Its NOT Telecine. It is Digital Video 8 video at 27.97 FPS I am looking specifically for the setting that derives the 59.94FPS from the 27.97 FPS source with such beauty and without deinterlace.
On Wed, Oct 4, 2023 at 12:28 AM Laine <llee...@sbcglobal.net> wrote: > > > > > On Oct 4, 2023, at 1:36 AM, Mark Dm <markos...@gmail.com> wrote: > > > > I had some DVD Video that I had converted using ffmpeg some years ago. > What > > I did was converted NTSC DVD video (4x3) to 960x720 @59.94 FPS and the > > result was incredible. I had found a forum some time later where another > > user claimed he had done the same and he too had incredible results. The > > result as I recall is way better than deinterlacing and I still have some > > of the videos I upscaled this way. . It essentially creates a frame > > for every field and if I pause the video I may see a slight blur but no > > scan lines. I also see no scan lines while video is playing > > > > I do remember that I did it all with ffmpeg command line conversions. It > > does NOT use deinterlacing as that throws away half the resolution, and > > results in visible scan lines. Instead it increases the frame rate by two > > and I chose to upscale to 720P. As I recall I also did some PAL as well > as > > NTSC using the same method. > > > > I am looking to recover this method if I can as I will be transferring a > > bunch of Digital8 videos and want to do it the same way to create mp4 > files > > at 720P@59.94FPS > > > > Any help appreciated > > > > THanks > > > > Mark > > For NTSC DVD you might want pullup. There’s more than one way to apply > pullup. What normally works best for me for NTSC DVD is to specify the > output frame rate with "-r 24000/1001" and use some sort of fieldmatch > video filter such as “fieldmatch" alone or > "fieldmatch=order=tff:combmatch=none,decimate”. You may find that it isn’t > necessary to specify the 24.976 frame rate. Use the filter before scaling > or cropping in the filter chain. The source video needs to be pretty clean > regarding pulldown (without or nearly without any dropped frames). You > should be able to identify the pulldown pattern in your source by stepping > through it frame by frame with a video player app such as IINA. By default > it’s the “.” (period) key. If it’s telecine, you’ll be able to observe 3 > progressive frames followed by 2 pairs of interlaced frames. Something to > try, anyway. > > L. Lee > > > > _______________________________________________ > ffmpeg-user mailing list > ffmpeg-user@ffmpeg.org > https://ffmpeg.org/mailman/listinfo/ffmpeg-user > > To unsubscribe, visit link above, or email > ffmpeg-user-requ...@ffmpeg.org with subject "unsubscribe". > _______________________________________________ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email ffmpeg-user-requ...@ffmpeg.org with subject "unsubscribe".