[mythtv] [PATCH] position map using frame numbers, rev 2
Doug Larrick
doug at ties.org
Sun Dec 14 00:03:49 EST 2003
On 12/13/03 23:09:33, Isaac Richards wrote:
> One more question, and I'll apply it, I promise =) For the single
> frame advance (or any exact seek after the current keyframe and
> before the next), does it seek to the nearest keyframe then decode up
> to where it needs to be, or just decode up to where it needs to be?
> Obviously, skipping the seek would be desired if possible.
No, it does do the seek to the prior keyframe and then a decode of
potentially ~1/2 sec. worth of frames. Obviously, with rewind we have
no choice since we can't decode backwards frame-by-frame.
It's pretty simple to make the change you propose. You can either
apply what I've given you and I'll send a separate patch to do that, or
you can wait for me to send in the whole mess one more time. I may get
a chance to look at it tomorrow (Sunday); if not, it will have to wait
until Tuesday.
BTW: what would you say to a patch that, when hdtvrecorder has no
signal, generates & encodes a blue screen with text "No Signal" and
sends that to the ringbuffer? Might even be fancy and include the bad
station's signal strength as reported by the card. This would allow
the user to exit in that situation w/o having to kill the frontend.
-Doug
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