iLibPNG_JFP, programming, image (de)compression library using the Portable Network Graphics (PNG) standard LibPNG V1.2.8#http://www.vsm.com.au/ftp/jfp/kits/2© Tous droits réservés 2003 Jean-François PIÉRONNE]LibJPEG is a image de/compression library using the Portable Network Graphics (PNG) standard 4used by several software packages, including Python._By default, the installation procedure installs this library package in the SYS$COMMON:[LIBPNG]_directory. To install it in another directory, dev:[dir], use the /DESTINATION parameter of thegPRODUCT command. In this case, the library package will be installed in the dev:[dir.LIBPNG] directory. InstallationH 1. Make the directory which holds the ZIP file your default directory0 2. Extract the PCSI kit from the ZIP archive.!$ UNZIP "-V" LIBPNG-V0102-8-1.ZIP= 3. Install the library package to your chosen destination.#$ PRODUCT INSTALL libpng (default) or .../$ PRODUCT INSTALL libpng /DESTINATION=dev:[dir]R 4. Finally, run the DCL procedure STARTUP.COM to define the necessary logicals.I(You might want to add the relevant line to your SYSTARTUP_VMS.COM file.)($ @SYS$COMMON:[LIBPNG]STARTUP (default)or ...$ @dev:[dir.LIBPNG]STARTUP