# flac > Encodes, decodes and tests FLAC files. > More information: . - Encode a WAV file to FLAC (this will create a FLAC file in the same location as the WAV file): `flac {{path/to/file.wav}}` - Encode a WAV file to FLAC, specifying the output file: `flac -o {{path/to/output.flac}} {{path/to/file.wav}}` - Decode a FLAC file to WAV, specifying the output file: `flac -d -o {{path/to/output.wav}} {{path/to/file.flac}}` - Test a FLAC file for the correct encoding: `flac -t {{path/to/file.flac}}`