[Parti-discuss] jpeg compression
Antoine Martin
antoine at nagafix.co.uk
Wed Aug 5 16:19:17 PDT 2009
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Hello,
Sounds great, please send it on!
Antoine
lars hofhansl wrote:
> Hello,
>
>
> I have a relatively clean patch to enable JPEG compression for Xpra.
> Is there general interest in that? If so, I'll forward a patch against Xpra-current to the list.
>
> The advantages of using jpeg compression are not necessarily obvious.
>
> In my tests I found that for "text only" traffic (emacs, terminals, etc) the message sizes sent over the wire actually *increase*
> unless a very low quality (with corresponding bad results) is chosen.
>
> For other traffic like web browsing, the savings are sometimes quite good (reducing traffic by 25-75%).
> For (natural) image intensive application (photo viewer, gimp, etc) traffic is often reduced by as much as 95%.
> (Boh depending on the quality chosen. At quality setting 60 the savings are quite good).
>
> Thanks.
>
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