You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
360 lines
13 KiB
360 lines
13 KiB
/*****************************************************************************
|
|
*
|
|
* (C) COPYRIGHT MICROSOFT CORPORATION, 1999 - 2000
|
|
*
|
|
* TITLE: vstiusd.h
|
|
*
|
|
* VERSION: 1.1
|
|
*
|
|
* AUTHOR: WilliamH (original for Twain)
|
|
* RickTu (port for WIA)
|
|
*
|
|
* DATE: 9/16/99
|
|
*
|
|
* DESCRIPTION: Header file that decalres CVideoSTiUsd class and other
|
|
* needed classes.
|
|
*
|
|
*****************************************************************************/
|
|
|
|
|
|
#ifndef _WIA_STILL_DRIVER_VSTIUSD_H_
|
|
#define _WIA_STILL_DRIVER_VSTIUSD_H_
|
|
|
|
extern HINSTANCE g_hInstance;
|
|
extern ULONG g_cDllRef;
|
|
|
|
#define NUM_WIA_FORMAT_INFO 5
|
|
|
|
HRESULT FindEncoder(const GUID &guidFormat, CLSID *pClsid);
|
|
|
|
//
|
|
// Base class for supporting non-delegating IUnknown for contained objects
|
|
//
|
|
|
|
struct INonDelegatingUnknown
|
|
{
|
|
// *** IUnknown-like methods ***
|
|
STDMETHOD(NonDelegatingQueryInterface)( THIS_ REFIID riid, LPVOID * ppvObj) PURE;
|
|
STDMETHOD_(ULONG,NonDelegatingAddRef)(THIS) PURE;
|
|
STDMETHOD_(ULONG,NonDelegatingRelease)( THIS) PURE;
|
|
};
|
|
|
|
|
|
///////////////////////////////
|
|
// CVideoUsdClassFactory
|
|
//
|
|
class CVideoUsdClassFactory : public IClassFactory
|
|
{
|
|
private:
|
|
ULONG m_cRef;
|
|
|
|
public:
|
|
CVideoUsdClassFactory();
|
|
|
|
//
|
|
// Declare IUnknown methods
|
|
//
|
|
|
|
STDMETHODIMP_(ULONG) AddRef(void);
|
|
STDMETHODIMP_(ULONG) Release(void);
|
|
STDMETHODIMP QueryInterface(REFIID riid, void **ppv);
|
|
|
|
//
|
|
// IClassFactory implemenation
|
|
//
|
|
STDMETHODIMP LockServer(BOOL fLock);
|
|
STDMETHODIMP CreateInstance(IUnknown *pOuterUnk, REFIID riid, void **ppv);
|
|
|
|
static HRESULT GetClassObject(REFCLSID rclsid, REFIID riid, void **ppv);
|
|
static HRESULT CanUnloadNow();
|
|
};
|
|
|
|
|
|
///////////////////////////////
|
|
// CVideoStiUsd
|
|
//
|
|
class CVideoStiUsd : public IStiUSD,
|
|
public IWiaMiniDrv,
|
|
public INonDelegatingUnknown
|
|
|
|
{
|
|
public:
|
|
CVideoStiUsd(IUnknown * pUnkOuter);
|
|
HRESULT PrivateInitialize();
|
|
~CVideoStiUsd();
|
|
|
|
//
|
|
// Real IUnknown methods
|
|
//
|
|
|
|
STDMETHODIMP NonDelegatingQueryInterface(REFIID riid, LPVOID * ppvObj);
|
|
STDMETHODIMP_(ULONG) NonDelegatingAddRef();
|
|
STDMETHODIMP_(ULONG) NonDelegatingRelease();
|
|
|
|
//
|
|
// Aggregate IUnknown methods
|
|
//
|
|
|
|
STDMETHODIMP QueryInterface(REFIID riid, LPVOID * ppvObj);
|
|
STDMETHODIMP_(ULONG) AddRef(void);
|
|
STDMETHODIMP_(ULONG) Release(void);
