audioproc.h Source File

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# audioproc.h

    00001 /* MuSE - Multiple Streaming Engine
    00002  * Copyright (C) 2000-2002 Denis Roio aka jaromil <jaromil@dyne.org>
    00003  *
    00004  * This source code is free software; you can redistribute it and/or
    00005  * modify it under the terms of the GNU Public License as published
    00006  * by the Free Software Foundation; either version 2 of the License,
    00007  * or (at your option) any later version.
    00008  *
    00009  * This source code is distributed in the hope that it will be useful,
    00010  * but WITHOUT ANY WARRANTY; without even the implied warranty of
    00011  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
    00012  * Please refer to the GNU Public License for more details.
    00013  *
    00014  * You should have received a copy of the GNU Public License along with
    00015  * this source code; if not, write to:
    00016  * Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
    00017  */
    00018
    00019 #ifndef __AUDIOPROC_H
    00020 #define __AUDIOPROC_H
    00021
    00022 #include "generic.h"
    00023
    00024 /* stream mixers */
    00025
    00026 /* TERMINOLOGY
    00027    samples are 32bit if stereo, 16bit if mono (assuming 16bit sound)
    00028    frames = samples * channels;
    00029    bytes = frames * ( sizeof( typeof( frames ) ) );
    00030 */
    00031
    00032 /*
    00033   int mixxx_mono_11(int *dest, short *chan, unsigned int num, float volume);
    00034   int mixxx_stereo_11(int *dest, short *chan, unsigned int num, float volume);
    00035   int mixxx_mono_16(int *dest, short *chan, unsigned int num, float volume);
    00036   int mixxx_stereo_16(int *dest, short *chan, unsigned int num, float volume);
    00037 */
    00038 #ifdef MOP_RESAMP
    00039 int resample_mono_16(IN_DATATYPE *dest, IN_DATATYPE *src, IN_DATATYPE *prev,
    00040                   unsigned int num, float volume);
    00041 int resample_stereo_16(IN_DATATYPE *dest, IN_DATATYPE *src, IN_DATATYPE *prev,
    00042                   unsigned int num, float volume);
    00043 #endif
    00044 int resample_mono_22(IN_DATATYPE *dest, IN_DATATYPE *src, IN_DATATYPE *prev,
    00045                   unsigned int num, float volume);
    00046
    00047 int resample_stereo_22(IN_DATATYPE *dest, IN_DATATYPE *src, IN_DATATYPE *prev,
    00048                     unsigned int num, float volume);
    00049
    00050 #ifdef MOP_RESAMP
    00051 int resample_mono_32(IN_DATATYPE *dest, IN_DATATYPE *src, IN_DATATYPE *prev,
    00052                   unsigned int num, float volume);
    00053 int resample_stereo_32(IN_DATATYPE *dest, IN_DATATYPE *src, IN_DATATYPE *prev,
    00054                   unsigned int num, float volume);
    00055 #endif
    00056 /*
    00057 int mixxx_mono_32(int *dest, IN_DATATYPE *chan, IN_DATATYPE *prev,
    00058                   unsigned int num, float volume);
    00059 int mixxx_stereo_32(int *dest, IN_DATATYPE *chan, IN_DATATYPE *prev,
    00060                     unsigned int num, float volume);
    00061 */
    00062
    00063 int resample_mono_44(IN_DATATYPE *dest, IN_DATATYPE *src, IN_DATATYPE *prev,
    00064                      unsigned int num, float volume);
    00065
    00066 int resample_stereo_44(IN_DATATYPE *dest, IN_DATATYPE *src, IN_DATATYPE *prev,
    00067                        unsigned int num, float volume);
    00068
    00069 /* souncard in mixer */
    00070 int mixxx_stereo_44_novol(int *dest, short *chan, int num);
    00071
    00072 //int resample(short *in, long int lenght, short *out, int speed);
    00073
    00074 #endif