You want to be able to record audio files on an iOS device.
Make sure you have added the CoreAudio.framework framework to
your target file, and use the
AVAudioRecorder class in the AV Foundation
NSError *error = nil; NSString *pathAsString = [self audioRecordingPath]; NSURL *audioRecordingURL = [NSURL fileURLWithPath:pathAsString]; self.audioRecorder = [[AVAudioRecorder alloc] initWithURL:audioRecordingURL settings:[self audioRecordingSettings] error:&error];
For information about the
audioRecordingPath methods used in this
example, refer to this recipe’s Discussion.
AVAudioRecorder class in
the AV Foundation framework facilitates audio recording in iOS
applications. To start a recording, you need to pass various pieces of
information to the
initWithURL:settings:error: instance method
This is a local URL. The AV Foundation framework will decide which audio format should be used for the recording based on the file extension provided in this URL, so choose the extension carefully.
Examples include the sampling rate, channels, and other information that will help the audio recorder start the recording. This is a dictionary object.
NSErrorwhere any initialization errors should be saved to
The error information could be valuable later, and you can ...