Package com.wowza.wms.transport.mpeg2

Class VideoStreamDescriptor

Object

com.wowza.wms.transport.mpeg2.Descriptor

com.wowza.wms.transport.mpeg2.VideoStreamDescriptor

public class VideoStreamDescriptor
extends Descriptor

The Class VideoStreamDescriptor. The video stream descriptor provides basic information which identifies the coding parameters of a video elementary stream as described in ITU-T Rec. H.262 I ISO/IEC 13818-2 or ISO/IEC 11172-2.

Field Summary

Fields

Modifier and Type	Field	Description
boolean	constrainedParameter	The constrained parameter.
static final int	FRAME_RATE_23_976	The Constant FRAME_RATE_23_976.
static final int	FRAME_RATE_24	The Constant FRAME_RATE_24.
static final int	FRAME_RATE_25	The Constant FRAME_RATE_25.
static final int	FRAME_RATE_29_97	The Constant FRAME_RATE_29_97.
static final int	FRAME_RATE_30	The Constant FRAME_RATE_30.
static final int	FRAME_RATE_50	The Constant FRAME_RATE_50.
static final int	FRAME_RATE_59_94	The Constant FRAME_RATE_59_94.
static final int	FRAME_RATE_60	The Constant FRAME_RATE_60.
int	frameRateCode	The frame rate code.
int	mpeg1ChromaFormat	The mpeg1 chroma format.
boolean	mpeg1FrameRateExt	The mpeg1 frame rate ext.
boolean	mpeg1Only	The mpeg1 only.
int	mpeg1ProfileLevel	The mpeg1 profile level.
boolean	multipleFrameRate	The multiple frame rate.
boolean	stillPicture	The still picture.

Fields inherited from class com.wowza.wms.transport.mpeg2.Descriptor

data, DESCRIPTOR_TAG_AAC_DVB, DESCRIPTOR_TAG_AAC_SCTE, DESCRIPTOR_TAG_AC3, DESCRIPTOR_TAG_ANCILLARY, DESCRIPTOR_TAG_AUDIO, DESCRIPTOR_TAG_CA, DESCRIPTOR_TAG_COPYRIGHT, DESCRIPTOR_TAG_CUE_IDENTIFIER, DESCRIPTOR_TAG_DATA_STREAM_ALIGN, DESCRIPTOR_TAG_DVBTELETEXT, DESCRIPTOR_TAG_ENHANCED_AC3, DESCRIPTOR_TAG_EXT_ES_ID, DESCRIPTOR_TAG_EXTENSION_DVB, DESCRIPTOR_TAG_EXTENSION_MP4_LOAS, DESCRIPTOR_TAG_FLEX_MUX_TIMING, DESCRIPTOR_TAG_FMC, DESCRIPTOR_TAG_FMX_BUFSIZE, DESCRIPTOR_TAG_HIERARCHY, DESCRIPTOR_TAG_IBP, DESCRIPTOR_TAG_IOD, DESCRIPTOR_TAG_ISO_639_LANG, DESCRIPTOR_TAG_MAX_BITRATE, DESCRIPTOR_TAG_METADATA, DESCRIPTOR_TAG_METADATA_POINTER, DESCRIPTOR_TAG_METADATA_STD, DESCRIPTOR_TAG_MP4_AUDIO, DESCRIPTOR_TAG_MP4_VIDEO, DESCRIPTOR_TAG_MULTIPLE_BUF, DESCRIPTOR_TAG_MULTIPLEX_BUF_UTIL, DESCRIPTOR_TAG_MUXCODE, DESCRIPTOR_TAG_PRIVATE_DATA, DESCRIPTOR_TAG_REGISTRATION, DESCRIPTOR_TAG_SL, DESCRIPTOR_TAG_SMOOTHING_BUF, DESCRIPTOR_TAG_STD, DESCRIPTOR_TAG_STREAM_IDENTIFIER, DESCRIPTOR_TAG_SYSTEM_CLOCK, DESCRIPTOR_TAG_TGT_BACKGRD_GRID, DESCRIPTOR_TAG_VIDEO, DESCRIPTOR_TAG_VIDEO_WINDOWS, length, tag

Constructor Summary

Constructors

Constructor	Description
VideoStreamDescriptor()	Instantiates a new video stream descriptor.
VideoStreamDescriptor(ByteBuffer descriptorData)	Instantiates a new video stream descriptor.

