n1gp
36 lines
1.2 KiB
C++
36 lines
1.2 KiB
C++
//////////////////////////////////////////////////////////////////////
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// fractresampler.h: interface for the CFractResampler class.
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//
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// This class implements a fractional resampler that can be used to
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//convert between different sample rates
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//
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// History:
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// 2010-09-15 Initial creation MSW
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// 2011-03-27 Initial release
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//////////////////////////////////////////////////////////////////////
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#ifndef FRACTRESAMPLER_H
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#define FRACTRESAMPLER_H
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#include "datatypes.h"
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class CFractResampler
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{
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public:
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CFractResampler();
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virtual ~CFractResampler();
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void Init(int MaxInputSize);
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//overloaded functions for processing different data types
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int Resample( int InLength, TYPEREAL Rate, TYPEREAL* pInBuf, TYPEREAL* pOutBuf);
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int Resample( int InLength, TYPEREAL Rate, TYPECPX* pInBuf, TYPECPX* pOutBuf);
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int Resample( int InLength, TYPEREAL Rate, TYPEREAL* pInBuf, TYPEMONO16* pOutBuf, TYPEREAL gain);
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int Resample( int InLength, TYPEREAL Rate, TYPECPX* pInBuf, TYPESTEREO16* pOutBuf, TYPEREAL gain);
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private:
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TYPEREAL m_FloatTime; //floating pt output time accumulator
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TYPEREAL* m_pSinc; //ptr to sinc table
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TYPECPX* m_pInputBuf; //internal working input sample buffer
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};
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#endif // FRACTRESAMPLER_H
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