From de9c4549b187e4cf6b30e7fbdf6f3f60a423a09f Mon Sep 17 00:00:00 2001
From: guidou <guidou@users.noreply.github.com>
Date: Fri, 19 Apr 2024 12:35:36 +0000
Subject: [PATCH] Merge pull request #223 from palak8669/constructor_frame

SHA: 4b61373f23b507b2d7716ddb48a7b1cac89d4fdc
Reason: push, by guidou

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>
---
 index.html | 192 ++++++++++++++++++++++++++++++++++++++++++-----------
 1 file changed, 153 insertions(+), 39 deletions(-)

diff --git a/index.html b/index.html
index 0f64ffb..5937d07 100644
--- a/index.html
+++ b/index.html
@@ -7,7 +7,7 @@
   <link href="https://www.w3.org/StyleSheets/TR/2021/W3C-ED" rel="stylesheet">
   <meta content="Bikeshed version d765c696b, updated Fri Mar 8 15:58:52 2024 -0800" name="generator">
   <link href="https://www.w3.org/TR/webrtc-encoded-transform/" rel="canonical">
-  <meta content="b99e6af31140c4e675276054ef550a8415040cd8" name="revision">
+  <meta content="4b61373f23b507b2d7716ddb48a7b1cac89d4fdc" name="revision">
   <meta content="dark light" name="color-scheme">
   <link href="https://www.w3.org/StyleSheets/TR/2021/dark.css" media="(prefers-color-scheme: dark)" rel="stylesheet" type="text/css">
 <style>/* Boilerplate: style-autolinks */
@@ -777,9 +777,10 @@ <h2 class="no-num no-toc no-ref" id="contents">Table of Contents</h2>
       <li>
        <a href="#RTCEncodedVideoFrame-interface"><span class="secno">4.3</span> <span class="content"><span><code>RTCEncodedVideoFrame</code></span> interface</span></a>
        <ol class="toc">
-        <li><a href="#RTCEncodedVideoFrame-members"><span class="secno">4.3.1</span> <span class="content">Members</span></a>
-        <li><a href="#RTCEncodedVideoFrame-methods"><span class="secno">4.3.2</span> <span class="content">Methods</span></a>
-        <li><a href="#RTCEncodedVideoFrame-serialization"><span class="secno">4.3.3</span> <span class="content">Serialization</span></a>
+        <li><a href="#RTCEncodedVideoFrame-members"><span class="secno">4.3.1</span> <span class="content">Constructor</span></a>
+        <li><a href="#RTCEncodedVideoFrame-members①"><span class="secno">4.3.2</span> <span class="content">Members</span></a>
+        <li><a href="#RTCEncodedVideoFrame-methods"><span class="secno">4.3.3</span> <span class="content">Methods</span></a>
+        <li><a href="#RTCEncodedVideoFrame-serialization"><span class="secno">4.3.4</span> <span class="content">Serialization</span></a>
        </ol>
       <li>
        <a href="#RTCEncodedAudioFrameMetadata"><span class="secno">4.4</span> <span class="content"><span><code>RTCEncodedAudioFrameMetadata</code></span> dictionary</span></a>
@@ -789,9 +790,10 @@ <h2 class="no-num no-toc no-ref" id="contents">Table of Contents</h2>
       <li>
        <a href="#RTCEncodedAudioFrame-interface"><span class="secno">4.5</span> <span class="content"><span><code>RTCEncodedAudioFrame</code></span> interface</span></a>
        <ol class="toc">
-        <li><a href="#RTCEncodedAudioFrame-members"><span class="secno">4.5.1</span> <span class="content">Members</span></a>
-        <li><a href="#RTCEncodedAudioFrame-methods"><span class="secno">4.5.2</span> <span class="content">Methods</span></a>
-        <li><a href="#RTCEncodedAudioFrame-serialization"><span class="secno">4.5.3</span> <span class="content">Serialization</span></a>
+        <li><a href="#RTCEncodedAudioFrame-members"><span class="secno">4.5.1</span> <span class="content">Constructor</span></a>
