1 files changed, 8 insertions, 2 deletions
diff --git a/bin/dthumb b/bin/dthumb
index 2f6a718..0f323ba 100755
--- a/bin/dthumb
+++ b/bin/dthumb
@@ -24,6 +24,7 @@ GetOptions(
 	$opt,
 	qw{
 		all|a
+		header=s
 		help|h
 		no-names|n
 		quality|q=i
@@ -121,8 +122,9 @@ for their contents.
 
 =item B<-d>, B<--size> I<maxsize> (default: 200)
 
-Set maximum thumbnail size. Thumbnails are created so that neither width nor
-height exceed I<maxsize> pixels.
+Set maximum thumbnail size. Both width and height will be limited while
+preserving aspect ratio. Thumbnails are created at 2x resolution and
+downscaled via HTML tags to accomodate high-DPI displays.
 
 =item B<-s>, B<--spacing> I<float> (default: 1.1)
 
@@ -136,6 +138,10 @@ no border at all, etc.
 
 Set HTML document title. Defaults to the basename of the current directory
 
+=item B<--header> I<file>
+
+Include I<file> contents in the generated HTML, right after the opening div tag.
+
 =item B<-q>, B<--quality> I<int> (default: 75)
 
 Set thumbnail quality.