callback « audio « iPhone iPad Media Q&A

1. iPhone Remote Audio Unit callback    stackoverflow.com

I am looking at Audio Unit Development Fundamentals. Assuming

   UInt32 sessionCategory = kAudioSessionCategory_PlayAndRecord;
   status = AudioSessionSetProperty(
         ...

2. finished playing audio callback with finch    stackoverflow.com

is there a finished playing callback with finch? similar to - audioPlayerDidFinishPlaying in the avaudioplayer stuff? looking through the code i could not find anything that referenced it.

3. Callback for kAudioSessionProperty_AudioRouteChange not called in one case    stackoverflow.com

I want to be notified if headphones are plugged in or plugged out. I'm currently doing this using a property listener like this: AudioSessionAddPropertyListener (kAudioSessionProperty_AudioRouteChange, myCallback, self); This works perfectly well in all ...

4. How to call recording Callback in custom CFRunLoop in iPhone    stackoverflow.com

I am recording audio in iPhone .. This is my Audio Queue object

  AudioQueueNewInput(
                  ...

5. Memory leak in audio callback thread (iOS)    stackoverflow.com

My app has an audio recording callback which is called by the RemoteIO AudioUnit framework. The AudioUnit calls the callback in a thread different from the main thread, so it does ...

6. Remote I/O application with callback    stackoverflow.com

I'm just having a horrible time getting a simple Audio Unit-based app running on the iPhone. I've worked through Michael Tyson's example, as well as Tim ...

7. AudioQueue callback in simulator but not on device    stackoverflow.com

I am currently working on an audio processing app on iPhone. it is based on Apple's SpeakHere sample code, aims at real-time audio processing and playback. The code works well in ...

8. Core Audio - CARingBuffer to read an audio file for callback    stackoverflow.com

Does anyone have a good example of using CARingBuffer to buffer a large audio file and how to read it in a callback? Should it be reading the audio file in a ...

9. Does an audio queue callback function have to be a C style function? Or can it be an objective C style method?    stackoverflow.com

Does an audio queue callback function have to be a C style function? Or can it be an objective C style method?

10. Can we write the audio buffer in to a file that we get as part of Remote IO callbacks?    stackoverflow.com

Can we write the audio buffer in to a file that we get as part of Remote IO callbacks? Is recording and storing the recordings to a file restricted to AVAudioRecorder? NEED A ...

11. RemoteIO callback after AUMixer    stackoverflow.com

What is the correct way to implement a callback on the RemoteIO after the aumixer has done it's thang. If i use ; result = AUGraphSetNodeInputCallback(mGraph, outputNode,1, &remoteIOCallback); It doesn't call my function If ...

12. iOS AudioServicesAddSystemSoundCompletion callback incurring a 1 second delay    stackoverflow.com

( I'm dual posting on the Apple Dev forums too...) I'm playing several sounds, and they have to be played in sequence ( random ), so that when one finishes, the next ...

13. Callback at certain times during audio playback    stackoverflow.com

Is it possible to play an audio file from the user's ipod library and have a callback occur whenever the player reaches a certain time point ? I need it to ...

14. Anyway of having captureOutput callback on a Background Thread?    stackoverflow.com

Is there anyway to have the OS callback the delegate

         - (void) captureOutput:(AVCaptureOutput *)captureOutput didOutputSampleBuffer:(CMSampleBufferRef)psampleBuffer fromConnection:(AVCaptureConnection *)pconnection

15. AudioServicesAddSystemSoundCompletion callback not getting called in silent mode    stackoverflow.com

If I put device into silent mode using switch, AudioServicesAddSystemSoundCompletion callback method doesn't get called. If the switch is on, I mean if device is NOT in silent mode, method gets ...