Agora RTC Objective-C API Reference Refactor

Instance Methods
<AgoraAudioSpectrumDelegate> Protocol Reference

Inherits <NSObject>.

## Instance Methods
(BOOL) | - onLocalAudioSpectrum:
(BOOL) | - onRemoteAudioSpectrum:

## Method Documentation

## ◆ onLocalAudioSpectrum:

- (BOOL) onLocalAudioSpectrum: |  | (NSArray< NSNumber * > *_Nullable) | audioSpectrumData |
| optional

Reports the audio spectrum of audio recording.

This callback reports the audio spectrum data of the audio recording at the moment in the channel.

You can set the time interval of this callback using "enableAudioSpectrumMonitor".

Parameters

  audioSpectrumData | The audio spectrum data of audio recording. true: Processed. false: Not processed.

## ◆ onRemoteAudioSpectrum:

- (BOOL) onRemoteAudioSpectrum: |  | (NSArray< AgoraAudioSpectrumInfo * > *_Nullable) | AudioSpectrumInfo |
| optional

Reports the audio spectrum of remote user.

This callback reports the IDs and audio spectrum data of the loudest speakers at the moment in the channel.

You can set the time interval of this callback using "enableAudioSpectrumMonitor".

Parameters

  AudioSpectrumInfo | The pointer to AudioSpectrumInfo, which is an array containing the user ID and audio spectrum data for each speaker. This array contains the following members: `uid`, which is the UID of each remote speaker `audioSpectrumData`, which reports the audio spectrum of each remote speaker. `spectrumDataLength`, the length of audio spectrum data. true: Processed. false: Not processed.