[mythtv] Trick play patch

[David Engel]

On Wed, Aug 20, 2003 at 10:24:17AM -0400, Isaac Richards wrote:
> Yeah, couldn't think of an easy way, either -- and the patch as is breaks 
> seeking to the nearest keyframe in edit mode.
> 
> > Of course, we could just punt and tell users who want exact single
> > frame rewinds that they need to turn on exact seeks.
> 
> That's probably the best way to do it..

Below is an untested (but should work) patch for the keyframe issue.

> > It's more complicated than that.  The fade movement needs to be
> > adjusted somehow too.
> 
> Ah, yeah..  Hmm..

I've got some ideas, but it's probably not a high priority, so no
promises when/if I'll get to it.

David
-- 
David Engel
dlengel at attbi.com

Index: libs/libmythtv/NuppelVideoPlayer.cpp
===================================================================
RCS file: /var/lib/mythcvs/mythtv/libs/libmythtv/NuppelVideoPlayer.cpp,v
retrieving revision 1.256
diff -u -r1.256 NuppelVideoPlayer.cpp
--- libs/libmythtv/NuppelVideoPlayer.cpp	20 Aug 2003 14:29:44 -0000	1.256
+++ libs/libmythtv/NuppelVideoPlayer.cpp	21 Aug 2003 03:08:30 -0000
@@ -1742,7 +1742,10 @@
     if (desiredFrame < video_frame_rate)
         limitKeyRepeat = true;
 
+    if (paused && !editmode)
+	decoder->setExactSeeks(true);
     decoder->DoRewind(desiredFrame);
+    decoder->setExactSeeks(exactseeks);
 
     ClearAfterSeek();
     return true;
@@ -1789,8 +1792,11 @@
     long long number = fftime - 1;
     long long desiredFrame = framesPlayed + number;
 
+    if (paused && !editmode)
+	decoder->setExactSeeks(true);
     decoder->DoFastForward(desiredFrame);
+    decoder->setExactSeeks(exactseeks);
 
     ClearAfterSeek();
     return true;