[mythtv-users] HD-PVR recordings oversaturated

Jerry Rubinow jerrymr at gmail.com
Mon Aug 29 20:20:35 UTC 2011


On Mon, Aug 29, 2011 at 3:21 PM, Michael T. Dean <mtdean at thirdcontact.com>wrote:

> On 08/29/2011 02:33 PM, Jerry Rubinow wrote:
> > On Mon, Aug 29, 2011 at 1:20 PM, Michael T. Dean wrote:
> >> I'm definitely not "anyone who's familiar with the driver", but I will
> >> say that for other analog encoders (such as the IVTV devices), MythTV
> >> always sets the contrast, brightness, color (or colour, as the case may
> >> be), and hue according to the values you specified--which all start at
> >> default values.
> >>
> >> You can change the default values by using G in Live TV playback to set
> >> the capture card picture controls.  Note that this will not work on a
> >> digital capture device (DVB/ATSC/QAM/Firewire/...) because those aren't
> >> actually recording the video, but just writing the provided recorded
> >> video stream.
> >>
> >> Using G to set the capture card picture controls differs from using F to
> >> set the playback picture controls.  F is used in Live TV or recording
> >> playback to change the contrast, brightness, color, and hue at
> >> playback--and affects playback of all recordings and videos, regardless
> >> of channel and capture device.  Note, also, there's a per-channel
> >> picture control available, in which you can specify contrast,
> >> brightness, color, and hue for individual channels using the
> >> mythtv-setup or MythWeb channel editor.  You also don't want
> >> this--especially if you have, for example, an IVTV card recording from
> >> the same channel.
> >>
> >> I don't know if this applied to HD-PVR, but before you go and set up a
> >> hack, try G--and then tell all the others who are using the hacks if it
> >> works properly for the HD-PVR.  :)
> >>
> > Mike, thanks for that, I will try it tonight.  Are the settings accessed
> by
> > G saved in the database, or do they just apply to the current mythbackend
> > session?
>
> Saved in the database to apply to the capture card.  So, you'll have to
> do it for each HD-PVR (and only hit G when you're watching Live TV
> /from/ the HD-PVR).


Understood, that's exactly what I want.
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