Re: [vdr] xineliboutput and ubuntu 7.10 (Gutsy)

2008-03-20 Thread Niko Mikkila
On Wed, 19 Mar 2008 00:00:15 +0200
Timo Laitinen [EMAIL PROTECTED] wrote:

   although not perfectly (rapid motion, such as news tickers, are
   jumpy with xxmc on openchrome when HW acceleration is on, not sure
   why)  
  
  Sounds like an X problem to me, though it could just possibly be to
  do with xine-lib's xxmc support.
 
 Yes, could be an X (openchrome) problem, could be xxmc or the HW
 decoding, I'm a bit at loss with it at the moment. With Xv the quality
 is just fine (but CPU at around 60-70%, a bit too touchy for other
 activity). The xxmc is somewhat blurry and jumping a bit with the
 tickers, with CPU at 30%. Any similar experience/solutions anyone? The
 hardware is CN700 (EPIA EN-12000).

All XvMC implementations that I know of have poor deinterlacing, which
makes them pretty useless for decoding interlaced video. Your
description suggests that openchrome just drops the other field, so you
lose half of both the vertical resolution and temporal definition (50
fields/s - 25 frames/s). Continuous small skips (at regular or
seemingly random intervals) could also be caused by a refresh-rate
mismatch, but if Xv is ok, this is not the main problem in your case.

Regards,

Niko Mikkilä

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Re: [vdr] [ANNOUNCE] vdr-xine-0.8.2 plugin

2008-03-18 Thread Niko Mikkila
On Mon, 17 Mar 2008 14:19:42 + (UTC)
Harald Milz [EMAIL PROTECTED] wrote:

 I'm trying to build a small playback-only box using vdr-xine based on a Via
 Epia-15000 board with the onboard video adapter. I don't try to scale
 images -- the X server is set to 1024x576 (16:9 PAL). (The TV set has a
 nice rescaler to blow images up to 1366x768). Whatever I do, the image
 shows lots of artifacts, especially when there's a lot of movement in a
 scene, visibly more than softdevice with DirectFB on my old Matrox G450.
 I'm actually thinking about buying a PCI Matrox card (mind you, I don't
 even use the BES since I also set the FB to 1024x576 and let the TV set
 rescale), plug it into the Via board and use softdevice again.

You still need to scale anamorphic 720x576 horizontally to 1024x576,
and deinterlace before that. It would be best to use the native
resolution of the panel so that the video is scaled only once. However,
some panels don't let you use a 50 Hz display mode at native
resolution, but only at 720p or through a specific input port
(VGA, DVI or HDMI). Make sure you use a 50 Hz or 100 Hz refresh rate for
PAL. This is more important than using the native resolution, especially
when watching sports and other interlaced broadcasts (when deinterlaced
at full rate).

The motion artifacts that you are seeing are probably due to
interlacing (http://en.wikipedia.org/wiki/Interlace), either because
you don't deinterlace at all, or because you use a poor deinterlacing
filter. Xine does have some moderate filters ported from tvtime (or
originally from DScaler). I'd recommend trying Greedy2Frame, with these
parameters:

xine --post
tvtime:enable=1,method=Greedy2Frame,framerate_mode=full,cheap_mode=0


Regards,

Niko Mikkilä

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Re: [vdr] vdr-sxfe don't start..

2008-02-16 Thread Niko Mikkila
On Sat, 16 Feb 2008 13:05:54 +0200
JJussi [EMAIL PROTECTED] wrote:

 Hi!
 Something went wrong when I update/re-emerge vdr.. Now vdr-sxfe don't start 
 and giving reason:
 
 xine: cannot find input plugin for MRL 
 [xvdr://127.0.0.1#nocache;demux:mpeg_block]
 
 [snip]

There seems to be no /usr/lib/xine/plugins/1.1.10/xineplug_inp_xvdr.so
in your Xine plugin list. Is there such a file on your system (maybe
it's in the wrong place, in some other directory)?
If that file is missing or misplaced, the xineliboutput ebuild that you
are using is probably broken.

Regards,

Niko Mikkilä

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Re: [vdr] Disabling Xineliboutput video mode switching

2008-01-31 Thread Niko Mikkila
On Thu, 31 Jan 2008 09:04:33 +0200
Samuli Seppänen [EMAIL PROTECTED] wrote:

  Hi all,
 
  I have a problem with Xineliboutput's OSD. In low resolution videos it 
  look doesn't fit the screen. It seems as if Xineliboutput actually 
  switches the resolution of the (VGA) monitor.
 
  So how do I force Xineliboutput to first scale the _video_ to screen 
  (not vice versa) and then put OSD (unscaled) on top of that?
  
  Same problem here.
  I'd prefer it to scale the osd the same way vdr-xine does.
  (i'm using xine as a remote frontend)
 
 There is a setting in /etc/vdr/setup.conf 
 (Xineliboutput.VideomodeSwitching = 1), but in Gentoo that file gets 
 overwritten every time VDR starts. I have not yet found a way to modify 
 that file except with the vdr-setup plugin, but it does not allow me to 
 change all the variables that are in the file.

