: {
+            param.set<AutomaticGainControlV1::targetPeakLevelDbFs>(
+                    mContext->getAutomaticGainControlV1TargetPeakLevel());
+            break;
+        }
+        case AutomaticGainControlV1::maxCompressionGainDb: {
+            param.set<AutomaticGainControlV1::maxCompressionGainDb>(
+                    mContext->getAutomaticGainControlV1MaxCompressionGain());
+            break;
+        }
+        case AutomaticGainControlV1::enableLimiter: {
+            param.set<AutomaticGainControlV1::enableLimiter>(
+                    mContext->getAutomaticGainControlV1EnableLimiter());
+            break;
+        }
+        default: {
+            LOG(ERROR) << __func__ << " unsupported tag: " << toString(tag);
+            return ndk::ScopedAStatus::fromExceptionCodeWithMessage(
+                    EX_ILLEGAL_ARGUMENT, "AutomaticGainControlV1TagNotSupported");
+        }
+    }
+
+    specific->set<Parameter::Specific::automaticGainControlV1>(param);
+    return ndk::ScopedAStatus::ok();
+}
+
+ndk::ScopedAStatus EffectPreProcessing::getParameterAutomaticGainControlV2(
+        const AutomaticGainControlV2::Id& id, Parameter::Specific* specific) {
+    RETURN_IF(id.getTag() != AutomaticGainControlV2::Id::commonTag, EX_ILLEGAL_ARGUMENT,
+              "AutomaticGainControlV2TagNotSupported");
+    RETURN_IF(!mContext, EX_NULL_POINTER, "nullContext");
+    AutomaticGainControlV2 param;
+
+    auto tag = id.get<AutomaticGainControlV2::Id::commonTag>();
+    switch (tag) {
+        case AutomaticGainControlV2::fixedDigitalGainMb: {
+            param.set<AutomaticGainControlV2::fixedDigitalGainMb>(
+                    mContext->getAutomaticGainControlV2DigitalGain());
+            break;
+        }
+        case AutomaticGainControlV2::levelEstimator: {
+            param.set<AutomaticGainControlV2::levelEstimator>(
+                    mContext->getAutomaticGainControlV2LevelEstimator());
+            break;
+        }
+        case AutomaticGainControlV2::saturationMarginMb: {
+            param.set<AutomaticGainControlV2::saturationMarginMb>(
+                    mContext->getAutomaticGainControlV2SaturationMargin());
+            break;
+        }
+        default: {
+            LOG(ERROR) << __func__ << " unsupported tag: " << toString(tag);
+            return ndk::ScopedAStatus::fromExceptionCodeWithMessage(
+                    EX_ILLEGAL_ARGUMENT, "AutomaticGainControlV2TagNotSupported");
+        }
+    }
+
+    specific->set<Parameter::Specific::automaticGainControlV2>(param);
+    return ndk::ScopedAStatus::ok();
+}
+
+ndk::ScopedAStatus EffectPreProcessing::getParameterNoiseSuppression(
+        const NoiseSuppression::Id& id, Parameter::Specific* specific) {
+    RETURN_IF(id.getTag() != NoiseSuppression::Id::commonTag, EX_ILLEGAL_ARGUMENT,
+              "NoiseSuppressionTagNotSupported");
+    RETURN_IF(!mContext, EX_NULL_POINTER, "nullContext");
+    NoiseSuppression param;
+
+    auto tag = id.get<NoiseSuppression::Id::commonTag>();
+    switch (tag) {
+        case NoiseSuppression::level: {
+            param.set<NoiseSuppression::level>(mContext->getNoiseSuppressionLevel());
+            break;
+        }
+        default: {
+            LOG(ERROR) << __func__ << " unsupported tag: " << toString(tag);
+            return ndk::ScopedAStatus::fromExceptionCodeWithMessage(
+                    EX_ILLEGAL_ARGUMENT, "NoiseSuppressionTagNotSupported");
+        }
+    }
+
+    specific->set<Parameter::Specific::noiseSuppression>(param);
+    return ndk::ScopedAStatus::ok();
+}
+
+std::shared_ptr<EffectContext> EffectPreProcessing::createContext(const Parameter::Common& common) {
+    if (mContext) {
+        LOG(DEBUG) << __func__ << " context already exist";
+    } else {
+        // PreProcessingSession is a singleton
+        mContext = PreProcessingSession::getPreProcessingSession().createSession(
+                mType, 1 /* statusFmqDepth */, common);
+    }
+
+    return mContext;
+}
+
+std::shared_ptr<EffectContext> EffectPreProcessing::getContext() {
+    return mContext;
+}
+
+RetCode EffectPreProcessing::releaseContext() {
+    if (mContext) {
+        PreProcessingSession::getPreProcessingSession().releaseSession(mType,
+                                                                       mContext->getSessionId());
+        mContext.reset();
+    }
+    return RetCode::SUCCESS;
+}
+
+ndk::ScopedAStatus EffectPreProcessing::commandImpl(CommandId command) {
+    RETURN_IF(!mContext, EX_NULL_POINTER, "nullContext");
+    switch (command) {
+        case CommandId::START:
+            mContext->enable();
+            break;
+        case CommandId::STOP:
+            mContext->disable();
+            break;
+        case CommandId::RESET:
+            mContext->disable();
+            mContext->resetBuffer();
+            break;
+        default:
+            LOG(ERROR) << __func__ << " commandId " << toString(command) << " not supported";
+            return ndk::ScopedAStatus::fromExceptionCodeWithMessage(EX_ILLEGAL_ARGUMENT,
+                                                                    "commandIdNotSupported");
+    }
+    return ndk::ScopedAStatus::ok();
+}
+
+// Processing method running in EffectWorker thread.
+IEffect::Status EffectPreProcessing::effectProcessImpl(float* in, float* out, int sampleToProcess) {
+    IEffect::Status status = {EX_NULL_POINTER, 0, 0};
+    RETURN_VALUE_IF(!mContext, status, "nullContext");
+    return mContext->lvmProcess(in, out, sampleToProcess);
+}
+
+}  // namespace aidl::android::hardware::audio::effect