<html><head></head><body><div style="color:#000; background-color:#fff; font-family:HelveticaNeue-Light, Helvetica Neue Light, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:16px"><div><span></span></div><div id="yui_3_16_0_1_1456951391037_6598"><br id="yui_3_16_0_1_1456951391037_6607" clear="none"></div><div class="qtdSeparateBR" id="yui_3_16_0_1_1456951391037_6597" dir="ltr">> Carl Eugen’s suggestion was to downgrade OpenH264.</div><div class="qtdSeparateBR" id="yui_3_16_0_1_1456951391037_6628" dir="ltr"><br></div><div class="qtdSeparateBR" dir="ltr">Thanks. Worked like a charm. If only it were this easy to do this on Windows...</div><div class="qtdSeparateBR" dir="ltr"><br></div><div class="qtdSeparateBR" dir="ltr">How about my second question below? Is there a way to know whether openh264 was used rather than libx264?</div><div class="qtdSeparateBR" dir="ltr"><br></div><div class="qtdSeparateBR" id="yui_3_16_0_1_1456951391037_6630" dir="ltr">>I did NOT use either --enable-gpl or --enable-nonfree. I had been using libx264 up to now but want to make sure I will be using Cisco's OpenH264. The way I select H264 is with the code</div><div class="qtdSeparateBR" id="yui_3_16_0_1_1456951391037_6629" dir="ltr"> avformat_alloc_output_context2 (&oc,NULL,"mp4",NULL);<br class="yiv0610892750" id="yiv0610892750yui_3_16_0_1_1456951391037_3956" clear="none"> oc->oformat->video_codec = AV_CODEC_ID_H264;<br class="yiv0610892750" clear="none"></div><br> </div></body></html>