+        <li><a href="#RTCEncodedAudioFrame-members①"><span class="secno">4.5.2</span> <span class="content">Members</span></a>
+        <li><a href="#RTCEncodedAudioFrame-methods"><span class="secno">4.5.3</span> <span class="content">Methods</span></a>
+        <li><a href="#RTCEncodedAudioFrame-serialization"><span class="secno">4.5.4</span> <span class="content">Serialization</span></a>
        </ol>
       <li><a href="#RTCRtpScriptTransformer-interfaces"><span class="secno">4.6</span> <span class="content">Interfaces</span></a>
       <li><a href="#RTCRtpScriptTransform-operations"><span class="secno">4.7</span> <span class="content">Operations</span></a>
@@ -1205,16 +1207,45 @@ <h4 class="heading settled" data-level="4.2.1" id="RTCEncodedVideoFrameMetadata-
      <p> The codec MIME media type/subtype defined in the IANA media types registry <a data-link-type="biblio" href="#biblio-iana-media-types" title="Media Types">[IANA-MEDIA-TYPES]</a>, e.g. video/VP8. </p>
    </dl>
    <h3 class="heading settled" data-level="4.3" id="RTCEncodedVideoFrame-interface"><span class="secno">4.3. </span><span class="content"><dfn class="dfn-paneled idl-code" data-dfn-type="interface" data-export id="rtcencodedvideoframe"><code>RTCEncodedVideoFrame</code></dfn> interface</span><a class="self-link" href="#RTCEncodedVideoFrame-interface"></a></h3>
-<pre class="idl highlight def">// New interfaces to define encoded video and audio frames. Will eventually
+<pre class="idl highlight def"><c- b>dictionary</c-> <dfn class="dfn-paneled idl-code" data-dfn-type="dictionary" data-export id="dictdef-rtcencodedvideoframeoptions"><code><c- g>RTCEncodedVideoFrameOptions</c-></code></dfn> {
+    <a data-link-type="idl-name" href="#dictdef-rtcencodedvideoframemetadata" id="ref-for-dictdef-rtcencodedvideoframemetadata①"><c- n>RTCEncodedVideoFrameMetadata</c-></a> <dfn class="dfn-paneled idl-code" data-dfn-for="RTCEncodedVideoFrameOptions" data-dfn-type="dict-member" data-export data-type="RTCEncodedVideoFrameMetadata" id="dom-rtcencodedvideoframeoptions-metadata"><code><c- g>metadata</c-></code></dfn>;
+};
+
+// New interfaces to define encoded video and audio frames. Will eventually
 // re-use or extend the equivalent defined in WebCodecs.
 [<a class="idl-code" data-link-type="extended-attribute" href="https://webidl.spec.whatwg.org/#Exposed" id="ref-for-Exposed②"><c- g>Exposed</c-></a>=(<c- n>Window</c->,<c- n>DedicatedWorker</c->), <a class="idl-code" data-link-type="extended-attribute" href="https://html.spec.whatwg.org/multipage/structured-data.html#serializable" id="ref-for-serializable"><c- g>Serializable</c-></a>]
 <c- b>interface</c-> <a class="idl-code" data-link-type="interface" href="#rtcencodedvideoframe" id="ref-for-rtcencodedvideoframe②"><c- g>RTCEncodedVideoFrame</c-></a> {
+    <dfn class="dfn-paneled idl-code" data-dfn-for="RTCEncodedVideoFrame" data-dfn-type="constructor" data-export data-lt="RTCEncodedVideoFrame(originalFrame, options)|constructor(originalFrame, options)|RTCEncodedVideoFrame(originalFrame)|constructor(originalFrame)" id="dom-rtcencodedvideoframe-rtcencodedvideoframe"><code><c- g>constructor</c-></code></dfn>(<a data-link-type="idl-name" href="#rtcencodedvideoframe" id="ref-for-rtcencodedvideoframe③"><c- n>RTCEncodedVideoFrame</c-></a> <dfn class="dfn-paneled