Join Bert Monroy for an in-depth discussion in this video Explaining channel calculations, part of Bert Monroy: The Making of Times Square, The Tools.
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In the previous two movies, we saw calculations being shown.…Now, what we're going to do is look in that window and look at it a little closer.…Let me go right into my channels.…I am going to create a brand-new channel.…There is nothing is selected, so it's automatically black.…I am just going to set up a little situation here.…I am going to give myself a nice big feather of 20 pixels, and I'll create a shape right here.…And this shape is going to represent a light coming in from some doorway somewhere.…So I am going to go ahead and fill that selection with the background color,…which right now is a white. There it is.…
I am going to create another alpha channel, and this alpha channel is going to…have a light coming in from a window somewhere,…like that, which we'll fill with white.…And let's do another one right here, which will be the same kind of thing, just light…from the window somewhere, like that, and we'll fill that with white. So there,…it has two channels:…the doorway light and the window light.…
In this installment, The Tools, Bert demonstrates how he uses the brushes, filters, and textures in Photoshop to create everything from the trees in Central Park to the billboards on Broadway, and shares his techniques for keeping his project organized with layers and groups. He also touches on the importance of channels and channel calculations, and how the evolution of the tools in Photoshop from CS3 to CS5 shaped his work.
- Making a chain brush
- Understanding the layers in lights
- Using the 3D tools in Photoshop
- Using layer styles
- Creating wood and fabric textures
- Applying a layer mask
- Linking layer masks with layer styles
- Understanding channels