AudioSource.h

#ifndef OPENTERA_WEBRTC_NATIVE_CLIENT_SOURCES_AUDIO_SOURCE_H
#define OPENTERA_WEBRTC_NATIVE_CLIENT_SOURCES_AUDIO_SOURCE_H
 
#include <OpenteraWebrtcNativeClient/Configurations/AudioSourceConfiguration.h>
#include <OpenteraWebrtcNativeClient/OpenteraAudioDeviceModule.h>
#include <OpenteraWebrtcNativeClient/Utils/ClassMacro.h>
 
#include <api/media_stream_interface.h>
#include <api/notifier.h>
 
#include <mutex>
#include <set>
#include <vector>
 
namespace opentera
{
 
    class AudioSource : public webrtc::Notifier<webrtc::AudioSourceInterface>
    {
        AudioSourceConfiguration m_configuration;
        int m_bitsPerSample;
        int m_sampleRate;
        size_t m_numberOfChannels;
        size_t m_bytesPerFrame;
 
        size_t m_dataIndex;
        std::vector<uint8_t> m_data;  // 10 ms audio frame
        size_t m_dataNumberOfFrames;
 
        std::mutex m_audioDeviceModuleMutex;
        rtc::scoped_refptr<OpenteraAudioDeviceModule> m_audioDeviceModule;
 
    public:
        AudioSource(AudioSourceConfiguration configuration, int bitsPerSample, int sampleRate, size_t numberOfChannels);
 
        DECLARE_NOT_COPYABLE(AudioSource);
        DECLARE_NOT_MOVABLE(AudioSource);
 
        void AddSink(webrtc::AudioTrackSinkInterface* sink) override;
        void RemoveSink(webrtc::AudioTrackSinkInterface* sink) override;
 
        bool remote() const override;
        SourceState state() const override;
        const cricket::AudioOptions options() const override;
 
        AudioSourceConfiguration configuration() const;
        size_t bytesPerSample() const;
        size_t bytesPerFrame() const;
 
        void setAudioDeviceModule(const rtc::scoped_refptr<OpenteraAudioDeviceModule>& audioDeviceModule);
        void sendFrame(const void* audioData, size_t numberOfFrames);
        void sendFrame(const void* audioData, size_t numberOfFrames, bool isTyping);
 
        // Methods to fake a ref counted object, so the Python binding is easier to
        // make because we can use a shared_ptr
        void AddRef() const override;
        rtc::RefCountReleaseStatus Release() const override;
    };
 
    inline AudioSourceConfiguration AudioSource::configuration() const { return m_configuration; }
 
    inline void AudioSource::sendFrame(const void* audioData, size_t numberOfFrames)
    {
        sendFrame(audioData, numberOfFrames, false);
    }
}
 
#endif