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/* 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__ */
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