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dpavlin |
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#!/usr/bin/perl -w #d |
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dpavlin |
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dpavlin |
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# GUI front-end to jpegtran to rotate and flip jpegs without loss |
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dpavlin |
1.1 |
# |
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dpavlin |
1.2 |
# 2000-06-14 Dobrica Pavlinusic <dpavlin@rot13.org> |
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dpavlin |
1.1 |
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use Gtk; |
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use strict; |
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init Gtk; |
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set_locale Gtk; |
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dpavlin |
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my $DEBUG = 1; |
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sub pdebug { print STDERR @_,"\n" if ($DEBUG); } |
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dpavlin |
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my $false = 0; |
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my $true = 1; |
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dpavlin |
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# $X[0](dir|filename|w|h|pix) |
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my @X; |
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my $xv_pic_dir=".xvpics"; |
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#$xv_pic_dir="/mnt/f/tmp2/PICS/.xvpics" if ($DEBUG); |
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if (! $ARGV[0] && !-d ".xvpics") { |
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print "Usage: $0 [path to directory with pictures (in which is .xvpics dir)]\n"; |
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exit 1; |
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} |
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$xv_pic_dir = $ARGV[0]."/.xvpics" if ($ARGV[0]); |
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if (! -d $xv_pic_dir) { |
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print "$xv_pic_dir is not directory!"; |
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} |
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#-------------------------------------------------------------------- |
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# scan directory |
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pdebug "reading dir $xv_pic_dir"; |
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dpavlin |
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dpavlin |
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opendir(DIR, $xv_pic_dir) || die "can't opendir $xv_pic_dir: $!"; |
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my @pic_filenames = grep { !/^\./ && -f "$xv_pic_dir/$_" } readdir(DIR); |
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closedir(DIR); |
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dpavlin |
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pdebug "found $#pic_filenames files in $xv_pic_dir"; |
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dpavlin |
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my $dir=$xv_pic_dir; |
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$dir=~s/\.xvpics//; |
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foreach my $filename (@pic_filenames) { |
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pdebug "gronk $filename"; |
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my ($w,$h,$pix) = xvpic_read("$xv_pic_dir/$filename"); |
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my (%tmp) = ( dir=>$dir, filename=>$filename, w=>$w, h=>$h, pix=>$pix ); |
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push @X,\%tmp; |
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} |
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#-------------------------------------------------------------------- |
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# read xvpic from disk |
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# xvpic_read($filename) |
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# returns: |
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# ($w,$h,$xv_pix) |
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sub xvpic_read { |
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my ($xv_pic) = @_; |
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my ($w,$h,$cols) = (0,0,0); |
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open(XV,$xv_pic) || die "$xv_pic: $!"; |
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my $l=<XV>; chomp $l; |
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if ($l!~m/^P7 332$/) { |
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warn "$xv_pic not XV thumbnail file ($l)"; |
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return; |
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} |
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while(<XV>) { |
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chomp; |
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next if (/^#/); |
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if (/^(\d+) (\d+) (\d+)$/) { |
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($w,$h,$cols) = ($1,$2,$3); |
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last; |
