audio: import aidl hal

* hardware/interfaces/audio/aidl/default/ at android-16.0.0_r1.
2025-10-22 17:31:20 +03:00
parent 3292156c2a
commit 7d6df38051
168 changed files with 27991 additions and 0 deletions
--- a/audio/include/effect-impl/EffectContext.h
+++ b/audio/include/effect-impl/EffectContext.h
@@ -0,0 +1,121 @@
+/*
+ * 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.
+ */
+
+#pragma once
+#include <memory>
+#include <vector>
+
+#include <Utils.h>
+#include <android-base/logging.h>
+#include <fmq/AidlMessageQueue.h>
+#include <fmq/EventFlag.h>
+
+#include <aidl/android/hardware/audio/effect/BnEffect.h>
+#include "EffectTypes.h"
+
+namespace aidl::android::hardware::audio::effect {
+
+class EffectContext {
+  public:
+    typedef ::android::AidlMessageQueue<
+            IEffect::Status, ::aidl::android::hardware::common::fmq::SynchronizedReadWrite>
+            StatusMQ;
+    typedef ::android::AidlMessageQueue<
+            float, ::aidl::android::hardware::common::fmq::SynchronizedReadWrite>
+            DataMQ;
+
+    EffectContext(size_t statusDepth, const Parameter::Common& common);
+    virtual ~EffectContext() {
+        if (mEfGroup) {
+            ::android::hardware::EventFlag::deleteEventFlag(&mEfGroup);
+        }
+    }
+
+    void setVersion(int version) { mVersion = version; }
+    std::shared_ptr<StatusMQ> getStatusFmq() const;
+    std::shared_ptr<DataMQ> getInputDataFmq() const;
+    std::shared_ptr<DataMQ> getOutputDataFmq() const;
+
+    float* getWorkBuffer();
+    size_t getWorkBufferSize() const;
+
+    // reset buffer status by abandon input data in FMQ
+    void resetBuffer();
+    void dupeFmq(IEffect::OpenEffectReturn* effectRet);
+    size_t getInputFrameSize() const;
+    size_t getOutputFrameSize() const;
+    int getSessionId() const;
+    int getIoHandle() const;
+
+    virtual void dupeFmqWithReopen(IEffect::OpenEffectReturn* effectRet);
+
+    virtual RetCode setOutputDevice(
+            const std::vector<aidl::android::media::audio::common::AudioDeviceDescription>& device);
+
+    virtual std::vector<aidl::android::media::audio::common::AudioDeviceDescription>
+    getOutputDevice();
+
+    virtual RetCode setAudioMode(const aidl::android::media::audio::common::AudioMode& mode);
+    virtual aidl::android::media::audio::common::AudioMode getAudioMode();
+
+    virtual RetCode setAudioSource(const aidl::android::media::audio::common::AudioSource& source);
+    virtual aidl::android::media::audio::common::AudioSource getAudioSource();
+
+    virtual RetCode setVolumeStereo(const Parameter::VolumeStereo& volumeStereo);
+    virtual Parameter::VolumeStereo getVolumeStereo();
+
+    virtual RetCode setCommon(const Parameter::Common& common);
+    virtual Parameter::Common getCommon();
+
+    virtual ::android::hardware::EventFlag* getStatusEventFlag();
+
+    virtual RetCode enable();
+    virtual RetCode disable();
+    virtual RetCode reset();
+
+    virtual RetCode startDraining();
+    virtual RetCode finishDraining();
+    virtual bool isDraining();
+
+  protected:
+    bool mIsDraining = false;
+    int mVersion = 0;
+    size_t mInputFrameSize = 0;
+    size_t mOutputFrameSize = 0;
+    size_t mInputChannelCount = 0;
+    size_t mOutputChannelCount = 0;
+    Parameter::Common mCommon = {};
+    std::vector<aidl::android::media::audio::common::AudioDeviceDescription> mOutputDevice = {};
+    aidl::android::media::audio::common::AudioMode mMode =
+            aidl::android::media::audio::common::AudioMode::SYS_RESERVED_INVALID;
+    aidl::android::media::audio::common::AudioSource mSource =
+            aidl::android::media::audio::common::AudioSource::SYS_RESERVED_INVALID;
+    Parameter::VolumeStereo mVolumeStereo = {};
+    RetCode updateIOFrameSize(const Parameter::Common& common);
+    RetCode notifyDataMqUpdate();
+
+  private:
+    // fmq and buffers
+    std::shared_ptr<StatusMQ> mStatusMQ = nullptr;
+    std::shared_ptr<DataMQ> mInputMQ = nullptr;
+    std::shared_ptr<DataMQ> mOutputMQ = nullptr;
+    // std::shared_ptr<IEffect::OpenEffectReturn> mRet;
+    // work buffer set by effect instances, the access and update are in same thread
+    std::vector<float> mWorkBuffer = {};
+
+    ::android::hardware::EventFlag* mEfGroup = nullptr;
+};
+}  // namespace aidl::android::hardware::audio::effect