[FFmpeg-user] How can I force a 360kHz time base?

[Mark Filipak (ffmpeg)]

On 2021-02-26 20:35, Phil Rhodes via ffmpeg-user wrote:
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>      On Saturday, 27 February 2021, 01:27:22 GMT, Mark Filipak (ffmpeg) <markfilipak at bog.us> wrote:
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>> No, it has a constant frame rate of 30/1.001 frames/second.
> I'm not really following this, but one question which may be worth asking is where did you get this file, and what is its provenance?
> The reason I ask is that many files, especially those from cellphones, emphatically do not have constant frame rate and can tremendously complicate the sort of testing you seem to be interested in.

The source video is a 5 second MKV clip from a commercial DVD.