720 lines
21 KiB
C
720 lines
21 KiB
C
/* $NetBSD: uvideoreg.h,v 1.2 2008/09/20 18:17:56 jmcneill Exp $ */
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/*
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* Copyright (c) 2008 Patrick Mahoney
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* All rights reserved.
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*
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* This code was written by Patrick Mahoney (pat@polycrystal.org) as
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* part of Google Summer of Code 2008.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#define UVIDEO_VERSION 0x001
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/* This is the standard GUID / UUID. In USB, it comes in the usual
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* little-endian packed format. */
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typedef struct {
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uDWord data1;
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uWord data2;
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uWord data3;
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uByte data4[8];
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} UPACKED usb_guid_t;
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typedef struct {
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uint32_t data1;
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uint16_t data2;
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uint16_t data3;
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uint8_t data4[8];
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} guid_t;
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#define GUID_LEN 16
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/*
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* Video Control descriptors
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*/
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#define UDESC_VC_HEADER 0x01
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#define UDESC_INPUT_TERMINAL 0x02
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#define UDESC_OUTPUT_TERMINAL 0x03
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#define UDESC_SELECTOR_UNIT 0x04
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#define UDESC_PROCESSING_UNIT 0x05
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#define UDESC_EXTENSION_UNIT 0x06
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#define UDESC_VC_INTERRUPT_ENDPOINT 0x03
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/* Terminal Types */
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#define UVDIEO_TT_VENDOR_SPECIFIC 0x0100
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#define UVIDEO_TT_STREAMING 0x0101
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/* Input Terminal Types */
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#define UVIDEO_ITT_VENDOR_SPECIFIC 0x0200
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#define UVIDEO_ITT_CAMERA 0x0201
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#define UVIDEO_ITT_MEDIA_TRANSPORT_INPUT 0x0202
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/* Output Terminal Types */
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#define UVIDEO_OTT_VENDOR_SPECIFIC 0x0300
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#define UVIDEO_OTT_DISPLAY 0x0301
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#define UVIDEO_OTT_MEDIA_TRANSPORT_OUTPUT 0x0302
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/* generic descriptor with Subtype */
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typedef struct {
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uByte bLength;
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uByte bDescriptorType;
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uByte bDescriptorSubtype;
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} uvideo_descriptor_t;
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/* Class-specific Video Control Interface Header Descriptor */
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typedef struct {
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uByte bLength;
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uByte bDescriptorType;
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uByte bDescriptorSubtype;
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uWord bcdUVC;
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uWord wTotalLength;
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uDWord dwClockFrequency;
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uByte bInCollection;
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/* followed by n bytes where n is equal to value of bInCollection */
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uByte baInterfaceNr[];
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} UPACKED uvideo_vc_header_descriptor_t;
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/* Input Terminal Descriptor */
