adpcm.h 文件参考

#include <stdint.h>

浏览源代码.

函数
uint8_t	ADPCM_Encode (int32_t sample)
	ADPCM_Encode. 更多...
int16_t	ADPCM_Decode (uint8_t code)
	ADPCM_Decode. 更多...
int32_t	ADPCM_Decode_clear (void)
void	set_adpcm_decode_index (int16_t decode_index)
void	set_adpcm_decode_predsample (int32_t decode_predsample)

函数说明

ADPCM_Decode()

int16_t ADPCM_Decode

(

uint8_t

code

)

ADPCM_Decode.

参数

code	a byte containing a 4-bit ADPCM sample.

返回值

16-bit ADPCM sample

ADPCM_Decode_clear()

int32_t ADPCM_Decode_clear

(

void

)

ADPCM_Encode()

uint8_t ADPCM_Encode

(

int32_t

sample

)

ADPCM_Encode.

参数

sample

a 16-bit PCM sample

返回值

a 4-bit ADPCM sample

set_adpcm_decode_index()

void set_adpcm_decode_index

(

int16_t

decode_index

)

set_adpcm_decode_predsample()

void set_adpcm_decode_predsample

(

int32_t

decode_predsample

)