[Cin] ffmpeg 7.0 api changes

[Phyllis Smith]

I attached ffmpeg-7.0.patch0, but maybe we do not need anymore?? Andrew??

> Ah, even if most patches apart from 3, 4 and D still apply encoding is
>> busted :/
>> I have tried three encodings and they work normally (h265-Hi;
>> DNxHR-HQX and AV1.svt).
>>
>
>
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