2014/10/15 下午 10:10:33

iphone Programming Glossary: intimestamp

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

masterChannelMixerUnitCallback void inRefCon AudioUnitRenderActionFlags ioActionFlags const AudioTimeStamp inTimeStamp UInt32 inBusNumber UInt32 inNumberFrames AudioBufferList ioData ref.equnit AudioUnitRender engineDescribtion.channelMixers.. AudioBufferList ioData ref.equnit AudioUnitRender engineDescribtion.channelMixers inBusNumber ioActionFlags inTimeStamp 0 inNumberFrames ioData Engine engine Engine inRefCon AudioUnitRender engineDescribtion.equnit ioActionFlags inTimeStamp.. 0 inNumberFrames ioData Engine engine Engine inRefCon AudioUnitRender engineDescribtion.equnit ioActionFlags inTimeStamp 0 inNumberFrames ioData if engine isrecording ExtAudioFileWriteAsync engine recordingfileref inNumberFrames ioData return..

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

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

static OSStatus recordingCallback void inRefCon AudioUnitRenderActionFlags ioActionFlags const AudioTimeStamp inTimeStamp UInt32 inBusNumber UInt32 inNumberFrames AudioBufferList ioData NSLog @ callback if ioActionFlags kAudioUnitRenderAction_PostRender.. OSStatus status NSLog @ de5eal el call back BELOW I GET THE ERROR status AudioUnitRender rioUnit ioActionFlags inTimeStamp inBusNumber inNumberFrames bufferList if noErr status NSLog @ AudioUnitRender error return noErr Now we have the samples.. happens by bufferList is not defined and NULL OSStatus status status AudioUnitRender THIS mAudioUnit ioActionFlags inTimeStamp kInputBus inNumberFrames bufferList if noErr status printf AudioUnitRender error ld status return noErr You just need..