[mythtv-users] Mac OSx frontend live TV issue.

[Monkey Pet]

On Tue, Jul 9, 2013 at 8:08 PM, Gerald Brandt <gbr at majentis.com> wrote:

>
>
> ------------------------------
>
> *From: *"Greg Moeller" <skywise at gmail.com>
> *To: *mythtv-users at mythtv.org
> *Sent: *Tuesday, July 9, 2013 5:47:02 PM
> *Subject: *[mythtv-users] Mac OSx frontend live TV issue.
>
>
> Good afternoon.
> I'm trying to get the mythTV frontend working on my media mac mini.
>
> Here's my setup.
> Backend using mythbuntu and 0.26 and two tuners (hdhomerun and HDPVR)
> Frontend using a 10.8 mac mini (i3) and mythfrontend 0.26
> (MythFrontend-v0.26.0-175-g7f71e02)
> The back end is working perfectly, records shows, librarians them so plex
> can understand. (both tuners)
> The frontend runs, can see shows, play them. But when I try live TV i get
> Video frame buffering failed too many times.
> Sometimes I'll get a single frame, usually nothing at all, sometimes it
> plain blows up.
> I also tested this on a quad core i7 mac mini, exact same issue.
> As a test I built up a mythbuntu frontend install under virtualbox(on the
> same mac) and other than some decoding speed issues (h.264) it worked
> perfectly.
>
> So, the problem seems mac related. All networking in the house is
> hardwired, giga-bit.
>
>
> I ran a debug with the front end and this seems to be the spot giving
> problems...
>
> 2013-07-09 17:19:34.842588 D  SendReceiveStringList(MESSAGE,SYSTEM_EVENT
> PLAY_CHANGED HOSTNAME calvin CHANID 1061 STARTTIME 2013-07-09T22:19:34Z
> SENDER calvin) called from UI thread
> 2013-07-09 17:19:34.847536 I
> FileRingBuf(/Volumes/public/video/mythtv/1061_20130709221933.mpg):
> OpenFile(/Volumes/public/video/mythtv/1061_20130709221934.mpg, 10000 ms)
> 2013-07-09 17:19:37.135415 W
> RingBuf(/Volumes/public/video/mythtv/1061_20130709221934.mpg): Taking too
> long to be allowed to read..
> ...
> 2013-07-09 17:19:45.849940 E
> RingBuf(/Volumes/public/video/mythtv/1061_20130709221934.mpg): Took more
> than 10 seconds to be allowed to read, aborting.
> 2013-07-09 17:19:45.850030 W
> RingBuf(/Volumes/public/video/mythtv/1061_20130709221934.mpg): Peek()
> requested 2048 bytes, but only returning 0
> 2013-07-09 17:19:45.850055 E  Player(0): OpenFile(): Could not read first
> 2048 bytes of '/Volumes/public/video/mythtv/1061_20130709221934.mpg'
> 2013-07-09 17:19:45.850273 E  Player(0): JumpToProgram failed.
> 2013-07-09 17:19:45.850319 E  Player(0): Unknown recorder error, exiting
> decoder
> 2013-07-09 17:19:45.850982 I  Player(0): Decoder thread exiting.
>
> A quick ls on the same mac gives:
> calvin:~ gsd$ ls /Volumes/public/video/mythtv/1061_20130709221934.mpg
> /Volumes/public/video/mythtv/1061_20130709221934.mpg
> calvin:~ gsd$ ls -l /Volumes/public/video/mythtv/1061_20130709221934.mpg
> -rw-r--r--  1 gsd  staff  21670572  9 Jul 17:19
> /Volumes/public/video/mythtv/1061_20130709221934.mpg
>
> Any ideas?
> (BTW, all media is accessable using the same paths on all the servers but
> the virtualbox wouldn't have had that path)
>
> Just tried playing a pre-recorded show and that worked with this in the
> log:
> 2013-07-09 17:39:26.159478 D  SendReceiveStringList(MESSAGE,SYSTEM_EVENT
> PLAY_STARTED HOSTNAME calvin CHANID 2505 STARTTIME 2013-07-02T02:00:00Z
> SENDER calvin) called from UI thread
> 2013-07-09 17:39:26.160149 I  TV: tv->Playback() -- begin
> 2013-07-09 17:39:26.169855 I  TV: HandleStateChange(0) -- begin
> 2013-07-09 17:39:26.170020 I  TV: Attempting to change from None to
> WatchingPreRecorded
> 2013-07-09 17:39:26.172625 I
> FileRingBuf(/Volumes/public/video/mythtv/2505_20130702020000.mpg):
> OpenFile(/Volumes/public/video/mythtv/2505_20130702020000.mpg, 2000 ms)
> 2013-07-09 17:39:26.224782 I  TV: StartPlayer(0, WatchingPreRecorded,
> main) -- begin
> 2013-07-09 17:39:26.224800 I  TV: Elapsed time since TV constructor was
> called: 143 ms
>
>
>
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> mythtv-users at mythtv.org
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>
> I have a Mac Mini 3,1 running 10.7, and it worked first time for me, with
> some stuttering of 1080i video.  I installed
> MythFrontend-v0.26.0-175-g7f71e02, and it just worked.  I don't think I'll
> be using it as a frontend though, the stuttering drives me up the wall.
>

On a older intel mac mini (1st gen), i had issues running mythfrontend in
OSX.  However, when I switched to ubuntu things ran much better, still
using it as a HD mythfrontend, not perfect but watchable.  I had to also
switch to lightweight window manager in ubuntu.


>
>
> Gerald
>
>
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>
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