Qpdf-12.4.1

#### Beyond Linux® From Scratch (System V Edition) - Version r13.1-84

### Chapter 10. Graphics and Font Libraries

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# Qpdf-12.4.1

## Introduction to Qpdf

The Qpdf package contains command-line programs and a library that does structural, content-preserving transformations on PDF files.

### Note

Development versions of BLFS may not build or run some packages properly if LFS or dependencies have been updated since the most recent stable versions of the books.

### Package Information

- Download (HTTP): https://github.com/qpdf/qpdf/releases/download/v12.4.1/qpdf-12.4.1.tar.gz

- Download MD5 sum: 6908395582d281130b2bd761a8dc79c5

- Download size: 19 MB

- Estimated disk space required: 382 MB (with tests)

- Estimated build time: 0.6 SBU (using parallelism=4; add 0.5 SBU for tests)

### Qpdf Dependencies

#### Required

libjpeg-turbo-3.2.0

#### Optional

ghostscript-10.07.1, GnuTLS-3.8.13, tiff-4.7.2, sphinx-9.1.0 with sphinx_rtd_theme-3.1.0, and texlive-20260301 or install-tl-unx

## Installation of Qpdf

Install Qpdf by running the following commands:

    mkdir build &&
    cd    build &&

    cmake -D CMAKE_INSTALL_PREFIX=/usr \
          -D CMAKE_BUILD_TYPE=Release  \
          -D BUILD_STATIC_LIBS=OFF     \
          -D CMAKE_INSTALL_DOCDIR=/usr/share/doc/qpdf-12.4.1 \
          .. &&
    make

To test the results, issue: ctest.

Now, as the `root` user:

    make install

## Contents

Installed Programs: fix-qdf, qpdf, and zlib-flate
Installed Library: libqpdf.so
Installed Directories: /usr/lib/cmake/qpdf, /usr/include/qpdf, and /usr/share/doc/qpdf-12.4.1

### Short Descriptions

fix-qdf | is used to repair PDF files in QDF form after editing
qpdf | is used to convert one PDF file to another equivalent PDF file
zlib-flate | is a raw zlib compression program
`libqpdf.so` | contains the Qpdf API functions

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