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Audio codec standard
Audio Codec (iSAC) is a wideband speech codec, developed by Global IP Solutions (GIPS) (acquired by Google Inc in 2011). It is suitable for VoIP applications
Internet_Speech_Audio_Codec
Audio coding format
Bitrate Codec (iLBC) is a royalty-free narrowband speech audio coding format and an open-source reference implementation (codec), developed by Global IP Solutions
Internet_Low_Bitrate_Codec
Codec used to send video or audio signals over IP network
IP codecs are used to send video or audio signals over an IP network such as the Internet. The initials "IP" here stand for "Internet Protocol", while
IP_codec
Lossy audio coding format
licensed under royalty-free terms. Opus is widely used as a voice over IP (VoIP) codec in applications such as Discord, WhatsApp, and the PlayStation 4. Listening
Opus_(audio_format)
Distribution of live digital audio across an IP network
different codecs designed by different manufacturers. IP audio codecs are available for wired and wireless broadband IP codec solutions. IP audio codecs are
Audio_over_IP
Digital video coder/decoder
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
Video_codec
Methods of delivering voice communications and multimedia over IP networks
open source voice codec known as iLBC, and a codec that uses only 8 kbit/s each way called G.729. Early providers of voice-over-IP services used business
Voice_over_IP
ipDTL is an IP codec that runs in a web browser, used for remote broadcasts in television, radio, and voice-over. It serves as a replacement for and is
IpDTL
Open, royalty-free video coding format
Decoder IP adds support for AV2 video codec". www.allegrodvt.com. Retrieved 2026-06-17. "Chips&Media Completes Development of Next-Gen 'AV2' HW Decoder IP, Accelerating
AV2
Type of audio codec
The ISDN codec, which instead uses ISDN lines, and the IP codec which uses private or public IP networks are also common. Primarily used in broadcast engineering
POTS_codec
ITU-T recommendation
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
G.722
List of computer file compression formats
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
List_of_codecs
Video compression technology
infrastructures, including both IP networks and SDI infrastructures, the result appears visually lossless. TICO codec was represented in 2013 by the Belgian
TICO_(codec)
Retrieved 2017-12-22. Cisco IP Communicator 7.0 Data sheet - support for iLBC Retrieved on 2009-07-08 Skype Community, Current Codec Uses Archived July 16,
Comparison of audio coding formats
Comparison_of_audio_coding_formats
Television transmitted over a computer network
compressed by Video and audio codecs and then encapsulated in MPEG transport stream or Real-time Transport Protocol or other packets. IP multicasting allows for
Internet_Protocol_television
Audio codec and compression format
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
SILK
Type of telephone adapter
the voice signal using a voice codec such as G.711, G.729, GSM, or iLBC. Since the ATA communicates directly with the VoIP server, it does not require a
Analog_telephone_adapter
Phone using one or more VoIP technologies
Transport Protocol (RTP) is used in most VoIP systems. For voice and media encoding, a variety of codecs are available, such as for audio: G.711, GSM
VoIP_phone
2013 open and royalty-free video coding format
concluded that "VP9 and both HEVC codecs produce very similar performance" and "Particularly at lower bitrates, both HEVC codecs and VP9 deliver substantially
VP9
Audio compression software
obsoleted by Opus. Unlike many other speech codecs, Speex is not targeted at cell phones but rather at voice over IP (VoIP) and file-based compression. The design
Speex
Multimedia framework
media information. Among included libraries are libavcodec, an audio/video codec library used by many commercial and free software products, libavformat
FFmpeg
Lossy audio compression applied to human speech
has since been widely adopted in voice-over-IP (VoIP) applications, such as the G.729.1 wideband audio codec introduced in 2006, Apple's FaceTime (using
Speech_coding
Video compression standard
