public static bool FindTextInImageFile(string fileFullPath, string text, ref CancellationTokenSource cts)
{
try
{
// Create an instance of OcrEngine class
var ocr = new OcrEngine();
// Set the Image property of OcrEngine by reading an image file
ocr.Image = ImageStream.FromFile(fileFullPath);
// Set the RemoveNonText to true
ocr.Config.DetectTextRegions = true;
// Perform OCR operation
if (ocr.Process())
{
if (ocr.Text.ToString().Contains(text))
{
return(true);
}
}
}
catch (Exception)
{
return(false);
}
return(false);
}
public static void Run()
{
// ExStart:ExtractPreprocessedImages
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_OCR();
// Initialize an instance of OcrEngine
OcrEngine ocrEngine = new OcrEngine();
// Set the Image property by loading the image from file path location or an instance of MemoryStream
ocrEngine.Image = ImageStream.FromFile(dataDir + "sample1.jpg");
ocrEngine.Config.SavePreprocessedImages = true;
// Process the image
if (ocrEngine.Process())
{
// Save binarized,filtered image on disc
ocrEngine.PreprocessedImages.BinarizedImage.Save(dataDir + "BinarizedImage_out.png", System.Drawing.Imaging.ImageFormat.Png);
ocrEngine.PreprocessedImages.FilteredImage.Save(dataDir + "FilteredImage_out.png", System.Drawing.Imaging.ImageFormat.Png);
// Save image after removing non-textual fragments, skew correction and textual block detection
ocrEngine.PreprocessedImages.NonTextRemovedImage.Save(dataDir + "NonTextRemovedImage_out.png", System.Drawing.Imaging.ImageFormat.Png);
ocrEngine.PreprocessedImages.RotatedImage.Save(dataDir + "RotatedImage_out.png", System.Drawing.Imaging.ImageFormat.Png);
ocrEngine.PreprocessedImages.TextBlocksImage.Save(dataDir + "TextBlocksImage_out.png", System.Drawing.Imaging.ImageFormat.Png);
}
// ExEnd:ExtractPreprocessedImages
}
public static void Run()
{
// ExStart:WorkingWithDifferentLanguages
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_OCR();
// Initialize an instance of OcrEngine
OcrEngine ocrEngine = new OcrEngine();
// Set the Image property by loading the image from file path location or an instance of Stream
ocrEngine.Image = ImageStream.FromFile(dataDir + "SpanishOCR.bmp");
// Clear the default language (English)
ocrEngine.LanguageContainer.Clear();
// Load the resources of the language from file path location or an instance of Stream
ocrEngine.LanguageContainer.AddLanguage(LanguageFactory.Load(dataDir + "Aspose.OCR.Spanish.Resources.zip"));
// Process the image
if (ocrEngine.Process())
{
// Display the recognized text
Console.WriteLine(ocrEngine.Text);
}
// ExEnd:WorkingWithDifferentLanguages
}
public static void Main()
{
// The path to the documents directory.
string dataDir = Aspose.OCR.Examples.Utils.GetDataDir(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
//Initialize an instance of OcrEngine
OcrEngine ocrEngine = new OcrEngine();
//Set the Image property by loading the image from file path location or an instance of MemoryStream
ocrEngine.Image = ImageStream.FromFile(dataDir+ "Sampleocr.bmp");
//Get an instance of INotifier
INotifier processorWord = NotifierFactory.WordNotifier();
//Write a delegate to handle the Elapsed event
processorWord.Elapsed += delegate
{
//Display the recognized text on screen
Console.WriteLine(processorWord.Text);
};
// Add the word processor to the OcrEngine
ocrEngine.AddNotifier(processorWord);
//Process the image
ocrEngine.Process();
}
public static void Main(string[] args)
{
// The path to the documents directory.
string dataDir = Aspose.OCR.Examples.Utils.GetDataDir(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
//Initialize an instance of OcrEngine
OcrEngine ocrEngine = new OcrEngine();
//Clear notifier list
ocrEngine.ClearNotifies();
//Clear recognition blocks
ocrEngine.Config.ClearRecognitionBlocks();
//Add 2 rectangles to user defined recognition blocks
ocrEngine.Config.AddRecognitionBlock(RecognitionBlock.CreateTextBlock(27, 63, 34, 38)); //Detecting A
ocrEngine.Config.AddRecognitionBlock(RecognitionBlock.CreateTextBlock(209, 111, 28, 34)); //Detecting 6
//Ignore everything else on the image other than the user defined recognition blocks
ocrEngine.Config.DetectTextRegions = false;
//Set Image property by loading an image from file path
ocrEngine.Image = ImageStream.FromFile(dataDir + "sampleocr.bmp");
//Run recognition process
if (ocrEngine.Process())
{
Console.WriteLine(ocrEngine.Text);
}
}
public static void Run()
{
// ExStart:OCROnMultipageTIFF
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_OCR() + "SampleTiff.tiff";
// Create an initialize an instance of OcrEngine
OcrEngine engine = new OcrEngine();
// Set the OcrEngine.Image property by loading a multipage TIFF from disk, memory or URL
engine.Image = ImageStream.FromFile(dataDir);
// Set OcrEngine.ProcessAllPages to true in order to process all pages of TIFF in single run
engine.ProcessAllPages = true;
// Call OcrEngine.Process method to perform OCR operation
if (engine.Process())
{
// Retrieve the list of Pages
Page[] pages = engine.Pages;
// Iterate over the list of Pages
foreach (Page page in pages)
{
// Display the recognized text from each Page
Console.WriteLine(page.PageText);
}
}
// ExStart:OCROnMultipageTIFF
}
public static void Run()
{
// ExStart:ReadPartInformation
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_OMR();
// Initialize an instance of OcrEngine
OcrEngine ocrEngine = new OcrEngine();
// Set Image property by loading an image from file path
ocrEngine.Image = ImageStream.FromFile(dataDir + "Sampleocr.bmp");
// Run recognition process
if (ocrEngine.Process())
{
Console.WriteLine(ocrEngine.Text);
// Retrieve an array of recognized text by parts
IRecognizedPartInfo[] text = ocrEngine.Text.PartsInfo;
// Iterate over the text parts
foreach (IRecognizedTextPartInfo symbol in text)
{
// Display part intomation
Console.WriteLine("Text : " + symbol.Text);
Console.WriteLine("isItalic : " + symbol.Italic);
Console.WriteLine("Language : " + symbol.Language);
}
}
// ExStart:ReadPartInformation
}
public static void Run()
{
// ExStart:DetectingTextBlocks
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_OMR();
