[FFmpeg-user] [ffmpeg] preserving metadata from .mp4 to .jpg/.png frames

[Kieran O Leary]

On Thu, May 21, 2020 at 6:05 PM Michael Koch <astroelectronic at t-online.de>
wrote:

> Am 21.05.2020 um 17:07 schrieb Carl Eugen Hoyos:
> > Am Do., 21. Mai 2020 um 16:46 Uhr schrieb David Greenwood
> > <dgreenwood at trekview.org>:
> >> Nope.
> > If such files do not exist, it seems unlikely that ffmpeg
> > can produce them.
>
> I have a JPG image for which exiftool reports six times:
> -- File Modification Date/Time
> -- File Access Date/Time
> -- File Creation Date/Time
> -- Modify Date
> -- Date/Time Original
> -- Create Date
>

Aren't some of those just file system metadata, not in the actual JPG
itself?

-K