<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <HTML><HEAD> <META content="text/html; charset=us-ascii" http-equiv=Content-Type> <META name=GENERATOR content="MSHTML 8.00.6001.18999"></HEAD> <BODY> <DIV><FONT size=2 face=Arial><SPAN class=239260617-13012011>All, </SPAN></FONT></DIV> <DIV><FONT size=2 face=Arial><SPAN class=239260617-13012011>   We have an application that would require to have a set of request pads. The properties of said pads need to be specified explicitly ( I believe in finer granularity than is possible using the gst_pad_set_caps()/ pad template functionality. As gstpads derive from Gobject, one thought is to extend the GstPad object w/in the element that is being developed. (say GstExtendedPad, which derives from GstPad)</SPAN></FONT></DIV> <DIV><FONT size=2 face=Arial><SPAN class=239260617-13012011>1) Is this the correct way to approach solving this problem </SPAN></FONT></DIV> <DIV><FONT size=2 face=Arial><SPAN class=239260617-13012011>2) If so, I believe from a c/c++ programming standpoint, the process of setting the properties on the request pads should be fairly straighthforward, my concern is how this manifests when using gst-launch i.e. is it possible to : </SPAN></FONT></DIV> <DIV><FONT size=2 face=Arial><SPAN class=239260617-13012011> a) request a pad of type GstExtendedPad and alsoset the properties of this pad using gst-launch</SPAN></FONT></DIV> <DIV><FONT size=2 face=Arial><SPAN class=239260617-13012011> b) are there any implications to the above approach to be aware of </SPAN></FONT></DIV> <DIV><FONT size=2 face=Arial><SPAN class=239260617-13012011></SPAN></FONT> </DIV> <DIV><FONT size=2 face=Arial><SPAN class=239260617-13012011>Regards </SPAN></FONT></DIV> <DIV><FONT size=2 face=Arial><SPAN class=239260617-13012011></SPAN></FONT> </DIV> <DIV><FONT size=2 face=Arial><SPAN class=239260617-13012011>Victor </SPAN></FONT></DIV> <DIV><FONT size=2 face=Arial><SPAN class=239260617-13012011></SPAN></FONT> </DIV></BODY></HTML>