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typedef struct {
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uByte bLength;
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uByte bDescriptorType;
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uByte bDescriptorSubtype;
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uByte bTerminalID;
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uWord wTerminalType;
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uByte bAssocTerminal;
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uByte iTerminal;
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/* possibly more, depending on Terminal type */
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} UPACKED uvideo_input_terminal_descriptor_t;
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/* Output Terminal Descriptor */
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typedef struct {
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uByte bLength;
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uByte bDescriptorType;
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uByte bDescriptorSubtype;
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uByte bTerminalID;
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uWord wTerminalType;
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uByte bAssocTerminal;
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uByte bSourceID;
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uByte iTerminal;
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} UPACKED uvideo_output_terminal_descriptor_t;
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/* Camera Terminal Descriptor */
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typedef struct {
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uByte bLength;
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uByte bDescriptorType;
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uByte bDescriptorSubtype; /* UDESC_VC_INPUT_TERMINAL */
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uByte bTerminalID;
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uWord wTerminalType; /* UVIDEO_ITT_CAMERA */
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uByte bAssocTerminal;
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uByte iTerminal;
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uWord wObjectiveFocalLengthMin;
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uWord wObjectiveFocalLengthMax;
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uWord wOcularFocalLength;
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uByte bControlSize;
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uByte bmControls[];
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} UPACKED uvideo_camera_terminal_descriptor_t;
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/* bmControls fields of uvideo_camera_terminal_descriptor_t */
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#define UVIDEO_CAMERA_CONTROL_SCANNING_MODE (1<<0)
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#define UVIDEO_CAMERA_CONTROL_AUTO_EXPOSURE_MODE (1<<1)
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#define UVIDEO_CAMERA_CONTROL_AUTO_EXPOSURE_PRIO (1<<2)
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#define UVIDEO_CAMERA_CONTROL_EXPOSURE_TIME_ABSOLUTE (1<<3)
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#define UVIDEO_CAMERA_CONTROL_EXPOSURE_TIME_RELATIVE (1<<4)
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#define UVIDEO_CAMERA_CONTROL_FOCUS_ABSOLUTE (1<<5)
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#define UVIDEO_CAMERA_CONTROL_FOCUS_RELATIVE (1<<6)
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#define UVIDEO_CAMERA_CONTROL_IRIS_ABSOLUTE (1<<7)
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#define UVIDEO_CAMERA_CONTROL_IRIS_RELATIVE (1<<8)
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#define UVIDEO_CAMERA_CONTROL_ZOOM_ABSOLUTE (1<<9)
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#define UVIDEO_CAMERA_CONTROL_ZOOM_RELATIVE (1<<10)
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#define UVIDEO_CAMERA_CONTROL_PANTILT_ABSOLUTE (1<<11)
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#define UVIDEO_CAMERA_CONTROL_PANTILT_RELATIVE (1<<12)
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#define UVIDEO_CAMERA_CONTROL_ROLL_ABSOLUTE (1<<13)
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#define UVIDEO_CAMERA_CONTROL_ROLL_RELATIVE (1<<14)
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/* 15,16 reserved */
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#define UVIDEO_CAMERA_CONTROL_FOCUS_AUTO (1<<17)
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#define UVIDEO_CAMERA_CONTROL_PRIVACY (1<<18)
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typedef struct {
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uByte bLength;
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uByte bDescriptorType;
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uByte bDescriptorSubtype;
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uByte bUnitID;