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} |
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warn "expected w,h,cols, got: $_"; |
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dpavlin |
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} |
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warn "$xv_pic number of colors is not 255 (strange)" if ($cols != 255); |
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my $buf; # tmp buffer for read; |
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# read pixels |
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read XV,$buf,($w*$h); |
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return ($w,$h,$buf); |
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dpavlin |
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} |
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dpavlin |
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#-------------------------------------------------------------------- |
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# Generate 332 colour-cube colourmap |
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sub generate_xpm_colmap { |
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my @xpm_colmap; |
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for (my $i=0; $i<256; $i++) { |
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push(@xpm_colmap,sprintf ("%02x c #%02x%02x%02x",$i, |
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(255*(($i&(7<<5))>>5))/7, |
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(255*(($i&(7<<2))>>2))/7, |
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(255*(($i&(3<<0))>>0))/3 |
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)); |
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} |
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return @xpm_colmap; |
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} |
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#-------------------------------------------------------------------- |
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# main |
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dpavlin |
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my ($w,$h) = (0,0); |
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my $xv_pix; |
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my @xpm_colmap=generate_xpm_colmap(); |
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#($w,$h,@xv_pix) = xvpic_read($xv_pic); |
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my $xv_pic = $X[0]{filename}; |
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$w = $X[0]{w}; |
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$h = $X[0]{h}; |
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$xv_pix = $X[0]{pix}; |
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#-------------------------------------------------------------------- |
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# make rotated pictures |
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#sub make_rotated { |
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# my ($w,$h,$xv_pix) |
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#/* width height ncolors chars_per_pixel */ |
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#my @xpm_0= ( "$w $h 256 2" ); |
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my @xpm_180= ( "$w $h 256 2" ); |
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my @xpm_90= ( "$h $w 256 2" ); |
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my @xpm_270= ( "$h $w 256 2" ); |
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my @xpm_h= ( "$w $h 256 2" ); |
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my @xpm_v= ( "$w $h 256 2" ); |
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dpavlin |
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dpavlin |
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#push @xpm_0,@xpm_colmap; |
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dpavlin |
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push @xpm_180,@xpm_colmap; |
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push @xpm_90,@xpm_colmap; |
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push @xpm_270,@xpm_colmap; |
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dpavlin |
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push @xpm_h,@xpm_colmap; |
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push @xpm_v,@xpm_colmap; |
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dpavlin |
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my @pix_0; |
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my @pix_180; |
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my @pix_90; |
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my @pix_270; |
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dpavlin |
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my @pix_h; |
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my @pix_v; |
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my @xv_pix=unpack("C*",$xv_pix); |
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dpavlin |
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for(my $y=0; $y<$h; $y++) { |
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for (my $x=0; $x<$w; $x++) { |
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if (defined($xv_pix[$y*$w+$x])) { |
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$pix_0[$y*$w+$x] = sprintf("%02x",$xv_pix[$y*$w+$x]); |
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dpavlin |
