AndroidSLESMicrophone.h

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/*
 * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License").
 * You may not use this file except in compliance with the License.
 * A copy of the License is located at
 *
 *     http://aws.amazon.com/apache2.0/
 *
 * or in the "license" file accompanying this file. This file 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.
 */

#ifndef ALEXA_CLIENT_SDK_APPLICATIONUTILITIES_ANDROIDUTILITIES_INCLUDE_ANDROIDUTILITIES_ANDROIDSLESMICROPHONE_H_
#define ALEXA_CLIENT_SDK_APPLICATIONUTILITIES_ANDROIDUTILITIES_INCLUDE_ANDROIDUTILITIES_ANDROIDSLESMICROPHONE_H_

#include <memory>
#include <SLES/OpenSLES.h>

#include <AndroidUtilities/AndroidSLESBufferQueue.h>
#include <AndroidUtilities/AndroidSLESEngine.h>
#include <AndroidUtilities/AndroidSLESObject.h>
#include <Audio/MicrophoneInterface.h>

namespace alexaClientSDK {
namespace applicationUtilities {
namespace androidUtilities {

class AndroidSLESBufferQueue;

class AndroidSLESMicrophone : public applicationUtilities::resources::audio::MicrophoneInterface {
public:
    static std::unique_ptr<AndroidSLESMicrophone> create(
        std::shared_ptr<AndroidSLESEngine> engine,
        std::shared_ptr<avsCommon::avs::AudioInputStream> stream);

    bool configureRecognizeMode();

    bool stopStreamingMicrophoneData() override;
    bool startStreamingMicrophoneData() override;
    bool isStreaming() override;

    static SLDataSink createSinkConfiguration();

    static SLDataSource createSourceConfiguration();

    ~AndroidSLESMicrophone();

private:
    AndroidSLESMicrophone(
        std::shared_ptr<AndroidSLESEngine> engine,
        std::shared_ptr<avsCommon::avs::AudioInputStream::Writer> writer);

    std::shared_ptr<AndroidSLESEngine> m_engineObject;

    std::shared_ptr<avsCommon::avs::AudioInputStream::Writer> m_writer;

    std::shared_ptr<AndroidSLESObject> m_recorderObject;

    SLRecordItf m_recorderInterface;

    std::unique_ptr<AndroidSLESBufferQueue> m_queue;

    std::mutex m_mutex;

    bool m_isStreaming;
};

}  // namespace androidUtilities
}  // namespace applicationUtilities
}  // namespace alexaClientSDK

#endif  // ALEXA_CLIENT_SDK_APPLICATIONUTILITIES_ANDROIDUTILITIES_INCLUDE_ANDROIDUTILITIES_ANDROIDSLESMICROPHONE_H_