amuse/include/amuse/DSPCodec.h

40 lines
1.4 KiB
C

#ifndef _DSPCODEC_h
#define _DSPCODEC_h
#ifdef __cplusplus
extern "C" {
#endif
#include <stdint.h>
static inline int16_t DSPSampClamp(int32_t val)
{
if (val < -32768) val = -32768;
else if (val > 32767) val = 32767;
return val;
}
unsigned DSPDecompressFrame(int16_t* out, const uint8_t* in,
const int16_t coefs[8][2], int16_t* prev1, int16_t* prev2,
unsigned lastSample);
unsigned DSPDecompressFrameStereoStride(int16_t* out, const uint8_t* in,
const int16_t coefs[8][2], int16_t* prev1, int16_t* prev2,
unsigned lastSample);
unsigned DSPDecompressFrameStereoDupe(int16_t* out, const uint8_t* in,
const int16_t coefs[8][2], int16_t* prev1, int16_t* prev2,
unsigned lastSample);
unsigned DSPDecompressFrameRanged(int16_t* out, const uint8_t* in,
const int16_t coefs[8][2], int16_t* prev1, int16_t* prev2,
unsigned firstSample, unsigned lastSample);
unsigned DSPDecompressFrameStateOnly(const uint8_t* in,
const int16_t coefs[8][2], int16_t* prev1, int16_t* prev2,
unsigned lastSample);
#ifdef __cplusplus
}
#endif
#endif // _DSPCODEC_h