Hi Nannang, I want to provide sdl render of my own window handle, but don't know how to do this thing through formal APIs, can you give some guidance? Thanks in advance, Faba -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.pjsip.org/pipermail/pjsip_lists.pjsip.org/attachments/20120404/9e16eef3/attachment-0001.html>