MediaPipeTasksAudio Framework Reference

AudioClassifier

class AudioClassifier : NSObject

Performs classification on audio clips or continuous audio streams.

• init(modelPath:)

  Creates an AudioClassifier from a local TensorFlow Lite model file path.

  Declaration

  Swift

  convenience init(modelPath: String) throws

• init(options:)

  Creates an AudioClassifier from the given AudioClassifierOptions.

  Declaration

  Swift

  init(options: AudioClassifierOptions) throws

• classify(audioClip:)

  Performs classification on the provided audio clip in .audioClips mode.

  Declaration

  Swift

  func classify(audioClip: AudioData) throws -> AudioClassifierResult

• classifyAsync(audioBlock:timestampInMilliseconds:)

  Sends an audio block in a continuous audio stream for asynchronous classification in .audioStream mode.

  Declaration

  Swift

  func classifyAsync(audioBlock: AudioData, timestampInMilliseconds: Int) throws

• createAudioRecord(channelCount:sampleRate:bufferLength:)

  Creates an AudioRecord instance to capture samples from the device microphone.

  Declaration

  Swift

  class func createAudioRecord(channelCount: UInt, sampleRate: Double, bufferLength: UInt) throws -> AudioRecord

• close()

  Closes and cleans up the MediaPipe audio classifier.

  Declaration

  Swift

  func close() throws