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 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: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
}
