diff --git a/index.html b/index.html
index 6008322..f7ec888 100644
--- a/index.html
+++ b/index.html
@@ -1490,7 +1490,7 @@
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-  <meta content="4840215c4dd2b2208ad065387dd2de5abbbde9e5" name="document-revision">
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@@ -2127,12 +2127,8 @@ <h1 class="p-name no-ref" id="title">AV1 Codec ISO Media File Format Binding</h1
    <h2 class="no-num no-toc no-ref heading settled" id="profile-and-date"><span class="content">AOM Working Group Draft, <time class="dt-updated" datetime="2021-11-15">15 November 2021</time></span></h2>
    <div data-fill-with="spec-metadata">
     <dl>
-     <dt>This version:</dt>
-     <dd><a class="u-url" href="https://aomediacodec.github.io/av1-isobmff/index.html">https://aomediacodec.github.io/av1-isobmff/index.html</a></dd>
-     <dt>Latest approved version:</dt>
-     <dd><a class="u-url" href="https://aomediacodec.github.io/av1-isobmff/latest-approved.html">https://aomediacodec.github.io/av1-isobmff/latest-approved.html</a></dd>
-     <dt>Latest draft version:</dt>
-     <dd><a class="u-url" href="https://aomediacodec.github.io/av1-isobmff/latest-draft.html">https://aomediacodec.github.io/av1-isobmff/latest-draft.html</a></dd>
+     <dt>This version:
+     <dd><a class="u-url" href="https://aomediacodec.github.io/av1-isobmff/">https://aomediacodec.github.io/av1-isobmff/</a>
      <dt>Issue Tracking:
      <dd><a href="https://github.com/AOMediaCodec/av1-isobmff/issues/">GitHub</a>
      <dt class="editor">Editors:
@@ -2236,6 +2232,7 @@ <h2 class="no-num no-toc no-ref" id="contents">Table of Contents</h2>
      <a href="#references"><span class="secno"></span> <span class="content">References</span></a>
      <ol class="toc">
       <li><a href="#normative"><span class="secno"></span> <span class="content">Normative References</span></a>
+      <li><a href="#informative"><span class="secno"></span> <span class="content">Informative References</span></a>
      </ol>
    </ol>
   </nav>
@@ -2575,7 +2572,23 @@ <h2 class="heading settled" data-level="5" id="codecsparam"><span class="secno">
 &lt;colorPrimaries>.&lt;transferCharacteristics>.&lt;matrixCoefficients>.&lt;videoFullRangeFlag>
 </pre>
    <p>All fields following the sample entry 4CC are expressed as double digit decimals, unless indicated otherwise. Leading or trailing zeros cannot be omitted.</p>
-    <span id="assert-f6db4381">The profile parameter value, represented by a single digit decimal, SHALL equal the value of seq_profile in the <a data-link-type="dfn" href="https://aomediacodec.github.io/av1-spec/av1-spec.pdf#page=41" id="ref-for-page=41③①">Sequence Header OBU</a></span>. <span id="assert-d4b4ccd9">The level parameter value SHALL equal the first level value indicated by <a data-link-type="dfn" href="https://aomediacodec.github.io/av1-spec/av1-spec.pdf#page=2" id="ref-for-page=2②⑦">seq_level_idx</a> in the <a data-link-type="dfn" href="https://aomediacodec.github.io/av1-spec/av1-spec.pdf#page=41" id="ref-for-page=41③②">Sequence Header OBU</a></span>. <span id="assert-67559f48">The tier parameter value SHALL be equal to <code>M</code> when the first <a data-link-type="dfn" href="https://aomediacodec.github.io/av1-spec/av1-spec.pdf#page=2" id="ref-for-page=2②⑧">seq_tier</a> value in the <a data-link-type="dfn" href="https://aomediacodec.github.io/av1-spec/av1-spec.pdf#page=41" id="ref-for-page=41③③">Sequence Header OBU</a> is equal to 0, and <code>H</code> when it is equal to 1</span>. <span id="assert-bcdf4133">The bitDepth parameter value SHALL equal the value of BitDepth variable as defined in <a data-link-type="biblio" href="#biblio-av1" title="AV1 Bitstream &amp; Decoding Process Specification">[AV1]</a> derived from the <a data-link-type="dfn" href="https://aomediacodec.github.io/av1-spec/av1-spec.pdf#page=41" id="ref-for-page=41③④">Sequence Header OBU</a></span>. <span id="assert-dfda6ebb">The monochrome parameter value, represented by a single digit decimal, SHALL equal the value of mono_chrome in the <a data-link-type="dfn" href="https://aomediacodec.github.io/av1-spec/av1-spec.pdf#page=41" id="ref-for-page=41③⑤">Sequence Header OBU</a></span>. <span id="assert-cc705e14">The chromaSubsampling parameter value, represented by a three-digit decimal, SHALL have its first digit equal to subsampling_x and its second digit equal to subsampling_y</span>. <span id="assert-63b6ae0e">If both subsampling_x and subsampling_y are set to 1, then the third digit SHALL be equal to chroma_sample_position, otherwise it SHALL be set to 0</span>. <span id="assert-3d3eb1d7">The colorPrimaries, transferCharacteristics, matrixCoefficients, and videoFullRangeFlag parameter values SHALL equal the value of matching fields in the <a data-link-type="dfn" href="https://aomediacodec.github.io/av1-spec/av1-spec.pdf#page=41" id="ref-for-page=41③⑥">Sequence Header OBU</a>, if color_description_present_flag is set to 1</span>, <span id="assert-44eca350">otherwise they SHOULD not be set, defaulting to the values below</span>. The videoFullRangeFlag is represented by a single digit. 
