POV-Ray : Newsgroups : povray.bugreports : Grayscale_Output=yes doesn't work : Re: Grayscale_Output=yes doesn't work Server Time
2 Oct 2023 07:09:41 EDT (-0400)
  Re: Grayscale_Output=yes doesn't work  
From: James Holsenback
Date: 17 Mar 2015 07:02:48
Message: <550809d8$1@news.povray.org>
On 03/16/2015 03:43 PM, clipka wrote:
> Am 16.03.2015 um 19:01 schrieb Leroy:
>>> Making the preview exactly reflect the output image in every respect
>>> would be excessively difficult. (As an extreme example, reproducing
>>> jpeg artifacts according to the quality settings chosen would require
>>> to actually generate the jpeg image and then convert it back.
>>> Obviously that can only happen once the image is completely rendered.
>>> The same goes for some dithering options at low bit depths.)
>>> For consistency, it
>>> is therefore the current policy to always preview the render at
>>> maximum quality regardless of the output file format and quality
>>> parameters.
>> So does that means the display option +Dxy have deprecated functions too?
> Um... actually, no: In the Windows version they don't have any functions
> at all :P (Don't know about Unix off the top of my hat, but there it
> either does something non-deprecated, or nothing at all either.)
> Those options certainly date back to the DOS versions (or even earlier).

as far as i can tell the video_mode and palette options have no effect 
and produce no warning etc, so they've been removed:


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