Hi, these SpeexEchoState variables (mdf.c) don't seem to be freed thus I've got memory leak report from Purify: memX memD memE notch_mem Cheers Benny -------------- next part -------------- An HTML attachment was scrubbed... URL: http://lists.xiph.org/pipermail/speex-dev/attachments/20080711/4ac13b14/attachment.htm