mpv/libaf/equalizer.h

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/*
* Copyright (C) 2002 Anders Johansson ajh@atri.curtin.edu.au
*
* This file is part of MPlayer.
*
* MPlayer 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.
*
* MPlayer 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 MPlayer; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef MPLAYER_EQUALIZER_H
#define MPLAYER_EQUALIZER_H
/* Equalizer plugin header file defines struct used for setting or
getting the gain of a specific channel and frequency */
typedef struct equalizer_s
{
float gain; // Gain in dB -15 - 15
int channel; // Channel number 0 - 5
int band; // Frequency band 0 - 9
}equalizer_t;
/* The different frequency bands are:
nr. center frequency
0 31.25 Hz
1 62.50 Hz
2 125.0 Hz
3 250.0 Hz
4 500.0 Hz
5 1.000 kHz
6 2.000 kHz
7 4.000 kHz
8 8.000 kHz
9 16.00 kHz
*/
#endif /* MPLAYER_EQUALIZER_H */