VVC/H.266 Encoder IP". www.allegrodvt.com. Retrieved 17 July 2024. "Allegro DVT's Pulsar Decoder IP adds support for AV2 video codec". www.allegrodvt.com
Versatile_Video_Coding
High-quality audio telephony
VoIP media processing engine supporting wideband and HD voice that provides RTP and codecs through a plugin framework for use with SIP and other VoIP protocols
Wideband_audio
Architectural framework of telecommunications
The IP Multimedia Subsystem or IP Multimedia Core Network Subsystem (IMS) is a standardized architectural framework for delivering IP-based multimedia
IP_Multimedia_Subsystem
Family of proprietary audio codecs owned by Qualcomm
latency wireless audio for gaming and video, and audio over IP. In addition, the aptX codec was introduced as an alternative to SBC, the sub-band coding
AptX
API that supports browser-to-browser communication
Global IP Solutions or GIPS, a VoIP and videoconferencing software company that had developed many components required for RTC, such as codecs and echo
WebRTC
Telephone circuit element
the connection. POTS codecs work with analog lines, ISDN codecs with ISDN lines, and IP codecs with any link that can provide IP connectivity. These employ
Telephone_hybrid
Field of telecommunication services
led to the development of PCM codec-filter chips in the late 1970s. The silicon-gate CMOS (complementary MOS) PCM codec-filter chip, developed by Hodges
Telephony
Company
video and voice over IP (VoIP). GIPS was perhaps best known for developing the narrowband iLBC and wideband iSAC speech codecs. GIPS software was generally
Global_IP_Solutions
711) VoIP codec is to assume 100 kbit/s per session multiplied by the number of sessions required at the location. For example 10 sessions of VoIP would
Integrated_access_device
Audio codec
audio codec implementations developed and licensed by PictureTel Corporation (acquired by Polycom, Inc. in 2001). There are three Siren codecs: Siren
Siren_(codec)
Nonprofit multimedia format organization
of which has been Vorbis, an open and freely licensed audio format and codec designed to compete with the patented WMA, MP3 and AAC. As of 2013, development
Xiph.Org_Foundation
Wideband speech audio coding standard
141 V8.0.0 (2009-01); 3GPP TS 26.141; IP Multimedia System (IMS) Messaging and Presence; Media formats and codecs Page 10. Retrieved on 2009-06-02. US7403892B2
Adaptive_Multi-Rate_Wideband
Interoperability standard for professional audio over IP
Four Channel IP Audio Codec". Tieline: The Codec Company. Retrieved July 29, 2025. "Gateway Multichannel IP Audio Codec". Tieline: The Codec Company. Retrieved
AES67
Software program for making telephone calls over the Internet
both end-points must support the same voice-over-IP protocol, and at least one common audio codec. Many service providers use the Session Initiation
Softphone
Technique to mask the effects of packet loss in voice over IP
effects of packet loss in voice over IP (VoIP) communications. When the voice signal is sent as VoIP packets on an IP network, the packets may (and likely
Packet_loss_concealment
2008 open and royalty-free video coding format
VP8 Video For Windows codec". Optima SC Inc. Retrieved 2 September 2011. Introducing "Anthill," the First VP8 Hardware Encoder IP Release, WebM Project
VP8
Widely used standard for video compression
"Fourth Annual H.264 video codecs comparison". Moscow State University. (dated December 2007) "Discussion on H.264 with respect to IP cameras in use within
Advanced_Video_Coding
Retired telecommunications software service/application
by Skype Technologies, an acquired division of Microsoft, best known for IP-based videotelephony, videoconferencing and voice calls. It also had instant
Skype
Voice over IP software comparison
over IP (VoIP) software that examines applications and systems used for conducting voice and multimedia communications across Internet Protocol (IP) networks
Comparison_of_VoIP_software
French entrepreneur and engineer
Beyond VoIP Protocols: Understanding Voice Technology and Networking Techniques for IP Telephony L'essentiel de la VoIP 2004 La voix sur IP Codecs, H.323
David_Gurle
Use of voice over IP to carry modem signals
