how to convert 2 double number (16 bytes ) and packed in single 32 bit (4 bytes)

hi i want to convert 2 double number 0.5 and -0.5 in 16 bit and packed into 32 bit. each number in double takes 8 bytes. i want to convert in this number in fixed point 16,14 (2 bytes). and finally i want to packed these 2 number in 32 bit(4 bytes). please tell me how i can do this operation in matlab

[Walter Roberson]

Duplicates http://uk.mathworks.com/matlabcentral/answers/235066-how-to-convert-2-double-number-and-packed-in-32-bit