[FFmpeg-user] Adding macrovision style copy protection to a theora video

[Carl Zwanzig]

On 10/19/2019 11:04 AM, Marc Roos wrote:
> Why not develop some watermarking technology? For audio you have even
> some technique that can survive (some) re-encoding. And then have with
> your users a license agreement.

Those don't *prevent* recording, they only carry evidence of the source 
(which may be acceptable).

Please don't top-post on this mailing list (any search engine will explain 
what that is).

Later,

z!