Convert MMF to M4A
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| File extension | .m4a |
|---|---|
| File category | Audio |
| Stands for | MPEG-4 PART 14 or MPEG-4 Audio |
| Developer | Apple |
| Overview | It is an audio file which uses AAC (Advanced Audio Coding) compression. Also, it is one of the formats of MPEG-4. It should be noted that MPEG-4 codec is used both for video and Audio. But M4A is specially designed by Apple for audio files only that is why it is used to store audiobooks, podcasts and songs. As sound files are encoded using AAC compression and this results in a reduction of file size and it also produces a very good quality of audio. Whenever somebody purchases music from the iTunes store then it is always available in this format. Many believe that MP4 and M4A are similar extensions, however, it’s not the truth. MP4 files can store both Audio and video files whereas the other one is entirely made for Audio files. |
| Technical description | These files are improved version of MP3 as it has the ability to store data without any loss. The audio files are completely reversible that is they can be inverted to their original copies with the same size. Besides this, these files does not have copyright protection whereas MP4 files are protected and they use DRM(Digital Rights Management) technology to enforce this protection policy. Due to this, one can copy these audio files effortlessly. These files have come with advanced features which include smaller sample block sizes, perception-based compression and bigger block sizes in stationary signals. There are a number of applications that support this extension. For example:- Microsoft Windows Media Player, VLC Media Player, Quicktime player, Microsoft Zune and Apple iTunes etc. |
| 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) |
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