private async void btnScan_Click(object sender, EventArgs e)
{
// prepare the scan profile
if (defaultScanProfile == null)
{
defaultScanProfile = new ScanProfile {
Version = ScanProfile.CURRENT_VERSION
};
defaultScanProfile.DriverName = "twain";
defaultScanParams = new ScanParams();
var driver = driverFactory.Create(defaultScanProfile.DriverName);
driver.ScanProfile = defaultScanProfile;
driver.ScanParams = defaultScanParams;
var deviceList = driver.GetDeviceList();
if (!deviceList.Any())
{
MessageBox.Show("There is no connected device!");
return;
}
defaultScanProfile.Device = deviceList[0];
}
// perfor scan
do
{
await scanPerformer.PerformScan(defaultScanProfile, defaultScanParams, this, notify, ReceiveScannedImage());
} while (MessageBox.Show("Would you like to continue?", "Question", MessageBoxButtons.YesNo) == DialogResult.Yes);
SavePDF(imageList.Images);
imageList.Delete(Enumerable.Range(0, imageList.Images.Count));
}
private void PerformScan(ScanProfile profile)
{
OutputVerbose(ConsoleResources.BeginningScan);
bool autoSaveEnabled = !appConfigManager.Config.DisableAutoSave && profile.EnableAutoSave && profile.AutoSaveSettings != null;
if (options.AutoSave && !autoSaveEnabled)
{
errorOutput.DisplayError(ConsoleResources.AutoSaveNotEnabled);
if (options.OutputPath == null && options.EmailFileName == null)
{
return;
}
}
IWin32Window parentWindow = new Form {
Visible = false
};
totalPagesScanned = 0;
foreach (int i in Enumerable.Range(1, options.Number))
{
if (options.Delay > 0)
{
OutputVerbose(ConsoleResources.Waiting, options.Delay);
Thread.Sleep(options.Delay);
}
OutputVerbose(ConsoleResources.StartingScan, i, options.Number);
pagesScanned = 0;
scanPerformer.PerformScan(profile, new ScanParams {
NoUI = true, NoAutoSave = !options.AutoSave
}, parentWindow, null, ReceiveScannedImage);
OutputVerbose(ConsoleResources.PagesScanned, pagesScanned);
}
}
private bool GetProfile(out ScanProfile profile)
{
try
{
if (options.ProfileName == null)
{
// If no profile is specified, use the default (if there is one)
profile = profileManager.Profiles.Single(x => x.IsDefault);
}
else
{
// Use the profile with the specified name (case-sensitive)
profile = profileManager.Profiles.FirstOrDefault(x => x.DisplayName == options.ProfileName);
if (profile == null)
{
// If none found, try case-insensitive
profile = profileManager.Profiles.First(x => x.DisplayName.ToLower() == options.ProfileName.ToLower());
}
}
}
catch (InvalidOperationException)
{
errorOutput.DisplayError(ConsoleResources.ProfileUnavailableOrAmbiguous);
profile = null;
return(false);
}
return(true);
}
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 static Item GetItem(Device device, ScanProfile profile)
{
Item item;
if (profile.UseNativeUI)
{
try
{
var items = new CommonDialogClass().ShowSelectItems(device, WiaImageIntent.UnspecifiedIntent,
WiaImageBias.MaximizeQuality, true, true, true);
item = items[1];
}
catch (COMException e)
{
if ((uint)e.ErrorCode == Errors.UI_CANCELED)
{
return(null);
}
throw;
}
}
else
{
item = device.Items[1];
}
return(item);
}
public void PostProcessStep2(ScannedImage image, Bitmap bitmap, ScanProfile profile, ScanParams scanParams, int pageNumber)
{
if (!profile.UseNativeUI && profile.BrightnessContrastAfterScan)
{
if (profile.Brightness != 0)
{
AddTransformAndUpdateThumbnail(image, ref bitmap, new BrightnessTransform {
Brightness = profile.Brightness
});
}
if (profile.Contrast != 0)
{
AddTransformAndUpdateThumbnail(image, ref bitmap, new TrueContrastTransform {
Contrast = profile.Contrast
});
}
}
if (profile.FlipDuplexedPages && pageNumber % 2 == 0)
{
AddTransformAndUpdateThumbnail(image, ref bitmap, new RotationTransform(RotateFlipType.Rotate180FlipNone));
}
if (profile.AutoDeskew)
{
var op = operationFactory.Create <DeskewOperation>();
if (op.Start(new[] { image }))
{
operationProgress.ShowProgress(op);
}
}
if (scanParams.DetectPatchCodes && image.PatchCode == PatchCode.None)
{
image.PatchCode = PatchCodeDetector.Detect(bitmap);
}
}
public virtual ManagedChannel GetActiveChannel(ScanProfile scanProfile)
{
foreach (var channel in scanProfile.Channels)
{
try
{
logger.LogDebug($"Scanning du channel {channel.Name}.");
using var client = new WebClient();
string response = client.DownloadString(channel.TrackerUrl);
