compute_avi_file.m

image denoising toolbox in matlab

function compute_avi_file(A, filename, fps)

% compute_avi_file - create an avi file
%
%   compute_avi_file(A, filename, fps);
%
%   A can be a 3D array or a cell array of 2D matrices.
%   Each A{k} or A(:,:,k) is one frame in the animation.
%
%   Copyright (c) 2007 Gabriel Peyre 

if nargin<3
    fps = 10;
end
if not(iscell(A)) && not(isstr(A))
    B = A; A = {};
    for i=1:size(B,3)
        A{end+1} = B(:,:,i);
    end
end


% 'Indeo3', 'Indeo5', 'Cinepak', 'MSVC', 'RLE' or 'None'
compressor = 'Cinepak';
compressor = 'none';
qual = 50;

% close all;
% figure;

if iscell(A)
    nb = length(A);
else
    nb = length( dir([A '*.png']) );
end

aviobj = avifile(filename, 'compression', compressor, 'quality', qual, 'fps', fps );
% aviobj = avifile(filename, 'fps', fps );
for j=1:nb
    progressbar(j,nb);
    if iscell(A)
        B = A{j};
    else
        % A is a filename
        B = load_image( [A '-' num2string_fixeddigit(j-1,3)] );      
    end
    B = round(rescale( B, 1,256));
    if size(B,3)==3
        frame = im2frame( rescale(B) );
    else
        frame = im2frame(B,gray(256));
    end
    % imageplot(A{j});
    % frame = getframe ( gca );
    aviobj = addframe( aviobj, frame );
end
warning off;
aviobj = close( aviobj );
warning on;