[Libav-user] Bitstream filter for watermarking

Carl Eugen Hoyos ceffmpeg at gmail.com
Tue Mar 21 09:37:00 EET 2017

2017-03-21 4:32 GMT+01:00 Victor dMdB <ffmpeg at eml.cc>:

> How challenging would it be to create a bitstream filter which
> would add a watermark/overlay to each frame?

Generally, I don't think this can be done with a bitstream filter,
I should be possible with a filter.

If you know what you are doing (and more than I do), it is of
course "possible" (but I wonder how the specification of such
a bitstream would look like that allows you to alter it).

Carl Eugen

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