diff options
Diffstat (limited to 'libs/appleutility/CoreAudio/PublicUtility/CAAudioUnit.cpp')
| -rw-r--r-- | libs/appleutility/CoreAudio/PublicUtility/CAAudioUnit.cpp | 310 |
1 files changed, 155 insertions, 155 deletions
diff --git a/libs/appleutility/CoreAudio/PublicUtility/CAAudioUnit.cpp b/libs/appleutility/CoreAudio/PublicUtility/CAAudioUnit.cpp index 53da5a1cc6..cfa02977e0 100644 --- a/libs/appleutility/CoreAudio/PublicUtility/CAAudioUnit.cpp +++ b/libs/appleutility/CoreAudio/PublicUtility/CAAudioUnit.cpp @@ -2,14 +2,14 @@ File: CAAudioUnit.cpp Abstract: CAAudioUnit.h Version: 1.1 - + Disclaimer: IMPORTANT: This Apple software is supplied to you by Apple Inc. ("Apple") in consideration of your agreement to the following terms, and your use, installation, modification or redistribution of this Apple software constitutes acceptance of these terms. If you do not agree with these terms, please do not use, install, modify or redistribute this Apple software. - + In consideration of your agreement to abide by the following terms, and subject to these terms, Apple grants you a personal, non-exclusive license, under Apple's copyrights in this original Apple software (the @@ -25,13 +25,13 @@ implied, are granted by Apple herein, including but not limited to any patent rights that may be infringed by your derivative works or by other works in which the Apple Software may be incorporated. - + The Apple Software is provided by Apple on an "AS IS" basis. APPLE MAKES NO WARRANTIES, EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION THE IMPLIED WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, REGARDING THE APPLE SOFTWARE OR ITS USE AND OPERATION ALONE OR IN COMBINATION WITH YOUR PRODUCTS. - + IN NO EVENT SHALL APPLE BE LIABLE FOR ANY SPECIAL, INDIRECT, INCIDENTAL OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS @@ -40,9 +40,9 @@ AND WHETHER UNDER THEORY OF CONTRACT, TORT (INCLUDING NEGLIGENCE), STRICT LIABILITY OR OTHERWISE, EVEN IF APPLE HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - + Copyright (C) 2014 Apple Inc. All Rights Reserved. - + */ #include "CAAudioUnit.h" @@ -62,7 +62,7 @@ struct StackAUChannelInfo { StackAUChannelInfo (UInt32 inSize) : mChanInfo ((AUChannelInfo*)malloc (inSize)) {} ~StackAUChannelInfo() { free (mChanInfo); } - + AUChannelInfo* mChanInfo; }; @@ -81,21 +81,21 @@ class CAAudioUnit::AUState : public CAReferenceCounted { public: AUState (AudioComponent inComp) : mUnit(0), mNode (0) - { - OSStatus result = ::AudioComponentInstanceNew (inComp, &mUnit); + { + OSStatus result = ::AudioComponentInstanceNew (inComp, &mUnit); if (result) throw result; Init(); } AUState (const AUNode &inNode, const AudioUnit& inUnit) - : mUnit (inUnit), mNode (inNode) + : mUnit (inUnit), mNode (inNode) { Init(); } - + ~AUState(); - + AudioUnit mUnit; AUNode mNode; @@ -105,7 +105,7 @@ public: #if CA_AU_USE_FAST_DISPATCH if (mGetParamProc != NULL) { return (mGetParamProc) (mConnInstanceStorage, inID, scope, element, &outValue); - } + } #endif return AudioUnitGetParameter(mUnit, inID, scope, element, &outValue); } @@ -116,11 +116,11 @@ public: #if CA_AU_USE_FAST_DISPATCH if (mSetParamProc != NULL) { return (mSetParamProc) (mConnInstanceStorage, inID, scope, element, value, bufferOffsetFrames); - } + } #endif return AudioUnitSetParameter(mUnit, inID, scope, element, value, bufferOffsetFrames); } - + OSStatus Render (AudioUnitRenderActionFlags * ioActionFlags, const AudioTimeStamp * inTimeStamp, UInt32 inOutputBusNumber, @@ -130,11 +130,11 @@ public: #if CA_AU_USE_FAST_DISPATCH if (mRenderProc != NULL) { return (mRenderProc) (mConnInstanceStorage, ioActionFlags, inTimeStamp, inOutputBusNumber, inNumberFrames, ioData); - } + } #endif return AudioUnitRender(mUnit, ioActionFlags, inTimeStamp, inOutputBusNumber, inNumberFrames, ioData); } - + OSStatus MIDIEvent (UInt32 inStatus, UInt32 inData1, UInt32 inData2, @@ -187,7 +187,7 @@ public: private: // get the fast dispatch pointers - void Init() + void Init() { #if CA_AU_USE_FAST_DISPATCH UInt32 size = sizeof(AudioUnitRenderProc); @@ -195,13 +195,13 @@ private: kAudioUnitScope_Global, kAudioUnitRenderSelect, &mRenderProc, &size) != noErr) mRenderProc = NULL; - + size = sizeof(AudioUnitGetParameterProc); if (AudioUnitGetProperty(mUnit, kAudioUnitProperty_FastDispatch, kAudioUnitScope_Global, kAudioUnitGetParameterSelect, &mGetParamProc, &size) != noErr) mGetParamProc = NULL; - + size = sizeof(AudioUnitSetParameterProc); if (AudioUnitGetProperty(mUnit, kAudioUnitProperty_FastDispatch, kAudioUnitScope_Global, kAudioUnitSetParameterSelect, @@ -225,7 +225,7 @@ private: kAudioUnitScope_Global, kMusicDeviceStopNoteSelect, &mStopNoteProc, &size) != noErr) mStopNoteProc = NULL; - + if (mRenderProc || mGetParamProc || mSetParamProc || mMIDIEventProc || mStartNoteProc || mStopNoteProc) { mConnInstanceStorage = LoadGetComponentInstanceStorage ( mUnit ); } else @@ -234,10 +234,10 @@ private: mConnInstanceStorage = NULL; #endif } - + #if CA_AU_USE_FAST_DISPATCH AudioUnitRenderProc mRenderProc; - AudioUnitGetParameterProc mGetParamProc; + AudioUnitGetParameterProc mGetParamProc; AudioUnitSetParameterProc mSetParamProc; MusicDeviceMIDIEventProc mMIDIEventProc; MusicDeviceStartNoteProc mStartNoteProc; @@ -251,9 +251,9 @@ private: AUState () {} AUState (const AUState&); AUState& operator= (const AUState&); -}; - - +}; + + CAAudioUnit::AUState::~AUState () { if (mUnit && (mNode == 0)) { @@ -266,7 +266,7 @@ CAAudioUnit::AUState::~AUState () OSStatus CAAudioUnit::Open (const CAComponent& inComp, CAAudioUnit &outUnit) { try { - outUnit = inComp; + outUnit = inComp; return noErr; } catch (OSStatus res) { return res; @@ -286,7 +286,7 @@ CAAudioUnit::CAAudioUnit (const CAComponent& inComp) } CAAudioUnit::CAAudioUnit (const AUNode &inNode, const AudioUnit& inUnit) - : mComp (inUnit), mDataPtr(new AUState (inNode, inUnit)) + : mComp (inUnit), mDataPtr(new AUState (inNode, inUnit)) { } @@ -308,13 +308,13 @@ CAAudioUnit& CAAudioUnit::operator= (const CAAudioUnit &a) if (mDataPtr != a.mDataPtr) { if (mDataPtr) mDataPtr->release(); - + if ((mDataPtr = a.mDataPtr) != NULL) mDataPtr->retain(); - + mComp = a.mComp; } - + return *this; } @@ -338,36 +338,36 @@ OSStatus CAAudioUnit::RemovePropertyListener (AudioUnitPropertyID inID, { // we call this first. If it fails we call the old API as the failure can // mean that the AU doesn't implement that selector. - OSStatus result = AudioUnitRemovePropertyListenerWithUserData(AU(), inID, + OSStatus result = AudioUnitRemovePropertyListenerWithUserData(AU(), inID, inProc, inProcUserData); #if !