1
vote
1answer
267 views

Photoshop: Change pattern color gives me a washed out effect

I'm trying to change the pattern color from a very light gray to a dark blue. I've used the color blending mode, but the result is a washed out color. Is there anything I can do to have a dark color ...
4
votes
3answers
82 views

Can adjusting color (or grayscale) properties of an image affect its visibility in daylight?

I'm trying to find ways to make images more visible under daylight (i.e., when daylight reflects off the image screen/print). For my project, I want to display digital images on an electronic display ...
2
votes
1answer
3k views

Tools to convert from 16-bit RGB to 24-bit RGB and vice versa

Are there any image editing or research tools, commercial or otherwise which will allow me to: map colors (images) from 16-bit RGB (565) space to 24-bit RGB (888) space or vice versa save files in ...
1
vote
1answer
63k views

Changing the background of the picture to white

I have a passport picture in which the background is light brown. I need to change that background to white. Is there anyway I can do that using Inkscape or any free tools? Here is the picture: ...
2
votes
1answer
4k views

How do I match image brightness in Photoshop?

Say I have an image that had it's brightness adjusted. I also have a small portion of the original unmodified image like this: Is there a way in Photoshop CS5 to have the image's brightness ...
1
vote
1answer
150 views

How to create an art asset that can be dynamically colored in software?

Specifically, I have a bunch of photographic crayon images. I would like to remove the color from one to produce a neutral image that I can load into an iPhone app that I'm writing and dynamically ...