The ildct flag appears only to be making the output file "think" it is > interlaced, when it is, in fact, progressive. It does not seem to be doing > anything to change the footage (quality-wise and it's still progressive). > Since someone other than myself set the flag on this command, I am trying > to figure out what effect, if any, taking it off will do to the output. > > IIRC, it only has an effect when you are creating an interlaced output using -top 1, (and from here on I‘m guessing) it might instruct the encoder or an automatically inserted filter to apply the DCT in a different fashion compared to a progressive input. But again, that’s a guess which may (also) be outdated, since I last did these kinds of transcodes quite a while ago. Good luck. _______________________________________________ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user
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