Method n_size_i

opencv/src/main/java/org/opencv/core/Mat.java:1800–1800

(long nativeObj, int i)

    // C++: int Mat::size(int i)
    private static native int n_size_i(long nativeObj, int i);

    // C++: size_t Mat::step1(int i = 0)
    private static native long n_step1(long nativeObj, int i);