0
votes
1answer
77 views

How to create an alpha mask from an image?

I want to create an image which I can use as a texture in OpenGL. The image is a jpg that comes in red. In my OpenGL I want to be able to change the red color to any other color the user selects, for ...
6
votes
4answers
475 views

Convert image into mask

I have a green background picture with some shadows. I would like to use it as a mask so I can place it on background with any color (e.g. red or pink) and get the same style of shadows. I tried ...
1
vote
1answer
173 views

Illustrator - Using an RGB transparency mask in a CMYK file

My file is CMYK, but it has a Link to an RGB PSD file as a transparency mask. The file renders properly in illustrator (the preview), but whenever I try to export to any other format, the colors are ...
4
votes
1answer
178 views

How to create a non destructive gradient mask over an object? [duplicate]

I'm trying to create a mask with a nondestructive gradient. So far I have managed to create my shape in a smart object and the masking gradient in another smart object. My mask looks like this: ...
1
vote
2answers
1k views

Advanced shadow and highlight extract with transparency

I want to blend this image dynamically over a background. So, I want to extract it as a PNG with transparency. I photographed the ship-in-a-bottle on a surface that is roughly the colour of the ...
3
votes
2answers
2k views

Photoshop - Extracting a transparent shadow from an image

I have a layer that contains a brushed metal texture. The layer has an inner shadow effect. I'd like to extract just that shadow with transparency, so I can later superpose the pure background ...