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$pix_180[($h-$y-1)*$w+($w-$x-1)] = sprintf("%02x",$xv_pix[$y*$w+$x]); |
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dpavlin |
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$pix_270[($w-$x-1)*$h+$y] = sprintf("%02x",$xv_pix[$y*$w+$x]); |
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$pix_90[$x*$h+$y] = sprintf("%02x",$xv_pix[$y*$w+$x]); |
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dpavlin |
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$pix_h[$y*$w+($w-$x-1)] = sprintf("%02x",$xv_pix[$y*$w+$x]); |
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$pix_v[($h-$y-1)*$w+$x] = sprintf("%02x",$xv_pix[$y*$w+$x]); |
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dpavlin |
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} else { |
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dpavlin |
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warn "undef pixel $x,$y!\n"; |
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dpavlin |
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} |
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} |
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} |
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# fill in pixels now |
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my $tmp; |
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# portrait |
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my $lw=$w*2; |
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dpavlin |
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#$tmp=join('',@pix_0); while ($tmp=~s/^(.{$lw})//) { push(@xpm_0,$1); } |
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dpavlin |
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$tmp=join('',@pix_180); while ($tmp=~s/^(.{$lw})//) { push(@xpm_180,$1); } |
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dpavlin |
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$tmp=join('',@pix_v); while ($tmp=~s/^(.{$lw})//) { push(@xpm_v,$1); } |
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$tmp=join('',@pix_h); while ($tmp=~s/^(.{$lw})//) { push(@xpm_h,$1); } |
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dpavlin |
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# landscape |
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$lw=$h*2; |
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$tmp=join('',@pix_90); while ($tmp=~s/^(.{$lw})//) { push(@xpm_90,$1); } |
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$tmp=join('',@pix_270); while ($tmp=~s/^(.{$lw})//) { push(@xpm_270,$1); } |
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dpavlin |
1.2 |
#-------------------------------------------------------------------- |
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# GTK GUI |
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dpavlin |
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my $window; |
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dpavlin |
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my ($pixmapwid_0, $pixmapwid_180, $pixmapwid_90, $pixmapwid_270, $pixmapwid_v, $pixmapwid_h); |
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my ($button_0, $button_180, $button_90, $button_270, $button_v, $button_h); |
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my ($pixmap_0, $pixmap_180, $pixmap_90, $pixmap_270, $pixmap_v, $pixmap_h); |
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dpavlin |
1.1 |
my $mask; |
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my $style; |
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$window = new Gtk::Window( "toplevel" ); |
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$window->signal_connect( "delete_event", sub { Gtk->exit( 0 ); } ); |
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$window->border_width( 10 ); |
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dpavlin |
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$window->set_title( "GTK jpegtran" ); |
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$window->realize(); |
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dpavlin |
1.1 |
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# now for the pixmap from gdk |
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$style = $window->get_style()->bg( 'normal' ); |
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dpavlin |
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#( $pixmap_0, $mask ) = Gtk::Gdk::Pixmap->create_from_xpm_d( $window->window, $style, @xpm_0 ); |
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# |
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## a pixmap widget to contain the pixmap |
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#$pixmapwid_0 = new Gtk::Pixmap( $pixmap_0, $mask ); |
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#$pixmapwid_0->show(); |
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# |
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## a button to contain the pixmap widget |
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#$button_0 = new Gtk::Button(); |
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#$button_0->add( $pixmapwid_0 ); |
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#$button_0->show(); |
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##$button_0->signal_connect( "clicked", \&jpegtran, "-optimize" ); |
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## make button_0 inactive |
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#$button_0->set_sensitive( $false ); |
