[FFmpeg-devel] [PATCH] mpeg2dec: fix decoding field pictures

[Nekopanda]

> From: Carl Eugen Hoyos <ceffmpeg at gmail.com>

> 
> 2018-02-09 3:51 GMT+01:00 Nekopanda 
> <pianoyayaninth-at-yahoo.co.jp at ffmpeg.org>:
>>>  From: Carl Eugen Hoyos <ceffmpeg at gmail.com>
> 
>>>>   Yes, I have files that show artifacts without this change. 
> Recently,
>>>>   Japanese satellite television started to use field pictures 
> widely,
>>>>   and many of that show artifacts. We need this change to remove
>>>>   the artifacts.
>>> 
>>>  Could you provide a sample with visible artefacts?
>> 
>>  Sorry, all of them are copyrighted materials and difficult to share.
> 
> Please find a few seconds of commercials that show the issue
> and share them.
> 
> Many thousand samples were provided here, very few were
> not copyrighted.


OK. Here is.

http://nekopandanet.sakura.ne.jp/tmp/v/field-pic-bug.mpg

Decoded frame with artifacts
http://nekopandanet.sakura.ne.jp/tmp/v/pic-09.png