mirror of
https://github.com/morgan9e/VolumeControl
synced 2026-04-13 15:55:02 +09:00
112 lines
5.1 KiB
C++
112 lines
5.1 KiB
C++
// This file is part of Background Music.
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//
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// Background Music is free software: you can redistribute it and/or
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// modify it under the terms of the GNU General Public License as
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// published by the Free Software Foundation, either version 2 of the
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// License, or (at your option) any later version.
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//
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// Background Music is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with Background Music. If not, see <http://www.gnu.org/licenses/>.
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//
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// VC_AbstractDevice.h
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// VCDriver
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//
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// Copyright © 2017 Kyle Neideck
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//
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#ifndef VC_Driver__VC_AbstractDevice
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#define VC_Driver__VC_AbstractDevice
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// SuperClass Includes
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#include "VC_Object.h"
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#pragma clang assume_nonnull begin
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class VC_AbstractDevice
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:
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public VC_Object
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{
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#pragma mark Construction/Destruction
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protected:
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VC_AbstractDevice(AudioObjectID inObjectID,
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AudioObjectID inOwnerObjectID);
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virtual ~VC_AbstractDevice();
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#pragma mark Property Operations
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public:
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virtual bool HasProperty(AudioObjectID inObjectID,
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pid_t inClientPID,
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const AudioObjectPropertyAddress& inAddress) const;
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virtual bool IsPropertySettable(AudioObjectID inObjectID,
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pid_t inClientPID,
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const AudioObjectPropertyAddress& inAddress) const;
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virtual UInt32 GetPropertyDataSize(AudioObjectID inObjectID,
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pid_t inClientPID,
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const AudioObjectPropertyAddress& inAddress,
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UInt32 inQualifierDataSize,
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const void* __nullable inQualifierData) const;
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virtual void GetPropertyData(AudioObjectID inObjectID,
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pid_t inClientPID,
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const AudioObjectPropertyAddress& inAddress,
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UInt32 inQualifierDataSize,
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const void* __nullable inQualifierData,
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UInt32 inDataSize,
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UInt32& outDataSize,
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void* outData) const;
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#pragma mark IO Operations
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public:
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virtual void StartIO(UInt32 inClientID) = 0;
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virtual void StopIO(UInt32 inClientID) = 0;
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virtual void GetZeroTimeStamp(Float64& outSampleTime,
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UInt64& outHostTime,
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UInt64& outSeed) = 0;
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virtual void WillDoIOOperation(UInt32 inOperationID,
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bool& outWillDo,
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bool& outWillDoInPlace) const = 0;
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virtual void BeginIOOperation(UInt32 inOperationID,
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UInt32 inIOBufferFrameSize,
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const AudioServerPlugInIOCycleInfo& inIOCycleInfo,
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UInt32 inClientID) = 0;
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virtual void DoIOOperation(AudioObjectID inStreamObjectID,
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UInt32 inClientID, UInt32 inOperationID,
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UInt32 inIOBufferFrameSize,
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const AudioServerPlugInIOCycleInfo& inIOCycleInfo,
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void* ioMainBuffer,
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void* __nullable ioSecondaryBuffer) = 0;
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virtual void EndIOOperation(UInt32 inOperationID,
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UInt32 inIOBufferFrameSize,
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const AudioServerPlugInIOCycleInfo& inIOCycleInfo,
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UInt32 inClientID) = 0;
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#pragma mark Implementation
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public:
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virtual CFStringRef CopyDeviceUID() const = 0;
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virtual void AddClient(const AudioServerPlugInClientInfo* inClientInfo) = 0;
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virtual void RemoveClient(const AudioServerPlugInClientInfo* inClientInfo) = 0;
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virtual void PerformConfigChange(UInt64 inChangeAction,
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void* __nullable inChangeInfo) = 0;
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virtual void AbortConfigChange(UInt64 inChangeAction,
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void* __nullable inChangeInfo) = 0;
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};
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#pragma clang assume_nonnull end
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#endif /* VC_Driver__VC_AbstractDevice */
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