<div dir="ltr"><div><div><div><div><div>Hi,<br>I have a encrypted dash content which I got from <a href="http://dashif.org">dashif.org</a>:<br><span class="gmail-gI"><span><a href="http://dash.edgesuite.net/dash264/TestCases/6b/microsoft/CENC_HD_Time/CENC_HD_time_MPD.mpd">http://dash.edgesuite.net/dash264/TestCases/6b/microsoft/CENC_HD_Time/CENC_HD_time_MPD.mpd</a></span></span><br><br></div>I would like to know if this content is AES 128-bits <b>CTR</b> encrypted stream or ES 128-bits <b>CBC</b> encrypted stream.<br><br></div>I saw that latest QT demux is printing this information in following change list: ES 128-bits CBC encrypted stream:<br><i><b><br>qtdemux: PIFF box detection and parsing support</b><br><a href="https://cgit.freedesktop.org/gstreamer/gst-plugins-good/commit/gst/isomp4/qtdemux.c?id=fd7964e7462544a0c120ebf1d4c8e4b0174a1518">https://cgit.freedesktop.org/gstreamer/gst-plugins-good/commit/gst/isomp4/qtdemux.c?id=fd7964e7462544a0c120ebf1d4c8e4b0174a1518</a></i><br><br></div>But when I am trying to play the above dash content, function which prints CTR or CBC information in QTDemux is not executed?<br></div><div><br>Can someone please suggest how to get this information?<br></div><div><br></div>Thanks & Regards,<br></div>Sanjay<br></div>