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/* the Music Player Daemon (MPD)
* Copyright (C) 2003-2007 by Warren Dukes (warren.dukes@gmail.com)
* (c)2004 replayGain code by AliasMrJones
* This project's homepage is: http://www.musicpd.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 REPLAYGAIN_H
#define REPLAYGAIN_H
#include "audio.h"
#define REPLAYGAIN_OFF 0
#define REPLAYGAIN_TRACK 1
#define REPLAYGAIN_ALBUM 2
extern int replayGainState;
typedef struct _ReplayGainInfo {
float albumGain;
float albumPeak;
float trackGain;
float trackPeak;
/* used internally by mpd, to mess with it */
float scale;
} ReplayGainInfo;
ReplayGainInfo *newReplayGainInfo(void);
void freeReplayGainInfo(ReplayGainInfo * info);
void initReplayGainState(void);
void doReplayGain(ReplayGainInfo * info, char *buffer, int bufferSize,
AudioFormat * format);
#endif
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