decimate.h

#pragma once
 
#include <valarray>
 
namespace isce3 { namespace signal {

template<typename T>
void decimate(std::valarray<T>& out, const std::valarray<T>& in, size_t nrows,
              size_t ncols, size_t nrows_decimated, size_t ncols_decimated,
              size_t rows_decimation, size_t cols_decimation,
              size_t rows_offset = 0, size_t cols_offset = 0);
 
}} // namespace isce3::signal