Sample Code
Windows Driver Samples/ USBView sample application/ C++/ usbviddesc.h/
/*++
Copyright (c) 2002-2003 Microsoft Corporation
Module Name:
USBVIDDESC.H
Abstract:
This is a header file for USB Video Class Specific descriptors which are not yet in
a standard system header file.
Environment:
user mode
Revision History:
11-20-2002 : created
03-28-2003 : major updates to support latest UVC specs
--*/
#pragma pack(push, 1)
/*****************************************************************************
D E F I N E S
*****************************************************************************/
//global version for USB Video Class spec version
#define BCDVDC 0x0083
//
// USB Device Class Definition for Video Devices v8.c
// Appendix A. Video Device Class Codes
//
// A.1 Video Interface Class Code
//TBD Normally would be in USB100.h but not official yet
#define USB_DEVICE_CLASS_VIDEO 0x0E
#define USB_DEVICE_CLASS_VIDEO_PRERELEASE 0xFF
//CC_VIDEO in spec. The rest of the codes will be USB_VIDEO plus text from spec codes
// A.2 Video Interface Subclass Codes
//
#define USB_VIDEO_SC_UNDEFINED 0x00
#define USB_VIDEO_SC_VIDEOCONTROL 0x01
#define USB_VIDEO_SC_VIDEOSTREAMING 0x02
#define USB_VIDEO_SC_VIDEO_INTERFACE_COLLECTION 0x03
// A.3 Video Interface Protocol Codes
//
#define USB_VIDEO_PC_PROTOCOL_UNDEFINED 0x00
// A.4 Video Class-Specific Descriptor Types
//
#define USB_VIDEO_CS_UNDEFINED 0x20
#define USB_VIDEO_CS_DEVICE 0x21
#define USB_VIDEO_CS_CONFIGURATION 0x22
#define USB_VIDEO_CS_STRING 0x23
#define USB_VIDEO_CS_INTERFACE 0x24
#define USB_VIDEO_CS_ENDPOINT 0x25
// A.5 Video Class-Specific VC (Video Control) Interface Descriptor Subtypes
//
#define USB_VIDEO_VC_DESCRIPTOR_UNDEFINED 0x00
#define USB_VIDEO_VC_HEADER 0x01
#define USB_VIDEO_VC_INPUT_TERMINAL 0x02
#define USB_VIDEO_VC_OUTPUT_TERMINAL 0x03
#define USB_VIDEO_VC_SELECTOR_UNIT 0x04
#define USB_VIDEO_VC_PROCESSING_UNIT 0x05
#define USB_VIDEO_VC_EXTENSION_UNIT 0x06
// A.6 Video Class-Specific VS (Video Streaming) Interface Descriptor Subtypes
//
#define USB_VIDEO_VS_UNDEFINED 0x00
#define USB_VIDEO_VS_INPUT_HEADER 0x01
#define USB_VIDEO_VS_OUTPUT_HEADER 0x02
#define USB_VIDEO_VS_STILL_IMAGE_FRAME 0x03
#define USB_VIDEO_VS_FORMAT_UNCOMPRESSED 0x04
#define USB_VIDEO_VS_FRAME_UNCOMPRESSED 0x05
#define USB_VIDEO_VS_FORMAT_MJPEG 0x06
#define USB_VIDEO_VS_FRAME_MJPEG 0x07
#define USB_VIDEO_VS_FORMAT_MPEG1 0x08
#define USB_VIDEO_VS_FORMAT_MPEG2PS 0x09
#define USB_VIDEO_VS_FORMAT_MPEG2TS 0x0A
#define USB_VIDEO_VS_FORMAT_MPEG4SL 0x0B
#define USB_VIDEO_VS_FORMAT_DV 0x0C
#define USB_VIDEO_VS_COLORFORMAT 0x0D
#define USB_VIDEO_VS_FORMAT_VENDOR 0x0E
#define USB_VIDEO_VS_FRAME_VENDOR 0x0F
// A.7 Video Class-Specific Endpoint Descriptor Subtypes
//
