RGB Response Example for C++ 5.0 and later
void TestRGBResponse(ILEADRasterTwain * pRasterTwain)
{
pRasterTwain->put_RGBElementsCount (2);
pRasterTwain->GetRGBElements(0)->Index = 0;
pRasterTwain->GetRGBElements(0)->Channel1 = 0;
pRasterTwain->GetRGBElements(0)->Channel2 = 0;
pRasterTwain->GetRGBElements(0)->Channel3 = 0;
pRasterTwain->GetRGBElements(1)->Index = 1;
pRasterTwain->GetRGBElements(1)->Channel1 = 255;
pRasterTwain->GetRGBElements(1)->Channel2 = 255;
pRasterTwain->GetRGBElements(1)->Channel3 = 255;
pRasterTwain->SetRGBResponse (L_TWAIN_RGB_RESPONSE_SET, 1);
}