ISO/IEC 23001-4 - Information technology - MPEG systems technologies - Part 4: Codec configuration representation
August 1, 2017 - ISO

This document defines the methods and general principles capable of describing codec configurations in the reconfigurable video coding (RVC) framework. It primarily addresses reconfigurable video aspects and will only focus on the description of representation for video codec...

IETF RFC 7874 - WebRTC Audio Codec and Processing Requirements
May 1, 2016 - IETF

This document outlines the audio codec and processing requirements for WebRTC endpoints.

IETF RFC 7845 - Ogg Encapsulation for the Opus Audio Codec
April 1, 2016 - IETF

This document defines the Ogg encapsulation for the Opus interactive speech and audio codec. This allows data encoded in the Opus format to be stored in an Ogg logical bitstream.

IETF RFC 7742 - WebRTC Video Processing and Codec Requirements
March 1, 2016 - IETF

This specification provides the requirements and considerations for WebRTC applications to send and receive video across a network. It specifies the video processing that is required as well as video codecs and their parameters.

IETF RFC 8251 - Updates to the Opus Audio Codec
October 1, 2017 - IETF

This document addresses minor issues that were found in the specification of the Opus audio codec in RFC 6716. It updates the normative decoder implementation included in Appendix A of RFC 6716. The changes fix real and potential security-related issues, as well as minor quality-related...

IETF RFC 5574 - RTP Payload Format for the Speex Codec
June 1, 2009 - IETF

Speex is an open-source voice codec suitable for use in VoIP (Voice over IP) type applications. This document describes the payload format for Speex-generated bit streams within an RTP packet. Also included here are the necessary details for the use of Speex with the Session Description...

IEC TR 63094 - Multimedia systems and equipment – Multimedia signal transmission – Dependable line code with error correction
June 1, 2017 - IEC

This document specifies the line code 4b/10b for dependable multimedia signal transmission required for complex machines, such as robots and automobiles. This document corresponds to the functions specified in layer 1 to layer 2 of the OSI reference model (ISO/IEC 7498). The purpose of this...

IETF RFC 6716 - Definition of the Opus Audio Codec
September 1, 2012 - IETF

This document defines the Opus interactive speech and audio codec. Opus is designed to handle a wide range of interactive audio applications, including Voice over IP, videoconferencing, in-game chat, and even live, distributed music performances. It scales from low bitrate narrowband speech...

ITU-T J.361 - IPCablecom2 codec and media
November 1, 2006 - ITU-T
A description is not available for this item.
IEC/TS 62592 - Encoding guidelines for portable multimedia CE products using MP4 file format with AVC video codec and AAC audio codec
July 1, 2012 - IEC

This Technical Specification specifies encoding guidelines for portable multimedia CE products using ISO base media file format and its family (ISO/IEC 14496-12, ISO/IEC 14496-14, and ISO/IEC 14496-15) with AVC2 (ISO/IEC 14496-10 and ITU-T H.264) and AAC2 (ISO/IEC...

TIA/EIA/IS-641 - TDMA Cellular/PCS - Radio Interface Enhanced Full-Rate Voice Codec
June 1, 1998 - TIA

Preface This document gives a description of the Nokia/JSH speech and channel codec for the TIA IS-641 Enhanced Full Rate Codec. The codec consists of a 7.4 kbit/s ACELP speech codec and a 5.6 kbit/s channel codec (Forward Error Correction). Section 1 gives a...

IETF RFC 4749 - RTP Payload Format for the G.729.1 Audio Codec
October 1, 2006 - IETF

This document specifies a Real-time Transport Protocol (RTP) payload format to be used for the International Telecommunication Union (ITU-T) G.729.1 audio codec. A media type registration is included for this payload format.

IETF RFC 7587 - RTP Payload Format for the Opus Speech and Audio Codec
June 1, 2015 - IETF

This document defines the Real-time Transport Protocol (RTP) payload format for packetization of Opus-encoded speech and audio data necessary to integrate the codec in the most compatible way. It also provides an applicability statement for the use of Opus over RTP. Further, it describes...

IETF RFC 4425 - RTP Payload Format for Video Codec 1 (VC-1)
February 1, 2006 - IETF

This memo specifies an RTP payload format for encapsulating Video Codec 1 (VC-1) compressed bit streams, as defined by the Society of Motion Picture and Television Engineers (SMPTE) standard, SMPTE 421M. SMPTE is the main standardizing body in the motion imaging industry, and the SMPTE 421M...

SMPTE RDD 34 - LLVC – Low Latency Video Codec for Network Transfer
September 1, 2015 - SMPTE

This RDD describes the 'Low Latency Video Codec' (LLVC) and related technical information; in particular, a description is given of an example decoder implementation with sub-sampling scheme of 4:2:2 and 4:4:4. The following items are four main elements described in this RDD: a) The...

IETF RFC 6184 - RTP Payload Format for H.264 Video
May 1, 2011 - IETF

Abstract This memo describes an RTP Payload format for the ITU-T Recommendation H.264 video codec and the technically identical ISO/IEC International Standard 14496-10 video codec, excluding the Scalable Video Coding (SVC) extension and the Multiview Video Coding extension, for...

IETF RFC 8082 - Using Codec Control Messages in the RTP Audio-Visual Profile with Feedback with Layered Codecs
March 1, 2017 - IETF

This document updates RFC 5104 by fixing a shortcoming in the specification language of the Codec Control Message Full Intra Request (FIR) description when using it with layered codecs. In particular, a decoder refresh point needs to be sent by a media sender when a FIR is received on...

IETF RFC 4352 - RTP Payload Format for the Extended Adaptive Multi-Rate Wideband (AMR-WB+) Audio Codec
January 1, 2006 - IETF

This document specifies a Real-time Transport Protocol (RTP) payload format for Extended Adaptive Multi-Rate Wideband (AMR-WB+) encoded audio signals. The AMR-WB+ codec is an audio extension of the AMR-WB speech codec. It encompasses the AMR-WB frame types and a number of new frame...

TIA-718 - Minimum Performance Specification for the Enhanced Variable Rate Codec, Speech Service Options 3, 68, 70, 73 and 77 for Wideband Spread Spectrum Digital Systems
December 1, 2013 - TIA

This document specifies the procedures to test implementations of EVRC-A, EVRC-B, EVRC-WB, EVRC-NW or EVRC-NW2K compatible variable-rate speech codecs either by meeting the bit-exact implementation, or meeting recommended minimum performance requirements. The EVRC-A is the Service Option 3...

IETF RFC 6884 - RTP Payload Format for the Enhanced Variable Rate Narrowband-Wideband Codec (EVRC-NW)
March 1, 2013 - IETF

This document specifies Real-time Transport Protocol (RTP) payload formats to be used for the Enhanced Variable Rate Narrowband-Wideband Codec (EVRC-NW). Three media type registrations are included for EVRC-NW RTP payload formats. In addition, a file format is specified for transport of...