程序包 ohos.media.common

类 BufferInfo

java.lang.Object

ohos.media.common.BufferInfo

public class BufferInfo
extends Object

Describes buffer metadata, including the start offset, size, timestamp, and type of buffer data.

从以下版本开始:

1

SystemCapability

SystemCapability.Multimedia#MEDIA

字段概要

字段

限定符和类型	字段	说明
static int	BUFFER_TYPE_CODEC_CONFIG	Indicates the codec initialization data or non-media data.
static int	BUFFER_TYPE_END_OF_STREAM	Indicates the end of a data stream.
static int	BUFFER_TYPE_KEY_FRAME	Indicates that buffer data is key frames.
static int	BUFFER_TYPE_MUXER_DATA	Indicates that the buffer contains non-media data processed by a muxer.
static int	BUFFER_TYPE_PARTIAL_FRAME	Indicates that the buffer contains only a part of a frame.
int	bufferType	Indicates the buffer data type.
int	index	Indicates the buffer index.
int	offset	Indicates the buffer data offset.
int	size	Indicates the buffer data size.
long	timeStamp	Indicates the buffer data timestamp (in microseconds).

构造器概要

构造器

构造器	说明
BufferInfo()

方法概要

限定符和类型	方法	说明
void	setInfo(int offset, int size, long timeStamp, int bufferType)	Sets buffer information.
void	setInfo(int offset, int size, long timeStamp, int bufferType, int index)	Sets buffer information.

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

BUFFER_TYPE_CODEC_CONFIG

public static final int BUFFER_TYPE_CODEC_CONFIG

Indicates the codec initialization data or non-media data.

从以下版本开始:

1

另请参阅:

常量字段值

BUFFER_TYPE_END_OF_STREAM

public static final int BUFFER_TYPE_END_OF_STREAM

Indicates the end of a data stream.

从以下版本开始:

1

另请参阅:

常量字段值

BUFFER_TYPE_KEY_FRAME

public static final int BUFFER_TYPE_KEY_FRAME

Indicates that buffer data is key frames.

从以下版本开始:

1

另请参阅:

常量字段值

BUFFER_TYPE_MUXER_DATA

public static final int BUFFER_TYPE_MUXER_DATA

Indicates that the buffer contains non-media data processed by a muxer.

从以下版本开始:

1

另请参阅:

常量字段值

BUFFER_TYPE_PARTIAL_FRAME

public static final int BUFFER_TYPE_PARTIAL_FRAME

Indicates that the buffer contains only a part of a frame.

从以下版本开始:

1

另请参阅:

常量字段值

bufferType

public int bufferType

Indicates the buffer data type. Example values: BUFFER_TYPE_KEY_FRAME or BUFFER_TYPE_MUXER_DATA.

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index

public int index

Indicates the buffer index.

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offset

public int offset

Indicates the buffer data offset.

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1

size

public int size

Indicates the buffer data size.

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1

timeStamp

public long timeStamp

Indicates the buffer data timestamp (in microseconds).

从以下版本开始:

1

构造器详细资料

BufferInfo

public BufferInfo()

方法详细资料

setInfo

public void setInfo(int offset,
                    int size,
                    long timeStamp,
                    int bufferType)

Sets buffer information.

参数:

offset - Indicates the start offset of buffer data.

size - Indicates the buffer data size.

timeStamp - Indicates the buffer data timestamp.

bufferType - Indicates the buffer data type.

从以下版本开始:

1

setInfo

public void setInfo(int offset,
                    int size,
                    long timeStamp,
                    int bufferType,
                    int index)

Sets buffer information.

参数:

offset - Indicates the start offset of buffer data.

size - Indicates the buffer data size.

timeStamp - Indicates the buffer data timestamp.

bufferType - Indicates the buffer data type.

index - Indicates the buffer index.

从以下版本开始:

6