What you are trying to do - loop this until that - does not really work, incomplete implementation. Ask you can really do in your example is loop the tractor indefinitely. For the other parts you will need to compute times and possibly repeatedly place clips that have a natural duration.
On Wed, Oct 21, 2015, 6:59 PM jeffrey k eliasen <j...@jke.net> wrote: > In reading the docs and forums, I’m having a hard time understanding how > to loop a clip. > > I have a background, a foreground, and a logo on screen. The background > and foreground are video. The background is 30 seconds long but should > continue to play as long as the foreground still has frames. The specific > symptom I am seeing is that the foreground, which is reduced in size to > about 70% of the overall video size, suddenly becomes full-screen after the > last frame of the background. I *believe* this means the background stops > instead of looping. > > I first started with: > > <producer id="producer_background"> > <property name="mlt_type">producer</property> > <property name="eof">loop</property> > <property name="resource”>background.mp4</property> > </producer> > > This didn’t work. Then I saw the conversation at > https://www.mail-archive.com/mlt-devel@lists.sourceforge.net/msg01933.html and > got my hopes up, but I can’t seem to replicate what is there. > > <producer id="producer_background"> > <property name="mlt_type">producer</property> > <property name="eof">loop</property> > <property name="resource”>background.mp4</property> > </producer> > <playlist id="playlist_background" eof="loop"> > <entry producer="producer_background"/> > </playlist> > <producer id="producer_foreground"> > <property name="mlt_type">producer</property> > <property name="eof">pause</property> > <property name="resource”>foreground.mp4</property> > </producer> > <producer id="producer_logo"> > <property name="mlt_type">producer</property> > <property name="resource">logo.png</property> > </producer> > <tractor id="tractor"> > <property name="meta.volume">1</property> > <multitrack> > <track producer="playlist_background" eof="loop"/> > <track producer="producer_foreground"/> > <track producer="producer_logo"/> > </multitrack> > <transition in=“0" out=“1000"> > <property name="a_track">0</property> > <property name="b_track">1</property> > <property name="mlt_type">transition</property> > <property name="mlt_service">composite</property> > <property name="geometry">106/44:71.615%x71.615%</property> > </transition> > </tractor id="tractor"> > > As you can see, I’ve tried putting eof=loop in three different places: as > an attribute on the background playlist, as an attribute on the track for > that playlist, and as a property on the producer… none of this seems to > work. > > Can someone tell me what I’m doing wrong here? > > ---------- > > jeffrey k eliasen - technologist, philosopher, agent of change > blog <http://jeff.jke.net> | linkedin > <http://www.linkedin.com/pub/jeffrey-eliasen/3/a83/b76> | google+ > <http://plus.google.com/+JeffreyEliasen> | facebook > <http://facebook.com/jeffrey.eliasen> | twitter > <http://twitter.com/jeffreyeliasen> > > > ------------------------------------------------------------------------------ > _______________________________________________ > Mlt-devel mailing list > Mlt-devel@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/mlt-devel >
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