Hi,

Rolf Ahrenberg already answered this question yesterday at Linuxtv.fi forum, a 
short while after you posted it.

Make sure VDR isn't running when you edit setup.conf with external 
tools--otherwise VDR will not read your changes and it will just overwrite them 
with its current in-memory settings when closed.

Regards,

Niko Mikkilä

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Re: [vdr] Looking for DVB-T card (TVHD compatible) for vdr

2008-01-31 Thread Niko Mikkila
On Thu, 31 Jan 2008 14:57:44 +0100
karim [EMAIL PROTECTED] wrote:

 Hello,
 
 My vdrbox currently running with 2 Nexus cards. I plan to upgrade the box, 
 for receiving several TVHD FTA channels (from SAT and TNT). 
 At the end, I hope vdr could run with :
 - 1 x Technotrend S2-3200 HD
 - 1 x Nexus DVB-S (or 1 x Technotrend S2-3200 HD)
 - 1 x DVB-T double-tuner, TVHD compatible
 
 I am very interested by PCI-E double-tuner cards, like Cinergy 2400i DT, 
 unfortunately there is no Linux driver yet, because PCI-E format. Then I've
 to
 choose one TVHD compatible double-tuner DVB-T in PCI format.
 
 I found the Hauppauge WinTV Nova-T500 but I don't know if this card is TVHD
 compatible.
 Is it true that all budget DVB-T cards (ie without hardware MPEG2 or 4
 embedded) are
 TVHD compatible (like S2-3200 HD for DVB-S) ?

Well, I don't know about France, but here in Finland broadcasters are going to
wait for DVB-T2 until adopting HDTV in a wider scale, which means that current
DVB-T devices won't be able to receive future HD channels. There are no DVB-T2
cards available now--first models will probably arrive in 2009.

If you already have terrestrial HDTV channels running now, they are sent as
DVB-T, and any budget DVB-T card (Nova-T 500 included) can receive them.

Regards,

Niko Mikkilä

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Re: [vdr] mplayer does not work properly

2007-02-21 Thread Niko Mikkila
On Wed, 21 Feb 2007 20:32:02 +0200
Pasi Juppo [EMAIL PROTECTED] wrote:

 Hi,
 
 I have couple of video clips that fail to work properly via VDR. First
 ones playback is very jerky (23.976fps) via VDR but no problem played
 back on PC.

When playing back 24 fps video on an FF-card or any other PAL TV-output
device, jerkiness is quite expected. You need to speed up the playback
by a factor of 25/24~=1.0417, which can be done with the -speed option
in MPlayer. Audio pitch will rise slightly, so if that bothers you, use
an external LADSPA filter to compensate
(see: http://mark.santaniello.net/archives/260).

The NTSC/PAL speed setting should be handled automatically in the
mplayer.sh script, but have you configured NTSC=false in
mplayer.sh.conf?


 Second one does not play sound from the clip but the sound from the
 channel that was being viewed before playback.

MPlayer probably has problems with the audio codec used in the clip.
Updating to latest SVN could help. If not, try other players and
identify the audio codec. If the codec should be supported, take a look
at the mplayer -v output and perhaps upload a sample somewhere.


 I've tried mplayer.sh 0.8.6 and 0.8.7. mplayer itself is version 1.0rc1.
 Haven't tried trunk version because there did not seem to be fixes
 related to audio or jerkiness.

Did you actually read through the SVN logs from the last 4 months?
Quite an accomplishment. ;) Anyway, most of the codec-related stuff is
in FFmpeg/libavcodec, which is in a separate repository.


 Anyone else with similar problems?
 
 Also, there seems to be DVD support in trunk version of the mplayer. Any
 idea whether mplayer plugin will support DVD in the near future?

Have you tried the current support in mplayer.sh?


Regards,
Niko

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Re: [vdr] mplayer does not work properly

2007-02-21 Thread Niko Mikkila
On Wed, 21 Feb 2007 22:58:57 +0200
Pasi Juppo [EMAIL PROTECTED] wrote:

 Strange that it works fine on the server and both have the same setup of
 codecs. Have to check further.

It could also be that the clip has AC3 or DTS audio, and MPlayer is
configured to handle them in a different way (passthrough). Can't think
of any other reason for the problem.


  Also, there seems to be DVD support in trunk version of the mplayer. Any
  idea whether mplayer plugin will support DVD in the near future?
  
  Have you tried the current support in mplayer.sh?
 
 No, I was under impression that DVD menu navigation is not supported.
 Have to recheck this too then.

Well, there's no navigation support, but personally I prefer the MPlayer way :)
Don't know how it works with the MPlayer plugin though, that's why I asked.


