[Libdlo] Basic PNG and SVG display

[Phil Endecott]

Greg KH wrote:
> On Thu, May 21, 2009 at 08:40:09PM +0100, Phil Endecott wrote:
>> Hi,
>> 
>> I have proved that my hardware basically works with a couple of demos 
>> that render PNG and SVG images (the latter using librsvg).  My idea was 
>> that these two formats could be useful in applications like network 
>> activity graphs when plugged in to your router, and so on.
>
> Very cool, can you post your code anywhere?

If it rains this weekend....

>> However, if we get a kernel framebuffer driver (as Roberto promises) 
>> then a user-space utility like this seems of little use.  There are 
>> probably already dozens of programs that can render graphics into a 
>> framebuffer device.  Actually the more I think about it the more I 
>> believe that a kernel framebuffer driver is the right solution for this 
>> sort of thing.
>
> For small systems that you are using this type of thing for, yes, I
> agree, it's the best thing in the long run.  But a simple svg displayer
> is also pretty nice to have, and might be better for some types of
> instances (tiny embedded Linux driving lots of different displays.)

The people who really know about using DisplayLink hardware to drive 
lots of screens from a small box have yet to make themselves known on 
this list (hint hint).


Phil.