Tips for on the fly video editing

[vineeth]

I think you will find examples of this in the unit tests of Gstreamer
editing services :
http://gstreamer.freedesktop.org/data/src/gst-editing-services/
Check the unit tests at gstreamer-editing-services-0.10.1/tests/check/ges
--vineeth


On Mon, Mar 14, 2011 at 8:25 AM, raul cordeiro holanda <
raulhcordeiro at gmail.com> wrote:

> Hi all,
>
> I already know that gstreamer has video editing capabilities because i
> see that PITIVI use it.
> I'm studing how to edit videos with gstreamer and i already has a
> guess - GNonLin plugin - but i decide to ask them
> if i'll can do what i need and i think here is the best place to
> discover! Below i say what i need and what i already do.
>
> I has a aplication that generates frames for me and i need implement a
> fixed time size video on memory (no file) - in form of a sliding
> window.
> When my app receives a event notification (a mouse click i.e.), they
> need flush this video to file on disk.
>
> 1) implement a pipeline that connect my app and gstreamer (with appsrc
> plugin); this is OK (tested and validated)
> 2) implement the video encoding on a give format; this is ok (tested
> and validated)
> 3) implement the sliding window; (how to do that? some simple
> examples? to help me start?)
> 4) Monitor a evento to flush the sliding window to a file on disk (i
> already has ideas for this, but tips is always good and welcome!! =)
>
> Below is a single sketch to show what i need.
>
>      video's sliding
>         window on
>           memmory
> |<----------1min---------->|
>   |<----------1min---------->|
>       |<----------1min---------->|
>           |<----------1min---------->|
>              |<----------1min---------->|
>
> |--------------------------------------------------------------------------------------------------->
> (time)
>                              |
>                          event
>                              |
>                      |<---30s--->|
>                        video file
>                        to disk!!
>
> Any help is appreciated. Thanks in advance!!!
>
> --
> Raul Holanda Cordeiro
> Celular: +55 (85) 8863-6877
> Celular: +55 (85) 8805-3592
> Skype: raulhcordeiro
>
> --
> Raul Holanda Cordeiro
> Celular: +55 (85) 8863-6877
> Celular: +55 (85) 8805-3592
> Skype: raulhcordeiro
>
>
> _______________________________________________
> gstreamer-devel mailing list
> gstreamer-devel at lists.freedesktop.org
> http://lists.freedesktop.org/mailman/listinfo/gstreamer-devel
>
>
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