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pnmcrop (1)

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pnmcrop

[ -white | -black ]

[ -left ]

[ -right ]

[ -top ]

[ -bottom ]

[ pnmfile ]

Reads a portable anymap as input. Removes edges that are the background color, and produces a portable anymap as output. cropping

By default, it makes a guess as to what the background color is. You can override the default with the -white and -black flags.

The options -left, -right, -top and -bottom restrict cropping to the sides specified. The default is to crop all sides of the image.

All flags can be abbreviated to their shortest unique prefix.