// Initialize an instance of OcrEngine
OcrEngine ocrEngine = new OcrEngine();
// Set Image property by loading an image from file path
ocrEngine.Image = ImageStream.FromFile(dataDir+ "Sampleocr.bmp");
// Remove non-textual blocks
ocrEngine.Config.RemoveNonText = true;
// Run recognition process
if (ocrEngine.Process())
{
// Display text block locations
foreach (IRecognizedPartInfo part in ocrEngine.Text.PartsInfo)
{
Console.WriteLine(part.Box);
}
}
// ExEnd:DetectingTextBlocks
}
public static void Run()
{
// ExStart:DetectingTextBlocks
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_OMR();
// Initialize an instance of OcrEngine
OcrEngine ocrEngine = new OcrEngine();
// Set Image property by loading an image from file path
ocrEngine.Image = ImageStream.FromFile(dataDir + "Sampleocr.bmp");
// Remove non-textual blocks
ocrEngine.Config.RemoveNonText = true;
// Run recognition process
if (ocrEngine.Process())
{
// Display text block locations
foreach (IRecognizedPartInfo part in ocrEngine.Text.PartsInfo)
{
Console.WriteLine(part.Box);
}
}
// ExEnd:DetectingTextBlocks
}
public static void Run()
{
// ExStart:GetLocationAndSizeExample
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_OMR();
// Initialize an instance of OcrEngine
OcrEngine ocrEngine = new OcrEngine();
// Set Image property by loading an image from file path
ocrEngine.Image = ImageStream.FromFile(dataDir + "Sampleocr.bmp");
// Run recognition process
if (ocrEngine.Process())
{
Console.WriteLine(ocrEngine.Text);
// Retrieve an array of recognized text by parts
IRecognizedPartInfo[] text = ocrEngine.Text.PartsInfo;
// Iterate over the text parts
foreach (var recognizedPartInfo in text)
{
var symbol = (IRecognizedTextPartInfo)recognizedPartInfo;
// Display the part information
Console.WriteLine("Symbol:" + symbol.Text);
// Get the rectangle sourronding the symbol
Rectangle box = symbol.Box;
// Display the rectangle location on the image canvas
Console.WriteLine("Box Location:" + box.Location);
// Display the rectangle dimensions
Console.WriteLine("Box Size:" + box.Size);
}
}
// ExEnd:GetLocationAndSizeExample
}
public static void Run()
{
// ExStart:ExtractPreprocessedImages
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_OCR();
// Initialize an instance of OcrEngine
OcrEngine ocrEngine = new OcrEngine();
// Set the Image property by loading the image from file path location or an instance of MemoryStream
ocrEngine.Image = ImageStream.FromFile(dataDir + "sample1.jpg");
ocrEngine.Config.SavePreprocessedImages = true;
// Process the image
if (ocrEngine.Process())
{
// Save binarized,filtered image on disc
ocrEngine.PreprocessedImages.BinarizedImage.Save(dataDir + "BinarizedImage_out.png", System.Drawing.Imaging.ImageFormat.Png);
ocrEngine.PreprocessedImages.FilteredImage.Save(dataDir + "FilteredImage_out.png", System.Drawing.Imaging.ImageFormat.Png);
// Save image after removing non-textual fragments, skew correction and textual block detection
ocrEngine.PreprocessedImages.NonTextRemovedImage.Save(dataDir + "NonTextRemovedImage_out.png", System.Drawing.Imaging.ImageFormat.Png);
ocrEngine.PreprocessedImages.RotatedImage.Save(dataDir + "RotatedImage_out.png", System.Drawing.Imaging.ImageFormat.Png);
ocrEngine.PreprocessedImages.TextBlocksImage.Save(dataDir + "TextBlocksImage_out.png", System.Drawing.Imaging.ImageFormat.Png);
}
// ExEnd:ExtractPreprocessedImages
}
public static void Run()
{
// ExStart:ApplyingCorrectionFilters
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_OCR();
// Initialize an instance of OcrEngine
OcrEngine ocrEngine = new OcrEngine();
// Set Image property by loading an image from file path
ocrEngine.Image = ImageStream.FromFile(dataDir + "Sampleocr.bmp");
// Create CorrectionFilters collection
CorrectionFilters filters = new CorrectionFilters();
Filter filter = null;
// Initialize Median filter
filter = new MedianFilter(5);
filters.Add(filter);
// Create Gaussian Blur filter
filter = new GaussBlurFilter();
filters.Add(filter);
// Assign collection to OcrEngine
ocrEngine.Config.CorrectionFilters = filters;
// Run recognition process
if (ocrEngine.Process())
{
// Display results
Console.WriteLine(ocrEngine.Text);
}
// ExEnd:ApplyingCorrectionFilters
}
public static void Main()
{
// The path to the documents directory.
string dataDir = Aspose.OCR.Examples.Utils.GetDataDir(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
//Initialize an instance of OcrEngine
OcrEngine ocrEngine = new OcrEngine();
//Set the Image property by loading the image from file path location or an instance of MemoryStream
ocrEngine.Image = ImageStream.FromFile(dataDir + "Sampleocr.bmp");
//Get an instance of INotifier
INotifier processorWord = NotifierFactory.WordNotifier();
//Write a delegate to handle the Elapsed event
processorWord.Elapsed += delegate
{
//Display the recognized text on screen
Console.WriteLine(processorWord.Text);
};
// Add the word processor to the OcrEngine
ocrEngine.AddNotifier(processorWord);
//Process the image
ocrEngine.Process();
}
public static void Run()
{
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_OCR();
// Create an initialize an instance of OcrEngine
OcrEngine engine = new OcrEngine();
// Set the OcrEngine.Image property by loading an image from disk, memory or URL
engine.Image = ImageStream.FromFile(dataDir + "Sample.bmp");
// Create text recognition block by supplying X,Y coordinates and Width,Height values
IRecognitionBlock block = RecognitionBlock.CreateTextBlock(6, 9, 120, 129);
// Set the Whitelist property by specifying a new block whitelist
block.Whitelist = new char[] { '0', '1', '2', '3', '4', '5', '6', '7', '8', '9' };
// YOU CAN ADD MORE TEXT BLOCK AND SET WHITE LISTS.
// Set different configurations and add recognition block(s)
engine.Config.ClearRecognitionBlocks();
engine.Config.AddRecognitionBlock(block);
engine.Config.DetectTextRegions = false;
// Call OcrEngine.Process method to perform OCR operation
if (engine.Process())
{
// Display the recognized text from each Page
Console.WriteLine(engine.Text);
}
}
public static void Main(string[] args)
{
// The path to the documents directory.
