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.
660 lines
15 KiB
660 lines
15 KiB
/*******************************************************************************
|
|
*
|
|
* (C) COPYRIGHT MICROSOFT CORP., 1998
|
|
*
|
|
* TITLE: WiaDev.Cpp
|
|
*
|
|
* VERSION: 2.0
|
|
*
|
|
* AUTHOR: ReedB
|
|
*
|
|
* DATE: 30 Aug, 1998
|
|
*
|
|
* DESCRIPTION:
|
|
* Implementation of the WIA test scanner mini driver
|
|
* device methods.
|
|
*
|
|
*******************************************************************************/
|
|
|
|
#define __FORMATS_AND_MEDIA_TYPES__
|
|
|
|
#include <stdio.h>
|
|
#include <objbase.h>
|
|
#include <sti.h>
|
|
|
|
#include "testusd.h"
|
|
#include "defprop.h"
|
|
|
|
|
|
extern HINSTANCE g_hInst; // Global hInstance
|
|
extern WIA_FORMAT_INFO* g_wfiTable;
|
|
/**************************************************************************\
|
|
* TestUsdDevice::InitializWia
|
|
*
|
|
*
|
|
*
|
|
* Arguments:
|
|
*
|
|
*
|
|
*
|
|
* Return Value:
|
|
*
|
|
* Status
|
|
*
|
|
* History:
|
|
*
|
|
* 9/11/1998 Original Version
|
|
*
|
|
\**************************************************************************/
|
|
|
|
HRESULT _stdcall TestUsdDevice::drvInitializeWia(
|
|
BYTE *pWiasContext,
|
|
LONG lFlags,
|
|
BSTR bstrDeviceID,
|
|
BSTR bstrRootFullItemName,
|
|
IUnknown *pStiDevice,
|
|
IUnknown *pIUnknownOuter,
|
|
IWiaDrvItem **ppIDrvItemRoot,
|
|
IUnknown **ppIUnknownInner,
|
|
LONG *plDevErrVal)
|
|
{
|
|
HRESULT hr;
|
|
LONG lDevErrVal;
|
|
|
|
WIAS_TRACE((g_hInst,"drvInitializeWia, device ID: %ws", bstrDeviceID));
|
|
|
|
*ppIDrvItemRoot = NULL;
|
|
*ppIUnknownInner = NULL;
|
|
*plDevErrVal = 0;
|
|
|
|
//
|
|
// Need to init names and STI pointer?
|
|
//
|
|
|
|
if (m_pStiDevice == NULL) {
|
|
|
|
//
|
|
// save STI device inteface for locking
|
|
//
|
|
|
|
m_pStiDevice = (IStiDevice *)pStiDevice;
|
|
|
|
//
|
|
// Cache the device ID
|
|
//
|
|
|
|
m_bstrDeviceID = SysAllocString(bstrDeviceID);
|
|
if (! m_bstrDeviceID) {
|
|
return (E_OUTOFMEMORY);
|
|
}
|
|
|
|
m_bstrRootFullItemName = SysAllocString(bstrRootFullItemName);
|
|
|
|
if (! m_bstrRootFullItemName) {
|
|
return (E_OUTOFMEMORY);
|
|
}
|
|
}
|
|
|
|
//
|
|
// Build the device item tree
|
|
//
|
|
|
|
hr = drvDeviceCommand(NULL, 0, &WIA_CMD_SYNCHRONIZE, NULL, &lDevErrVal);
|
|
|
|
if (SUCCEEDED(hr)) {
|
|
*ppIDrvItemRoot = m_pIDrvItemRoot;
|
|
}
|
|
|
|
return (hr);
|
|
}
|
|
|
|
/**************************************************************************\
|
|
* TestUsdDevice::drvUnInitializeWia
|
|
*
|
|
* Gets called when a client connection is going away.
|
|
*
|
|
* Arguments:
|
|
*
|
|
* pWiasContext - Pointer to the WIA Root item context of the client's
|
|
* item tree.
