Re: [vdr] BBC HD and vdpau

2009-04-24 Thread Morfsta
On Wed, Apr 22, 2009 at 8:05 PM, Reinhard Nissl rni...@gmx.de wrote:
 Sounds like VDPAU (or xine's interface with VDPAU) doesn't support
 MBAFF properly then.

 BBCHD is one of the few HD channels that uses MBAFF, most use PAFF.

 Is there a chance to provide a TS sample for investigation?

 Bye.

Reinhard, look here: http://www.megaupload.com/?d=Y9UIF304

Thanks,

Morfsta

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Re: [vdr] BBC HD and vdpau

2009-04-22 Thread Morfsta
On Tue, Apr 21, 2009 at 11:02 PM, Luca Olivetti l...@ventoso.org wrote:

 I doubt it. I think it's simply a case of vdpau not working properly, or
 some magic setting that has to be tweaked (I had really funky colors
 until I reset the hue,saturation and contrast by editing .xine/config,
 no way to correctly adjust them from insinde xine).
 FWIW I'm using the laptop display (which has 1680x1050 resolution, so
 there's a bit of scaling involved from 1440x1080).

 Bye
 --
 Luca

Sounds like VDPAU (or xine's interface with VDPAU) doesn't support
MBAFF properly then.

BBCHD is one of the few HD channels that uses MBAFF, most use PAFF.

Kind Regards,

Morfsta

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Re: [vdr] BBC HD and vdpau

2009-04-22 Thread Reinhard Nissl
Hi,

Morfsta schrieb:

 Sounds like VDPAU (or xine's interface with VDPAU) doesn't support
 MBAFF properly then.
 
 BBCHD is one of the few HD channels that uses MBAFF, most use PAFF.

Is there a chance to provide a TS sample for investigation?

Bye.
-- 
Dipl.-Inform. (FH) Reinhard Nissl
mailto:rni...@gmx.de

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Re: [vdr] BBC HD and vdpau

2009-04-22 Thread Luca Olivetti
En/na Morfsta ha escrit:
 On Tue, Apr 21, 2009 at 11:02 PM, Luca Olivetti l...@ventoso.org wrote:
 
 I doubt it. I think it's simply a case of vdpau not working properly, or
 some magic setting that has to be tweaked (I had really funky colors
 until I reset the hue,saturation and contrast by editing .xine/config,
 no way to correctly adjust them from insinde xine).
 FWIW I'm using the laptop display (which has 1680x1050 resolution, so
 there's a bit of scaling involved from 1440x1080).

 Bye
 --
 Luca
 
 Sounds like VDPAU (or xine's interface with VDPAU) doesn't support
 MBAFF properly then.

Or, as I said, there's some parameter unknown to me that I should tune: 
I have the same problem with the astra hd demo at 23.5E
Or simply vdpau doesn't work with my graphic card:

Model:   Quadro FX 770M
IRQ: 16
Video BIOS:  62.94.3b.00.06
Card Type:   PCI-E
DMA Size:40 bits
DMA Mask:0xff
Bus Location:01.00.0

Bye
-- 
Luca

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Re: [vdr] BBC HD and vdpau

2009-04-21 Thread Morfsta
On Mon, Apr 20, 2009 at 4:55 PM, Rob Davis r...@davis-family.info wrote:
 I have VDR working with BBC HD almost, and Sky HD +24 and a few others,
 however, BBC doesn't seem to display properly, as well as having
 problems with the audio selection.  It looks like it has macrovision
 protection or something like that.. (Using vdr-sxfe and xine-libs with
 h264 support).

 As I said, other channels seem to work.  I would try ITV HD but there's
 never anything on...

 Any tips?

There is a bug in the broadcast of BBCHD (on Astra 28.2E, this problem
doesn't occur on 1W) as the audio descriptor is wrong for the AC3
stream. This doesn't seem to cause problems with any other receiver
now apart from VDR. I have mailed the BBC twice, and they say they are
going to fix it at their next technology refresh as they don't want
to be uncompliant with the DVB standards but they haven't done this
since my first mail in December so don't expect anything soon.

If you turn Dolby Digital off in the VDR DVB menu then it will play
only the MPA track and the picture will then work fine in VDR.
However, unfortunately this track also comes with audio description
which can be pretty annoying if you're not visually impaired!

