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[vdr] Re: feature request: Instant Replay
Patrick Cernko wrote:
>
> Hi list,
>
> vdr's timeshifting feature(s) are quite impressive by now: You can
> simple watch a programed recording (if you came home earlier as expected
> :-) ) or "pause" the current live picture (to answer a telephone call).
>
> What you cannot is making a replay of the last few seconds (in case you
> missed ore did not understand something or you simple want to see "the
> goal" again).
>
> But this could be achieved using a small ring-buffer of the last --
> let's say -- 30 seconds in memory (of course this should be adjustable
> for hosts with smaller or bigger memsize). Whenever you want to replay
> something, you only have to press the "InstantReplay"-button and you
> will see the last 30 seconds again. The picture will be played
> timeshifted then, as long as you do not fast forward until the live
> position.
>
> Maybe it is also possible to start a "direct recording" when starting
> InstantReplay which of course should store the memory ring-buffer at first!
>
> I know, there could be one problem: To enable InstantReplay, vdr must
> continuously read the mpeg stream. As this implies "transfer mode"
> (correct me if I'm wrong) the DVB-card would produce more heat. So the
> opportunity (= option) to switch this feature off and stay in playback
> mode if InstantReplay is not possible/wanted could possibly solve this
> problem.
This has been discussed several times in the past.
I don't think that it's worth going through all the trouble
for a feature that will be unused 99.99% of the time.
Besides, it would most likely slow down channel switching.
Klaus
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