[COMPRESS-425] Add auto-detection for zstd

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 1.16
• Component/s: Compressors
• Assignee: Unassigned
• Reporter: Stefan Bodewig
• Created: 21/Oct/17 13:10
• Updated: 22/Oct/17 05:07
• Resolved: 22/Oct/17 05:07

Description

Zstandard files consist of frames having a magic number that can be used to identify them. We'll need to detect Zstandard and skippable frames.

https://github.com/facebook/zstd/blob/dev/doc/zstd_compression_format.md#frames