[FFmpeg-user] How to filter VHS cassette artifacts + attachment
Paul B Mahol
onemda at gmail.com
Sat Dec 8 22:54:32 EET 2018
On 12/8/18, Ulf Zibis <Ulf.Zibis at gmx.de> wrote:
> Hi again,
> Am 08.12.18 um 11:34 schrieb Carl Eugen Hoyos:
>> Shouldn't you just crop them?
> I don't want to crop them.
> In the attached sample you can see the partly broken 1st line (missing
> content at always same position) and 2 broken lines (irregularly
> horizontally shifted), 5..8 lines from bottom.
> How would it be possible, to consolidate them by copy/average from
> adjacent lines?
> With the extracted sample you can also see a bug in ffmpeg. The videos
> SAR is 12:11, so the JPEGs x/y dpi should be 11/12 instead 12/11.
> - Ulf
You can use fillborders filter, but you can not guess correct missing pixels.
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