예제 #1
0
double image_sum(const SDoublePlane& input) {
	double *start = input.data_ptr();
	double *end = start + input.rows()*input.cols();
	return std::accumulate(start, end, 0);
}
예제 #2
0
double image_max(const SDoublePlane& input) {
	double *start = input.data_ptr();
	double *end = start + input.rows()*input.cols();
	double *pos = std::max_element(start, end);
	return (pos == end)? -1.0: *pos;
}