idl-code" data-dfn-for="RTCEncodedVideoFrame/RTCEncodedVideoFrame(originalFrame, options), RTCEncodedVideoFrame/constructor(originalFrame, options), RTCEncodedVideoFrame/RTCEncodedVideoFrame(originalFrame), RTCEncodedVideoFrame/constructor(originalFrame)" data-dfn-type="argument" data-export id="dom-rtcencodedvideoframe-rtcencodedvideoframe-originalframe-options-originalframe"><code><c- g>originalFrame</c-></code></dfn>, <c- b>optional</c-> <a data-link-type="idl-name" href="#dictdef-rtcencodedvideoframeoptions" id="ref-for-dictdef-rtcencodedvideoframeoptions"><c- n>RTCEncodedVideoFrameOptions</c-></a> <dfn class="dfn-paneled idl-code" data-dfn-for="RTCEncodedVideoFrame/RTCEncodedVideoFrame(originalFrame, options), RTCEncodedVideoFrame/constructor(originalFrame, options), RTCEncodedVideoFrame/RTCEncodedVideoFrame(originalFrame), RTCEncodedVideoFrame/constructor(originalFrame)" data-dfn-type="argument" data-export id="dom-rtcencodedvideoframe-rtcencodedvideoframe-originalframe-options-options"><code><c- g>options</c-></code></dfn> = {});
     <c- b>readonly</c-> <c- b>attribute</c-> <a data-link-type="idl-name" href="#enumdef-rtcencodedvideoframetype" id="ref-for-enumdef-rtcencodedvideoframetype①"><c- n>RTCEncodedVideoFrameType</c-></a> <a class="idl-code" data-link-type="attribute" data-readonly data-type="RTCEncodedVideoFrameType" href="#dom-rtcencodedvideoframe-type" id="ref-for-dom-rtcencodedvideoframe-type"><c- g>type</c-></a>;
     <c- b>attribute</c-> <a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-ArrayBuffer" id="ref-for-idl-ArrayBuffer①"><c- b>ArrayBuffer</c-></a> <a class="idl-code" data-link-type="attribute" data-type="ArrayBuffer" href="#dom-rtcencodedvideoframe-data" id="ref-for-dom-rtcencodedvideoframe-data②"><c- g>data</c-></a>;
-    <a data-link-type="idl-name" href="#dictdef-rtcencodedvideoframemetadata" id="ref-for-dictdef-rtcencodedvideoframemetadata①"><c- n>RTCEncodedVideoFrameMetadata</c-></a> <a class="idl-code" data-link-type="method" href="#dom-rtcencodedvideoframe-getmetadata" id="ref-for-dom-rtcencodedvideoframe-getmetadata"><c- g>getMetadata</c-></a>();
+    <a data-link-type="idl-name" href="#dictdef-rtcencodedvideoframemetadata" id="ref-for-dictdef-rtcencodedvideoframemetadata②"><c- n>RTCEncodedVideoFrameMetadata</c-></a> <a class="idl-code" data-link-type="method" href="#dom-rtcencodedvideoframe-getmetadata" id="ref-for-dom-rtcencodedvideoframe-getmetadata"><c- g>getMetadata</c-></a>();
 };
 </pre>
-   <h4 class="heading settled" data-level="4.3.1" id="RTCEncodedVideoFrame-members"><span class="secno">4.3.1. </span><span class="content">Members</span><a class="self-link" href="#RTCEncodedVideoFrame-members"></a></h4>
+   <h4 class="heading settled" data-level="4.3.1" id="RTCEncodedVideoFrame-members"><span class="secno">4.3.1. </span><span class="content">Constructor</span><a class="self-link" href="#RTCEncodedVideoFrame-members"></a></h4>
+   <dl class="dictionary-members">
+    <dt> <dfn class="dfn-paneled idl-code" data-dfn-for="RTCEncodedVideoFrame" data-dfn-type="method" data-export id="dom-rtcencodedvideoframe-constructor"><code>constructor()</code></dfn> 
+    <dd>
+     <p> Creates a new <code class="idl"><a data-link-type="idl" href="#rtcencodedvideoframe" id="ref-for-rtcencodedvideoframe④">RTCEncodedVideoFrame</a></code> from the given <var>originalFrame</var> and <var>options</var>.<code>[metadata]</code>. The newly created frame is completely independent of <var>originalFrame</var>, with its <code>[[data]]</code> being a deep copy of <var>originalFrame</var>.<code>[[data]]</code>.
