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  2. Apple Lossless Audio Codec - Wikipedia

    en.wikipedia.org/wiki/Apple_Lossless_Audio_Codec

    The data compression software for encoding into ALAC files, Apple Lossless Encoder, was introduced into the Mac OS X Core Audio framework on April 28, 2004, together with the QuickTime 6.5.1 update, thus making it available in iTunes since version 4.5 and above, and its replacement, the Music application. [8]

  3. MPEG-4 Part 2 - Wikipedia

    en.wikipedia.org/wiki/MPEG-4_Part_2

    (MPEG-4 Video decoder is natively capable of decoding a basic form of H.263.) [2] [3] [4] In MPEG-4 Visual, there are two types of video object layers: the video object layer that provides full MPEG-4 functionality, and a reduced functionality video object layer, the video object layer with short headers (which provides bitstream compatibility ...

  4. Comparison of audio coding formats - Wikipedia

    en.wikipedia.org/wiki/Comparison_of_audio_coding...

    For example, MP3 and AAC dominate the personal audio market in terms of market share, though many other formats are comparably well suited to fill this role from a purely technical standpoint. First public release date is first of either specification publishing or source releasing, or in the case of closed-specification, closed-source codecs ...

  5. Audio converter - Wikipedia

    en.wikipedia.org/wiki/Audio_converter

    M4A (MPEG-4 Audio): A compressed format often used with Apple devices, similar to MP3 but potentially offering higher quality at the same bitrate. FLAC (Free Lossless Audio Codec): A lossless compression format that maintains the original audio quality but creates files larger than MP3s. OGG Vorbis: An open-source, lossless compression format ...

  6. List of audio conversion software - Wikipedia

    en.wikipedia.org/wiki/List_of_audio_conversion...

    An audio conversion app (also known as an audio converter) transcodes one audio file format into another; for example, from FLAC into MP3. It may allow selection of encoding parameters for each of the output file to optimize its quality and size.

  7. Advanced Audio Coding - Wikipedia

    en.wikipedia.org/wiki/Advanced_Audio_Coding

    All AAC profiles and bitrates are supported as long as it is in the .m4a file extension. The 1.1 update removed MP3 compatibility, but according to Nintendo, users who have installed this may freely downgrade to the old version if they wish. [70] Livescribe Pulse and Echo Smartpens: record and store audio in AAC format. The audio files can be ...

  8. ATRAC - Wikipedia

    en.wikipedia.org/wiki/ATRAC

    ATRAC3plus launched in 2003 for Hi-MD, but was also compatible with some PlayStation, VAIO and Xplod devices. [4] On 31 March 2008 Sony all but dropped the ATRAC-related codecs in the United States and Europe, and in their SonicStage powered Connect Music Store (Sony's equivalent of iTunes and iTunes Music Store). This was partly due to low ...

  9. List of codecs - Wikipedia

    en.wikipedia.org/wiki/List_of_codecs

    iTunes; Nero AAC Codec; VisualOn AAC Encoder (a.k.a. libvo_aacenc) Fraunhofer FDK AAC; libaacplus; MPEG-4 Audio. Advanced Audio Coding (AAC, MPEG-4 Part 3 subpart 4), HE-AAC and AAC-LD. FAAC, FAAD2; FFmpeg; iTunes; Nero AAC Codec; MPEG-4 AAC reference software (ISO/IEC 14496-5:2001) Harmonic and Individual Lines and Noise (HILN, MPEG-4 ...