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uByte bNrInPins;
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uByte baSourceID[];
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/* The position of the next field is baSourceID[0] + bNrInPins
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* and should be accessed via a function. */
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/* uByte iSelector */
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} UPACKED uvideo_selector_unit_descriptor_t;
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typedef struct {
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uByte bLength;
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uByte bDescriptorType;
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uByte bDescriptorSubtype;
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uByte bUnitID;
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uByte bSourceID;
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uWord wMaxMultiplier;
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uByte bControlSize;
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uByte bmControls[];
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/* uByte iProcessing */
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/* uByte bmVideoStandards */
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#define PU_GET_VIDEO_STANDARDS(desc) \
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(*((desc)->bmControls + (desc)->bControlSize))
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#define UVIDEO_STANDARD_NONE (1<<0)
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#define UVIDEO_STANDARD_NTSC_525_60 (1<<1)
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#define UVIDEO_STANDARD_PAL_625_50 (1<<2)
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#define UVIDEO_STANDARD_SECAM_625_50 (1<<3)
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#define UVIDEO_STANDARD_NTSC_625_50 (1<<4)
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#define UVIDEO_STANDARD_PAL_525_60 (1<<5)
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} UPACKED uvideo_processing_unit_descriptor_t;
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typedef struct {
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uByte bLength;
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uByte bDescriptorType;
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uByte bDescriptorSubtype;
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uByte bUnitID;
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usb_guid_t guidExtensionCode;
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uByte bNumControls;
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uByte bNrInPins;
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uByte baSourceID[];
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/* uByte bControlSize */
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/* uByte bmControls */
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#define XU_GET_CONTROL_SIZE(desc) \
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(*((desc)->baSourceID + (desc)->bNrInPins))
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#define XU_GET_CONTROLS(desc) \
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((desc)->baSourceID + (desc)->bNrInPins + 1)
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/* uByte iExtension */
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} UPACKED uvideo_extension_unit_descriptor_t;
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typedef struct {
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uByte bLength;
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uByte bDescriptorType; /* UDESC_ENDPOINT */
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uByte bDescriptorSubtype;
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uWord wMaxTransferSize;
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} UPACKED uvideo_vc_interrupt_endpoint_descriptor_t;
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/*
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* Video Streaming descriptors
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*/
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#define UDESC_VS_INPUT_HEADER 0x01
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#define UDESC_VS_OUTPUT_HEADER 0x02
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#define UDESC_VS_STILL_IMAGE_FRAME 0x03
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#define UDESC_VS_FORMAT_UNCOMPRESSED 0x04
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#define UDESC_VS_FRAME_UNCOMPRESSED 0x05
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#define UDESC_VS_FORMAT_MJPEG 0x06
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#define UDESC_VS_FRAME_MJPEG 0x07
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/* reserved in spec v1.1 0x08 */
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/* reserved in spec v1.1 0x09 */
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#define UDESC_VS_FORMAT_MPEG2TS 0x0A
