Ios Audio File Length | Audio-Digital.net

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How to get the duration of an audio file in iOS? - Stack ...

https://stackoverflow.com/questions/5219379/how-to-get-the-duration-of-an-audio-file-in-ios

Maybe this can help you : iPhone: get duration of an audio file NSURL *fileUrl = [NSURL fileURLWithPath:yourFilePath]; AudioFileID fileID; OSStatus result = AudioFileOpenURL((__bridge CFURLRef)fileUrl,kAudioFileReadPermission, 0, &fileID); Float64 duration = 0; //seconds. the duration of the audio.

What is the maximum audio file size? - Apple Community

https://discussions.apple.com/thread/8175934

Question: Q: What is the maximum audio file size? I realise this is a major edge case, but I am trying to wrangle a single 13 hour 15 minute audio file. I’ve managed to export it out of Logic X as a wav by setting the BPM to 108 (allowing for the arbitrary max limit of bars). I just want it into iTunes to play and convert to MP3 or AAC.

iphone - iOS: Audio Recording File Format - Stack Overflow

https://stackoverflow.com/questions/12435683/ios-audio-recording-file-format

Changing from kAudioFormatMPEG4AAC to kAudioFormatMPEG4AAC, changes file size from 1.3MB to 45kb –

ios - How to calculate number of samples from length of ...

https://stackoverflow.com/questions/4895639/how-to-calculate-number-of-samples-from-length-of-audio-file

You can use the duration property of the audio player for that purpose.. The duration property gives the duration of the current object of audio player (i.e the file that is currently being played) So then you can supply all the audio files to the player one by one and check their durations and perform the required operations... Cheers Share

Using Audio - Apple Developer

https://developer.apple.com/library/archive/documentation/AudioVideo/Conceptual/MultimediaPG/UsingAudio/UsingAudio.html

The AudioServicesPlaySystemSound function lets you very simply play short sound files. The simplicity carries with it a few restrictions. Your sound files must be: No longer than 30 seconds in duration. In linear PCM or IMA4 (IMA/ADPCM) format. Packaged in a .caf, .aif, or .wav file. In addition, when you use the AudioServicesPlaySystemSound function:

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