程序包 ohos.media.common

类 Source

java.lang.Object

ohos.media.common.Source

public class Source
extends Object

Describes the media data source, which can be a URI or file descriptor.

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SystemCapability

SystemCapability.Multimedia#MEDIA

嵌套类概要

嵌套类

限定符和类型	类	说明
static class	Source.AudioSource	Describes the audio source.
static class	Source.VideoSource	Describes the video source, including the camera and surface.

字段概要

字段

限定符和类型	字段	说明
static int	AUDIO_SOURCE_INIT	Indicates the default audio source.
static int	VIDEO_SOURCE_INIT	Indicates the default video source.

构造器概要

构造器

构造器	说明
Source()	Default constructor used to create a Source instance.
Source(FileDescriptor fd)	A constructor used to create a Source instance based on a file descriptor.
Source(FileDescriptor fd, long offset, long len)	A constructor used to create a Source instance based on a file descriptor, start offset, and source data length.
Source(String uri)	A constructor used to create a Source instance based on a specified URI.
Source(String uri, Map<String,String> header)	A constructor used to create a Source instance based on a specified URI and headers.

方法概要

限定符和类型	方法	说明
int	getFileType()	Obtains the source type.
int	getRecorderAudioSource()	Obtains the audio source.
int	getRecorderVideoSource()	Obtains the video source.
String	getUri()	Obtains the the media source URI.
void	setRecorderAudioSource(int recorderAudioSource)	Sets an audio source, which is defined by Recorder.AudioSource.
void	setRecorderVideoSource(int recorderVideoSource)	Sets the video source, which is defined by Recorder.AudioSource.

从类继承的方法 java.lang.Object

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

字段详细资料

AUDIO_SOURCE_INIT

public static final int AUDIO_SOURCE_INIT

Indicates the default audio source.

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另请参阅:

常量字段值

VIDEO_SOURCE_INIT

public static final int VIDEO_SOURCE_INIT

Indicates the default video source.

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1

另请参阅:

常量字段值

构造器详细资料

Source

public Source()

Default constructor used to create a Source instance.

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Source

public Source(String uri)

A constructor used to create a Source instance based on a specified URI.

参数:

uri - Indicates the media source URI.

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Source

public Source(String uri,
              Map<String,String> header)

A constructor used to create a Source instance based on a specified URI and headers. This is usually used for creating a source through HTTP or HTTPS files.

参数:

uri - Indicates the media source URI.

header - Indicates data headers.

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Source

public Source(FileDescriptor fd)

A constructor used to create a Source instance based on a file descriptor. This is usually used for creating a source through local files.

参数:

fd - Indicates the file descriptor.

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Source

public Source(FileDescriptor fd,
              long offset,
              long len)

A constructor used to create a Source instance based on a file descriptor, start offset, and source data length.

参数:

fd - Indicates the file descriptor.

offset - Indicates the start offset.

len - Indicates the source data length.

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方法详细资料

getFileType

public int getFileType()

Obtains the source type.

返回:

Returns the source type.

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getRecorderAudioSource

public int getRecorderAudioSource()

Obtains the audio source.

返回:

Returns the audio source.

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setRecorderAudioSource

public void setRecorderAudioSource(int recorderAudioSource)

Sets an audio source, which is defined by Recorder.AudioSource.

参数:

recorderAudioSource - Indicates the audio source to set.

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getRecorderVideoSource

public int getRecorderVideoSource()

Obtains the video source.

返回:

Returns the video source.

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setRecorderVideoSource

public void setRecorderVideoSource(int recorderVideoSource)

Sets the video source, which is defined by Recorder.AudioSource.

参数:

recorderVideoSource - Indicates the video source to set.

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getUri

public String getUri()

Obtains the the media source URI.

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