var tracker = JsonConvert.DeserializeObject <Tracker>(response);
if (tracker?.Metadata.First().Tot > 3)
{
logger.LogInformation($"Le channel {channel.Name} est activé par {tracker?.Metadata.First().Indicatif}");
return(channel);
}
logger.LogInformation($"Le channel {channel.Name} est inactif.");
}
catch (Exception e)
{
logger.LogError($"Erreur lors du scan du channel {channel.Name}.", e);
telemetry.TrackException(e, new Dictionary <string, string> {
{ "ChannelName", channel.Name }
});
}
}
return(null);
}
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 TwainMessageFilter(ScanProfile settings, Twain tw, FTwainGui form)
{
this.settings = settings;
this.tw = tw;
this.form = form;
Bitmaps = new List <ScannedImage>();
form.Activated += FTwainGui_Activated;
}
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);
}
private void SaveSettings()
{
if (ScanProfile.IsLocked)
{
if (!ScanProfile.IsDeviceLocked)
{
ScanProfile.Device = CurrentDevice;
}
return;
}
var pageSize = (PageSizeListItem)cmbPage.SelectedItem;
if (ScanProfile.DisplayName != null)
{
profileNameTracker.RenamingProfile(ScanProfile.DisplayName, txtName.Text);
}
scanProfile = new ScanProfile
{
Version = ScanProfile.CURRENT_VERSION,
Device = CurrentDevice,
IsDefault = isDefault,
DriverName = DeviceDriverName,
DisplayName = txtName.Text,
IconID = iconID,
MaxQuality = ScanProfile.MaxQuality,
UseNativeUI = rdbNative.Checked,
AfterScanScale = (ScanScale)cmbScale.SelectedIndex,
BitDepth = (ScanBitDepth)cmbDepth.SelectedIndex,
Brightness = trBrightness.Value,
Contrast = trContrast.Value,
PageAlign = (ScanHorizontalAlign)cmbAlign.SelectedIndex,
PageSize = pageSize.Type,
CustomPageSizeName = pageSize.CustomName,
CustomPageSize = pageSize.CustomDimens,
Resolution = (ScanDpi)cmbResolution.SelectedIndex,
PaperSource = (ScanSource)cmbSource.SelectedIndex,
EnableAutoSave = cbAutoSave.Checked,
AutoSaveSettings = ScanProfile.AutoSaveSettings,
Quality = ScanProfile.Quality,
BrightnessContrastAfterScan = ScanProfile.BrightnessContrastAfterScan,
AutoDeskew = ScanProfile.AutoDeskew,
WiaOffsetWidth = ScanProfile.WiaOffsetWidth,
WiaRetryOnFailure = ScanProfile.WiaRetryOnFailure,
WiaDelayBetweenScans = ScanProfile.WiaDelayBetweenScans,
WiaDelayBetweenScansSeconds = ScanProfile.WiaDelayBetweenScansSeconds,
ForcePageSize = ScanProfile.ForcePageSize,
ForcePageSizeCrop = ScanProfile.ForcePageSizeCrop,
FlipDuplexedPages = ScanProfile.FlipDuplexedPages,
TwainImpl = ScanProfile.TwainImpl,
ExcludeBlankPages = ScanProfile.ExcludeBlankPages,
BlankPageWhiteThreshold = ScanProfile.BlankPageWhiteThreshold,
BlankPageCoverageThreshold = ScanProfile.BlankPageCoverageThreshold
};
}
public TwainMessageFilter(ScanProfile settings, Twain tw, FTwainGui form, IScannedImageFactory scannedImageFactory)
{
this.settings = settings;
this.tw = tw;
this.form = form;
this.scannedImageFactory = scannedImageFactory;
Bitmaps = new List<IScannedImage>();
form.Activated += FTwainGui_Activated;
}
public static void PostProcessStep2(ScannedImage image, Bitmap bitmap, ScanProfile profile, ScanParams scanParams, int pageNumber)
{
if (!profile.UseNativeUI && profile.BrightnessContrastAfterScan)
{
if (profile.Brightness != 0)
{
AddTransformAndUpdateThumbnail(image, new BrightnessTransform {
Brightness = profile.Brightness
});
}
if (profile.Contrast != 0)
{
AddTransformAndUpdateThumbnail(image, new TrueContrastTransform {
Contrast = profile.Contrast
});
}
}
if (profile.FlipDuplexedPages && pageNumber % 2 == 0)
{
AddTransformAndUpdateThumbnail(image, new RotationTransform(RotateFlipType.Rotate180FlipNone));
}
if (scanParams.DetectPatchCodes && image.PatchCode == PatchCode.None)
{
IBarcodeReader reader = new BarcodeReader();
var barcodeResult = reader.Decode(bitmap);
if (barcodeResult != null)
{
switch (barcodeResult.Text)
{
case "PATCH1":
image.PatchCode = PatchCode.Patch1;
break;
case "PATCH2":
image.PatchCode = PatchCode.Patch2;
break;
case "PATCH3":
image.PatchCode = PatchCode.Patch3;
break;
case "PATCH4":
image.PatchCode = PatchCode.Patch4;
break;
case "PATCH6":
image.PatchCode = PatchCode.Patch6;
break;
case "PATCHT":
image.PatchCode = PatchCode.PatchT;
break;
}
}
}
}
public static void Configure(Device device, Item item, ScanProfile profile)
{
if (profile.UseNativeUI)
{
return;
}
ConfigureDeviceProperties(device, profile);
