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Diffstat (limited to 'src/replay_gain.h')
| -rw-r--r-- | src/replay_gain.h | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/src/replay_gain.h b/src/replay_gain.h new file mode 100644 index 000000000..f1c24e1c0 --- /dev/null +++ b/src/replay_gain.h @@ -0,0 +1,50 @@ +/* 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 MPD_REPLAYGAIN_H +#define MPD_REPLAYGAIN_H + +#define REPLAYGAIN_OFF 0 +#define REPLAYGAIN_TRACK 1 +#define REPLAYGAIN_ALBUM 2 + +struct audio_format; + +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, + const struct audio_format *format); + +#endif |