Hi, I'm thinking about creating an element that can renegotiable but all information I get about renegotiable is come from this link: <a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/pwg/html/section-nego-upstream.html">http://gstreamer.freedesktop.org/data/doc/gstreamer/head/pwg/html/section-nego-upstream.html</a> So I need to have more information like how can I active renegotiable action. Can any one help me ? -- Cheers ! trungnt