ConfigureItemProperties(device, item, profile);
}
public static void Configure(Device device, Item item, ScanProfile profile)
{
if (profile.UseNativeUI)
{
return;
}
ConfigureDeviceProperties(device, profile);
ConfigureItemProperties(device, item, profile);
}
public WiaBackgroundEventLoop(ScanProfile profile, ScanDevice scanDevice, ThreadFactory threadFactory)
{
this.profile = profile;
this.scanDevice = scanDevice;
thread = threadFactory.CreateThread(RunEventLoop);
thread.SetApartmentState(ApartmentState.STA);
thread.Start();
// Wait for the thread to initialize the background form and event loop
initWaiter.WaitOne();
}
public DirectProfileTransfer(ScanProfile profile)
{
ProcessID = Process.GetCurrentProcess().Id;
ScanProfile = profile.Clone();
Locked = ScanProfile.IsLocked;
ScanProfile.IsDefault = false;
ScanProfile.IsLocked = false;
ScanProfile.IsDeviceLocked = false;
}
private void AddProfile(ScanProfile profile)
{
profileManager.Profiles.Add(profile);
if (profileManager.Profiles.Count == 1)
{
profileManager.DefaultProfile = profile;
}
UpdateProfiles();
SelectProfile(x => x == profile);
profileManager.Save();
}
public List <ScanDevice> GetDeviceList(ScanProfile scanProfile)
{
if (scanProfile.DriverName == ProxiedScanDriver.DRIVER_NAME)
{
scanProfile.DriverName = scanProfile.ProxyDriverName;
}
var driver = scanDriverFactory.Create(scanProfile.DriverName);
driver.ScanProfile = scanProfile;
return(driver.GetDeviceList());
}
public bool Start(ScanProfile scanProfile, ScanDevice scanDevice, ScanParams scanParams, IWin32Window dialogParent, ScannedImageSource.Concrete source)
{
ScanProfile = scanProfile;
ScanDevice = scanDevice;
ScanParams = scanParams;
DialogParent = dialogParent;
ProgressTitle = ScanDevice.Name;
Status = new OperationStatus
{
StatusText = ScanProfile.PaperSource == ScanSource.Glass
? MiscResources.AcquiringData
: string.Format(MiscResources.ScanProgressPage, 1),
MaxProgress = 1000,
ProgressType = OperationProgressType.BarOnly
};
// TODO: NoUI
// TODO: Test native UI in console behaviour (versus older behaviour)
// TODO: What happens if you close FDesktop while a batch scan is in progress?
RunAsync(() =>
{
try
{
try
{
smoothProgress.Reset();
Scan(source);
}
catch (WiaException e)
{
WiaScanErrors.ThrowDeviceError(e);
}
return(true);
}
catch (Exception e)
{
// Don't call InvokeError; the driver will do the actual error handling
ScanException = e;
return(false);
}
finally
{
smoothProgress.Reset();
}
});
return(true);
}
public async Task <int> Scan(ScanProfile scanProfile, ScanParams scanParams)
{
if (scanProfile.DriverName == ProxiedScanDriver.DRIVER_NAME)
{
scanProfile.DriverName = scanProfile.ProxyDriverName;
}
if (scanProfile.TwainImpl == TwainImpl.Legacy)
{
scanProfile.TwainImpl = TwainImpl.OldDsm;
}
scanProfile.UseNativeUi = false;
var internalParams = new ScanParams
{
DetectPatchCodes = scanParams.DetectPatchCodes,
NoUi = true,
NoAutoSave = true,
DoOcr = false,
NoThumbnails = true,
SkipPostProcessing = true
};
var callback = OperationContext.Current.GetCallbackChannel <IScanCallback>();
var pages = 0;
await scanPerformer.PerformScan(scanProfile, internalParams, null, null, image =>
{
// TODO: Should stream this
// TODO: Also should think about avoiding the intermediate filesystem
using (image)
{
var indexImage = image.RecoveryIndexImage;
var imageBytes = File.ReadAllBytes(image.RecoveryFilePath);
var sanitizedIndexImage = new RecoveryIndexImage
{
FileName = Path.GetExtension(indexImage.FileName),
TransformList = indexImage.TransformList,
BitDepth = indexImage.BitDepth,
HighQuality = indexImage.HighQuality
};
callback.ImageReceived(imageBytes, sanitizedIndexImage);
pages++;
}
}, cancellation.Token);
return(pages);
}
public void PostProcessStep2(ScannedImage image, Bitmap bitmap, ScanProfile profile, ScanParams scanParams, int pageNumber, bool supportsNativeUI = true)
{
if (!scanParams.NoThumbnails)
{
image.SetThumbnail(thumbnailRenderer.RenderThumbnail(bitmap));
}
if (scanParams.SkipPostProcessing)
{
return;
}
if (profile.StretchHistogram && !profile.HistogramStretchConfig.IsNull)
{
AddTransformAndUpdateThumbnail(image, ref bitmap, new StretchHistogramTransform {
Parameters = profile.HistogramStretchConfig
});
}
if ((!profile.UseNativeUI || !supportsNativeUI) && profile.BrightnessContrastAfterScan)