__LP64__ && !TARGET_OS_IPHONE if (result) result = AudioUnitRemovePropertyListener (AU(), inID, inProc); - #endif + #endif return result; -} +} -#pragma mark __State Management +#pragma mark __State Management -bool CAAudioUnit::IsValid () const -{ - return mDataPtr ? mDataPtr->mUnit != 0 : false; +bool CAAudioUnit::IsValid () const +{ + return mDataPtr ? mDataPtr->mUnit != 0 : false; } - -AudioUnit CAAudioUnit::AU() const -{ - return mDataPtr ? mDataPtr->mUnit : 0; + +AudioUnit CAAudioUnit::AU() const +{ + return mDataPtr ? mDataPtr->mUnit : 0; } AUNode CAAudioUnit::GetAUNode () const { - return mDataPtr ? mDataPtr->mNode : 0; + return mDataPtr ? mDataPtr->mNode : 0; } #pragma mark __Format Handling - -bool CAAudioUnit::CanDo ( int inChannelsIn, + +bool CAAudioUnit::CanDo ( int inChannelsIn, int inChannelsOut) const -{ +{ // this is the default assumption of an audio effect unit Boolean* isWritable = 0; UInt32 dataSize = 0; @@ -376,31 +376,31 @@ bool CAAudioUnit::CanDo ( int inChannelsIn, kAudioUnitProperty_SupportedNumChannels, kAudioUnitScope_Global, 0, &dataSize, isWritable); //don't care if this is writable - + // if this property is NOT implemented an FX unit // is expected to deal with same channel valance in and out - if (result) + if (result) { if ((Comp().Desc().IsEffect() && inChannelsIn == inChannelsOut) || (Comp().Desc().IsOffline() && inChannelsIn == inChannelsOut)) { return true; } - else + else { // the au should either really tell us about this // or we will assume the worst return false; } } - + StackAUChannelInfo info (dataSize); - + result = GetProperty (kAudioUnitProperty_SupportedNumChannels, kAudioUnitScope_Global, 0, info.mChanInfo, &dataSize); if (result) { return false; } - + return ValidateChannelPair (inChannelsIn, inChannelsOut, info.mChanInfo, (dataSize / sizeof (AUChannelInfo))); } @@ -414,10 +414,10 @@ int CAAudioUnit::GetChannelInfo (AUChannelInfo** chaninfo, UInt32& cnt) kAudioUnitProperty_SupportedNumChannels, kAudioUnitScope_Global, 0, &dataSize, isWritable); //don't care if this is writable - + // if this property is NOT implemented an FX unit // is expected to deal with same channel valance in and out - + if (result) { if (Comp().Desc().IsEffect()) @@ -430,16 +430,16 @@ int CAAudioUnit::GetChannelInfo (AUChannelInfo** chaninfo, UInt32& cnt) // (eg. Kick, Snare,.. on a Drummachine) // eventually the Bus-Name for each configuration should be exposed // for the User to select.. - + UInt32 elCountIn, elCountOut; - + if (GetElementCount (kAudioUnitScope_Input, elCountIn)) return -1; if (GetElementCount (kAudioUnitScope_Output, elCountOut)) return -1; - + cnt = std::max(elCountIn, elCountOut); - + *chaninfo = (AUChannelInfo*) malloc (sizeof (AUChannelInfo) * cnt); - + for (unsigned int i = 0; i < elCountIn; ++i) { UInt32 numChans; if (NumberChannels (kAudioUnitScope_Input, i, numChans)) return -1; @@ -448,7 +448,7 @@ int CAAudioUnit::GetChannelInfo (AUChannelInfo** chaninfo, UInt32& cnt) for (unsigned int i = elCountIn; i < cnt; ++i) { (*chaninfo)[i].inChannels = 0; } - + for (unsigned int i = 0; i < elCountOut; ++i) { UInt32 numChans; if (NumberChannels (kAudioUnitScope_Output, i, numChans)) return -1; @@ -459,26 +459,26 @@ int CAAudioUnit::GetChannelInfo (AUChannelInfo** chaninfo, UInt32& cnt) } return 0; } - else + else { // the au should either really tell us about this // or we will assume the worst return -1; } } - + *chaninfo = (AUChannelInfo*) malloc (dataSize); cnt = dataSize / sizeof (AUChannelInfo); - + result = GetProperty (kAudioUnitProperty_SupportedNumChannels, kAudioUnitScope_Global, 0, *chaninfo, &dataSize); - + if (result) { return -1; } return 0; } -bool CAAudioUnit::ValidateChannelPair (int inChannelsIn, +bool CAAudioUnit::ValidateChannelPair (int inChannelsIn, int inChannelsOut, const AUChannelInfo * info, UInt32 numChanInfo) const @@ -490,8 +490,8 @@ bool CAAudioUnit::ValidateChannelPair (int inChannelsIn, -1 wild card: -1,-1 any