[mythtv-users] Need guidance for setting up a 4K frontend
ashu.desai at gmail.com
Sat Dec 29 18:32:54 UTC 2018
On Fri, Dec 28, 2018 at 9:29 AM Peter Bennett <pb.mythtv at gmail.com> wrote:
> On 12/27/18 8:34 PM, Ashu Desai wrote:
> > Hello all
> > Looking to get directions on what/how regarding building a frontend
> > that is capable of playing UHD 4K movies please.
> > I have a Ubuntu backend on a VM working great with my Zotac ION CentOS
> > frontend. However, it does NOT play TrueHD, DTS-HD and def not any
> > UHD/4K movies.
> > So I thought maybe invest a bit and build out a frontend that is
> > capable of playing 7.1 lossless audio as well as 4K movies.
> > Any suggestions please? I saw a few posts about Amazon Firestick 4K
> > but someone said it does not play 4K so that burst the bubble...
> > Thank you! Happy Holidays!
> > Ash
> The following applies to current master / planned V30.
> You can play 4K content with some limitations. I hope to get those
> sorted out.
> VDPAU will not play 4K.
> You can use software decode plus OpenGL (one of the OpenGL profiles) if
> you have a powerful enough processor, and set the number of CPUs
> appropriately. This works best on Intel integrated graphics.
> You can also use VAAPI or VAAPI2 profiles to play 4K (requires Intel
> integrated graphics).
> Playing 30 fps 4K works fine. With VAAPI 60fps works fine. With VAAPI2
> or OpenGL, some frames are dropped when playing 60fps 4K.
> 10bit or 12bit color unfortunately gets downgraded to 8bit.
> These problems I hope to fix. I plan to fix VAAPI2 so that is can play
> 60fps 4K. VDPAU will not play 4K but I will be adding NVDEC support for
> NVidia devices.
> The extra audio formats will likely be decoded in software. I don't have
> any samples and I don't know if they work.
Thank you for the reply. I apologize - I should have mentioned - I am
looking for hardware help - need to find out which direction I should go to
buy/set up a frontend that can play 4K.
Like I mentioned, I heard of Firestick 4K but apparently it doesn't play 4K
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