From the course: Photoshop CS5 One-on-One: Advanced
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Reading a channel-by-channel histogram - Photoshop Tutorial
From the course: Photoshop CS5 One-on-One: Advanced
Reading a channel-by-channel histogram
All right, I've gone ahead and quit Photoshop and restarted the program using a Cache Level Setting of one, which allows me to switch between layers and apply other modifications without ever having to redraw the histograms, either here is that the Histogram panel or elsewhere inside the program. Now I'm not going to not to leave the Cache Level at 1, that would be absolute madness. It would completely undercut Photoshop's ability to navigate inside of an image and redraw the image onscreen. Things would slow to a crawl very quickly, I'm not willing to tolerate that. So I'll eventually raise that Cache Level's value back to it's default setting of 4. In the meantime however, a setting of 1 is highly expedient for showing off the different Auto Commands. Here inside this image, it's called Father for our money.psd. And notice that it features a detail from an old-style one dollar bill, repeated four times on four different layers. And the money has a certain green color cast associated…
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Contents
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Highlights, shadows, and midtones1m 16s
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Introducing the Auto commands7m 23s
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Adjusting Cache Level settings6m 8s
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Reading a channel-by-channel histogram6m 21s
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How the Auto commands work5m 22s
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Auto Tone, Auto Contrast, and Auto Color7m 7s
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Blending the Auto results4m 4s
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Introducing the Levels command6m 15s
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Using Levels as an adjustment layer3m 12s
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Applying custom Levels adjustments6m 8s
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Understanding the gamma value7m 39s
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The futility of Output Levels2m 55s
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Selections and adjustment layers5m 47s
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Opening up the shadows3m 40s
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Previewing clipped pixels4m 51s
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The black, white, and gray eyedroppers5m 7s
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Gray card tips and tricks6m 5s
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Making channel-by-channel adjustments7m 29s
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Introducing the Curves command7m 44s
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Curves dialog box tricks7m 16s
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Curves adjustment layer tricks5m 45s
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Correcting an image with Curves5m 32s
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Filling in the highlights5m 42s
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Neutralizing casts and smoothing transitions5m 37s
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