75 lines
2.0 KiB
C++
75 lines
2.0 KiB
C++
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/**
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* projectM -- Milkdrop-esque visualisation SDK
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* Copyright (C)2003-2007 projectM Team
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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* See 'LICENSE.txt' included within this release
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*
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*/
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/**
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* $Id$
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*
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* Encapsulation of raw sound buffer. Used in beat detection
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*
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* $Log$
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*/
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#ifndef _PCM_H
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#define _PCM_H
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#include "dlldefs.h"
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class
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#ifdef WIN32
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DLLEXPORT
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#endif
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PCM {
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public:
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float **PCMd;
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int start;
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/** Use wave smoothing */
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float waveSmoothing;
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int *ip;
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double *w;
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int newsamples;
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int numsamples; //size of new PCM info
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float *pcmdataL; //holder for most recent pcm data
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float *pcmdataR; //holder for most recent pcm data
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/** PCM data */
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float vdataL[512]; //holders for FFT data (spectrum)
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float vdataR[512];
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static int maxsamples;
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PCM();
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~PCM();
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void initPCM(int maxsamples);
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void addPCMfloat(const float *PCMdata, int samples);
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void addPCM16(short [2][512]);
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void addPCM16Data(const short* pcm_data, short samples);
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void addPCM8( unsigned char [2][1024]);
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void addPCM8_512( const unsigned char [2][512]);
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void getPCM(float *data, int samples, int channel, int freq, float smoothing, int derive);
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void freePCM();
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int getPCMnew(float *PCMdata, int channel, int freq, float smoothing, int derive,int reset);
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};
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#endif /** !_PCM_H */
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