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/* $Id: pdmwebcaminfs.h $ */
/** @file
* webcaminfs - interfaces between dev and driver.
*/
/*
* Copyright (C) 2011-2013 Oracle Corporation
*
* This file is part of VirtualBox Open Source Edition (OSE), as
* available from http://www.virtualbox.org. This file is free software;
* you can redistribute it and/or modify it under the terms of the GNU
* General Public License (GPL) as published by the Free Software
* Foundation, in version 2 as it comes in the "COPYING" file of the
* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
*
* The contents of this file may alternatively be used under the terms
* of the Common Development and Distribution License Version 1.0
* (CDDL) only, as it comes in the "COPYING.CDDL" file of the
* VirtualBox OSE distribution, in which case the provisions of the
* CDDL are applicable instead of those of the GPL.
*
* You may elect to license modified versions of this file under the
* terms and conditions of either the GPL or the CDDL or both.
*/
#ifndef ___VBox_vmm_pdmwebcaminfs_h
#define ___VBox_vmm_pdmwebcaminfs_h
typedef struct PDMIWEBCAM_DEVICEDESC PDMIWEBCAM_DEVICEDESC;
typedef struct PDMIWEBCAM_CTRLHDR PDMIWEBCAM_CTRLHDR;
typedef struct PDMIWEBCAM_FRAMEHDR PDMIWEBCAM_FRAMEHDR;
#define PDMIWEBCAMDOWN_IID "0d29b9a1-f4cd-4719-a564-38d5634ba9f8"
typedef struct PDMIWEBCAMDOWN *PPDMIWEBCAMDOWN;
typedef struct PDMIWEBCAMDOWN
{
/*
* The PDM device is ready to get webcam notifications.
*
* @param pInterface Pointer to the interface.
* @param fReady Whether the device is ready.
*/
DECLR3CALLBACKMEMBER(void, pfnWebcamDownReady, (PPDMIWEBCAMDOWN pInterface,
bool fReady));
/*
* Send a control request to the webcam.
* Async response will be returned by pfnWebcamUpControl callback.
*
* @param pInterface Pointer to the interface.
* @param pvUser The callers context.
* @param u64DeviceId Unique id for the reported webcam assigned by the driver.
* @param pCtrl The control data.
* @param cbCtrl The size of the control data.
*/
DECLR3CALLBACKMEMBER(int, pfnWebcamDownControl, (PPDMIWEBCAMDOWN pInterface,
void *pvUser,
uint64_t u64DeviceId,
const PDMIWEBCAM_CTRLHDR *pCtrl,
uint32_t cbCtrl));
} PDMIWEBCAMDOWN;
#define PDMIWEBCAMUP_IID "6ac03e3c-f56c-4a35-80af-c13ce47a9dd7"
typedef struct PDMIWEBCAMUP *PPDMIWEBCAMUP;
typedef struct PDMIWEBCAMUP
{
/*
* A webcam is available.
*
* @param pInterface Pointer to the interface.
* @param u64DeviceId Unique id for the reported webcam assigned by the driver.
* @param pDeviceDesc The device description.
* @param cbDeviceDesc The size of the device description.
* @param u32Version The remote video input protocol version.
* @param fu32Capabilities The remote video input protocol capabilities.
*/
DECLR3CALLBACKMEMBER(int, pfnWebcamUpAttached,(PPDMIWEBCAMUP pInterface,
uint64_t u64DeviceId,
const PDMIWEBCAM_DEVICEDESC *pDeviceDesc,
uint32_t cbDeviceDesc,
uint32_t u32Version,
uint32_t fu32Capabilities));
/*
* The webcam is not available anymore.
*
* @param pInterface Pointer to the interface.
* @param u64DeviceId Unique id for the reported webcam assigned by the driver.
*/
DECLR3CALLBACKMEMBER(void, pfnWebcamUpDetached,(PPDMIWEBCAMUP pInterface,
uint64_t u64DeviceId));
/*
* There is a control response or a control change for the webcam.
*
* @param pInterface Pointer to the interface.
* @param fResponse True if this is a response for a previous pfnWebcamDownControl call.
* @param pvUser The pvUser parameter of the pfnWebcamDownControl call. Undefined if fResponse == false.
* @param u64DeviceId Unique id for the reported webcam assigned by the driver.
* @param pCtrl The control data.
* @param cbCtrl The size of the control data.
*/
DECLR3CALLBACKMEMBER(void, pfnWebcamUpControl,(PPDMIWEBCAMUP pInterface,
bool fResponse,
void *pvUser,
uint64_t u64DeviceId,
const PDMIWEBCAM_CTRLHDR *pCtrl,
uint32_t cbCtrl));
/*
* A new frame.
*
* @param pInterface Pointer to the interface.
* @param u64DeviceId Unique id for the reported webcam assigned by the driver.
* @param pHeader Payload header.
* @param cbHeader Size of the payload header.
* @param pvFrame Frame (image) data.
* @param cbFrame Size of the image data.
*/
DECLR3CALLBACKMEMBER(void, pfnWebcamUpFrame,(PPDMIWEBCAMUP pInterface,
uint64_t u64DeviceId,
PDMIWEBCAM_FRAMEHDR *pHeader,
uint32_t cbHeader,
const void *pvFrame,
uint32_t cbFrame));
} PDMIWEBCAMUP;
#endif
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