48-bit rendering
Bug #625618 reported by
Don Reba
This bug affects 3 people
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
Inkscape |
New
|
Wishlist
|
Unassigned |
Bug Description
I use Inkscape to produce graphics for mobile applications. After rendering, the graphics undergo custom dithering to look good on 16-bit screens. Having only 24 bits to dither is limiting. I would be able to produce higher quality content, if Inkscape could render to 48 bits.
Currently using Inkscape 0.48 on Windows Vista Ultimate.
Changed in inkscape: | |
importance: | Undecided → Wishlist |
tags: | added: renderer |
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I'm personally interested in the 16 bits per channel (or better) output itself so that I can have more precise bitmaps. Adding dithering is quite easy according to the following link, so I'm hoping that the floating-point values can be discretized to 16 bits or even saved as floating-point images:
http:// xor0110. wordpress. com/2010/ 11/29/inkscape- gradients- dithering- hack/
Some of my programs that interact with bitmaps can't calculate the images' gradients (i.e., empirical derivative/slope in two dimensions) on 8-bit exported images because of the flat regions and steps between them with rendered gradients (i.e., the SVG fills) and filters of large size.
If someone does implement this, I would appreciate 16-bit alpha channels as well (so 64 bits per pixel before compression), if it wouldn't be too much additional trouble.
Currently on Windows XP, by the way.