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/* reserved in spec v 1.1 0x0B */
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#define UDESC_VS_FORMAT_DV 0x0C
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#define UDESC_VS_COLORFORMAT 0x0D
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/* reserved in spec v1.1 0x0E */
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/* reserved in spec v1.1 0x0F */
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#define UDESC_VS_FORMAT_FRAME_BASED 0x10
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#define UDESC_VS_FRAME_FRAME_BASED 0x11
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#define UDESC_VS_FORMAT_STREAM_BASED 0x12
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/* Copy protection state */
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#define UVIDEO_NO_RESTRICTIONS 0
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#define UVIDEO_RESTRICT_DUP 1
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typedef struct {
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uByte bLength;
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uByte bDescriptorType;
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uByte bDescriptorSubtype;
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uByte bNumFormats;
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uWord wTotalLength;
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uByte bEndpointAddress;
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uByte bmInfo;
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uByte bTerminalLink;
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uByte bStillCaptureMethod;
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uByte bTriggerSupport;
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uByte bTriggerUsage;
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uByte bControlSize;
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uByte bmaControls[];
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#define UVIDEO_VS_KEYFRAME_RATE (1<<0)
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#define UVIDEO_VS_PFRAME_RATE (1<<1)
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#define UVIDEO_VS_COMP_QUALITY (1<<2)
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#define UVIDEO_VS_COMP_WINDOW_SIZE (1<<3)
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#define UVIDEO_VS_GENERATE_KEYFRAME (1<<4)
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#define UVIDEO_VS_UPDATE_FRAME_SEGMENT (1<<5)
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} UPACKED uvideo_vs_input_header_descriptor_t;
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typedef struct {
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uByte bLength;
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uByte bDescriptorType;
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uByte bDescriptorSubtype;
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uByte bNumFormats;
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uWord wTotalLength;
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uByte bEndpointAddress;
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uByte bTerminalLink;
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uByte bControlSize;
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uByte bmaControls[];
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} UPACKED uvideo_vs_output_header_descriptor_t;
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typedef struct {
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uWord wWidth;
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uWord wHeight;
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} UPACKED uvideo_still_image_frame_dimensions_t;
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typedef struct {
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uByte bLength;
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uByte bDescriptorType;
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uByte bDescriptorSubtype;
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uByte bEndpointAddress;
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uByte bNumImageSizePatterns;
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uvideo_still_image_frame_dimensions_t wwaDimensions[];
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/* position dependent on size of previous item */
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/* uByte bNumCompressionPattern */
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/* uByte bCompression[] */
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} UPACKED uvideo_still_image_frame_descriptor_t;
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/* Color matching information */
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/* bColroPrimaries */
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#define UVIDEO_COLOR_PRIMARIES_UNSPECIFIED 0
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#define UVIDEO_COLOR_PRIMARIES_sRGB 1 /* same as BT709 */
