Data Structures

Here are the data structures with brief descriptions:

_complex_type	Complex double data type
dct_coeffs_	FFTW plans and coefficients for DCT-based Gaussian convolution
deriche_coeffs	Coefficients for Deriche Gaussian approximation
ebox_coeffs_	Coefficients for extended box filter Gaussian approximation
fir_coeffs_	Coefficients for FIR Gaussian approximation
gconv_
program_params	Struct of program parameters
programparams	Struct of program parameters
sii_coeffs_	Parameters for stacked integral images Gaussian approximation
vyv_coeffs_	Coefficients for Vliet-Young-Verbeek Gaussian approximation