Audacity Forum

What happens if you import the bad file into Audacity by File > Import > Audio..., then choose "FFmpeg-compatible files" before selecting the file? When I tried this, the file says (file) is an Advanced Audio Coding file. Audacity cannot open this type of file. ...

What happens if you import the bad file into Audacity by File > Import > Audio..., then choose "FFmpeg-compatible files" before selecting the file? When I tried this, the file says (file) is an Advanced Audio Coding file. Audacity cannot open this type of file. ...

... v2.0.6, the file will not even be exported. If I export to AAC 2.0 I have no voice at all. 6 Channel AAC files are read by Audacity. Yes, the only FFmpeg build (version 2.2.2) we could recommend for 2.0.6 uses libvo_aacenc for AAC encoding, and libvo_aacenc is limited to two channels. See https://trac.ffmpeg.org/wiki/Encode/AAC ...

... WAV, MP3, or AAC. Then iTunes can take it from there. Here is a tutorial for Audacity with iTunes. For exporting to AAC you'll need the optional FFMPEG import/export library. For exporting to MP3, you'll need the optional LAME MP3 encoder. There are some minor issues with AAC encoding using Audacity, ...

I tried importing again using Big endian and importing 100% and I still get noise and no waveform. I did check the FFmpeg settings as you mentioned and they are installed. What happens if you import the bad file into Audacity by File > Import > Audio..., then choose "FFmpeg-compatible ...

... of the detailed help, as well. I tried importing again using Big endian and importing 100% and I still get noise and no waveform. I did check the FFmpeg settings as you mentioned and they are installed. If the file is lacking the proper headers, is there anything I can do to correct this? Also ...

... expected! :) Also the FLAC file I exported before created some warnings ("sample/frame number mismatch in adjacent frames") when I used ffmpeg to transcode it to other formats. Now using the RF64 file as input these warnings are gone, too. Thank you very much!

... encoder/decoder to make it work reliably when the uncompressed size if greater than 4 GB, and as far as I'm aware it is still a bit flaky. using ffmpeg to convert back to WAV but please note that it still does not comply with the WAV format specification. If the resulting WAV file imports correctly ...

... length - but still can't play beyond the mentioned time. Finally I found a work-around by exporting as FLAC - which workes just fine (using ffmpeg to convert back to WAV - because that's what I need). But still I'm wondering what could be the problem? Software: Windows 7 x64, Audacity 2.0.6 ...

I strongly suspect that it would be easier to add libopus directly to Audacity than add explicit Opus support via FFmpeg, since libopus is not a moving target. I know that Martyn wanted to add native opus support - here is his thread about it on the Xiph.org lists http://lists.xiph.org/pipermail/opus/2013-February/001922.html ...