Audacity Forum

... 8-bit Channels: 1 (Mono) Audio sample rate: 8khz Format: CCITT u-law Can anyone help with the simplest way to achieve this?? I have installed ffmpeg and fail with all the settings. Audacity can do this without FFmpeg. It is more complicated to use FFmpeg to write U-Law. If the track is stereo, ...

... 8-bit Channels: 1 (Mono) Audio sample rate: 8khz Format: CCITT u-law Can anyone help with the simplest way to achieve this?? I have installed ffmpeg and fail with all the settings. Simon

... was from my iPhone and I imported into iPhoto) I exported the file from iPhoto and it is working now. Thanks. Please also see Audacity 2.1.0: FFmpeg required for MP4/M4A/MOV/ALAC import . If you already have FFmpeg installed, files may not necessarily drag in to Audacity but you should be ...

... Project files, MP3, M4A, WAV or something else? Please note that to import M4A, MP4, MOV or ALAC into Audacity 2.1.0 you may need to install FFmpeg from http://manual.audacityteam.org/o/man/faq_installation_and_plug_ins.html#macff . Gale

... have headers that describe its content making raw import un-necessary. However, depending what exact audio codec it contains you may need to add FFmpeg to your computer to import the file normally. After installing FFmpeg, use File > Import > Audio... or File > Open... and chose the "FFmpeg-compatible ...

Audacity 2.1.0 may not be able to import MP4, M4A, MOV or ALAC files unless you install the FFmpeg library. After installing FFmpeg, use File > Import > Audio... or File > Open... and choose the "FFmpeg-compatible files" file type before selecting the file(s) ...

Weird... I get 4.061.044 bytes from YT. When opened in Audacity, it plays in under a second. Audio export from Quicktime Player is 2 min 43 sec too and plays OK. Audio export from VLC contains no sound and is only about 58 Kbytes. When opened in Audacity, it opens with 4 channels, but still no sound.

I posted a reply to this; dunno where it went. The part of it that's there plays at the proper speed. The audio segment on the timeline is shorter than the clip as it plays on YT; it plays right to the end of the segment and stops hard, but this is before the end of the music. I downloaded them all ...

... problems as most of you when importing *.M4A files after upgrading to Audacity 2.1.0. I followed the instructions in Gale's post on installing the FFmpeg libraries on my machine. I am now able to import all files again with no issues. Thanks, Gale! FYI - I'm running a 2007 Mac Pro with OS X 10.7.5 ...

FFmpeg uses its own "built-in" decoders, of course, but it should support pretty much any relevant format from Wave container too) If it is necessary to export from Audacity as WAV using a codec not listed in "Other ...