Function calc_norm_diff_def 

pub fn calc_norm_diff_def(
    src1: &impl ToInputArray,
    src2: &impl ToInputArray,
    dst: &mut impl ToOutputArray,
) -> Result<()>

This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.

Note

This alternative version of calc_norm_diff function uses the following default values for its arguments:

• norm_type: NORM_L2
• stream: Stream::Null()