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Merged in blackoverlord89/ntwain (pull request #8)

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Plustek OpticSlim 2680H fix

Approved-by: blackoverlord89 <blackoverlord89@gmail.com>
This commit is contained in:
blackoverlord89 2018-09-10 20:56:54 +00:00 committed by Eugene Wang
commit 5a43284553
1 changed files with 11 additions and 1 deletions
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12
src/NTwain/Internals/TransferLogic.cs
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@ -29,7 +29,17 @@ namespace NTwain.Internals
if (session.DGControl.XferGroup.Get(ref xferGroup) == ReturnCode.Success)
{
xferAudio = (xferGroup & DataGroups.Audio) == DataGroups.Audio;
xferImage = xferGroup == DataGroups.None || (xferGroup & DataGroups.Image) == DataGroups.Image;
// check for Plustek OpticSlim 2680H, this scanner returns wrong xferGroup after first scanning
if (session.CurrentSource.Identity.ProductName.IndexOf("Plustek", StringComparison.OrdinalIgnoreCase) > -1 &&
session.CurrentSource.Identity.ProductName.IndexOf("OpticSlim", StringComparison.OrdinalIgnoreCase) > -1 &&
session.CurrentSource.Identity.ProductName.IndexOf("2680H", StringComparison.OrdinalIgnoreCase) > -1)
{
xferImage = true;
}
else
{
xferImage = xferGroup == DataGroups.None || (xferGroup & DataGroups.Image) == DataGroups.Image;
}
}
// some DS end up getting none but we will assume it's image
if (xferImage)