|
|
*
|
|
* Return Value:
|
|
* Status
|
|
*
|
|
* History:
|
|
*
|
|
* 30/12/1999 Original Version
|
|
*
|
|
\**************************************************************************/
|
|
|
|
HRESULT _stdcall TestUsdDevice::drvUnInitializeWia(
|
|
BYTE *pWiasContext)
|
|
{
|
|
return S_OK;
|
|
}
|
|
|
|
/**************************************************************************\
|
|
*
|
|
* Mini Driver Device Services
|
|
*
|
|
\**************************************************************************/
|
|
|
|
|
|
|
|
/**************************************************************************\
|
|
* drvGetDeviceErrorStr
|
|
*
|
|
* Map a device error value to a string.
|
|
*
|
|
* Arguments:
|
|
*
|
|
*
|
|
*
|
|
* Return Value:
|
|
*
|
|
* Status
|
|
*
|
|
* History:
|
|
*
|
|
* 10/2/1998 Original Version
|
|
*
|
|
\**************************************************************************/
|
|
|
|
HRESULT _stdcall TestUsdDevice::drvGetDeviceErrorStr(
|
|
LONG lFlags,
|
|
LONG lDevErrVal,
|
|
LPOLESTR *ppszDevErrStr,
|
|
LONG *plDevErr)
|
|
{
|
|
*plDevErr = 0;
|
|
if (!ppszDevErrStr) {
|
|
WIAS_ERROR((g_hInst,"drvGetDeviceErrorStr, NULL ppszDevErrStr"));
|
|
return E_POINTER;
|
|
}
|
|
|
|
// Map device errors to a string to be placed in the event log.
|
|
switch (lDevErrVal) {
|
|
|
|
case 0:
|
|
*ppszDevErrStr = L"No Error";
|
|
break;
|
|
|
|
default:
|
|
*ppszDevErrStr = L"Device Error, Unknown Error";
|
|
return E_FAIL;
|
|
}
|
|
return S_OK;
|
|
}
|
|
|
|
/**************************************************************************\
|
|
* DeleteDeviceItemTree
|
|
*
|
|
* Recursive device item tree delete routine. Deletes the whole tree.
|
|
*
|
|
* Arguments:
|
|
*
|
|
*
|
|
*
|
|
* Return Value:
|
|
*
|
|
* Status
|
|
*
|
|
* History:
|
|
*
|
|
* 10/2/1998 Original Version
|
|
*
|
|
\**************************************************************************/
|
|
|
|
HRESULT TestUsdDevice::DeleteDeviceItemTree(
|
|
LONG *plDevErrVal)
|
|
{
|
|
HRESULT hr;
|
|
|
|
//
|
|
// does tree exist
|
|
//
|
|
|
|
if (m_pIDrvItemRoot == NULL) {
|
|
return S_OK;
|
|
}
|
|
|
|
//
|
|
// Unlink and release the driver item tree.
|
|
//
|
|
|
|
hr = m_pIDrvItemRoot->UnlinkItemTree(WiaItemTypeDisconnected);
|
|
|
|
m_pIDrvItemRoot = NULL;
|
|
|
|
return hr;
|
|
}
|
|
|
|
/**************************************************************************\
|
|
* BuildDeviceItemTree
|
|
*
|
|
* The device uses the IWiaDrvServices methods to build up a tree of
|
|
* device items.
|
|
*
|
|
* Arguments:
|
|
*
|
|
*
|
|
*
|
|
* Return Value:
|
|
*
|
|
* Status
|
|
*
|
|
* History:
|
|
*
|
|
* 10/2/1998 Original Version
|
|
*
|
|
\**************************************************************************/
|
|
|
|
HRESULT TestUsdDevice::BuildDeviceItemTree(
|
|
LONG *plDevErrVal)
|
|
{
|
|
HRESULT hr = S_OK;
|
|
|
|
//
|
|
// This device doesn't touch hardware to build the tree.
|
|
//
|
|
|
|
if (plDevErrVal) {
|
|
*plDevErrVal = 0;
|
|
}
|
|
|
|
CAMERA_STATUS camStatus;
|
|
|
|
if (! m_pIDrvItemRoot) {
|
|
hr = CamBuildImageTree(&camStatus, &m_pIDrvItemRoot);
|
|
}
|
|
|
|
return hr;
|
|
}
|
|
|
|
/**************************************************************************\
|
|
* InitDeviceProperties
|
|
*
|
|
*
|
|
*
|
|
* Arguments:
|
|
*
|
|
*
|
|
*
|
|
* Return Value:
|
|
*
|
|
* Status
|
|
*
|
|
* History:
|
|
*
|
|
* 10/2/1998 Original Version
|
|
*
|
|
\**************************************************************************/
|
|
|
|
HRESULT TestUsdDevice::InitDeviceProperties(
|
|
BYTE *pWiasContext,
|
|
LONG *plDevErrVal)
|
|
{
|
|
HRESULT hr;
|
|
BSTR bstrFirmwreVer;
|
|
SYSTEMTIME camTime;
|
|
int i;
|
|
PROPVARIANT propVar;
|
|
|
|
//
|
|
// This device doesn't touch hardware to initialize the device properties.