|
|
|
|
//
|
|
// IStillUsd implementation
|
|
//
|
|
STDMETHODIMP Initialize(PSTIDEVICECONTROL pDcb, DWORD dwStiVersion, HKEY hParameterKey);
|
|
STDMETHODIMP GetCapabilities(PSTI_USD_CAPS pDevCaps);
|
|
STDMETHODIMP GetStatus(PSTI_DEVICE_STATUS pDevStatus);
|
|
STDMETHODIMP DeviceReset();
|
|
STDMETHODIMP Diagnostic(LPSTI_DIAG pBuffer);
|
|
STDMETHODIMP Escape(STI_RAW_CONTROL_CODE Function, LPVOID DataIn, DWORD DataInSize, LPVOID DataOut, DWORD DataOutSize, DWORD *pActualSize);
|
|
STDMETHODIMP GetLastError(LPDWORD pLastError);
|
|
STDMETHODIMP LockDevice();
|
|
STDMETHODIMP UnLockDevice();
|
|
STDMETHODIMP RawReadData(LPVOID Buffer, LPDWORD BufferSize, LPOVERLAPPED lpOverlapped);
|
|
STDMETHODIMP RawWriteData(LPVOID Buffer, DWORD BufferSize, LPOVERLAPPED lpOverlapped);
|
|
STDMETHODIMP RawReadCommand(LPVOID Buffer, LPDWORD BufferSize, LPOVERLAPPED lpOverlapped);
|
|
STDMETHODIMP RawWriteCommand(LPVOID Buffer, DWORD BufferSize, LPOVERLAPPED lpOverlapped);
|
|
STDMETHODIMP SetNotificationHandle(HANDLE hEvent);
|
|
STDMETHODIMP GetNotificationData(LPSTINOTIFY lpNotify);
|
|
STDMETHODIMP GetLastErrorInfo(STI_ERROR_INFO *pLastErrorInfo);
|
|
|
|
//
|
|
// IWiaMiniDrv methods
|
|
//
|
|
|
|
STDMETHOD(drvInitializeWia)(THIS_
|
|
BYTE* pWiasContext,
|
|
LONG lFlags,
|
|
BSTR bstrDeviceID,
|
|
BSTR bstrRootFullItemName,
|
|
IUnknown *pStiDevice,
|
|
IUnknown *pIUnknownOuter,
|
|
IWiaDrvItem **ppIDrvItemRoot,
|
|
IUnknown **ppIUnknownInner,
|
|
LONG *plDevErrVal);
|
|
|
|
STDMETHOD(drvGetDeviceErrorStr)(THIS_
|
|
LONG lFlags,
|
|
LONG lDevErrVal,
|
|
LPOLESTR *ppszDevErrStr,
|
|
LONG *plDevErr);
|
|
|
|
STDMETHOD(drvDeviceCommand)(THIS_
|
|
BYTE *pWiasContext,
|
|
LONG lFlags,
|
|
const GUID *pGUIDCommand,
|
|
IWiaDrvItem **ppMiniDrvItem,
|
|
LONG *plDevErrVal);
|
|
|
|
STDMETHOD(drvAcquireItemData)(THIS_
|
|
BYTE *pWiasContext,
|
|
LONG lFlags,
|
|
PMINIDRV_TRANSFER_CONTEXT pDataContext,
|
|
LONG *plDevErrVal);
|
|
|
|
STDMETHOD(drvInitItemProperties)(THIS_
|
|
BYTE *pWiasContext,
|
|
LONG lFlags,
|
|
LONG *plDevErrVal);
|
|
|
|
STDMETHOD(drvValidateItemProperties)(THIS_
|
|
BYTE *pWiasContext,
|
|
LONG lFlags,
|
|
ULONG nPropSpec,
|
|
const PROPSPEC *pPropSpec,
|
|
LONG *plDevErrVal);
|
|
|
|
STDMETHOD(drvWriteItemProperties)(THIS_
|
|
BYTE *pWiasContext,
|
|
LONG lFLags,
|
|
PMINIDRV_TRANSFER_CONTEXT pmdtc,
|
|
LONG *plDevErrVal);
|
|
|
|
STDMETHOD(drvReadItemProperties)(THIS_
|
|
BYTE *pWiaItem,
|
|
LONG lFlags,
|
|
ULONG nPropSpec,
|
|
const PROPSPEC *pPropSpec,
|
|
LONG *plDevErrVal);
|
|
|
|
STDMETHOD(drvLockWiaDevice)(THIS_
|
|
BYTE *pWiasContext,
|
|
