Audacity Forum

steve wrote: ↑

Tue May 26, 2020 9:27 pm

check to see if you can manually edit the metadata with FFmpeg from the command line. If you can, (which I think should be possible, though I've not tested), then you could perhaps run FFmpeg with the Python subprocess Module.

Great idea, thanks. Will check this out over next few days.

... (Audacity is king!!) That's OK, we know that dBpowerAmp is good, but not free and not available for Linux. If you can't find a Python wrapped FFmpeg that can do it, check to see if you can manually edit the metadata with FFmpeg from the command line. If you can, (which I think should be possible, ...

I also tried FFmpeg but had no luck with adding metadata fields into the WAV INFO chunk - I will however check it out again as there are plenty of FFmpeg Python-wrapped libraries. I am also exploring dBpoweramp - that has good metadata ...

I think FFmpeg can add metadata to WAV files.

I have already imported the FFMPEG libraries so I can import mp4 files but Audacity shows only the audio track from MP4 and does not show the video with scrolling lyrics..

Need help..


Regards,
Nilesh

Audacity links dynamically to FFmpeg. To do this, the version of FFmpeg has to match the FFmpeg code headers that Audacity was built with. Other versions of FFmpeg will not work with Audacity.

Hi, I probably know enough terminal / command line to be dangerous... I previously installed ffmpeg with Homebrew (I believe). It puts the executable in /usr/local/bin/ Audacity doesn't see this location. When I use terminal to list files, I don't see the file 'ffmpeg.55.64bit.dylib'. ...

It sounds like it could be some kind of problem with permissions, but then I would expect other problems to occur as well.
Are there any other problems you see on this computer?
Does Audacity work correctly other than the FFmpeg problem?

... - the target is one month. Logged as P1 bug https://bugzilla.audacityteam.org/show_bug.cgi?id=2449 Mac: Attempting to export as M4A(AAC) yields an FFmpeg error message Peter.

... 2.4.1. I tend to get a message "Can't open audio code "aac" (0x15002). Experimental Feature". And this is after reinstalling FFmpeg a few times. Any idea what i can do? OOPS yes indeed - I can readily reproduce this. This is a serious regression on version 2.3.3. It also affects ...