append(_:at:)

Declaration

func append(_ buffer: AVAudioPCMBuffer, at time: AVAudioTime?) throws

Parameters

• buffer:

  The audio data to append to the signature generator.

• time:

  The time position of the start of the audio buffer in the full audio you use to generate the signature.

Mentioned in

• Generating a signature from an audio buffer

Discussion

Using noncontiguous audio may result in a lower-quality signature.

The audio must be PCM at one of these rates:

• 48000 hertz

• 44100 hertz

• 32000 hertz

• 16000 hertz

See Also

Generating a signature from audio

• signature()
• Generating a signature from an audio buffer