pamflip, pnmcolormap, pnmquant, pnmremap, pnmrotate, ppmquant: add pages (#11800)
* pamflip, pnmcolormap, pnmquant, pnmremap, pnmrotate, ppmquant: add pages
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Co-authored-by: Sebastiaan Speck <12570668+sebastiaanspeck@users.noreply.github.com>
Co-authored-by: K.B.Dharun Krishna <kbdharunkrishna@gmail.com>
2023-12-21 07:03:10 +01:00
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# pnmrotate
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> Rotate a PNM image.
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> More information: <https://netpbm.sourceforge.net/doc/pnmrotate.html>.
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- Rotate a PNM image by some angle (measured in degrees, counter-clockwise):
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`pnmrotate {{angle}} {{path/to/input.pnm}} > {{path/to/output.pnm}}`
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- Specify the background color exposed by rotating the input image:
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2025-04-01 06:42:14 +03:00
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`pnmrotate {{[-b|-background]}} {{color}} {{angle}} {{path/to/input.pnm}} > {{path/to/output.pnm}}`
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pamflip, pnmcolormap, pnmquant, pnmremap, pnmrotate, ppmquant: add pages (#11800)
* pamflip, pnmcolormap, pnmquant, pnmremap, pnmrotate, ppmquant: add pages
---------
Co-authored-by: Sebastiaan Speck <12570668+sebastiaanspeck@users.noreply.github.com>
Co-authored-by: K.B.Dharun Krishna <kbdharunkrishna@gmail.com>
2023-12-21 07:03:10 +01:00
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- Disable anti-aliasing, improving performance but decreasing quality:
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2025-04-01 06:42:14 +03:00
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`pnmrotate {{[-n|-noantialias]}} {{angle}} {{path/to/input.pnm}} > {{path/to/output.pnm}}`
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