public static Bitmap PostProcessStep1(Image output, ScanProfile profile)
{
double scaleFactor = 1;
if (!profile.UseNativeUI)
{
scaleFactor = profile.AfterScanScale.ToIntScaleFactor();
}
var result = ImageScaleHelper.ScaleImage(output, scaleFactor);
if (!profile.UseNativeUI && profile.ForcePageSize)
{
float width = output.Width / output.HorizontalResolution;
float height = output.Height / output.VerticalResolution;
if (float.IsNaN(width) || float.IsNaN(height))
{
width = output.Width;
height = output.Height;
}
PageDimensions pageDimensions = profile.PageSize.PageDimensions() ?? profile.CustomPageSize;
if (pageDimensions.Width > pageDimensions.Height && width < height)
{
// Flip dimensions
result.SetResolution((float)(output.Width / pageDimensions.HeightInInches()), (float)(output.Height / pageDimensions.WidthInInches()));
}
else
{
result.SetResolution((float)(output.Width / pageDimensions.WidthInInches()), (float)(output.Height / pageDimensions.HeightInInches()));
}
}
return(result);
}
public Bitmap PostProcessStep1(Image output, ScanProfile profile, bool supportsNativeUI = true)
{
double scaleFactor = 1;
if (!profile.UseNativeUi || !supportsNativeUI)
{
scaleFactor = profile.AfterScanScale.ToIntScaleFactor();
}
var result = ImageScaleHelper.ScaleImage(output, scaleFactor);
if ((profile.UseNativeUi && supportsNativeUI) || (!profile.ForcePageSize && !profile.ForcePageSizeCrop))
{
return(result);
}
var width = output.Width / output.HorizontalResolution;
var height = output.Height / output.VerticalResolution;
if (float.IsNaN(width) || float.IsNaN(height))
{
width = output.Width;
height = output.Height;
}
var pageDimensions = profile.PageSize.PageDimensions() ?? profile.CustomPageSize;
if (pageDimensions.Width > pageDimensions.Height && width < height)
{
if (profile.ForcePageSizeCrop)
{
result = new CropTransform
{
Right = (int)((width - (float)pageDimensions.HeightInInches()) * output.HorizontalResolution),
Bottom = (int)((height - (float)pageDimensions.WidthInInches()) * output.VerticalResolution)
}.Perform(result);
}
else
{
result.SafeSetResolution((float)(output.Width / pageDimensions.HeightInInches()),
(float)(output.Height / pageDimensions.WidthInInches()));
}
}
else
{
if (profile.ForcePageSizeCrop)
{
result = new CropTransform
{
Right = (int)((width - (float)pageDimensions.WidthInInches()) * output.HorizontalResolution),
Bottom = (int)((height - (float)pageDimensions.HeightInInches()) * output.VerticalResolution)
}.Perform(result);
}
else
{
result.SafeSetResolution((float)(output.Width / pageDimensions.WidthInInches()), (float)(output.Height / pageDimensions.HeightInInches()));
}
}
return(result);
}