程序包 ohos.media.codec

类 TrackInfo

java.lang.Object

ohos.media.codec.TrackInfo

public class TrackInfo
extends Object

Stores track IDs and media formats. This class is used as the output for the Codec#setSource method of the Codec class. For details, see Codec#setSource method.

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SystemCapability

SystemCapability.Multimedia#MEDIA

构造器概要

构造器

构造器	说明
TrackInfo()	A constructor used to create a TrackInfo instance.

方法概要

限定符和类型	方法	说明
int	getStatus()	Obtains the TrackInfo status.
HashMap<Integer,Format>	getSupportedTracksInfoMap()	Obtains information about supported tracks.
HashMap<Integer,Format>	getUnsupportedTracksInfoMap()	Obtains information about unsupported tracks.

从类继承的方法 java.lang.Object

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

构造器详细资料

TrackInfo

public TrackInfo()

A constructor used to create a TrackInfo instance.

从以下版本开始:

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方法详细资料

getStatus

public int getStatus()

Obtains the TrackInfo status.

返回:

Returns 0 if all tracks support encoding and decoding; returns other values otherwise.

从以下版本开始:

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getSupportedTracksInfoMap

public HashMap<Integer,Format> getSupportedTracksInfoMap()

Obtains information about supported tracks.

返回:

Returns information about supported tracks.

从以下版本开始:

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getUnsupportedTracksInfoMap

public HashMap<Integer,Format> getUnsupportedTracksInfoMap()

Obtains information about unsupported tracks.

返回:

Returns information about unsupported tracks.

从以下版本开始:

1