audiounit

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Can I limit the inNumberFrames passed by iOS in AURenderCallback function?

I created custom audio player class which use AudioUnit and ExtAudioFile. In my class I prepared my own render callback function such like[详细]

2023-04-11 04:30 分类：问答
AudioSession Settings for RemoteIO to play nice with iPod

As I previously found here. If you start running an AVAssetReader while using a Remote I/O callback to play audio, starting the AVAssetReader will block the Remote I/O callback unless you allow iPod[详细]

2023-04-01 09:41 分类：问答
Triggering UI code from Audio Unit Render Proc on iOS

I have a Multichannel Mixer audio unit playing back audio files in an iOS app, and I need to figure out how to update the app\'s UI and perform a reset when the render callback hits the end of the lon[详细]

2023-03-30 02:08 分类：问答
How to use Core Audio's Clock API?

I\'m trying to synchronize a visualizer with an audio-track that\'s being played with the generator audio unit, subtype audioFilePlayer in an开发者_JAVA百科 AUGraph.[详细]

2023-03-29 09:20 分类：问答
initialize audiounit with kAudioFormatiLBC

i\'m trying to initialize an AudioUnit to record audio using ilbc. Unfortunatly i need to use ilbc as codec and i cannot choose a different one.[详细]

2023-03-28 11:00 分类：问答
How to Find All CALayers assoicated with an nsview?

I\'m hosting Apple\'s Pitch Shift Audio Unit plugin in Mac OSX 10.7 Lion. The pitchShiftView is made up of CALayers: one for eac开发者_高级运维h knob etc.[详细]

2023-03-27 18:12 分类：问答
record sounds played by my iPhone app with audio units

I have red a lot of interesting stuff today about iOS & Audio Units and have found a lot of usefull resources (SO included).[详细]

2023-03-27 06:01 分类：问答
Write Audio To Disk From IO Unit

Rewriting this question to be a little more succient. My problem is that I cant successfully write an audio file to disk from a remote IO Unit.[详细]

2023-03-24 19:54 分类：问答
iOS Audio Units : When is usage of AUGraph's necessary?

I\'m totally new to iOS programing (I\'m more an Android guy..) and have to build an application dealing with audio DSP. (I know it\'s not the easiest way to approach iOS dev ;) )[详细]

2023-03-21 16:35 分类：问答
Audio unit, set format fails with -10581

I can\'t figure out why the following returns OSStatus -10851: status = AudioUnitSetProperty(*audioUnit,[详细]

2023-03-21 06:30 分类：问答