[Bug 750013] New: Seeking halts playback with gst-play-1.0 gapless.

[GStreamer (GNOME Bugzilla)]

https://bugzilla.gnome.org/show_bug.cgi?id=750013

            Bug ID: 750013
           Summary: Seeking halts playback with gst-play-1.0 gapless.
    Classification: Platform
           Product: GStreamer
           Version: 1.4.5
                OS: Linux
            Status: NEW
          Severity: normal
          Priority: Normal
         Component: gstreamer (core)
          Assignee: gstreamer-bugs at lists.freedesktop.org
          Reporter: matsumura at melcoinc.co.jp
        QA Contact: gstreamer-bugs at lists.freedesktop.org
     GNOME version: ---

Created attachment 304131
  --> https://bugzilla.gnome.org/attachment.cgi?id=304131&action=edit
log file of case3

I tried gapless playback of 3 flac songs following command.

gst-play-1.0 --gapless --interactive file:///1.flac file:///2.flac
file:///3.flac

Is it bug?

-case1 OK
problem doesn't occur unless seeking.

-case2 OK
When the following operation is performed, a problem doesn't occur.
a.started playing 1.flac.
b.seek to forward push ST_PLAY_KB_ARROW_RIGHT key several times.
c.about-to-finish
d.started playing 2.flac.
e.seek to forward push ST_PLAY_KB_ARROW_RIGHT key several times.
f.about-to-finish
g.started playing 3.flac.

-case3 NG
When the following operation is performed, a problem occurs.
a.started playing 1.flac.
b.wait
c.about-to-finish
d.started playing 2.flac.
e.seek to forward push ST_PLAY_KB_ARROW_RIGHT key several times.
f.about-to-finish
g.started playing 3.flac.
h.playback halted.

see attached log file.

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