👉 The term refers to a specific software configuration file in an audio file format used for conversion between formats, such as MP3 and AAC. It specifies various settings that can affect how certain parts of the audio signal are converted into digital data. For example, it might define what parameters are used to decode the file, or which features should be enabled or disabled based on the desired quality of the output. To clarify further, MFCC12_E_D_A.conf is often found in a CD or DVD recording's metadata file, usually after the audio data has been extracted from the CD/DVD. It sets parameters for various stages of signal processing, including filtering and normalization, which can affect how information is stored and retrieved later on. Defining this configuration allows engineers to optimize audio files based on their specific requirements and preferences.