[FFmpeg-user] How to fix video artifacts on ddvideo AVI?

dan9er dan9er at protonmail.com
Tue Dec 18 01:39:54 EET 2018

>On Dec 17, 2018, 4:31 PM, Dave Rice wrote:
>> On Dec 14, 2018, at 9:10 PM, Carl Eugen Hoyos  wrote:
>> 2018-12-15 2:54 GMT+01:00, dan9er :
>>> Is there a way to reduce these artifacts by using one
>>> of ffmpeg's filters?
>> I cannot rule it out but looking at the type of the artefacts
>> I think it is not very likely.
>> I also confirmed that the same issues are visible not using
>> FFmpeg to decode.

> The dv stream shows a lot of video error
> concealment because the data was originally stored
> on a dv tape and then transferred over firewire to a
> computer; however the dv tape player was having
> difficulties reading the tape (various dv dif blocks
> would mismatch their parity data) so many dif
> blocks are concealed or broken. I’d really suggest
> that the best way to repair this would be to work
> with the original tape, clean the head of the
> playback deck and retransfer. In a better playback
> environment you’ll likely get a more accurate
> reading of the data from the tape.
> Dave Rice

I said in my original post that these artifacted files are renders from a movie editing program called MovieShaker. The raw files do not have the artifacts.

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