2014/10/15 下午 10:10:27

iphone Programming Glossary: inrefcon

http://stackoverflow.com/questions/6930609/write-audio-to-disk-from-io-unit

stereoStreamFormat sizeof stereoStreamFormat static OSStatus masterChannelMixerUnitCallback void inRefCon AudioUnitRenderActionFlags ioActionFlags const AudioTimeStamp inTimeStamp UInt32 inBusNumber UInt32 inNumberFrames.. engineDescribtion.channelMixers inBusNumber ioActionFlags inTimeStamp 0 inNumberFrames ioData Engine engine Engine inRefCon AudioUnitRender engineDescribtion.equnit ioActionFlags inTimeStamp 0 inNumberFrames ioData if engine isrecording ExtAudioFileWriteAsync.. the callback for the remoteio unit like so. remoteiounit callback static OSStatus masterChannelMixerUnitCallback void inRefCon AudioUnitRenderActionFlags ioActionFlags const AudioTimeStamp inTimeStamp UInt32 inBusNumber UInt32 inNumberFrames..

How to record sound produced by mixer unit output (iOS Core Audio & Audio Graph)

http://stackoverflow.com/questions/7118429/how-to-record-sound-produced-by-mixer-unit-output-ios-core-audio-audio-graph

@ Couldn't initialize write buffers for audio file And the recording callback static OSStatus recordingCallback void inRefCon AudioUnitRenderActionFlags ioActionFlags const AudioTimeStamp inTimeStamp UInt32 inBusNumber UInt32 inNumberFrames.. ioData if ioActionFlags kAudioUnitRenderAction_PostRender inBusNumber 0 EffectState effectState EffectState inRefCon ExtAudioFileWriteAsync effectState audioFileRef inNumberFrames ioData return noErr There is something missing in the output..

Can anybody help me in recording iPhone output sound through Audio Unit

http://stackoverflow.com/questions/8615358/can-anybody-help-me-in-recording-iphone-output-sound-through-audio-unit

@ Couldn't initialize write buffers for audio file the recording call back static OSStatus recordingCallback void inRefCon AudioUnitRenderActionFlags ioActionFlags const AudioTimeStamp inTimeStamp UInt32 inBusNumber UInt32 inNumberFrames.. Fill this up with buffers you will want to malloc it as it's a dynamic length list EffectState effectState EffectState inRefCon AudioUnit rioUnit MixerHostAudio inRefCon getAudioUnit OSStatus status NSLog @ de5eal el call back BELOW I GET THE ERROR.. malloc it as it's a dynamic length list EffectState effectState EffectState inRefCon AudioUnit rioUnit MixerHostAudio inRefCon getAudioUnit OSStatus status NSLog @ de5eal el call back BELOW I GET THE ERROR status AudioUnitRender rioUnit ioActionFlags..