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#ifndef NOATUN_CONVERT_H
#define NOATUN_CONVERT_H
/**
* Helper functions to convert between sample types
* @short sample type conversion
**/
namespace Conversion
{
/**
* Convert a mono 8 bit group to float
**/
void convertMono8ToFloat(unsigned long samples, unsigned char *from, float *to);
/**
* convert a mono 8 bit group to float, at a different speed
**/
void interpolateMono8ToFloat(unsigned long samples, double start, double speed,
unsigned char *from, float *to);
/**
* convert a mono 16 bit little-endian stream to float
**/
void convertMono16leToFloat(unsigned long samples, unsigned char *from, float *to);
/**
* convert a mono 16 bit little-endian stream to float at a different speed
**/
void interpolateMono16leToFloat(unsigned long samples, double startpos, double speed,
unsigned char *from, float *to);
/**
* convert an stereo 8-bit interleaved (Alternating left/right channel) to floats
**/
void convertStereoI8To2Float(unsigned long samples, unsigned char *from,
float *left, float *right);
/**
* convert a stereo 8-bit interleaved (alternating left/right channel) to floats,
* at a different speed
**/
void interpolateStereoI8To2Float(unsigned long samples, double startpos, double speed,
unsigned char *from, float *left, float *right);
/**
* convert an interleaved 16 bit little endian stream to two floats
**/
void convertStereoI16leTo2Float(unsigned long samples, unsigned char *from, float *left,
float *right);
/**
* convert an interleaved 16 bit little endian stream to two floats at a different
* speed
**/
void interpolateStereoI16leTo2Float(unsigned long samples, double startpos, double speed,
unsigned char *from, float *left, float *right);
/**
* convert a float to a float, but at a different speed
**/
void interpolateMonoFloatToFloat(unsigned long samples, double startpos, double speed,
float *from, float *to);
/**
* convert a stereo interleaved float to two floats
**/
void convertStereoIFloatTo2Float(unsigned long samples, float *from, float *left,
float *right);
/**
* convert a stereo interleaved float to two floats at a different speed
**/
void interpolateStereoIFloatTo2Float(unsigned long samples, double startpos,
double speed, float *from, float *left,
float *right);
/**
* convert a mono float to a 16 bit little endian float
**/
void convertMonoFloatTo16le(unsigned long samples, float *from, unsigned char *to);
/**
* convert a two floats to a 16 bit little endian interleaved float
**/
void convertStereo2FloatToI16le(unsigned long samples, float *left, float *right,
unsigned char *to);
/**
* convert a mono float to an 8 bit stream
**/
void convertMonoFloatTo8(unsigned long samples, float *from, unsigned char *to);
/**
* convert two floats to an 8 bit interleaved stream
**/
void convertStereo2FloatToI8(unsigned long samples, float *left, float *right,
unsigned char *to);
/**
* to little endian (Intel) with swapEndian
* does nothing if this is an intel
**/
inline void toLittleEndian(unsigned long len, char *buffer);
/**
* to big endian with swapEndian
* does nothing if this isn't an intel
**/
inline void toBigEndian(unsigned long len, char *buffer);
/**
* swap the endian, does so on every platform
* operates on 16 bits at a time. so loads 16, swaps, and copies them
**/
void swapEndian(unsigned long length, char *buffer);
}
#endif
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