|
|
//
|
|
|
|
if (plDevErrVal) {
|
|
*plDevErrVal = 0;
|
|
}
|
|
|
|
//
|
|
// Parameter validation.
|
|
//
|
|
|
|
if (! pWiasContext) {
|
|
WIAS_ERROR((g_hInst,"InitDeviceProperties, invalid input pointers"));
|
|
return E_POINTER;
|
|
}
|
|
|
|
//
|
|
// Write standard property names
|
|
//
|
|
|
|
hr = wiasSetItemPropNames(pWiasContext,
|
|
sizeof(gDevicePropIDs)/sizeof(PROPID),
|
|
gDevicePropIDs,
|
|
gDevicePropNames);
|
|
if (FAILED(hr)) {
|
|
WIAS_TRACE((g_hInst,"InitDeviceProperties() WritePropertyNames() failed"));
|
|
return (hr);
|
|
}
|
|
|
|
//
|
|
// Write the properties supported by all WIA devices
|
|
//
|
|
|
|
bstrFirmwreVer = SysAllocString(L"02161999");
|
|
if (bstrFirmwreVer) {
|
|
wiasWritePropStr(
|
|
pWiasContext, WIA_DPA_FIRMWARE_VERSION, bstrFirmwreVer);
|
|
SysFreeString(bstrFirmwreVer);
|
|
}
|
|
|
|
wiasWritePropLong(
|
|
pWiasContext, WIA_DPA_CONNECT_STATUS, 1);
|
|
wiasWritePropLong(
|
|
pWiasContext, WIA_DPC_PICTURES_TAKEN, 0);
|
|
GetSystemTime(&camTime);
|
|
wiasWritePropBin(
|
|
pWiasContext, WIA_DPA_DEVICE_TIME,
|
|
sizeof(SYSTEMTIME), (PBYTE)&camTime);
|
|
|
|
//
|
|
// Write the camera properties, just default values, it may vary with items
|
|
//
|
|
|
|
wiasWritePropLong(
|
|
pWiasContext, WIA_DPC_PICTURES_REMAINING, 0);
|
|
wiasWritePropLong(
|
|
pWiasContext, WIA_DPC_THUMB_WIDTH, 80);
|
|
wiasWritePropLong(
|
|
pWiasContext, WIA_DPC_THUMB_HEIGHT, 60);
|
|
wiasWritePropLong(
|
|
pWiasContext, WIA_DPC_PICT_WIDTH, 1024);
|
|
wiasWritePropLong(
|
|
pWiasContext, WIA_DPC_PICT_HEIGHT, 768);
|
|
|
|
// Give WIA_DPC_EXPOSURE_MODE to WIA_DPC_TIMER_VALUE some default.
|
|
|
|
wiasWritePropLong(
|
|
pWiasContext, WIA_DPC_EXPOSURE_MODE, 0);
|
|
wiasWritePropLong(
|
|
pWiasContext, WIA_DPC_FLASH_MODE, 1);
|
|
wiasWritePropLong(
|
|
pWiasContext, WIA_DPC_FOCUS_MODE, 0);
|
|
wiasWritePropLong(
|
|
pWiasContext, WIA_DPC_ZOOM_POSITION, 0);
|
|
wiasWritePropLong(
|
|
pWiasContext, WIA_DPC_BATTERY_STATUS, 1);
|
|
wiasWritePropLong(
|
|
pWiasContext, WIA_DPC_TIMER_MODE, 0);
|
|
wiasWritePropLong(
|
|
pWiasContext, WIA_DPC_TIMER_VALUE, 0);
|
|
|
|
//
|
|
// Write the WIA_DPP_TCAM_ROOT_PATH property
|
|
//
|
|
|
|
BSTR bstrRootPath;
|
|
|
|
#ifdef UNICODE
|
|
bstrRootPath = SysAllocString(gpszPath);
|
|
#else
|
|
WCHAR wszPath[MAX_PATH];
|
|
|
|
mbstowcs(wszPath, gpszPath, strlen(gpszPath)+1);
|
|
bstrRootPath = SysAllocString(wszPath);
|
|
#endif
|
|
|
|
if (! bstrRootPath) {
|
|
return (E_OUTOFMEMORY);
|
|
}
|
|
|
|
wiasWritePropStr(pWiasContext, WIA_DPP_TCAM_ROOT_PATH, bstrRootPath);
|
|
|
|
//
|
|
// Use WIA services to set the property access and
|
|
// valid value information from gDevPropInfoDefaults.