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dpavlin |
1.1 |
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# rotate 180 |
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( $pixmap_180, $mask ) = Gtk::Gdk::Pixmap->create_from_xpm_d( $window->window, $style, @xpm_180 ); |
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$pixmapwid_180 = new Gtk::Pixmap( $pixmap_180, $mask ); |
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$pixmapwid_180->show(); |
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$button_180 = new Gtk::Button(); |
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$button_180->add( $pixmapwid_180 ); |
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$button_180->show(); |
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dpavlin |
1.2 |
$button_180->signal_connect( "clicked", \&jpegtran, "-rotate 180" ); |
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dpavlin |
1.1 |
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# rotate 90 |
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( $pixmap_90, $mask ) = Gtk::Gdk::Pixmap->create_from_xpm_d( $window->window, $style, @xpm_90 ); |
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$pixmapwid_90 = new Gtk::Pixmap( $pixmap_90, $mask ); |
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$pixmapwid_90->show(); |
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$button_90 = new Gtk::Button(); |
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$button_90->add( $pixmapwid_90 ); |
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$button_90->show(); |
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dpavlin |
1.2 |
$button_90->signal_connect( "clicked", \&jpegtran, "-rotate 90" ); |
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dpavlin |
1.1 |
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# rotate 270 |
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( $pixmap_270, $mask ) = Gtk::Gdk::Pixmap->create_from_xpm_d( $window->window, $style, @xpm_270 ); |
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$pixmapwid_270 = new Gtk::Pixmap( $pixmap_270, $mask ); |
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$pixmapwid_270->show(); |
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$button_270 = new Gtk::Button(); |
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$button_270->add( $pixmapwid_270 ); |
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$button_270->show(); |
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dpavlin |
1.2 |
$button_270->signal_connect( "clicked", \&jpegtran, "-rotate 270" ); |
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# rotate v |
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( $pixmap_v, $mask ) = Gtk::Gdk::Pixmap->create_from_xpm_d( $window->window, $style, @xpm_v ); |
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$pixmapwid_v = new Gtk::Pixmap( $pixmap_v, $mask ); |
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$pixmapwid_v->show(); |
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$button_v = new Gtk::Button(); |
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$button_v->add( $pixmapwid_v ); |
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$button_v->show(); |
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$button_v->signal_connect( "clicked", \&jpegtran, "-flip vertical" ); |
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# rotate h |
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( $pixmap_h, $mask ) = Gtk::Gdk::Pixmap->create_from_xpm_d( $window->window, $style, @xpm_h ); |
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$pixmapwid_h = new Gtk::Pixmap( $pixmap_h, $mask ); |
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$pixmapwid_h->show(); |
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$button_h = new Gtk::Button(); |
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$button_h->add( $pixmapwid_h ); |
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$button_h->show(); |
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$button_h->signal_connect( "clicked", \&jpegtran, "-flip horizontal" ); |
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dpavlin |
1.1 |
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# pack, show, draw |
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dpavlin |
1.2 |
my $hbox_top = new Gtk::HBox( $false, 0 ); |
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my $hbox_mid = new Gtk::HBox( $true, 0 ); |
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my $hbox_bot = new Gtk::HBox( $true, 0 ); |
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#-------------------------------------------------------------------- |
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# |
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sub pix2xpm { |
| 280 |
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my ($nr,$w,$h,$xv_pix) = @_; |
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| 282 |
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pdebug("pix2xpm w:$w h:$w pix:",length($xv_pix)); |
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| 284 |
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my @xpm=( "$w $h 256 2" ); |
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push @xpm,@xpm_colmap; |
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my @xv_pix=unpack("C*",$xv_pix); |
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my $pix; |
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for(my $i=0; $i<$#xv_pix; $i++) { |
| 291 |
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$pix .= sprintf("%02x",$xv_pix[$i]); |
