script to increase an images size to a 4x6 ratio in order to print without cropping
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use File::Find; | |
my $baseDir = '/Volumes/Data/pictures/'; | |
my $cmdIdentify = '/usr/local/bin/identify'; | |
my $cmdConvert = '/usr/local/bin/convert'; | |
find(\&process, $baseDir); | |
sub process { | |
my $file = $File::Find::name; | |
next if ($file !~ /\.jpg$/); | |
# get the dimension of the file | |
my $idOut = `$cmdIdentify -verbose "$file" | grep "Geometry"`; | |
chomp($idOut); | |
$idOut =~ s/.* //g; | |
print "IDOUT:$idOut;\n"; | |
my ($w,$h,$x,$y) = split(/[+x]/,$idOut); | |
print "WIDTH:$w;\nHEIGHT:$h;\n"; | |
my $newH = 0; | |
my $newW = 0; | |
#determine ratio | |
my $ratio = 0; | |
my $land = 0; | |
if ($h > $w) { | |
$ratio = ($w/$h); | |
} else { | |
$ratio = ($h/$w); | |
$land = 1; | |
} | |
print "RATIO IN:$ratio;\n"; | |
print "LAND: $land;\n"; | |
#determine new size. | |
if ($ratio > 0.68) { | |
print "RATIO > .67\n"; | |
if ($land) { | |
print "LANDSCAPE\n"; | |
$newW = ($h/0.67); | |
$newH = $h; | |
} else { | |
$newH = ($w/0.67); | |
$newW = $w; | |
} | |
} elsif ($ratio < 0.64) { | |
print "RATIO < .67\n"; | |
if (! $land) { | |
$newW = ($h*0.67); | |
$newH = $h; | |
} else { | |
print "LANDSCAPE\n"; | |
$newW = $w; | |
$newH = ($w*0.67); | |
} | |
} else { | |
$newH = $h; | |
$newW = $w; | |
} | |
print "NEWH:$newH;\n"; | |
print "NEWW:$newW;\n"; | |
print "RATI:".($newH/$newW)."OR".($newW/$newH).";\n"; | |
# create the new image | |
my $outFile = $file; | |
$outFile =~ s/\.jpg/_FIXED.jpg/g; | |
`$cmdConvert "$file" -gravity center -background white -extent ${newW}x${newH} "$outFile"`; | |
} |
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