|
|
//
|
|
|
|
hr = wiasSetItemPropAttribs(pWiasContext,
|
|
NUM_CAM_DEV_PROPS,
|
|
gDevicePropSpecDefaults,
|
|
gDevPropInfoDefaults);
|
|
return (S_OK);
|
|
}
|
|
|
|
/**************************************************************************\
|
|
* drvDeviceCommand
|
|
*
|
|
*
|
|
*
|
|
* Arguments:
|
|
*
|
|
*
|
|
*
|
|
* Return Value:
|
|
*
|
|
* Status
|
|
*
|
|
* History:
|
|
*
|
|
* 9/11/1998 Original Version
|
|
*
|
|
\**************************************************************************/
|
|
|
|
HRESULT _stdcall TestUsdDevice::drvDeviceCommand(
|
|
BYTE *pWiasContext,
|
|
LONG lFlags,
|
|
const GUID *plCommand,
|
|
IWiaDrvItem **ppWiaDrvItem,
|
|
LONG *plErr)
|
|
{
|
|
HRESULT hr;
|
|
|
|
//
|
|
// init return value
|
|
//
|
|
|
|
if (ppWiaDrvItem != NULL) {
|
|
*ppWiaDrvItem = NULL;
|
|
}
|
|
|
|
//
|
|
// dispatch command
|
|
//
|
|
|
|
if (*plCommand == WIA_CMD_SYNCHRONIZE) {
|
|
|
|
hr = drvLockWiaDevice(pWiasContext, lFlags, plErr);
|
|
if (FAILED(hr)) {
|
|
return (hr);
|
|
}
|
|
|
|
//
|
|
// SYNCHRONIZE - make sure tree is up to date with device
|
|
//
|
|
// The driver's responsibility is to make sure the tree is accurate.
|
|
//
|
|
|
|
hr = BuildDeviceItemTree(plErr);
|
|
|
|
drvUnLockWiaDevice(pWiasContext, lFlags, plErr);
|
|
|
|
return (hr);
|
|
|
|
} else {
|
|
|
|
WIAS_TRACE((g_hInst,"drvDeviceCommand: Unsupported command"));
|
|
|
|
hr = E_NOTIMPL;
|
|
|
|
}
|
|
|
|
return hr;
|
|
}
|
|
|
|
/**************************************************************************\
|
|
* drvGetCapabilities
|
|
*
|
|
*
|
|
*
|
|
* Arguments:
|
|
*
|
|
*
|
|
*
|
|
* Return Value:
|
|
*
|
|
* Status
|
|
*
|
|
* History:
|
|
*
|
|
* 17/3/1999 Original Version
|
|
*
|
|
\**************************************************************************/
|
|
|
|
HRESULT _stdcall TestUsdDevice::drvGetCapabilities(
|
|
BYTE *pWiasContext,
|
|
LONG ulFlags,
|
|
LONG *pCelt,
|
|
WIA_DEV_CAP_DRV **ppCapabilities,
|
|
LONG *plDevErrVal)
|
|
{
|
|
*plDevErrVal = 0;
|
|
|
|
//
|
|
// Return Commmand &| Events depending on flags
|
|
//
|
|
|
|
switch (ulFlags) {
|
|
case WIA_DEVICE_COMMANDS:
|
|
|
|
//
|
|
// Only commands
|
|
//
|
|
|
|
*pCelt = NUM_CAP_ENTRIES - NUM_EVENTS;
|
|
*ppCapabilities = &gCapabilities[NUM_EVENTS];
|
|
break;
|
|
|
|
case WIA_DEVICE_EVENTS:
|
|
|
|
//
|
|
// Only events
|
|
//
|
|
|
|
*pCelt = NUM_EVENTS;
|
|
*ppCapabilities = gCapabilities;
|
|
break;
|
|
|
|
case (WIA_DEVICE_COMMANDS | WIA_DEVICE_EVENTS):
|
|
|
|
//
|
|
// Both events and commands
|
|
//
|
|
|
|
*pCelt = NUM_CAP_ENTRIES;
|
|
*ppCapabilities = gCapabilities;
|
|
break;
|
|
|
|
default:
|
|
|
|
//
|
|
// Flags is invalid
|
|
//
|
|
|
|
WIAS_ERROR((g_hInst, "drvGetCapabilities, flags was invalid"));
|
|
return (E_INVALIDARG);
|
|
}
|
|
|
|
return (S_OK);
|
|
}
|
|
|
|
/**************************************************************************\
|
|
* drvGetWiaFormatInfo
|
|
*
|
|
* Returns an array of formats and media types supported.
