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/*******************************************************************************
* Copyright 2009-2016 Jörg Müller
*
* 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
/**
* @file IDeviceFactory.h
* @ingroup devices
* The IDeviceFactory interface.
*/
#include "respec/Specification.h"
#include <memory>
AUD_NAMESPACE_BEGIN
/**
* @interface IDeviceFactory
* The IDeviceFactory interface opens an output device.
*/
class AUD_API IDeviceFactory
{
public:
/**
* Opens an audio device for playback.
* \exception Exception Thrown if the audio device cannot be opened.
*/
virtual std::shared_ptr<IDevice> openDevice()=0;
/**
* Returns the priority of the device to be the default device for a system.
* The higher the priority the more likely it is for this device to be used as the default device.
* \return Priority to be the default device.
*/
virtual int getPriority()=0;
/**
* Sets the wanted device specifications for opening the device.
* \param specs The wanted audio specification.
*/
virtual void setSpecs(DeviceSpecs specs)=0;
/**
* Sets the size for the internal playback buffers.
* The bigger the buffersize, the less likely clicks happen,
* but the latency increases too.
* \param buffersize The size of the internal buffer.
*/
virtual void setBufferSize(int buffersize)=0;
/**
* Sets a name for the device.
* \param name The internal name for the device.
*/
virtual void setName(std::string name)=0;
};
AUD_NAMESPACE_END
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