[mythtv-users] FF/RW of recorded radio tracks
nick.rout at gmail.com
Thu Nov 15 21:44:59 UTC 2012
On Fri, Nov 16, 2012 at 6:29 AM, Roger Siddons <dizygotheca at ntlworld.com>wrote:
> On Thu, 15 Nov 2012 10:15:11 -0000, Mark Greenwood <fatgerman at gmail.com>
> > Using 0.26 I've just discovered that, on a recording of a radio program
> > (BBC 5 Live Sports Extra, recorded from a DVB source), I'm unable to
> > fast-forward. The OSD appears, but the time goes up extremely slowly and
> > when I press 'play' again it returns to where it was when I started FF.
> > Shame, as I have 9 hours of cricket commentary I was hoping to skip
> > through :)
> > I get this in the log when I try FF, repeatedly:
> > Nov 15 10:10:23 revo mythlogserver: mythfrontend: N CoreContext
> > mythplayer.cpp:2095 (PrebufferEnoughFrames) Player(n): Waited 114ms for
> > video buffers AAAAAAAAAAAAAAAAAAAAAAAAAAAA
> > Nov 15 10:10:25 revo mythlogserver: mythfrontend: W Decoder
> > ringbuffer.cpp:399 (CalcReadAheadThresh) Enabling buffering
> > optimisations for low bitrate stream.
> > I have 'Interactive TV' enabled in the frontend, and I get the radio
> > station logos on screen due to this. The audio is Mono, MP2. Don't know
> > if this is relevant to the probem.
> > Does this work for anybody else?
> I think this is related to http://code.mythtv.org/trac/ticket/10833
> The OSD isn't accurate & Myth struggles to FF/REW through frames. I find
> it stalls for 4 or 5 secs before building up speed!
> The 30 second 'skip forward' function (Sticky keys off, default bindings
> to Left/Right keys IIRC) works quite well though.
Is it possibly because mythtv uses video frame numbers for skipping, and
there is no video in those streams? What does the recordedseek table say
for these recordings?
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