Re: [GTALUG] [GTALUG-Announce] Meeting Tomorrow

2021-08-10 Thread Giles Orr via talk
On Tue, 10 Aug 2021 at 12:22, David Mason via talk  wrote:
>
> I just thought I’d point out that the meeting page gets screwy if you look at 
> it with a window wider than about 80% of a 2560 screen (the left navigation 
> bar slides over the content block). Same on Firefox, Chrome, and  Safari.
>
> ../Dave
> On Aug 9, 2021, 10:03 PM -0400, hi--- via talk , wrote:
>
> https://gtalug.org/meeting/2021-08/

Dave's assessment perhaps doesn't need a +1, but since I do websites
for a living, I was curious.  And yes, the TLUG meeting page goes
quite wonky on wide screens with bad overlap between the two columns.
Ah - they're not columns: I've never used the  tag, but it
seems to be the issue here?  Works great at narrow widths, breaks down
with extra wide ones.

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Re: [GTALUG] [GTALUG-Announce] Meeting Tomorrow

2021-08-10 Thread David Mason via talk
I just thought I’d point out that the meeting page gets screwy if you look at 
it with a window wider than about 80% of a 2560 screen (the left navigation bar 
slides over the content block). Same on Firefox, Chrome, and  Safari.

../Dave
On Aug 9, 2021, 10:03 PM -0400, hi--- via talk , wrote:
> https://gtalug.org/meeting/2021-08/
>
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Re: [GTALUG] war story: horrible colours on Seiki TV under Fedora 34

2021-08-10 Thread Stewart C. Russell via talk
On 2021-08-10 9:57 a.m., D. Hugh Redelmeier via talk wrote:
> 
> I don't really like to black-box nature of the profile presentation 
> through the Gnome GUI. There should be some tool to examine and nudge a 
> profile in useful ways. I'm tired of spelunking to find the right software 
> tools for all these miscellaneous tasks.

Yes, there should. But there isn't one that I know of.

Linux suffers from having two competing colour management systems. And
each of them does one thing fairly well, but neither does all the things
reasonably well. As far as I can see, lcms/lcms2 is the older system.
It's almost all command-line based. It had an interactive monitor
profile tool (lprof) but the developer abandoned it around 2002 and it
hasn't seen any updates in 15 years.

Argyll is the newer colour management system. It has some graphical
tools, but none to nudge colour profiles.

There are a bunch of complexities that might be affecting you:

* Linux seems to be able to extract calibration information from the
monitor EDID. The Asus monitor I'm using, despite me having a manual
calibration for it, claims that the ICC profile was something it
downloaded from the monitor. It may be that the downloaded ICC has
applied any settings you've poked into the front panel, and Linux is
gamely trying to correct for them twice.

* Nvidia has its own colour calibration deal going on, apparently. It
will quietly override any other system settings. (Some apps also have
their own colour management: Firefox used to, but I think they fixed that)

* The huge amount of effort in colour calibration is for process colour
matching in printing. People get paid to get that right, and it can cost
a lot of money to get it wrong. Monitors (under Linux, at least) are
definitely second-tier. Don't get me started on scanner calibration ...

> I wonder if Windows has a colour profile for this monitor.  If so, can I 
> turn it into something that Linux can use?  Perhaps a .icc file is exactly 
> that.

Yup. Windows ICM files = Linux ICC files. But a monitor with a few
years' use on it will have shifted colour quite dramatically from a new
one. I mean, it's not going to be the all-yellow you're seeing, but it
may be difficult to get nice colours from it if you apply a factory
calibration.

cheers,
 Stewart
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Re: [GTALUG] 'Unable to connect' to https://www.mixingmusiclive.com/

2021-08-10 Thread Chris Aitken via talk

I'm good, now. I called eastlink - problem was at there end. All good, now.
Chris

On 2021-08-10 10:26 a.m., Chris Aitken via talk wrote:

Hi,
Firefox suddenly can't load anything at https://www.mixingmusiclive.com/
I don't have a firewall - no that I know of. Searching on Internet for 
things to try, but as usual hitting problems like advice is to hit 
Alt, then Tools, then Options, and, of course there is no Options. I 
have checked with the web admin and she says everything is good at her 
end.

