[FFmpeg-user] Watermarking video in FFmpeg programmatically

[Clément Bœsch]

On Sun, Feb 05, 2012 at 05:32:51PM -0800, killkenny64 wrote:
> 
> Clément Bœsch wrote
> > 
> > 
> > Check doc/examples/filtering.c, it's an example of libavfilter usage with
> > filter_descr="scale=78:24" as filter.
> > 
> > [...]
> > 
> > -- 
> > Clément B.
> > 
> 
> Thanks,
> 
> Are there any other examples of the use of libavfilter (programmatically)?
> filtering.c uses the scale filter; are there other examples using different
> filters?
> 

Well, if it's not enough for you, you can look at ffmpeg.c and eventually
the lavfi device (libavdevice/lavfi.c).

> I'm trying to learn better how to use this library programmatically so that
> I can eventually add a watermark to a video.
> 

Look at the code path followed by ffmpeg when using the overlay video
filter then.

-- 
Clément B.
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