+    <span id="assert-f6db4381">The profile parameter value, represented by a single digit decimal, SHALL equal the value of seq_profile in the <a data-link-type="dfn" href="https://aomediacodec.github.io/av1-spec/av1-spec.pdf#page=41" id="ref-for-page=41③①">Sequence Header OBU</a></span>. <span id="assert-d4b4ccd9">The level parameter value SHALL equal the first level value indicated by <a data-link-type="dfn" href="https://aomediacodec.github.io/av1-spec/av1-spec.pdf#page=2" id="ref-for-page=2②⑦">seq_level_idx</a> in the <a data-link-type="dfn" href="https://aomediacodec.github.io/av1-spec/av1-spec.pdf#page=41" id="ref-for-page=41③②">Sequence Header OBU</a></span>. <span id="assert-67559f48">The tier parameter value SHALL be equal to <code>M</code> when the first <a data-link-type="dfn" href="https://aomediacodec.github.io/av1-spec/av1-spec.pdf#page=2" id="ref-for-page=2②⑧">seq_tier</a> value in the <a data-link-type="dfn" href="https://aomediacodec.github.io/av1-spec/av1-spec.pdf#page=41" id="ref-for-page=41③③">Sequence Header OBU</a> is equal to 0, and <code>H</code> when it is equal to 1</span>. <span id="assert-bcdf4133">The bitDepth parameter value SHALL equal the value of BitDepth variable as defined in <a data-link-type="biblio" href="#biblio-av1" title="AV1 Bitstream &amp; Decoding Process Specification">[AV1]</a> derived from the <a data-link-type="dfn" href="https://aomediacodec.github.io/av1-spec/av1-spec.pdf#page=41" id="ref-for-page=41③④">Sequence Header OBU</a></span>. <span id="assert-dfda6ebb">The monochrome parameter value, represented by a single digit decimal, SHALL equal the value of mono_chrome in the <a data-link-type="dfn" href="https://aomediacodec.github.io/av1-spec/av1-spec.pdf#page=41" id="ref-for-page=41③⑤">Sequence Header OBU</a></span>. <span id="assert-cc705e14">The chromaSubsampling parameter value, represented by a three-digit decimal, SHALL have its first digit equal to subsampling_x and its second digit equal to subsampling_y</span>. <span id="assert-63b6ae0e">If both subsampling_x and subsampling_y are set to 1, then the third digit SHALL be equal to chroma_sample_position, otherwise it SHALL be set to 0</span>. 
+   <p>The colorPrimaries, transferCharacteristics, matrixCoefficients, and videoFullRangeFlag parameter values are set as follows:</p>
+   <ul>
+    <li data-md><span id="assert-b1572a5e">If a <a class="property css" data-link-type="property" href="https://www.iso.org/standard/68960.html#" id="ref-for-something⑤①">colr</a> box with colour_type set to <a class="property css" data-link-type="property" href="https://www.iso.org/standard/68960.html#" id="ref-for-something⑤②">nclx</a> is present, the colorPrimaries, transferCharacteristics, matrixCoefficients, and videoFullRangeFlag parameter values SHALL equal the values of matching fields in the <a class="property css" data-link-type="property" href="https://www.iso.org/standard/68960.html#" id="ref-for-something⑤③">colr</a> box</span>. 
