[Bug 725886] v4l2/gst_v4l2_object_poll handle POLLERR

[GStreamer (bugzilla.gnome.org)]

https://bugzilla.gnome.org/show_bug.cgi?id=725886
  GStreamer | gst-plugins-good | 1.2.3

--- Comment #7 from Nicolas Dufresne <nicolas.dufresne at collabora.co.uk> 2014-03-10 14:19:12 UTC ---
(In reply to comment #5)
> I agree GST_FLOW_ERROR seems better.
> 
> But I don't understand why GST_FLOW_FLUSHING is called in case of EBUSY.
> According to http://v4l-test.sourceforge.net/spec/r14169.htm EBUSY is returned
> in case of multiple read/write.

>From documentation from gst_poll_set_flushing():

"When flushing is TRUE, this function ensures that current and future calls to
gst_poll_wait() will return -1, with errno set to EBUSY."

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