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Results tagged with imagemagick
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user 52050
Imagemagick is a cross-operating-system bitmap manipulation software package, run from commandline and programmable through a variety of programming languages.
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Convert 8bit sRGB to 4bit grayscale with ImageMagick
No idea why but identify seems to always assume sRGB. Your image should actually be grayscale. If you use the -verbose option it will report the correct color space.
For the bit-depth you need to exp …
- 40.8k
1
vote
Accepted
Prevent white border effect when converting an image to grayscale with ImageMagick
There is some information on dithering techniques using ImageMagick here:
ImageMagick v6 Examples — Color Quantization and Dithering
Using -ordered-dither for the dither and removing the alpha gets …
- 40.8k