{
if (profile.Brightness != 0)
{
AddTransformAndUpdateThumbnail(image, ref bitmap, new BrightnessTransform {
Brightness = profile.Brightness
});
}
if (profile.Contrast != 0)
{
AddTransformAndUpdateThumbnail(image, ref bitmap, new TrueContrastTransform {
Contrast = profile.Contrast
});
}
}
if (profile.FlipDuplexedPages && pageNumber % 2 == 0)
{
AddTransformAndUpdateThumbnail(image, ref bitmap, new RotationTransform(RotateFlipType.Rotate180FlipNone));
}
if (profile.AutoDeskew)
{
var op = operationFactory.Create <DeskewOperation>();
if (op.Start(new[] { image }))
{
operationProgress.ShowProgress(op);
op.Wait();
}
}
if (scanParams.DetectPatchCodes && image.PatchCode == PatchCode.None)
{
image.PatchCode = PatchCodeDetector.Detect(bitmap);
}
}
public static List<ScannedImage> Scan(ScanProfile settings, ScanDevice device, IWin32Window pForm, IFormFactory formFactory)
{
var tw = new Twain();
if (!tw.Init(pForm.Handle))
{
throw new DeviceNotFoundException();
}
if (!tw.SelectByName(device.ID))
{
throw new DeviceNotFoundException();
}
var form = formFactory.Create<FTwainGui>();
var mf = new TwainMessageFilter(settings, tw, form);
form.ShowDialog(pForm);
return mf.Bitmaps;
}
public async Task TwainScan(ScanDevice scanDevice, ScanProfile scanProfile, ScanParams scanParams, IntPtr hwnd)
{
try
{
await Task.Factory.StartNew(() =>
{
var imagePathDict = new Dictionary <ScannedImage, string>();
twainWrapper.Scan(hwnd == IntPtr.Zero ? null : new Win32Window(hwnd), scanDevice, scanProfile, scanParams, twainScanCts.Token,
new WorkerImageSource(Callback, imagePathDict), (img, _, path) => imagePathDict.Add(img, path));
}, TaskCreationOptions.LongRunning);
}
catch (ScanDriverException e)
{
throw new FaultException <ScanDriverExceptionDetail>(new ScanDriverExceptionDetail(e));
}
}
public static void PostProcessStep2(ScannedImage image, Bitmap bitmap, ScanProfile profile, ScanParams scanParams, int pageNumber)
{
if (!profile.UseNativeUI && profile.BrightnessContrastAfterScan)
{
if (profile.Brightness != 0)
{
AddTransformAndUpdateThumbnail(image, new BrightnessTransform { Brightness = profile.Brightness });
}
if (profile.Contrast != 0)
{
AddTransformAndUpdateThumbnail(image, new TrueContrastTransform { Contrast = profile.Contrast });
}
}
if (profile.FlipDuplexedPages && pageNumber % 2 == 0)
{
AddTransformAndUpdateThumbnail(image, new RotationTransform(RotateFlipType.Rotate180FlipNone));
}
if (scanParams.DetectPatchCodes && image.PatchCode == PatchCode.None)
{
IBarcodeReader reader = new BarcodeReader();
var barcodeResult = reader.Decode(bitmap);
if (barcodeResult != null)
{
switch (barcodeResult.Text)
{
case "PATCH1":
image.PatchCode = PatchCode.Patch1;
break;
case "PATCH2":
image.PatchCode = PatchCode.Patch2;
break;
case "PATCH3":
image.PatchCode = PatchCode.Patch3;
break;
case "PATCH4":
image.PatchCode = PatchCode.Patch4;
break;
case "PATCH6":
image.PatchCode = PatchCode.Patch6;
break;
case "PATCHT":
image.PatchCode = PatchCode.PatchT;
break;
}
}
}
}
public static List <ScannedImage> Scan(ScanProfile settings, ScanDevice device, IWin32Window pForm, IFormFactory formFactory)
{
var tw = new Twain();
if (!tw.Init(pForm.Handle))
{
throw new DeviceNotFoundException();
}
if (!tw.SelectByName(device.ID))
{
throw new DeviceNotFoundException();
}
var form = formFactory.Create <FTwainGui>();
var mf = new TwainMessageFilter(settings, tw, form);
form.ShowDialog(pForm);
return(mf.Bitmaps);
}
private void UpdateValues(ScanProfile scanProfile)
{
cbHighQuality.Checked = scanProfile.MaxQuality;
tbImageQuality.Value = scanProfile.Quality;
txtImageQuality.Text = scanProfile.Quality.ToString("G");
cbBrightnessContrastAfterScan.Checked = scanProfile.BrightnessContrastAfterScan;
cbAutoDeskew.Checked = scanProfile.AutoDeskew;
cbWiaOffsetWidth.Checked = scanProfile.WiaOffsetWidth;
cmbWiaVersion.SelectedIndex = (int)scanProfile.WiaVersion;
cbForcePageSize.Checked = scanProfile.ForcePageSize;
cbForcePageSizeCrop.Checked = scanProfile.ForcePageSizeCrop;
cbFlipDuplex.Checked = scanProfile.FlipDuplexedPages;
cmbTwainImpl.SelectedIndex = (int)scanProfile.TwainImpl;
cbExcludeBlankPages.Checked = scanProfile.ExcludeBlankPages;
tbWhiteThreshold.Value = scanProfile.BlankPageWhiteThreshold;