#define USB_VIDEO_EP_UNDEFINED 0x00
#define USB_VIDEO_EP_GENERAL 0x01
#define USB_VIDEO_EP_ENDPOINT 0x02
#define USB_VIDEO_EP_INTERRUPT 0x03
//
// Below definitions only necessary if testing requests
//
// A.8 Video Class-Specific Request Codes
//
#define USB_VIDEO_RC_UNDEFINED 0x00
#define USB_VIDEO_SET_CUR 0x01
#define USB_VIDEO_GET_CUR 0x81
#define USB_VIDEO_GET_MIN 0x82
#define USB_VIDEO_GET_MAX 0x83
#define USB_VIDEO_GET_RES 0x84
#define USB_VIDEO_GET_LEN 0x85
#define USB_VIDEO_GET_INFO 0x86
#define USB_VIDEO_GET_DEF 0x87
// A.9 Control Selector Codes
// A.9.1 VideoControl Interface Control Selectors
#define USB_VIDEO_VC_UNDEFINED_CONTROL 0x00
#define USB_VIDEO_VC_VIDEO_POWER_MODE_CONTROL 0x01
#define USB_VIDEO_VC_REQUEST_ERROR_CODE_CONTROL 0x02
#define USB_VIDEO_VC_INDICATE_HOST_CLOCK_CONTROL 0x03
//A.9.2 Terminal Control Selectors
//
#define USB_VIDEO_TE_CONTROL_UNDEFINED 0x00
//A.9.3 Selector Unit Control Selectors
//
#define USB_VIDEO_SU_CONTROL_UNDEFINED 0x00
#define USB_VIDEO_SU_INPUT_SELECT_CONTROL 0x01
//A.9.4 Camera Terminal Control Selectors
//
#define USB_VIDEO_CT_CONTROL_UNDEFINED 0x00
#define USB_VIDEO_CT_SCANNING_MODE_CONTROL 0x01
#define USB_VIDEO_CT_AE_MODE_CONTROL 0x02
#define USB_VIDEO_CT_AE_PRIORITY_CONTROL 0x03
#define USB_VIDEO_CT_EXPOSURE_TIME_ABSOLUTE_CONTROL 0x04
#define USB_VIDEO_CT_EXPOSURE_TIME_RELATIVE_CONTROL 0x05
#define USB_VIDEO_CT_FOCUS_ABSOLUTE_CONTROL 0x06
#define USB_VIDEO_CT_FOCUS_RELATIVE_CONTROL 0x07
#define USB_VIDEO_CT_FOCUS_AUTO_CONTROL 0x08
#define USB_VIDEO_CT_IRIS_ABSOLUTE_CONTROL 0x09
#define USB_VIDEO_CT_IRIS_RELATIVE_CONTROL 0x0A
#define USB_VIDEO_CT_ZOOM_ABSOLUTE_CONTROL 0x0B
#define USB_VIDEO_CT_ZOOM_RELATIVE_CONTROL 0x0C
#define USB_VIDEO_CT_PANTILT_ABSOLUTE_CONTROL 0x0D
#define USB_VIDEO_CT_PANTILT_RELATIVE_CONTROL 0x0E
#define USB_VIDEO_CT_ROLL_ABSOLUTE_CONTROL 0x0F
#define USB_VIDEO_CT_ROLL_RELATIVE_CONTROL 0x10
//A.9.5 Processing Unit Control Selectors
//
#define USB_VIDEO_PU_CONTROL_UNDEFINED 0x04
#define USB_VIDEO_PU_BACKLIGHT_COMPENSATION_CONTROL 0x01
#define USB_VIDEO_PU_BRIGHTNESS_CONTROL 0x02
#define USB_VIDEO_PU_CONTRAST_CONTROL 0x03
#define USB_VIDEO_PU_GAIN_CONTROL 0x04
#define USB_VIDEO_PU_POWER_LINE_FREQUENCY_CONTROL 0x05
#define USB_VIDEO_PU_HUE_CONTROL 0x06
#define USB_VIDEO_PU_SATURATION_CONTROL 0x07
#define USB_VIDEO_PU_SHARPNESS_CONTROL 0x08
#define USB_VIDEO_PU_GAMMA_CONTROL 0x09
#define USB_VIDEO_PU_WHITE_BALANCE_TEMPERATURE_CONTROL 0x0A
#define USB_VIDEO_PU_WHITE_BALANCE_TEMPERATURE_AUTO_CONTROL 0x0B
#define USB_VIDEO_PU_WHITE_BALANCE_COMPONENT_CONTROL 0x0C
#define USB_VIDEO_PU_WHITE_BALANCE_COMPONENT_AUTO_CONTROL 0x0D
#define USB_VIDEO_PU_DIGITAL_MULTIPLIER_CONTROL 0x0E
#define USB_VIDEO_PU_DIGITAL_MULTIPLIER_LIMIT_CONTROL 0x0F
