Andreas

> When trying to reproduce, is your docker on WSL2? I think that may be the underlying issue (much slower drive access maybe?) I basically tried EVERYTHING except having a...

> Will try the workaround option next time I have a m4b to merge and report back. I'm not sure when it is gonna happen... the workaround is planned, but...

Thanks for reporting and giving so much info. > haven't done any extensive testing, but I did rebuild one of my books from the same input files and the final...

Ok, I did some further investigation. The deprecation warnings were shown by a custom shutdown handler - this should be fixed in the latest code, but there is no release...

> I do confirm that with the local build I made there is no longer any complaint about the version string from ffmpeg 5.0, and in double checking things I'm...

> so my thanks for the tool are quite personal. Thank you, I am also recording personal book readings for my daugther :-) Maybe you also wanna take a look...

> If I work around the bug preventing Fraunhofer detection (by forcing --audio-codec libfdk_aac) and go back to 80% VBR quality, the FFmpeg 5.0 suite with libfdk_aac generally chooses good...

this is already mentioned in #109 I don't know why this happens, maybe something with docker - it did never happen to me personally. One workaround is to copy the...

## TLDR; - Change into the home-directory of your audiobooks (e.g. `cd /home/sandreas`) - Convert the audiobooks using relative paths (`m4b-tool merge my-audio-books/an-audio-book --output-file="merged.m4b"` - Prevent using absolute paths (starting...

> docker: Got permission denied while trying to connect to the Docker daemon socket at unix:///var/run/docker.sock: Post http://%2Fvar%2Frun%2Fdocker.sock/v1.39/containers/create: dial unix /var/run/docker.sock: connect: permission denied. See 'docker run --help'. You have...