string dataDir = Aspose.OCR.Examples.Utils.GetDataDir(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
//Initialize an instance of OcrEngine
OcrEngine ocrEngine = new OcrEngine();
//Clear notifier list
ocrEngine.ClearNotifies();
//Clear recognition blocks
ocrEngine.Config.ClearRecognitionBlocks();
//Add 2 rectangles to user defined recognition blocks
ocrEngine.Config.AddRecognitionBlock(RecognitionBlock.CreateTextBlock(27, 63, 34, 38)); //Detecting A
ocrEngine.Config.AddRecognitionBlock(RecognitionBlock.CreateTextBlock(209, 111, 28, 34)); //Detecting 6
//Ignore everything else on the image other than the user defined recognition blocks
ocrEngine.Config.DetectTextRegions = false;
//Set Image property by loading an image from file path
ocrEngine.Image = ImageStream.FromFile(dataDir + "sampleocr.bmp");
//Run recognition process
if (ocrEngine.Process())
{
Console.WriteLine(ocrEngine.Text);
}
}
public static void Run()
{
// ExStart:ExtractingText
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_OCR();
// Initialize an instance of OcrEngine
OcrEngine ocrEngine = new OcrEngine();
// Clear notifier list
ocrEngine.ClearNotifies();
// Clear recognition blocks
ocrEngine.Config.ClearRecognitionBlocks();
// Add 2 rectangles to user defined recognition blocks
ocrEngine.Config.AddRecognitionBlock(RecognitionBlock.CreateTextBlock(27, 63, 34, 38)); // Detecting A
ocrEngine.Config.AddRecognitionBlock(RecognitionBlock.CreateTextBlock(209, 111, 28, 34)); // Detecting 6
// Ignore everything else on the image other than the user defined recognition blocks
ocrEngine.Config.DetectTextRegions = false;
// Set Image property by loading an image from file path
ocrEngine.Image = ImageStream.FromFile(dataDir + "sampleocr.bmp");
// Run recognition process
if (ocrEngine.Process())
{
Console.WriteLine(ocrEngine.Text);
}
// ExEnd:ExtractingText
}
public static void Main()
{
// The path to the documents directory.
string dataDir = Aspose.OCR.Examples.Utils.GetDataDir(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
//Initialize an instance of OcrEngine
OcrEngine ocrEngine = new OcrEngine();
//Set Image property by loading an image from file path
ocrEngine.Image = ImageStream.FromFile(dataDir+ "Sampleocr.bmp");
//Run recognition process
if (ocrEngine.Process())
{
Console.WriteLine(ocrEngine.Text);
// Retrieve an array of recognized text by parts
IRecognizedPartInfo[] text = ocrEngine.Text.PartsInfo;
// Iterate over the text parts
foreach (IRecognizedTextPartInfo symbol in text)
{
// Display part intomation
Console.WriteLine("Text : " + symbol.Text);
Console.WriteLine("isItalic : " + symbol.Italic);
Console.WriteLine("isUnderline : " + symbol.Underline);
Console.WriteLine("isBold : " + symbol.Bold);
Console.WriteLine("FontSize : " + symbol.FontSize);
Console.WriteLine("Language : " + symbol.Language);
}
}
}
public static void Run()
{
// ExStart:OCROnMultipageTIFF
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_OCR() + "SampleTiff.tiff";
// Create an initialize an instance of OcrEngine
OcrEngine engine = new OcrEngine();
// Set the OcrEngine.Image property by loading a multipage TIFF from disk, memory or URL
engine.Image = ImageStream.FromFile(dataDir);
// Set OcrEngine.ProcessAllPages to true in order to process all pages of TIFF in single run
engine.ProcessAllPages = true;
// Call OcrEngine.Process method to perform OCR operation
if (engine.Process())
{
// Retrieve the list of Pages
Page[] pages = engine.Pages;
// Iterate over the list of Pages
foreach (Page page in pages)
{
// Display the recognized text from each Page
Console.WriteLine(page.PageText);
}
}
// ExStart:OCROnMultipageTIFF
}
public static void Main()
{
// The path to the documents directory.
string dataDir = Aspose.OCR.Examples.Utils.GetDataDir(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
//Initialize an instance of OcrEngine
OcrEngine ocrEngine = new OcrEngine();
//Set Image property by loading an image from file path
ocrEngine.Image = ImageStream.FromFile(dataDir+ "Sampleocr.bmp");
//Run recognition process
if (ocrEngine.Process())
{
Console.WriteLine(ocrEngine.Text);
//Retrieve an array of recognized text by parts
IRecognizedPartInfo[] text = ocrEngine.Text.PartsInfo;
//Iterate over the text parts
foreach (IRecognizedTextPartInfo symbol in text)
{
//Display the part information
Console.WriteLine("Symbol:" + symbol.Text);
//Get the rectangle sourronding the symbol
Rectangle box = symbol.Box;
//Display the rectangle location on the image canvas
Console.WriteLine("Box Location:" + box.Location);
//Display the rectangle dimensions
Console.WriteLine("Box Size:" + box.Size);
}
}
}
public static void Run()
{
// ExStart:GettingNotification
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_OMR();
// Initialize an instance of OcrEngine
OcrEngine ocrEngine = new OcrEngine();
// Set the Image property by loading the image from file path location or an instance of MemoryStream
ocrEngine.Image = ImageStream.FromFile(dataDir + "Sampleocr.bmp");
// Get an instance of INotifier
INotifier processorWord = NotifierFactory.WordNotifier();
//Write a delegate to handle the Elapsed event
processorWord.Elapsed += delegate
{
// Display the recognized text on screen
Console.WriteLine(processorWord.Text);
};
// Add the word processor to the OcrEngine
ocrEngine.AddNotifier(processorWord);
// Process the image
ocrEngine.Process();
// ExEnd:GettingNotification
}
public static void Run()
{
// ExStart:ExtractPreprocessedImage
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_OCR();
// Initialize an instance of OcrEngine
OcrEngine ocrEngine = new OcrEngine();
// set SavePreprocessedImages to true to save preprocessed images
ocrEngine.Config.SavePreprocessedImages = true;
// Set the Image property by loading the image from file path location or an instance of Stream
ocrEngine.Image = ImageStream.FromFile(dataDir + "Sample.jpg");
if (ocrEngine.Process())
{
//Save binarized image on disc
ocrEngine.PreprocessedImages.BinarizedImage.Save(dataDir + "Output\\BinarizedImage.png", System.Drawing.Imaging.ImageFormat.Png);
