[FFmpeg-user] audio/video obfuscation
infos at madovsky.org
Wed Jun 19 15:20:37 EEST 2019
On 6/19/2019 5:15 AM, Moritz Barsnick wrote:
> On Wed, Jun 19, 2019 at 05:02:36 -0700, Madovsky wrote:
>> I just tried it, works well but unfortunately the player cannot play the
>> video at all with this option.
>> what I'm looking for is if the player does not have the key to decode it
>> still can play the movie
>> with audio and video obfuscated, like audio with frequencies modified
>> and pixel noise.
> Ah, so that it's still a legal stream that canb be played, but plays
> I'm not aware of any standardized method to do this, nor of any way to
> achieve this with ffmpeg. The "geq" filter can apply a function to
> pixels (as some other filter probably can with audio), but you would
> need a way to pass it an encryption scheme. I don't think something like
> this is implemented or even in consideration - but I might be wrong.
a kind of encryption as when it plays without decrypt it plays junk yes.
if anyone knows a way to do it please share thanks
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