Again, I'm not at my Mac to try this, but you might be able to add another action after that to send the text output of that command to a file for you to read. If that does what you want, you know the problem is in getting the Automator script to run the command properly. The tab key can be used to autocomplete the path or the filename, which helps avoid typos. Typing cd /path/to/your/test/files will change directory into that folder (you can also type 'cd' and a space, then drag the folder you want to go to into the Terminal and it will insert the path for you), then you can type /usr/local/bin/lame -V 0 -q 0 and then type a file name to see what that command does. You didn't mention Homebrew, but that command is likely expecting you to have installed lame with Homebrew (see their webpage for more) using the command, I'm guessing, brew install lame.

Some debug steps that you can take in the Terminal: file /usr/local/bin/lame will tell you if lame is where that shell command is expecting it to be - if it is, you'll see something about an executable, if not, you'll see something about the file not being found. /rebates/&.com252fmac252fwav-to-mp3-converter-mac. Is a blind stab at what you might want instead. I'm not at my Mac to test this, but the command /usr/local/bin/lame -V 0 -q 0 '$1'

You can use this platform to convert WAV to MP3 online free. Free convert It is another best converter free online platform. By comparison, an MP3 file is universally supported.If I'm reading this correctly, that shell command will find all WAV files in the folder that you run the Automator action on, then run lame on each file that it finds. Here are 9 of the best WAV to MP3 converter free online. One downside of an M4A file, especially when compared to an MP3 format, is that it can only be opened by iTunes or Windows Media Player version 12 and later. As more and more music was consumed on the go via devices such as iPods and smartphones, the need for small file sizes became greater, which is why an M4A file has grown in popularity and importance. M4A files tend to be encoded using an AAC codec and are small in size because they have been compressed - often providing a smaller file-size footprint than an MP3 file format, while mirroring, if not improving, the quality of an MP3 file. An M4A file is the go-to audio format for compressed audio, due to the creation and popularity of iTunes. It was developed by Apple, largely as a result of the popularity of the MP3 file. An M4A file format is also called an MPEG-4 audio file, and is an audio file saved in the MPEG-4 standard.

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