//Save filtered image on disc
ocrEngine.PreprocessedImages.FilteredImage.Save(dataDir + "Output\\FilteredImage.png", System.Drawing.Imaging.ImageFormat.Png);
//Save image after removing non-textual fragments
ocrEngine.PreprocessedImages.NonTextRemovedImage.Save(dataDir + "Output\\NonTextRemovedImage.png", System.Drawing.Imaging.ImageFormat.Png);
//Save image after skew correction
ocrEngine.PreprocessedImages.RotatedImage.Save(dataDir + "Output\\RotatedImage.png", System.Drawing.Imaging.ImageFormat.Png);
//Save image after textual block detection
ocrEngine.PreprocessedImages.TextBlocksImage.Save(dataDir + "Output\\TextBlocksImage.png", System.Drawing.Imaging.ImageFormat.Png);
}
Console.WriteLine(ocrEngine.Text);
// ExEnd:ExtractPreprocessedImage
}
public static void Run()
{
// ExStart:GettingNotification
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_OMR();
// Initialize an instance of OcrEngine
OcrEngine ocrEngine = new OcrEngine();
// Set the Image property by loading the image from file path location or an instance of MemoryStream
ocrEngine.Image = ImageStream.FromFile(dataDir+ "Sampleocr.bmp");
// Get an instance of INotifier
INotifier processorWord = NotifierFactory.WordNotifier();
//Write a delegate to handle the Elapsed event
processorWord.Elapsed += delegate
{
// Display the recognized text on screen
Console.WriteLine(processorWord.Text);
};
// Add the word processor to the OcrEngine
ocrEngine.AddNotifier(processorWord);
// Process the image
ocrEngine.Process();
// ExEnd:GettingNotification
}
public static void Run()
{
// ExStart:ExtractingText
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_OMR();
// Initialize an instance of OcrEngine
OcrEngine ocrEngine = new OcrEngine();
// Clear notifier list
ocrEngine.ClearNotifies();
// Clear recognition blocks
ocrEngine.Config.ClearRecognitionBlocks();
// Add 2 rectangles to user defined recognition blocks
ocrEngine.Config.AddRecognitionBlock(RecognitionBlock.CreateTextBlock(27, 63, 34, 38)); // Detecting A
ocrEngine.Config.AddRecognitionBlock(RecognitionBlock.CreateTextBlock(209, 111, 28, 34)); // Detecting 6
// Ignore everything else on the image other than the user defined recognition blocks
ocrEngine.Config.DetectTextRegions = false;
// Set Image property by loading an image from file path
ocrEngine.Image = ImageStream.FromFile(dataDir + "sampleocr.bmp");
// Run recognition process
if (ocrEngine.Process())
{
Console.WriteLine(ocrEngine.Text);
}
// ExEnd:ExtractingText
}
public static void Run()
{
// ExStart:UsingNotifierFactory
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_OCR();
// Initialize an instance of OcrEngine
OcrEngine ocrEngine = new OcrEngine();
// Set the Image property by loading the image from file path location or an instance of MemoryStream
ocrEngine.Image = ImageStream.FromFile(dataDir + "answers.jpg");
// Get an instance of WordNotifier, Write a delegate to handle the Elapsed event and Display the recognized text on screen
INotifier processorBlock = NotifierFactory.BlockNotifier();
processorBlock.Elapsed += delegate
{
Console.WriteLine(processorBlock.Text);
};
// Add the word processor to the OcrEngine and Process the image
ocrEngine.AddNotifier(processorBlock);
ocrEngine.Process();
// ExEnd:UsingNotifierFactory
}
public static void Run()
{
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_OCR();
// Create an initialize an instance of OcrEngine
OcrEngine engine = new OcrEngine();
// Set the OcrEngine.Image property by loading an image from disk, memory or URL
engine.Image = ImageStream.FromFile(dataDir + "Sample.bmp");
// Create text recognition block by supplying X,Y coordinates and Width,Height values
IRecognitionBlock block = RecognitionBlock.CreateTextBlock(6, 9, 120, 129);
// Set the Whitelist property by specifying a new block whitelist
block.Whitelist = new char[] { '0', '1', '2', '3', '4', '5', '6', '7', '8', '9' };
// YOU CAN ADD MORE TEXT BLOCK AND SET WHITE LISTS.
// Set different configurations and add recognition block(s)
engine.Config.ClearRecognitionBlocks();
engine.Config.AddRecognitionBlock(block);
engine.Config.DetectTextRegions = false;
// Call OcrEngine.Process method to perform OCR operation
if (engine.Process())
{
// Display the recognized text from each Page
Console.WriteLine(engine.Text);
}
}
public static void Main()
{
// The path to the documents directory.
string dataDir = Path.GetFullPath("../../../Data/");
//Initialize an instance of OcrEngine
OcrEngine ocrEngine = new OcrEngine();
//Set Image property by loading an image from file path
ocrEngine.Image = ImageStream.FromFile(dataDir + "Sampleocr.bmp");
//Run recognition process
if (ocrEngine.Process())
{
Console.WriteLine(ocrEngine.Text);
// Retrieve an array of recognized text by parts
IRecognizedPartInfo[] text = ocrEngine.Text.PartsInfo;
// Iterate over the text parts
foreach (IRecognizedTextPartInfo symbol in text)
{
// Display part intomation
Console.WriteLine("Text : " + symbol.Text);
Console.WriteLine("isItalic : " + symbol.Italic);
Console.WriteLine("isUnderline : " + symbol.Underline);
Console.WriteLine("isBold : " + symbol.Bold);
Console.WriteLine("FontSize : " + symbol.FontSize);
Console.WriteLine("Language : " + symbol.Language);
}
}
}
public static void Run()
{
// ExStart:ReadPartInformation
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_OMR();
// Initialize an instance of OcrEngine
OcrEngine ocrEngine = new OcrEngine();
// Set Image property by loading an image from file path
ocrEngine.Image = ImageStream.FromFile(dataDir+ "Sampleocr.bmp");
// Run recognition process
if (ocrEngine.Process())
{
Console.WriteLine(ocrEngine.Text);
// Retrieve an array of recognized text by parts
IRecognizedPartInfo[] text = ocrEngine.Text.PartsInfo;
// Iterate over the text parts
foreach (IRecognizedTextPartInfo symbol in text)
{
// Display part intomation
Console.WriteLine("Text : " + symbol.Text);
Console.WriteLine("isItalic : " + symbol.Italic);
Console.WriteLine("Language : " + symbol.Language);
}
}
// ExStart:ReadPartInformation
}
public static void Main()
{
// The path to the documents directory.