LONG lFlags,
|
|
LONG *plDevErrVal);
|
|
|
|
STDMETHOD(drvUnLockWiaDevice)(THIS_
|
|
BYTE *pWiasContext,
|
|
LONG lFlags,
|
|
LONG *plDevErrVal );
|
|
|
|
STDMETHOD(drvAnalyzeItem)(THIS_
|
|
BYTE *pWiasContext,
|
|
LONG lFlags,
|
|
LONG *plDevErrVal);
|
|
|
|
STDMETHOD(drvDeleteItem)(THIS_
|
|
BYTE *pWiasContext,
|
|
LONG lFlags,
|
|
LONG *plDevErrVal);
|
|
|
|
STDMETHOD(drvFreeDrvItemContext)(THIS_
|
|
LONG lFlags,
|
|
BYTE *pDevContext,
|
|
LONG *plDevErrVal);
|
|
|
|
STDMETHOD(drvGetCapabilities)(THIS_
|
|
BYTE *pWiasContext,
|
|
LONG lFlags,
|
|
LONG *pCelt,
|
|
WIA_DEV_CAP_DRV **ppCapabilities,
|
|
LONG *plDevErrVal);
|
|
|
|
STDMETHOD(drvGetWiaFormatInfo)(THIS_
|
|
BYTE *pWiasContext,
|
|
LONG lFlags,
|
|
LONG *pCelt,
|
|
WIA_FORMAT_INFO **ppwfi,
|
|
LONG *plDevErrVal);
|
|
|
|
STDMETHOD(drvNotifyPnpEvent)(THIS_
|
|
const GUID *pEventGUID,
|
|
BSTR bstrDeviceID,
|
|
ULONG ulReserved);
|
|
|
|
STDMETHOD(drvUnInitializeWia)(THIS_
|
|
BYTE*);
|
|
|
|
|
|
//
|
|
// Utility functions
|
|
//
|
|
|
|
STDMETHOD(BuildItemTree)(IWiaDrvItem **ppIDrvItemRoot, LONG *plDevErrVal);
|
|
STDMETHOD(RefreshTree)(IWiaDrvItem *pIDrvItemRoot, LONG *plDevErrVal);
|
|
STDMETHOD(EnumSavedImages)(IWiaDrvItem *pRootItem);
|
|
STDMETHOD(CreateItemFromFileName)(LONG FolderType,LPCTSTR pszPath,LPCTSTR pszName,IWiaDrvItem **ppNewFolder);
|
|
STDMETHOD(InitDeviceProperties)(BYTE *pWiasContext, LONG *plDevErrVal);
|
|
STDMETHOD(InitImageInformation)(BYTE *pWiasContext, PSTILLCAM_IMAGE_CONTEXT pContext, LONG *plDevErrVal);
|
|
STDMETHOD(SendBitmapHeader)( IWiaDrvItem *pDrvItem, PMINIDRV_TRANSFER_CONTEXT pTranCtx);
|
|
STDMETHOD(ValidateDataTransferContext)(PMINIDRV_TRANSFER_CONTEXT pDataTransferContext);
|
|
STDMETHOD(LoadImageCB)(STILLCAM_IMAGE_CONTEXT *pContext,MINIDRV_TRANSFER_CONTEXT *pTransCtx, PLONG plDevErrVal);
|
|
STDMETHOD(LoadImage)(STILLCAM_IMAGE_CONTEXT *pContext,MINIDRV_TRANSFER_CONTEXT *pTransCtx, PLONG plDevErrVal);
|
|
STDMETHODIMP_(VOID) HandleNewBits(HGLOBAL hDib,IWiaDrvItem **ppItem);
|
|
STDMETHOD(DoBandedTransfer)(MINIDRV_TRANSFER_CONTEXT *pTransCtx,PBYTE pSrc,LONG lBytesToTransfer);
|
|
STDMETHOD(DoTransfer)(MINIDRV_TRANSFER_CONTEXT *pTransCtx,PBYTE pSrc,LONG lBytesToTransfer);
|
|
STDMETHOD(StreamJPEGBits)(STILLCAM_IMAGE_CONTEXT *pContext, MINIDRV_TRANSFER_CONTEXT *pTransCtx, BOOL bBanded);
|
|
STDMETHOD(StreamBMPBits)(STILLCAM_IMAGE_CONTEXT *pContext, MINIDRV_TRANSFER_CONTEXT *pTransCtx, BOOL bBanded);
|
|
|
|
|
|
private:
|
|
|
|
//
|
|
// IStiUSD stuff
|
|
//
|
|
|
|
HRESULT OpenDevice(LPCWSTR DeviceName);
|
|
HRESULT CloseDevice();
|
|
|
|
//
|
|
// Misc functions
|
|
//
|
|
|
