Audacity Forum

... about building Audacity on Windows here: http://wiki.audacityteam.org/wiki/Developing_On_Windows) Audacity can also use LAME (for MP3 export) and FFmpeg as external libraries. It would be possible to update the libraries, but require that the library is built with the 'hooks' that Audacity requires ...

... to be the largest one out of all of them (142 kb. not a lot if you ask me...). After this message appeared several times I tried installing the FFmpeg library, but still no luck. I've also attempted to move seperate .au files that were seemingly unable to open. Most of them can open seperately ...

... and I installed Audacity 2.1.3 by building and compiling the sources. But before, I forgot to install different packages, such as lame, twolame, ffmpeg, etc... The compilation and installation were OK, but now when I want to open an MP3 file, I can't and it tell me : "This Audacity version ...

I see there are various losseless formats to choose from but wma losseless isn't one of them. Will this be a format option at sometime. You can export WMA lossless from Audacity if you point Audacity to a suitable command-line encoder. See http://wiki.audacityteam.org/wiki/FFmpeg_integration#wma_ex...

... is failing and that we night be able to move the AUP file and project to another drive. Gale 11:55:27: Audacity 2.1.3 11:55:27: Trying to load FFmpeg libraries... 11:55:27: Trying to load FFmpeg libraries from system paths. File name is 'avformat-55.dll'. 11:55:27: Looking up PATH environment ...

... website recommended and then located it within the program. Now it has moved on to error 127: the specified procedure could not be found Thanks. FFmpeg has nothing to do with the inability to retrieve audio data. However your log shows that FFmpeg loaded successfully. Gale NEW LOG: 12:26:00: ...

"Error: failed to load shared library avformat-55.dll." "Error: failed to find compatible FFmpeg libraries." "Error: can't open the file X (the system can't find the file)." Those errors are not related. They are just saying that you don't have ...

... Log." The log showed the following: "Error: failed to load shared library avformat-55.dll." "Error: failed to find compatible FFmpeg libraries." "Error: can't open the file X (the system can't find the file)." "Warning: missing data file block file X." ...

... program. Now it has moved on to error 127: the specified procedure could not be found NEW LOG: 12:26:00: Audacity 2.1.3 12:26:00: Trying to load FFmpeg libraries... 12:26:00: mLibAVFormatPath ('C:\Users\Alix\Downloads\ffmpeg-win-2.2.2\avformat-55.dll') is not empty. Loading from it. 12:26:00: ...

... microphone for recording. Both the hard drive and the microphone connect via USB. Thanks again! 11:55:27: Audacity 2.1.3 11:55:27: Trying to load FFmpeg libraries... 11:55:27: Trying to load FFmpeg libraries from system paths. File name is 'avformat-55.dll'. 11:55:27: Looking up PATH environment ...