Programmatically determine the average greyscale

Mark Wieder mwieder at
Sat Feb 20 18:51:12 EST 2016

On 02/20/2016 03:25 PM, Tim Selander wrote:
> Would it be better to do what we do in the video world? Put a black edge
> on the "Realm of Knowledge" text. Any video editor can do that, but you
> can fake a reasonable fascimile put using the text twice, in layers. Top
> layer is the text in white. Bottom layer in black. Shift the black text
> down and to the right a couple of pixels. Puts a black edge on the
> bottom-right of the white text. Improves readability. You can even blur
> the black text a bit to make the effect a bit more subtle.

I've always liked movie subtitles that did that. It ensures readability 
over any combination of backgrounds.

  Mark Wieder
  ahsoftware at

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