Audio.hpp

#pragma once
 
#include "audinate/dal/Common.hpp"
#include "audinate/dal/DAL.hpp"
 
namespace Audinate { namespace DAL {
 
//------------------------------------------------------
// Audio API
//------------------------------------------------------

class AudioProperties
{
public:
    unsigned int mBytesPerSample;

    unsigned int mBytesPerPeriod;

    unsigned int mBytesPerBuffer;

    unsigned int mSamplesPerPeriod;

    unsigned int mSamplesPerBuffer;

    unsigned int mPeriodsPerBuffer;

    std::vector<Uint8 *> mTxChannelBuffers;

    std::vector<const Uint8 *> mRxChannelBuffers;

    unsigned int mRxActivatedChannelCount;

    unsigned int mTxActivatedChannelCount;
};

class BufferResetParameters
{
public:
    // nothing for now
};

class AudioTransferParameters
{
public:
    unsigned int mNumPeriodsSkipped;

    unsigned int mNumBytesSkipped;

    unsigned int mNumPeriodsAvailable;

    unsigned int mNumBytesAvailable;

    unsigned int mAvailableDataOffsetInPeriods;

    unsigned int mAvailableDataOffsetInBytes;
};

typedef std::function<void(const BufferResetParameters & params)> BufferResetFn;

typedef std::function<void(const AudioTransferParameters & params)> TransferFn;

class Audio
{
protected:
    Audio() {}
    virtual ~Audio() {}
 
public:

    virtual void setBufferResetFn(BufferResetFn fn) = 0;

    virtual void setTransferFn(TransferFn fn) = 0;

    virtual AudioProperties getProperties() const = 0;
};
 
}; };