+            The new frame’s <code>[[metadata]]</code> is a deep copy of <var>originalFrame</var>.<code>[[metadata]]</code>, with
+            fields replaced with deep copies of the fields present in <var>options</var>.<code>[metadata]</code>. </p>
+     <p>When called, run the following steps:</p>
+     <ol>
+      <li data-md>
+       <p>Set this.<code>[[type]]</code> to <var>originalFrame</var>.<code>[[type]]</code>.</p>
+      <li data-md>
+       <p>Let this.<code>[[data]]</code> be the result of <a data-link-type="biblio" href="#biblio-clonearraybuffer" title="CloneArrayBuffer">[CloneArrayBuffer]</a>(<var>originalFrame</var>.<code>[[data]]</code>, 0, <var>originalFrame</var>.<code>[[data]]</code>.<code>[[ArrayBufferByteLength]]</code>).</p>
+      <li data-md>
+       <p>Let <code>[[metadata]]</code> represent the metadata associated with this newly constructed frame.</p>
+       <ol>
+        <li data-md>
+         <p>For each {<code>[[key]]</code>,<code>[[value]]</code>} pair of <var>originalFrame</var>.<code>[[getMetadata()]]</code>, set <code>[[metadata]]</code>.<code>[[key]]</code> to a deep copy of <code>[[value]]</code>.</p>
+        <li data-md>
+         <p>For each {<code>[[key]]</code>,<code>[[value]]</code>} pair of <var>options</var>.<code>[metadata]</code>, set <code>[[metadata]]</code>.<code>[[key]]</code> to a deep copy of <code>[[value]]</code>.</p>
+       </ol>
+     </ol>
+     <p></p>
+   </dl>
+   <h4 class="heading settled" data-level="4.3.2" id="RTCEncodedVideoFrame-members①"><span class="secno">4.3.2. </span><span class="content">Members</span><a class="self-link" href="#RTCEncodedVideoFrame-members①"></a></h4>
    <dl class="dictionary-members">
     <dt> <dfn class="dfn-paneled idl-code" data-dfn-for="RTCEncodedVideoFrame" data-dfn-type="attribute" data-export id="dom-rtcencodedvideoframe-type"><code>type</code></dfn>, <span> of type <a data-link-type="idl-name" href="#enumdef-rtcencodedvideoframetype" id="ref-for-enumdef-rtcencodedvideoframetype②">RTCEncodedVideoFrameType</a>, readonly</span><span class="idlMemberType">RTCEncodedVideoFrameType</span> 
     <dd>
@@ -1255,14 +1286,14 @@ <h4 class="heading settled" data-level="4.3.1" id="RTCEncodedVideoFrame-members"
                         The <a href="https://aomediacodec.github.io/av1-rtp-spec/#41-rtp-header-usage"> AV1 aggregation header</a> is not accessible. 
      </table>
    </dl>
-   <h4 class="heading settled" data-level="4.3.2" id="RTCEncodedVideoFrame-methods"><span class="secno">4.3.2. </span><span class="content">Methods</span><a class="self-link" href="#RTCEncodedVideoFrame-methods"></a></h4>
+   <h4 class="heading settled" data-level="4.3.3" id="RTCEncodedVideoFrame-methods"><span class="secno">4.3.3. </span><span class="content">Methods</span><a class="self-link" href="#RTCEncodedVideoFrame-methods"></a></h4>
    <dl class="dictionary-members">
     <dt> <dfn class="dfn-paneled idl-code" data-dfn-for="RTCEncodedVideoFrame" data-dfn-type="method" data-export id="dom-rtcencodedvideoframe-getmetadata"><code>getMetadata()</code></dfn> 
     <dd>
      <p> Returns the metadata associated with the frame. </p>
    </dl>
-   <h4 class="heading settled" data-level="4.3.3" id="RTCEncodedVideoFrame-serialization"><span class="secno">4.3.3. </span><span class="content">Serialization</span><a class="self-link" href="#RTCEncodedVideoFrame-serialization"></a></h4>
-   <p><code class="idl"><a data-link-type="idl" href="#rtcencodedvideoframe" id="ref-for-rtcencodedvideoframe③">RTCEncodedVideoFrame</a></code> objects are serializable objects <a data-link-type="biblio" href="#biblio-html" title="HTML Standard">[HTML]</a>.
