065cb3258f
make a PNG image containing a QR code from text This module converts input text to a PNG image of a QR code containing the text. The PNG image can either be stored to a file or it can be a scalar. Image::PNG::Libpng requires "libpng" to be installed. "libpng" should already be installed on most Linux and Windows systems.
17 lines
567 B
Text
17 lines
567 B
Text
This module converts input text to a PNG image of a QR code containing the
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text. The PNG image can either be stored to a file or it can be a scalar.
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Image::PNG::Libpng requires "libpng" to be installed. "libpng" should
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already be installed on most Linux and Windows systems.
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This example makes a data URL QR code:
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use Image::PNG::QRCode 'qrpng';
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use URI;
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my $data = 'abcdefghijklmnopqrstuvwxyz';
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my $u = URI->new ('data:');
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$u->media_type ('image/png');
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$u->data (qrpng (text => $data));
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print "<img src='$u'>\n";
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WWW: https://metacpan.org/pod/Image::PNG::QRCode
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