Niko

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Re: [vdr] rambling newbie questions

2007-01-22 Thread Niko Mikkila
On Sun, 21 Jan 2007 21:19:27 -0500
Russell Treleaven [EMAIL PROTECTED] wrote:

 I would like to make a small PVR appliance. I have digital cable and it
 is my understanding that I could get a DVB card that captures an MPEG
 stream but most of the content is encrypted and to my knowledge no one
 has figured out how to decrypt it. Since I want the premium content I
 need the cable companies settop box to decrypt it.

So the digital television standard your cable company uses is really
DVB-C, but content scrambling is not based on DVB-CA (Conditional
Access)? Interesting, what company is it and which system are they
using then?


 MythTV seems too big, requires a database and X
 Mplayer seems too big and requires X
 VLC seems to big and requires X

Well, MPlayer and VLC are not necessarily that big and I think you can
compile MPlayer without X support (or you can install X headers and
libraries to compile MPlayer, if it can't be done otherwise). In any
case, running these programs doesn't require running an X server.
I wouldn't use MPlayer as the primary media frontend though, just as
a video player.


 I have installed the following
 ivtv 0.8.0
 vdr 1.4.4 
 vdr-pvr350 0.0.4_pre1
 vdr-analogtv 1.0.00-r1
 
 I can't figure out how to get VDR running
 localhost media-video # /etc/init.d/vdr start
  * Preparing start of vdr:
  *   config files ...
 [ ok
 
  *   Some plugins could not be loaded!
  *   Waiting for prerequisits (devices nodes etc.) ...
  * could not start vdr: dvb device not found

 [ !!
 
 -
 localhost media-video # cat /var/vdr/vdr-start-log
 Startlog for VDR
 I: vdr-pvr350: plugin not found

Seems that there were problems loading both the analogtv and
the pvr350 plugin, since VDR complains about the DVB device.
Perhaps analogtv is not configured properly. The pvr350 problem
is probably packaging-related (as in a bug in the ebuild).


 Another thing I would like to be able to do is play avi files, wmf and
 other video file formats through the tv-out.
 Is VDR the correct tool?

Not exactly, you need to use MPlayer through the vdr-mplayer plugin to
play those files.


Regards,
Niko Mikkilä

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Re: [vdr] rambling newbie questions

2007-01-22 Thread Niko Mikkila
On Mon, 22 Jan 2007 09:54:40 +0100
Tony Grant [EMAIL PROTECTED] wrote:

  Is VDR the correct tool?
 
 I am not sure that vdr is the best tool for recording/time
 shifting/whatever encrypted analog video. It is the best tool for
 digital (DVB-S, DVB-T...) by far.

Agreed.


 The best way to play the other media - avi etc - is xine. 
 
 Have you checked the MMS project?

Unlike MPlayer, My Media System and Xine don't support ivtv output
without X, but I'd also say that MMS and Freevo are worth taking a look
at if you are willing to run a lightweight X session (it's not that
heavy anyway; ten years ago I used X happily on ~ 100 MHz Pentium
machines and 64 MB RAM).


Niko Mikkilä

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Re: [vdr] Best video card for 1080i/p with softdevice?

2006-09-15 Thread Niko Mikkila
On Sat, 16 Sep 2006 01:23:58 +0900 (EIT)
Anthony Hornby [EMAIL PROTECTED] wrote:

 Hi everyone,
 just discovered that my trusty old G550 can only do 1280x1024 via the DVI
 output  damn it !!
 
 Anyone have any recommendations for a card which will work with softdevice
 and  directfb or vidix to do digital 1080p and 1080i resolution output via
 DVI?
 I will be connecting it via a DVI-HDMI converter cable to a Toshiba
 62CM9UA rear projection TV.
 
 I am after the most stable card with the best playback quality I can get
 and  don't mind spending a few hundred dollars to get the right one.
 
 Thanks for your help.
 
 Regards Anthony.

Hi,

cheap ATI and NVIDIA cards are good for HD video output (esp. NVIDIA
because you can get MPEG-2 acceleration working with the binary
drivers). The cheapest passively cooled cards work as well for video
playback on Linux as the high-end models, so don't pay over 40 euros
for one. However, these cards work best through the X.org drivers, so
you're better off with vdr-xineliboutput than with softdevice. Anyway,
Xine offers better deinterlacers, which are very important for playback
quality with such displays as yours.

Niko

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Re: [vdr] Error when i start vdr

2006-08-01 Thread Niko Mikkila
On Tue, 1 Aug 2006 21:11:28 +0200
Pedja Vasiljevic [EMAIL PROTECTED] wrote:

 Hi everyone
 
 when i tray to start vdr i see in my log next error
 
 ERROR: no OSD provider available - using dummy OSD!
 

You probably don't have a FF DVB card, which is the only output device
VDR supports out-of-the-box. Alternatively you can use a supported
MPEG-2 decoder card that has a VDR plugin written for it (such as dxr3,
em84xx or pvr350), or one of the software plugins (vdr-xineliboutput,
vdr-xine, softdevice, ...), that allow output through the graphics card.

Niko

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