num channels as long as same channels on in and out -1,-2 any num channels channels on in and out - special meaning --2+ indicates total num channs AU can handle - - elements configurable to any num channels, +-2+ indicates total num channs AU can handle + - elements configurable to any num channels, - element count in scope must be writable */ @@ -510,7 +510,7 @@ bool CAAudioUnit::ValidateChannelPair (int inChannelsIn, return true; // if one of these is zero, then a -1 means any } else if ((info[i].inChannels == -1 && info[i].outChannels == -2) - || (info[i].inChannels == -2 && info[i].outChannels == -1)) + || (info[i].inChannels == -2 && info[i].outChannels == -1)) { return true; } @@ -522,22 +522,22 @@ bool CAAudioUnit::ValidateChannelPair (int inChannelsIn, IsElementCountWritable (kAudioUnitScope_Input, inWrite); if (inWrite && outWrite) { if ((inChannelsOut <= abs(info[i].outChannels)) - && (inChannelsIn <= abs(info[i].inChannels))) + && (inChannelsIn <= abs(info[i].inChannels))) { return true; } } } } - + // special meaning on input, specific num on output else if (info[i].inChannels < 0) { - if (info[i].outChannels == inChannelsOut) + if (info[i].outChannels == inChannelsOut) { // can do any in channels if (info[i].inChannels == -1) { return true; - } + } // total chans on input else { bool inWrite = false; @@ -548,15 +548,15 @@ bool CAAudioUnit::ValidateChannelPair (int inChannelsIn, } } } - + // special meaning on output, specific num on input else if (info[i].outChannels < 0) { - if (info[i].inChannels == inChannelsIn) + if (info[i].inChannels == inChannelsIn) { // can do any out channels if (info[i].outChannels == -1) { return true; - } + } // total chans on output else { bool outWrite = false; @@ -571,9 +571,9 @@ bool CAAudioUnit::ValidateChannelPair (int inChannelsIn, // both chans in struct >= 0 - thus has to explicitly match else if ((info[i].inChannels == inChannelsIn) && (info[i].outChannels == inChannelsOut)) { return true; - } - - // now check to see if a wild card on the args (inChannelsIn or inChannelsOut chans is zero) is found + } + + // now check to see if a wild card on the args (inChannelsIn or inChannelsOut chans is zero) is found // tells us to match just one side of the scopes else if (inChannelsIn == 0) { if (info[i].outChannels == inChannelsOut) { @@ -586,7 +586,7 @@ bool CAAudioUnit::ValidateChannelPair (int inChannelsIn, } } } - + return false; } @@ -599,9 +599,9 @@ bool CheckDynCount (SInt32 inTotalChans, const CAAUChanHelper &inHelper) return (totalChans <= inTotalChans); } -bool CAAudioUnit::CheckOneSide (const CAAUChanHelper &inHelper, - bool checkOutput, - const AUChannelInfo *info, +bool CAAudioUnit::CheckOneSide (const CAAUChanHelper &inHelper, + bool checkOutput, + const AUChannelInfo *info, UInt32 numInfo) const { // now we can use the wildcard option (see above impl) to see if this matches @@ -624,25 +624,25 @@ bool CAAudioUnit::CheckOneSide (const CAAUChanHelper &inHelper, return true; } -bool CAAudioUnit::CanDo (const CAAUChanHelper &inputs, +bool CAAudioUnit::CanDo (const CAAUChanHelper &inputs, const CAAUChanHelper &outputs) const { // first check our state // huh! if (inputs.mNumEls == 0 && outputs.mNumEls == 0) return false; - + UInt32 elCount; if (GetElementCount (kAudioUnitScope_Input, elCount)) { return false; } if (elCount != inputs.mNumEls) return false; if (GetElementCount (kAudioUnitScope_Output, elCount)) { return false; } if (elCount != outputs.mNumEls) return false; - + // (1) special cases (effects and sources (generators and instruments) only) UInt32 dataSize = 0; if (GetPropertyInfo (kAudioUnitProperty_SupportedNumChannels, - kAudioUnitScope_Global, 0, &dataSize, NULL) != noErr) + kAudioUnitScope_Global, 0, &dataSize, NULL) != noErr) { if (Comp().Desc().IsEffect() || Comp().Desc().IsOffline()) { UInt32 numChan = outputs.mNumEls > 0 ? outputs.mChans[0] : inputs.mChans[0]; @@ -652,7 +652,7 @@ bool CAAudioUnit::CanDo (const CAAUChanHelper &inputs, if (numChan != outputs.mChans[out]) return false; return true; } - + // in this case, all the channels have to match the current config if (Comp().Desc().IsGenerator() || Comp().Desc().IsMusicDevice()) { for (unsigned int in = 0; in < inputs.mNumEls; ++in) { @@ -667,22 +667,22 @@ bool CAAudioUnit::CanDo (const CAAUChanHelper &inputs, } return true; } - + // if we get here we can't determine anything about channel capabilities return false; } StackAUChannelInfo info (dataSize); - + if (GetProperty (kAudioUnitProperty_SupportedNumChannels, kAudioUnitScope_Global, 0, info.mChanInfo, &dataSize) != noErr) - { - return false; + { + return false; } - + int numInfo = dataSize / sizeof(AUChannelInfo); - + // (2) Test for dynamic capability (or no elements on that scope) SInt32 dynInChans = 0; if (ValidateDynamicScope (kAudioUnitScope_Input, dynInChans, info.mChanInfo, numInfo)) { @@ -706,7 +706,7 @@ bool CAAudioUnit::CanDo (const CAAUChanHelper &inputs, } // (4) - not a dynamic AU, has ins and outs, and has channel constraints so we test every possible pairing - for (unsigned int in = 0; in < inputs.mNumEls; ++in) + for (unsigned int in = 0; in < inputs.mNumEls; ++in) { bool testInAlready = false; for (unsigned int i = 0; i < in; ++i) { @@ -733,7 +733,7 @@ bool CAAudioUnit::CanDo (const CAAUChanHelper &inputs, } } } - + return true; } @@ -747,7 +747,7 @@ bool CAAudioUnit::SupportsNumChannels () const kAudioUnitProperty_SupportedNumChannels, kAudioUnitScope_Global, 0, &dataSize, isWritable); //don't care if this is writable - + // if this property is NOT implemented an FX unit // is expected to deal with same channel valance in and out if (result) { @@ -761,7 +761,7 @@ OSStatus CAAudioUnit::GetChannelLayoutTags (AudioUnitScope inScope, AudioUnitElement inEl, ChannelTagVector &outChannelVector) const { - if (HasChannelLayouts (inScope, inEl) == false) return kAudioUnitErr_InvalidProperty; + if (HasChannelLayouts (inScope, inEl) == false) return kAudioUnitErr_InvalidProperty; UInt32 dataSize; OSStatus result = AudioUnitGetPropertyInfo (AU(), @@ -770,7 +770,7 @@ OSStatus CAAudioUnit::GetChannelLayoutTags (AudioUnitScope inScope, &dataSize, NULL); if (result) return result; - + // OK lets get our channel layouts and see if the one we want is present AudioChannelLayoutTag* info = (AudioChannelLayoutTag*)malloc (dataSize); result = AudioUnitGetProperty (AU(), @@ -778,7 +778,7 @@ OSStatus CAAudioUnit::GetChannelLayoutTags (AudioUnitScope inScope, inScope, inEl, info, &dataSize); if (result) goto home; - + outChannelVector.erase (outChannelVector.begin(), outChannelVector.end()); for (unsigned int i = 0; i < (dataSize / sizeof (AudioChannelLayoutTag)); ++i) outChannelVector.push_back (info[i]); @@ -788,7 +788,7 @@ home: return result; } -bool CAAudioUnit::HasChannelLayouts (AudioUnitScope inScope, +bool CAAudioUnit::HasChannelLayouts (AudioUnitScope inScope, AudioUnitElement inEl) const { OSStatus result = AudioUnitGetPropertyInfo (AU(), @@ -798,17 +798,17 @@ bool CAAudioUnit::HasChannelLayouts (AudioUnitScope