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#define UVIDEO_COLOR_PRIMARIES_BT709 1 /* default */
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#define UVIDEO_COLOR_PRIMARIES_BT470_2_M 2
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#define UVIDEO_COLOR_PRIMARIES_BT470_2_BG 3
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#define UVIDEO_COLOR_PRIMARIES_SMPTE_170M 4
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#define UVIDEO_COLOR_PRIMARIES_SMPTE_240M 5
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/* bTransferCharacteristics */
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#define UVIDEO_GAMMA_FUNCTION_UNSPECIFIED 0
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#define UVIDEO_GAMMA_FUNCTION_BT709 1 /* default */
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#define UVIDEO_GAMMA_FUNCTION_BT470_2_M 2
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#define UVIDEO_GAMMA_FUNCTION_BT470_2_BG 3
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#define UVIDEO_GAMMA_FUNCTION_SMPTE_170M 4
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#define UVIDEO_GAMMA_FUNCTION_SMPTE_240M 5
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#define UVIDEO_GAMMA_FUNCTION_LINEAR 6
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#define UVIDEO_GAMMA_FUNCTION_sRGB 7 /* similar to BT709 */
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/* bMatrixCoefficients */
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#define UVIDEO_LUMA_CHROMA_MATRIX_UNSPECIFIED 0
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#define UVIDEO_LUMA_CHROMA_MATRIX_BT709 1
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#define UVIDEO_LUMA_CHROMA_MATRIX_FCC 2
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#define UVIDEO_LUMA_CHROMA_MATRIX_BT470_2_BG 3
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#define UVIDEO_LUMA_CHROMA_MATRIX_SMPTE_170M 4 /* default */
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#define UVIDEO_LUMA_CHROMA_MATRIX_SMPTE_240M 5
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typedef struct {
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uByte bLength;
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uByte bDescriptorType;
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uByte bDescriptorSubtype;
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uByte bColorPrimaries;
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uByte bTransferCharacteristics;
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uByte bMatrixCoefficients;
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} UPACKED uvideo_color_matching_descriptor_t;
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/*
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* Format and Frame descriptors
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*/
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#define UVIDEO_FRAME_CAP_STILL_IMAGE 1<<0
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#define UVIDEO_FRAME_CAP_FIXED_RATE 1<<1
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#define UVIDEO_FRAME_INTERVAL_CONTINUOUS 0
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/* TODO: interlace flags */
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typedef struct {
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uDWord dwMinFrameInterval;
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uDWord dwMaxFrameInterval;
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uDWord dwFrameIntervalStep;
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} UPACKED uvideo_frame_interval_continuous_t;
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typedef struct {
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uDWord dwFrameInterval[1]; /* length depends on bFrameIntervalType */
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} UPACKED uvideo_frame_interval_discrete_t;
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typedef union {
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uvideo_frame_interval_continuous_t continuous;
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uvideo_frame_interval_discrete_t discrete;
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} uvideo_frame_interval_t;
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/* generic format descriptor header */
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typedef struct {
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uByte bLength;
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uByte bDescriptorType;
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uByte bDescriptorSubtype;
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uByte bFormatIndex;
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} UPACKED uvideo_vs_format_descriptor_t;
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/* generic frame descriptor header */
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typedef struct {
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uByte bLength;
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uByte bDescriptorType;
