Kia ora, *Andy*: thanks very much for this tip! Will add that filter to the script as I definitely want to deinterlace. Do you recommend this over *yadif*, or do I need to combine *scale* with a deinterlacing filter?
*Kieran*: Hey there! How did I miss that ffmprovisr included that? Excellent and great point about its use in QCTools. Thanks again, K. On Sun, Feb 26, 2017 at 1:31 PM, Kieran O Leary <[email protected]> wrote: > Hi Katherine! > > On Sat, Feb 25, 2017 at 10:54 PM, Katherine Frances <[email protected]> > wrote: > > > Marton, thank you very much, this is extremely helpful. > > > > > As Marton mentioned, the `p` refers to Planar, and the absence of `p` (as > far as i can tell) suggests Packed - https://ffmpeg.org/doxygen/ > trunk/pixfmt_8h_source.html > > Okay, I guess that the output MP4s are actually interlaced, despite the > > video stream metadata that MediaInfo reads. Do you think that > 'progressive' > > is default for libx264 and that's why this metadata property is being > added > > erroneously? > > > > Lastly, do you know how I can determine whether the file actually is > > interlaced? > > > > > As for interlacement checking, the idet filter works well - > https://amiaopensource.github.io/ffmprovisr/#check_interlacement > and if enabled in the preferences, QCTools does a really great job at > visualising the output of the idet filter. I find it interesting to see the > patterns produced by ingested tapes where some sort of deinterlacement > occured for certain segments. Or looking at a file that has misleading > metadata declaring interlacement (or progressive), but there is no evidence > of that when looking at the actual file. > > -K > _______________________________________________ > 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". > _______________________________________________ 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".
