diff options
Diffstat (limited to 'libs/appleutility/CAAudioUnit.h')
| -rw-r--r-- | libs/appleutility/CAAudioUnit.h | 82 |
1 files changed, 41 insertions, 41 deletions
diff --git a/libs/appleutility/CAAudioUnit.h b/libs/appleutility/CAAudioUnit.h index e5927af1fc..7be48464e7 100644 --- a/libs/appleutility/CAAudioUnit.h +++ b/libs/appleutility/CAAudioUnit.h @@ -94,26 +94,26 @@ public: ~CAAudioUnit (); - + CAAudioUnit& operator= (const CAAudioUnit& y); bool operator== (const CAAudioUnit& y) const; bool operator== (const AudioUnit& y) const; -#pragma mark __State Management +#pragma mark __State Management bool IsValid () const; - + AudioUnit AU() const; operator AudioUnit () const { return AU(); } const CAComponent& Comp() const { return mComp; } - + bool FromAUGraph () const { return GetAUNode() != 0 || GetAUNode() != -1; } - + AUNode GetAUNode () const; operator AUNode () const { return GetAUNode(); } - + #pragma mark __API Wrapper OSStatus Initialize() const { return AudioUnitInitialize(AU()); } OSStatus Uninitialize() const { return AudioUnitUninitialize(AU()); } @@ -134,7 +134,7 @@ public: } OSStatus SetParameter(AudioUnitParameterID inID, AudioUnitScope scope, AudioUnitElement element, Float32 value, UInt32 bufferOffsetFrames=0); - + OSStatus GetParameter(AudioUnitParameterID inID, AudioUnitScope scope, AudioUnitElement element, Float32 &outValue) const; @@ -143,7 +143,7 @@ public: UInt32 inOutputBusNumber, UInt32 inNumberFrames, AudioBufferList * ioData); - + OSStatus Reset (AudioUnitScope scope, AudioUnitElement element) { return AudioUnitReset (AU(), scope, element); @@ -159,19 +159,19 @@ public: { return AudioUnitAddRenderNotify (AU(), inProc, inProcRefCon); } - + OSStatus RemoveRenderNotify (AURenderCallback inProc, void *inProcRefCon) { return AudioUnitRemoveRenderNotify (AU(), inProc, inProcRefCon); } - -// Fast dispatch support for MIDI Effects or Music Devices + +// Fast dispatch support for MIDI Effects or Music Devices OSStatus MIDIEvent (UInt32 inStatus, UInt32 inData1, UInt32 inData2, UInt32 inOffsetSampleFrame); - + // uses the default VoiceForGroup value - this is the normal case OSStatus StartNote (MusicDeviceGroupID inGroupID, NoteInstanceID * outNoteInstanceID, @@ -203,29 +203,29 @@ public: { return CanDo (inChannelsInOut, inChannelsInOut); } - + bool CanDo ( int inChannelsIn, int inChannelsOut) const; - + // This version does a more thorough test for ANY AU with ANY ins/outs // you pass in the channel helper (for the current element count on that scope) - + bool CanDo ( const CAAUChanHelper &input, const CAAUChanHelper &output) const; - + bool SupportsNumChannels () const; - + bool HasChannelLayouts (AudioUnitScope inScope, AudioUnitElement inEl) const; - + int GetChannelInfo (AUChannelInfo** chaninfo, UInt32& cnt); bool GetChannelLayouts (AudioUnitScope inScope, AudioUnitElement inEl, ChannelTagVector &outChannelVector) const; - + OSStatus GetChannelLayout (AudioUnitScope inScope, AudioUnitElement inEl, - CAAudioChannelLayout &outLayout) const; + CAAudioChannelLayout &outLayout) const; OSStatus SetChannelLayout (AudioUnitScope inScope, AudioUnitElement inEl, @@ -235,10 +235,10 @@ public: AudioUnitElement inEl, AudioChannelLayout &inLayout, UInt32 inSize); - + OSStatus ClearChannelLayout (AudioUnitScope inScope, AudioUnitElement inEl); - + OSStatus GetFormat (AudioUnitScope inScope, AudioUnitElement inEl, AudioStreamBasicDescription &outFormat) const; @@ -257,7 +257,7 @@ public: // this sets the sample rate on all in/out buses of the AU OSStatus SetSampleRate (Float64 inSampleRate); - + OSStatus NumberChannels (AudioUnitScope inScope, AudioUnitElement inEl, UInt32 &outChans) const; @@ -278,7 +278,7 @@ public: OSStatus GetElementCount (AudioUnitScope inScope, UInt32 &outCount) const; OSStatus SetElementCount (AudioUnitScope inScope, UInt32 inCount); - + // value of -1 for outTotalNumChannels indicates no restriction on num channels // for ex. the Matrix Mixer satisfies this (its in/out element count is writable, and can be set to // any number of channels. @@ -287,19 +287,19 @@ public: { return HasDynamicScope (kAudioUnitScope_Input, outTotalNumChannels); } - + bool HasDynamicOutputs (SInt32 &outTotalNumChannels) const { return HasDynamicScope (kAudioUnitScope_Output, outTotalNumChannels); } - + // here, if the in (or out) elements are dynamic, then you supply the number of elements // you want on in (or out) scope, and the number of channels on each consecutive element OSStatus ConfigureDynamicInput (UInt32 inNumElements, UInt32 *inChannelsPerElement, Float64 inSampleRate) { return ConfigureDynamicScope (kAudioUnitScope_Input, inNumElements, inChannelsPerElement, inSampleRate); } - + OSStatus ConfigureDynamicOutput (UInt32 inNumElements, UInt32 *inChannelsPerElement, Float64 inSampleRate) { return ConfigureDynamicScope (kAudioUnitScope_Output, inNumElements, inChannelsPerElement, inSampleRate); @@ -310,31 +310,31 @@ public: bool GetBypass () const; OSStatus SetBypass (bool inBypass) const; - + Float64 Latency () const; - + // these calls just deal with the global preset state // you could rescope them to deal with presets on the part scope OSStatus GetAUPreset (CFPropertyListRef &outData) const; OSStatus SetAUPreset (CFPropertyListRef &inData); - + OSStatus GetPresentPreset (AUPreset &outData) const; - + OSStatus SetPresentPreset (AUPreset &inData); - + bool HasCustomView () const; - -#pragma mark __Print + +#pragma mark __Print void Print () const { Print (stdout); } void Print (FILE* file) const; - + private: CAComponent mComp; - + class AUState; AUState* mDataPtr; - + // this can throw - so wrap this up in a static that returns a result code... CAAudioUnit (const CAComponent& inComp); @@ -347,7 +347,7 @@ private: int inChannelsOut, const AUChannelInfo * info, UInt32 numChanInfo) const; - + bool ValidateDynamicScope (AudioUnitScope inScope, SInt32 &outTotalNumChannels, const AUChannelInfo * info, @@ -356,7 +356,7 @@ private: bool checkOutput, const AUChannelInfo *info, UInt32 numInfo) const; - + }; class CAAUChanHelper { @@ -368,14 +368,14 @@ public: } CAAUChanHelper(const CAAudioUnit &inAU, AudioUnitScope inScope); CAAUChanHelper (const CAAUChanHelper &c) :mChans(mStaticChans), mNumEls(0), mDidAllocate(false) { *this = c; } - + ~CAAUChanHelper(); CAAUChanHelper& operator= (const CAAUChanHelper &c); UInt32 * mChans; UInt32 mNumEls; - + private: UInt32 mStaticChans[8]; bool mDidAllocate; |