#define USB_VIDEO_PU_HUE_AUTO_CONTROL 0x10
//A.9.6 Extension Unit Control Selectors
//
#define USB_VIDEO_XU_CONTROL_UNDEFINED 0x00
//A.9.7 VideoStreaming Interface Control Selectors
//
#define USB_VIDEO_VS_CONTROL_UNDEFINED 0x00
#define USB_VIDEO_VS_PROBE_CONTROL 0x01
#define USB_VIDEO_VS_COMMIT_CONTROL 0x02
#define USB_VIDEO_VS_STILL_PROBE_CONTROL 0x03
#define USB_VIDEO_VS_STILL_COMMIT_CONTROL 0x04
#define USB_VIDEO_VS_STILL_IMAGE_TRIGGER_CONTROL 0x05
#define USB_VIDEO_VS_STREAM_ERROR_CODE_CONTROL 0x06
#define USB_VIDEO_VS_GENERATE_KEY_FRAME_CONTROL 0x07
#define USB_VIDEO_VS_UPDATE_FRAME_SEGMENT_CONTROL 0x08
#define USB_VIDEO_VS_SYNCH_DELAY_CONTROL 0x09
#define TapeControls 0
#define TransportModes 1
#define CameraControls 2
#define ProcessorControls 3
#define InHeaderControls 4
/*****************************************************************************
T Y P E D E F S
*****************************************************************************/
/*****************************************************************************
USB Device Class Definition for Video Devices v8.b
*****************************************************************************/
typedef struct _USB_VIDEO_COMMON_DESCRIPTOR {
UCHAR bLength;
UCHAR bDescriptorType;
UCHAR bDescriptorSubtype;
} USB_VIDEO_COMMON_DESCRIPTOR,
*PUSB_VIDEO_COMMON_DESCRIPTOR;
// 3.6.2 Class-Specific VC (Video Control) Interface Descriptor
//
typedef struct _USB_VIDEO_VC_INTERFACE_HEADER_DESCRIPTOR {
UCHAR bLength;
UCHAR bDescriptorType;
UCHAR bDescriptorSubtype;
USHORT bcdVDC;
USHORT wTotalLength;
ULONG32 dwClockFrequency;
UCHAR bInCollection;
// UCHAR baInterfaceNr; // variable length (0 minimum)
} USB_VIDEO_VC_INTERFACE_HEADER_DESCRIPTOR,
*PUSB_VIDEO_VC_INTERFACE_HEADER_DESCRIPTOR;
// 3.6.2.1 Input Terminal Descriptor
//
typedef struct _USB_VIDEO_INPUT_TERMINAL_DESCRIPTOR {
UCHAR bLength;
UCHAR bDescriptorType;
UCHAR bDescriptorSubtype;
UCHAR bTerminalID;
USHORT wTerminalType;
UCHAR bAssocTerminal;
UCHAR iTerminal;
} USB_VIDEO_INPUT_TERMINAL_DESCRIPTOR,
*PUSB_VIDEO_INPUT_TERMINAL_DESCRIPTOR;
// 3.6.2.2 Output Terminal Descriptor
//
typedef struct _USB_VIDEO_OUTPUT_TERMINAL_DESCRIPTOR {
UCHAR bLength;
UCHAR bDescriptorType;
UCHAR bDescriptorSubtype;
UCHAR bTerminalID;
USHORT wTerminalType;
UCHAR bAssocTerminal;
UCHAR bSourceID;
UCHAR iTerminal;
} USB_VIDEO_OUTPUT_TERMINAL_DESCRIPTOR,
*PUSB_VIDEO_OUTPUT_TERMINAL_DESCRIPTOR;
// 3.6.2.3 Camera Unit Descriptor
//
typedef struct _USB_VIDEO_CAMERA_TERMINAL_DESCRIPTOR {
UCHAR bLength;
UCHAR bDescriptorType;
UCHAR bDescriptorSubtype;
UCHAR bTerminalID;
USHORT wTerminalType;
UCHAR bAssocTerminal;
UCHAR iTerminal;
USHORT wObjectiveFocalLengthMin;
USHORT wObjectiveFocalLengthMax;
USHORT wOcularFocalLength;
