Properly initialize the stream default recommended buffering threshold so that
a default (10s) value is used until the subclass can provide a proper value
Fixes https://gitlab.freedesktop.org/gstreamer/gstreamer/-/issues/2064
Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/4105>
stream->last_ret = GST_FLOW_OK;
stream->next_input_wakeup_time = GST_CLOCK_STIME_NONE;
+ stream->recommended_buffering_threshold = GST_CLOCK_TIME_NONE;
+
stream->fragment_bitrates =
g_malloc0 (sizeof (guint64) * NUM_LOOKBACK_FRAGMENTS);