It would be nice to see BBC HD again with VDR - if someone could give
some pointers on how we might be able to fix it (see my earlier mail
to this list on the subject with more technical details) I would work
on a patch for those who are interested. But right now, I don't know
where to start (I'm a hacker not a coder).

Thanks,

Morfsta

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Re: [vdr] BBC HD and vdpau

2009-04-21 Thread Luca Olivetti
En/na Morfsta ha escrit:

 
 If you turn Dolby Digital off in the VDR DVB menu then it will play
 only the MPA track and the picture will then work fine in VDR.

I tried activating dolby digital (I usually have it set to no), and I 
don't have a problem with the video (as long as I use xxmc, vdpau, as I 
said previously, doesn't work). Of course I don't hear anything (I don't 
have 5.1 hardware), and if I select the normal audio track it skips from 
time to time, but the video itself is fine.

Bye
-- 
Luca

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Re: [vdr] BBC HD and vdpau

2009-04-21 Thread Rob Davis
Luca Olivetti wrote:
 En/na Morfsta ha escrit:
 
 If you turn Dolby Digital off in the VDR DVB menu then it will play
 only the MPA track and the picture will then work fine in VDR.
 
 I tried activating dolby digital (I usually have it set to no), and I 
 don't have a problem with the video (as long as I use xxmc, vdpau, as I 
 said previously, doesn't work). Of course I don't hear anything (I don't 
 have 5.1 hardware), and if I select the normal audio track it skips from 
 time to time, but the video itself is fine.
 
 Bye

I tried the turning off dolby digital and I get the Narrative track ok, 
but I still get corruption on vdpau.  It's like vertical banding, 
reminiscent of trying to copy a video with macrovision.  My pc doesn't 
display it well enough on xxmc, (I have an 8400 which should be fast 
enough with a quad core phenom, but it doesn't want to do it..)

I am using a VGA output, maybe it will work if I used a DVI one?  Maybe 
it is HDCP protection?

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Re: [vdr] BBC HD and vdpau

2009-04-21 Thread Luca Olivetti
En/na Rob Davis ha escrit:

 
 I tried the turning off dolby digital and I get the Narrative track ok, 
 but I still get corruption on vdpau.  It's like vertical banding, 

I my case the bands are horizontal

 reminiscent of trying to copy a video with macrovision.  My pc doesn't 
 display it well enough on xxmc, (I have an 8400 which should be fast 
 enough with a quad core phenom, but it doesn't want to do it..)
 
 I am using a VGA output, maybe it will work if I used a DVI one?  Maybe 
 it is HDCP protection?

I doubt it. I think it's simply a case of vdpau not working properly, or 
some magic setting that has to be tweaked (I had really funky colors 
until I reset the hue,saturation and contrast by editing .xine/config, 
no way to correctly adjust them from insinde xine).
FWIW I'm using the laptop display (which has 1680x1050 resolution, so 
there's a bit of scaling involved from 1440x1080).

Bye
-- 
Luca


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Re: [vdr] BBC HD and vdpau

2009-04-20 Thread Luca Olivetti
En/na Rob Davis ha escrit:
 I'm in a half way stage with VDR and h264.  I didn't want the multipro
 drivers, but wanted to get a few HD channels working with vdpau.
 
 I have VDR working with BBC HD almost, and Sky HD +24 and a few others,
 however, BBC doesn't seem to display properly, as well as having
 problems with the audio selection.  It looks like it has macrovision
 protection or something like that.. (Using vdr-sxfe and xine-libs with
 h264 support).
 
 As I said, other channels seem to work.  I would try ITV HD but there's
 never anything on...
 
 Any tips?
 
 (In xxmc it sort of works, but jumps as it doesn't seem to have the guts
 to play the source.)

I was just going to ask on the xine-vdpau mailing list/irc since in my 
setup (i.e. my laptop) xine-vdpau works worse than xxmc: vdpau mostly 
works with the astra hd demo channel at 23.5E (though there's some minor 
color fluctuation) while it doesn't work at all with the bbc hd channel 
(heavy pixelation, stuttering and horizontal banding).
In both cases using xxmc the image is good, though sometimes there's 
some stuttering since the machine probably doesn't have enough 
horsepower (an Intel Core 2 Duo T9400). Anyway, it doesn't seem that 
using vdpau I have any less cpu usage.
I'm using it with vdr 1.7.0+h264 patches and the xine plugin.

Bye

-- 
Luca

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