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DaVinci 4: Leonardo: Beispiel für unbeaufsichtigtes Scannen

// Set the scan resolution to 200 DPI

TWAINSetResolution(TwainAccessHandle, 200, 0);

// Set the Rectangle to be scanned

{

RECT rc;

SetRect(&rc, 1440, 1440, 1440*3, 1440*3);

// In TWIPS

TWAINSetRect(TwainAccessHandle, &rc, 0);

}

// Aquire an image

TWAINAquireExt(TwainAccessHandle, FALSE, TWAIN_COLOR_BW);

/* If an image is to arrive it will be sent by an UWM_TWAINIMAGERECEIVED Message to the hwFrame as

registered by the call to TWAINInitialize in WinMain */

Probleme mit TWAIN - Implementierungen

Funktion TWAINInitialize

Funktion TWAINAquireExt

Funktion TWAINSetResolution

Funktion TWAINSetRect

Funktion TWAINCallDS

Funktion TWAINIsDSMOpen