[FFmpeg-user] removing logo

tim nicholson nichot20 at yahoo.com
Tue Feb 3 09:51:47 CET 2015


On 03/02/15 08:23, Moritz Barsnick wrote:
> Hi Hany,
> 
> On Tue, Feb 03, 2015 at 01:01:57 +0000, Eng.Hany Ahmed wrote:
> 
>> Helloi have videos have logo in the top of the corner i want make
>> pixelate blur for this logo like in the photo
> 
> In which photo?
> 
>> i tried to using water mark  but i have 2 problems 1- it's take many
>> resources of the cpu when re encoding and i can use copy method 2 -
>> it's very bad view with the new logo
> 
> ffmpeg has quite good x264 coding performance, your expectations may be
> wrong. You don't tell us what you're expecting and what you're getting
> though.
> 
>> the command line " ffmpeg -i  "kides.ts" -vprofile baseline -threads 5   -bufsize 2300k -c:v libx264 -b:v 1200k -preset fast -acodec aac -ar 44100 -ab 128k -strict experimental -vf "movie=/root/watermarklogo.png [watermark]; [in][watermark] overlay=10:10 [out]" -f flv kids.flv "

Why not use the delog filter? e.g:-

-vf "delogo=x=920:y=692:w=275:h=23:t=4:show=0"

> 
> Please also show us the complete, uncut console output from this
> command. And perhaps a screenshot of the result, explaining to us why
> you think it is wrong.
> 
> The console output would also help us to see how fast ffmpeg should be,
> because we could observe the dimensions of the video, its length, ...
>

Quite

> Moritz
> [...]
-- 
Tim.
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