Ideas?
Chris
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Re: [GTALUG] 'Unable to connect' to https://www.mixingmusiclive.com/

2021-08-10 Thread Znoteer via talk
On Tue, Aug 10, 2021 at 11:23:08AM -0400, Znoteer wrote:
> On Tue, Aug 10, 2021 at 10:26:58AM -0400, Chris Aitken via talk wrote:
> > Hi,
> > Firefox suddenly can't load anything at https://www.mixingmusiclive.com/
> 
> I can load that page, and navigated two clicks to arrive here:
> 
> https://www.mixingmusiclive.com/mixing-music-live-course
> 

I should have added that this is from a reseller (Ebox) on Videotron's
network in Montreal.

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Re: [GTALUG] 'Unable to connect' to https://www.mixingmusiclive.com/

2021-08-10 Thread Znoteer via talk
On Tue, Aug 10, 2021 at 10:26:58AM -0400, Chris Aitken via talk wrote:
> Hi,
> Firefox suddenly can't load anything at https://www.mixingmusiclive.com/

I can load that page, and navigated two clicks to arrive here:

https://www.mixingmusiclive.com/mixing-music-live-course

-- 
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Re: [GTALUG] Today! Re: [GTALUG-Announce] Meeting Tomorrow

2021-08-10 Thread o1bigtenor via talk
On Tue, Aug 10, 2021 at 9:13 AM D. Hugh Redelmeier via talk 
wrote:

> The actual meeting will be at 7:30 PM on 2021 August 10.
> I think that the rest of the message is correct.
>

Thought that timing was likely but did find the previously listed
possibility
as 'interesting'.

>
> We are really lucky getting Alyssa Rosenzweig to talk.  She's doing
> important and tricky work providing open drivers for pervasive hardware.
> Reverse engineering hardware as complex as a GPU is astonishingly
> difficult.
>
> The Linux graphics stack is enormous and I don't understand it at all
> well.  I really look forward to Alyssa's talk: it should fill in one tile
> of the mosaic.  I hope to ask Alyssa if she knows a Royal Road to
> understanding the stack.
>

Having long term issues in trying to run a multi-gpu system and lately
adding
a 4k hdmi monitor monitor into a now 5 monitor display sub-system I also
have more than a question or two that I would love some answers for.
Likely won't be asking any questions as I'm finding that most of the Linux
community doesn't use multi-gpu setups unless its for computing horse
power or electronic currency mining which needs are quite different than
for a very heavy screen real estate system (better not to frustrate other
attendees!).

Thanks for confirming the scheduling.

Regards
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[GTALUG] 'Unable to connect' to https://www.mixingmusiclive.com/

2021-08-10 Thread Chris Aitken via talk

Hi,
Firefox suddenly can't load anything at https://www.mixingmusiclive.com/
I don't have a firewall - no that I know of. Searching on Internet for 
things to try, but as usual hitting problems like advice is to hit Alt, 
then Tools, then Options, and, of course there is no Options. I have 
checked with the web admin and she says everything is good at her end.

Ideas?
Chris
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[GTALUG] Today! Re: [GTALUG-Announce] Meeting Tomorrow

2021-08-10 Thread D. Hugh Redelmeier via talk
The actual meeting will be at 7:30 PM on 2021 August 10.
I think that the rest of the message is correct.

We are really lucky getting Alyssa Rosenzweig to talk.  She's doing 
important and tricky work providing open drivers for pervasive hardware.  
Reverse engineering hardware as complex as a GPU is astonishingly 
difficult.