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uByte bDescriptorSubtype;
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uByte bFrameIndex;
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} UPACKED uvideo_vs_frame_descriptor_t;
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/* uncompressed format and frame descriptors */
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static const guid_t uvideo_guid_format_yuy2 = {
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0x32595559,
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0x0000,
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0x0010,
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{0x80, 0x00, 0x00, 0xAA, 0x00, 0x38, 0x9B, 0x71}
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};
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static const guid_t uvideo_guid_format_nv12 = {
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0x3231564E,
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0x0000,
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0x0010,
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{0x80, 0x00, 0x00, 0xAA, 0x00, 0x38, 0x9B, 0x71}
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};
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static const guid_t uvideo_guid_format_uyvy = {
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0x59565955,
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0x0000,
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0x0010,
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{0x80, 0x00, 0x00, 0xAA, 0x00, 0x38, 0x9B, 0x71}
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};
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typedef struct {
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uByte bLength;
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uByte bDescriptorType;
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uByte bDescriptorSubtype;
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uByte bFormatIndex;
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uByte bNumFrameDescriptors;
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usb_guid_t guidFormat;
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uByte bBitsPerPixel;
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uByte bDefaultFrameIndex;
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uByte bAspectRatioX;
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uByte bAspectRatioY;
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uByte bmInterlaceFlags;
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uByte bCopyProtect;
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} UPACKED uvideo_vs_format_uncompressed_descriptor_t;
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typedef struct {
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uByte bLength;
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uByte bDescriptorType;
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uByte bDescriptorSubtype;
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uByte bFrameIndex;
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uByte bmCapabilities;
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uWord wWidth;
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uWord wHeight;
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uDWord dwMinBitRate;
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uDWord dwMaxBitRate;
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uDWord dwMaxVideoFrameBufferSize;
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uDWord dwDefaultFrameInterval;
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uByte bFrameIntervalType;
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uvideo_frame_interval_t uFrameInterval;
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} UPACKED uvideo_vs_frame_uncompressed_descriptor_t;
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/* Frame based Format and Frame descriptors. This is for generic
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* frame based payloads not covered by other types (e.g, uncompressed
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* or MJPEG). */
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typedef struct {
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uByte bLength;
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uByte bDescriptorType;
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uByte bDescriptorSubtype;
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uByte bFormatIndex;
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uByte bNumFrameDescriptors;
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usb_guid_t guidFormat;
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uByte bBitsPerPixel;
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uByte bDefaultFrameIndex;
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uByte bAspectRatioX;
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uByte bAspectRatioY;
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uByte bmInterlaceFlags;
