[−][src]Function opencv::core::count_non_zero

pub fn count_non_zero(src: &dyn ToInputArray) -> Result<i32>

Counts non-zero array elements.

The function returns the number of non-zero elements in src : block formula

Parameters

  • src: single-channel array.

See also

mean, meanStdDev, norm, minMaxLoc, calcCovarMatrix