> > maybe iam missing something > but my box doesnt like your test: > > > Is there a link to these recent commit : https://github.com/FFmpeg/FFmpeg/commit/dc33fe1d0080e932faa9fe3c7fb4850dfde161a8 https://github.com/FFmpeg/FFmpeg/commit/f2aa0ce5a059cf02ee4cbd68111dd2ad622edc85 ? Martin