程序包 ohos.media.tubecore

类 AVTube

java.lang.Object

ohos.media.tubecore.AVTube

直接已知子类:

AVTubeEx

public class AVTube
extends Object

Provides tubes for audio and video streams.

A media tube represents a media stream output, for example, a smartphone speaker or Bluetooth headset.

从以下版本开始:

5

SystemCapability

SystemCapability.Multimedia#MEDIA

嵌套类概要

嵌套类

限定符和类型	类	说明
static class	AVTube.DeviceType	Enumerates the device types available for AVTube instances.
static class	AVTube.PlayMode	Enumerates the playback modes available for AVTube instances.
static class	AVTube.SetInfo	Provides information about media tube types.
static class	AVTube.UsageScene	Defines the scenes supported by a media tube.

方法概要

限定符和类型	方法	说明
void	cmdDecVolume(int decrement)	Decreases the volume of this AVTube instance.
void	cmdIncVolume(int increment)	Increases the volume of this AVTube instance.
void	cmdSetVolume(int volume)	Sets the volume for this AVTube instance.
int	curVolume()	Obtains the current volume of this AVTube instance.
AVTube.DeviceType	deviceType()	Obtains the device type for which this AVTube instance is used.
boolean	isConnecting()	Checks whether this AVTube instance is in the connecting process.
boolean	isReady()	Checks whether this AVTube instance is currently available.
Object	label()	Obtains the label set for this AVTube instance.
int	maxVolume()	Obtains the maximum volume supported by this AVTube instance.
AVTube.PlayMode	playMode()	Obtains the playback mode of this AVTube instance.
void	setLabel(Object label)	Sets a label for this AVTube instance.
AudioStreamInfo.StreamType	streamType()	Obtains the type of audio streams using this AVTube instance.
String	toString()	Returns a string representation of this AVTube instance.
String	tubeName()	Obtains the name of this AVTube instance.
int	usageScenes()	Obtains the scenes supported by this AVTube instance.

从类继承的方法 java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

方法详细资料

deviceType

public AVTube.DeviceType deviceType()

Obtains the device type for which this AVTube instance is used.

返回:

Returns AVTube.DeviceType#BLUETOOTH for BluetootH devices; returns AVTube.DeviceType#UNKNOWN for other devices.

从以下版本开始:

5

usageScenes

public int usageScenes()

Obtains the scenes supported by this AVTube instance.

返回:

Returns the supported scenes. The value can be any one or a combination of AVTube.UsageScene#REAL_TIME_AUDIO, AVTube.UsageScene#REAL_TIME_VIDEO, and AVTube.UsageScene#USER_EXTENDED.

从以下版本开始:

5

tubeName

public String tubeName()

Obtains the name of this AVTube instance.

返回:

Returns the name.

从以下版本开始:

5

另请参阅:

AVTubeEx.setTubeName(String), AVTubeEx.setTubeName(int)

isReady

public boolean isReady()

Checks whether this AVTube instance is currently available.

返回:

Returns true if this AVTube is available; returns false otherwise.

从以下版本开始:

5

isConnecting

public boolean isConnecting()

Checks whether this AVTube instance is in the connecting process.

返回:

Returns true if this AVTube is in the connecting process; returns false otherwise.

从以下版本开始:

5

maxVolume

public int maxVolume()

Obtains the maximum volume supported by this AVTube instance.

返回:

Returns the maximum volume supported.

从以下版本开始:

5

另请参阅:

AVTubeEx.setMaxVolume(int)

curVolume

public int curVolume()

Obtains the current volume of this AVTube instance.

返回:

Returns the current volume.

从以下版本开始:

5

另请参阅:

AVTubeEx.setCurVolume(int)

setLabel

public void setLabel(Object label)

Sets a label for this AVTube instance.

参数:

label - Indicates the label to set.

从以下版本开始:

5

另请参阅:

label()

label

public Object label()

Obtains the label set for this AVTube instance.

返回:

Returns the label.

从以下版本开始:

5

另请参阅:

setLabel(Object)

playMode

public AVTube.PlayMode playMode()

Obtains the playback mode of this AVTube instance.

返回:

Returns the playback mode, which can be AVTube.PlayMode#LOCAL for local playback or AVTube.PlayMode#DISTRIBUTE for remote playback.

从以下版本开始:

5

另请参阅:

AVTubeEx.setPlayMode(PlayMode)

streamType

public AudioStreamInfo.StreamType streamType()

Obtains the type of audio streams using this AVTube instance.

返回:

Returns the audio stream type, which is a value enumerated in AudioStreamInfo.StreamType.

从以下版本开始:

5

另请参阅:

AVTubeEx.setStreamType(ohos.media.audio.AudioStreamInfo.StreamType)

cmdIncVolume

public void cmdIncVolume(int increment)

Increases the volume of this AVTube instance.

参数:

increment - Indicates the volume increment.

从以下版本开始:

5

另请参阅:

cmdDecVolume(int)

cmdDecVolume

public void cmdDecVolume(int decrement)

Decreases the volume of this AVTube instance.

参数:

decrement - Indicates the volume decrement.

从以下版本开始:

5

另请参阅:

cmdIncVolume(int)

cmdSetVolume

public void cmdSetVolume(int volume)

Sets the volume for this AVTube instance.

参数:

volume - Indicates the volume to set.

从以下版本开始:

5

另请参阅:

AVTubeEx.setCurVolume(int)

toString

public String toString()

Returns a string representation of this AVTube instance.

覆盖:

toString 在类中 Object

返回:

Returns the string representation.

从以下版本开始:

5