2's complement conversion filter

Luis de Bethencourt luis at debethencourt.com
Wed May 2 10:57:13 PDT 2012


On 2 May 2012 01:10, elellilrah <alinsdau at yahoo.com> wrote:
> Ah!  So the path variable wasn't set, as the writers guide suggested.
> For the future, after doing the above, type the following:
> export GST_PLUGIN_PATH=/usr/local/lib/gstreamer-0.10/
> then run
> make && sudo make install
> and now my plugin is registered, or at least gst-inspect shows it with
> gst-inspect myplugin
>
> However, I learned that the vestigial problem of having mymyplugin gets
> spread throughout the .c file!
> Once I get rid of that, and run
> make && sudo make install
> then I can run
> gst-launch videotestsrc ! myplugin ! ffmpegcolorspace ! ximagesink
> and get printf messages that something is working.  That's great!  Now to
> figure out how to do the word-by-word 2's complement to unsigned
> conversion...

Are you doing this for the challenge or because you need it?
Would using colorspace with caps-filter do the trick?

Luis


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