Re: Raspberry Pi and its 7" display

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> On 2018-12-08 23:32, Kevin Cummings wrote:
> > Hi Folks,
> >       Longtime Fedora user here.  Last winter, I got a Raspberry Pi, and
> > installed F28 on it.  Using the HDMI output, it works well.  Recently, I
> > picked up the Raspberry Pi 7" display (and case).  After hooking up the
> > display to the Pi via the ribbon cable, I booted it up.
> >
> > The 7" display works well as the initial console, and I see all the
> > usual messages go flying by.  At some point (when it decides to switch
> > to graphics mode) the display goes blank.  Nothing on it.  I cannot
> > switch even to a virtual console.  The new case blocks using the HDMI
> > port, so I had to remove the Pi from the case (while leaving the ribbon
> > cable attached to the display).  After plugging a monitor into the HDMI
> > port, what I discovered was that the Pi boots using the display as
> > console, then switches to the HDMI port for the X11 driver.  (not useful)
> >
> > How can I get the X11 display to come up on the 7" display in graphics
> > mode.  What do I need?  A new xorg-x11-drv driver?  A newer kernel?
> >
> > I'd like to turn this into a MythTV server (with a USB capture) and use
> > the display as a system console with the ability to watch videos on it.
> > (Yeah, I'm aware that its only a 800x400 screen.)  Failing that, I'd
> > like to use it in a "tablet" mode and get used to the touch screen
> > interface.
> >
>
> i do have a couple of suggestions and ideas that might be of help.
> i'm a longtime user of mythtv and what i really like about it is its scheduler.
> but there are other areas that could use with improving or using something else
> for.
>
> so one idea is to let tvheadend control your capture devices (for example usb
> based) and then point mythtv backend at tvheadend.
> to make this work i created a php script to produce a correctly formatted m3u
> file based on data from tvheadend automatically that makes mythbackend happy.
> basically mythbackend streams from tvheadend.
>
> this kind of setup can give you a few additional things compared to a pure
> mythtv setup.
> main reason for me was the lack of dvb-t2 plp support in mythtv making most
> channels not show up, plp is supported in tvheadend with a bit of fiddling with
> settings.
> also you can then use for example kodi as frontend and let kodi use tvheadend
> as pvr and setup your media library (like recordings) to point to where
> mythbackend stores it.
>
>
> only thing your then missing is a way to schedule things in mythbackend but web
> interface probably works.
>
> i don't know if it is easier to setup kodi instead of trying to get x11 working
> with your display.
>
>
> one issue you will likely run into is that tvheadend at least the one in fedora
> 28 does not include the needed bits for support for a ca module.
> this i had to rebuild myself and compile in.
> the issue is the need for libdvben50221 that is part of dvb-apps but not
> included by default in the package.

Did you filed a bug for the missing bits? I don't see one here:
https://apps.fedoraproject.org/packages/dvb-apps/bugs

> i haven't followed development of tvheadend closely in this area but i hope it
> gets fixed properly and ca module support gets added to tvheadend in fedora.

I have no idea what you mean by "ca module support", is that a kernel
module?  A mythtv module or something in another package?

> oh, i almost forgot.
> as you know the filenames created by mythtv is not very user friendly so i made
> a script around mythlink.pl so it can tell the difference between movies and
> series and then produce a folder structure more compatible with kodi and its
> way of figuring out what metadata to load.
> another way instead of this would be to point kodi at the upnp exposed library
> by the backend, this is also a quite nice structure with sane titles and so on.
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