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uByte bCopyProtect;
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} UPACKED uvideo_format_frame_based_descriptor_t;
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typedef struct {
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uByte bLength;
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uByte bDescriptorType;
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uByte bDescriptorSubtype;
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uByte bFrameIndex;
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uByte bmCapabilities;
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uWord wWidth;
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uWord wHeight;
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uDWord dwMinBitRate;
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uDWord dwMaxBitRate;
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uDWord dwDefaultFrameInterval;
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uByte bFrameIntervalType;
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uDWord dwBytesPerLine;
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uvideo_frame_interval_t uFrameInterval;
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} UPACKED uvideo_frame_frame_based_descriptor_t;
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/* MJPEG format and frame descriptors */
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typedef struct {
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uByte bLength;
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uByte bDescriptorType;
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uByte bDescriptorSubtype;
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uByte bFormatIndex;
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uByte bNumFrameDescriptors;
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uByte bmFlags;
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#define UVIDEO_NO_FIXED_SIZE_SAMPLES 0
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#define UVIDEO_FIXED_SIZE_SAMPLES 1
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uByte bDefaultFrameIndex;
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uByte bAspectRatioX;
|
|
uByte bAspectRatioY;
|
|
uByte bmInterlaceFlags;
|
|
uByte bCopyProtect;
|
|
} UPACKED uvideo_vs_format_mjpeg_descriptor_t;
|
|
|
|
typedef struct {
|
|
uByte bLength;
|
|
uByte bDescriptorType;
|
|
uByte bDescriptorSubtype;
|
|
uByte bFrameIndex;
|
|
uByte bmCapabilities;
|
|
uWord wWidth;
|
|
uWord wHeight;
|
|
uDWord dwMinBitRate;
|
|
uDWord dwMaxBitRate;
|
|
uDWord dwMaxVideoFrameBufferSize;
|
|
uDWord dwDefaultFrameInterval;
|
|
uByte bFrameIntervalType;
|
|
uvideo_frame_interval_t uFrameInterval;
|
|
} UPACKED uvideo_vs_frame_mjpeg_descriptor_t;
|
|
|
|
|
|
typedef struct {
|
|
uByte bLength;
|
|
uByte bDescriptorType;
|
|
uByte bDescriptorSubtype;
|
|
uByte bFormatIndex;
|
|
uDWord dwMaxVideoFrameBufferSize;
|
|
uByte bFormatType;
|
|
#define UVIDEO_GET_DV_FREQ(ubyte) (((ubyte)>>7) & 1)
|
|
#define UVIDEO_DV_FORMAT_FREQ_50HZ 0
|
|
#define UVIDEO_DV_FORMAT_FREQ_60HZ 1
|
|
#define UVIDEO_GET_DV_FORMAT(ubyte) ((ubyte) & 0x3f)
|
|
#define UVIDEO_DV_FORMAT_SD_DV 0
|
|
#define UVIDEO_DV_FORMAT_SDL_DV 1
|
|
#define UVIDEO_DV_FORMAT_HD_DV 2
|
|
} UPACKED uvideo_vs_format_dv_descriptor_t;
|
|
|
|
|
|
|
|
/*
|
|
* Video Control requests
|
|
*/
|
|
|
|
/* Pseudo bitmasks that only work when bitwise OR onto a zeroed value */
|
|
#define UVIDEO_REQUEST_TYPE_INTERFACE (0x0001)
|
|
#define UVIDEO_REQUEST_TYPE_ENDPOINT (0x0010)
|
|
#define UVIDEO_REQUEST_TYPE_CLASS_SPECIFIC (0x01 << 5)
|
|
#define UVIDEO_REQUEST_TYPE_SET (0x0 << 7)
|
|
#define UVIDEO_REQUEST_TYPE_GET (0x1 << 7)
|
|
|
|
typedef enum {
|
|
UVIDEO_REQUEST_DESC_INTERFACE,
|
|
UVIDEO_REQUEST_DESC_ENDPOINT
|
|
} uvideo_request_descriptor;
|
|
|
|
typedef enum {
|
|
UR_RC_UNDEFINED = 0x00,
|
|
UR_SET_CUR = 0x01,
|
|
UR_GET_CUR = 0x81,
|
|
UR_GET_MIN = 0x82,
|
|
UR_GET_MAX = 0x83,
|
|
UR_GET_RES = 0x84,
|
|
UR_GET_LEN = 0x85,
|
|
UR_GET_INFO = 0x86,
|
|
UR_GET_DEF = 0x87,
|
|
} uvideo_request;
|
|
|
|
/* camera terminal control selectors */
|
|
#define UVIDEO_CT_CONTROL_UNDEFINED 0x00
|
|
#define UVIDEO_CT_SCANNING_MODE_CONTROL 0x01
|
|
#define UVIDEO_CT_AE_MODE_CONTROL 0x02
|
|
#define UVIDEO_CT_EXPOSURE_TIME_ABSOLUTE_CONTROL 0x04
|
|
#define UVIDEO_CT_EXPOSURE_TIME_RELATIVE_CONTROL 0x05
|
|
#define UVIDEO_CT_FOCUS_ABSOLUTE_CONTROL 0x06
|
|
#define UVIDEO_CT_FOCUS_RELATIVE_CONTROL 0x07
|
|
#define UVIDEO_CT_IRIS_ABSOLUTE_CONTROL 0x09
|
|
#define UVIDEO_CT_IRIS_RELATIVE_CONTROL 0x0A
|
|
#define UVIDEO_CT_ZOOM_ABSOLUTE_CONTROL 0x0B
|
|
#define UVIDEO_CT_ZOOM_RELATIVE_CONTROL 0x0C
|
|
#define UVIDEO_CT_PANTILT_ABSOLUTE_CONTROL 0x0D
|
|
#define UVIDEO_CT_PANTILT_RELATIVE_CONTROL 0x0E
|
|
#define UVIDEO_CT_ROLL_ABSOLUTE_CONTROL 0x0F
|
|
#define UVIDEO_CT_ROLL_RELATIVE_CONTROL 0x10
|
|
#define UVIDEO_CT_PRIVACY_CONTROL 0x11
|
|
|
|
/* processing unit control selectors */
|
|
#define UVIDEO_PU_CONTROL_UNDEFINED 0x00
|
|
#define UVIDEO_PU_BACKLIGHT_COMPENSATION_CONTROL 0x01
