275 lines
12 KiB
C++
275 lines
12 KiB
C++
/*
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* Copyright (C) 2016 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef ANDROID_HARDWARE_AUDIO_EFFECT_V2_0_EFFECT_H
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#define ANDROID_HARDWARE_AUDIO_EFFECT_V2_0_EFFECT_H
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#include <atomic>
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#include <memory>
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#include <vector>
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#include <android/hardware/audio/effect/2.0/IEffect.h>
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#include <fmq/EventFlag.h>
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#include <fmq/MessageQueue.h>
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#include <hidl/MQDescriptor.h>
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#include <hidl/Status.h>
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#include <utils/Thread.h>
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#include <hardware/audio_effect.h>
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#include "AudioBufferManager.h"
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namespace android {
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namespace hardware {
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namespace audio {
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namespace effect {
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namespace V2_0 {
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namespace implementation {
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using ::android::hardware::audio::common::V2_0::AudioDevice;
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using ::android::hardware::audio::common::V2_0::AudioMode;
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using ::android::hardware::audio::common::V2_0::AudioSource;
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using ::android::hardware::audio::common::V2_0::Uuid;
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using ::android::hardware::audio::effect::V2_0::AudioBuffer;
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using ::android::hardware::audio::effect::V2_0::EffectAuxChannelsConfig;
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using ::android::hardware::audio::effect::V2_0::EffectConfig;
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using ::android::hardware::audio::effect::V2_0::EffectDescriptor;
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using ::android::hardware::audio::effect::V2_0::EffectFeature;
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using ::android::hardware::audio::effect::V2_0::EffectOffloadParameter;
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using ::android::hardware::audio::effect::V2_0::IEffect;
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using ::android::hardware::audio::effect::V2_0::IEffectBufferProviderCallback;
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using ::android::hardware::audio::effect::V2_0::Result;
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using ::android::hardware::Return;
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using ::android::hardware::Void;
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using ::android::hardware::hidl_vec;
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using ::android::hardware::hidl_string;
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using ::android::sp;
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struct Effect : public IEffect {
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typedef MessageQueue<Result, kSynchronizedReadWrite> StatusMQ;
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using GetParameterSuccessCallback =
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std::function<void(uint32_t valueSize, const void* valueData)>;
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explicit Effect(effect_handle_t handle);
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// Methods from ::android::hardware::audio::effect::V2_0::IEffect follow.
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Return<Result> init() override;
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Return<Result> setConfig(
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const EffectConfig& config,
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const sp<IEffectBufferProviderCallback>& inputBufferProvider,
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const sp<IEffectBufferProviderCallback>& outputBufferProvider) override;
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Return<Result> reset() override;
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Return<Result> enable() override;
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Return<Result> disable() override;
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Return<Result> setDevice(AudioDevice device) override;
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Return<void> setAndGetVolume(
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const hidl_vec<uint32_t>& volumes, setAndGetVolume_cb _hidl_cb) override;
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Return<Result> volumeChangeNotification(const hidl_vec<uint32_t>& volumes) override;
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Return<Result> setAudioMode(AudioMode mode) override;
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Return<Result> setConfigReverse(
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const EffectConfig& config,
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const sp<IEffectBufferProviderCallback>& inputBufferProvider,
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const sp<IEffectBufferProviderCallback>& outputBufferProvider) override;
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Return<Result> setInputDevice(AudioDevice device) override;
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Return<void> getConfig(getConfig_cb _hidl_cb) override;
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Return<void> getConfigReverse(getConfigReverse_cb _hidl_cb) override;
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Return<void> getSupportedAuxChannelsConfigs(
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uint32_t maxConfigs, getSupportedAuxChannelsConfigs_cb _hidl_cb) override;
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Return<void> getAuxChannelsConfig(getAuxChannelsConfig_cb _hidl_cb) override;
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Return<Result> setAuxChannelsConfig(const EffectAuxChannelsConfig& config) override;
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Return<Result> setAudioSource(AudioSource source) override;
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Return<Result> offload(const EffectOffloadParameter& param) override;
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Return<void> getDescriptor(getDescriptor_cb _hidl_cb) override;
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Return<void> prepareForProcessing(prepareForProcessing_cb _hidl_cb) override;
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Return<Result> setProcessBuffers(
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const AudioBuffer& inBuffer, const AudioBuffer& outBuffer) override;