+    <li data-md>
+     <p>Otherwise, a <a class="property css" data-link-type="property" href="https://www.iso.org/standard/68960.html#" id="ref-for-something⑤④">colr</a> box with colour_type set to <a class="property css" data-link-type="property" href="https://www.iso.org/standard/68960.html#" id="ref-for-something⑤⑤">nclx</a> is absent.</p>
+     <ul>
+      <li data-md><span id="assert-a6380b25">The videoFullRangeFlag parameter value SHALL equal the color_range flag in the <a data-link-type="dfn" href="https://aomediacodec.github.io/av1-spec/av1-spec.pdf#page=41" id="ref-for-page=41③⑥">Sequence Header OBU</a></span>. 
+      <li data-md><span id="assert-c158181d">If the color_description_present_flag is set to 1 in the <a data-link-type="dfn" href="https://aomediacodec.github.io/av1-spec/av1-spec.pdf#page=41" id="ref-for-page=41③⑦">Sequence Header OBU</a>, the colorPrimaries, transferCharacteristics, and matrixCoefficients parameter values SHALL equal the values of matching fields in the <a data-link-type="dfn" href="https://aomediacodec.github.io/av1-spec/av1-spec.pdf#page=41" id="ref-for-page=41③⑧">Sequence Header OBU</a></span>. 
+      <li data-md>
+       <p>Otherwise, the color_description_present_flag is set to 0 in the <a data-link-type="dfn" href="https://aomediacodec.github.io/av1-spec/av1-spec.pdf#page=41" id="ref-for-page=41③⑨">Sequence Header OBU</a>. <span id="assert-2644beb9">The colorPrimaries, transferCharacteristics, and matrixCoefficients parameter values SHOULD be set to the default values below</span>.</p>
+     </ul>
+   </ul>
+   <p class="note" role="note"><span class="marker">NOTE:</span> It is encouraged that a <a class="property css" data-link-type="property" href="https://www.iso.org/standard/68960.html#" id="ref-for-something⑤⑥">colr</a> box be present. The <a class="property css" data-link-type="property" href="https://www.iso.org/standard/68960.html#" id="ref-for-something⑤⑦">colr</a> box simplifies the task of the codecs parameter generator.</p>
+   <p class="note" role="note"><span class="marker">NOTE:</span> If the encoded video uses a color space that is not registered in <a data-link-type="biblio" href="#biblio-cicp" title="Coding-independent code points for video signal type identification">[CICP]</a> and the file doesn’t explicitly code 2/2/2 either in the <a class="property css" data-link-type="property" href="https://www.iso.org/standard/68960.html#" id="ref-for-something⑤⑧">colr</a> box or in the <a data-link-type="dfn" href="https://aomediacodec.github.io/av1-spec/av1-spec.pdf#page=41" id="ref-for-page=41④⓪">Sequence Header OBU</a> (with color_description_present_flag set to 1), the derived codecs parameter string will declare ITU-R BT.709 (1/1/1). To avoid this behavior, a <a class="property css" data-link-type="property" href="https://www.iso.org/standard/68960.html#" id="ref-for-something⑤⑨">colr</a> box should be used.</p>
+   <p>The videoFullRangeFlag is represented by a single digit.</p>
+    <span id="assert-c1fdc424">If the codecs parameter string ends with ".0.110.01.01.01.0" (containing all the default values below), that trailing part of the string SHOULD be omitted</span>. 
    <p>For example, codecs="av01.0.04M.10.0.112.09.16.09.0" represents AV1 Main Profile, level 3.0, Main tier, 10-bit content, non-monochrome, with 4:2:0 chroma subsampling co-located with (0, 0) luma sample, ITU-R BT.2100 color primaries, ITU-R BT.2100 PQ transfer characteristics, ITU-R BT.2100 YCbCr color matrix, and studio swing representation.</p>
     <span id="assert-041ae5cf">The parameters sample entry 4CC, profile, level, tier, and bitDepth are all mandatory fields</span>. If any of these fields are empty, or not within their allowed range, the processing device SHOULD treat it as an error. <span id="assert-426c6407">All the other fields (including their leading '.') are optional, mutually inclusive (all or none) fields</span>. If not specified then the values listed in the table below are assumed. 