string dataDir = Path.GetFullPath("../../../Data/");
//Initialize an instance of OcrEngine
OcrEngine ocrEngine = new OcrEngine();
//Set Image property by loading an image from file path
ocrEngine.Image = ImageStream.FromFile(dataDir + "Sampleocr.bmp");
//Run recognition process
if (ocrEngine.Process())
{
Console.WriteLine(ocrEngine.Text);
//Retrieve an array of recognized text by parts
IRecognizedPartInfo[] text = ocrEngine.Text.PartsInfo;
//Iterate over the text parts
foreach (IRecognizedTextPartInfo symbol in text)
{
//Display the part information
Console.WriteLine("Symbol:" + symbol.Text);
//Get the rectangle sourronding the symbol
Rectangle box = symbol.Box;
//Display the rectangle location on the image canvas
Console.WriteLine("Box Location:" + box.Location);
//Display the rectangle dimensions
Console.WriteLine("Box Size:" + box.Size);
}
}
}
public static void Run()
{
// ExStart:UserDefinedRecognitionBlocks
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_OMR();
// Initialize an instance of OcrEngine
OcrEngine ocrEngine = new OcrEngine();
// Clear notifier list
ocrEngine.ClearNotifies();
// Clear recognition blocks
ocrEngine.Config.ClearRecognitionBlocks();
// Add 3 rectangle blocks to user defined recognition blocks
ocrEngine.Config.AddRecognitionBlock(RecognitionBlock.CreateTextBlock(0, 10, 20, 40));
ocrEngine.Config.AddRecognitionBlock(RecognitionBlock.CreateTextBlock(0, 4, 5, 6));
ocrEngine.Config.AddRecognitionBlock(RecognitionBlock.CreateTextBlock(0, 5, 5, 6));
// Ignore everything else on the image other than the user defined recognition blocks
ocrEngine.Config.DetectTextRegions = false;
// Set Image property by loading an image from file path
ocrEngine.Image = ImageStream.FromFile(dataDir + "Sampleocr.bmp");
// Run recognition process
if (ocrEngine.Process())
{
// Retrieve user defined blocks that determines the paye layout
var blocks = ocrEngine.Config.RecognitionBlocks;
// Loop over the list of blocks
foreach (var block in blocks)
{
// Display if block is set to be recognized
Console.WriteLine(block.ToRecognize);
// Check if block has recognition data
if (block.RecognitionData == null)
{
Console.WriteLine("Null{0}", Environment.NewLine);
continue;
}
// Display dimension & size of rectangle that defines the recognition block
Console.WriteLine("Block: {0}", block.Rectangle);
if (block.RecognitionData is IRecognizedTextPartInfo)
{
// Display the recognition results
IRecognizedTextPartInfo textPartInfo = (IRecognizedTextPartInfo)block.RecognitionData;
Console.WriteLine("Text: {0}{1}", textPartInfo.Text, Environment.NewLine);
}
}
}
// ExEnd:UserDefinedRecognitionBlocks
}
public static void Run()
{
// ExStart:AddingUserDefinedRecognitionBlocks
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_OMR();
// Initialize an instance of OcrEngine
OcrEngine ocrEngine = new OcrEngine();
// Clear notifier list
ocrEngine.ClearNotifies();
// Clear recognition blocks
ocrEngine.Config.ClearRecognitionBlocks();
// Add 3 rectangle blocks to user defined recognition blocks
ocrEngine.Config.AddRecognitionBlock(RecognitionBlock.CreateTextBlock(0, 10, 20, 40));
ocrEngine.Config.AddRecognitionBlock(RecognitionBlock.CreateTextBlock(0, 4, 5, 6));
ocrEngine.Config.AddRecognitionBlock(RecognitionBlock.CreateTextBlock(0, 5, 5, 6));
// Ignore everything else on the image other than the user defined recognition blocks
ocrEngine.Config.DetectTextRegions = false;
// Set Image property by loading an image from file path
ocrEngine.Image = ImageStream.FromFile(dataDir + "sample1.jpg");
// Run recognition process
if (ocrEngine.Process())
{
// Retrieve user defined blocks that determines the paye layout
var blocks = ocrEngine.Config.RecognitionBlocks;
// Loop over the list of blocks
foreach (var block in blocks)
{
// Display if block is set to be recognized
Console.WriteLine(block.ToRecognize);
// Check if block has recognition data
if (block.RecognitionData == null)
{
Console.WriteLine("Null{0}", Environment.NewLine);
continue;
}
// Display dimension & size of rectangle that defines the recognition block
Console.WriteLine("Block: {0}", block.Rectangle);
if (block.RecognitionData is IRecognizedTextPartInfo)
{
// Display the recognition results
IRecognizedTextPartInfo textPartInfo = (IRecognizedTextPartInfo)block.RecognitionData;
Console.WriteLine("Text: {0}{1}", textPartInfo.Text, Environment.NewLine);
}
}
}
// ExEnd:AddingUserDefinedRecognitionBlocks
}
public static void Main()
{
// The path to the documents directory.
string dataDir = Aspose.OCR.Examples.Utils.GetDataDir(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
//Initialize an instance of OcrEngine
OcrEngine ocrEngine = new OcrEngine();
//Clear notifier list
ocrEngine.ClearNotifies();
//Clear recognition blocks
ocrEngine.Config.ClearRecognitionBlocks();
//Add 3 rectangle blocks to user defined recognition blocks
ocrEngine.Config.AddRecognitionBlock(RecognitionBlock.CreateTextBlock(0, 60, 700, 50));
ocrEngine.Config.AddRecognitionBlock(RecognitionBlock.CreateTextBlock(0, 10, 700, 50));
ocrEngine.Config.AddRecognitionBlock(RecognitionBlock.CreatePictureBlock(0, 10, 700, 50));
//Ignore everything else on the image other than the user defined recognition blocks
ocrEngine.Config.DetectTextRegions = false;
//Set Image property by loading an image from file path
ocrEngine.Image = ImageStream.FromFile(dataDir+ "Sampleocr.bmp");
//Run recognition process
if (ocrEngine.Process())
{
//Retrieve user defined blocks that determines the paye layout
var blocks = ocrEngine.Config.RecognitionBlocks;
//Loop over the list of blocks
foreach (var block in blocks)
{
//Display if block is set to be recognized
Console.WriteLine(block.ToRecognize);
//Check if block has recognition data
if (block.RecognitionData == null)
{
Console.WriteLine("Null{0}", Environment.NewLine);
continue;
}
//Display dimension & size of rectangle that defines the recognition block
Console.WriteLine("Block: {0}", block.Rectangle);
if (block.RecognitionData is IRecognizedTextPartInfo)
{
//Display the recognition results
IRecognizedTextPartInfo textPartInfo = (IRecognizedTextPartInfo)block.RecognitionData;
Console.WriteLine("Text: {0}{1}", textPartInfo.Text, Environment.NewLine);
}
}
}
}
public static void Run()
{
// ExStart:GetTextPartHierarchy
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_OCR();
// Initialize an instance of OcrEngine
OcrEngine ocrEngine = new OcrEngine();
// Set the Image property by loading the image from file path location or an instance of MemoryStream
ocrEngine.Image = ImageStream.FromFile(dataDir + "Sampleocr.bmp");
// Process the image
if (ocrEngine.Process())
{
// Retrieve the first block of the recognized text part
IRecognizedTextPartInfo firstBlock = (ocrEngine.Text.PartsInfo[0] as IRecognizedTextPartInfo);
// Get the children of the first block that will be the lines in the block
if (firstBlock != null)
{
IRecognizedPartInfo[] linesOfFirstBlock = firstBlock.Children;
// Retrieve the fist line from the collection of lines
IRecognizedTextPartInfo firstLine = (linesOfFirstBlock[0] as IRecognizedTextPartInfo);
// Display the level of line
