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marcan42's profile
Hector Martin
Hector Martin
Hector Martin
@marcan42

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Hector Martin

@marcan42

If it ain't broke, I'll fix it! I'm porting Linux to Apple Silicon Macs at @AsahiLinux. http://patreon.com/marcan  | http://github.com/sponsors/marcan 

Tokyo, Japan
marcan.st
Joined May 2009

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    1. minhquan2002‏ @minhquan20022 11 Jun 2018
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      • Report NetzDG Violation

      @marcan42 hello martin. There is one of your picture has 2 picture in 1 photo# Can you give me tutorial how to do it?pic.twitter.com/Aip5j5qERw

      1 reply 0 retweets 0 likes
      Hector Martin‏ @marcan42 11 Jun 2018
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      Replying to @minhquan20022

      Hector Martin Retweeted Hector Martin

      The command is here:https://twitter.com/marcan42/status/869858577116086272 …

      Hector Martin added,

      Hector Martin @marcan42
      Replying to @marcan42
      One-liner: convert low.png high.png -colorspace Gray -alpha on -channel alpha -fx "(1-v.r+u.r)/2+0.001" -channel rgb -fx "u.r/u.a/2" out.png
      8:44 AM - 11 Jun 2018
      • 1 Like
      • minhquan2002
      1 reply 0 retweets 1 like
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        1. minhquan2002‏ @minhquan20022 11 Jun 2018
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          Replying to @marcan42

          Thanks, i already know the code. But what application which use that code, or which OS?

          1 reply 0 retweets 0 likes
        2. Hector Martin‏ @marcan42 11 Jun 2018
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          Replying to @minhquan20022

          That's ImageMagick https://www.imagemagick.org/script/convert.php …

          1 reply 0 retweets 0 likes
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