VoIP codecs are designed only to carry speech signals, successful modem-over-VoIP operation generally requires the use of G.711 coding on the VoIP audio
Modem_over_VoIP
Professional video over IP systems use some existing standard video codec to reduce the program material to a bitstream (e.g., an MPEG transport stream)
Professional_video_over_IP
Voice over IP software
voice over IP softphone, SIP client and service. It may be used for audio and video direct calls and calls through any VoIP softswitch or IP-PBX. Linphone
Linphone
2018 open and royalty-free video coding format
decoder IP for 4Kp60 4:2:0 10 bit)". en.chipsnmedia.com. Archived from the original on 28 October 2019. Retrieved 28 October 2019. "4k Video Codecs". Chips&Media
AV1
Speech coding standard
phone system. It uses linear predictive coding (LPC). The bit rate of the codec is 13 kbit/s, or 1.625 bits/audio sample (often padded out to 33 bytes/20
Full_Rate
unnecessary codec conversions. To enable IP shuffling there must be at least one common codec between the two point-to-point IP endpoints. IP shuffling
IP_shuffling
Audio compression standard
called the LD-MDCT. AAC-LD is widely used by Apple as the voice-over-IP (VoIP) speech codec in FaceTime. The most stringent requirements are a maximum algorithmic
AAC-LD
IP-based network for voice, video and data
these into IP packets, similar to those used on the Internet. NGNs are commonly built around the Internet Protocol, and therefore the term all IP is also
Next-generation_network
Canadian software company
the PCoIP protocol. In 2008, VMware announced it was licensing Teradici's PCoIP protocol. Teradici developed a software implementation of PCoIP, which
Teradici
multi-format hardware decoder IP cores that will support up to 1080p resolution full motion H.264/AVC video "Hantro Hardware Video Codec IP". Archived from the
H.264/MPEG-4 AVC products and implementations
H.264/MPEG-4_AVC_products_and_implementations
Format for digital video content
services delivered directly over IP" (PDF). "World, Meet Thor – a Project to Hammer Out a Royalty Free Video Codec". August 11, 2015. Thomson, Gavin;
Video_coding_format
Proprietary VoIP software
supports the GSM Full Rate codec[citation needed] and used to support the Speex codec, which Ventrilo 4.0.0 replaced with the Opus codec. Ventrilo was heavily
Ventrilo
Lewcio, B.; Vidales, P.; Moller, S. (2008). "A Technique for Seamless VoIP-Codec Switching in Next Generation Networks". 2008 IEEE International Conference
VoIP_recording
Remote production of television or radio programmes
internet is also now used. Modern applications such as hardware and software IP codecs have allowed the use of public 3G/4G networks to broadcast video and audio
Outside_broadcasting
Video codec
for recovery of packet loss on IP networks - forward error correction and error concealment. RTVideo is a proprietary codec. Like RTAudio this protocol can
RTVideo
Low-latency video compression standard
21122) is an image and video codec that offers both visually and mathematically lossless quality. It is a special-purpose codec that is specifically designed
JPEG_XS
Video compression standard
141 V8.0.0 (2009-01); 3GPP TS 26.141; IP Multimedia System (IMS) Messaging and Presence; Media formats and codecs Retrieved on 2009-06-02. Kaourantin.net
H.263
Defunct American fabless semiconductor company
Broadcom authored its own VoIP codecs in 2002, and released them as open source with the LGPL license in 2009. Such codecs are: The BroadVoice 16 with
Broadcom_Corporation
Video-conferencing software developed by Google
WebRTC standard, Google Meet uses the VP9 video codec for video stream compression and Opus audio codec for voice stream compression. In April 2020, Google
Google_Meet
Hiding messages in other messages
devised new steganographic algorithms that use codec parameters as cover object to realise real-time covert VoIP steganography. Their findings were published
Steganography
Multimedia information signaling
RFC 5686 – "RTP Payload Format for mU-law EMbedded Codec for Low-delay IP Communication (UEMCLIP) Speech Codec," Proposed Standard. RFC 5993 – "RTP Payload
RTP_payload_formats
