Tips and tricks

How do I remove watermark from image in OpenCV?

How do I remove watermark from image in OpenCV?

Removing watermark out of an image using OpenCV

  1. I convert it to grayscale.
  2. I detect the largest circle using Hough circles and then make a circle with same radius in a new image.
  3. This new circle with the gray-scaled one using ( bitwise_and ) gives me an image with only that circle.
  4. Threshold that new image.

How do I remove the watermark from an image in Python?

Python-Remove-Watermark

  1. convert the PDF file into images using pdf2image.
  2. convert the images to numpy array.
  3. find the specific pixel by watermarks’ rgb values and change them into (255,255,255)
  4. save the modified images.

How do I remove a watermark from a captured image?

How to Remove Watermark from a Photo

  1. Step 1: Upload the image. Click the Upload button and select the picture you want to remove a watermark from.
  2. Step 2: Highlight watermarks to remove. Use the marker to highlight the area of the watermark you want to remove.
  3. Step 3: Remove them!

How do I remove a watermark from a layer?

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Remove watermark from the Images having Layers

  1. Open the image.
  2. Click on Watermark Image or select the watermark layer.
  3. Hit the Delete key or Delete layer.

How do I identify a watermark in a photo?

You can’t automatically detect a watermark. The best thing to do is make it real easy for others to report images that have a watermark and once reported, put them in a holding state where they aren’t displayed until it’s verified they either do or don’t have a watermark.

How do I remove a watermark in gimp?

How to Delete Watermarks in Gimp

  1. Open the image in GIMP.
  2. Navigate to and click on the watermarked image.
  3. Click on the watermark layer of the image in the GIMP working canvas.
  4. Press the “DEL” key.
  5. Click “File” option and then click “Save” to save your changes.

How do I get rid of Dreamstime watermark?

Watermarks usually mean rights reserved in the design industry. The most simple way to remove the watermark from your favorite images and the one we recommend, is to download them from Dreamstimeby purchasing a credit package or a monthly subscription.

How do you remove watermarks from senior pictures?

Use an Online Watermark Remover

  1. Go to the InPaint upload page.
  2. Select Upload Image and choose the photo that contains the watermark.
  3. Choose the Marker Tool.
  4. Draw over the watermark. A transparent color will appear to show the area you’re selecting.
  5. Select Erase.
  6. Select Download to save the photo to your computer.
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How do I remove a transparent watermark?

Easily Remove Watermark from a Photo

  1. Step 1: Open the photo with a watermark in Inpaint.
  2. Step 2: Use the Marker tool to select a watermark area. Switch to the Marker tool on the toolbar and select the watermark area.
  3. Step 3: Run the restoration process. Finally, run the restoration process by clicking the ‘Erase’ button.

How do I remove a sample watermark?

If you can’t delete a watermark using Remove Watermark, try this:

  1. Double-click near the top of the page to open the header area.
  2. Put your cursor over the watermark until you see a 4-way arrow.
  3. Select the watermark.
  4. Press the Delete key on your keyboard.
  5. Repeat as necessary to remove all watermarks.

How do you see a watermark?

To see if your stamp has a watermark, place it face down in a watermark tray, and pour enough watermark fluid over it to cover completely. (Never use water.) The watermark should be visible; how well it shows varies with the stamp. You may not see a whole letter or design, but only part of one.

How to mitigate the watermark in Python/OpenCV?

If you do not have the original watermark image, then here is one way to mitigate the watermarks in Python/OpenCV using division normalization (divide a blurred copy of the image by the original image). It also whitens the background. Input 1: Input 2:

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How to remove watermark from photos and videos?

After learning the steps to add a watermark, users can remove watermark by choosing Photo Watermark Remover or Video Watermark Remover. Step 1: Choose Watermark Remover and upload the video file into the software. Step 2: Highlight the watermark and click Apply to remove the watermark.

Is there a way to mask a watermark?

The only issue is that you will need to obtain an image of the actual watermark by itself to use as a mask for the algorithm. You could try some thresholding techniques to segment the watermark from the background and then save that as an image for your mask. You can read this tutorial for more information:

How to add logo to an image in OpenCV?

You can try inpaint () function of the OpenCV contrib_module, which you first need to create a mask and indicate the area where the logo is there on the image, then pass the image and the mask, and then the result will be stored in the destination image. @param src source image, it could be of any type and any number of channels from 1 to 4.