[Kdenlive-devel] more problems with transparent background - mlt issue ?

reinhard Amersberger at t-online.de
Mon Nov 27 20:52:08 UTC 2006


On Monday, 27. November 2006 10:48, jb wrote:
> reinhard wrote:
> > Hi,
> >
> > just did some more testing and noticed that also image clips (see the
> > link below) with transparent background can't be placed on top of all. It
> > just interact with the track below, which is indeed a wanted behaviour ;)
> > .......
> >
> > www.groovision.de/kdenlive/includedintotransition.jpg
> > (I hope this screensot can clarify the situation)
> >
> > .... but a common requirement is to show a title, image, .... on top of
> > all (e.g. like credits, logo, ...)
> >
> > So, perhaps this might be classified as a real problem and should be
> > solved before the upcomming release IMHO ...
>
> Transitions will for sure require some work, as they currently are quite
> hard to understand unless you know how the video frameworks is designed.
>
> You can solve your problem by adding a wipe transition to the title or
> image clip that should be on top of the tracks. Just leave the start and
> end centered, so that it will not move, and change the transition target
> track (in the combobox labelled "Perform transition with") so that it is
> applied on the lowest track.
>


hhmmm, unfortunately this don't work in some situation, like in this 
arrangement below. It works fine for the title clip and in the beginning of 
the image clip .... 

www.groovision.de/kdenlive/title1.jpg
www.groovision.de/kdenlive/title2.jpg
www.groovision.de/kdenlive/image1.jpg

.... but don't work at the end of the image clip.

www.groovision.de/kdenlive/image2.jpg

I just tried to use track 2 for the image clip, but nothing changed.

any idea ?

greetings
reinhard




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