Wow. Whoever encoded those DVDs screwed up pretty badly. It looks like the stream is just switching to bottom-field dominance for two frames in the middle of otherwise top-field-dominant areas, so just replacing the zeros with twos should work...
Quote:
Field order transition: 2 -> 0
900 1 0 73718936 0 0 0 32 32 92 b2 b2 a2 b2 b2 a2 b2 b2 a2 b2 b2 a2
900 1 0 74911232 0 0 0 32 32 92 b2 b2 a2 b2 b2 a2 b2 b2 a2 b2 b0 a0
corrected...
900 1 0 73718936 0 0 0 32 32 92 b2 b2 a2 b2 b2 a2 b2 b2 a2 b2 b2 a2
900 1 0 74911232 0 0 0 32 32 92 b2 b2 a2 b2 b2 a2 b2 b2 a2 b2 b2 a2
Field order transition: 0 -> 2
900 1 0 74911232 0 0 0 32 32 92 b2 b2 a2 b2 b2 a2 b2 b2 a2 b3 b0 a0
900 1 0 76086420 0 0 0 32 32 92 b0 b0 a2 b2 b2 a0 b0 b2 a2 b2 b0 a0
corrected...
900 1 0 74911232 0 0 0 32 32 92 b2 b2 a2 b2 b2 a2 b2 b2 a2 b2 b2 a2
900 1 0 76086420 0 0 0 32 32 92 b0 b0 a2 b2 b2 a0 b0 b2 a2 b2 b0 a0
Field order transition: 2 -> 0
900 1 0 74911232 0 0 0 32 32 92 b2 b2 a2 b2 b2 a2 b2 b2 a2 b2 b2 a2
900 1 0 76086420 0 0 0 32 32 92 b0 b0 a2 b2 b2 a0 b0 b2 a2 b2 b0 a0
corrected...
900 1 0 74911232 0 0 0 32 32 92 b2 b2 a2 b2 b2 a2 b2 b2 a2 b3 b0 a1
900 1 0 76086420 0 0 0 32 32 92 b2 b2 a2 b2 b2 a0 b0 b2 a2 b2 b0 a0
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...and so on. But that d2v has a LOT of those, and manually correcting all of them could get tedious, to say the least.