Bug#622078: libpdf-api2-perl: occasional broken conversion of TIFF images

Ralph A. Smith smith.ralph.a at gmail.com
Sat Apr 9 19:24:40 UTC 2011


Package: libpdf-api2-perl
Version: 0.73-1
Severity: normal
Tags: upstream

Some TIFF files are distorted during conversion to PDF.  The symptom is
that one or more sections of the image appear to be shifted horizontally.
(ImageMagick does not seem to have trouble converting these images.)

This bug also affects gscan2pdf.  I have found the same problem with a
development version from the current upstream maintainer's github repo.

The following code produces a PDF with this problem from the attached image.

use PDF::API2;
my $pdf = PDF::API2->new( -file => "sample.pdf");
my $page = $pdf->page;
my $filename = "sample.tif";
my $gfx = $page->gfx;
my $imgobj = $pdf->image_tiff( $filename);
$gfx->image($imgobj,0,0,2196/3,1696/3);
$page->mediabox(2196/3,1696/3);
$page->cropbox(0,0,2196/3,1696/3);
$pdf->save;
$pdf->end();



-- System Information:
Debian Release: 6.0.1
  APT prefers stable
  APT policy: (500, 'stable')
Architecture: amd64 (x86_64)

Kernel: Linux 2.6.32-5-amd64 (SMP w/4 CPU cores)
Locale: LANG=en_US.UTF-8, LC_CTYPE=en_US.UTF-8 (charmap=UTF-8)
Shell: /bin/sh linked to /bin/dash

Versions of packages libpdf-api2-perl depends on:
ii  libcompress-zlib-perl         2.024-1    Transitional dummy package for Com
ii  libio-compress-perl [libcompr 2.024-1    bundle of IO::Compress modules
ii  perl [libcompress-zlib-perl]  5.10.1-17  Larry Wall's Practical Extraction 
ii  ttf-dejavu                    2.31-1     Metapackage to pull in ttf-dejavu-

libpdf-api2-perl recommends no packages.

libpdf-api2-perl suggests no packages.

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