|
|
*
|
|
* Arguments:
|
|
*
|
|
* pWiasContext - Pointer to the WIA item context, unused.
|
|
* lFlags - Operation flags, unused.
|
|
* pcelt - Pointer to returned number of elements in
|
|
* returned WiaFormatInfo array.
|
|
* ppfe - Pointer to returned WiaFormatInfo array.
|
|
* plDevErrVal - Pointer to the device error value.
|
|
*
|
|
* Return Value:
|
|
* A pointer to an array of FORMATETC. These are the formats and media
|
|
* types supported.
|
|
*
|
|
* Status
|
|
*
|
|
* History:
|
|
*
|
|
* 16/03/1999 Original Version
|
|
*
|
|
\**************************************************************************/
|
|
|
|
#define NUM_WIA_FORMAT_INFO 3
|
|
|
|
HRESULT _stdcall TestUsdDevice::drvGetWiaFormatInfo(
|
|
BYTE *pWiasContext,
|
|
LONG lFlags,
|
|
LONG *pcelt,
|
|
WIA_FORMAT_INFO **ppwfi,
|
|
LONG *plDevErrVal)
|
|
{
|
|
|
|
//
|
|
// If it hasn't been done already, set up the g_wfiTable table
|
|
//
|
|
|
|
if (! g_wfiTable) {
|
|
|
|
g_wfiTable = (WIA_FORMAT_INFO*)
|
|
CoTaskMemAlloc(sizeof(WIA_FORMAT_INFO) * NUM_WIA_FORMAT_INFO);
|
|
|
|
if (! g_wfiTable) {
|
|
WIAS_ERROR((g_hInst, "drvGetWiaFormatInfo, out of memory"));
|
|
return (E_OUTOFMEMORY);
|
|
}
|
|
|
|
//
|
|
// Set up the format/tymed pairs
|
|
//
|
|
|
|
g_wfiTable[0].guidFormatID = WiaImgFmt_MEMORYBMP;
|
|
g_wfiTable[0].lTymed = TYMED_CALLBACK;
|
|
g_wfiTable[1].guidFormatID = WiaImgFmt_BMP;
|
|
g_wfiTable[1].lTymed = TYMED_FILE;
|
|
g_wfiTable[2].guidFormatID = WiaAudFmt_WAV;
|
|
g_wfiTable[2].lTymed = TYMED_FILE;
|
|
}
|
|
|
|
*plDevErrVal = 0;
|
|
|
|
*pcelt = NUM_WIA_FORMAT_INFO;
|
|
*ppwfi = g_wfiTable;
|
|
return S_OK;
|
|
}
|
|
|
|
|
|
|
|
/**************************************************************************\
|
|
* drvNotifyPnpEvent
|
|
*
|
|
* Notify Pnp Event received by device manager
|
|
*
|
|
* Arguments:
|
|
*
|
|
*
|
|
*
|
|
* Return Value:
|
|
*
|
|
* Status
|
|
*
|
|
* History:
|
|
*
|
|
* Aug/3rd/1999 Original Version
|
|
*
|
|
\**************************************************************************/
|
|
|
|
HRESULT _stdcall TestUsdDevice::drvNotifyPnpEvent(
|
|
const GUID *pEventGUID,
|
|
BSTR bstrDeviceID,
|
|
ULONG ulReserved)
|
|
{
|
|
return (S_OK);
|
|
}
|