Top "Core-audio" questions

Core Audio is a low-level API for dealing with sound in Apple's macOS and iOS operating systems.

OSStatus error 1718449215

I have created an iPhone application to record our voice. When I try to record, I am getting error message …

iphone core-audio record
Finding a saved file on the Simulator?

I'm using the MusicSequenceFileCreate function to save out a midi file to make sure the data is correct. I'm not …

ios ios-simulator core-audio
How to generate audio wave form programmatically while recording Voice in iOS?

How to generate audio wave form programmatically while recording Voice in iOS? m working on voice modulation audio frequency in …

iphone ios avfoundation core-audio audiotoolbox
implicit conversion of an Objective-C pointer to 'void *' is disallowed with ARC

What does this mean and what alternative do I have? implicit conversion of an Objective-C pointer to 'void *' is …

objective-c core-audio automatic-ref-counting
Realtime Audio with AVAudioEngine

Hej. I want to implement a realtime audio application with the new AVAudioEngine in Swift. Has someone experience with the …

swift avfoundation real-time core-audio avaudioengine
How to record an audio file in .mp3 format?

I am using the following settings for recording audio file in .mp3 format using AVAudioRecorder. NSDictionary *recordSettings = [[NSDictionary alloc] initWithObjectsAndKeys: […

iphone objective-c audio core-audio avaudiorecorder
Tap Mic Input Using AVAudioEngine in Swift

I'm really excited about the new AVAudioEngine. It seems like a good API wrapper around audio unit. Unfortunately the documentation …

ios swift avfoundation core-audio ios8.1
Bluetooth headphone music quality deteriorates when launching iOS simulator

The situation goes a little something like this: I am programming Xcode whilst concurrently listening to music on my Bluetooth …

bluetooth ios-simulator core-audio ios-bluetooth
Recording sound as WAV on iphone

I am making an iPhone recording app that needs to submit the sound file as a .wav to an external …

iphone audio core-audio
Get Hz frequency from audio stream on iPhone

What would be the best way to get Hz frequency value from audio stream(music) on iOS? What are the …

iphone ios audio core-audio fft