Codec 2 is a low-bitrate speech audio codec (speech coding) that is patent free and open source. Codec 2 compresses speech using sinusoidal coding, a method...
11 KB (1,252 words) - 23:06, 23 July 2024
Lyra is a lossy audio codec developed by Google that is designed for compressing speech at very low bitrates. Unlike most other audio formats, it compresses...
7 KB (724 words) - 23:52, 8 December 2024
Speech coding (redirect from Speech codec)
the G.729.1 wideband audio codec introduced in 2006, Apple's FaceTime (using AAC-LD) introduced in 2010, and the CELT codec introduced in 2011. Opus is...
16 KB (1,760 words) - 22:11, 17 December 2024
DivX (redirect from Divx codec)
video codec products developed by DivX, LLC. There are three DivX codecs: the original MPEG-4 Part 2 DivX codec, the H.264/MPEG-4 AVC DivX Plus HD codec and...
23 KB (2,191 words) - 21:14, 17 April 2025
An audio codec is a device or computer program capable of encoding or decoding a digital data stream (a codec) that encodes or decodes audio. In software...
3 KB (355 words) - 15:05, 6 May 2025
LDAC (Lossless Digital Audio Codec) is a proprietary audio coding technology developed by Sony, which allows streaming lossy audio over Bluetooth connections...
7 KB (708 words) - 00:24, 2 May 2025
A video codec is software or hardware that compresses and decompresses digital video. In the context of video compression, codec is a portmanteau of encoder...
15 KB (1,857 words) - 11:16, 12 May 2025
GNU General Public License. M17 uses Codec 2, a low bitrate voice codec developed by David Rowe VK5DGR et al. Codec 2 was designed to be used for amateur...
11 KB (1,059 words) - 12:10, 9 January 2025
SBC, or low-complexity subband codec, is an audio subband codec specified by the Bluetooth Special Interest Group (SIG) for the Advanced Audio Distribution...
11 KB (799 words) - 04:44, 6 March 2025
from Yaesu. Uses AMBE voice codec with 4FSK modulation. FreeDV - Narrow bandwidth, open source digital voice mode. Uses Codec 2 with differential or coherent...
8 KB (979 words) - 14:35, 9 January 2025
The K-Lite Codec Pack is a collection of audio and video codecs for Microsoft Windows DirectShow that enables an operating system and its software to play...
13 KB (1,190 words) - 07:59, 7 May 2025
UHDTV post-production codec engineered for multi-generation compositing with reduced storage and bandwidth requirements. The codec was specifically developed...
3 KB (304 words) - 04:58, 18 October 2024
The following is a list of compression formats and related codecs. Linear pulse-code modulation (LPCM, generally only described as PCM) is the format for...
51 KB (5,407 words) - 04:52, 17 May 2025
Communication Codec) is an audio codec specified by the Bluetooth Special Interest Group (SIG) for the LE Audio audio protocol introduced in Bluetooth 5.2. It's...
8 KB (640 words) - 17:29, 28 March 2025
Opus (audio format) (redirect from Opus codec)
2013-07-17. "libopus 1.2 – Opus Codec". Opus-codec.org. 2017-06-20. Retrieved 2017-08-23. Zimmerman, Steven (2017-07-07). "Opus 1.2 Codec Arrives on Your Phone:...
73 KB (6,905 words) - 15:59, 7 May 2025
SILK (redirect from Silk (codec))
and audio codec developed by Skype Limited, now a Microsoft subsidiary. It was developed for use in Skype, as a replacement for the SVOPC codec. Since licensing...
12 KB (968 words) - 22:53, 15 October 2024
Α video codec is software or a device that provides encoding and decoding for digital video, and which may or may not include the use of video compression...
43 KB (2,827 words) - 10:52, 18 March 2025
AMR-NB or GSM-AMR) audio codec is an audio compression format optimized for speech coding. AMR is a multi-rate narrowband speech codec that encodes narrowband...
14 KB (1,444 words) - 18:47, 20 September 2024
Xvid (redirect from Xvid codec)
Xvid (formerly "XviD") is a video codec library following the MPEG-4 video coding standard, specifically MPEG-4 Part 2 Advanced Simple Profile (ASP). It...
11 KB (1,171 words) - 22:19, 30 April 2025
format was very limited. The audio codec was to come from Coding Technologies and was called the EAC (Enhanced Audio Codec) 2.0. It is the successor of a prior...
6 KB (703 words) - 19:56, 4 September 2024
codecs—that is, open-source software implementations of audio or video coding formats, audio codecs and video codecs respectively. Many of the codecs...
9 KB (995 words) - 18:18, 11 January 2025
Theora (redirect from Theora codec)
proprietary VP3 codec, released into the public domain by On2 Technologies. It is broadly comparable in design and bitrate efficiency to MPEG-4 Part 2, early versions...
39 KB (3,021 words) - 02:35, 8 April 2025
transform-based but uses pyramid vector quantization on transformed coefficients Codec 2 DTS G.729 iLBC Ogg Vorbis TwinVQ VQ was also used in the eighties for speech...
13 KB (1,649 words) - 10:50, 3 February 2024
Audio Codec (ALAC, /əˈlæk/), also known as Apple Lossless, or Apple Lossless Encoder (ALE), is an audio coding format, and its reference audio codec implementation...
11 KB (1,090 words) - 15:18, 11 April 2025
Advanced Audio Coding (redirect from Advanced Audio Codec)
closely derived from the MPEG-2 Advanced Audio Coding (AAC) format. AAC-ELD is recommended by GSMA as super-wideband voice codec in the IMS Profile for High...
71 KB (7,825 words) - 04:22, 7 May 2025
Windows Media Audio (category Audio codecs)
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
G.722 (category Audio codecs)
7 kHz wideband audio codec operating at 48, 56 and 64 kbit/s. It was approved by ITU-T in November 1988. Technology of the codec is based on sub-band...
7 KB (782 words) - 11:27, 3 July 2024
coding format is called an audio codec; an example of an audio codec is LAME, which is one of several different codecs which implements encoding and decoding...
20 KB (1,822 words) - 09:03, 27 December 2024
while those are audio compression codecs, MP4 is a container file that can hold various types of media from various codecs. During the 2000s, portable media...
22 KB (1,972 words) - 03:08, 17 May 2025