diff --git a/matroska_tags.xml b/matroska_tags.xml index fff899215..26bc658a8 100644 --- a/matroska_tags.xml +++ b/matroska_tags.xml @@ -337,6 +337,19 @@ the same tone as the musical piece (e.g., "441.34" in Hertz). The default value The value is a normalized absolute sample value of the target audio stored as a string without spaces (e.g., "1.0129"). Note that ReplayGain information can be found at all TargetType levels (track, album, etc).</description> </tag> + <tag name="EBU_R128_LOUDNESS" class="Technical Information" type="binary"> + <description lang="en">Programme Loudness. + The value is the Loudness, K-weighted, relative to nominal full scale (LKFS) defined in [@!ITU-BS.1770] normalized to a Target Level of -23.0 LUFS as in [@!EBU-R-128]. + This value is stored as a 32-bit floating-point number as defined in [@!IEEE.754] in little-endian order.</description> + </tag> + <tag name="EBU_R128_TRUE_PEAK" class="Technical Information" type="binary"> + <description lang="en">True-peak level. This corresponds to the "true-peak level", in units of dB True Peak (dbTP), defined in [@!EBU-R-128]. + This value is stored as a 32-bit floating-point number as defined in [@!IEEE.754] in little-endian order.</description> + </tag> + <tag name="EBU_3342_LOUDNESS_RANGE" class="Technical Information" type="binary"> + <description lang="en">Loudness Range, measures the variation of loudness on a macroscopic time-scale, in units of LU (Loudness Units) as defined in [@!EBU-TECH-3342]. + This value is stored as a 32-bit floating-point number as defined in [@!IEEE.754] in little-endian order.</description> + </tag> <tag name="ISRC" class="Identifiers" type="UTF-8"> <description lang="en">The International Standard Recording Code [@!ISRC], diff --git a/rfc_backmatter_tags.md b/rfc_backmatter_tags.md index 8575648b6..8a7f3f5b9 100644 --- a/rfc_backmatter_tags.md +++ b/rfc_backmatter_tags.md @@ -1,6 +1,22 @@ {backmatter} +<reference anchor="EBU-R-128" target="https://tech.ebu.ch/publications/r128/"> + <front> + <title>LOUDNESS NORMALISATION AND PERMITTED MAXIMUM LEVEL OF AUDIO SIGNALS</title> + <author/> + <date month="November" year="2023" /> + </front> +</reference> + +<reference anchor="EBU-TECH-3342" target="https://tech.ebu.ch/publications/tech3342"> + <front> + <title>LOUDNESS RANGE: A MEASURE TO SUPPLEMENT EBU R 128 LOUDNESS NORMALIZATION</title> + <author/> + <date month="November" year="2023" /> + </front> +</reference> + <reference anchor="GS1" target="https://www.gs1.org/standards/barcodes-epcrfid-id-keys/gs1-general-specifications"> <front> <title>GS1 General Specifications</title> @@ -20,6 +36,16 @@ </front> </reference> +<reference anchor="IEEE.754" target="https://standards.ieee.org/standard/754-2019.html"> + <front> + <title>IEEE Standard for Binary Floating-Point Arithmetic</title> + <author> + <organization>IEEE</organization> + </author> + <date year="2019" month="June" day="13"/> + </front> +</reference> + <reference anchor="IMDb" target="https://imdb-api.com/api"> <front> <title>IMDb API Documentation</title> @@ -61,6 +87,18 @@ <seriesInfo name="IFPI" value="3rd Edition" /> </reference> +<reference anchor="ITU-BS.1770" target="https://www.itu.int/rec/R-REC-BS.1770/en"> + <front> + <title>Algorithms to measure audio programme loudness and true-peak audio level</title> + <author> + <organization>ITU-T</organization> + </author> + <date month="November" year="2023"/> + </front> + <seriesInfo name="ITU-T Recommendation" value="BS.1770" /> +</reference> + + <reference anchor="LCCN" target="https://www.loc.gov/marc/lccn.html"> <front> <title>Library Of Congress Control Number</title>