return $Sesse::pr0n::Config::image_base . "cache/$dir/$id-$width-$height-nobox.$format";
}
-sub get_infobox_cache_location {
- my ($id, $width, $height, $dpr) = @_;
- my $dir = POSIX::floor($id / 256);
-
- if ($dpr == 1) {
- return $Sesse::pr0n::Config::image_base . "cache/$dir/$id-$width-$height-box.png";
- } else {
- return $Sesse::pr0n::Config::image_base . "cache/$dir/$id-$width-$height-box\@$dpr.png";
- }
-}
-
sub ensure_disk_location_exists {
my ($r, $id) = @_;
my $dir = POSIX::floor($id / 256);
}
}
-sub ensure_infobox_cached {
- my ($r, $filename, $id, $dbwidth, $dbheight, $dpr, $xres, $yres) = @_;
-
- my ($new_dbwidth, $new_dbheight);
-
- my $fname = get_disk_location($r, $id);
- my $cachename = get_infobox_cache_location($id, $xres, $yres, $dpr);
- my $err;
- if (! -r $cachename or (-M $cachename > -M $fname)) {
- # If we are in overload mode (aka Slashdot mode), refuse to generate
- # new thumbnails.
- if (Sesse::pr0n::Overload::is_in_overload($r)) {
- log_warn($r, "In overload mode, not scaling $id to $xres x $yres");
- error($r, 'System is in overload mode, not doing any scaling');
- }
-
- # We need the exact width so we can make one in the right size.
- my ($width, $height);
-
- # This is slow, but should fortunately almost never happen, so don't bother
- # special-casing it.
- if (!defined($dbwidth) || !defined($dbheight)) {
- my $img = read_original_image($r, $filename, $id, $dbwidth, $dbheight, 0);
- $new_dbwidth = $width = $img->Get('columns');
- $new_dbheight = $height = $img->Get('rows');
- } else {
- $width = $dbwidth;
- $height = $dbheight;
- }
- my $img = Image::Magick->new;
-
- if (defined($xres) && defined($yres)) {
- ($width, $height) = scale_aspect($width, $height, $xres, $yres);
- }
- $height = 24 * $dpr;
- $img->Set(size=>($width . "x" . $height));
- $img->Read('xc:white');
-
- my $info = Image::ExifTool::ImageInfo($fname);
- if (make_infobox($img, $info, $r, $dpr)) {
- $img->Quantize(colors=>16, dither=>'False');
-
- # Since the image is grayscale, ImageMagick overrides us and writes this
- # as grayscale anyway, but at least we get rid of the alpha channel this
- # way.
- $img->Set(type=>'Palette');
- } else {
- # Not enough room for the text, make a tiny dummy transparent infobox
- @$img = ();
- $img->Set(size=>"1x1");
- $img->Read('null:');
-
- $width = 1;
- $height = 1;
- }
-
- $err = $img->write(filename => $cachename, quality => 90, depth => 8);
- log_info($r, "New infobox cache: $width x $height for $id.jpg");
- }
-
- return ($cachename, 'image/png');
-}
-
sub get_mimetype_from_filename {
my $filename = shift;
my MIME::Type $type = $mimetypes->mimeTypeOf($filename);
return $type;
}
-sub make_infobox {
- my ($img, $info, $r, $dpr) = @_;
+sub make_infobox_parts {
+ my ($info) = @_;
# The infobox is of the form
# "Time - date - focal length, shutter time, aperture, sensitivity, exposure bias - flash",
}
}
- return 0 if (scalar @parts == 0);
-
- # Find the required width
- my $th = 0;
- my $tw = 0;
-
- for my $part (@parts) {
- my $font;
- if ($part->[1]) {
- $font = '/usr/share/fonts/truetype/msttcorefonts/Arial_Bold.ttf';
- } else {
- $font = '/usr/share/fonts/truetype/msttcorefonts/Arial.ttf';
- }
-
- my (undef, undef, $h, undef, $w) = ($img->QueryFontMetrics(text=>$part->[0], font=>$font, pointsize=>12*$dpr));
-
- $tw += $w;
- $th = $h if ($h > $th);
- }
-
- return 0 if ($tw > $img->Get('columns'));
-
- my $x = 0;
- my $y = $img->Get('rows') - 24*$dpr;
-
- # Hit exact DCT blocks
- $y -= ($y % 8);
-
- my $points = sprintf "%u,%u %u,%u", $x, $y, ($img->Get('columns') - 1), ($img->Get('rows') - 1);
- my $lpoints = sprintf "%u,%u %u,%u", $x, $y, ($img->Get('columns') - 1), $y;
- $img->Draw(primitive=>'rectangle', stroke=>'white', fill=>'white', points=>$points);
- $img->Draw(primitive=>'line', stroke=>'black', strokewidth=>$dpr, points=>$lpoints);
-
- # Start writing out the text
- $x = ($img->Get('columns') - $tw) / 2;
-
- my $room = ($img->Get('rows') - $dpr - $y - $th);
- $y = ($img->Get('rows') - $dpr) - $room/2;
-
- for my $part (@parts) {
- my $font;
- if ($part->[1]) {
- $font = '/usr/share/fonts/truetype/msttcorefonts/Arial_Bold.ttf';
- } else {
- $font = '/usr/share/fonts/truetype/msttcorefonts/Arial.ttf';
- }
- $img->Annotate(text=>$part->[0], font=>$font, pointsize=>12*$dpr, x=>int($x), y=>int($y));
- $x += ($img->QueryFontMetrics(text=>$part->[0], font=>$font, pointsize=>12*$dpr))[4];
- }
-
- return 1;
+ return @parts;
}
sub gcd {
push @ret, "/$event/$1x$2/$filename";
} elsif ($fname =~ /^$id-(\d+)-(\d+)-nobox\.jpg$/) {
push @ret, "/$event/$1x$2/nobox/$filename";
- } elsif ($fname =~ /^$id--1--1-box\.png$/) {
- push @ret, "/$event/box/$filename";
- } elsif ($fname =~ /^$id-(\d+)-(\d+)-box\.png$/) {
- push @ret, "/$event/$1x$2/box/$filename";
} else {
log_warn($r, "Couldn't find a purging URL for $fname");
}
projects / pr0n / blobdiff