/usr/include/mediastreamer2/msequalizer.h is in libmediastreamer-dev 3.6.1-2.5.
This file is owned by root:root, with mode 0o644.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 | /*
mediastreamer2 library - modular sound and video processing and streaming
Copyright (C) 2009 Simon MORLAT (simon.morlat@linphone.org)
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef msequalizer_h
#define msequalizer_h
#include <mediastreamer2/msfilter.h>
typedef struct _MSEqualizerGain{
float frequency; ///< In hz
float gain; ///< between 0-1.2
float width; ///< frequency band width around mid frequency for which the gain is applied, in Hz. Use 0 for the lowest frequency resolution.
}MSEqualizerGain;
#define MS_EQUALIZER_SET_GAIN MS_FILTER_METHOD(MS_EQUALIZER_ID,0,MSEqualizerGain)
#define MS_EQUALIZER_GET_GAIN MS_FILTER_METHOD(MS_EQUALIZER_ID,1,MSEqualizerGain)
#define MS_EQUALIZER_SET_ACTIVE MS_FILTER_METHOD(MS_EQUALIZER_ID,2,int)
/**dump the spectral response into a table of float. The table must be sized according to the value returned by
* MS_EQUALIZER_GET_NUM_FREQUENCIES
**/
#define MS_EQUALIZER_DUMP_STATE MS_FILTER_METHOD(MS_EQUALIZER_ID,3,float)
/**returns the number of frequencies*/
#define MS_EQUALIZER_GET_NUM_FREQUENCIES MS_FILTER_METHOD(MS_EQUALIZER_ID,4,int)
#endif
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