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Recent content by guyboy

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    Custom blending modes... is it possible?

    Wow, this is complicated in Photoshop. Thanks for pointing out the existence of Filter Factory to me. Thing is, I just found that Wolfram Mathematica can do matrix calculations with images. This is ideal for me, but I may use Filter Factory for other things. Also, my uses of this aren't...
  2. G

    Custom blending modes... is it possible?

    Ah, thank you! I didn't know about those divisions. But I'm not sure how I'm supposed to do this: The formula is to extract a transparent object that has been rendered on two different backgrounds. Image intensity = (B₁*R₂ - B₂*R₁)/(B₁ - B₂) Transparency = (B₁ - B₂ - R₁ + R₂)/(B₁ - B₂) B₁...
  3. G

    Custom blending modes... is it possible?

    Is it possible to create custom blending modes for Photoshop CS5? Because I'm looking for a way of merging two images with formulae. For example like this: R = G₁/4+B₁/4+R₂/2 G = R₁/4+B₁/4+G₂/2 B = R₁/4+G₁/4+B₂/2 R, G and B being pixels color components of the output image, and R₁,B₁,G₁...
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