function m = evaluate_nbr_bits(M,T)

% evaluate_nbr_bits - evaluate the number of bits to code an image
%
%   m = evaluate_nbr_bits(M)
%
%   nbr_bit is a lower bound (Shanon entropy bound) on the number 
%       of bits needed to code the wavelet image.
%
%   Works also with cell array of matrix.
%
%   Copyright (c) 2004 Gabriel Peyr