Warning since there is a 255 character limit for file paths, your files may not be processed if the directory structure is deep. Create a batch file called decompressflac.bat with this in it: ECHO OFF FOR /R 1 G IN (.flac) DO ( ECHO 'Attempting to convert G' flac.exe -d 'G' ) Open up a command prompt and cd to wherever you put the batch file, if it isn't in your PATH. The final constructed command will look like: ffmpeg -i "c:\flac\song.flac" -acodec alac "c:\flac\song.m4a" I needed to recursively convert a ton of flac files in place, so I did the following.The tool will try to maintain the audio quality of the source FLAC file and create a high quality M4A file as much as possible. m4a manually to indicate the output extension we want. Introduction This free FLAC to M4A converter can help you convert FLAC (Free Lossless Audio Codec) audio to M4A (Apple Lossless Audio) audio. In our example, c:\flac\song.flac now becomes c:\flac\song %~dpnx is another parameter extension that is combined to 1) display the drive letter only, display path only with trailing backslash, and finally a file name without a file extension.%~fx is a parameter extension that will expand the %x variable to a fully qualified path name (e.g.what comes after do is the actual command that will be executed.*.flac will only look for files with the extension flac in the current and subdirectories 4 Tips for converting FLAC to M4A professionally.For Microsoft, Linux and Apple users: fre:ac. In batch files, add another % so it is %%x. However, you can still convert audio files to M4R or M4A and listen to them on your iPod or iPhone. is the current path, but you can specify something specific like c:\flac for /r will loop through files (recurse subfolders).It also supports batch processing and can utilize multiple processor cores. Remove the echo if you are satisfied with the results.įor /r "." %x in (*.flac) do echo ffmpeg -i "%~fx" -acodec alac "%~dpnx.m4a" LameXP is a free multi-format audio file converter that supports a variety of output formats, including MP3, AAC/MP4, Ogg Vorbis, Opus, as well as FLAC, and an even higher number of input formats. I put the echo in the command line so you can test the output before you actually start processing. AuI ConverteR 48x44 is an AIFF converter audio to/from wav, mp3, flac, m4a, dsf, dff and other popular formats on Mac Intel, Apple Silicon and Windows. If you're happy using the Terminal, then you could try the following command loop: for f in *.flac do ffmpeg -i "$f" -vf "crop=((in_w/2)*2):((in_h/2)*2)" -c:a alac "$" -overWrite & \įor Windows DOS batch users, this will convert all FLAC from the current directory and recurse to save the output in the same directory that the FLAC is in.
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