Audacity Forum

So, got 2.2 all set up, and when converting via ffmpeg, it says: [abuffer @ 0x7ff992f032e0] Unable to parse option value "(null)" as sample format Last message repeated 1 times [abuffer @ 0x7ff992f032e0] Error setting option sample_fmt ...

So, got 2.2 all set up, and when converting via ffmpeg, it says: [abuffer @ 0x7ff992f032e0] Unable to parse option value "(null)" as sample format Last message repeated 1 times [abuffer @ 0x7ff992f032e0] Error setting option sample_fmt ...

Was just wondering if maybe it's a bug, or, if perhaps the issue is just an older ffmpeg used in Audacity. If you install standalone 2.2.x FFmpeg and it can convert the troublesome file, then presumably it's an Audacity bug. Please let us know. Or you could try ...

So does standalone FFmpeg 2.8 convert the file to 7.1 FLAC? That would be the best approach, or use some other app to do that. Gale Yes, I have used ffmpeg to convert TrueHD stream to flac, which Audacity imports just fine. Still lossless ...

So does standalone FFmpeg 2.8 convert the file to 7.1 FLAC? That would be the best approach, or use some other app to do that.


Gale

... it says: 13:14:07: File name is /Users/sfatula/Documents/SomeMovie.mkv 13:14:07: Mime type is * 13:14:07: Opening with libav 13:14:23: Error: FFmpeg: avformat_find_stream_info() failed for file /Users/sfatula/Downloads/San Andreas 3D-TAB 1080p.mkv Using Audacity 2.1.1, Mac OSX 10.10.5. I ran ...

... because Windows apps do not see any Audacity custom fields. You won't see either Artist or Year for M4A (or for any other formats written by FFmpeg) because of a bug in FFmpeg. Please see underneath the table here http://wiki.audacityteam.org/wiki/FFmpeg_integration#Exporting_using_latest_FFmpeg ...

... because http://lame.buanzo.org/ seems to be down. Through some searching in google cache I found these working links: http://lame3.buanzo.com.ar/ffmpeg-win-2.2.2.exe http://lame3.buanzo.com.ar/ffmpeg-win-2.2.2.zip http://lame3.buanzo.com.ar/ffmpeg-mac-2.2.2.zip http://lame3.buanzo.com.ar/ffmpeg-mac-2.2.2.dmg ...

I try to open an mp4, a message comes that it is an Advanced Audio Coding file, and Audacity cannot open this type of file ... Something called FFmpeg libraries has to be installed into Audacity before you can open mp4 files in it , [ you only get the MP4 audio in Audacity of course, not video ...

Your syntax: ffmpeg -i - -strict experimental -c:a aac -q:a 10 "C:\Video\file" will not work in Audacity. That is why it says it find a suitable output format for 'C:\Video\file'. Use the syntax you quoted "as is": ...