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Re: [PATCH v3 0/3] vnc: support some new extensions.

From: Daniel P . Berrangé
Subject: Re: [PATCH v3 0/3] vnc: support some new extensions.
Date: Thu, 14 Jan 2021 17:31:50 +0000
User-agent: Mutt/1.14.6 (2020-07-11)

On Tue, Jan 12, 2021 at 02:41:17PM +0100, Gerd Hoffmann wrote:
> The rfb standard keeps envolving.  While the official spec is kind of
> frozen since a decade or so the community maintains an updated version
> of the spec at:
>       https://github.com/rfbproto/rfbproto/
> This series adds support for two new extensions from that spec: alpha
> cursor and extended desktop resize.
> alpha cursor allows a full alpha channel for the cursor image (unlike
> the rich cursor extension which has only a bitmask for transparency).
> extended desktop resize makes the desktop-resize work both ways, i.e. we
> can not only signal guest display resolution changes to the vnc client
> but also vnc client window size changes to the guest.
> Tested with tigervnc.
> Support for gtk-vnc is in progress.

FWIW, basic support (ie no multi-head) is implemented and testable
via the examples/gvncviewer program in gtk-vnc.

virt-viewer/remote-viewer are still todo.

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