+   <h4 class="heading settled" data-level="4.3.4" id="RTCEncodedVideoFrame-serialization"><span class="secno">4.3.4. </span><span class="content">Serialization</span><a class="self-link" href="#RTCEncodedVideoFrame-serialization"></a></h4>
+   <p><code class="idl"><a data-link-type="idl" href="#rtcencodedvideoframe" id="ref-for-rtcencodedvideoframe⑤">RTCEncodedVideoFrame</a></code> objects are serializable objects <a data-link-type="biblio" href="#biblio-html" title="HTML Standard">[HTML]</a>.
 Their <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/structured-data.html#serialization-steps" id="ref-for-serialization-steps">serialization steps</a>, given <var>value</var>, <var>serialized</var>, and <var>forStorage</var>, are:</p>
    <ol>
     <li data-md>
@@ -1319,13 +1350,40 @@ <h4 class="heading settled" data-level="4.4.1" id="RTCEncodedAudioFrameMetadata-
      <p> The codec MIME media type/subtype defined in the IANA media types registry <a data-link-type="biblio" href="#biblio-iana-media-types" title="Media Types">[IANA-MEDIA-TYPES]</a>, e.g. audio/opus. </p>
    </dl>
    <h3 class="heading settled" data-level="4.5" id="RTCEncodedAudioFrame-interface"><span class="secno">4.5. </span><span class="content"><dfn class="dfn-paneled idl-code" data-dfn-type="interface" data-export id="rtcencodedaudioframe"><code>RTCEncodedAudioFrame</code></dfn> interface</span><a class="self-link" href="#RTCEncodedAudioFrame-interface"></a></h3>
-<pre class="idl highlight def">[<a class="idl-code" data-link-type="extended-attribute" href="https://webidl.spec.whatwg.org/#Exposed" id="ref-for-Exposed③"><c- g>Exposed</c-></a>=(<c- n>Window</c->,<c- n>DedicatedWorker</c->), <a class="idl-code" data-link-type="extended-attribute" href="https://html.spec.whatwg.org/multipage/structured-data.html#serializable" id="ref-for-serializable①"><c- g>Serializable</c-></a>]
+<pre class="idl highlight def"><c- b>dictionary</c-> <dfn class="dfn-paneled idl-code" data-dfn-type="dictionary" data-export id="dictdef-rtcencodedaudioframeoptions"><code><c- g>RTCEncodedAudioFrameOptions</c-></code></dfn> {
+    <a data-link-type="idl-name" href="#dictdef-rtcencodedaudioframemetadata" id="ref-for-dictdef-rtcencodedaudioframemetadata①"><c- n>RTCEncodedAudioFrameMetadata</c-></a> <dfn class="dfn-paneled idl-code" data-dfn-for="RTCEncodedAudioFrameOptions" data-dfn-type="dict-member" data-export data-type="RTCEncodedAudioFrameMetadata" id="dom-rtcencodedaudioframeoptions-metadata"><code><c- g>metadata</c-></code></dfn>;
+};
+
+[<a class="idl-code" data-link-type="extended-attribute" href="https://webidl.spec.whatwg.org/#Exposed" id="ref-for-Exposed③"><c- g>Exposed</c-></a>=(<c- n>Window</c->,<c- n>DedicatedWorker</c->), <a class="idl-code" data-link-type="extended-attribute" href="https://html.spec.whatwg.org/multipage/structured-data.html#serializable" id="ref-for-serializable①"><c- g>Serializable</c-></a>]
 <c- b>interface</c-> <a class="idl-code" data-link-type="interface" href="#rtcencodedaudioframe" id="ref-for-rtcencodedaudioframe②"><c- g>RTCEncodedAudioFrame</c-></a> {
