adj_clamp               Clamp values outside the specified range
adj_gamma               Adjust gamma
adj_infinite            Replace infinite values with the
                        minimum/maximum of the finite values
adj_rescale             Linearly rescale values to lie between the
                        given limits
adj_shift_negatives_global
                        Shift all values such that the minimum of the
                        array is 0
adj_shift_negatives_local
                        Shift all values in a plane such that the
                        minimum in every plane is 0
array_to_df             Convert array to a linear data.frame. Preserves
                        array names if present.
exr_attrs               Helper function to create attributes for
                        'write_exr()'
exr_info                Extract the metadata from an EXR file
exr_type                Functions for creating valid EXR type objects
plot.array              Plot method for matrices and arrays
print.exr_type          Print 'exr_type' objects
read_exr                Read an EXR image
read_pfm                Read PFM image
tm_reinhard             Reinhard's global tone mapping
write_exr               Write a numeric array as an EXR image
write_pfm               Write a numeric array as PFM
