Clementine-audio-player-Mac.../3rdparty/libprojectm/PCM.hpp

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2010-06-06 23:43:45 +02:00
/**
* projectM -- Milkdrop-esque visualisation SDK
* Copyright (C)2003-2007 projectM Team
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
* See 'LICENSE.txt' included within this release
*
*/
/**
* $Id$
*
* Encapsulation of raw sound buffer. Used in beat detection
*
* $Log$
*/
#ifndef _PCM_H
#define _PCM_H
#include "dlldefs.h"
class
#ifdef WIN32
DLLEXPORT
#endif
PCM {
public:
float **PCMd;
int start;
/** Use wave smoothing */
float waveSmoothing;
int *ip;
double *w;
int newsamples;
int numsamples; //size of new PCM info
float *pcmdataL; //holder for most recent pcm data
float *pcmdataR; //holder for most recent pcm data
/** PCM data */
float vdataL[512]; //holders for FFT data (spectrum)
float vdataR[512];
static int maxsamples;
PCM();
~PCM();
void initPCM(int maxsamples);
void addPCMfloat(const float *PCMdata, int samples);
void addPCM16(short [2][512]);
void addPCM16Data(const short* pcm_data, short samples);
void addPCM8( unsigned char [2][1024]);
void addPCM8_512( const unsigned char [2][512]);
void getPCM(float *data, int samples, int channel, int freq, float smoothing, int derive);
void freePCM();
int getPCMnew(float *PCMdata, int channel, int freq, float smoothing, int derive,int reset);
};
#endif /** !_PCM_H */