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30 lines
713 B
Plaintext
30 lines
713 B
Plaintext
---
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syntax: markdown
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tags: [tldr, common]
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source: https://github.com/tldr-pages/tldr.git
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---
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# pgmramp
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> Generate a greyscale map.
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> More information: <https://netpbm.sourceforge.net/doc/pgmramp.html>.
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- Generate a left-to-right greyscale map:
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`pgmramp -lr > {{path/to/output.pgm}}`
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- Generate a top-to-bottom greyscale map:
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`pgmramp -tb > {{path/to/output.pgm}}`
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- Generate a rectangular greyscale map:
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`pgmramp -rectangle > {{path/to/output.pgm}}`
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- Generate a elliptical greyscale map:
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`pgmramp -ellipse {{path/to/image.pgm}} > {{path/to/output.pgm}}`
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- Generate a greyscale map from the top-left corner to the bottom-right corner:
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`pgmramp -diagonal {{path/to/image.pgm}} > {{path/to/output.pgm}}`
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