/* GStreamer * Copyright (C) 2009 Tiago Katcipis <tiagokatcipis@gmail.com> * Copyright (C) 2009 Paulo Pizarro <paulo.pizarro@gmail.com> * Copyright (C) 2009 Rogério Santos <rogerio.santos@digitro.com.br> * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Library General Public * License as published by the Free Software Foundation; either * version 2 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Library General Public License for more details. * * You should have received a copy of the GNU Library General Public * License along with this library; if not, write to the * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, * Boston, MA 02110-1301, USA. */ #ifndef __VAD_FILTER_H__ #define __VAD_FILTER_H__ #define VAD_SILENCE 0 #define VAD_VOICE 1 typedef struct _vad_s VADFilter; gint vad_update(VADFilter *p, gint16 *data, gint len); void vad_set_hysteresis(VADFilter *p, guint64 hysteresis); guint64 vad_get_hysteresis(VADFilter *p); void vad_set_threshold(VADFilter *p, gint threshold_db); gint vad_get_threshold_as_db(VADFilter *p); VADFilter* vad_new(guint64 hysteresis, gint threshold); void vad_reset(VADFilter *p); void vad_destroy(VADFilter *p); #endif /* __VAD_FILTER__ */