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Questions tagged core-audio

22 questions

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10
votes
2
answers

How do I start a Record iOS audio session in the background?

ios core-audio record background-process audioqueueservices
asked 2013-05-30T14:38:24.680
14
votes
2
answers

How to get notifications when the headphones are plugged in/out? Mac

objective-c macos cocoa core-audio headphones
asked 2013-01-23T15:22:37.753
8
votes
1
answers

iOS - Generate and play indefinite, simple audio (sine wave)

ios objective-c core-audio
asked 2013-01-22T19:22:53.210
17
votes
1
answers

How to use audioConverterFillComplexBuffer and its callback?

macos core-audio
asked 2013-01-10T17:31:51.997
8
votes
1
answers

AUGraph Record and Play with RemoteIO and MultiChannelMixer

objective-c audio core-audio record playback
asked 2012-11-09T13:34:43.843
36
votes
1
answers

How to set kAudioUnitSubType_Distortion

objective-c ios core-audio audiounit
asked 2012-09-02T07:01:06.670
15
votes
2
answers

Get Hz frequency from audio stream on iPhone

iphone ios audio core-audio fft
asked 2012-07-27T11:12:04.843
10
votes
2
answers

Detecting a clap in IOS

iphone ios algorithm core-audio
asked 2012-06-23T22:47:52.360
12
votes
2
answers

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

iphone ios5 core-audio audiounit
asked 2011-12-23T11:13:21.200
32
votes
2
answers

implicit conversion of an Objective-C pointer to 'void *' is disallowed with ARC

objective-c core-audio automatic-ref-counting
asked 2011-07-29T02:46:58.213
18
votes
3
answers

How to prevent iPhone 3GS from filtering low frequencies ( < 150Hz )

iphone core-audio audiounit
asked 2011-07-19T09:52:44.143
10
votes
1
answers

Playing audio from a continuous stream of data (iOS)

iphone objective-c ios core-audio audio-streaming
asked 2011-07-07T13:13:19.380
9
votes
1
answers

OS X / iOS - Sample rate conversion for a buffer using AudioConverterFillComplexBuffer

iphone macos core-audio sample-rate audio-converter
asked 2011-07-07T12:57:06.567
10
votes
2
answers

How is SndVol able to change the volume level of a given audio session?

c++ winapi com core-audio wasapi
asked 2011-05-20T20:58:07.043
40
votes
10
answers

OSStatus error 1718449215

iphone core-audio record
asked 2010-11-23T17:42:43.487
14
votes
3
answers

Record and play audio Simultaneously

ios objective-c core-audio audio-recording
asked 2010-11-18T13:21:54.203
27
votes
3
answers

iOS multitasking for an Audio Recording application

iphone ios core-audio
asked 2010-10-03T01:22:44.943
57
votes
3
answers

AVPlayer vs. AVAudioPlayer

iphone audio streaming ios4 core-audio
asked 2010-07-19T16:15:38.190
10
votes
3
answers

programmatically recording sound sent to Built-in Output, Mac OS X

cocoa macos audio stream core-audio
asked 2009-05-30T01:12:32.090
24
votes
9
answers

How to program a real-time accurate audio sequencer on the iphone?

iphone audio core-audio timing openal
asked 2009-05-25T15:22:35.180
9
votes
6
answers

Open Source sound engine

c++ iphone core-audio openal
asked 2008-12-07T22:00:45.327
73
votes
5
answers

Converting audio to CAF format for playback on iPhone using OpenAL

iphone core-audio openal afconvert
asked 2008-10-31T16:19:13.960