> 
> 
> Hi Zack,
> 
> that message from "Jack" had confused me for a moment, but on re-reading it 
> appears to be an AI response.
> The content is total nonsense. There is no "SCC" encoder in ffmpeg, and if 
> there was one, it wouldn't help much because the CC data needs to get into 
> the video frames - so that it exists as input to the video encoder.
> For the same reason, it is also not possible to add CCs at the muxer level. 
> It always requires video encoding because the data needs to get into the 
> video stream itself, so there's no way to get data from an SCC file into a 
> video stream currently.
> 
> The only way in the ffmpeg architecture to get CC data encoded would be at 
> the filtering level. The Subtitle Filtering patchset that I have submitted a 
> while ago has a "splitcc" filter which has video as input and a video plus a 
> subtitle pin/pad at the output side.
> What would be needed is a reverse pendant like a "mergecc" filter with video 
> and subtitles input - plus a CEA-608/708 encoder.
> 
> softworkz
> 


Hi softworkz,

Sorry about that, The response is indeed from AI. I thought this question was 
enough for AI to answer, I will pay attention to it next time.

Thank you for pointing it out.

Jack
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