+    <dfn class="dfn-paneled idl-code" data-dfn-for="RTCEncodedAudioFrame" data-dfn-type="constructor" data-export data-lt="RTCEncodedAudioFrame(originalFrame, options)|constructor(originalFrame, options)|RTCEncodedAudioFrame(originalFrame)|constructor(originalFrame)" id="dom-rtcencodedaudioframe-rtcencodedaudioframe"><code><c- g>constructor</c-></code></dfn>(<a data-link-type="idl-name" href="#rtcencodedaudioframe" id="ref-for-rtcencodedaudioframe③"><c- n>RTCEncodedAudioFrame</c-></a> <dfn class="dfn-paneled idl-code" data-dfn-for="RTCEncodedAudioFrame/RTCEncodedAudioFrame(originalFrame, options), RTCEncodedAudioFrame/constructor(originalFrame, options), RTCEncodedAudioFrame/RTCEncodedAudioFrame(originalFrame), RTCEncodedAudioFrame/constructor(originalFrame)" data-dfn-type="argument" data-export id="dom-rtcencodedaudioframe-rtcencodedaudioframe-originalframe-options-originalframe"><code><c- g>originalFrame</c-></code></dfn>, <c- b>optional</c-> <a data-link-type="idl-name" href="#dictdef-rtcencodedaudioframeoptions" id="ref-for-dictdef-rtcencodedaudioframeoptions"><c- n>RTCEncodedAudioFrameOptions</c-></a> <dfn class="dfn-paneled idl-code" data-dfn-for="RTCEncodedAudioFrame/RTCEncodedAudioFrame(originalFrame, options), RTCEncodedAudioFrame/constructor(originalFrame, options), RTCEncodedAudioFrame/RTCEncodedAudioFrame(originalFrame), RTCEncodedAudioFrame/constructor(originalFrame)" data-dfn-type="argument" data-export id="dom-rtcencodedaudioframe-rtcencodedaudioframe-originalframe-options-options"><code><c- g>options</c-></code></dfn> = {});
     <c- b>attribute</c-> <a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-ArrayBuffer" id="ref-for-idl-ArrayBuffer③"><c- b>ArrayBuffer</c-></a> <a class="idl-code" data-link-type="attribute" data-type="ArrayBuffer" href="#dom-rtcencodedaudioframe-data" id="ref-for-dom-rtcencodedaudioframe-data②"><c- g>data</c-></a>;
-    <a data-link-type="idl-name" href="#dictdef-rtcencodedaudioframemetadata" id="ref-for-dictdef-rtcencodedaudioframemetadata①"><c- n>RTCEncodedAudioFrameMetadata</c-></a> <a class="idl-code" data-link-type="method" href="#dom-rtcencodedaudioframe-getmetadata" id="ref-for-dom-rtcencodedaudioframe-getmetadata"><c- g>getMetadata</c-></a>();
+    <a data-link-type="idl-name" href="#dictdef-rtcencodedaudioframemetadata" id="ref-for-dictdef-rtcencodedaudioframemetadata②"><c- n>RTCEncodedAudioFrameMetadata</c-></a> <a class="idl-code" data-link-type="method" href="#dom-rtcencodedaudioframe-getmetadata" id="ref-for-dom-rtcencodedaudioframe-getmetadata"><c- g>getMetadata</c-></a>();
 };
 </pre>
-   <h4 class="heading settled" data-level="4.5.1" id="RTCEncodedAudioFrame-members"><span class="secno">4.5.1. </span><span class="content">Members</span><a class="self-link" href="#RTCEncodedAudioFrame-members"></a></h4>
+   <h4 class="heading settled" data-level="4.5.1" id="RTCEncodedAudioFrame-members"><span class="secno">4.5.1. </span><span class="content">Constructor</span><a class="self-link" href="#RTCEncodedAudioFrame-members"></a></h4>
+   <dl class="dictionary-members">
+    <dt> <dfn class="dfn-paneled idl-code" data-dfn-for="RTCEncodedAudioFrame" data-dfn-type="method" data-export id="dom-rtcencodedaudioframe-constructor"><code>constructor()</code></dfn> 
+    <dd>
+     <p> Creates a new <code class="idl"><a data-link-type="idl" href="#rtcencodedaudioframe" id="ref-for-rtcencodedaudioframe④">RTCEncodedAudioFrame</a></code> from the given <var>originalFrame</var> and <var>options</var>.<code>[metadata]</code>. The newly created frame is completely independent of <var>originalFrame</var>, with its <code>[[data]]</code> being a deep copy of <var>originalFrame</var>.<code>[[data]]</code>.
