Web16 apr. 2024 · 1. dilation is a very simple (while not perfect) way to do that: im = im2double (rgb2gray (imread ('board.png'))); imd = imdilate (im,strel ('diamond',1)); res = im - imd; … Web28 jan. 2024 · 1. It depends on the type of image file. If it is an image inside of a .pdf and only "blacked out" with an object it might be possible, as it's only a layer …
Redact in Word Document - Wondershare PDFelement
WebSelect the picture that you want to remove the background from. On the toolbar, select Picture Format > Remove Background, or Format > Remove Background. If you don't see Remove Background, make sure you have selected a picture. You might have to double-click the picture to select it and open the Picture Format tab. Web28 mrt. 2024 · Learn how to redact black out text in pdf file. In this tutorial you will learn hide sensitive information like text and images in your pdf file.This tutoria... labyrinth image
Removing sensitive content from PDFs in Adobe Acrobat How to redact …
Web21 mei 2015 · This is what is known as an opening operation. The purpose of this operation is to remove small islands of noise while (trying to) maintain the areas of the larger objects in your image. The erosion removes those islands while the dilation grows back the larger objects to their original sizes. You follow this with an erosion again for some ... Web15 nov. 2024 · Click the redaction tool button in the left pane, this displays the redaction toolbar as a secondary toolbar in the PdfViewerControl. Select Mark for Redaction from redaction toolbar to select the region or text to be redacted Use the mouse pointer to select the region or the text to be redacted. Web12 jan. 2024 · Adobe Acrobat Pro’s redaction is a powerful feature for removing sensitive information from pdf files. Besides creating pdf files, the Adobe software has the Remove Hidden Information feature that allows you to redact confidential text, images, and other sensitive information. The Remove Hidden Information feature, ... labyrinth in chatham ma