The Linux graphics stack is enormous and I don't understand it at all 
well.  I really look forward to Alyssa's talk: it should fill in one tile 
of the mosaic.  I hope to ask Alyssa if she knows a Royal Road to 
understanding the stack.

| From: o1bigtenor via talk 
| To: GTALUG Talk 
| Cc: o1bigtenor 
| Date: Tue, 10 Aug 2021 05:55:20 -0500
| Subject: Re: [GTALUG] [GTALUG-Announce] Meeting Tomorrow
| 
| On Mon, Aug 9, 2021 at 9:03 PM hi--- via talk  wrote:
| 
| > https://gtalug.org/meeting/2021-08/
| >
| > The Linux 3D graphics stack with Alyssa Rosenzweig
| >
| > GPUs and spinning cubes - what could go wrong? In this talk, we'll learn
| > how 3D graphics works on Linux, from an OpenGL or Vulkan application down
| > to the hardware, detouring through the dizzying world of shader compilers.
| >
| > Lightning talks
| >
| > This is GTALUG's version of an un-conference, a loosely structured short
| > talks emphasizing the informal exchange of information and ideas between
| > participants, rather than following a conventionally structured GTALUG
| > meetings.  If you already have a topic in mind please send an email to
| > speak...@gtalug.org to be added to the list of scheduled talks.
| >
| > Location
| >
| > We're going to use Zoom for this meeting
| >
| > Time: Mar 9, 2021 07:30 PM Eastern Time (US and Canada)
| >
| >
| Hmm - - - - dunno how you're able to do this - - - - this
| go forward to back in time but I'd bet if you can that this would be quite
| readily salable!
| 
| Please advise as to actual meeting time.

| Is it possible to 'attend' meeting after the fact?
| 
| Regards
| 
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Re: [GTALUG] war story: horrible colours on Seiki TV under Fedora 34

2021-08-10 Thread D. Hugh Redelmeier via talk
| From: Stewart C. Russell via talk 

| I'd be happy to lend you my ColorHug. Takes about 15 minutes. You will
| be amazed at how less blue everything looks, because vendors always set
| monitors for maximum brightness and coolness to wow people on the shop
| floor.

That's a very kind offer.  I may take you up on it once the plague is
under better control.

I'm suffering whiplash from the transition from yellow overload of
the bad profile to the blue-forward of the Dell profiles.

I don't really like to black-box nature of the profile presentation 
through the Gnome GUI. There should be some tool to examine and nudge a 
profile in useful ways. I'm tired of spelunking to find the right software 
tools for all these miscellaneous tasks.

I wonder if Windows has a colour profile for this monitor.  If so, can I 
turn it into something that Linux can use?  Perhaps a .icc file is exactly 
that.

I was OK with the previous state where there was no colour profile.  Maybe 
I can go back to that somehow.  I'm too lazy/backlogged/content to figure 
that out.

I have a tremendous backlog of "should be easy but I don't yet 
know/remember how" tasks.  One never knows how long they take until one 
has accomplished them.  I lived with those horrible colours for over a 
month.

My "war story" series is meant to document some of the victories.  
Perhaps I'm too prideful to post them earlier, in the unsolved state.

I try to file bug reports when appropriate, even if I've solved the 
problem for me.  This should be useful for all software but I consider it 
a duty for free software users.
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Re: [GTALUG] [GTALUG-Announce] Meeting Tomorrow

2021-08-10 Thread o1bigtenor via talk
On Mon, Aug 9, 2021 at 9:03 PM hi--- via talk  wrote:

> https://gtalug.org/meeting/2021-08/
>
> The Linux 3D graphics stack with Alyssa Rosenzweig
>
> GPUs and spinning cubes - what could go wrong? In this talk, we'll learn
> how 3D graphics works on Linux, from an OpenGL or Vulkan application down
> to the hardware, detouring through the dizzying world of shader compilers.
>
> Lightning talks
>
> This is GTALUG's version of an un-conference, a loosely structured short
> talks emphasizing the informal exchange of information and ideas between
> participants, rather than following a conventionally structured GTALUG
> meetings.  If you already have a topic in mind please send an email to
> speak...@gtalug.org to be added to the list of scheduled talks.
>
> Location
>
> We're going to use Zoom for this meeting
>
> Time: Mar 9, 2021 07:30 PM Eastern Time (US and Canada)
>
>
Hmm - - - - dunno how you're able to do this - - - - this
go forward to back in time but I'd bet if you can that this would be quite
readily salable!

Please advise as to actual meeting time.

Is it possible to 'attend' meeting after the fact?

Regards
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