guint64 data_len, frame_dur;
gint overhead, frame_bitrate, old_avg_bitrate;
gboolean update_min = FALSE, update_avg = FALSE, update_max = FALSE;
GstBuffer *buffer = frame->buffer;
guint64 data_len, frame_dur;
gint overhead, frame_bitrate, old_avg_bitrate;
gboolean update_min = FALSE, update_avg = FALSE, update_max = FALSE;
GstBuffer *buffer = frame->buffer;