UCHAR bControlSize;
// UCHAR bmControls; // variable length (0 min, 3 max)
} USB_VIDEO_CAMERA_TERMINAL_DESCRIPTOR,
*PUSB_VIDEO_CAMERA_TERMINAL_DESCRIPTOR;
// 3.6.2.4 Selector Unit Descriptor
//
typedef struct _USB_VIDEO_SELECTOR_UNIT_DESCRIPTOR {
UCHAR bLength;
UCHAR bDescriptorType;
UCHAR bDescriptorSubtype;
UCHAR bUnitID;
UCHAR bNrInPins;
UCHAR baSourceID; // variable length (1 minimum)
UCHAR iSelector;
} USB_VIDEO_SELECTOR_UNIT_DESCRIPTOR,
*PUSB_VIDEO_SELECTOR_UNIT_DESCRIPTOR;
// 3.6.2.5 Processing Unit Descriptor
//
typedef struct _USB_VIDEO_PROCESSING_UNIT_DESCRIPTOR {
UCHAR bLength;
UCHAR bDescriptorType;
UCHAR bDescriptorSubtype;
UCHAR bUnitID;
UCHAR bSourceID;
USHORT wMaxMultiplier;
UCHAR bControlSize;
// UCHAR bmControls; // variable length (0 minimum)
UCHAR iProcessing;
} USB_VIDEO_PROCESSING_UNIT_DESCRIPTOR,
*PUSB_VIDEO_PROCESSING_UNIT_DESCRIPTOR;
// 3.6.2.6 Extension Unit Descriptor
//
typedef struct _USB_VIDEO_EXTENSION_UNIT_DESCRIPTOR {
UCHAR bLength;
UCHAR bDescriptorType;
UCHAR bDescriptorSubtype;
UCHAR bUnitID;
GUID guidExtensionCode;
UCHAR bNumControls;
UCHAR bNrInPins;
UCHAR baSourceID; // variable length (1 minimum)
// UCHAR bControlSize;
// UCHAR bmControls; // variable length (0 minimum)
// UCHAR iExtension;
} USB_VIDEO_EXTENSION_UNIT_DESCRIPTOR,
*PUSB_VIDEO_EXTENSION_UNIT_DESCRIPTOR;
// 3.7.2.2 Class-Specific VC Interrupt EndPoint Descriptor
//
typedef struct _USB_VIDEO_VC_INTERRUPT_ENDPOINT_DESCRIPTOR {
UCHAR bLength;
UCHAR bDescriptorType;
UCHAR bDescriptorSubType;
USHORT wMaxTransferSize;
} USB_VIDEO_VC_INTERRUPT_ENDPOINT_DESCRIPTOR,
*PUSB_VIDEO_VC_INTERRUPT_ENDPOINT_DESCRIPTOR;
// 3.8.2.1 Class-Specific Input Header Descriptor
//
typedef struct _USB_VIDEO_INPUT_HEADER_DESCRIPTOR {
UCHAR bLength;
UCHAR bDescriptorType;
UCHAR bDescriptorSubtype;
UCHAR bNumFormats;
USHORT wTotalLength;
UCHAR bEndpointAddress;
UCHAR bmInfo;
UCHAR bTerminalLink;
UCHAR bStillCaptureMethod;
UCHAR bTriggerSupport;
UCHAR bTriggerUsage;
UCHAR bControlSize;
// UCHAR bmaControls; // variable length (0 minimum)
} USB_VIDEO_INPUT_HEADER_DESCRIPTOR,
*PUSB_VIDEO_INPUT_HEADER_DESCRIPTOR;
// 3.8.2.2 Class-Specific Output Header Descriptor
//
typedef struct _USB_VIDEO_OUTPUT_HEADER_DESCRIPTOR {
UCHAR bLength;
UCHAR bDescriptorType;
UCHAR bDescriptorSubtype;
UCHAR bNumFormats;
USHORT wTotalLength;
UCHAR bEndpointAddress;
UCHAR bTerminalLink;
} USB_VIDEO_OUTPUT_HEADER_DESCRIPTOR,
*PUSB_VIDEO_OUTPUT_HEADER_DESCRIPTOR;
// 3.8.2.3 Payload Format Descriptors
//Payload Format Descriptor Document
//Uncompressed Video DWGVideo Payload Uncompressed 0.xx.doc
//MJPEG Video DWGVideo Payload MJPEG Format Ver0.xx.doc
//MPEG1 System Stream DWGVideo Payload MPEG1 System Stream, MPEG2-PS Format Ver0.xx.doc
