[mythtv-users] when and how to upgrade to 0.29

Stephen Worthington stephen_agent at jsw.gen.nz
Wed Nov 29 06:46:23 UTC 2017


On Wed, 29 Nov 2017 14:06:05 +0800, you wrote:

>> On 29 Nov 2017, at 11:09 am, mythtv-users-request at mythtv.org wrote:
>> 
>>> Here lies the crux of it all:
>> 
>> Sorry, but I don't recall if you are OP or not

>
>No I’m not, just trying to gauge if upgrading will help me
>
>From a later post:
>> I'm not up-to-date with the Samsung story, but there have been other 
>> tweaks to the upnp code:  for example, treatment dependent on the 
>> 'transcoded' flag, or resetting the container from 'MPEG2-TS' to 
>> 'MPEG2-PS'.  Most have been for upnp-spec compliance (the spec seems to 
>> be accessible now) but some hardwares might still need 'features' that 
>> will break others.
>
>
>Samsung pretend to be FOSS friendly, but they do not follow up eg their upnp support is yeach and does not comply and they have not fixed firmware.
>
>>> My Samsung TV proclaims ts files are ?Unsupported format? on upnp.
>>> Although it will play them off local media.
>>> It *used* to play .mpg files over upnp.
>> 
>> What changed when this stopped working?  I suppose an upgrade *might*
>> correct it, but maybe not.
>
>Back when, cica 0.26, the mpg files streamed over upnp and it worked.
>
>> Why use upnp though when you can have a full FE experience?
>
>Answering multiple questions, I don’t want my video’s poluted with stuff like the daily news.
>I cut commercials out of the recordings so my wife-n-I can sit and watch a movie. 
>Dono about else where, but in Australia automatic commercial detection is somewhat hit-n-miss. The lounge TV is fully cluttered with DVD and appleTV. Adding a FE would be more pain,

But if you use a real frontend, then you get to use the skip forward
and backwards keys to easily skip over ads without having to watch
them.  It is *much* easier than cutting them out any other way.  Here
in New Zealand, where the commercial detection is next to useless, I
have disabled it to cut down on the CPU usage and electricity bill.
But I do not miss having it as the skip keys are so easy and quick to
use that it is not necessary.  Skipping ads in upnp or DLNA streaming
has never been at all easy in my experience - it is well worth the
extra cost and bother to use a proper frontend.  Try temporarily
attaching a monitor to your backend and running mythfrontend there to
try it out.  Or put mythfrontend on a laptop attached to your TV - or
use a live boot of Mythbuntu to temporarily create a frontend.

I have my forward and backward skips set to 30 seconds each, and have
the option set that makes a backwards skip immediately after a
forwards skip automatically change to 10 seconds back.  That means a
typical ad skip is 7-8 forwards skips followed by 1-5 backwards ones,
and that can be done in a couple of seconds, due to the recordedseek
table data allowing precise skipping without having to read through
the recording file.  With upnp/DLNA, the TV has to read through the
stream to find anything and that will take ages longer than just going
directly to the correct byte of the recording file on disk as
specified in recordedseek.  And going backwards in a stream is even
worse.

If you have a frontend by the TV, then you can normally do away with a
DVD player unless you are doing 4K, as the frontend DVD player is
better at playing DVDs than any commercial one. For example, it
ignores the stupid things the publishers put on the disks to make you
watch all the warnings and so on and just allows the skip operation at
any place on a disk.  Blu-Ray and 4K will probably still be better on
a real player, depending on the disk.

>>> I recontainer them to avi leaving the streams as copy and all works,
>>> but that is a pain to do on every recording.

So don't - use a real frontend.  The experience is much better.

>> Have it done automatically, like I do, with a "Recording Finished"
>> event.
>> 
>> https://www.mythtv.org/wiki/MythTV_System_Events
>> 
>>> So for me to upgrade ? does anybody have 29 working with upnp on a
>>> samsung?
>> 
>> So (assuming you are the OP -- disregard if you are not) your current
>> setup is NOT meeting all of your requirements then as your opening
>> statement was saying, yes?
>
>James


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