txtWhiteThreshold.Text = scanProfile.BlankPageWhiteThreshold.ToString("G");
tbCoverageThreshold.Value = scanProfile.BlankPageCoverageThreshold;
txtCoverageThreshold.Text = scanProfile.BlankPageCoverageThreshold.ToString("G");
}
private void UpdateValues(ScanProfile scanProfile)
{
cbHighQuality.Checked = scanProfile.MaxQuality;
tbImageQuality.Value = scanProfile.Quality;
txtImageQuality.Text = scanProfile.Quality.ToString("G");
cbBrightnessContrastAfterScan.Checked = scanProfile.BrightnessContrastAfterScan;
cbWiaOffsetWidth.Checked = scanProfile.WiaOffsetWidth;
cbForcePageSize.Checked = scanProfile.ForcePageSize;
cbFlipDuplex.Checked = scanProfile.FlipDuplexedPages;
if (scanProfile.TwainImpl != TwainImpl.X64 || Environment.Is64BitProcess)
{
cmbTwainImpl.SelectedIndex = (int)scanProfile.TwainImpl;
}
cbExcludeBlankPages.Checked = scanProfile.ExcludeBlankPages;
tbWhiteThreshold.Value = scanProfile.BlankPageWhiteThreshold;
txtWhiteThreshold.Text = scanProfile.BlankPageWhiteThreshold.ToString("G");
tbCoverageThreshold.Value = scanProfile.BlankPageCoverageThreshold;
txtCoverageThreshold.Text = scanProfile.BlankPageCoverageThreshold.ToString("G");
}
private async Task PerformScan(ScanProfile profile)
{
OutputVerbose(ConsoleResources.BeginningScan);
var autoSaveEnabled = !appConfigManager.Config.DisableAutoSave && profile.EnableAutoSave &&
profile.AutoSaveSettings != null;
if (options.AutoSave && !autoSaveEnabled)
{
errorOutput.DisplayError(ConsoleResources.AutoSaveNotEnabled);
if (options.OutputPath == null && options.EmailFileName == null)
{
return;
}
}
totalPagesScanned = 0;
foreach (var i in Enumerable.Range(1, options.Number))
{
if (options.Delay > 0)
{
OutputVerbose(ConsoleResources.Waiting, options.Delay);
Thread.Sleep(options.Delay);
}
OutputVerbose(ConsoleResources.StartingScan, i, options.Number);
pagesScanned = 0;
scanList.Add(new List <ScannedImage>());
var scanParams = new ScanParams
{
NoUi = !options.Progress,
NoAutoSave = !options.AutoSave,
NoThumbnails = true,
DetectPatchCodes = options.SplitPatchT,
DoOcr = ocrParams?.LanguageCode != null,
OcrParams = ocrParams
};
await scanPerformer.PerformScan(profile, scanParams, null, null, ReceiveScannedImage);
OutputVerbose(ConsoleResources.PagesScanned, pagesScanned);
}
}
public void Do()
{
profile = profileManager.Profiles.First(x => x.DisplayName == Settings.ProfileDisplayName);
scanParams = new ScanParams
{
DetectPatchCodes = Settings.OutputType == BatchOutputType.MultipleFiles && Settings.SaveSeparator == SaveSeparator.PatchT,
NoUI = true
};
try
{
Input();
}
catch (Exception)
{
// Save at least some data so it isn't lost
Output();
throw;
}
Output();
}
private static void ConfigureDeviceProperties(Device device, ScanProfile profile)
{
if (profile.PaperSource != ScanSource.Glass && DeviceSupportsFeeder(device))
{
SetDeviceIntProperty(device, 1, DeviceProperties.PAGES);
}
switch (profile.PaperSource)
{
case ScanSource.Glass:
SetDeviceIntProperty(device, Source.FLATBED, DeviceProperties.PAPER_SOURCE);
break;
case ScanSource.Feeder:
SetDeviceIntProperty(device, Source.FEEDER, DeviceProperties.PAPER_SOURCE);
break;
case ScanSource.Duplex:
SetDeviceIntProperty(device, Source.DUPLEX | Source.FEEDER, DeviceProperties.PAPER_SOURCE);
break;
}
}
public void Scan(IWin32Window dialogParent, ScanDevice scanDevice, ScanProfile scanProfile, ScanParams scanParams,
CancellationToken cancelToken, ScannedImageSource.Concrete source, Action <ScannedImage, ScanParams, string> runBackgroundOcr)
{
try
{
InternalScan(scanProfile.TwainImpl, dialogParent, scanDevice, scanProfile, scanParams, cancelToken, source, runBackgroundOcr);
}
catch (DeviceNotFoundException)
{
if (scanProfile.TwainImpl == TwainImpl.Default)
{
// Fall back to OldDsm in case of no devices
// This is primarily for Citrix support, which requires using twain_32.dll for TWAIN passthrough
InternalScan(TwainImpl.OldDsm, dialogParent, scanDevice, scanProfile, scanParams, cancelToken, source, runBackgroundOcr);
}
else
{
throw;
}
}
}
public static void Scan(ScanProfile settings, ScanDevice device, IWin32Window pForm, IFormFactory formFactory, ScannedImageSource.Concrete source)
{
var tw = new Twain();
if (!tw.Init(pForm.Handle))
{
throw new DeviceNotFoundException();
}
if (!tw.SelectByName(device.ID))
{
throw new DeviceNotFoundException();
}
