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effects_with_overlays [2011/10/12 21:22]
gds [One Solution]
effects_with_overlays [2013/08/22 21:08] (current)
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 {{ :​tutorial:​overlay-one-solution.png?​nolink&​ |}} {{ :​tutorial:​overlay-one-solution.png?​nolink&​ |}}
  
-Note that filters always expect the input and output to have the same characteristics. In other words, the input image and the output image always have the same pixel aspect ratio. Unless your filter ​is expanding the frame, the input and output image will also have the same dimensions.+**Though it may not be obvious from the diagram, by the time the output image is displayed to the user, it will actually look correct.** 
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 +No matter what host your plug-in is running in, filters always expect the input and output to have the same characteristics. In other words, the input image and the output image always have the same pixel aspect ratio. Unless your filter ​happens to be expanding the frame((A feature which is only supported in Motion and After Effects, via the [[Frame Margin]] parameter)), the input and output image will also have the same dimensions.
  
 ==== Looking at the Issue in Quartz Composer ==== ==== Looking at the Issue in Quartz Composer ====
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