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| File extension | .flac |
|---|---|
| File category | Audio |
| Stands for | Free Lossless Audio Codec |
| Developer | Xiph.org |
| Overview | It is an audio format which uses a lossless compression technique to compress the original data, without any loss of information. The additional benefit of this format is it maintains a very good quality of Audio. These files are encoded using FLAC algorithm that reduces the size of the primary file ranging from 50 to 80 per cent as the size varies according to the amount and density of the data. Therefore, this codec helps in the production of exact replicas of original data but in reduced size. It also supports a number of electronic devices. For instance- Portable players, car stereos etc. As well as it is streamable which allows users to jump to the middle of a stream with minimum delay. |
| Technical description | FLAC can deal with any channels from 1 to 8. It also supports PCM bit resolution up to 32 bits per sample and any sampling rate up to 655,350Hz in a single Hertz increment. REPLAYGAIN is an added feature in it which helps to measure and normalize the loudness of received audio. Moreover, it can deflate audio at very high speed which makes it to stand out from the other formats. Also, it is an open-source software which means original source code is freely available and it may be modified as per user’s requirements. Lastly, it has flexibility in metadata that allows one to write its own application when it is registered ID. Its metadata includes tags, cover art, seek tables and cue sheets. |
| Links | wikipedia.org (opens in new tab - official documentation) |
| File extension | .mmf |
|---|---|
| File category | Audio |
| Stands for | Mobile Music File |
| Developer | Yamaha |
| Overview | It is an extension for music files which are generally used to store Mobile Ringtones. It was specially developed by Yamaha, so that cell phones can have distinctive ringtones. It is the extension of SMAF(Synthetic Music Mobile format application)which is an audio file format. With the certain changes in file format now it is possible to store graphics and text in it. This format is supported by all the portable devices and it is used for multimedia in it. These files are also capable of storing instrument data which is similar to module files( Files that can represent music). Due to this aforesaid feature, the user can develop its own instrument which can be played on devices with the same sound effect and similar chip. |
| Technical description | Yamaha’s SMAF tools can be used to create MMF files from WAV and MID file extensions. These files can have both graphics and PCM sound playback which make it distinct from MIDI. One must not get confused with SMAF and MMF. These are not similar terms. SMAF is the name of the file whereas MMF is an extension of aforesaid file format. The size of the this file is comparably smaller than the other identical files that have a common function, similar to it. These files have a great reputation in the mobile world as they can create affluent images and in addition to it, the size of the file is also small which can be easily managed or maintained. |
| Links | wikipedia.org (opens in new tab - official documentation) |