USB-Video-Identifiers-1.1原版完整文件

UniversalSerialBusDeviceClassDefinition

forVideoDevices:

Identifiers

Revision1.1

June1,2005

USBDeviceClassDefinitionforVideoDevices:Identifiers

Revision1.1

June1,2005

PAGE\*roman

iii

Contributors

AbdulR.Ismail

IntelCorp.

AkihiroTanabe

CanonInc.

AnandGanesh

MicrosoftCorp.

AndyHodgson

STMicroelectronics

AnshumanSaxena

TexasInstruments

BertrandLee

MicrosoftCorp.

CharngLee

SunplusTechnologyCo.,Ltd

DavidGoll

MicrosoftCorp.

EricLuttmann

CypressSemiconductorCorp.

FernandoUrbina

AppleComputerInc.

GeertKnapen

PhilipsElectronics

GeraudMudry

LogitechInc.

HiroKobayashi

MicrosoftCorp.

Jean-MichelChardon

LogitechInc.

JeffZhu

MicrosoftCorp.

Ken-ichiroAyaki

Fujifilm

MitsuoNiida

CanonInc.

NobuoKuchiki

SanyoElectricCo.,Ltd

OlivierLechenne

LogitechInc.

PaulThacker

STMicroelectronics

RemyZimmermann

LogitechInc.

ShinichiHatae

CanonInc.

SteveMiller

STMicroelectronics

TachioOno

CanonInc.

TakashiSato

PhilipsElectronics

YoichiHirata

MatsushitaElectricIndustrialCo.,Ltd

Copyright?2001,2002,2003,2004,2005USBImplementersForumAllrightsreserved.

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RevisionHistory

Version

Date

Description

1.0

December9th,2003

Initialrelease

1.1

June1st,2005

AddFrameBasedandStreamBasedPayloadIdentifiers(RR0056)

USBDeviceClassDefinitionforVideoDevices:Identifiers

Revision1.1

June1,2005

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ii

TableofContents

Introduction 1

Purpose 1

Related

Documents 1

VideoDeviceClassCodes 1

VideoClass-SpecificVCInterfaceDescriptorSubtypes 1

VideoClass-SpecificVSInterfaceDescriptorSubtypes 1

Terminal

Types 2

USBTerminalTypes 2

InputTerminalTypes 2

OutputTerminalTypes 3

ExternalTerminalTypes 3

ListofTables

Table2-1VideoClass-SpecificVCInterfaceDescriptorSubtypes

1

Table2-2VideoClass-SpecificVSInterfaceDescriptorSubtypes

1

Table3-1USBTerminalTypes

2

Table3-2InputTerminalTypes

3

Table3-3OutputTerminalTypes.

3

Table3-4ExternalTerminalTypes

3

USBDeviceClassDefinitionforVideoDevices:Identifiers

Revision1.1

June1,2005

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1

Introduction

Purpose

Thisdocumentliststheidentifiers’valuesUSBVideoDeviceClasscompaniondocumentspublishedafterrevision1.0ofthebasespecification.Itspurposeistocentralizethecollectionofidentifiersandallowextensionstotheclassspecificationwithoutrequiringupdatestothebaseclassdocument.

RelatedDocuments

USBDeviceClassDefinitionforVideoDevices,

VideoDeviceClassCodes

VideoClass-SpecificVCInterfaceDescriptorSubtypes

Table2-1VideoClass-SpecificVCInterfaceDescriptorSubtypes

DescriptorSubtype

Value

VC_DESCRIPTOR_UNDEFINED

0x00

VC_HEADER

0x01

VC_INPUT_TERMINAL

0x02

VC_OUTPUT_TERMINAL

0x03

VC_SELECTOR_UNIT

0x04

VC_PROCESSING_UNIT

0x05

VC_EXTENSION_UNIT

0x06

VideoClass-SpecificVSInterfaceDescriptorSubtypes

Table2-2VideoClass-SpecificVSInterfaceDescriptorSubtypes

DescriptorSubtype

Value

VS_UNDEFINED

0x00

VS_INPUT_HEADER

0x01

VS_OUTPUT_HEADER

0x02

VS_STILL_IMAGE_FRAME

0x03

VS_FORMAT_UNCOMPRESSED

0x04

VS_FRAME_UNCOMPRESSED

0x05

VS_FORMAT_MJPEG

0x06

VS_FRAME_MJPEG

0x07

Reserved

0x08

Reserved

0x09

VS_FORMAT_MPEG2TS

0x0A

Reserved

0x0B

VS_FORMAT_DV

0x0C

VS_COLORFORMAT

0x0D

Reserved

0x0E

Reserved

0x0F

VS_FORMAT_FRAME_BASED

0x10

VS_FRAME_FRAME_BASED

0x11

VS_FORMAT_STREAM_BASED

0x12

TerminalTypes

USBTerminalTypes

TheseTerminaltypesdescribeTerminalsthathandlesignalscarriedovertheUSB,throughisochronousorbulkpipes.TheseTerminaltypesarevalidforbothInputandOutputTerminals.

Table3-1USBTerminalTypes

TerminalType

Code

I/O

Description

TT_VENDOR_SPECIFIC

0x0100

I/O

ATerminaldealingwithasignalcarriedoveravendor-specificinterface.Thevendor-specificinterfacedescriptormustcontainafieldthat

referencestheTerminal.

TT_STREAMING

0x0101

I/O

ATerminaldealingwithasignalcarriedoveranendpointinaVideoStreaminginterface.TheVideoStreaminginterfacedescriptorpointstotheassociatedTerminalthroughthebTerminalLink

field.

InputTerminalTypes

TheseTerminalTypesdescribeTerminalsthataredesignedtocapturevideo.Theyeitherarephysicallypartofthevideofunctionorcanbeassumedtobeconnectedtoitinnormaloperation.TheseTerminalTypesarevalidonlyforInputTerminals

Table3-2InputTerminalTypes

TerminalType

Code

I/O

Description

ITT_VENDOR_SPECIFIC

0x0200

I

Vendor-SpecificInput

Terminal.

ITT_CAMERA

0x0201

I

Camerasensor.Tobeused

onlyinCameraTerminaldescriptors.

ITT_MEDIA_TRANSPORT_INPUT

0x0202

I

Sequentialmedia.TobeusedonlyinMediaTransportTerminalDescriptors.

OutputTerminalTypes

TheseTerminaltypesdescribeTerminalsthataredesignedtorendervideo.Theyareeitherphysicallypartofthevideofunctionorcanbeassumedtobeconnectedtoitinnormaloperation.TheseTerminaltypesareonlyvalidforOutputTerminals.

Table3-3OutputTerminalTypes

TerminalType

Code

I/O

Description

OTT_VENDOR_SPECIFIC

0x0300

O

Vendor-SpecificOutputTerminal.

OTT_DISPLAY

0x0301

O

Genericdisplay(LCD,

CRT,etc.).

OTT_MEDIA_TRANSPORT_OUTPUT

0x0302