Retired Document
Important: This sample code may not represent best practices for current development. The project may use deprecated symbols and illustrate technologies and techniques that are no longer recommended.
Source/SHP_Stream.h
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*/ |
#if !defined(__SHP_Stream_h__) |
#define __SHP_Stream_h__ |
//============================================================================= |
// Includes |
//============================================================================= |
// Super Class Includes |
#include "HP_Stream.h" |
// System Includes |
#include <IOKit/IOKitLib.h> |
//============================================================================= |
// Types |
//============================================================================= |
class SHP_Device; |
class SHP_PlugIn; |
//============================================================================= |
// SHP_Stream |
//============================================================================= |
class SHP_Stream |
: |
public HP_Stream |
{ |
// Construction/Destruction |
public: |
SHP_Stream(AudioStreamID inAudioStreamID, SHP_PlugIn* inPlugIn, SHP_Device* inOwningDevice, bool inIsInput, UInt32 inStartingDeviceChannelNumber); |
virtual ~SHP_Stream(); |
virtual void Initialize(); |
virtual void Teardown(); |
virtual void Finalize(); |
// Attributes |
private: |
SHP_PlugIn* mSHPPlugIn; |
SHP_Device* mOwningSHPDevice; |
// Property Access |
public: |
virtual bool HasProperty(const AudioObjectPropertyAddress& inAddress) const; |
virtual bool IsPropertySettable(const AudioObjectPropertyAddress& inAddress) const; |
virtual UInt32 GetPropertyDataSize(const AudioObjectPropertyAddress& inAddress, UInt32 inQualifierDataSize, const void* inQualifierData) const; |
virtual void GetPropertyData(const AudioObjectPropertyAddress& inAddress, UInt32 inQualifierDataSize, const void* inQualifierData, UInt32& ioDataSize, void* outData) const; |
virtual void SetPropertyData(const AudioObjectPropertyAddress& inAddress, UInt32 inQualifierDataSize, const void* inQualifierData, UInt32 inDataSize, const void* inData, const AudioTimeStamp* inWhen); |
// Format Management |
public: |
virtual bool TellHardwareToSetPhysicalFormat(const AudioStreamBasicDescription& inFormat); |
void RefreshAvailablePhysicalFormats(); |
private: |
void AddAvailablePhysicalFormats(); |
bool mNonMixableFormatSet; |
}; |
#endif |
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