//MPEG2 PS DWGVideo Payload MPEG1 System Stream, MPEG2-PS Format Ver0.xx.doc
//MPEG-2 TS DWGVideo Payload MPEG2TS Format Ver0.xx.doc
//MPEG-4 SL DWGVideo Payload MPEG4 SL format Ver0.xx.doc
//DV DWGVideo Payload DV Format Ver0.xx.doc
// 3.8.2.4 Video Frame Descriptor
//
//Video Frame Descriptor Document
//Uncompressed DWGVideo Payload Uncompressed 0.xx.doc
//MJPEG DWGVideo Payload MJPEG Format Ver0.xx.doc
// 3.8.2.5 Still Image Frame Descriptor
//
typedef struct _VIDEO_STILL_IMAGE {
USHORT wWidth;
USHORT wHeight;
} VIDEO_STILL_IMAGE,
*PVIDEO_STILL_IMAGE;
typedef struct _USB_VIDEO_STILL_IMAGE_FRAME_DESCRIPTOR {
UCHAR bLength;
UCHAR bDescriptorType;
UCHAR bDescriptorSubtype;
UCHAR bEndpointAddress;
UCHAR bNumImageSizePatterns;
VIDEO_STILL_IMAGE dwStillImage; // variable count
UCHAR bNumCompressionPattern;
UCHAR bCompression; // variable count
} USB_VIDEO_STILL_IMAGE_FRAME_DESCRIPTOR,
*PUSB_VIDEO_STILL_IMAGE_FRAME_DESCRIPTOR;
// 3.8.2.6 Color Matching Descriptor
//
typedef struct _USB_VIDEO_COLOR_MATCHING_DESCRIPTOR {
UCHAR bLength;
UCHAR bDescriptorType;
UCHAR bDescriptorSubtype;
UCHAR bColorPrimaries;
UCHAR bTransferCharacteristics;
UCHAR bMatrixCoefficients;
} USB_VIDEO_COLOR_MATCHING_DESCRIPTOR,
*PUSB_VIDEO_COLOR_MATCHING_DESCRIPTOR;
/*
// 3.9.1 Class-specific VC Interrupt Endpoint Descriptor
typedef struct _USB_VIDEO_VS_ENDPOINT_DESCRIPTOR {
UCHAR bLength;
UCHAR bDescriptorType;
UCHAR bDescriptorSubType;
USHORT wMaxTransferSize;
} USB_VIDEO_VS_ENDPOINT_DESCRIPTOR,
*PUSB_VIDEO_VS_ENDPOINT_DESCRIPTOR;
*/
//
// USB Device Class Definition for Video Devices: Uncompressed Payload 0.8a Draft Revision
//
// 3.1.1 Uncompressed Video Format Descriptor
//
typedef struct _USB_VIDEO_UNCOMPRESSED_FORMAT_DESCRIPTOR {
UCHAR bLength;
UCHAR bDescriptorType;
UCHAR bDescriptorSubtype;
UCHAR bFormatIndex;
UCHAR bNumFrameDescriptors;
GUID guidFormat;
UCHAR bBitsPerPixel;
UCHAR bDefaultFrameIndex;
UCHAR bAspectRatioX;
UCHAR bAspectRatioY;
UCHAR bmInterlaceFlags;
UCHAR bCopyProtect;
} USB_VIDEO_UNCOMPRESSED_FORMAT_DESCRIPTOR,
*PUSB_VIDEO_UNCOMPRESSED_FORMAT_DESCRIPTOR;
// 3.1.2 Uncompressed Video Frame Descriptor Common
//
typedef struct _USB_VIDEO_UNCOMPRESSED_FRAME_DESCRIPTOR_COMMON {
UCHAR bLength;
UCHAR bDescriptorType;
UCHAR bDescriptorSubtype;
UCHAR bFrameIndex;
UCHAR bmCapabilities;
USHORT wWidth;
USHORT wHeight;
ULONG32 dwMinBitRate;
ULONG32 dwMaxBitRate;
ULONG32 dwMaxVideoFrameBufferSize;
ULONG32 dwDefaultFrameInterval;
UCHAR bFrameIntervalType;
} USB_VIDEO_UNCOMPRESSED_FRAME_DESCRIPTOR_COMMON,
*PUSB_VIDEO_UNCOMPRESSED_FRAME_DESCRIPTOR_COMMON;
// 3.1.2 Uncompressed Video Frame Descriptor - Continuous
//
typedef struct _USB_VIDEO_UNCOMPRESSED_FRAME_DESCRIPTOR_CONTINUOUS {
UCHAR bLength;
UCHAR bDescriptorType;