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Return<void> command(
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uint32_t commandId,
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const hidl_vec<uint8_t>& data,
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uint32_t resultMaxSize,
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command_cb _hidl_cb) override;
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Return<Result> setParameter(
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const hidl_vec<uint8_t>& parameter, const hidl_vec<uint8_t>& value) override;
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Return<void> getParameter(
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const hidl_vec<uint8_t>& parameter,
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uint32_t valueMaxSize,
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getParameter_cb _hidl_cb) override;
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Return<void> getSupportedConfigsForFeature(
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uint32_t featureId,
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uint32_t maxConfigs,
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uint32_t configSize,
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getSupportedConfigsForFeature_cb _hidl_cb) override;
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Return<void> getCurrentConfigForFeature(
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uint32_t featureId,
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uint32_t configSize,
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getCurrentConfigForFeature_cb _hidl_cb) override;
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Return<Result> setCurrentConfigForFeature(
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uint32_t featureId, const hidl_vec<uint8_t>& configData) override;
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Return<Result> close() override;
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// Utility methods for extending interfaces.
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template<typename T> Return<void> getIntegerParam(
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uint32_t paramId, std::function<void(Result retval, T paramValue)> cb) {
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T value;
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Result retval = getParameterImpl(
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sizeof(uint32_t), ¶mId,
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sizeof(T),
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[&] (uint32_t valueSize, const void* valueData) {
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if (valueSize > sizeof(T)) valueSize = sizeof(T);
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memcpy(&value, valueData, valueSize);
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});
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cb(retval, value);
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return Void();
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}
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template<typename T> Result getParam(uint32_t paramId, T& paramValue) {
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return getParameterImpl(
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sizeof(uint32_t), ¶mId,
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sizeof(T),
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[&] (uint32_t valueSize, const void* valueData) {
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if (valueSize > sizeof(T)) valueSize = sizeof(T);
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memcpy(¶mValue, valueData, valueSize);
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});
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}
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template<typename T> Result getParam(uint32_t paramId, uint32_t paramArg, T& paramValue) {
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uint32_t params[2] = { paramId, paramArg };
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return getParameterImpl(
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sizeof(params), params,
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sizeof(T),
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[&] (uint32_t valueSize, const void* valueData) {
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if (valueSize > sizeof(T)) valueSize = sizeof(T);
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memcpy(¶mValue, valueData, valueSize);
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});
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}
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template<typename T> Result setParam(uint32_t paramId, const T& paramValue) {
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return setParameterImpl(sizeof(uint32_t), ¶mId, sizeof(T), ¶mValue);
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}
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template<typename T> Result setParam(uint32_t paramId, uint32_t paramArg, const T& paramValue) {
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uint32_t params[2] = { paramId, paramArg };
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return setParameterImpl(sizeof(params), params, sizeof(T), ¶mValue);
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}
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Result getParameterImpl(
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uint32_t paramSize,
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const void* paramData,
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uint32_t valueSize,
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GetParameterSuccessCallback onSuccess) {
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return getParameterImpl(paramSize, paramData, valueSize, valueSize, onSuccess);
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}
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Result getParameterImpl(
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uint32_t paramSize,
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const void* paramData,
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uint32_t requestValueSize,
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uint32_t replyValueSize,
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GetParameterSuccessCallback onSuccess);
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Result setParameterImpl(
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uint32_t paramSize, const void* paramData, uint32_t valueSize, const void* valueData);
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private:
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friend struct VirtualizerEffect; // for getParameterImpl
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friend struct VisualizerEffect; // to allow executing commands
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using CommandSuccessCallback = std::function<void()>;
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using GetConfigCallback = std::function<void(Result retval, const EffectConfig& config)>;
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using GetCurrentConfigSuccessCallback = std::function<void(void* configData)>;
