On 2021-12-21, Laurence Perkins <lperk...@openeye.net> wrote: > Note that some editing software can only cut at the iframes, and > it's also fairly common to only be able to cut at the iframes unless > it's re-encoding the data.
AFAIUI, it's not even theoretically possible to cut anyplace other than the I-frames without decoding and reencoding at least the portion of the stream where the cut is being made. While it might be possible to copy the rest of the stream, I don't know of any editors that will do that. -- Grant