UCHAR bDescriptorSubtype;
UCHAR bFrameIndex;
UCHAR bmCapabilities;
USHORT wWidth;
USHORT wHeight;
ULONG32 dwMinBitRate;
ULONG32 dwMaxBitRate;
ULONG32 dwMaxVideoFrameBufferSize;
ULONG32 dwDefaultFrameInterval;
UCHAR bFrameIntervalType;
ULONG32 dwMinFrameInterval;
ULONG32 dwMaxFrameInterval;
ULONG32 dwFrameIntervalStep;
} USB_VIDEO_UNCOMPRESSED_FRAME_DESCRIPTOR_CONTINUOUS,
*PUSB_VIDEO_UNCOMPRESSED_FRAME_DESCRIPTOR_CONTINUOUS;
// 3.1.2 Uncompressed Video Frame Descriptor - Discrete
//
typedef struct _USB_VIDEO_UNCOMPRESSED_FRAME_DESCRIPTOR_DISCRETE {
UCHAR bLength;
UCHAR bDescriptorType;
UCHAR bDescriptorSubtype;
UCHAR bFrameIndex;
UCHAR bmCapabilities;
USHORT wWidth;
USHORT wHeight;
ULONG32 dwMinBitRate;
ULONG32 dwMaxBitRate;
ULONG32 dwMaxVideoFrameBufferSize;
ULONG32 dwDefaultFrameInterval;
UCHAR bFrameIntervalType;
ULONG32 dwFrameInterval; // variable count
} USB_VIDEO_UNCOMPRESSED_FRAME_DESCRIPTOR_DISCRETE,
*PUSB_VIDEO_UNCOMPRESSED_FRAME_DESCRIPTOR_DISCRETE;
//
// USB Device Class Definition for Video Devices: Motion-JPEG Payload 0.8a Draft Revision
// 3.1.1 MJPEG Video Format Descriptor
//
typedef struct _USB_VIDEO_MJPEG_FORMAT_DESCRIPTOR {
UCHAR bLength;
UCHAR bDescriptorType;
UCHAR bDescriptorSubtype;
UCHAR bFormatIndex;
UCHAR bNumFrameDescriptors;
UCHAR bmFlags;
UCHAR bDefaultFrameIndex;
UCHAR bAspectRatioX;
UCHAR bAspectRatioY;
UCHAR bmInterlaceFlags;
UCHAR bCopyProtect;
} USB_VIDEO_MJPEG_FORMAT_DESCRIPTOR,
*PUSB_VIDEO_MJPEG_FORMAT_DESCRIPTOR;
// 3.1.2 MJPEG Video Frame Descriptors Common
//
typedef struct _USB_VIDEO_MJPEG_FRAME_DESCRIPTOR_COMMON {
UCHAR bLength;
UCHAR bDescriptorType;
UCHAR bDescriptorSubtype;
UCHAR bFrameIndex;
UCHAR bmCapabilities;
USHORT wWidth;
USHORT wHeight;
ULONG32 dwMinBitRate;
ULONG32 dwMaxBitRate;
ULONG32 dwMaxVideoFrameBufferSize;
ULONG32 dwDefaultFrameInterval;
UCHAR bFrameIntervalType;
} USB_VIDEO_MJPEG_FRAME_DESCRIPTOR_COMMON,
*PUSB_VIDEO_MJPEG_FRAME_DESCRIPTOR_COMMON;
// 3.1.2 MJPEG Video Frame Descriptors - Continuous
//
typedef struct _USB_VIDEO_MJPEG_FRAME_DESCRIPTOR_CONTINUOUS {
UCHAR bLength;
UCHAR bDescriptorType;
UCHAR bDescriptorSubtype;
UCHAR bFrameIndex;
UCHAR bmCapabilities;
USHORT wWidth;
USHORT wHeight;
ULONG32 dwMinBitRate;
ULONG32 dwMaxBitRate;
ULONG32 dwMaxVideoFrameBufferSize;
ULONG32 dwDefaultFrameInterval;
UCHAR bFrameIntervalType;
ULONG32 dwMinFrameInterval;
ULONG32 dwMaxFrameInterval;
ULONG32 dwFrameIntervalStep;
} USB_VIDEO_MJPEG_FRAME_DESCRIPTOR_CONTINUOUS,
*PUSB_VIDEO_MJPEG_FRAME_DESCRIPTOR_CONTINUOUS;
// 3.1.2 MJPEG Video Frame Descriptors -Discrete
//
typedef struct _USB_VIDEO_MJPEG_FRAME_DESCRIPTOR_DISCRETE {
UCHAR bLength;
UCHAR bDescriptorType;
UCHAR bDescriptorSubtype;
UCHAR bFrameIndex;
UCHAR bmCapabilities;
USHORT wWidth;