inScope, return !result; } -bool CAAudioUnit::HasChannelLayout (AudioUnitScope inScope, +bool CAAudioUnit::HasChannelLayout (AudioUnitScope inScope, AudioUnitElement inEl) const { Boolean writable; UInt32 size; - + return AudioUnitGetPropertyInfo (AU(), kAudioUnitProperty_AudioChannelLayout, inScope, inEl, &size, &writable) == noErr; -} +} OSStatus CAAudioUnit::GetChannelLayout (AudioUnitScope inScope, AudioUnitElement inEl, @@ -818,14 +818,14 @@ OSStatus CAAudioUnit::GetChannelLayout (AudioUnitScope inScope, OSStatus result = AudioUnitGetPropertyInfo (AU(), kAudioUnitProperty_AudioChannelLayout, inScope, inEl, &size, NULL); if (result) return result; - + AudioChannelLayout *layout = (AudioChannelLayout*)malloc (size); ca_require_noerr (result = AudioUnitGetProperty (AU(), kAudioUnitProperty_AudioChannelLayout, inScope, inEl, layout, &size), home); outLayout = CAAudioChannelLayout (layout); - + home: free (layout); return result; @@ -842,7 +842,7 @@ OSStatus CAAudioUnit::SetChannelLayout (AudioUnitScope inScope, return result; } -OSStatus CAAudioUnit::SetChannelLayout (AudioUnitScope inScope, +OSStatus CAAudioUnit::SetChannelLayout (AudioUnitScope inScope, AudioUnitElement inEl, const AudioChannelLayout &inLayout, UInt32 inSize) @@ -868,7 +868,7 @@ OSStatus CAAudioUnit::GetFormat (AudioUnitScope inScope, { UInt32 dataSize = sizeof (AudioStreamBasicDescription); return AudioUnitGetProperty (AU(), kAudioUnitProperty_StreamFormat, - inScope, inEl, + inScope, inEl, &outFormat, &dataSize); } @@ -878,7 +878,7 @@ OSStatus CAAudioUnit::SetFormat (AudioUnitScope inScope, { return AudioUnitSetProperty (AU(), kAudioUnitProperty_StreamFormat, inScope, inEl, - const_cast<AudioStreamBasicDescription*>(&inFormat), + const_cast<AudioStreamBasicDescription*>(&inFormat), sizeof (AudioStreamBasicDescription)); } @@ -888,7 +888,7 @@ OSStatus CAAudioUnit::GetSampleRate (AudioUnitScope inScope, { UInt32 dataSize = sizeof (Float64); return AudioUnitGetProperty (AU(), kAudioUnitProperty_SampleRate, - inScope, inEl, + inScope, inEl, &outRate, &dataSize); } @@ -906,7 +906,7 @@ OSStatus CAAudioUnit::SetSampleRate (AudioUnitScope inScope, OSStatus CAAudioUnit::SetSampleRate (Float64 inSampleRate) { OSStatus result; - + UInt32 elCount; ca_require_noerr (result = GetElementCount(kAudioUnitScope_Input, elCount), home); if (elCount) { @@ -921,7 +921,7 @@ OSStatus CAAudioUnit::SetSampleRate (Float64 inSampleRate) ca_require_noerr (result = SetSampleRate (kAudioUnitScope_Output, i, inSampleRate), home); } } - + home: return result; } @@ -958,7 +958,7 @@ OSStatus CAAudioUnit::IsElementCountWritable (AudioUnitScope inScope, bool &out if (result) return result; outWritable = isWritable ? true : false; - return noErr; + return noErr; } OSStatus CAAudioUnit::GetElementCount (AudioUnitScope inScope, UInt32 &outCount) const @@ -981,12 +981,12 @@ bool CAAudioUnit::HasDynamicScope (AudioUnitScope inScope, SInt32 &outTotalNum OSStatus result = GetPropertyInfo (kAudioUnitProperty_SupportedNumChannels, kAudioUnitScope_Global, 0, &dataSize, isWritable); //don't care if this is writable - + // AU has to explicitly tell us about this. if (result) return false; StackAUChannelInfo info (dataSize); - + result = GetProperty (kAudioUnitProperty_SupportedNumChannels, kAudioUnitScope_Global, 0, info.mChanInfo, &dataSize); @@ -1003,9 +1003,9 @@ bool CAAudioUnit::HasDynamicScope (AudioUnitScope inScope, SInt32 &outTotalNum -N (where N is less than -2), signifies the total channel count on the scope side (in or