Gentoo Archives: gentoo-user

From: meino.cramer@×××.de
To: gentoo-user@l.g.o
Subject: Re: [gentoo-user] Maybe OT: Sync freq of LCDpanel != framerate of movie ?!?
Date: Sat, 24 Apr 2010 16:28:55
Message-Id: 20100424162815.GA5147@solfire
In Reply to: Re: [gentoo-user] Maybe OT: Sync freq of LCDpanel != framerate of movie ?!? by Volker Armin Hemmann
1 Volker Armin Hemmann <volkerarmin@××××××××××.com> [10-04-24 17:56]:
2 > On Samstag 24 April 2010, meino.cramer@×××.de wrote:
3 > > Mick <michaelkintzios@×××××.com> [10-04-24 17:20]:
4 > > > On Saturday 24 April 2010 15:58:23 meino.cramer@×××.de wrote:
5 > > > > Mick <michaelkintzios@×××××.com> [10-04-24 16:56]:
6 > > > > > On Saturday 24 April 2010 14:33:39 William Kenworthy wrote:
7 > > > > > > Not sure if it will help, but try setting your kernel jiffies to
8 > > > > > > 300hz? - 300 is evenly divisible by both 60 and 50 and I think was
9 > > > > > > introduced for this reason.
10 > > > > >
11 > > > > > Assuming your "jiffies" imply the kernel's setting of
12 > > > > > CONFIG_HZ_300=y, we're still talking about the kernel here, not the
13 > > > > > video card ...
14 > > > > >
15 > > > > > Anyway, isn't CONFIG_HZ_1000=y a better option for a modern desktop?
16 > > > > > 1000 is also divisible by both 50 & 60.
17 > > > >
18 > > > > ...how carefully do you devide 1000 by 60 to not to break it apart ?
19 > > > > ;)
20 > > >
21 > > > Oops! It is evident that I cannot use a calculator! O_O
22 > >
23 > > It is -- of course -- definetly a bug in the firmware of the
24 > > calculator! Sure! :)
25 > >
26 > > I have looked into my .config and it says to run my box with 1000Hz.
27 > >
28 > > I will try to set it at 300Hz, which will bring mplayer to protest
29 > > against...
30 > >
31 > > But if my LCD will better live with 300Hz ...
32 > >
33 > > Ok, other ideas what produces the distortions?
34 >
35 >
36 > kernel jiffies have nothing to do with that. Absolutely nothing. Apart from that
37 > it is a wise choice - 100 is too low for a desktop and 1000 is too much.
38 >
39 > First off all, turn off 'vsync'. Also try opengl as output instead of xv. And if
40 > your display can do 75hz it might be a good thing to try.
41 >
42 > Oh - and the freqs of the current has nil influence at all.
43 >
44
45 Sorry for not understanding -- English is not my mothers tongue --:
46 The last sentence: "of the current" what?
47
48
49
50 --
51 Please don't send me any Word- or Powerpoint-Attachments
52 unless it's absolutely neccessary. - Send simply Text.
53 See http://www.gnu.org/philosophy/no-word-attachments.html
54 In a world without fences and walls nobody needs gates and windows.

Replies