How to pipe Y' values as array per frame?

[Josh D]

On Mar 10, 2013 5:42 AM, "Jonathan Chetwynd" <jay at peepo.com> wrote:
>
> Is there a simple way to pipe an array of Y' values for each frame**?
>
> apologies if the question is poorly phrased, hope the intention is clear,
>
> my C is naive and the sdk tutorials lengthy and not clearly designed to
meet my needs ))
>
> kind regards
>
> Jonathan
>
> ** ie whilst wfm:
> gst-launch -e v4l2src device=/dev/video0 !
'video/x-raw-yuv,width=320,height=240,framerate=60/1' ! xvimagesink
> what I would like is the raw Y' values.

You mean just luminance values? Try "ffmpegcolorspace !
video/x-raw-gray,bpp=8" after your source.

-Josh
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.freedesktop.org/archives/gstreamer-devel/attachments/20130310/7b56065a/attachment.html>