Hello,
I think the GStreamer libxt is not working and there are no updates for more than a year. Also license is closed, so no fix is possible by the community.
Spoiler
# GST_DEBUG=*:2 gst-launch playbin2 uri=youtube://m1iuR7EURiQ Setting pipeline to PAUSED ... 0:00:00.547968186 5847 0x9d4050 WARN default gstlibxt.c:820:gst_libxt_src_start:<source> error: Sent redirect. 0:00:00.549306519 5847 0x9d4050 WARN basesrc gstbasesrc.c:3047:gst_base_src_activate_push:<source> Failed to start in push mode 0:00:00.549963556 5847 0x9d4050 WARN GST_PADS gstpad.c:737:gst_pad_set_active:<source:src> Failed to activate pad ERROR: Pipeline doesn't want to pause. ERROR: from element /GstURIDecodeBin:uridecodebin0/GstLIBXTSrc:source: Could not determine type of stream. Additional debug info: gstlibxt.c(820): gst_libxt_src_start (): /GstPlayBin2:playbin20/GstURIDecodeBin:uridecodebin0/GstLIBXTSrc:source: Sent redirect. Setting pipeline to NULL ... Freeing pipeline ...
https://github.com/e...st-plugin-libxt
Edited by athoik, 4 August 2013 - 07:50.