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Results tagged with imagemagick
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user 74148
Imagemagick is a cross-operating-system bitmap manipulation software package, run from commandline and programmable through a variety of programming languages.
4
votes
1
answer
6k
views
Convert 8bit sRGB to 4bit grayscale with ImageMagick
As I'm using PHP with ImageMagick, I'm not sure which commands are needed to convert the image. …
- 155
1
vote
1
answer
465
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Prevent white border effect when converting an image to grayscale with ImageMagick
For printing images on a Epson TM-T88v receipt printer, I had to convert a PNG file to a 4-bit grayscale PNG by using ImageMagick. … test-4bit-gray.png
Original input image:
Converted image:
If I use Epson's native JS library to convert PNG images to 4-bit grayscale I get following result which looks way smoother:
Which ImageMagick …
- 155