[Bug 679462] Error reporting lacks important details

[GStreamer (bugzilla.gnome.org)]

https://bugzilla.gnome.org/show_bug.cgi?id=679462
  GStreamer | don't know | 0.11.x

--- Comment #1 from Bastien Nocera <bugzilla at hadess.net> 2012-07-05 16:59:43 UTC ---
gst-launch output isn't that much more useful.

$ gst-launch-1.0 playbin uri=file:///home/hadess/example.y4m
Setting pipeline to PAUSED ...
Pipeline is PREROLLING ...
Missing element: Y4M demuxer
WARNING: from element /GstPlayBin:playbin0/GstURIDecodeBin:uridecodebin0: No
decoder available for type 'application/x-yuv4mpeg'.
Additional debug info:
gsturidecodebin.c(882): unknown_type_cb ():
/GstPlayBin:playbin0/GstURIDecodeBin:uridecodebin0
ERROR: from element
/GstPlayBin:playbin0/GstURIDecodeBin:uridecodebin0/GstDecodeBin:decodebin0:
Your GStreamer installation is missing a plug-in.
Additional debug info:
gstdecodebin2.c(3686): gst_decode_bin_expose ():
/GstPlayBin:playbin0/GstURIDecodeBin:uridecodebin0/GstDecodeBin:decodebin0:
no suitable plugins found
ERROR: pipeline doesn't want to preroll.
Setting pipeline to NULL ...
Freeing pipeline ...

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