Source code of Windows XP (NT5)
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// WDM video capture
// Constants
// PhilF-: Ultimately, after wdm.h has been fixed to work on both
// Win98 and NT5, get the following value from wdm.h instead.
#define FILE_DEVICE_KS 0x0000002f
// Functions
BOOL WDMGetDevices(void);BOOL WDMOpenDevice(DWORD dwDeviceID);DWORD WDMGetVideoFormatSize(DWORD dwDeviceID);BOOL WDMGetVideoFormat(DWORD dwDeviceID, PBITMAPINFOHEADER pbmih);BOOL WDMSetVideoFormat(DWORD dwDeviceID, PBITMAPINFOHEADER pbmih);BOOL WDMGetVideoPalette(DWORD dwDeviceID, CAPTUREPALETTE* lpcp, DWORD dwcbSize);BOOL WDMCloseDevice(DWORD dwDeviceID);BOOL WDMUnInitializeVideoStream(DWORD dwDeviceID);BOOL WDMInitializeVideoStream(HCAPDEV hcd, DWORD dwDeviceID, DWORD dwMicroSecPerFrame);BOOL WDMVideoStreamReset(DWORD dwDeviceID);BOOL WDMVideoStreamAddBuffer(DWORD dwDeviceID, PVOID pBuff);BOOL WDMVideoStreamStart(DWORD dwDeviceID);BOOL WDMVideoStreamStop(DWORD dwDeviceID);BOOL WDMGetFrame(DWORD dwDeviceID, PVOID pBuff);BOOL WDMShowSettingsDialog(DWORD dwDeviceID, HWND hWndParent);
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