[Kdenlive-devel] Kdenlive 0.9.4

2013-02-03 Thread Till Theato
It's quite amazing to read through the long changelog of this "minor"
release.
Thanks to everyone who made it happen, especially jb!


On Fri, Feb 1, 2013 at 7:34 PM, Christ-Jan Wijtmans
wrote:

> i am all for testing, so please update kdenlive into gentoo portage in
> unstable at least.
>
> On Fri, Feb 1, 2013 at 7:26 PM, Javier Agust?n Fern?ndez Arroyo
>  wrote:
> > its sad to see how mlt 0.8.8 has arrived into Ubuntu (raring, 13.04) ,
> but
> > kdenlive 0.9.4 hasnt yet :(
> >
> >
> > On Fri, Feb 1, 2013 at 6:41 PM, Vincent PINON  >
> > wrote:
> >>
> >> According to git-workflow.svg in kdenlive source, "master" should be
> >> kept stable, and testing branch should be "next".
> >> Time to put these good intentions into practice ?
> >> ;-)
> >>
> >> Le 01/02/2013 17:10, Dan Dennedy a ?crit :
> >> > On Tue, Jan 29, 2013 at 12:15 AM, Ed Rogalsky 
> >> > wrote:
> >> >> Hi Jean-Baptiste,
> >> >>
> >> >> thanks a lot and sorry I didn't have time the last days.
> >> >>
> >> >> Could you merge git master into v0.9 branch and tag the
> >> >> release to have it clean.
> >> >>
> >> >> I think master will be used for refactoring and perhaps we
> >> >> might have a minor fix release on 0.9 branch.
> >> >>
> >> > I see the v0.9 branch now. If indeed you will be doing intensive
> >> > surgery in the master branch, please let me because then I will switch
> >> > the build script to v0.9 for a while until we want to start exposing
> >> > master to a wider audience.
> >> >
> >>
> >>
> >>
> --
> >> Everyone hates slow websites. So do we.
> >> Make your web apps faster with AppDynamics
> >> Download AppDynamics Lite for free today:
> >> http://p.sf.net/sfu/appdyn_d2d_jan
> >> ___
> >> Kdenlive-devel mailing list
> >> Kdenlive-devel at lists.sourceforge.net
> >> https://lists.sourceforge.net/lists/listinfo/kdenlive-devel
> >
> >
> >
> >
> --
> > Everyone hates slow websites. So do we.
> > Make your web apps faster with AppDynamics
> > Download AppDynamics Lite for free today:
> > http://p.sf.net/sfu/appdyn_d2d_jan
> > ___
> > Kdenlive-devel mailing list
> > Kdenlive-devel at lists.sourceforge.net
> > https://lists.sourceforge.net/lists/listinfo/kdenlive-devel
> >
>
>
> --
> Everyone hates slow websites. So do we.
> Make your web apps faster with AppDynamics
> Download AppDynamics Lite for free today:
> http://p.sf.net/sfu/appdyn_d2d_jan
> ___
> Kdenlive-devel mailing list
> Kdenlive-devel at lists.sourceforge.net
> https://lists.sourceforge.net/lists/listinfo/kdenlive-devel
>
>
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[Kdenlive-devel] Reverse clips?

2013-02-03 Thread jb
On Saturday 02 February 2013 17.22:37 Steven Boswell II wrote:
> Digging around the Net today, I found out that reversing a clip in kdenlive
> involved first generating an .mlt file that reversed the existing clip,
> i.e. "mlt-melt -profile  framebuffer: reverse=1
> -consumer xml:.mlt".  That worked fine, and I was able to use
> it in kdenlive.
> 
> I would like to see that in the "Clip properties" dialog as a setting, and
> thought it might be a good first project for me.  But I failed at the first
> step -- modifying a .kdenlive file to reverse an imported clip.  From
> diffing two .mlt files, one with a reverse and one without, the difference
> is a line that says "1" inside of a
> "producer" block.  I tried putting that line in a producer block in the
> .kdenlive file, some alternate names for "reverse" like
> "meta.media.reverse" and "meta.attr.reverse", and adding a 'reverse="1"'
> attribute to the kdenlive_producer block, but none of them had the desired
> effect.
> 
> Can anyone give me a hint on how to proceed?  Is this project harder than I
> think it is?

Ok, first you need to understand the structure of the .kdenlive project file 
which I must admit is not really documented. I will try to add some 
documentation in the near future.

Basically that is not so simple, because when loading a clip in MLT / 
Kdenlive, you use a producer service.

By default, most clips use the "avformat" producer which is the FFmpeg 
service.

The speed effect itself uses the "framebuffer" producer, instead of "avformat", 
which allows it to reorder the way frames are passed.

So if you want your clip to play backwards, you must have both conditions:
* Use the framebuffer producer
* Set the "reverse" property to 1

I am not sure how easy it is to change the producer of a kdenlive_producer 
entry, will make some tests and let you know (probably tomorrow).

regards
jb













[Kdenlive-devel] Reverse clips?

2013-02-03 Thread Steven Boswell II
On Sunday, February 3, 2013 4:15 AM, jb wrote:
>On Saturday 02 February 2013 17.22:37 Steven Boswell II wrote:
>>I would like to see [reverse] in the "Clip properties" dialog as a
>>setting, and thought it might be a good first project for me.
>
>that is not so simple, because when loading a clip in MLT / Kdenlive,
>you use a producer service.
>[...]
>I am not sure how easy it is to change the producer of a
>kdenlive_producer entry, will make some tests and let you know
>(probably tomorrow).

Rats, I picked a difficult one. :-)? Thanks for looking into this!
Maybe I'll have better luck writing a luma-key effect...hopefully it's a simple 
modification of the existing chroma-key effect.

Steven Boswell
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