Bluray 1

[clinton-hall]

Description

Allow handling of Bluray folder structure.
Until 7zip (or another tool e.g. isoparse) can handle bluray folders, the fall-back is to mount the iso and attempt to transcode.

Fixes #1588

Type of change

Please delete options that are not relevant.

• New feature (non-breaking change which adds functionality)

How Has This Been Tested?

Tested end to end transcoding of Bluray iso to mkv (utilising mount as fall-back). Tested Folder structure parsing of pre-mounted luray.iso

Checklist:

• I have based this change on the nightly branch
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• I have added tests that prove my fix is effective or that my feature works
• New and existing unit tests pass locally with my changes