if (firstLine != null)
{
Console.WriteLine(firstLine.Level);
// Retrieve the fist word from the collection of words
IRecognizedTextPartInfo firstWord = (firstLine.Children[0] as IRecognizedTextPartInfo);
// Display the level of word
Console.WriteLine(firstWord.Level);
// Retrieve the fist character from the collection of characters
IRecognizedTextPartInfo firstCharacter = (firstWord.Children[0] as IRecognizedTextPartInfo);
// Display the level of character
Console.WriteLine(firstCharacter.Level);
}
}
}
// ExEnd:GetTextPartHierarchy
}
public static void Run()
{
// ExStart:GetTextPartHierarchy
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_OMR();
// Initialize an instance of OcrEngine
OcrEngine ocrEngine = new OcrEngine();
// Set the Image property by loading the image from file path location or an instance of MemoryStream
ocrEngine.Image = ImageStream.FromFile(dataDir + "Sampleocr.bmp");
// Process the image
if (ocrEngine.Process())
{
// Retrieve the first block of the recognized text part
IRecognizedTextPartInfo firstBlock = (ocrEngine.Text.PartsInfo[0] as IRecognizedTextPartInfo);
// Get the children of the first block that will the the lines in the block
if (firstBlock != null)
{
IRecognizedPartInfo[] linesOfFirstBlock = firstBlock.Children;
// Retrieve the fist line from the collection of lines
IRecognizedTextPartInfo firstLine = (linesOfFirstBlock[0] as IRecognizedTextPartInfo);
// Display the level of line
if (firstLine != null)
{
Console.WriteLine(firstLine.Level);
// Retrieve the fist word from the collection of words
IRecognizedTextPartInfo firstWord = (firstLine.Children[0] as IRecognizedTextPartInfo);
// Display the level of word
Console.WriteLine(firstWord.Level);
// Retrieve the fist character from the collection of characters
IRecognizedTextPartInfo firstCharacter = (firstWord.Children[0] as IRecognizedTextPartInfo);
// Display the level of character
Console.WriteLine(firstCharacter.Level);
}
}
}
// ExEnd:GetTextPartHierarchy
}
public static void Run()
{
// ExStart:LoadImagefromURLtoPerformOCR
// Initialize an instance of OcrEngine
OcrEngine ocrEngine = new OcrEngine();
// Set the Image property by loading the image from remote location
ocrEngine.Image = ImageStream.FromUrl("https://blog.aspose.com/wp-content/uploads/sites/2/2019/03/SampleTextOnline.jpg");
// Run recognition process
if (ocrEngine.Process())
{
// Display the recognized text
Console.WriteLine(ocrEngine.Text);
}
// ExEnd:LoadImagefromURLtoPerformOCR
}
public static void DoWork(CaptureOption option)
{
// Point StartPoint = new Point(_topLeft.X, _topLeft.Y);
// Rectangle bounds = new Rectangle(_topLeft.X, _topLeft.Y, _bottomRight.X - _topLeft.X, _bottomRight.Y - _topLeft.Y);
// ScreenShot.CaptureImage(StartPoint, Point.Empty, bounds, _screenShotFilePath);
Size area = new Size(option.EndPoint.X - option.StartPoint.X, option.EndPoint.Y - option.StartPoint.Y);
using (Bitmap screenBmpTmp = new Bitmap(area.Width, area.Height))
{
using (Graphics g = Graphics.FromImage(screenBmpTmp))
{
g.CompositingQuality = System.Drawing.Drawing2D.CompositingQuality.HighSpeed;
g.CopyFromScreen(option.StartPoint, Point.Empty, area);
}
if (option.CopyToClipboard)
{
System.Windows.Forms.Clipboard.SetDataObject(screenBmpTmp, true);
}
ImageFormat fmt = ImageFmtMapper.ToImageFormat(option.ImageFormat);
string scrFilePath = option.FilePath;
if (!string.IsNullOrEmpty(scrFilePath))
{
if (string.Compare(fmt.ToString(), Path.GetExtension(scrFilePath), true) != 0)
{
scrFilePath = scrFilePath + "." + fmt.ToString();
}
screenBmpTmp.Save(scrFilePath, fmt);
if (option.OCRCapturedImage)
{
if (fmt != ImageFormat.Tiff)
{
scrFilePath = Path.GetTempFileName() + ".tif";
screenBmpTmp.Save(scrFilePath, ImageFormat.Tiff);
}
OcrEngine ocrEngine = new OcrEngine();
ocrEngine.Process(scrFilePath, Path.ChangeExtension(scrFilePath, ".txt"));
}
}
}
}
public static void Main(string[] args)
{
// The path to the documents directory.
string dataDir = Path.GetFullPath("../../../Data/");
//Initialize an instance of OcrEngine
OcrEngine ocrEngine = new OcrEngine();
//Set the Image property by loading the image from file path location or an instance of MemoryStream
ocrEngine.Image = ImageStream.FromFile(dataDir + "Sampleocr.bmp");
//Process the image
if (ocrEngine.Process())
{
//Display the recognized text
Console.WriteLine(ocrEngine.Text);
}
}
public static void Main(string[] args)
{
// The path to the documents directory.
string dataDir = Aspose.OCR.Examples.Utils.GetDataDir(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
//Initialize an instance of OcrEngine
OcrEngine ocrEngine = new OcrEngine();
//Set the Image property by loading the image from file path location or an instance of MemoryStream
ocrEngine.Image = ImageStream.FromFile(dataDir + "Sampleocr.bmp");
//Process the image
if (ocrEngine.Process())
{
//Display the recognized text
Console.WriteLine(ocrEngine.Text);
}
}
public static void Main(string[] args)
{
// The path to the documents directory.
string dataDir = Aspose.OCR.Examples.Utils.GetDataDir(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
//Initialize an instance of OcrEngine
OcrEngine ocrEngine = new OcrEngine();
//Set the Image property by loading the image from file path location or an instance of MemoryStream
ocrEngine.Image = ImageStream.FromFile(dataDir + "Sampleocr.bmp");
//Process the image
if (ocrEngine.Process())
{
//Display the recognized text
Console.WriteLine(ocrEngine.Text);
}
}
public static void Main()
{
// The path to the documents directory.
string dataDir = Aspose.OCR.Examples.Utils.GetDataDir(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
//Create an instance of OcrEngine class
OcrEngine ocr = new OcrEngine();
//Set the Image property of OcrEngine by reading an image file
ocr.Image = ImageStream.FromFile(dataDir + "Sampleocr.bmp");
//Set the RemoveNonText to true
ocr.Config.RemoveNonText = true;
//Perform OCR operation
if (ocr.Process())
{
//Display results
Console.WriteLine(ocr.Text);
}
}
public static void Run()
{
// ExStart:PerformOCROnImage
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_OMR();
// Initialize an instance of OcrEngine
OcrEngine ocrEngine = new OcrEngine();
// Set the Image property by loading the image from file path location or an instance of MemoryStream
ocrEngine.Image = ImageStream.FromFile(dataDir + "Sampleocr.bmp");
// Process the image
if (ocrEngine.Process())
{
// Display the recognized text
Console.WriteLine(ocrEngine.Text);
}
// ExEnd:PerformOCROnImage
}
public static void Main()
{
// The path to the documents directory.
string dataDir = Aspose.OCR.Examples.Utils.GetDataDir(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
//Create an instance of OcrEngine class
OcrEngine ocr = new OcrEngine();
//Set the Image property of OcrEngine by reading an image file
ocr.Image = ImageStream.FromFile(dataDir+ "Sampleocr.bmp");
//Set the RemoveNonText to true
ocr.Config.RemoveNonText = true;
//Perform OCR operation
if (ocr.Process())
{
//Display results
Console.WriteLine(ocr.Text);
}
}
public static void Main()
{
// The path to the documents directory.
