0
votes
0answers
29 views

Compress png images with Gimp

I'm getting a message from PageSpeed Insights that recommends to compress some png images. E.g: If compressing .../logo.png without loosing information, you would save 1.014 B (12% redcuction). ...
3
votes
1answer
174 views

Removing a grid from an image

I'm doing some image processing to detect bubbles in oil. One of the filters I use creates a grid in my image. If you look closely at the image you can see horizontal and vertical lines through the ...
0
votes
1answer
115 views

Keeping colors on an image while setting full transparency

I would like to create an image from a map, where each country is colored in a different color, where the frontiers are in black, and in which each color except black is fully transparent, while not ...
0
votes
0answers
85 views

Transparency in GIMP

I used the following site to create and export a PNG file with transparency. I used this site : http://docs.gimp.org/en/gimp-using-web-transparency.html I am able to successfully save the PNG and ...
2
votes
2answers
4k views

Remove white thin border from exported PNG from Photoshop

I have a branding logo saved as a PSD Photoshop file. I'm exporting it to the PNG format with relevant size, but the exported PNG image has a thin white border around the logo. How can I remove this ...
4
votes
5answers
766 views

Convert foreground motif to degrees of transparency?

I have a 24-bit PNG where the motif is a subtle pattern. The pattern itself is in light greys, i.e. the background color of the PNG is #eee and the pattern is in a range of slightly darker greys. I ...
13
votes
4answers
47k views

Add transparency to an existing PNG

I'd like to use this image on a web site. What I need to do is change the background from black to transparent, so I can use the arrow on my site maintaining the page background. I used Gimp to ...
11
votes
2answers
7k views

Why does my transparent PNG not look good?

I want to convert a JPG to transparent and using GIMP I added alpha layers and transparency same way I make a GIF transparent I converted it to PNG but it doesn't display well when I load it on my ...
-2
votes
1answer
273 views

Are there any limitations regarding the Text Tool in GIMP?

I opened a PNG image to add some text, but when I click the image with Text Tool, it doesn't work. I have searched info online about the Text Tool and anything related to this issue I'm having, but I ...
0
votes
1answer
1k views

Can't see alpha channel in png using GIMP

I created an RGBA image as png file using Blender. When opening image with GIMP, not everything is visible. Here's the original png file created with Blender: Here how does it looks in GIMP: ...