tencent cloud

Overview

Callbacks of Tencent Cloud’s live stream player.

Features

You can use V2TXLivePlayerObserver to receive callbacks of V2TXLivePlayer, including the player status, playback volume, first audio/video frame, statistics, and warning and error messages.

Basic Callback APIs

onError

Callback for error

V2TXLivePlayerListenerType.onError

Parameters

Parameter	Type	Description
code	V2TXLiveCode	Error code
msg	String	Error message
extraInfo	Map	Extra information

onWarning

Callback for warning

V2TXLivePlayerListenerType.onWarning

Parameters

Parameter	Type	Description
code	V2TXLiveCode	Warning code
msg	String	Warning message
extraInfo	Map	Extra information

onConnected

Callback for successfully connecting to the server

V2TXLivePlayerListenerType.onConnected

Parameters

Parameter	Type	Description
extraInfo	Map	Extra information

Video Callback APIs

onVideoPlaying

Callback for video playback

V2TXLivePlayerListenerType.onVideoPlaying

Parameters

Parameter	Type	Description
firstPlay	bool	Whether it is the first playback
extraInfo	Map	Extra information

onVideoLoading

Callback for loading video

V2TXLivePlayerListenerType.onVideoLoading

Parameters

Parameter	Type	Description
extraInfo	Map	Extra information

onVideoResolutionChanged

Callback for change of player resolution

V2TXLivePlayerListenerType.onVideoResolutionChanged

Parameters

Parameter	Type	Description
width	int	Video width
height	int	Video height

onSnapshotComplete

Callback for a screenshot taken

V2TXLivePlayerListenerType.onSnapshotComplete

Parameters

Parameter	Type	Description
image	Uint8List	Screenshot taken

onRenderVideoFrame

Callback for custom video rendering

Note：

You will receive this callback after calling V2TXLivePlayer.enableCustomRendering(pixelFormat:bufferType:) to enable custom video rendering.

V2TXLivePlayerListenerType.onRenderVideoFrame

Parameters

Parameter	Type	Description
videoFrame	Map	Video frames

Audio Callback APIs

onAudioPlaying

Callback for audio playback

V2TXLivePlayerListenerType.onAudioPlaying

Parameters

Parameter	Type	Description
firstPlay	bool	Whether it is the first playback
extraInfo	Map	Extra information

onAudioLoading

Callback for loading audio

V2TXLivePlayerListenerType.onAudioLoading

Parameters

Parameter	Type	Description
extraInfo	Map	Extra information

onPlayoutVolumeUpdate

Callback of the player’s volume

V2TXLivePlayerListenerType.onPlayoutVolumeUpdate

Parameters

Parameter	Type	Description
volume	int	Volume. Value range: 0-100.

Statistics Callback API

onStatisticsUpdate

Callback of the player’s statistics

V2TXLivePlayerListenerType.onStatisticsUpdate

Parameters

Parameter	Type	Description
statistics	Map	Player statistics