var form = formFactory.Create <FTwainGui>();
var mf = new TwainMessageFilter(settings, tw, form);
form.ShowDialog(pForm);
foreach (var b in mf.Bitmaps)
{
source.Put(b);
}
}
public async Task Do()
{
profile = profileManager.Profiles.First(x => x.DisplayName == Settings.ProfileDisplayName);
scanParams = new ScanParams
{
DetectPatchCodes = Settings.OutputType == BatchOutputType.MultipleFiles && Settings.SaveSeparator == SaveSeparator.PatchT,
NoUi = true,
DoOcr = Settings.OutputType == BatchOutputType.Load ? (bool?)null // Use the default behaviour if we don't know what will be done with the images
: GetSavePathExtension().ToLower() == ".pdf" && ocrManager.DefaultParams?.LanguageCode != null,
OcrCancelToken = CancelToken
};
try
{
CancelToken.ThrowIfCancellationRequested();
await Input();
}
catch (OperationCanceledException)
{
return;
}
catch (Exception)
{
CancelToken.ThrowIfCancellationRequested();
// Save at least some data so it isn't lost
await Output();
throw;
}
try
{
CancelToken.ThrowIfCancellationRequested();
await Output();
}
catch (OperationCanceledException)
{
}
}
public static void PostProcessStep2(ScannedImage image, ScanProfile profile, int pageNumber)
{
if (!profile.UseNativeUI && profile.BrightnessContrastAfterScan)
{
if (profile.Brightness != 0)
{
AddTransformAndUpdateThumbnail(image, new BrightnessTransform {
Brightness = profile.Brightness
});
}
if (profile.Contrast != 0)
{
AddTransformAndUpdateThumbnail(image, new TrueContrastTransform {
Contrast = profile.Contrast
});
}
}
if (profile.FlipDuplexedPages && pageNumber % 2 == 0)
{
AddTransformAndUpdateThumbnail(image, new RotationTransform(RotateFlipType.Rotate180FlipNone));
}
}
private static void ConfigureDeviceProperties(Device device, ScanProfile profile)
{
if (profile.PaperSource != ScanSource.Glass && DeviceSupportsFeeder(device))
{
SetDeviceIntProperty(device, 1, DeviceProperties.PAGES);
}
switch (profile.PaperSource)
{
case ScanSource.Glass:
SetDeviceIntProperty(device, Source.FLATBED, DeviceProperties.PAPER_SOURCE);
break;
case ScanSource.Feeder:
SetDeviceIntProperty(device, Source.FEEDER, DeviceProperties.PAPER_SOURCE);
break;
case ScanSource.Duplex:
SetDeviceIntProperty(device, Source.DUPLEX | Source.FEEDER, DeviceProperties.PAPER_SOURCE);
break;
}
}
public static void PostProcessStep2(ScannedImage image, ScanProfile profile)
{
if (!profile.UseNativeUI && profile.BrightnessContrastAfterScan)
{
if (profile.Brightness != 0)
{
image.AddTransform(new BrightnessTransform { Brightness = profile.Brightness });
}
if (profile.Contrast != 0)
{
image.AddTransform(new TrueContrastTransform { Contrast = profile.Contrast });
}
}
}
public List<ScannedImage> Scan(IWin32Window dialogParent, bool activate, ScanDevice scanDevice, ScanProfile scanProfile, ScanParams scanParams)
{
if (scanProfile.TwainImpl == TwainImpl.Legacy)
{
return Legacy.TwainApi.Scan(scanProfile, scanDevice, dialogParent, formFactory);
}
var session = new TwainSession(TwainAppId);
var twainForm = formFactory.Create<FTwainGui>();
var images = new List<ScannedImage>();
Exception error = null;
bool cancel = false;
DataSource ds = null;
session.TransferReady += (sender, eventArgs) =>
{
Debug.WriteLine("NAPS2.TW - TransferReady");
if (cancel)
{
eventArgs.CancelAll = true;
}
};
session.DataTransferred += (sender, eventArgs) =>
{
Debug.WriteLine("NAPS2.TW - DataTransferred");
using (var output = Image.FromStream(eventArgs.GetNativeImageStream()))
{
using (var result = ScannedImageHelper.PostProcessStep1(output, scanProfile))
{
if (blankDetector.ExcludePage(result, scanProfile))
{
return;
}
var bitDepth = output.PixelFormat == PixelFormat.Format1bppIndexed
? ScanBitDepth.BlackWhite
: ScanBitDepth.C24Bit;
var image = new ScannedImage(result, bitDepth, scanProfile.MaxQuality, scanProfile.Quality);
ScannedImageHelper.PostProcessStep2(image, scanProfile);
if (scanParams.DetectPatchCodes)
{
foreach (var patchCodeInfo in eventArgs.GetExtImageInfo(ExtendedImageInfo.PatchCode))
{
if (patchCodeInfo.ReturnCode == ReturnCode.Success)
{
image.PatchCode = GetPatchCode(patchCodeInfo);
}
}
}
images.Add(image);
}
}
};
session.TransferError += (sender, eventArgs) =>
{
Debug.WriteLine("NAPS2.TW - TransferError");
if (eventArgs.Exception != null)
{
error = eventArgs.Exception;
}
else if (eventArgs.SourceStatus != null)
