Re: [Qemu-devel] [PATCH/RFC 0/7] Screendump to UNIX socket & in PNG format

[Gerd Hoffmann]

  Hi,

> The most practical first step would be simply sending the ppm over a
> socket from ppm_save().  The 'screendump' command today already blocks
> so no new badness is being added.  There would be no threads or fancy
> image encoding.

Adding scaling / compression support will add more overhead though, so
doing that without offloading screendump to a thread first is a bad idea
I think.  Or at least have some numbers to see how bad it actually is.

cheers,
  Gerd