Intermediate Level: “generate derivates”

Anticipated Bash content includes:

• customising the programming environment
• flow control: looping with while and until
• arrays
• file processing
• flow control: branching with case
• process handling and redirections

Fourth Session

On Thursday 3^rd February 2022 from 18:00 to 19:00 UTC.

Handouts

• Fourth Session (PDF)
• used FFmpeg commands (plain text)
• generate an access file (script)

Bash Cookbook for Archivists

• The CASE statement
• The WHILE statement
• Special Prompt Strings

FFmpeg Cookbook for Archivists

• Video into H.264 / MPEG-4 AVC

Exercice

• Write a script that generate the checksum of a file. It should allow the user to choose between different checksum algorithms. You can use the scripts from the Third and Fourth Sessions as a starting point.

Solution

• generate a chechsum of a file (script)

Fifth Session

On Tuesday 8^th February 2022 from 18:00 to 19:00 UTC.

Handouts

• Fifth Session (PDF)
• make checksum manifest (script)

Bash Cookbook for Archivists

• Multiple redirection

Exercices

• Write the function checking that the output file can be written at the passed path.
• Test that at least version 4 of Bash is running.

Solution

• make checksum manifest (script)

Sixth Session

On Thursday 10^th February 2022 from 18:00 to 19:00 UTC.

Handouts

• Sixth Session (PDF)
• used commands (plain text)
• make access file (script)

Bash Cookbook for Archivists

• Built-in Shell Variables (and Arrays)

FFmpeg Cookbook for Archivists

• Video into ProRes

Exercice

• Program a script to generate a mezzanine file, offering the different ProRes 422 and 4444 flavours.

Solution

• make mezzanine file (script)

2022-02-15