I hope I'm getting your intention right here. I had to do this a while back for some PAL files. Split the fields, scale, pad, then interlace.
-filter_complex "yadif=1:0,scale=1440:1080,pad=1920:1080:240:0:black,interlace,setdar=16/9" I think old-timers called this Bob & Weave(?) On Thu, Jul 18, 2019 at 11:24 AM Marton Balint <[email protected]> wrote: > > On Thu, 18 Jul 2019, Benjamin Turkus via ffmpeg-user wrote: > > > Hi All, > > > > I was hoping for some advice regarding the best way to sequence video > > filters when transcoding SD video to HD, de-interlacing, scaling, padding > > (pillar-box), etc. I know the order of filters is critical, but I haven't > > been able to determine if one way of doing this is better than another. > > I think the general advice is that you should deinterlace first and then > scale progressively. > > Regards, > Marton > > > > > Assuming 720x486 NTSC video, this is the best I came up with, though I am > > generally unsure about when to deinterlace when forcing interlaced-aware > > scaling. Any advice about filters, or anything else that comes up > > incidentally, would be greatly appreciated. Just looking for the best > > looking video here, and open to any ideas. > > > > ffmpeg -i mySD.mkv -c:v libx264 -pix_fmt yuv420p -b:v 8000000 -v:f > > "colormatrix=bt601:bt709, scale=1440:1080:interl=1:flags=lanczos, > > pad=1920:1080:240:0, yadif" -c:a aac -b:a 320000 -ar 48000 myHD.mp4 > > > > Thanks! > > -- > > Benjamin Turkus > > > > Assistant Manager, Audio and Moving Image Preservation > > > > Digital Collections Services > > > > > > The New York Public Library > > > > 40 Lincoln Center Plaza, New York, NY 10023 > > > > 212.870.1609 | x21609 > > > > nypl.org > > _______________________________________________ > > ffmpeg-user mailing list > > [email protected] > > https://ffmpeg.org/mailman/listinfo/ffmpeg-user > > > > To unsubscribe, visit link above, or email > > [email protected] with subject "unsubscribe". > _______________________________________________ > ffmpeg-user mailing list > [email protected] > https://ffmpeg.org/mailman/listinfo/ffmpeg-user > > To unsubscribe, visit link above, or email > [email protected] with subject "unsubscribe". -- *William Caulfield *| *ContentBridge Systems* Product Manager, Digital Media & Systems | www.contentbridge.tv 4712 Admiralty Way #533 | Marina Del Rey, CA 90292 *T* 310.405.6178 | *C* 310.405.6178 x7704 | *E* [email protected] <[email protected]> A GoDigital Media Group Company *2014 Winner** - Digital Innovation Award - Entertainment Merchants Association* *2016 Winner** - Stratus Award "Cloud Computing" - Business Intelligence Group* You are important to us. World class customer service is our goal. If you do not hear back from me in a timely manner it is likely that I'm unavailable. In such an event please contact [email protected] *and* call 310.405.6178 and enter option 2 for help and support. _______________________________________________ ffmpeg-user mailing list [email protected] https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email [email protected] with subject "unsubscribe".