| 292 |
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} |
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my $lw=$w*2; |
| 294 |
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while ($pix=~s/^(.{$lw})//) { push(@xpm,$1); } |
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pdebug "pix2xpm retured ",length(join("",@xpm))," bytes, $#xpm lines"; |
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return (\@xpm); |
| 298 |
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} |
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| 300 |
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sub xpm_button { |
| 301 |
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my ($nr) = @_; |
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| 303 |
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pdebug "xpm_button($nr): xpm/pix len: ", length $X[$nr]{xpm},"/",length $X[$nr]{pix}; |
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( $X[$nr]{pixmap}, $mask ) = Gtk::Gdk::Pixmap->create_from_xpm_d( $window->window, $style, @{$X[$nr]{xpm}} ); |
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# ( $pixmap, $mask ) = Gtk::Gdk::Pixmap->create_from_xpm( $window->window, $style, "test.xpm" ); |
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$X[$nr]{pixmapwid} = new Gtk::Pixmap( $X[$nr]{pixmap}, $mask ); |
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$X[$nr]{pixmapwid}->show(); |
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$X[$nr]{button} = new Gtk::Button(); |
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$X[$nr]{button}->add( $X[$nr]{pixmapwid} ); |
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$X[$nr]{button}->show(); |
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$X[$nr]{button}->signal_connect( "clicked", \&select_pic, $nr ); |
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| 315 |
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return ($X[$nr]{button}); |
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} |
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my $arr_l = create_arrow_button( 'left', 'in' ); |
| 319 |
|
|
$hbox_top->pack_start( $arr_l, $false, $false, 0 ); |
| 320 |
|
|
#$hbox_top->pack_start( $button_0, $false, $false, 0 ); |
| 321 |
dpavlin |
1.1 |
|
| 322 |
dpavlin |
1.2 |
|
| 323 |
|
|
for (my $i=0; $i<$#X; $i++) { |
| 324 |
|
|
#for (my $i=0; $i<0; $i++) { |
| 325 |
|
|
$X[$i]{xpm} = pix2xpm($i,$X[$i]{w},$X[$i]{h},$X[$i]{pix}); |
| 326 |
|
|
$X[$i]{button}=xpm_button($window, $i ); |
| 327 |
|
|
$hbox_top->pack_start( $X[$i]{button}, $false, $false, 0 ); |
| 328 |
|
|
} |
| 329 |
|
|
|
| 330 |
|
|
my $arr_r = create_arrow_button( 'right', 'in' ); |
| 331 |
|
|
$hbox_top->pack_start( $arr_r, $false, $false, 0 ); |
| 332 |
|
|
|
| 333 |
|
|
$hbox_mid->pack_start( $button_90, $false, $false, 0 ); |
| 334 |
|
|
$hbox_mid->pack_start( $button_180, $false, $false, 0 ); |
| 335 |
|
|
$hbox_mid->pack_start( $button_270, $false, $false, 0 ); |
| 336 |
|
|
|
| 337 |
|
|
$hbox_bot->pack_start( $button_v, $false, $false, 0 ); |
| 338 |
|
|
$hbox_bot->pack_start( $button_h, $false, $false, 0 ); |
| 339 |
|
|
|
| 340 |
|
|
$hbox_top->show(); |
| 341 |
|
|
$hbox_mid->show(); |
| 342 |
|
|
$hbox_bot->show(); |
| 343 |
|
|
|
| 344 |
|
|
sub create_arrow_button |
| 345 |
|
|
{ |
| 346 |
|
|
my ( $arrow_type, $shadow_type ) = @_; |
| 347 |
|
|
|
| 348 |
|
|
my $button; |
| 349 |
|
|
my $arrow; |
| 350 |
|
|
|
| 351 |
|
|
$button = new Gtk::Button(); |
| 352 |
|
|
$arrow = new Gtk::Arrow( $arrow_type, $shadow_type ); |
| 353 |
|
|
|
| 354 |
|
|
$button->add( $arrow ); |
| 355 |
|
|
$button->show(); |
| 356 |
|
|
$arrow->show(); |
| 357 |
|
|
|
| 358 |
|
|
return ( $button ); |
| 359 |
|
|
} |
| 360 |
|
|
|
| 361 |
|
|
|
| 362 |
|
|
my $hbox = new Gtk::HBox( $true, 0 ); |
| 363 |
|
|
my $filename_label = new Gtk::Label($xv_pic); |
| 364 |
|
|
$filename_label->show(); |
| 365 |
|
|
$hbox->pack_start( $filename_label, $false, $false, 0 ); |
| 366 |
dpavlin |
1.1 |
$hbox->show(); |
| 367 |
dpavlin |
1.2 |
|
| 368 |
|
|
my $hseparator = new Gtk::HSeparator(); |
| 369 |
|
|
$hseparator->show(); |
| 370 |
|
|
my $hseparator2 = new Gtk::HSeparator(); |
| 371 |
|
|
$hseparator2->show(); |
| 372 |
|
|
|
| 373 |
|
|
my $vbox = new Gtk::VBox( $false, 5 ); |
| 374 |
|
|
$vbox->pack_start( $hbox_top, $false, $false, 0 ); |
| 375 |
|
|
$vbox->pack_start( $hseparator, $false, $false, 0 ); |
| 376 |
|
|
$vbox->pack_start( $hbox, $false, $false, 0 ); |
| 377 |
|
|
$vbox->pack_start( $hseparator2, $false, $false, 0 ); |
| 378 |
|
|
$vbox->pack_start( $hbox_mid, $false, $false, 0 ); |
| 379 |
|
|
$vbox->pack_start( $hbox_bot, $false, $false, 0 ); |
| 380 |
|
|
$vbox->show(); |
| 381 |
|
|
|
| 382 |
|
|
$window->add($vbox); |
| 383 |
|
|
$window->show(); |
| 384 |
dpavlin |
1.1 |
|
| 385 |
|
|
main Gtk; |
| 386 |
|
|
exit( 0 ); |
| 387 |
|
|
|
| 388 |
dpavlin |
1.2 |
#-------------------------------------------------------------------- |
| 389 |
|
|
# call jpegtran command |
| 390 |
|
|
|
| 391 |
|
|
sub jpegtran { |
| 392 |
|
|
my ( $widget, $data ) = @_; |
| 393 |
|
|
print "jpegtran $data\n"; |
| 394 |
|
|
} |
| 395 |
|
|
|
| 396 |
|
|
#-------------------------------------------------------------------- |
| 397 |
|
|
# select picture |
| 398 |
|
|
|
| 399 |
|
|
sub select_pic { |
| 400 |
|
|
my ( $widget, $data ) = @_; |
| 401 |
|
|
my $xvpic=$X[$data]{filename}; |
| 402 |
|
|
print "picture selected: $data ($xvpic)\n"; |
| 403 |
|
|
$filename_label->set_text($xvpic); |
| 404 |
|
|
} |
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