A buffer of audio data and its format.
SDKs
- iOS 8.0+
- macOS 10.10+
- Mac Catalyst 13.0+
- tvOS 9.0+
- watchOS 2.0+
Framework
- AVFoundation
Declaration
@interface AVAudioBuffer : NSObject
ClassAVAudio
AVAudio
Topics
Getting the Buffer Format
formatThe format of the audio in the buffer.
Getting the Audio Buffers
audioThe buffer's underlying Audio.
mutableA mutable version of the buffer's underlying AudioBufferList.
Specialized Audio Buffers
AVAudioA subclass of AVAudio for use with compressed audio formats.
AVAudioA subclass of AVAudio, for use with PCM audio formats.
See Also
First Steps
AVAudioAn audio file that can be opened for reading or writing.
AVAudioA class used by the audio engine to represent time.
Audio Settings and Formats
Define audio data with these constants and classes.
Enabling USB Audio and MIDI for i
Set up your system to record digital audio from an iOS device and exchange MIDI data with it by enabling Inter-Device Audio and MIDI.