videodecoder: return EOS when segment is over

if a buffer is clipped by being completely out of segment, check if this
buffer is after the end of the segment and return EOS upstream

https://bugzilla.gnome.org/show_bug.cgi?id=709224

gst-libs/gst/video/gstvideodecoder.c

@@ -2721,6 +2721,12 @@ gst_video_decoder_clip_and_push_buf (GstVideoDecoder * decoder, GstBuffer * buf)
         GST_TIME_ARGS (start), GST_TIME_ARGS (stop),
         GST_TIME_ARGS (segment->start),
         GST_TIME_ARGS (segment->stop), GST_TIME_ARGS (segment->time));
+    if (segment->rate >= 0) {
+      if (GST_BUFFER_PTS (buf) >= segment->stop)
+        ret = GST_FLOW_EOS;
+    } else if (GST_BUFFER_PTS (buf) < segment->start) {
+      ret = GST_FLOW_EOS;
+    }
     gst_buffer_unref (buf);
     goto done;
   }