string dataDir = Aspose.OCR.Examples.Utils.GetDataDir(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
//Initialize an instance of OcrEngine
OcrEngine ocrEngine = new OcrEngine();
//Retrieve the OcrConfig of the OcrEngine object
OCRConfig ocrConfig = ocrEngine.Config;
//Set the Whitelist property to recognize numbers only
ocrConfig.Whitelist = new char[] { '1', '2', '3', '4', '5', '6', '7', '8', '9', '0' };
//Set the Image property of OcrEngine object
ocrEngine.Image = ImageStream.FromFile(dataDir + "Sampleocr.bmp");
//Call the Process method to retrieve the results
ocrEngine.Process();
}
public static void Run()
{
// ExStart:PerformOCROnImage
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_OMR();
// Initialize an instance of OcrEngine
OcrEngine ocrEngine = new OcrEngine();
// Set the Image property by loading the image from file path location or an instance of MemoryStream
ocrEngine.Image = ImageStream.FromFile(dataDir + "Sampleocr.bmp");
// Process the image
if (ocrEngine.Process())
{
// Display the recognized text
Console.WriteLine(ocrEngine.Text);
}
// ExEnd:PerformOCROnImage
}
public static void Main()
{
// The path to the documents directory.
string dataDir = Path.GetFullPath("../../../Data/");
//Initialize an instance of OcrEngine
OcrEngine ocrEngine = new OcrEngine();
//Retrieve the OcrConfig of the OcrEngine object
OCRConfig ocrConfig = ocrEngine.Config;
//Set the Whitelist property to recognize numbers only
ocrConfig.Whitelist = new char[] { '1', '2', '3', '4', '5', '6', '7', '8', '9', '0' };
//Set the Image property of OcrEngine object
ocrEngine.Image = ImageStream.FromFile(dataDir + "Sampleocr.bmp");
//Call the Process method to retrieve the results
ocrEngine.Process();
}
public static void Main()
{
// The path to the documents directory.
string dataDir = Aspose.OCR.Examples.Utils.GetDataDir(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
//Initialize an instance of OcrEngine
OcrEngine ocrEngine = new OcrEngine();
//Retrieve the OcrConfig of the OcrEngine object
OCRConfig ocrConfig = ocrEngine.Config;
//Set the Whitelist property to recognize numbers only
ocrConfig.Whitelist = new char[] { '1', '2', '3', '4', '5', '6', '7', '8', '9', '0' };
//Set the Image property of OcrEngine object
ocrEngine.Image = ImageStream.FromFile(dataDir+ "Sampleocr.bmp");
//Call the Process method to retrieve the results
ocrEngine.Process();
}
public static void Main()
{
// The path to the documents directory.
string dataDir = Path.GetFullPath("../../../Data/");
//Create an instance of OcrEngine class
OcrEngine ocr = new OcrEngine();
//Set the Image property of OcrEngine by reading an image file
ocr.Image = ImageStream.FromFile(dataDir + "Sampleocr.bmp");
//Set the RemoveNonText to true
ocr.Config.RemoveNonText = true;
//Perform OCR operation
if (ocr.Process())
{
//Display results
Console.WriteLine(ocr.Text);
}
}
public static void Main()
{
// The path to the documents directory.
string dataDir = Aspose.OCR.Examples.Utils.GetDataDir(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
//Initialize an instance of OcrEngine
OcrEngine ocrEngine = new OcrEngine();
//Set the Image property by loading the image from file path location or an instance of MemoryStream
ocrEngine.Image = ImageStream.FromFile(dataDir + "Sampleocr.bmp");
//Process the image
if (ocrEngine.Process())
{
//Retrieve the first block of the recognized text part
IRecognizedTextPartInfo firstBlock = (ocrEngine.Text.PartsInfo[0] as IRecognizedTextPartInfo);
//Get the children of the first block that will the the lines in the block
IRecognizedPartInfo[] linesOfFirstBlock = firstBlock.Children;
//Retrieve the fist line from the collection of lines
IRecognizedTextPartInfo firstLine = (linesOfFirstBlock[0] as IRecognizedTextPartInfo);
//Display the level of line
Console.WriteLine(firstLine.Level);
//Retrieve the fist word from the collection of words
IRecognizedTextPartInfo firstWord = (firstLine.Children[0] as IRecognizedTextPartInfo);
//Display the level of word
Console.WriteLine(firstWord.Level);
//Retrieve the fist character from the collection of characters
IRecognizedTextPartInfo firstCharacter = (firstWord.Children[0] as IRecognizedTextPartInfo);
//Display the level of character
Console.WriteLine(firstCharacter.Level);
}
}
public static void Run()
{
// ExStart:PreprocesImagesFromOCROperation
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_OCR() + "Sampleocr.bmp";
// Initialize an instance of OcrEngine.
OcrEngine ocr = new OcrEngine();
// Set the Image property by loading the image from file path location.
ocr.Image = ImageStream.FromFile(dataDir);
// Set the SavePreprocessedImages property to false.
ocr.Config.SavePreprocessedImages = true;
if (ocr.Process())
{
// Do processing
}
// ExEnd:PreprocesImagesFromOCROperation
}
public static void Run()
{
// ExStart:PreprocesImagesFromOCROperation
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_OCR() + "Sampleocr.bmp";
// Initialize an instance of OcrEngine.
OcrEngine ocr = new OcrEngine();
// Set the Image property by loading the image from file path location.
ocr.Image = ImageStream.FromFile(dataDir);
// Set the SavePreprocessedImages property to false.
ocr.Config.SavePreprocessedImages = true;
if (ocr.Process())
{
// Do processing
}
// ExEnd:PreprocesImagesFromOCROperation
}
public static void Main()
{
// The path to the documents directory.
string dataDir = Path.GetFullPath("../../../Data/");
//Initialize an instance of OcrEngine
OcrEngine ocrEngine = new OcrEngine();
//Set Image property by loading an image from file path
ocrEngine.Image = ImageStream.FromFile(dataDir + "Sampleocr.bmp");
//Remove non-textual blocks
ocrEngine.Config.RemoveNonText = true;
//Run recognition process
if (ocrEngine.Process())
{
//Display text block locations
Console.WriteLine(ocrEngine.Text.PartsInfo[0].Box);
Console.WriteLine(ocrEngine.Text.PartsInfo[1].Box);
}
}
public static void Run()
{
// ExStart:SettingtheOcrEngine
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_OMR();
// Create an instance of OcrEngine class
OcrEngine ocr = new OcrEngine();
// Set the Image property of OcrEngine by reading an image file
ocr.Image = ImageStream.FromFile(dataDir+ "Sampleocr.bmp");
// Set the RemoveNonText to true
ocr.Config.RemoveNonText = true;
// Perform OCR operation
if (ocr.Process())
{
// Display results
Console.WriteLine(ocr.Text);
}
// ExEnd:SettingtheOcrEngine
}
public static void Main()
{
// The path to the documents directory.
