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DspTool dump

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a dinosaur
2023-03-19 08:41:31 +11:00
parent 9cdae38cbf
commit ac89564669
6 changed files with 810 additions and 0 deletions
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49
dsptools/dsptool.h Normal file
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#pragma once
#ifdef __cplusplus
extern "C" {
#endif
#include <stdint.h>
#define BYTES_PER_FRAME 8
#define SAMPLES_PER_FRAME 14
#define NIBBLES_PER_FRAME 16
#ifdef COMPILING_DLL
#define DLLEXPORT __declspec(dllexport)
#else
#define DLLEXPORT __declspec(dllimport)
#endif
typedef struct
{
int16_t coef[16];
uint16_t gain;
uint16_t pred_scale;
int16_t yn1;
int16_t yn2;
uint16_t loop_pred_scale;
int16_t loop_yn1;
int16_t loop_yn2;
} ADPCMINFO;
DLLEXPORT void encode(int16_t* src, uint8_t* dst, ADPCMINFO* cxt, uint32_t samples);
DLLEXPORT void decode(uint8_t* src, int16_t* dst, ADPCMINFO* cxt, uint32_t samples);
DLLEXPORT void getLoopContext(uint8_t* src, ADPCMINFO* cxt, uint32_t samples);
DLLEXPORT void encodeFrame(int16_t* src, uint8_t* dst, int16_t* coefs, uint8_t one);
DLLEXPORT void correlateCoefs(int16_t* src, uint32_t samples, int16_t* coefsOut);
DLLEXPORT uint32_t getBytesForAdpcmBuffer(uint32_t samples);
DLLEXPORT uint32_t getBytesForAdpcmSamples(uint32_t samples);
DLLEXPORT uint32_t getBytesForPcmBuffer(uint32_t samples);
DLLEXPORT uint32_t getBytesForPcmSamples(uint32_t samples);
DLLEXPORT uint32_t getNibbleAddress(uint32_t samples);
DLLEXPORT uint32_t getNibblesForNSamples(uint32_t samples);
DLLEXPORT uint32_t getSampleForAdpcmNibble(uint32_t nibble);
DLLEXPORT uint32_t getBytesForAdpcmInfo(void);
#ifdef __cplusplus
}
#endif