[mythtv] Preventing mythtv from changing color attributes on recordings
Keith C
mythtv at keithandjill.com
Tue Mar 7 20:37:06 UTC 2006
On Mar 7, 2006, at 1:56 PM, Bob Cottingham wrote:
> I have a PVR-150 in a slave backend that has very low saturation and
> two PVR-250s in the master backend that have correct saturation. I
> can adjust the saturation for just the PVR-150 by using ivtvctl
> --set-ctrl=saturation=127 and get a good picture without affecting the
> PVR-250s, however it will be reset at the next recording.
There has been discussion here about adding card or input specific
settings for recording volume. This sounds like there may be a need
for saturation settings as well. As of yet, no one has submitted a
patch.
Keith C
>
> I sent an email to the -users list but didn't receive a reply and I
> also sent an email to the ivtv-users list and found several others
> with the same tuner type who were experiencing the same problem,
> however I haven't received any solutions yet on the driver side. I've
> looked through the mythtv source to try to find where it is setting
> the color attributes, but note that I am not in any way a programmer.
>
> What I would like to know is if I commented out all of the
> Channel::SetColourAttribute and Channel::ChangeColourAttribute stuff
> (by this I mean commenting out everything between the parentheses for
> each, but not the line with the name on it) within
> /libs/libmythtv/channel.cpp if this would simply stop mythtv from
> making changes to saturation (and brightness, contrast and hue of
> course) at each recording and not have any other negative
> consequences. This would then allow me to change the saturation using
> ivtvctl.
>
> If there is a better solution, I would certainly love to hear it as
> well.
>
> Thanks,
> Bob C
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