string dataDir = Aspose.OCR.Examples.Utils.GetDataDir(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
//Initialize an instance of OcrEngine
OcrEngine ocrEngine = new OcrEngine();
//Set the Image property by loading the image from file path location or an instance of MemoryStream
ocrEngine.Image = ImageStream.FromFile(dataDir+ "Sampleocr.bmp");
//Process the image
if (ocrEngine.Process())
{
//Retrieve the first block of the recognized text part
IRecognizedTextPartInfo firstBlock = (ocrEngine.Text.PartsInfo[0] as IRecognizedTextPartInfo);
//Get the children of the first block that will the the lines in the block
IRecognizedPartInfo[] linesOfFirstBlock = firstBlock.Children;
//Retrieve the fist line from the collection of lines
IRecognizedTextPartInfo firstLine = (linesOfFirstBlock[0] as IRecognizedTextPartInfo);
//Display the level of line
Console.WriteLine(firstLine.Level);
//Retrieve the fist word from the collection of words
IRecognizedTextPartInfo firstWord = (firstLine.Children[0] as IRecognizedTextPartInfo);
//Display the level of word
Console.WriteLine(firstWord.Level);
//Retrieve the fist character from the collection of characters
IRecognizedTextPartInfo firstCharacter = (firstWord.Children[0] as IRecognizedTextPartInfo);
//Display the level of character
Console.WriteLine(firstCharacter.Level);
}
}
public static void Run()
{
// ExStart:AutomaticallyCorrectTheSpellings
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_OCR();
// Create an instance of OcrEngine class
OcrEngine ocr = new OcrEngine();
// Set the Image property of OcrEngine by reading an image file
ocr.Image = ImageStream.FromFile(dataDir + "sampleocr_spell.bmp");
// Set the DoSpellingCorrection to true
ocr.Config.DoSpellingCorrection = true;
// Perform OCR operation
if (ocr.Process())
{
// Display results
Console.WriteLine(ocr.Text);
}
// ExEnd:AutomaticallyCorrectTheSpellings
}
public static void Run()
{
// ExStart:RecognizeWhiteListedCharacters
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_OMR();
// Initialize an instance of OcrEngine
OcrEngine ocrEngine = new OcrEngine();
// Retrieve the OcrConfig of the OcrEngine object
OCRConfig ocrConfig = ocrEngine.Config;
// Set the Whitelist property to recognize numbers only
ocrConfig.Whitelist = new char[] { '1', '2', '3', '4', '5', '6', '7', '8', '9', '0' };
// Set the Image property of OcrEngine object
ocrEngine.Image = ImageStream.FromFile(dataDir+ "Sampleocr.bmp");
// Call the Process method to retrieve the results
ocrEngine.Process();
// ExEnd:RecognizeWhiteListedCharacters
}
public static void Run()
{
// ExStart:ApplyingCorrectionFilters
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_OMR();
// Initialize an instance of OcrEngine
OcrEngine ocrEngine = new OcrEngine();
// Set Image property by loading an image from file path
ocrEngine.Image = ImageStream.FromFile(dataDir+ "Sampleocr.bmp");
// Create CorrectionFilters collection
CorrectionFilters filters = new CorrectionFilters();
Filter filter = null;
// Initialize Median filter
filter = new MedianFilter(5);
filters.Add(filter);
// Create Gaussian Blur filter
filter = new GaussBlurFilter();
filters.Add(filter);
// Create Noise Removal filter
filter = new RemoveNoiseFilter();
filters.Add(filter);
// Assign collection to OcrEngine
ocrEngine.Config.CorrectionFilters = filters;
// Run recognition process
if (ocrEngine.Process())
{
// Display results
Console.WriteLine(ocrEngine.Text);
}
// ExEnd:ApplyingCorrectionFilters
}
public static void Main(string[] args)
{
// The path to the documents directory.
string dataDir = Path.GetFullPath("../../../Data/");
// Resource file
string resourceFilePath = Path.GetFullPath("../../../../../../../Resources/Aspose.OCR.Resources.zip");
// Source file: the file on which OCR will be performed.
string imageFile = "Sampleocr.bmp";
Console.WriteLine("Performing OCR on " + imageFile + "....");
// Initialize OcrEngine.
OcrEngine ocr = new OcrEngine();
// Set the image.
ocr.Image = ImageStream.FromFile(dataDir + imageFile);
// Add language.
ocr.Languages.AddLanguage(Language.Load("english"));
// Load the resource file.
using (ocr.Resource = new FileStream(resourceFilePath, FileMode.Open))
{
try
{
// Process the whole image
if (ocr.Process())
{
// Get the complete recognized text found from the image
Console.WriteLine("Text recognized: " + ocr.Text);
File.WriteAllText(dataDir + "Output.txt", ocr.Text.ToString());
}
}
catch (Exception ex)
{
Console.WriteLine("Exception: " + ex.ToString());
}
}
}
public static void Main()
{
// The path to the documents directory.
string dataDir = Aspose.OCR.Examples.Utils.GetDataDir(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
//Initialize an instance of OcrEngine
OcrEngine ocrEngine = new OcrEngine();
//Set the Image property by loading the image from file path location or an instance of Stream
ocrEngine.Image = ImageStream.FromFile(dataDir + "SpanishOCR.bmp");
//Clear the default language (English)
ocrEngine.LanguageContainer.Clear();
//Load the resources of the language from file path location or an instance of Stream
ocrEngine.LanguageContainer.AddLanguage(LanguageFactory.Load(dataDir+ "Aspose.OCR.Spanish.Resources.zip"));
//Process the image
if (ocrEngine.Process())
{
//Display the recognized text
Console.WriteLine(ocrEngine.Text);
}
}
public static void Run()
{
// ExStart:UsingNotifierFactory
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_OCR();
// Initialize an instance of OcrEngine
OcrEngine ocrEngine = new OcrEngine();
// Set the Image property by loading the image from file path location or an instance of MemoryStream
ocrEngine.Image = ImageStream.FromFile(dataDir + "answers.jpg");
// Get an instance of WordNotifier, Write a delegate to handle the Elapsed event and Display the recognized text on screen
INotifier processorBlock = NotifierFactory.BlockNotifier();
processorBlock.Elapsed += delegate
{
Console.WriteLine(processorBlock.Text);
};
// Add the word processor to the OcrEngine and Process the image
ocrEngine.AddNotifier(processorBlock);
ocrEngine.Process();
// ExEnd:UsingNotifierFactory
}
public static void Main()
{
// The path to the documents directory.
string dataDir = Aspose.OCR.Examples.Utils.GetDataDir(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
//Initialize an instance of OcrEngine
OcrEngine ocrEngine = new OcrEngine();
//Set Image property by loading an image from file path
ocrEngine.Image = ImageStream.FromFile(dataDir+ "Sampleocr.bmp");
//Create CorrectionFilters collection
CorrectionFilters filters = new CorrectionFilters();
Filter filter = null;
//Initialize Median filter
filter = new MedianFilter(5);
filters.Add(filter);
//Create Gaussian Blur filter
filter = new GaussBlurFilter();
filters.Add(filter);
//Create Noise Removal filter
filter = new RemoveNoiseFilter();
filters.Add(filter);
//Assign collection to OcrEngine
ocrEngine.Config.CorrectionFilters = filters;
//Run recognition process
if (ocrEngine.Process())
{
//Display results
Console.WriteLine(ocrEngine.Text);
}
}
