ffmpegthumbs ffmpeg 8 support

[reilly at reillybrogan.com]

I made a version of that patch that retains compatibility with ffmpeg versions < 6.x:
https://invent.kde.org/multimedia/ffmpegthumbs/-/merge_requests/39

On 9/7/25 8:56 AM, Albert Astals Cid <aacid at kde.org> wrote:
> It seems ffmpegthumbs does not compile with ffmpeg 8 on the release/25.08
> branch.
> 
> https://invent.kde.org/multimedia/ffmpegthumbs/-/merge_requests/38 fixes it
> but also increases the minimum ffpmeg required version so I would rather not
> commit it at this point.
> 
> But if you *know* your distribution has ffmpeg 8 and does not care about an
> older one you may want to add that patch.
> 
> Cheers,
>    Albert
> 
> 
>