[mythtv-users] Gigabyte Brix Celeron N2807

[Gerald Brandt]

On 2015-11-17 07:27 AM, Tom Bongiorno wrote:
> On Tue, Nov 17, 2015 at 8:11 AM, Gerald Brandt <gbr at majentis.com 
> <mailto:gbr at majentis.com>> wrote:
>
>     Hi,
>
>     I just bought one of these units
>     (http://www.gigabyte.com/products/product-page.aspx?pid=5038#ov).
>     The price was right, and I had the RAM and SSD already.
>
>     The first thing I did was install Lubuntu and a mythfrontend.  It
>     works pretty well, but my regular frontend is a quad core AMD with
>     an Nvidia GT 730.  There are definitely quality differences in the
>     video.
>
>     vainfo gives me this:
>
>     vainfo: VA-API version: 0.38 (libva 1.6.0)
>     vainfo: Driver version: Intel i965 driver for Intel(R) Bay Trail -
>     1.6.0
>     vainfo: Supported profile and entrypoints
>           VAProfileMPEG2Simple            :    VAEntrypointVLD
>           VAProfileMPEG2Simple            : VAEntrypointEncSlice
>           VAProfileMPEG2Main              :    VAEntrypointVLD
>           VAProfileMPEG2Main              : VAEntrypointEncSlice
>           VAProfileH264ConstrainedBaseline:    VAEntrypointVLD
>           VAProfileH264ConstrainedBaseline: VAEntrypointEncSlice
>           VAProfileH264Main               :    VAEntrypointVLD
>           VAProfileH264Main               : VAEntrypointEncSlice
>           VAProfileH264High               :    VAEntrypointVLD
>           VAProfileH264High               : VAEntrypointEncSlice
>           VAProfileH264StereoHigh         :    VAEntrypointVLD
>           VAProfileVC1Simple              :    VAEntrypointVLD
>           VAProfileVC1Main                :    VAEntrypointVLD
>           VAProfileVC1Advanced            :    VAEntrypointVLD
>           VAProfileNone                   : VAEntrypointVideoProc
>           VAProfileJPEGBaseline           :    VAEntrypointVLD
>
>     Is there anything I can do to tweak the video?  Kodi seems to give
>     me better quality.
>
>     I'd probably be better off with the Brix i3 version and Intel HD
>     5500 video, but it has a fan and I'm not sure how much noise it
>     generates.
>
>     Gerald
>
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>
> Questions like this come up over and over again. They should continue 
> to be asked, even if only to serve as gauge of the interest in Intel 
> Graphics support.
>
> Interlaced Video: You will surely see a difference in video quality. 
> Mythfrontend does not utilize the latest deinterlacers provided by the 
> Intel Graphics driver. Even if it did, I am not sure that they are as 
> good as the Nvidia GPU deinterlacers. Kodi has a much larger developer 
> group and most likely uses the latest features of the Intel Graphics 
> driver.
>
> Progressive Video: I would think that they would be the same, but I 
> admit that I know little about decoding video. Maybe someone else can 
> give better info on this one.
>
> Buying the i3 version with Intel HD 5500 GPU will not improve your 
> video quality at all.
>
> -Tom
>
>

Interestingly, after I ran Kodi, the MythTV de-interlacing looked much 
better.  I'll have to experiment a bit.

Gerald

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