Method Summary

Modifier and Type	Method	Description
int	binarySize()	How big is the video stream descriptor in binary.
void	decodeDescriptorData(ByteBuffer descriptorData)	Decode descriptor data.
void	toBin(ByteBuffer buffer)	Encodes the Video stream descriptor into binary form for use in transport
String	toString()

Methods inherited from class com.wowza.wms.transport.mpeg2.Descriptor

decodeDescriptor, getDataAsBase64, getDescriptorName, getShortClassName, serializeAMF, toDebugString

Methods inherited from class java.lang.Object

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

Field Details

FRAME_RATE_23_976

public static final int FRAME_RATE_23_976

The Constant FRAME_RATE_23_976.

See Also:

• Constant Field Values

FRAME_RATE_24

public static final int FRAME_RATE_24

The Constant FRAME_RATE_24.

See Also:

• Constant Field Values

FRAME_RATE_25

public static final int FRAME_RATE_25

The Constant FRAME_RATE_25.

See Also:

• Constant Field Values

FRAME_RATE_29_97

public static final int FRAME_RATE_29_97

The Constant FRAME_RATE_29_97.

See Also:

• Constant Field Values

FRAME_RATE_30

public static final int FRAME_RATE_30

The Constant FRAME_RATE_30.

See Also:

• Constant Field Values

FRAME_RATE_50

public static final int FRAME_RATE_50

The Constant FRAME_RATE_50.

See Also:

• Constant Field Values

FRAME_RATE_59_94

public static final int FRAME_RATE_59_94

The Constant FRAME_RATE_59_94.

See Also:

• Constant Field Values

FRAME_RATE_60

public static final int FRAME_RATE_60

The Constant FRAME_RATE_60.

See Also:

• Constant Field Values

multipleFrameRate

public boolean multipleFrameRate

The multiple frame rate.

frameRateCode

public int frameRateCode

The frame rate code.

mpeg1Only

public boolean mpeg1Only

The mpeg1 only.

constrainedParameter

public boolean constrainedParameter

The constrained parameter.

stillPicture

public boolean stillPicture

The still picture.

mpeg1ProfileLevel

public int mpeg1ProfileLevel

The mpeg1 profile level.

mpeg1ChromaFormat

public int mpeg1ChromaFormat

The mpeg1 chroma format.

mpeg1FrameRateExt

public boolean mpeg1FrameRateExt

The mpeg1 frame rate ext.

Constructor Details

VideoStreamDescriptor

public VideoStreamDescriptor()

Instantiates a new video stream descriptor.

VideoStreamDescriptor

public VideoStreamDescriptor(ByteBuffer descriptorData)

Instantiates a new video stream descriptor.

Parameters:

descriptorData - the descriptor data

Method Details

decodeDescriptorData

public void decodeDescriptorData(ByteBuffer descriptorData)

Description copied from class: Descriptor

Decode descriptor data.

Overrides:

decodeDescriptorData in class Descriptor

Parameters:

descriptorData - the descriptor data

toBin

public void toBin(ByteBuffer buffer)

Encodes the Video stream descriptor into binary form for use in transport

Overrides:

toBin in class Descriptor

Parameters:

buffer - ByteBuffer to put the binary data

binarySize

public int binarySize()

How big is the video stream descriptor in binary.

Overrides:

binarySize in class Descriptor

Returns:

the total size of the descriptor in binary form, includes tag and length fields

toString

public String toString()

Overrides:

toString in class Descriptor