g711.h

Intercom 是一个 Unix系统上灵活的语音传输软件。支持标准音频压缩比如GSM, G.711, and G.72x和其他音频编码。Intercom专为高速网络设计来传输高品质的语音

#ifndef G711_H
#define G711_H

unsigned char linear2alaw(int		pcm_val);	/* 2's complement (16-bit range) */
int alaw2linear(unsigned char	a_val);

unsigned char linear2ulaw(short pcm_val);	/* 2's complement (16-bit range) */
short ulaw2linear(unsigned char	u_val);

unsigned char alaw2ulaw(unsigned char	aval);
unsigned char ulaw2alaw(unsigned char	uval);

#endif