Re: SVG to PNG

Thanks for answering.

>  improving support for SVG 1.1 and adding a few missing features such as
support for radial gradients
Is there any reference of which are the implemented vs. the missing
features? How about SVG 1.2 ?

> The GraphicsMagick delegates subsystem can support using an external SVG
renderer if the user desires that.
Could you provide some examples or documentation about it?

Regards,

Am Mo., 9. Nov. 2020 um 15:21 Uhr schrieb Bob Friesenhahn <
[email protected]>:

> On Mon, 9 Nov 2020, Pro Turm wrote:
>
> > Does Graphicsmagick support a flawless conversion from SVG to PNG ?
>
> It does a good job with many SVGs, but not with some others.  Notice
> that there is no warranty. You are responsible for the results (good
> or bad).
>
> One thing that GraphicsMagick definitely does not do is to download
> font files via a url from the "web" (e.g. the popular Google fonts).
>
> There is not currently https download support for downloading
> referenced content via https urls (only http is supported).
>
> > I have to decide which package is most suitable for this issue.
> >
> > So far, Ive observed people using inkscape, librsvg etc.
>
> Inkscape uses a modified/extended SVG format as its native format.
> If the SVG was written by Inkscape (popular under Linux), then no
> program will do better at rendering its SVG than Inkscape.
>
> ImageMagick often depends on librsvg for its SVG rendering.
>
> I have been working for many years to make the MVG rendering code
> (inherited from ImageMagick) in GraphicsMagick more robust.
> GraphicsMagick translates SVG into its own simplified MVG rendering
> requests prior to rendering.  MVG is included in the oss-fuzz testing
> and issues discovered by oss-fuzz have informed my efforts.
> Previously there was fuzz testing performed at the SVG level.
>
> At this time, SVG support is suitable for trusted files, but the
> renderer is not designed to be used on untrusted files behind a
> firewall.
>
> This past weekend, I observed faster rendering performance with
> GraphicsMagick's SVG renderer than I was observing with
> ImageMagick+librsvg.
>
> We could use a capable volunteer to help maintain the SVG rendering
> support and particularly for improving support for SVG 1.1 and adding
> a few missing features such as support for radial gradients.  The SVG
> gradients have become very powerful and GraphicsMagick does not yet
> support the new capabilities.
>
> The GraphicsMagick delegates subsystem can support using an external
> SVG renderer if the user desires that.  It is not necessary to abandon
> GraphicsMagick in order to use a different renderer.
>
> Bob
> --
> Bob Friesenhahn
> [email protected], http://www.simplesystems.org/users/bfriesen/
> GraphicsMagick Maintainer,    http://www.GraphicsMagick.org/
> Public Key,     http://www.simplesystems.org/users/bfriesen/public-key.txt
>
>
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