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using GetSupportedConfigsSuccessCallback =
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std::function<void(uint32_t supportedConfigs, void* configsData)>;
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static const char *sContextResultOfCommand;
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static const char *sContextCallToCommand;
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static const char *sContextCallFunction;
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bool mIsClosed;
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effect_handle_t mHandle;
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sp<AudioBufferWrapper> mInBuffer;
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sp<AudioBufferWrapper> mOutBuffer;
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std::atomic<audio_buffer_t*> mHalInBufferPtr;
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std::atomic<audio_buffer_t*> mHalOutBufferPtr;
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std::unique_ptr<StatusMQ> mStatusMQ;
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EventFlag* mEfGroup;
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std::atomic<bool> mStopProcessThread;
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sp<Thread> mProcessThread;
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virtual ~Effect();
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template<typename T> static size_t alignedSizeIn(size_t s);
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template<typename T> std::unique_ptr<uint8_t[]> hidlVecToHal(
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const hidl_vec<T>& vec, uint32_t* halDataSize);
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static void effectAuxChannelsConfigFromHal(
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const channel_config_t& halConfig, EffectAuxChannelsConfig* config);
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static void effectAuxChannelsConfigToHal(
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const EffectAuxChannelsConfig& config, channel_config_t* halConfig);
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static void effectBufferConfigFromHal(
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const buffer_config_t& halConfig, EffectBufferConfig* config);
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static void effectBufferConfigToHal(
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const EffectBufferConfig& config, buffer_config_t* halConfig);
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static void effectConfigFromHal(const effect_config_t& halConfig, EffectConfig* config);
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static void effectConfigToHal(const EffectConfig& config, effect_config_t* halConfig);
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static void effectOffloadParamToHal(
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const EffectOffloadParameter& offload, effect_offload_param_t* halOffload);
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static std::vector<uint8_t> parameterToHal(
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uint32_t paramSize, const void* paramData, uint32_t valueSize, const void** valueData);
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Result analyzeCommandStatus(
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const char* commandName, const char* context, status_t status);
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Result analyzeStatus(
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const char* funcName,
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const char* subFuncName,
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const char* contextDescription,
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status_t status);
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void getConfigImpl(int commandCode, const char* commandName, GetConfigCallback cb);
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Result getCurrentConfigImpl(
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uint32_t featureId, uint32_t configSize, GetCurrentConfigSuccessCallback onSuccess);
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Result getSupportedConfigsImpl(
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uint32_t featureId,
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uint32_t maxConfigs,
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uint32_t configSize,
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GetSupportedConfigsSuccessCallback onSuccess);
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Result sendCommand(int commandCode, const char* commandName);
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Result sendCommand(int commandCode, const char* commandName, uint32_t size, void* data);
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Result sendCommandReturningData(
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int commandCode, const char* commandName, uint32_t* replySize, void* replyData);
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Result sendCommandReturningData(
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int commandCode, const char* commandName,
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uint32_t size, void* data,
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uint32_t* replySize, void* replyData);
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Result sendCommandReturningStatus(int commandCode, const char* commandName);
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Result sendCommandReturningStatus(
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int commandCode, const char* commandName, uint32_t size, void* data);
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Result sendCommandReturningStatusAndData(
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int commandCode, const char* commandName,
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uint32_t size, void* data,
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uint32_t* replySize, void* replyData,
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uint32_t minReplySize,
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CommandSuccessCallback onSuccess);
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Result setConfigImpl(
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int commandCode, const char* commandName,
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const EffectConfig& config,
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const sp<IEffectBufferProviderCallback>& inputBufferProvider,
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const sp<IEffectBufferProviderCallback>& outputBufferProvider);
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};
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} // namespace implementation
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} // namespace V2_0
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} // namespace effect
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} // namespace audio
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} // namespace hardware
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} // namespace android
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#endif // ANDROID_HARDWARE_AUDIO_EFFECT_V2_0_EFFECT_H
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