USHORT wHeight;
ULONG32 dwMinBitRate;
ULONG32 dwMaxBitRate;
ULONG32 dwMaxVideoFrameBufferSize;
ULONG32 dwDefaultFrameInterval;
UCHAR bFrameIntervalType;
ULONG32 dwFrameInterval; // variable count
} USB_VIDEO_MJPEG_FRAME_DESCRIPTOR_DISCRETE,
*PUSB_VIDEO_MJPEG_FRAME_DESCRIPTOR_DISCRETE;
//
// USB Device Class Definition for Video Devices: MPEG1-SS, MPEG2-PS Payload 0.8a Draft Revision
// 3.1.1 MPEG1 System Stream Format Descriptor
//
typedef struct _USB_VIDEO_MPEG1_SS_FORMAT_DESCRIPTOR {
UCHAR bLength;
UCHAR bDescriptorType;
UCHAR bDescriptorSubtype;
UCHAR bFormatIndex;
USHORT wPacketLength;
USHORT wPackLength;
UCHAR bPackdataType;
} USB_VIDEO_MPEG1_SS_FORMAT_DESCRIPTOR,
*PUSB_VIDEO_MPEG1_SS_FORMAT_DESCRIPTOR;
// 3.1.2 MPEG2 PS Format Descriptor
//
typedef struct _USB_VIDEO_MPEG2_PS_FORMAT_DESCRIPTOR {
UCHAR bLength;
UCHAR bDescriptorType;
UCHAR bDescriptorSubtype;
UCHAR bFormatIndex;
USHORT wPacketLength;
USHORT wPackLength;
UCHAR bPackdataType;
} USB_VIDEO_MPEG2_PS_FORMAT_DESCRIPTOR,
*PUSB_VIDEO_MPEG2_PS_FORMAT_DESCRIPTOR;
//
// USB Device Class Definition for Video Devices: MPEG-2 TS Payload 0.8a Draft Revision
// 3.1.1 MPEG-2 TS Format Descriptor
//
typedef struct _USB_VIDEO_MPEG2_TS_FORMAT_DESCRIPTOR {
UCHAR bLength;
UCHAR bDescriptorType;
UCHAR bDescriptorSubtype;
UCHAR bFormatIndex;
UCHAR bDataOffset;
UCHAR bPacketLength;
UCHAR bStrideLength;
} USB_VIDEO_MPEG2_TS_FORMAT_DESCRIPTOR,
*PUSB_VIDEO_MPEG2_TS_FORMAT_DESCRIPTOR;
//
// USB Device Class Definition for Video Devices: MPEG4 SL Payload 0.8a Draft Revision
// 3.1.1 MPEG4 SL Format Descriptor
//
typedef struct _USB_VIDEO_MPEG4_SL_FORMAT_DESCRIPTOR {
UCHAR bLength;
UCHAR bDescriptorType;
UCHAR bDescriptorSubtype;
UCHAR bFormatIndex;
USHORT wPacketLength;
} USB_VIDEO_MPEG4_SL_FORMAT_DESCRIPTOR,
*PUSB_VIDEO_MPEG4_SL_FORMAT_DESCRIPTOR;
// USB Device Class Definition for Video Devices: DV Payload 0.8a Draft Revision
// 3.1.1 DV Format Descriptor
typedef struct _USB_VIDEO_DV_FORMAT_DESCRIPTOR {
UCHAR bLength;
UCHAR bDescriptorType;
UCHAR bDescriptorSubtype;
UCHAR bFormatIndex;
ULONG32 dwMaxVideoFrameBufferSize;
UCHAR bFormatType;
} USB_VIDEO_DV_FORMAT_DESCRIPTOR,
*PUSB_VIDEO_DV_FORMAT_DESCRIPTOR;
// USB Device Class Definition for Video Devices: Vendor Payload 0.8c Draft Revision
// 3.1.1 Vendor Video Format Descriptor
typedef struct _USB_VIDEO_VENDOR_VIDEO_FORMAT_DESCRIPTOR {
UCHAR bLength;
UCHAR bDescriptorType;
UCHAR bDescriptorSubtype;
UCHAR bFormatIndex;
UCHAR bNumFrameDescriptors;
GUID guidMajorFormat;
GUID guidSubFormat;
GUID guidSpecifier;
UCHAR bPayloadClass;
UCHAR bDefaultFrameIndex;
UCHAR bCopyProtect;
} USB_VIDEO_VENDOR_VIDEO_FORMAT_DESCRIPTOR,
*PUSB_VIDEO_VENDOR_VIDEO_FORMAT_DESCRIPTOR;
// USB Device Class Definition for Video Devices: Vendor Payload 0.8c Draft Revision
