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scikit-image/skimage/_shared/interpolation.pxd
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Cython

cdef double nearest_neighbour_interpolation(double* image, int rows,
int cols, double r,
double c, char mode,
double cval)
cdef double bilinear_interpolation(double* image, int rows, int cols,
double r, double c, char mode,
double cval)
cdef double quadratic_interpolation(double x, double[3] f)
cdef double biquadratic_interpolation(double* image, int rows, int cols,
double r, double c, char mode,
double cval)
cdef double cubic_interpolation(double x, double[4] f)
cdef double bicubic_interpolation(double* image, int rows, int cols,
double r, double c, char mode,
double cval)
cdef double get_pixel(double* image, int rows, int cols, int r, int c,
char mode, double cval)
cdef int coord_map(int dim, int coord, char mode)