pyqtgraph/metaarray/readMeta.m
Luke Campagnola d9c558105c Added metaarray to support flowchart
Prettied up flowchart example
2012-04-04 21:59:37 -04:00

87 lines
1.7 KiB
Matlab

function f = readMeta(file)
info = hdf5info(file);
f = readMetaRecursive(info.GroupHierarchy.Groups(1));
end
function f = readMetaRecursive(root)
typ = 0;
for i = 1:length(root.Attributes)
if strcmp(root.Attributes(i).Shortname, '_metaType_')
typ = root.Attributes(i).Value.Data;
break
end
end
if typ == 0
printf('group has no _metaType_')
typ = 'dict';
end
list = 0;
if strcmp(typ, 'list') || strcmp(typ, 'tuple')
data = {};
list = 1;
elseif strcmp(typ, 'dict')
data = struct();
else
printf('Unrecognized meta type %s', typ);
data = struct();
end
for i = 1:length(root.Attributes)
name = root.Attributes(i).Shortname;
if strcmp(name, '_metaType_')
continue
end
val = root.Attributes(i).Value;
if isa(val, 'hdf5.h5string')
val = val.Data;
end
if list
ind = str2num(name)+1;
data{ind} = val;
else
data.(name) = val;
end
end
for i = 1:length(root.Datasets)
fullName = root.Datasets(i).Name;
name = stripName(fullName);
file = root.Datasets(i).Filename;
data2 = hdf5read(file, fullName);
if list
ind = str2num(name)+1;
data{ind} = data2;
else
data.(name) = data2;
end
end
for i = 1:length(root.Groups)
name = stripName(root.Groups(i).Name);
data2 = readMetaRecursive(root.Groups(i));
if list
ind = str2num(name)+1;
data{ind} = data2;
else
data.(name) = data2;
end
end
f = data;
return;
end
function f = stripName(str)
inds = strfind(str, '/');
if isempty(inds)
f = str;
else
f = str(inds(length(inds))+1:length(str));
end
end