- error gettext("failed to run graphviz") if $sigpipe;
-
- if (! $params{preview}) {
- writefile($dest, $config{destdir}, $png, 1);
- }
- else {
- # can't write the file, so embed it in a data uri
- eval q{use MIME::Base64};
- error($@) if $@;
- return "<img src=\"data:image/png;base64,".
- encode_base64($png)."\" />";
- }
- }