Advanced Audio Coding (AAC) is an audio coding standard for lossy digital audio compression. It was developed by Dolby, AT&T, Fraunhofer and Sony, originally...
71 KB (7,826 words) - 19:27, 27 May 2025
High-Efficiency Advanced Audio Coding (HE-AAC) is an audio coding format for lossy data compression of digital audio as part of the MPEG-4 standards. It...
32 KB (2,872 words) - 18:33, 17 April 2025
modern audio compression formats such as Dolby Digital, MP3, and Advanced Audio Coding (AAC). Linear predictive coding (LPC) Adaptive predictive coding (APC)...
20 KB (1,822 words) - 09:52, 24 May 2025
MPEG-4 Part 3 (redirect from MPEG-4 Audio)
lossy speech coding (HVXC, CELP), general audio coding (AAC, TwinVQ, BSAC), lossless audio compression (MPEG-4 SLS, Audio Lossless Coding, MPEG-4 DST)...
38 KB (2,983 words) - 11:01, 27 May 2025
container file. Although most audio file formats support only one type of audio coding data (created with an audio coder), a multimedia container format...
17 KB (913 words) - 12:53, 26 May 2025
List of codecs (redirect from List of video coding formats)
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...
51 KB (5,407 words) - 04:52, 17 May 2025
FAAC (redirect from Freeware Advanced Audio Coder)
FAAC (Freeware Advanced Audio Coder) is a software project which includes the AAC encoder FAAC and decoder FAAD2. It supports MPEG-2 AAC as well as MPEG-4...
18 KB (1,599 words) - 06:38, 13 January 2025
MPEG-2 (category Audio codecs)
"the generic coding of moving pictures and associated audio information". It describes a combination of lossy video compression and lossy audio data compression...
37 KB (3,582 words) - 07:11, 20 April 2025
methods such as Advanced Audio Coding, MP3, Vorbis, and Opus. Similar to other lossless audio codecs, files encoded to Monkey's Audio are typically reduced...
7 KB (638 words) - 09:53, 8 June 2025
Unified Speech and Audio Coding (USAC) is an audio compression format and codec for both music and speech or any mix of speech and audio using very low bit...
13 KB (1,314 words) - 06:46, 19 May 2025
MP3 (redirect from MPEG-1 Audio Layer 3)
MP3 (formally MPEG-1 Audio Layer III or MPEG-2 Audio Layer III) is a coding format for digital audio developed largely by the Fraunhofer Society in Germany...
108 KB (11,633 words) - 06:42, 6 June 2025
perceptual coding and is widely used in speech coding, while MDCT coding is widely used in modern audio coding formats such as MP3 and Advanced Audio Coding (AAC)...
14 KB (1,484 words) - 16:08, 23 December 2024
AAC-LD (category Audio codecs)
It is closely derived from the MPEG-2 Advanced Audio Coding (AAC) standard. It was published in MPEG-4 Audio Version 2 (ISO/IEC 14496-3:1999/Amd 1:2000)...
6 KB (554 words) - 10:44, 27 May 2025
needed] The techniques employed in speech coding are similar to those used in audio data compression and audio coding where appreciation of psychoacoustics...
16 KB (1,760 words) - 22:11, 17 December 2024
jointly by ISO and IEC that sets standards for media coding, including compression coding of audio, video, graphics, and genomic data; and transmission...
35 KB (3,630 words) - 14:36, 25 January 2025
MP4 file format (redirect from Audio/mp4)
and MPEG-1 Audio: Advanced Audio Coding (AAC) Also MPEG-4 Part 3 audio objects, such as Audio Lossless Coding (ALS), Scalable Lossless Coding (SLS), MP3...
22 KB (1,961 words) - 23:52, 10 June 2025
common sampling rate prior to processing. Audio data compression techniques, such as MP3, Advanced Audio Coding (AAC), Opus, Ogg Vorbis, or FLAC, are commonly...
24 KB (2,810 words) - 20:02, 24 May 2025
Part 7 - Advanced Audio Coding (AAC) (PDF), retrieved 2009-10-28 ISO (2004-10-15), ISO/IEC 13818-7, Third edition, Part 7 - Advanced Audio Coding (AAC) (PDF)...
3 KB (346 words) - 21:05, 18 January 2022
coding algorithm, combining the modified discrete cosine transform (MDCT) and fast Fourier transform (FFT). It was succeeded by Advanced Audio Coding...
7 KB (769 words) - 04:05, 25 May 2025
Windows Media Audio (WMA) is a series of audio codecs and their corresponding audio coding formats developed by Microsoft. It is a proprietary technology...
48 KB (4,645 words) - 05:38, 18 May 2025
"Information Technology, Advanced Audio Video Coding, Part 2: Video" (AVS1) and "Information Technology, Advanced Audio Video Coding Part 16: Radio Television...
21 KB (2,871 words) - 00:23, 4 March 2025
the name of MPEG-4 Audio Lossless Coding. Free Lossless Audio Codec (FLAC) Lossless Transform Audio Compression (LTAC) Monkey's Audio (APE) "Nachrichtenübertragung...
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MPEG-4 (category Audio codecs)
"ISO/IEC 14496-10:2014 – Information technology — Coding of audio-visual objects — Part 10: Advanced Video Coding". ISO. Retrieved 2017-08-30. "ISO/IEC 14496-10:2014/Amd...
46 KB (3,047 words) - 17:05, 20 June 2025
Linear predictive coding (LPC) is a method used mostly in audio signal processing and speech processing for representing the spectral envelope of a digital...
14 KB (1,647 words) - 09:56, 19 February 2025
Karlheinz Brandenburg (category German audio engineers)
are the basis of MPEG-1 Layer 3 (mp3), MPEG-2 Advanced Audio Coding (AAC) and most other modern audio compression schemes. The international group MPEG...
11 KB (1,321 words) - 11:35, 10 June 2025
High-Efficiency Advanced Audio Coding (HE-AAC)". "1224887 – Implement OpenMax IL AAC audio decoding client". "Media type and format guide: image, audio, and video...
19 KB (1,576 words) - 21:31, 23 May 2025
ATRAC, Cook, Advanced Audio Coding (AAC), High-Definition Coding (HDC), LDAC, Dolby AC-4, and MPEG-H 3D Audio, as well as speech coding standards such...
23 KB (3,258 words) - 10:12, 7 March 2025
proprietary software. It allows digital audio content, primarily in MP3 or High-Efficiency Advanced Audio Coding format. The most common use of Shoutcast...
8 KB (742 words) - 05:22, 9 June 2025
Digital Radio Mondiale (section Audio source coding)
audio coding systems (source coding) depending on the bitrate: MPEG-4 HE-AAC (High Efficiency Advanced Audio Coding). AAC is a perceptual coder suited...
26 KB (3,049 words) - 20:29, 23 May 2025
Data compression (redirect from Perceptual audio coding)
source coding: encoding is done at the source of the data before it is stored or transmitted. Source coding should not be confused with channel coding, for...
68 KB (7,556 words) - 22:09, 19 May 2025