To process multi-page file

ClearImage can read and write multi-page TIFF and PDF files.   

 

To read barcodes from all pages of multi-page file

This procedure will return all the barcode values found on all pages of the file in one call.   The Page property of each Barcode object will identify the page on which it was found.   

1. Prepare BarcodeReader object for reading barcodes

2. Call Read (filename)  method to read barcodes from all pages

3. Use Page property of Barcode objects to identify barcode page

 

To find number of pages in multi-page file

1. Create an ImageIO object

2. Call Info (filename) method

3. Use PageCount property of returned  ImageInfo object

 

To process pages of multi-page file using ImageEditor

1. Obtain number of pages (see above)

2. For each page:

• Prepare  ImageEditor object.  Use ImageIO.Open (filename, pageNumber) method to obtain specific page Bitmap.  

• Apply ImageEditor methods as needed

• Use Append method of ImageIO to save the processed image in a multi-page output file.

 

 

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