+            The new frame’s <code>[[metadata]]</code> is a deep copy of <var>originalFrame</var>.<code>[[metadata]]</code>, with
+            fields replaced with deep copies of the fields present in <var>options</var>.<code>[metadata]</code>. </p>
+     <p>When called, run the following steps:</p>
+     <ol>
+      <li data-md>
+       <p>Let this.<code>[[data]]</code> be the result of <a data-link-type="biblio" href="#biblio-clonearraybuffer" title="CloneArrayBuffer">[CloneArrayBuffer]</a>(<var>originalFrame</var>.<code>[[data]]</code>, 0, <var>originalFrame</var>.<code>[[data]]</code>.<code>[[ArrayBufferByteLength]]</code>).</p>
+      <li data-md>
+       <p>Let <code>[[metadata]]</code> represent the metadata associated with this newly constructed frame.</p>
+       <ol>
+        <li data-md>
+         <p>For each {<code>[[key]]</code>,<code>[[value]]</code>} pair of <var>originalFrame</var>.<code>[[getMetadata()]]</code>, set <code>[[metadata]]</code>.<code>[[key]]</code> to a deep copy of <code>[[value]]</code>.</p>
+        <li data-md>
+         <p>For each {<code>[[key]]</code>,<code>[[value]]</code>} pair of <var>options</var>.<code>[metadata]</code>, set <code>[[metadata]]</code>.<code>[[key]]</code> to a deep copy of <code>[[value]]</code>.</p>
+       </ol>
+     </ol>
+     <p></p>
+   </dl>
+   <h4 class="heading settled" data-level="4.5.2" id="RTCEncodedAudioFrame-members①"><span class="secno">4.5.2. </span><span class="content">Members</span><a class="self-link" href="#RTCEncodedAudioFrame-members①"></a></h4>
    <dl class="dictionary-members">
     <dt> <dfn class="dfn-paneled idl-code" data-dfn-for="RTCEncodedAudioFrame" data-dfn-type="attribute" data-export id="dom-rtcencodedaudioframe-data"><code>data</code></dfn>, <span> of type <a data-link-type="idl-name" href="https://webidl.spec.whatwg.org/#idl-ArrayBuffer" id="ref-for-idl-ArrayBuffer④">ArrayBuffer</a></span><span class="idlMemberType">ArrayBuffer</span> 
     <dd>
@@ -1360,14 +1418,14 @@ <h4 class="heading settled" data-level="4.5.1" id="RTCEncodedAudioFrame-members"
         <td> The data is Comfort Noise as described in <a href="https://www.rfc-editor.org/rfc/rfc3389#section-3"> section 3</a> of <a data-link-type="biblio" href="#biblio-rfc3389" title="Real-time Transport Protocol (RTP) Payload for Comfort Noise (CN)">[RFC3389]</a>. 
