[FFmpeg-user] pixelated video after inserting a logo
guerra.rossana at gmail.com
Sat May 19 21:59:07 CEST 2012
Sorry, since I am pretty newbie in this subject. You mention to increase
the bitrate, use a diffferent lossy codec.
Do you have a more explicit example? I appreciate very much, nonethless
I'll take a read on what you mentioned.
Thanks and regards
2012/5/19 Stefano Sabatini <stefasab at gmail.com>
> On date Saturday 2012-05-19 01:03:11 -0300, Rossana Guerra encoded:
> > Hello, applying the following command, the output appears pixelated. Why
> > this? is there a parameter o setting I am missing?
> > ffmpeg -i input.avi -vf "movie=watermark.png [logo]; [in][logo]
> > overlay=W-w-10:H-h-10[out]" output.avi
> That depends most likely on the default output quality. You can
> increase the output bitrate or the quality to fix that, use a
> different lossy codec with a better quality/compression ratio (AVI
> assumes MPEG-4 part 2 by default, but you can change that through the
> -vcodec option), or use a lossless codec.
> ffmpeg-user random tip #15
> Please submit bugreports to:
> instead of this mailinglist.
> ffmpeg-user mailing list
> ffmpeg-user at ffmpeg.org
More information about the ffmpeg-user