introduced AVC Intra codec semiconductor intellectual property cores. CoreEL Technologies provides AVC-Intra Class 50 and AVC-Intra Class 100 IP cores. Tata Elxsi
AVC-Intra
Audio-visual communication signaling protocol
both ITU-defined codecs and codecs defined outside the ITU. Codecs that are widely implemented by H.323 equipment include: Audio codecs: G.711, G.729 (including
H.323
American technology corporation
the stationary set-up of the codecs that preceded it. BRIC technology was also used to develop the BRIC-Link. An IP codec, BRIC-Link was intended for use
Comrex
File format family
Windows Media Video (WMV) is a series of video codecs and their corresponding video coding formats developed by Microsoft. It is part of the Windows Media
Windows_Media_Video
Test phrases for voice recording
samples, 384 kb/s OPUS at low bitrate Recording compressed using the Opus codec at a bitrate of 7 kb/s Problems playing these files? See media help. IEEE
Harvard_sentences
Real-time video communication
introduction of more efficient and powerful video codecs and the advent of lower-cost high-speed ISDN data and IP (Internet) services in the 1990s. Significant
Videotelephony
Voice-over-IP communications protocol
Internet protocol suite and is widely used in Internet telephony, private IP-based telephone systems, and mobile communication over LTE networks through
Session_Initiation_Protocol
ITU-T Recommendation
in Internet Protocol (IP) transport applications on fixed, wireless and mobile networks. Despite its embedded nature, the codec also performs well with
G.718
ITU-T Recommendation
as well as G.722.1 Annex C, and Polycom's IP within the new 20 kHz ITU fullband codec, G.719. List of codecs Comparison of audio coding formats Wideband
G.722.1
Video network protocol
Lightweight Codec Used in IP Networked or in SDI Infrastructures - Engineering360". standards.globalspec.com. "NewTek announces NDI, an open protocol for IP production
Network_Device_Interface
Protocol for delivering audio and video over IP networks
Protocol (RTP) is a network protocol for delivering audio and video over IP networks. RTP is used in communication and entertainment systems that involve
Real-time_Transport_Protocol
platform of products and IP office systems. The systems add high-quality voice codecs like the G.722 codec and new menus over older IP phone series. The 9620
Avaya 9600-series IP deskphones
Avaya_9600-series_IP_deskphones
Digital audio format
Layer III was originally defined in 1991 as one of the three possible audio codecs of the MPEG-1 standard (along with MPEG-1 Audio Layer I and MPEG-1 Audio
MP3
Internet. The conversion process may include recoding with a different codec, silence suppression, comfort noise generation and other tricks that can
TDM-to-packet_conversion
The following is a list of notable vendors in the business of licensing IP cores. Akeana Cadence Design Systems Cosmic Circuits Dolphin Semiconductor S3
List of semiconductor IP core vendors
List_of_semiconductor_IP_core_vendors
AMD hardware accelerator for encoding MP4 H.264 videos, built into AMD GPU's
or Video Codec Engine in official documentation) is AMD's video encoding application-specific integrated circuit implementing the video codec H.264/MPEG-4
Video_Coding_Engine
Peer-to-peer internet telephony and instant messaging software application
proprietary software and used several proprietary codecs, including GIPS and Internet Speech Audio Codec (iSAC).[citation needed] Gizmo Project was founded
Gizmo5
Video compression format
and an M-JPEG CodecID is planned for the Matroska file format. M-JPEG is now used by video-capture devices such as digital cameras, IP cameras, and webcams
Motion_JPEG
Audio codec and compression format
an open, royalty-free lossy audio compression format and a free software codec with especially low algorithmic delay for use in low-latency audio communication
CELT
ITU-T Recommendation
IP (VoIP) applications due to its low bandwidth requirement. Music or tones such as DTMF or fax tones cannot be transported reliably with this codec,
G.723.1
American video technology company
in Clifton Park, New York, that designed video codec technology. It created a series of video codecs called TrueMotion (including TrueMotion S, TrueMotion
