Audacity Forum

OSX 10.11.2, Audacity 2.1.1 (if relevant) I'm trying to install the FFmpeg library from DMG according to the instructions. I downloaded from http://lame.buanzo.org/#lameosxdl, opened the dmg, then tried to open the package. It informs me the package certificate ...

I am using the FFmpeg export option so that I can specify the bitrate for AAC. However I cannot find a way to add the m4a extension to these files when doing Export Multiple. So the files get created with no extension. As long as ...

I am using the FFmpeg export option so that I can specify the bitrate for AAC.

However I cannot find a way to add the m4a extension to these files when doing Export Multiple. So the files get created with no extension.

so takes a 3rd party utility. You might need to find a different download utility. And, make sure you've got the optional FFmpeg import/export library for Audacity installed and try a known-good MP4 to confirm you can open it. Yeah thanks, upgrading to Firefox 43.0 broke the download ...

Trebor wrote:user has yet to install FFmpeg into Audacity, then Audacity won't play MP4.
http://manual.audacityteam.org/index.ph ... Library.3F

Thanks.. will do.

-Ed

YouTube doesn't "allow" you to download directly, so takes a 3rd party utility. You might need to find a different download utility.

And, make sure you've got the optional FFmpeg import/export library for Audacity installed and try a known-good MP4 to confirm you can open it.

... dropping an MP4 onto Audacity now fails with a warning box ... What's with that?? :? If the other user has yet to install FFmpeg into Audacity, then Audacity won't play MP4. http://manual.audacityteam.org/index.php?title=FAQ:Installation_and_Plug-Ins#How_do_I_download_and_install_the_FFmpeg_Import.2FExport_Library.3F

... 7 Ultimate 64-Bit Used the EXE installer and tried uninstalling reinstalling once so far. 9:47:04 AM: Audacity 2.1.1 9:47:04 AM: Trying to load FFmpeg libraries... 9:47:04 AM: Trying to load FFmpeg libraries from default path, 'C:\Program Files (x86)\FFmpeg for Audacity\avformat-55.dll'. 9:47:04 ...

I think he fault I made is that I still used the export in M4A(AAC)Files(FFmpeg) instead of Custom FFmpeg Export

... rates is: Change the bit rate Type the preset name Save Preset Repeat steps 1 to 3 as required OK After reopening the dialogue where you specify FFmpeg options, assuming you don't want to use the last used options which are displayed: Select the required preset Load Preset OK. Gale