{
Log.Error("TWAIN Transfer Error. Return code = {0}; condition code = {1}; data = {2}.",
eventArgs.ReturnCode, eventArgs.SourceStatus.ConditionCode, eventArgs.SourceStatus.Data);
}
else
{
Log.Error("TWAIN Transfer Error. Return code = {0}.", eventArgs.ReturnCode);
}
cancel = true;
twainForm.Close();
};
session.SourceDisabled += (sender, eventArgs) =>
{
Debug.WriteLine("NAPS2.TW - SourceDisabled");
twainForm.Close();
};
twainForm.Shown += (sender, eventArgs) =>
{
if (activate)
{
// TODO: Set this flag based on whether NAPS2 already has focus
// http://stackoverflow.com/questions/7162834/determine-if-current-application-is-activated-has-focus
// Or maybe http://stackoverflow.com/questions/156046/show-a-form-without-stealing-focus
twainForm.Activate();
}
Debug.WriteLine("NAPS2.TW - TwainForm.Shown");
try
{
ReturnCode rc = session.Open(new WindowsFormsMessageLoopHook(dialogParent.Handle));
if (rc != ReturnCode.Success)
{
Debug.WriteLine("NAPS2.TW - Could not open session - {0}", rc);
twainForm.Close();
return;
}
ds = session.FirstOrDefault(x => x.Name == scanDevice.ID);
if (ds == null)
{
Debug.WriteLine("NAPS2.TW - Could not find DS - DS count = {0}", session.Count());
throw new DeviceNotFoundException();
}
rc = ds.Open();
if (rc != ReturnCode.Success)
{
Debug.WriteLine("NAPS2.TW - Could not open DS - {0}", rc);
twainForm.Close();
return;
}
ConfigureDS(ds, scanProfile, scanParams);
var ui = scanProfile.UseNativeUI ? SourceEnableMode.ShowUI : SourceEnableMode.NoUI;
Debug.WriteLine("NAPS2.TW - Enabling DS");
rc = ds.Enable(ui, true, twainForm.Handle);
Debug.WriteLine("NAPS2.TW - Enable finished");
if (rc != ReturnCode.Success)
{
Debug.WriteLine("NAPS2.TW - Enable failed - {0}, rc");
twainForm.Close();
}
}
catch (Exception ex)
{
Debug.WriteLine("NAPS2.TW - Error");
error = ex;
twainForm.Close();
}
};
Debug.WriteLine("NAPS2.TW - Showing TwainForm");
twainForm.ShowDialog(dialogParent);
Debug.WriteLine("NAPS2.TW - TwainForm closed");
if (ds != null && session.IsSourceOpen)
{
Debug.WriteLine("NAPS2.TW - Closing DS");
ds.Close();
}
if (session.IsDsmOpen)
{
Debug.WriteLine("NAPS2.TW - Closing session");
session.Close();
}
if (error != null)
{
Debug.WriteLine("NAPS2.TW - Throwing error - {0}", error);
if (error is ScanDriverException)
{
throw error;
}
throw new ScanDriverUnknownException(error);
}
return images;
}
private void ConfigureDS(DataSource ds, ScanProfile scanProfile, ScanParams scanParams)
{
if (scanProfile.UseNativeUI)
{
return;
}
// Paper Source
switch (scanProfile.PaperSource)
{
case ScanSource.Glass:
ds.Capabilities.CapFeederEnabled.SetValue(BoolType.False);
ds.Capabilities.CapDuplexEnabled.SetValue(BoolType.False);
break;
case ScanSource.Feeder:
ds.Capabilities.CapFeederEnabled.SetValue(BoolType.True);
ds.Capabilities.CapDuplexEnabled.SetValue(BoolType.False);
break;
case ScanSource.Duplex:
ds.Capabilities.CapFeederEnabled.SetValue(BoolType.True);
ds.Capabilities.CapDuplexEnabled.SetValue(BoolType.True);
break;
}
// Bit Depth
switch (scanProfile.BitDepth)
{
case ScanBitDepth.C24Bit:
ds.Capabilities.ICapPixelType.SetValue(PixelType.RGB);
break;
case ScanBitDepth.Grayscale:
ds.Capabilities.ICapPixelType.SetValue(PixelType.Gray);
break;
case ScanBitDepth.BlackWhite:
ds.Capabilities.ICapPixelType.SetValue(PixelType.BlackWhite);
break;
}
// Page Size, Horizontal Align
PageDimensions pageDimensions = scanProfile.PageSize.PageDimensions() ?? scanProfile.CustomPageSize;
if (pageDimensions == null)
{
throw new InvalidOperationException("No page size specified");
}
float pageWidth = pageDimensions.WidthInThousandthsOfAnInch() / 1000.0f;
float pageHeight = pageDimensions.HeightInThousandthsOfAnInch() / 1000.0f;
var pageMaxWidthFixed = ds.Capabilities.ICapPhysicalWidth.GetCurrent();
float pageMaxWidth = pageMaxWidthFixed.Whole + (pageMaxWidthFixed.Fraction / (float)UInt16.MaxValue);
float horizontalOffset = 0.0f;
if (scanProfile.PageAlign == ScanHorizontalAlign.Center)
horizontalOffset = (pageMaxWidth - pageWidth) / 2;
else if (scanProfile.PageAlign == ScanHorizontalAlign.Left)
horizontalOffset = (pageMaxWidth - pageWidth);
ds.Capabilities.ICapUnits.SetValue(Unit.Inches);
TWImageLayout imageLayout;
ds.DGImage.ImageLayout.Get(out imageLayout);
imageLayout.Frame = new TWFrame
{
Left = horizontalOffset,