On2_Technologies
Portuguese analog semiconductor IP design company (1997–2009)
RF front-ends, Analog and Digital Filters, Oversampling Modulators and Codec Analog Front-Ends, DC-DC Converters, Regulators, Digital Transceivers, Line
Chipidea
Technique used to encode voices in telephony
voice over IP communications. In the early 1990s, ADPCM was also used by Interactive Multimedia Association to develop the legacy audio codecs ADPCM DVI
Adaptive differential pulse-code modulation
Adaptive_differential_pulse-code_modulation
Open source amateur radio mode
platform. M17 uses Codec 2, a low bitrate voice codec developed by David Rowe VK5DGR et al. Codec 2 was selected as the voice codec due to its open licensing
M17_(amateur_radio)
Superwideband speech audio coding standard
2010 to 2014, being completed in December 2014 with 3GPP Release 12. The codec was developed collaboratively among chipset, handset and infrastructure
Enhanced_Voice_Services
Interoperable video and audio networking
(IPMX): JPEG-XS Codec Requirements for Compressed Video – DRAFT TR-10-15 Part 2: 2026 Internet Protocol Media Experience (IPMX): H.265 Codec Requirements
IPMX
Smart-home connectivity standard
option. Matter originated in December 2019 as the Project Connected Home over IP (CHIP) working group, founded by Amazon, Apple, Google, and the Connectivity
Matter_(standard)
ITU-T Recommendation
commonly designated as G.729a and G.729b: G.729: This is the original codec using a high-complexity algorithm. G.729A or Annex A: This version has a
G.729
VoIP application
configuration complexity. Mumble uses the low-latency audio codec Opus as of version 1.2.4, the codec that succeeds the previous defaults Speex and CELT. This
Mumble_(software)
Lossy audio compression format
audio compression format. It is standardised as one of the three audio codecs of MPEG-1 alongside MPEG-1 Audio Layer I (MP1) and MPEG-1 Audio Layer III
MPEG-1_Audio_Layer_II
Audiovisual media file format
updated to accommodate VP9 video and Opus audio. It also supports the AV1 codec. Native WebM support by Mozilla Firefox, Opera, and Google Chrome was announced
WebM
2025 Android mobile operating system
Professional Video (APV) codec, designed for professional-level high-quality video recording and post-production. The APV codec standard offers features
Android_16
Feature in Nvidia graphics cards
Nvidia GPUs. It is accompanied by NVENC for video encoding in Nvidia's Video Codec SDK. NVDEC can offload video decoding to full fixed-function decoding hardware
NVDEC
Technique used in signal processing and data compression
codec delay (PDF). 116th AES Convention. Fraunhofer IIS. Audio Engineering Society. Retrieved 24 October 2019. Nagireddi, Sivannarayana (2008). VoIP Voice
Discrete_cosine_transform
ITU-T recommendation
G.711 is a narrowband audio codec originally designed for use in telephony that provides toll-quality audio at 64 kbit/s. It is an ITU-T standard (Recommendation)
G.711
Device that is dedicated to delivering video
Protocol. They can optionally allow direct to disk recording using the same codec that is used in various post-production video editing software packages
Video_server
Video Codec Hardware IP Available for Licensing. On August 13, 2014, Ittiam Systems announces availability of its third generation H.265/HEVC codec with
High Efficiency Video Coding implementations and products
High_Efficiency_Video_Coding_implementations_and_products
IP CODEC
IP CODEC
IP CODEC
IP CODEC
Boy/Male
Hindu
Red, Made of copper, Mars, Lord
Girl/Female
French
A feminine form of Charles, meaning man. Alternate meaning, tiny and feminine. Famous bearers:...
Girl/Female
Arabic, Muslim
Excellent
Girl/Female
Indian
Good, One having a very clean character
Girl/Female
Arabic, Gujarati, Hindu, Indian, Kannada, Muslim
Sam; Sdw
Male
English
Anglicized form of Hebrew Elyaqiym or Greek Eliakim, ELYAKUM means "God will establish."
Boy/Male
Tamil
Son of Lord surya(sun, Horse rider
Boy/Male
Hindu
Keeping
Girl/Female
Hebrew American
Bee. Deborah was the Biblical prophetess who summoned Barak to battle against an army of...
Boy/Male
Arabic, Muslim
Servant of the Most Merciful
IP CODEC
IP CODEC
IP CODEC
IP CODEC
IP CODEC