buildsys: don't use rm -r on so many globs

[pve-docs.git] / png-cleanup.pl

diff --git a/png-cleanup.pl b/png-cleanup.pl
index be82c59038bf340b35c2d48e81fc6d146cc20586..49c7cb45b6d92f7db94a9a55844f2954a1e0deec 100755 (executable)
--- a/png-cleanup.pl
+++ b/png-cleanup.pl
@@ -12,11 +12,12 @@ my $outfile = shift ||
 # use the following to verify image attributes
 # identify -verbose <filename>
 
-# set DPI to 146, so that we can display 1024 pixels (page width)
+# set PixelsPerCentimeter to 58, so that we can display 1024 
+# pixels (page width)
 
-my $dpi = 146;
+my $dpcm = 58;
 
-system("convert -units PixelsPerInch $infile -density $dpi $outfile");
+system("convert -units PixelsPerCentimeter $infile -density $dpcm $outfile");
 
 # identify should return the same value
-# system("identify -units PixelsPerInch -format '%x x %y' $outfile");
+# system("identify -units PixelsPerCentimeter -format '%x x %y' $outfile");