replace size parameter by dash option -s

[minime.git] / termimg

diff --git a/termimg b/termimg
index b7fa9340fb6ac20d49c7180721f99d02ba7b7c81..353960a8a488f15e6fd8602db8c42d1dc2280582 100755 (executable)
--- a/termimg
+++ b/termimg
@@ -1,10 +1,22 @@
 #!/usr/bin/perl
 use 5.014;
-my ($file, $size) = @ARGV;
+
+our $VERSION = '1.00';
+
+use Getopt::Long '2.33', qw( :config gnu_getopt );
+GetOptions(\my %opt,
+       'size|s=s',
+);
+my ($file) = @ARGV;
 
 my @info = eval {
        require Image::ExifTool;
-       my $exif = Image::ExifTool->new->ImageInfo($file);
+       my $exif = Image::ExifTool->new->ImageInfo($file, {
+               CoordFormat => '%.5f',
+               DateFormat => '%Y-%m-%d %H:%M:%S',
+               Exclude => 'System:*',
+       });
+       die "exiftool: $exif->{Error}\n" if $exif->{Error};
        return (
                $exif->{MIMEType},
                $exif->{ImageSize} ? "$exif->{ImageSize} ($exif->{Megapixels}MP)" : (),
@@ -15,18 +27,23 @@ my @info = eval {
                        $exif->{SVGVersion} // $exif->{PDFVersion} // (),
                ),
                $exif->{ColorType} ? "$exif->{BitDepth}bpp $exif->{ColorType}" : (),
-               sprintf('exif x%d', scalar %{$exif}),
+               join(' ', 'exif',
+                       $exif->{ExifVersion},
+                       sprintf('(%d)', scalar %{$exif}),
+               ),
                $exif->{Thumb} ? "thumb $exif->{ThumbnailLength}B" : (),
                (map "@ $_",
+                       $exif->{DateTimeOriginal} //
                        $exif->{DateCreated} //
                        $exif->{CircaDateCreated} //
                        $exif->{ModifyDate} //
                        $exif->{ZipModifyDate} //
                        (),
                ),
-               $exif->{GPSPosition} ?  $exif->{GPSPosition} =~ s/ deg/./gr :
-               $exif->{Location} ? $exif->{Location} : (),
-               $exif->{GPSAltitude} ? $exif->{GPSAltitude} : (),
+               join(', ',
+                       $exif->{GPSPosition} // $exif->{Location} // (),
+                       $exif->{GPSAltitude} // (),
+               ) || (),
                (map "hw $_", join(' ',
                        $exif->{Make} // (), $exif->{Model} // (),
                        $exif->{FOV} ? "(FOV $exif->{FOV})" : (),
@@ -35,7 +52,8 @@ my @info = eval {
                (map "> $_", $exif->{'Description-nl'} // ()),
                $exif->{Warning} ? "! $exif->{Warning}" : (),
        );
-} or warn $@;
+};
+warn $@ if $@;
 
 my $filesize = (stat $file)[7];
 eval {
@@ -46,22 +64,65 @@ eval {
        push @info, "# $md5 ($filesize)";
 } or warn $@;
 
+my $aspect = eval {
+       require Term::ReadKey;
+       my ($w, $h, $x, $y) = Term::ReadKey::GetTerminalSize();
+       return $x/$w / $y*$h;
+};
+
 open my $pgm, '-|', convert => (
+       $file =>
+       -delete => '1--1',
+       $aspect ? ('+distort' => SRT => "0,0 1,$aspect 0") : (),
+       -thumbnail => $opt{size} || '40x12',
+       -colorspace => 'gray',
+       '-normalize',
+       -level => '-1%',
+       -channel => 'A', -threshold => '50%',
+       -background => 'black',
+       -layers => 'flatten',
        -compress => 'none',
-       '+distort' => SRT => '0,0 1,.56 0',
-       -thumbnail => $size || '66x23',
-       $file => 'pgm:-'
+       'pgm:-'
 ) or die $!;
 
 if (<$pgm> eq "P2\n") {
        my ($width, $height) = split ' ', <$pgm>;
        <$pgm>;  # ignore depth
-       my @ch = split //, " .:coO@";
+       my @ch = split //, " .:oO@";
        while (<$pgm>) {
-               print $ch[ $_ * @ch >> 8 ] for /\d+/g;
+               print !$_ ? '/' : $ch[ $_ * @ch >> 8 ] for /\d+/g;
                print ' ', shift @info if @info;
                print $/;
        }
        substr $_, 0, 0, ' ' x ($width + 1) for @info;
 }
 say for @info;
+
+=head1 NAME
+
+termimg - media file fingerprint and metadata
+
+=head1 SYNOPSIS
+
+B<termimg> [<options>] <file>
+
+=head1 DESCRIPTION
+
+Identify given file by ascii image
+with a summary of distinctive metadata.
+
+=head1 OPTIONS
+
+=over
+
+=item -s, --size=<width>x<height>
+
+=back
+
+=head1 AUTHOR
+
+Mischa POSLAWSKY <perl@shiar.org>
+
+=head1 LICENSE
+
+AGPL3+