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Bash Scripts for Audio-Visual PreservationBash AVpres is a set of Bash scripts for audio-visual preservation, used on a daily base at our conservation and restoration lab, AV Preservation by reto.ch. These small programs are designed for both to be used individually and to be chained each other as needed. Bug reports are very welcome, as usual. Table of Contents
Elements of the Set
DocumentationAll the scripts come with a short embedded help message and a manual page (“man”). Running $ bash_avpres Bash AVpres 2021-08-13 provides the following commands: make_bagit undo_bagit missing_files make_ffv1 make_framemd5 update_bagit name_hash make_h264 update_manifest make_manifest bash_avpres make_prores verify_bagit ffengine_presets verify_ffv1 ffmpeg_head modify_bagit verify_framemd5 nano_config verify_manifest $ InstallationThe scripts can be run from everywhere, without any specific installation. Of course, they have to be executable; if they aren’t, run for example In addition, two possibilities are provided for a regular installation at the root: via a Homebrew formula and via a Makefile. And we advise to use either one of these. HomebrewThe installation via Homebrew works fine not only on Linux and Mac, but also on Windows running Terminal or Subsystem for Linux. Run the following two commands in the Terminal:
MakefileAs usual, directions are recalled in the
CompatibilityThe Bash AVpres scripts have been used successfully on various modern x86_64 and AArch64 architectures, running under the following operating systems:
The scripts have been programmed to run also on the old Bash version 3.2 (released on 2006-10-11), which sadly still comes with the Apple computers. However, we strongly advise to install the current Bash version 5.1 (released on 2020-12-07) also on computers running under macOS. Source CodeThe source code of the Bash AVpres package is available on our website as a “.tar.gz” file, a TAR archive which was compressed with AcknowledgmentsReto Kromer wishes to acknowledge the inspiration given and the help provided by:
(in alphabetical order of the given name). Copyright, License and DisclaimerCopyright © 2020–2022 by Reto Kromer The scripts are released under a 3-Clause BSD License and provided “as is” without warranty or support of any kind. 2022-08-13 |