Convert to 16-bit signed integer
int16
For infinite and NaNs values, Scilab and Matlab int16 return different values.
A = int16(inf) A = 32767 A = int16(-inf) A = -32768 A = int16(nan) A = 0
A = int16(%inf) A = -32768 A = int16(-%inf) A = -32768 A = int16(%nan) A = -32768