[FFmpeg-user] Removing an overlay

[Greg]

Would it be possible to show an example?

I can't seem to figure out how blend would allow me to change the 
opacity of the overlay.


Thank you,
Greg Borbonus
*Nix Server administrator

On 4/26/2013 3:40 PM, Nicolas George wrote:
> Le septidi 7 floréal, an CCXXI, Greg a écrit :
>> I have videos where I've already added an overlay( a transparent
>> png), over the years, the overlay command has been adjusted a bit,
>> so that the "watermark" would appear correctly, but the image has
>> remained the same.
>>
>> Is there any way I can pull the overlay off?
> I suspect that if you have the exact original logo, and its opacity is not
> almost 1, you can revert the overlaying much more accurately than remove
> logo will ever be able to.
>
> I do not think it is implemented yet (but look at -vf blend maybe), but it
> would not be hard.
>
> Regards,
>
>
>
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