    <table class="def">
@@ -2621,6 +2634,8 @@ <h2 class="heading settled" data-level="6" id="changelist"><span class="secno">6
      <p><a href="https://github.com/AOMediaCodec/av1-isobmff/pull/175">Shorten long lines</a></p>
     <li data-md>
      <p><a href="https://github.com/AOMediaCodec/av1-isobmff/pull/170">Update the CMAF section to mention the cmf2 brand.</a></p>
+    <li data-md>
+     <p><a href="https://github.com/AOMediaCodec/av1-isobmff/pull/142">Clarify the color info in the codecs string.</a></p>
    </ul>
   </main>
   <div data-fill-with="conformance">
@@ -2913,6 +2928,11 @@ <h3 class="no-num no-ref heading settled" id="normative"><span class="content">N
    <dt id="biblio-rfc6381">[RFC6381]
    <dd>R. Gellens; D. Singer; P. Frojdh. <a href="https://www.rfc-editor.org/rfc/rfc6381"><cite>The 'Codecs' and 'Profiles' Parameters for "Bucket" Media Types</cite></a>. August 2011. Proposed Standard. URL: <a href="https://www.rfc-editor.org/rfc/rfc6381">https://www.rfc-editor.org/rfc/rfc6381</a>
   </dl>
+  <h3 class="no-num no-ref heading settled" id="informative"><span class="content">Informative References</span><a class="self-link" href="#informative"></a></h3>
+  <dl>
+   <dt id="biblio-cicp">[CICP]
+   <dd><a href="https://www.itu.int/rec/T-REC-H.273/en"><cite>Coding-independent code points for video signal type identification</cite></a>. Standard. URL: <a href="https://www.itu.int/rec/T-REC-H.273/en">https://www.itu.int/rec/T-REC-H.273/en</a>
+  </dl>
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diff --git a/v1.2.0.html b/v1.2.0.html
index a2b32f2..e6c6035 100644
--- a/v1.2.0.html
+++ b/v1.2.0.html
@@ -1939,19 +1939,17 @@ <h2 class="p-name no-num no-toc no-ref heading settled" id="subtitle"><span clas
    <h3 class="no-num no-toc no-ref heading settled" id="profile-and-date"><span class="content">AOM Final Deliverable, <time class="dt-updated" datetime="2019-12-12">12 December 2019</time></span></h3>
    <div data-fill-with="spec-metadata">
     <dl>
-     <dt>This version:</dt>
-     <dd><a class="u-url" href="https://aomediacodec.github.io/av1-isobmff/v1.2.0.html">https://aomediacodec.github.io/av1-isobmff/v1.2.0.html</a></dd>
-     <dt>Previously approved version:</dt>
-     <dd><a class="u-url" href="https://aomediacodec.github.io/av1-isobmff/v1.1.0.html">https://aomediacodec.github.io/av1-isobmff/v1.1.0.html</a></dd>
-     <dt>Latest approved version:</dt>
-     <dd><a class="u-url" href="https://aomediacodec.github.io/av1-isobmff/latest-approved.html">https://aomediacodec.github.io/av1-isobmff/latest-approved.html</a></dd>
-     <dt>Latest draft version:</dt>
-     <dd><a class="u-url" href="https://aomediacodec.github.io/av1-isobmff/latest-draft.html">https://aomediacodec.github.io/av1-isobmff/latest-draft.html</a></dd>
-     <dt>Issue Tracking:
+     <dt>This version:
+     <dd><a class="u-url" href="https://aomediacodec.github.io/av1-isobmff/v1.2.0.html">https://aomediacodec.github.io/av1-isobmff/v1.2.0.html</a>
+     <dt>Latest version:
+     <dd><a class="u-url" href="https://aomediacodec.github.io/av1-isobmff/">https://aomediacodec.github.io/av1-isobmff/</a>
+     </dd><dt>Issue Tracking:
      </dt><dd><a href="https://github.com/AOMediaCodec/av1-isobmff/issues/">GitHub</a>
      </dd><dt class="editor">Editors:
      </dt><dd class="editor p-author h-card vcard"><a class="p-name fn u-email email" href="mailto:cconcolato@netflix.com">Cyril Concolato</a> (<span class="p-org org">Netflix</span>)
      </dd><dd class="editor p-author h-card vcard"><a class="p-name fn u-email email" href="mailto:tom.finegan@google.com">Tom Finegan</a> (<span class="p-org org">Google</span>)
+     </dd><dt>Previously approved version:
+     </dt><dd><a href="https://aomediacodec.github.io/av1-isobmff/v1.1.0.html">v1.1.0</a>
     </dd></dl>
    </div>
    <div data-fill-with="warning"></div>