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function ADMINrandomfilenames_video(HOMEANNOTATIONS, HOMEIMAGES, annotationfolder)
%
% HOMEVIDEOS = '/Users/torralba/atb/Databases/corrected/VideoLabelMe/VLMOrigVideos';
% HOMEVIDEOANNOTATIONS = '/Users/torralba/atb/Databases/corrected/VideoLabelMe/VLMAnnotations';
%
% ADMINrandomfilenames_video(HOMEVIDEOANNOTATIONS, HOMEVIDEOS)
% ADMINrandomfilenames_video(HOMEVIDEOANNOTATIONS, HOMEVIDEOS, annotationfolder)
LINUX = 1;
extension = {'.avi', '.AVI', '.mov', '.MOV'};
root = 'sun_v'; % this is the string that will be part of the first characters of the image name.
Nchar = 15;
if nargin == 1
HOMEIMAGES = HOMEANNOTATIONS;
end
% create list of folders
if nargin == 3
Folder = {annotationfolder};
else
Folder = [{''} folderlist(HOMEIMAGES)];
end
for n = 1:length(Folder)
f = Folder{n};
if ~isempty(fullfile(HOMEIMAGES, f))
files = [];
for m = 1:length(extension)
files = [files; dir(fullfile(HOMEIMAGES, f, ['*' extension{m}]))];
end
Nfiles = length(files);
for i = 1:Nfiles
% check if file already starts with the root, then ignore
oldimgname = files(i).name;
if ~strcmp(oldimgname(1:3),'sun')
oldanoname = [oldimgname(1:end-4) '.xml'];%strrep(oldimgname, extension, '.xml');
oldextension = oldimgname(end-3:end);
% generate new name
newname = lower([root char([65+fix(26*rand(1,Nchar))])]);
newflvname = [newname '.flv'];
newvidname = [newname oldextension];
newanoname = [newname '.xml'];
% rename image
src = fullfile(HOMEIMAGES, f, oldimgname);
dest = fullfile(HOMEIMAGES, f, newvidname);
if LINUX
cmd = sprintf('mv "%s" %s', src, dest);
else
cmd = sprintf('rename "%s" %s', src, newvidname);
end
disp(cmd)
system(cmd);
% check if annotation exists.
src = fullfile(HOMEANNOTATIONS, f, oldanoname);
if exist(src, 'file')
% rename file
dest = fullfile(HOMEANNOTATIONS, f, newanoname);
if exist(dest, 'file')
error('Duplicate image detected')
end
if LINUX
cmd = sprintf('mv "%s" %s', src, dest);
else
cmd = sprintf('rename "%s" %s', src, newanoname);
end
disp(cmd)
system(cmd);
% load annotation
xml = loadxml(dest);
% change inside annotation file
ii = strfind(xml, '<filename>');
jj = strfind(xml, '</filename>');
xml = [xml(1:ii+9) newflvname xml(jj:end)];
% save annotation
fid = fopen(dest,'w');
fprintf(fid, xml');
fclose(fid);
%pepe
end
end
end
end
end
function xml = loadxml(filename)
[fid, message] = fopen(filename,'r');
if fid == -1; error(message); end
xml = fread(fid, 'uint8=>char');
fclose(fid);
xml = xml';
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