<HTML><BODY><div><div>Put it simple — is there any way to persist some (meta)data within each frame so that later one could read</div><div>from mp4 file each frame with it’s (meta)data? Ideally, I need it to be reference timestamps (camera capture time).</div><div>So, I’ve supposed that <a href="https://gstreamer.freedesktop.org/documentation/gstreamer/gstbuffer.html?gi-language=c#GstReferenceTimestampMeta">https://gstreamer.freedesktop.org/documentation/gstreamer/gstbuffer.html?gi-language=c#GstReferenceTimestampMeta</a> is persisted in file (mp4) for each frame but it seems not to be the case.</div><div>Or, probably, I misunderstood something.</div><div> </div> <div> </div></div></BODY></HTML>