Scanner SDK ActiveX

Scanner SDK ActiveX

Platform : Windows 10, Windows 8, Vista, Windows 7, XP

For Windows Developers who need to capture image from scanner, digital camera or capture card that has a TWAIN device driver with C++ , C#, VB.NET , VB, Delphi, Vfp, MS Access.

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Delphi - TWAIN Scan and OCR Document with Delphi

Step 1: To install the Scanner ActiveX Control, begin by launching the setup file (scannersetup.exe). Select the desired installation folder for the Scanner ActiveX and continue with the installation on your development computer. 

Step 2: Started Delphi, the next step is to install Scanner ActiveX in Delphi. Select Component/Import ActiveX Control/Scanner ActiveX Control. Click Install...
 

Step 4: Select ActiveX Tab, you will see Scanner ActiveX Control's icon.


 
Step 5: Drag Scanner ActiveX Control to your form and design the UI same as following
 

Step 6: When pressing the "Scan” button our sample’s code will call SelectImageSourceByIndex method to Select specific index of image source or call SelectImageSource method to Show all available TWAIN compatible devices on the system.
Then call Scan method to capture the image. After scanned , it will trigger EndScan event and you will see the scanned image on screen.

Step 7: After scanned the image, when pressing the ''Start Recognize" button our sample's code will call OCRStartScan method to Start a recognition process on current page. Finally it will trigger OCRRecognized event. In OCRRecognized event, it will call OCRGetRecognizedCharCount method to Returns the number of characters recognized, call OCRGetRecognizedText method to Returns the recognized text and display it or save to text file with OCRSaveRecognizedText method. 
 
Step 8:  Download the sample source code from DelphiOCRText.zip