[FFmpeg-user] Set MPEG-2 interlace flag without re-encoding

Alexander Zhang zhangalexy at gmail.com
Wed May 11 09:44:58 EEST 2022

On 5/9/22 2:44 AM, Nicolas Gaullier wrote:
> Note that if you reencode, you might consider processing the chroma in between (convert to 4:2:2 back and forth) since the vertical sampling filtering is affected.

What does this mean? I only have basic knowledge of how video 
compression works so I don't understand what you're talking about.


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