Right = horizontalOffset + pageWidth,
Top = 0,
Bottom = pageHeight
};
ds.DGImage.ImageLayout.Set(imageLayout);
// Brightness, Contrast
// Conveniently, the range of values used in settings (-1000 to +1000) is the same range TWAIN supports
if (!scanProfile.BrightnessContrastAfterScan)
{
ds.Capabilities.ICapBrightness.SetValue(scanProfile.Brightness);
ds.Capabilities.ICapContrast.SetValue(scanProfile.Contrast);
}
// Resolution
int dpi = scanProfile.Resolution.ToIntDpi();
ds.Capabilities.ICapXResolution.SetValue(dpi);
ds.Capabilities.ICapYResolution.SetValue(dpi);
// Patch codes
if (scanParams.DetectPatchCodes)
{
ds.Capabilities.ICapPatchCodeDetectionEnabled.SetValue(BoolType.True);
}
}
public static Item GetItem(Device device, ScanProfile profile)
{
Item item;
if (profile.UseNativeUI)
{
try
{
var items = new CommonDialogClass().ShowSelectItems(device, WiaImageIntent.UnspecifiedIntent,
WiaImageBias.MaximizeQuality, true, true, true);
item = items[1];
}
catch (COMException e)
{
if ((uint)e.ErrorCode == Errors.UI_CANCELED)
return null;
throw;
}
}
else
{
item = device.Items[1];
}
return item;
}
public bool ExcludePage(Bitmap bitmap, ScanProfile scanProfile)
{
return scanProfile.ExcludeBlankPages && IsBlank(bitmap, scanProfile.BlankPageWhiteThreshold, scanProfile.BlankPageCoverageThreshold);
}
public void Do()
{
profile = profileManager.Profiles.First(x => x.DisplayName == Settings.ProfileDisplayName);
scanParams = new ScanParams
{
DetectPatchCodes = Settings.OutputType == BatchOutputType.MultipleFiles && Settings.SaveSeparator == BatchSaveSeparator.PatchT,
NoUI = true
};
try
{
Input();
}
catch (Exception)
{
// Save at least some data so it isn't lost
Output();
throw;
}
Output();
}
private static void ConfigureItemProperties(Device device, Item item, ScanProfile profile)
{
switch (profile.BitDepth)
{
case ScanBitDepth.Grayscale:
SetItemIntProperty(item, 2, ItemProperties.DATA_TYPE);
break;
case ScanBitDepth.C24Bit:
SetItemIntProperty(item, 3, ItemProperties.DATA_TYPE);
break;
case ScanBitDepth.BlackWhite:
SetItemIntProperty(item, 0, ItemProperties.DATA_TYPE);
break;
}
int maxResolution = Math.Min(GetItemIntPropertyMax(item, ItemProperties.VERTICAL_RESOLUTION),
GetItemIntPropertyMax(item, ItemProperties.HORIZONTAL_RESOLUTION));
int resolution = Math.Min(profile.Resolution.ToIntDpi(), maxResolution);
SetItemIntProperty(item, resolution, ItemProperties.VERTICAL_RESOLUTION);
SetItemIntProperty(item, resolution, ItemProperties.HORIZONTAL_RESOLUTION);
PageDimensions pageDimensions = profile.PageSize.PageDimensions() ?? profile.CustomPageSize;
if (pageDimensions == null)
{
throw new InvalidOperationException("No page size specified");
}
int pageWidth = pageDimensions.WidthInThousandthsOfAnInch() * resolution / 1000;
int pageHeight = pageDimensions.HeightInThousandthsOfAnInch() * resolution / 1000;
int horizontalSize =
GetDeviceIntProperty(device, profile.PaperSource == ScanSource.Glass
? DeviceProperties.HORIZONTAL_BED_SIZE
: DeviceProperties.HORIZONTAL_FEED_SIZE);
int verticalSize =
GetDeviceIntProperty(device, profile.PaperSource == ScanSource.Glass
? DeviceProperties.VERTICAL_BED_SIZE
: DeviceProperties.VERTICAL_FEED_SIZE);
int pagemaxwidth = horizontalSize * resolution / 1000;
int pagemaxheight = verticalSize * resolution / 1000;
int horizontalPos = 0;
if (profile.PageAlign == ScanHorizontalAlign.Center)
horizontalPos = (pagemaxwidth - pageWidth) / 2;
else if (profile.PageAlign == ScanHorizontalAlign.Left)
horizontalPos = (pagemaxwidth - pageWidth);
pageWidth = pageWidth < pagemaxwidth ? pageWidth : pagemaxwidth;
pageHeight = pageHeight < pagemaxheight ? pageHeight : pagemaxheight;
if (profile.WiaOffsetWidth)
{
SetItemIntProperty(item, pageWidth + horizontalPos, ItemProperties.HORIZONTAL_EXTENT);
SetItemIntProperty(item, horizontalPos, ItemProperties.HORIZONTAL_START);
}
else
{
SetItemIntProperty(item, horizontalPos, ItemProperties.HORIZONTAL_START);
SetItemIntProperty(item, pageWidth, ItemProperties.HORIZONTAL_EXTENT);
}
SetItemIntProperty(item, pageHeight, ItemProperties.VERTICAL_EXTENT);
if (!profile.BrightnessContrastAfterScan)
{
SetItemIntProperty(item, profile.Contrast, -1000, 1000, ItemProperties.CONTRAST);
SetItemIntProperty(item, profile.Brightness, -1000, 1000, ItemProperties.BRIGHTNESS);
}
}