|
HRESULT VerifyCorrectImagePath(BSTR bstrNewImageFullPath);
|
|
|
|
HRESULT SignalNewImage(BSTR bstrNewImageFullPath);
|
|
|
|
BOOL FindCaptureFilter( LPCTSTR pszDeviceId,
|
|
CComPtr<IMoniker> & pCaptureFilterMoniker );
|
|
|
|
BOOL DoesFileExist(BSTR bstrFileName);
|
|
BOOL IsFileAlreadyInTree( IWiaDrvItem * pRootItem,
|
|
LPCTSTR pszFileName );
|
|
|
|
HRESULT PruneTree( IWiaDrvItem * pRootItem,
|
|
BOOL * pbTreeChanged );
|
|
|
|
HRESULT AddNewFilesToTree( IWiaDrvItem * pRootItem,
|
|
BOOL * pbTreeChanged );
|
|
|
|
HRESULT AddTreeItem(CSimpleString *pstrFullImagePath,
|
|
IWiaDrvItem **ppDrvItem);
|
|
|
|
HRESULT SetImagesDirectory(BSTR bstrNewImagesDirectory,
|
|
BYTE *pWiasContext,
|
|
IWiaDrvItem **ppIDrvItemRoot,
|
|
LONG *plDevErrVal);
|
|
|
|
HRESULT ValidateItemProperties(BYTE * pWiasContext,
|
|
LONG lFlags,
|
|
ULONG nPropSpec,
|
|
const PROPSPEC * pPropSpec,
|
|
LONG * plDevErrVal,
|
|
IWiaDrvItem * pDrvItem);
|
|
|
|
|
|
HRESULT ValidateDeviceProperties(BYTE * pWiasContext,
|
|
LONG lFlags,
|
|
ULONG nPropSpec,
|
|
const PROPSPEC * pPropSpec,
|
|
LONG * plDevErrVal,
|
|
IWiaDrvItem * pDrvItem);
|
|
|
|
HRESULT ReadItemProperties(BYTE * pWiasContext,
|
|
LONG lFlags,
|
|
ULONG nPropSpec,
|
|
const PROPSPEC * pPropSpec,
|
|
LONG * plDevErrVal,
|
|
IWiaDrvItem * pDrvItem);
|
|
|
|
|
|
HRESULT ReadDeviceProperties(BYTE * pWiasContext,
|
|
LONG lFlags,
|
|
ULONG nPropSpec,
|
|
const PROPSPEC * pPropSpec,
|
|
LONG * plDevErrVal,
|
|
IWiaDrvItem * pDrvItem);
|
|
|
|
|
|
HRESULT EnableTakePicture(BYTE *pTakePictureOwner);
|
|
HRESULT TakePicture(BYTE *pTakePictureOwner, IWiaDrvItem ** ppNewDrvItem);
|
|
HRESULT DisableTakePicture(BYTE *pTakePictureOwner, BOOL bShuttingDown);
|
|
|
|
//
|
|
// IWiaMiniDrv stuff
|
|
//
|
|
|
|
CSimpleStringWide m_strDeviceId;
|
|
CSimpleStringWide m_strRootFullItemName;
|
|
CSimpleStringWide m_strStillPath;
|
|
CSimpleStringWide m_strDShowDeviceId;
|
|
CSimpleStringWide m_strLastPictureTaken;
|
|
CRITICAL_SECTION m_csItemTree;
|
|
|
|
CComPtr<IWiaDrvItem> m_pRootItem;
|
|
CComPtr<IStiDevice> m_pStiDevice;
|
|
WIA_FORMAT_INFO * m_wfi;
|
|
LONG m_lPicsTaken;
|
|
HANDLE m_hTakePictureEvent;
|
|
HANDLE m_hPictureReadyEvent;
|
|
ULONG_PTR m_ulGdiPlusToken;
|
|
IWiaDrvItem * m_pLastItemCreated; // only valid while inside m_csSnapshot
|
|
BYTE * m_pTakePictureOwner;
|
|
|
|
DWORD m_dwConnectedApps;
|
|
|
|
//
|
|
// IUnknown stuff
|
|
//
|
|
|
|
ULONG m_cRef; // Device object reference count.
|
|
LPUNKNOWN m_pUnkOuter; // Pointer to outer unknown.
|
|
|
|
|
|
//
|
|
// IStiUSD stuff
|
|
//
|
|
BOOL m_bDeviceIsOpened;
|
|
};
|
|
|
|
#endif
|