On Friday, 25 June 2021 6:00:24 PM AEST Alan Johnson wrote: > Is there anyway to add a h264 NAL (SEI Timecode) unit to an existing stream > without access libavcodec source (i.e. only linking against the DLL)? I don't think so.
AFAICT, the H.264 encoders don't support SEI writing in any released version. It should work in nvenc as of the next release. Others are a work in progress. Brad
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