On 5 October 2016 at 18:06, Erik Dobberkau <[email protected]> wrote: >> Hello, >> >> I have a camera recording which is an MXF file and the codec is DNxHD >> I suppose it is a single-frame codec so literally it is a container of >> images which are independently stored in the file. >> Recordings are taken at 50 fps progressive. > > > Hi Michail, > > this is a TV standard, 720p50. Nothing exotic. > > >> Now what I want is to extract only half of the frames, so that it becomes >> 25 fps > > > Why would you want to do that? > You're getting standard-incompliant video. In other words: This is wrong.
You are right, but what is standard depend on situation, currently the only working mode for me is 25 progressive. I know 50 fps would be better of course, but it does not depend on me but the prescriptions from the broadcaster. _______________________________________________ ffmpeg-user mailing list [email protected] http://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email [email protected] with subject "unsubscribe".
