Photoshop Channels

Channels Explained Please download full version to activate animations

What is a Channel? ,[object Object],[object Object],[object Object],[object Object],[object Object]

What is a Channel? ,[object Object],[object Object],[object Object],[object Object]

What is a Channel? ,[object Object],[object Object]

What is a Channel? ,[object Object]

What is a Channel? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Understanding a Channel ,[object Object],… the darkest areas indicate a lack of red pigment.

Understanding a Channel ,[object Object],...just remember that white is made from 100% red + 100% green + 100% blue (all will be explained in a few minutes...)

All Three Together Red Green Blue So Photoshop looks at these three Channels...

All Three Together ...and sees them as...

All Three Together ...and then simply mixes them together...

The Mysterious Alpha Channel ,[object Object],[object Object]

Think About It ,[object Object],[object Object],[object Object],… Alpha Channels let you have nothing!

The Alpha Channel Explained ,[object Object],[object Object]

The Alpha Channel Explained ,[object Object],[object Object],[object Object]

Alpha Channels Example ,[object Object],[object Object]

Alpha Channels Example ,[object Object],This first leaf does not have an Alpha Channel...

Alpha Channels in Photoshop In Photoshop we can easily add an Alpha Channel to an image...

Alpha Channels in Photoshop ...this creates a transparent mask over the image... ...basically ‘knocking a hole’ through the image... All we need to do now is save the image in a file format that supports Alpha Channels (such as TIFF)...

Alpha Channels in Photoshop JPEG Without Alpha Channel TIFF With Alpha Channel vs

Alpha Channels in Photoshop ,[object Object],[object Object],[object Object]

Photoshop Channels

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Photoshop Channels