out) */ -bool CAAudioUnit::ValidateDynamicScope (AudioUnitScope inScope, - SInt32 &outTotalNumChannels, - const AUChannelInfo *info, +bool CAAudioUnit::ValidateDynamicScope (AudioUnitScope inScope, + SInt32 &outTotalNumChannels, + const AUChannelInfo *info, UInt32 numInfo) const { bool writable = false; @@ -1024,48 +1024,48 @@ bool CAAudioUnit::ValidateDynamicScope (AudioUnitScope inScope, outTotalNumChannels = -1; return true; } - + // ok lets now test our special case.... if (inScope == kAudioUnitScope_Input) { // isn't dynamic on this side at least if (info[i].inChannels >= 0) continue; - + if (info[i].inChannels < -2) { outTotalNumChannels = abs (info[i].inChannels); return true; } - } - + } + else if (inScope == kAudioUnitScope_Output) { // isn't dynamic on this side at least if (info[i].outChannels >= 0) continue; - + if (info[i].outChannels < -2) { outTotalNumChannels = abs (info[i].outChannels); return true; } - } - + } + else { break; // wrong scope was specified } } - - return false; + + return false; } -OSStatus CAAudioUnit::ConfigureDynamicScope (AudioUnitScope inScope, - UInt32 inNumElements, - UInt32 *inChannelsPerElement, +OSStatus CAAudioUnit::ConfigureDynamicScope (AudioUnitScope inScope, + UInt32 inNumElements, + UInt32 *inChannelsPerElement, Float64 inSampleRate) { SInt32 numChannels = 0; bool isDyamic = HasDynamicScope (inScope, numChannels); if (isDyamic == false) return kAudioUnitErr_InvalidProperty; - + //lets to a sanity check... // if numChannels == -1, then it can do "any"... if (numChannels > 0) { @@ -1075,11 +1075,11 @@ OSStatus CAAudioUnit::ConfigureDynamicScope (AudioUnitScope inScope, if (count > numChannels) return kAudioUnitErr_InvalidPropertyValue; } - + OSStatus result = SetElementCount (inScope, inNumElements); if (result) return result; - + for (unsigned int i = 0; i < inNumElements; ++i) { CAStreamBasicDescription desc; result = GetFormat (inScope, i, desc); @@ -1115,7 +1115,7 @@ bool CAAudioUnit::GetBypass () const } OSStatus CAAudioUnit::SetBypass (bool inBypass) const -{ +{ UInt32 bypass = inBypass ? 1 : 0; return AudioUnitSetProperty (AU(), kAudioUnitProperty_BypassEffect, kAudioUnitScope_Global, 0, @@ -1134,7 +1134,7 @@ OSStatus CAAudioUnit::SetMaxFramesPerSlice (UInt32 inMaxFrames) { return AudioUnitSetProperty (AU(), kAudioUnitProperty_MaximumFramesPerSlice, kAudioUnitScope_Global, 0, - &inMaxFrames, sizeof (UInt32)); + &inMaxFrames, sizeof (UInt32)); } Float64 CAAudioUnit::Latency () const @@ -1177,7 +1177,7 @@ OSStatus CAAudioUnit::GetPresentPreset (AUPreset &outData) const kAudioUnitScope_Global, 0, &outData, &dataSize); #if !TARGET_OS_IPHONE -#ifndef __LP64__ +#ifndef __LP64__ if (result == kAudioUnitErr_InvalidProperty) { dataSize = sizeof(outData); result = AudioUnitGetProperty (AU(), kAudioUnitProperty_CurrentPreset, @@ -1194,7 +1194,7 @@ OSStatus CAAudioUnit::GetPresentPreset (AUPreset &outData) const #endif return result; } - + OSStatus CAAudioUnit::SetPresentPreset (AUPreset &inData) { OSStatus result = AudioUnitSetProperty (AU(), kAudioUnitProperty_PresentPreset, @@ -1220,7 +1220,7 @@ bool CAAudioUnit::HasCustomView () const #ifndef __LP64__ result = GetPropertyInfo(kAudioUnitProperty_GetUIComponentList, kAudioUnitScope_Global, 0, - &dataSize, NULL); + &dataSize, NULL); #endif if (result || !dataSize) { dataSize = 0; @@ -1263,7 +1263,7 @@ OSStatus CAAudioUnit::StartNote (MusicDeviceInstrumentID inInstrument, UInt32 inOffsetSampleFrame, const MusicDeviceNoteParams * inParams) { - return mDataPtr ? mDataPtr->StartNote (inInstrument, inGroupID, outNoteInstanceID, inOffsetSampleFrame, inParams) + return mDataPtr ? mDataPtr->StartNote (inInstrument, inGroupID, outNoteInstanceID, inOffsetSampleFrame, inParams) : paramErr; } @@ -1287,10 +1287,10 @@ OSStatus CAAudioUnit::Render (AudioUnitRenderActionFlags * ioActionFlags, } extern "C" OSStatus -AudioUnitProcess ( AudioUnit inUnit, - AudioUnitRenderActionFlags * ioActionFlags, - const AudioTimeStamp * inTimeStamp, - UInt32 inNumberFrames, +AudioUnitProcess ( AudioUnit inUnit, + AudioUnitRenderActionFlags * ioActionFlags, + const AudioTimeStamp * inTimeStamp, + UInt32 inNumberFrames, AudioBufferList * ioData); OSStatus CAAudioUnit::Process (AudioUnitRenderActionFlags & ioActionFlags, @@ -1306,9 +1306,9 @@ OSStatus CAAudioUnit::Process (AudioUnitRenderActionFlags & ioActionFlags, } extern "C" OSStatus -AudioUnitProcessMultiple ( AudioUnit inUnit, - AudioUnitRenderActionFlags * ioActionFlags, - const AudioTimeStamp * inTimeStamp, +AudioUnitProcessMultiple ( AudioUnit inUnit, + AudioUnitRenderActionFlags * ioActionFlags, + const AudioTimeStamp * inTimeStamp, UInt32 inNumberFrames, UInt32 inNumberInputBufferLists, const AudioBufferList ** inInputBufferLists, @@ -1324,7 +1324,7 @@ OSStatus CAAudioUnit::ProcessMultiple (AudioUnitRenderActionFlags & ioActionFl AudioBufferList ** ioOutputBufferLists) { #if defined(__MAC_10_7) || defined(__IPHONE_4_0) - return AudioUnitProcessMultiple (AU(), &ioActionFlags, &inTimeStamp, inNumberFrames, + return AudioUnitProcessMultiple (AU(), &ioActionFlags, &inTimeStamp, inNumberFrames, inNumberInputBufferLists, inInputBufferLists, inNumberOutputBufferLists, ioOutputBufferLists); #else return -4/*unimpErr*/; @@ -1354,8 +1354,8 @@ CAAUChanHelper::CAAUChanHelper(const CAAudioUnit &inAU, AudioUnitScope inScope) mNumEls = elCount; } -CAAUChanHelper::CAAUChanHelper(UInt32 inMaxElems) - : mNumEls(inMaxElems), mDidAllocate(false) +CAAUChanHelper::CAAUChanHelper(UInt32 inMaxElems) + : mNumEls(inMaxElems), mDidAllocate(false) { if (inMaxElems > kStaticElCount) { mChans = new UInt32[inMaxElems]; @@ -1372,8 +1372,8 @@ CAAUChanHelper::~CAAUChanHelper() if (mDidAllocate) delete [] mChans; } -CAAUChanHelper& CAAUChanHelper::operator= (const CAAUChanHelper &c) -{ +CAAUChanHelper& CAAUChanHelper::operator= (const CAAUChanHelper &c) +{ if (mDidAllocate) delete [] mChans; if (c.mDidAllocate) { mChans = new UInt32[c.mNumEls]; @@ -1383,8 +1383,8 @@ CAAUChanHelper& CAAUChanHelper::operator= (const CAAUChanHelper &c) mChans = mStaticChans; } memcpy (mChans, c.mChans, c.mNumEls * sizeof(int)); - - return *this; + + return *this; } @@ -1393,7 +1393,7 @@ CAAUChanHelper& CAAUChanHelper::operator= (const CAAUChanHelper &c) void CAAudioUnit::Print (FILE* file) const { fprintf (file, "AudioUnit:%p\n", AU()); - if (IsValid()) { + if (IsValid()) { fprintf (file, "\tnode=%ld\t", (long)GetAUNode()); Comp().Print (file); } } @@ -1404,13 +1404,13 @@ static void *LoadGetComponentInstanceStorage (void *inst) { typedef void* (*GetComponentInstanceStorageProc)(void* aComponentInstance); static GetComponentInstanceStorageProc sGetComponentInstanceStorageProc = NULL; - + static int sDoCSLoad = 1; if (sDoCSLoad) { sDoCSLoad = 0; void *theImage = dlopen("/System/Library/Frameworks/CoreServices.framework/CoreServices", RTLD_LAZY); if (!theImage) return NULL; - + sGetComponentInstanceStorageProc = (GetComponentInstanceStorageProc) dlsym(theImage, "GetComponentInstanceStorage"); } if (sGetComponentInstanceStorageProc) |