RFC 9639 on Free Lossless Audio Codec (FLAC)

rfc-editor@rfc-editor.org Thu, 19 December 2024 01:12 UTC

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Subject: RFC 9639 on Free Lossless Audio Codec (FLAC)
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A new Request for Comments is now available in online RFC libraries.

        
        RFC 9639

        Title:      Free Lossless Audio Codec (FLAC) 
        Author:     M.Q.C. van Beurden,
                    A. Weaver
        Status:     Standards Track
        Stream:     IETF
        Date:       December 2024
        Mailbox:    mvanb1@gmail.com,
                    theandrewjw@gmail.com
        Pages:      75
        Updates/Obsoletes/SeeAlso:   None

        I-D Tag:    draft-ietf-cellar-flac-14.txt

        URL:        https://www.rfc-editor.org/info/rfc9639

        DOI:        10.17487/RFC9639

This document defines the Free Lossless Audio Codec (FLAC) format and
its streamable subset. FLAC is designed to reduce the amount of
computer storage space needed to store digital audio signals. It does
this losslessly, i.e., it does so without losing information. FLAC is
free in the sense that its specification is open and its reference
implementation is open source. Compared to other lossless audio
coding formats, FLAC is a format with low complexity and can be
encoded and decoded with little computing resources. Decoding of FLAC
has been implemented independently for many different platforms, and
both encoding and decoding can be implemented without needing
floating-point arithmetic.

This document is a product of the Codec Encoding for LossLess Archiving and Realtime transmission Working Group of the IETF.

This is now a Proposed Standard.

STANDARDS TRACK: This document specifies an Internet Standards Track
protocol for the Internet community, and requests discussion and suggestions
for improvements.  Please refer to the current edition of the Official
Internet Protocol Standards (https://www.rfc-editor.org/standards) for the 
standardization state and status of this protocol.  Distribution of this 
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