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L2U.H
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C/C++ Source or Header
|
1994-09-19
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215b
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6 lines
extern short _u2l[]; /* 8-bit u-law to 16-bit PCM */
extern unsigned char *_l2u; /* 13-bit PCM to 8-bit u-law */
#define ulaw2short(X) (_u2l[(unsigned char) (X)])
#define short2ulaw(X) (_l2u[((short)(X)) >> 3])