VideoBox border-alpha

[Adrien Schwartzentruber]

border-alpha is a double, so try to use 0.0.

This a good example :
http://www.oz9aec.net/index.php/gstreamer/347-more-gstreamer-tips-picture-in-picture-compositing

Another information : videomixer can work without a videobox element (it
may save some processing time).

See this link (4th example)  :
http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gst-plugins-good-plugins/html/gst-plugins-good-plugins-videomixer.html






On Thu, Dec 19, 2013 at 12:07 AM, fahad <fahadm.ahmed at gmail.com> wrote:

> I have the following 1.0 pipeline on a windows box,
>
> gst-launch-1.0 -v videomixer name=mix ! videoconvert ! autovideosink \
> videotestsrc pattern=0 ! video/x-raw, framerate=1/1, width=350, height=250
> !
> \
> videoconvert !  videobox border-alpha=0 top=-200 left=-50 ! mix. \
> multifilesrc location="X:\\test.png" caps="image/png,framerate=1/1" !
> pngdec
> ! videoconvert ! mix.
>
> border-alpha=0 does not seem to do what it is suppose to? can any one tell
> if there is an issue with the border-alpha setting for video box.
>
> No matter what i set the property to, (1/0) it always shows a solid
> background, i expect to see the background video coming through the border
>
> Thanks
>
>
>
> --
> View this message in context:
> http://gstreamer-devel.966125.n4.nabble.com/VideoBox-border-alpha-tp4664154.html
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