5.3.50 _Q16log Function

This function finds the natural log of a Q16 value.

Include

<libq.h>

Prototype

_Q16 _Q16log(_Q16 x);

Argument


`x`	a fixed-point number in Q16 format. The value of this argument ranges from 1 to 2147483647.

Return Value

This function returns the natural log of x in Q16 format. The value ranges from -726817 to 681391.