Re: pixel format is out of sync, after refreshing and suddenly changing pixel format

2007-12-13 Thread Peter Rosin
On Wed, Dec 12, 2007 at 01:50:38PM -, James Weatherall wrote: Hi Anon, This is a know limitation of the Refresh Screen option in VNC Free Edition VNC Free Edition-based software, which isn't safe to use if the VNC Viewer might be changing pixel format at a later point. Nice to see it

RE: pixel format is out of sync, after refreshing and suddenly changing pixel format

2007-12-13 Thread James Weatherall
] Subject: Re: pixel format is out of sync, after refreshing and suddenly changing pixel format On Wed, Dec 12, 2007 at 01:50:38PM -, James Weatherall wrote: Hi Anon, This is a know limitation of the Refresh Screen option in VNC Free Edition VNC Free Edition-based software, which

RE: pixel format is out of sync, after refreshing and suddenly changing pixel format

2007-12-13 Thread James Weatherall
PROTECTED] On Behalf Of Peter Astrand Sent: 12 December 2007 18:17 To: Anon Sricharoenchai Cc: vnc-list@realvnc.com; [EMAIL PROTECTED] Subject: Re: pixel format is out of sync, after refreshing and suddenly changing pixel format At a glance, this looks like the same problem I had a few years

Re: pixel format is out of sync, after refreshing and suddenly changing pixel format

2007-12-13 Thread Peter Rosin
On Thu, Dec 13, 2007 at 10:09:07AM -, James Weatherall wrote: Hi Anon Peter, The VNC Personal Enterprise Editions use a new scheme that does not have this limitation. You won't hit problems with the VNC Free Edition system unless you send multiple outstanding update requests (as is

RE: pixel format is out of sync, after refreshing and suddenly changing pixel format

2007-12-13 Thread James Weatherall
, -- Wez @ RealVNC Ltd -Original Message- From: Peter Rosin [mailto:[EMAIL PROTECTED] Sent: 13 December 2007 12:16 To: James Weatherall Cc: 'Anon Sricharoenchai'; vnc-list@realvnc.com; [EMAIL PROTECTED] Subject: Re: pixel format is out of sync, after refreshing and suddenly

Re: pixel format is out of sync, after refreshing and suddenly changing pixel format

2007-12-13 Thread Peter Rosin
On Thu, Dec 13, 2007 at 12:40:11PM -, James Weatherall wrote: Peter, It is a limitation of the RFB 3.x protocol, which requires that update requests are required to be matched 1-to-1 by framebuffer updates, although this isn't strictly required if the pixel format isn't going to change.

Re: pixel format is out of sync, after refreshing and suddenly changing pixel format

2007-12-13 Thread Anon Sricharoenchai
On 12/13/07, Peter Rosin [EMAIL PROTECTED] wrote: On Thu, Dec 13, 2007 at 10:09:07AM -, James Weatherall wrote: Hi Anon Peter, The VNC Personal Enterprise Editions use a new scheme that does not have this limitation. You won't hit problems with the VNC Free Edition system unless

pixel format is out of sync, after refreshing and suddenly changing pixel format

2007-12-12 Thread Anon Sricharoenchai
Hi, I'm not sure to call this a bug in vncviewer, or a bug in VNC protocol. Anyhow, this bug apply to realvnc 4.0 to 4.1.1. The bug may demonstrate the flaw in VNC protocol, which don't have any mechanism to ensure the synchronization of the pixel format between client and server. Let's see

RE: pixel format is out of sync, after refreshing and suddenly changing pixel format

2007-12-12 Thread James Weatherall
-Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Anon Sricharoenchai Sent: 12 December 2007 12:25 To: vnc-list@realvnc.com; [EMAIL PROTECTED]; [EMAIL PROTECTED] Subject: pixel format is out of sync, after refreshing and suddenly changing pixel

Re: pixel format is out of sync, after refreshing and suddenly changing pixel format

2007-12-12 Thread Peter Åstrand
At a glance, this looks like the same problem I had a few years ago. See the thread http://article.gmane.org/gmane.network.vnc.user/18430. (Click on the subject). Best regards, Peter Cstrand On Wed, 12 Dec 2007, Anon Sricharoenchai wrote: Hi, I'm not sure to call this a bug in vncviewer,

Re: pixel format is out of sync, after refreshing and suddenly changing pixel format

2007-12-12 Thread Anon Sricharoenchai
PROTECTED]; [EMAIL PROTECTED] Subject: pixel format is out of sync, after refreshing and suddenly changing pixel format Hi, I'm not sure to call this a bug in vncviewer, or a bug in VNC protocol. Anyhow, this bug apply to realvnc 4.0 to 4.1.1. The bug may demonstrate the flaw