[haiku-bugs] Re: [Haiku] #7500: Image scaling < 1.0 (downsampling) shows aliasing

  • From: "aldeck" <trac@xxxxxxxxxxxx>
  • Date: Tue, 31 May 2011 10:29:38 -0000

#7500: Image scaling < 1.0 (downsampling) shows aliasing
-------------------------+-------------------------------------------------
   Reporter:  aldeck     |      Owner:  axeld
       Type:             |     Status:  new
  enhancement            |  Milestone:  R1
   Priority:  normal     |    Version:  R1/Development
  Component:             |   Keywords:  image scaling downsampling aliasing
  Servers/app_server     |   Blocking:
 Resolution:             |   Platform:  All
 Blocked By:             |
Has a Patch:  0          |
-------------------------+-------------------------------------------------

Comment (by aldeck):

 Thanks for the detailed explanation. I wasn't sure if it ever worked
 before and thus if it was a bug or missing feature (maybe when scaling was
 done by ShowImage internally instead of native BBitmap scaled drawing?).
 The reason i worry is that the aliasing is really degrading the image
 (even for the inexperienced eye) for what is getting a common use case
 nowadays (watching photos with a really higher res that the screen). I
 haven't tried other OS'es than Ubuntu recently but at least the image
 viewer and Chromium browser do it right. I probably won't be able to look
 into it soon, though at least there's a ticket now :)

-- 
Ticket URL: <http://dev.haiku-os.org/ticket/7500#comment:3>
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