Estimate gain from a movie

Collaboration diagram for Estimate gain from a movie:

Classes
class	ProgMovieEstimateGain

Functions
double	computeTVColumns (MultidimArray< double > &I)
double	computeTVRows (MultidimArray< double > &I)

Detailed Description

Function Documentation

computeTVColumns()

double computeTVColumns

(

MultidimArray< double > &

I

)

Definition at line 457 of file movie_estimate_gain.cpp.

{
    double retvalC=0;
    for (size_t i=0; i<YSIZE(I); ++i)
        for (size_t j=0; j<XSIZE(I)-1; ++j)
            retvalC+=std::abs(DIRECT_A2D_ELEM(I,i,j)-DIRECT_A2D_ELEM(I,i,j+1));

    return retvalC/((XSIZE(I)-1)*YSIZE(I));
}

computeTVRows()

double computeTVRows

(

MultidimArray< double > &

I

)

Definition at line 467 of file movie_estimate_gain.cpp.

{
    double retvalR=0;
    for (size_t i=0; i<YSIZE(I)-1; ++i)
        for (size_t j=0; j<XSIZE(I); ++j)
            retvalR+=std::abs(DIRECT_A2D_ELEM(I,i,j)-DIRECT_A2D_ELEM(I,i+1,j));

    return retvalR/((YSIZE(I)-1)*XSIZE(I));
}