72 lines
2.2 KiB
C
72 lines
2.2 KiB
C
/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id$
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*
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* Copyright (C) 2005 Miika Pekkarinen
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* Copyright (C) 2005 Magnus Holmgren
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* Copyright (C) 2007 Thom Johansen
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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#ifndef DSP_MISC_H
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#define DSP_MISC_H
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/* Set the tri-pdf dithered output */
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void dsp_dither_enable(bool enable); /* in dsp_sample_output.c */
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enum replaygain_types
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{
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REPLAYGAIN_TRACK = 0,
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REPLAYGAIN_ALBUM,
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REPLAYGAIN_SHUFFLE,
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REPLAYGAIN_OFF
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};
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struct replaygain_settings
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{
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bool noclip; /* scale to prevent clips */
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int type; /* 0=track gain, 1=album gain, 2=track gain if
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shuffle is on, album gain otherwise, 4=off */
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int preamp; /* scale replaygained tracks by this */
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};
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/* Structure used with REPLAYGAIN_SET_GAINS message */
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#define REPLAYGAIN_SET_GAINS (DSP_PROC_SETTING+DSP_PROC_MISC_HANDLER)
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struct dsp_replay_gains
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{
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long track_gain;
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long album_gain;
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long track_peak;
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long album_peak;
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};
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void dsp_replaygain_set_settings(const struct replaygain_settings *settings);
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/* Callback for firmware layers to interface */
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enum
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{
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DSP_CALLBACK_SET_PRESCALE = 0,
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DSP_CALLBACK_SET_BASS,
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DSP_CALLBACK_SET_TREBLE,
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DSP_CALLBACK_SET_CHANNEL_CONFIG,
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DSP_CALLBACK_SET_STEREO_WIDTH,
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DSP_CALLBACK_SET_PITCH,
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DSP_CALLBACK_GET_PITCH,
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};
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int dsp_callback(int msg, intptr_t param);
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#endif /* DSP_MISC_H */
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