Re: jaggies I think I can take care of the jaggies with Spatial field swap and the jerkiness with Temporal field swap. That actually makes sense.
David > I have found an easier way. There is a deinterlace effect called "Spacial > field swap" that does the trick for the most part. Still, some sections > have jerky motion instead of the jaggies like a field order reversal has. > I suspect the field order is not swapped within a frame but swapped > between frames so instead of this: > > 1a+1b, 2a+2b, 3a+3b, ... > > ..it is this: > > 0b+1a, 1b+2a, 2b+3a, ... > > Field sapping only results in this: > > 1a+0b, 2a+1b, 3a+2b, ... > > It least that is what it appears. > > I'm looking for a solution to this. > > Regards, > David Koski > [email protected] > > > On Fri, 10 Dec 2010 06:15:21 +0100, David Koski <[email protected]> > > wrote: > > > I have captured some video from my old hi-8 Sony using my LML33. Parts > > > of the video obviously have swapped interlace frames but most of it is > > > corret. Is there a filter or other method in Cinelerra to swap the > > > frames back? > > > > I think the right combination of the effects "frames to fields" > > and "fields to frames" will do the trick. > > > > 1) Set the project framerate to 50 frames per second (or 60 in NTSC > > land), 2) load the DV file > > 3) apply the "frames to fields" effect, set the field order that makes > > > > the playback progress steadily, and not back-and-forth (Top field first > > or Bottom field first) > > > > 4) Render this to an uncompressed, lossless format, if you can. > > > > 5) Load the newly rendered, line-doubled progressive video into > > > > Cinelerra, and apply fields to frames, with the appropriate > > field order for DV. > > > > 6) Now you still have one problem left: The project is still at > > > > 50 frames per second, and you need to discard every second > > frame to get valid DV output. The tedium! > > > > 7) Consider using ffmpeg for this instead. You can specify > > > > field order on the command line, according to ffmpeg's man page. > > _______________________________________________ > Cinelerra mailing list > [email protected] > https://init.linpro.no/mailman/skolelinux.no/listinfo/cinelerra _______________________________________________ Cinelerra mailing list [email protected] https://init.linpro.no/mailman/skolelinux.no/listinfo/cinelerra
