humble-video-noarch/src/main/java/io/humble/video/Rational.java
public Rational multiply(Rational arg) {
    long cPtr = VideoJNI.Rational_multiply(swigCPtr, this, Rational.getCPtr(arg), arg);
    return (cPtr == 0) ? null : new Rational(cPtr, false);
  }
public Rational multiply(Rational arg) {
    long cPtr = VideoJNI.Rational_multiply(swigCPtr, this, Rational.getCPtr(arg), arg);
    return (cPtr == 0) ? null : new Rational(cPtr, false);
  }
Multiplies this number by arg<br>
@param arg number to mulitply by.<br>
@return this*arg.