Copyright-free test file

FFmpeg → Lossless MKV remux

Checked on 2026-07-12. Result: Checks passed.

Software: FFmpeg N-100410-gcd821c18dc
Platform: windows
Input: Copyright-free dual-audio chaptered MKV test file
Input type: Copyright-free test file
Output: Lossless MKV remux
Physical drive: Not included
Firmware: Not included
Output bytes: 4,530,772
Elapsed time: Not recorded
Conclusion: Software output checked with a test file; no drive result

This check did not include a physical drive or firmware. It covers only file- or image-based behavior.

ffprobe inspection confirms two AC-3 audio streams and two chapter entries. This does not represent a disc rip.

Preservation checks

Menu	Chapters	Audio tracks	Subtitles
Not checked	Passed	Passed	Not checked

Sources

CopyBluray synthetic fixture run — last checked 2026-07-12
FFmpeg project documentation — last checked 2026-07-12

Limits of this test file

File identity changes when rebuilt
No disc menu
No physical drive
No PGS subtitle