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ios - AVAudioRecorder - Proper MPEG4 AAC Recording ...
https://stackoverflow.com/questions/11347760/avaudiorecorder-proper-mpeg4-aac-recording-settings
the url passed to initWithURL could be malformed: - have you tested by playing with the verseGUID, bRecordReference values? maybe your devices never have a bad verseGUID, but the devices on which no recording happens have a nil/empty verseGUID. this could cause the filename to be simply ".caf".
ios - AVAudioRecorder not saving recording - Stack …
https://stackoverflow.com/questions/28526236/avaudiorecorder-not-saving-recording
1. This answer is not useful. Show activity on this post. To make a working recorder and save the recorded files, you need to: Create a new audio session. Make sure microphone is connected/working. Start recording. Stop recording. Save the recorded audio file.
AVAudioRecorder - AVFoundation - Jason's Blog
https://junchenghan.com/2017/08/16/avfoundation-avaudiorecorder/
To create an AVAudioRecorder, we need a url to specify a location to record to, a dictionary of settings for the recording session and output error. 1 - ( instancetype )initWithURL:( NSURL *)url settings:( NSDictionary < NSString *, id > *)settings error:( NSError * …
How to record audio using AVAudioRecorder - free Swift 5.4 ...
https://www.hackingwithswift.com/example-code/media/how-to-record-audio-using-avaudiorecorder
While it's not hard to record audio with an iPhone, it does take quite a bit of code so give yourself a few minutes to get this implemented. First you need to import the AVFoundation framework into your view controller.. You will need to add three properties to your view controller: a button for the user to tap to start or stop recording, an audio session to …
iOS Programming: Record and Play Audio using …
https://www.appcoda.com/ios-avfoundation-framework-tutorial/
The AVAudioRecorder uses a dictionary-based settings for its configuration. In line 21-25, we use the options keys to configure the audio data format, sample rate and number of channels. Lastly, we initiate the audio recorder by calling “prepareToRecord:” method.
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