Create a black and white image using only the color information for an effect similiar to a black and white infrared photo.
1 |  | Open an image to edit. |
2 |  | Change the image mode to CMYK Color (Image> Mode> CMYK. |
3 |  | Create a new layer (Shift+Ctrl+N) |
4 |  | With the new layer selected, use the Apply Image tool (Image> Apply Image) to apply the following properties: Layer: Background Channel: Cyan Invert: Unchecked Blending: Soft Light Opacity: 100% |
5 |  | Repeat the previous step two more times but using the Magenta and Yellow channels. |
6 |  | Change the image mode back to RGB (Image> Mode> RGB Color). |
7 |  | To
remove the slight warm tone, desaturate (Shift+Ctrl+U). Rollover the
image to see the original image without this effect applied. |
8 |  | Here is the original image converted to grayscale. Rollover the image to see the image with the chromatic grayscale technique applied. |
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