/*************************************************************************** * __________ __ ___. * Open \______ \ ____ ____ | | _\_ |__ _______ ___ * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ * \/ \/ \/ \/ \/ * $Id$ * * Copyright (C) 2005 Miika Pekkarinen * * All files in this archive are subject to the GNU General Public License. * See the file COPYING in the source tree root for full license agreement. * * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY * KIND, either express or implied. * ****************************************************************************/ #ifndef _DSP_H #define _DSP_H #include #include #define NATIVE_FREQUENCY 44100 #define STEREO_INTERLEAVED 0 #define STEREO_NONINTERLEAVED 1 #define STEREO_MONO 2 enum { CODEC_SET_FILEBUF_WATERMARK = 1, CODEC_SET_FILEBUF_CHUNKSIZE, CODEC_SET_FILEBUF_LIMIT, CODEC_DSP_ENABLE, DSP_SET_FREQUENCY, DSP_SWITCH_FREQUENCY, DSP_SET_CLIP_MIN, DSP_SET_CLIP_MAX, DSP_SET_SAMPLE_DEPTH, DSP_SET_STEREO_MODE, DSP_RESET, DSP_DITHER, DSP_SET_TRACK_GAIN, DSP_SET_ALBUM_GAIN, DSP_SET_TRACK_PEAK, DSP_SET_ALBUM_PEAK, DSP_CROSSFEED }; long dsp_process(char *dest, char *src[], long size); long dsp_input_size(long size); long dsp_output_size(long size); int dsp_stereo_mode(void); bool dsp_configure(int setting, void *value); void dsp_set_replaygain(bool always); void dsp_set_crossfeed(bool enable); #endif