|
|
#define UVIDEO_PU_BRIGHTNESS_CONTROL 0x02
|
|
#define UVIDEO_PU_CONTRAST_CONTROL 0x03
|
|
#define UVIDEO_PU_GAIN_CONTROL 0x04
|
|
#define UVIDEO_PU_POWER_LINE_FREQUENCY_CONTROL 0x05
|
|
#define UVIDEO_PU_HUE_CONTROL 0x06
|
|
#define UVIDEO_PU_SATURATION_CONTROL 0x07
|
|
#define UVIDEO_PU_SHARPNESS_CONTROL 0x08
|
|
#define UVIDEO_PU_GAMMA_CONTROL 0x09
|
|
#define UVIDEO_PU_WHITE_BALANCE_TEMPERATURE_CONTROL 0x0A
|
|
#define UVIDEO_PU_WHITE_BALANCE_TEMPERATURE_AUTO_CONTROL 0x0B
|
|
#define UVIDEO_PU_WHITE_BALANCE_COMPONENT_CONTROL 0x0C
|
|
#define UVIDEO_PU_WHITE_BALANCE_COMPONENT_AUTO_CONTROL 0x0D
|
|
#define UVIDEO_PU_DIGITAL_MULTIPLIER_CONTROL 0x0E
|
|
#define UVIDEO_PU_DIGITAL_MULTIPLIER_LIMIT_CONTROL 0x0F
|
|
#define UVIDEO_PU_HUE_AUTO_CONTROL 0x10
|
|
#define UVIDEO_PU_ANALOG_VIDEO_STANDARD_CONTROL 0x11
|
|
#define UVIDEO_PU_ANALOG_LOCK_STATUS_CONTROL 0x12
|
|
|
|
/* extension unit control selectors */
|
|
#define UVIDEO_XU_CONTROL_UNDEFINED 0x00
|
|
|
|
/* VideoStreaming Interface control selectors */
|
|
#define UVIDEO_VS_CONTROL_UNDEFINED 0x00
|
|
#define UVIDEO_VS_PROBE_CONTROL 0x01
|
|
#define UVIDEO_VS_COMMIT_CONTROL 0x02
|
|
#define UVIDEO_VS_STILL_PROBE_CONTROL 0x03
|
|
#define UVIDEO_VS_STILL_COMMIT_CONTROL 0x04
|
|
#define UVIDEO_VS_STILL_IMAGE_TRIGGER_CONTROL 0x05
|
|
#define UVIDEO_VS_STREAM_ERROR_CODE_CONTROL 0x06
|
|
#define UVIDEO_VS_GENERATE_KEY_FRAME_CONTROL 0x07
|
|
#define UVIDEO_VS_UPDATE_FRAME_SEGMENT_CONTROL 0x08
|
|
#define UVIDEO_VS_SYNCH_DELAY_CONTROL 0x09
|
|
|
|
/* bitmask result of GET_INFO on a control */
|
|
#define UVIDEO_CONTROL_INFO_SUPPORTS_GET (1<<0)
|
|
#define UVIDEO_CONTROL_INFO_SUPPORTS_SET (1<<1)
|
|
#define UVIDEO_CONTROL_INFO_DISABLED (1<<2)
|
|
#define UVIDEO_CONTROL_INFO_AUTOUPDATE (1<<3)
|
|
#define UVIDEO_CONTROL_INFO_ASYNC (1<<4)
|
|
|
|
|
|
/* Video Probe and Commit Controls request data */
|
|
typedef struct {
|
|
uWord bmHint;
|
|
#define UVIDEO_HINT_FRAME_INTERVAL (1<<0)
|
|
#define UVIDEO_HINT_KEYFRAME_RATE (1<<1)
|
|
#define UVIDEO_HINT_PFRAME_RATE (1<<2)
|
|
#define UVIDEO_HINT_COMP_QUALITY (1<<3)
|
|
#define UVIDEO_HINT_COMP_WINDOW_SIZE (1<<4)
|
|
uByte bFormatIndex;
|
|
uByte bFrameIndex;
|
|
uDWord dwFrameInterval;
|
|
#define UVIDEO_100NS_PER_MS 10000
|
|
#define UVIDEO_FRAME_INTERVAL_UNITS_PER_USB_FRAME UVIDEO_100NS_PER_MS
|
|
uWord wKeyFrameRate;
|
|
uWord wPFrameRate;
|
|
uWord wCompQuality;
|
|
uWord wCompWindowSize;
|
|
uWord wDelay;
|
|
uDWord dwMaxVideoFrameSize;
|
|
uDWord dwMaxPayloadTransferSize;
|
|
/* Following fields are not in v1.0 of UVC. Will have to do
|
|
* UR_GET_LEN to discover the length of this descriptor. */
|
|
uDWord dwClockFrequency;
|
|
uByte bmFramingInfo;
|
|
#define UVIDEO_FRAMING_INFO_FID (1<<0)
|
|
#define UVIDEO_FRAMING_INFO_EOF (1<<1)
|
|
uByte bPreferedVersion;
|
|
uByte bMinVersion;
|
|
uByte bMaxVersion;
|
|
} UPACKED uvideo_probe_and_commit_data_t;
|
|
|
|
/* Video Still Probe and Still Commit Controls request data */
|
|
typedef struct {
|
|
uByte bFormatIndex;
|
|
uByte bFrameIndex;
|
|
uByte bCompressionIndex;
|
|
uDWord dwMaxVideoFrameSize;
|
|
uDWord dwMaxPayloadTransferSize;
|
|
} UPACKED uvideo_still_probe_and_still_commit_data_t;
|
|
#define UVIDEO_STILL_PROBE_AND_STILL_COMMIT_DATA_SIZE 11;
|
|
|
|
|
|
|
|
/* common header for Video Control and Video Stream status */
|
|
typedef struct {
|
|
uByte bStatusType;
|
|
#define UV_STATUS_TYPE_CONTROL 0x02
|
|
#define UV_STATUS_TYPE_STREAM 0x04
|
|
uByte bOriginator;
|
|
} UPACKED uvideo_status_t;
|
|
|
|
typedef struct {
|
|
uByte bStatusType;
|
|
uByte bOriginator;
|
|
uByte bEvent;
|
|
#define UV_CONTROL_CHANGE 0x00 /* any other value is Reserved */
|
|
uByte bSelector;
|
|
uByte bAttribute;
|
|
#define UV_CONTROL_VALUE_CHANGE 0x00
|
|
#define UV_CONTROL_INFO_CHANGE 0x01
|
|
#define UV_CONTROL_FAILURE_CHANGE 0x02
|
|
uByte bValue;
|
|
} UPACKED uvideo_control_status_t;
|
|
|
|
typedef struct {
|
|
uByte bStatusType;
|
|
uByte bOriginator;
|
|
uByte bEvent;
|
|
#define UV_BUTTON_PRESS 0x00 /* any other value is Stream Error */
|
|
uByte bValue;
|
|
#define UV_BUTTON_RELEASED 0x00
|
|
#define UV_BUTTON_PRESSED 0x01
|
|
} UPACKED uvideo_streaming_status_t;
|
|
|
|
typedef struct {
|
|
uByte bHeaderLength;
|
|
uByte bmHeaderInfo;
|
|
#define UV_FRAME_ID 1<<0
|
|
#define UV_END_OF_FRAME 1<<1
|
|
#define UV_PRES_TIME 1<<2
|
|
#define UV_SRC_CLOCK 1<<3
|
|
/* D4: Reserved */
|
|
#define UV_STILL_IMAGE 1<<5
|
|
#define UV_ERROR 1<<6
|
|
#define UV_END_OF_HDR 1<<7
|
|
/* other fields depend on which bits are set above and have no fixed offset */
|
|
/* uDWord dwPresentationTime; */
|
|
#define UVIDEO_PTS_SIZE 4
|
|
/* uByte scrSourceClock[UVIDEO_SOURCE_CLOCK_SIZE]; */
|
|
#define UVIDEO_SOURCE_CLOCK_SIZE 6
|
|
#define UV_GET_SOURCE_TIME_CLOCK(sc) (UGETDW(sc))
|
|
/* bits 42..32 */
|
|
#define UV_GET_SOF_COUNTER(sc) (((sc)[4] | ((sc)[5] << 8)) &0x7ff)
|
|
} UPACKED uvideo_payload_header_t;
|
|
|
|
/* Note: this might be larger depending on presence of source clock,
|
|
SOF counter, or other things... bHeaderLength is actual length. */
|
|
#define UVIDEO_PAYLOAD_HEADER_SIZE 12
|
|
|