// 3.1.2 Vendor Video Frame Descriptor
typedef struct _USB_VIDEO_VENDOR_VIDEO_FRAME_DESCRIPTOR_COMMON {
UCHAR bLength;
UCHAR bDescriptorType;
UCHAR bDescriptorSubtype;
UCHAR bFrameIndex;
UCHAR bmCapabilities;
USHORT wWidth;
USHORT wHeight;
ULONG32 dwMinBitRate;
ULONG32 dwMaxBitRate;
ULONG32 dwMaxVideoFrameBufferSize;
ULONG32 dwDefaultFrameInterval;
UCHAR bFrameIntervalType;
} USB_VIDEO_VENDOR_VIDEO_FRAME_DESCRIPTOR_COMMON,
*PUSB_VIDEO_VENDOR_VIDEO_FRAME_DESCRIPTOR_COMMON;
typedef struct _USB_VIDEO_VENDOR_VIDEO_FRAME_DESCRIPTOR_CONTINUOUS {
UCHAR bLength;
UCHAR bDescriptorType;
UCHAR bDescriptorSubtype;
UCHAR bFrameIndex;
UCHAR bmCapabilities;
USHORT wWidth;
USHORT wHeight;
ULONG32 dwMinBitRate;
ULONG32 dwMaxBitRate;
ULONG32 dwMaxVideoFrameBufferSize;
ULONG32 dwDefaultFrameInterval;
UCHAR bFrameIntervalType;
ULONG32 dwMinFrameInterval;
ULONG32 dwMaxFrameInterval;
ULONG32 dwFrameIntervalStep;
} USB_VIDEO_VENDOR_VIDEO_FRAME_DESCRIPTOR_CONTINUOUS,
*PUSB_VIDEO_VENDOR_VIDEO_FRAME_DESCRIPTOR_CONTINUOUS;
typedef struct _USB_VIDEO_VENDOR_VIDEO_FRAME_DESCRIPTOR_DISCRETE {
UCHAR bLength;
UCHAR bDescriptorType;
UCHAR bDescriptorSubtype;
UCHAR bFrameIndex;
UCHAR bmCapabilities;
USHORT wWidth;
USHORT wHeight;
ULONG32 dwMinBitRate;
ULONG32 dwMaxBitRate;
ULONG32 dwMaxVideoFrameBufferSize;
ULONG32 dwDefaultFrameInterval;
UCHAR bFrameIntervalType;
ULONG32 dwFrameInterval; // variable count
} USB_VIDEO_VENDOR_VIDEO_FRAME_DESCRIPTOR_DISCRETE,
*PUSB_VIDEO_VENDOR_VIDEO_FRAME_DESCRIPTOR_DISCRETE;
// USB Device Class Definition for Video Devices: Media Transport Terminal 0.8a Draft Revision
// 3.1 Media Transport Input Descriptor
typedef struct _USB_VIDEO_MEDIA_TRANSPORT_INPUT_DESCRIPTOR {
UCHAR bLength;
UCHAR bDescriptorType;
UCHAR bDescriptorSubtype;
UCHAR bTerminalID;
USHORT wTerminalType;
UCHAR bAssocTerminal;
UCHAR iTerminal;
UCHAR bControlSize;
UCHAR bmControls; // variable size (min 1)
// UCHAR bTransportModeSize; // variable count (min 0)
// UCHAR bmTransportModes; // variable count (min 0)
} USB_VIDEO_MEDIA_TRANSPORT_INPUT_DESCRIPTOR,
*PUSB_VIDEO_MEDIA_TRANSPORT_INPUT_DESCRIPTOR;
// 3.2 Media Transport Output Descriptor
typedef struct _USB_VIDEO_MEDIA_TRANSPORT_OUTPUT_DESCRIPTOR {
UCHAR bLength;
UCHAR bDescriptorType;
UCHAR bDescriptorSubtype;
UCHAR bTerminalID;
USHORT wTerminalType;
UCHAR bAssocTerminal;
UCHAR bSourceID;
UCHAR iTerminal;
UCHAR bControlSize;
UCHAR bmControls; // variable size (min 1)
// UCHAR bTransportModeSize; // variable count (min 0)
// UCHAR bmTransportModes; // variable count (min 0)
} USB_VIDEO_MEDIA_TRANSPORT_OUTPUT_DESCRIPTOR,
*PUSB_VIDEO_MEDIA_TRANSPORT_OUTPUT_DESCRIPTOR;
#pragma pack(pop)
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