      </table>
    </dl>
-   <h4 class="heading settled" data-level="4.5.2" id="RTCEncodedAudioFrame-methods"><span class="secno">4.5.2. </span><span class="content">Methods</span><a class="self-link" href="#RTCEncodedAudioFrame-methods"></a></h4>
+   <h4 class="heading settled" data-level="4.5.3" id="RTCEncodedAudioFrame-methods"><span class="secno">4.5.3. </span><span class="content">Methods</span><a class="self-link" href="#RTCEncodedAudioFrame-methods"></a></h4>
    <dl class="dictionary-members">
     <dt> <dfn class="dfn-paneled idl-code" data-dfn-for="RTCEncodedAudioFrame" data-dfn-type="method" data-export id="dom-rtcencodedaudioframe-getmetadata"><code>getMetadata()</code></dfn> 
     <dd>
      <p> Returns the metadata associated with the frame. </p>
    </dl>
-   <h4 class="heading settled" data-level="4.5.3" id="RTCEncodedAudioFrame-serialization"><span class="secno">4.5.3. </span><span class="content">Serialization</span><a class="self-link" href="#RTCEncodedAudioFrame-serialization"></a></h4>
-   <p><code class="idl"><a data-link-type="idl" href="#rtcencodedaudioframe" id="ref-for-rtcencodedaudioframe③">RTCEncodedAudioFrame</a></code> objects are serializable objects <a data-link-type="biblio" href="#biblio-html" title="HTML Standard">[HTML]</a>.
+   <h4 class="heading settled" data-level="4.5.4" id="RTCEncodedAudioFrame-serialization"><span class="secno">4.5.4. </span><span class="content">Serialization</span><a class="self-link" href="#RTCEncodedAudioFrame-serialization"></a></h4>
+   <p><code class="idl"><a data-link-type="idl" href="#rtcencodedaudioframe" id="ref-for-rtcencodedaudioframe⑤">RTCEncodedAudioFrame</a></code> objects are serializable objects <a data-link-type="biblio" href="#biblio-html" title="HTML Standard">[HTML]</a>.
 Their <a data-link-type="dfn" href="https://html.spec.whatwg.org/multipage/structured-data.html#serialization-steps" id="ref-for-serialization-steps①">serialization steps</a>, given <var>value</var>, <var>serialized</var>, and <var>forStorage</var>, are:</p>
    <ol>
     <li data-md>
@@ -1697,8 +1755,26 @@ <h3 class="no-num no-ref heading settled" id="index-defined-here"><span class="c
    <li><a href="#abstract-opdef-rtcrtptransform-association-steps">association steps</a><span>, in § 2.2</span>
    <li><a href="#dom-sframetransformerroreventtype-authentication">"authentication"</a><span>, in § 3</span>
    <li><a href="#abstract-opdef-chain-transform-algorithm">chain transform algorithm</a><span>, in § 2.2</span>
-   <li><a href="#dom-sframetransform-sframetransform">constructor()</a><span>, in § 3</span>
+   <li>
+    constructor()
+    <ul>
+     <li><a href="#dom-sframetransform-sframetransform">constructor for SFrameTransform</a><span>, in § 3</span>
+     <li><a href="#dom-rtcencodedaudioframe-constructor">method for RTCEncodedAudioFrame</a><span>, in § 4.5.1</span>
+     <li><a href="#dom-rtcencodedvideoframe-constructor">method for RTCEncodedVideoFrame</a><span>, in § 4.3.1</span>
+    </ul>
    <li><a href="#dom-sframetransform-sframetransform">constructor(options)</a><span>, in § 3</span>
+   <li>
+    constructor(originalFrame)
+    <ul>
+     <li><a href="#dom-rtcencodedaudioframe-rtcencodedaudioframe">constructor for RTCEncodedAudioFrame</a><span>, in § 4.5</span>
+     <li><a href="#dom-rtcencodedvideoframe-rtcencodedvideoframe">constructor for RTCEncodedVideoFrame</a><span>, in § 4.3</span>
+    </ul>
+   <li>
+    constructor(originalFrame, options)
+    <ul>
+     <li><a href="#dom-rtcencodedaudioframe-rtcencodedaudioframe">constructor for RTCEncodedAudioFrame</a><span>, in § 4.5</span>
+     <li><a href="#dom-rtcencodedvideoframe-rtcencodedvideoframe">constructor for RTCEncodedVideoFrame</a><span>, in § 4.3</span>
+    </ul>
    <li><a href="#dom-keyframerequestevent-keyframerequestevent">constructor(type)</a><span>, in § 4.6</span>
    <li><a href="#dom-sframetransformerrorevent-sframetransformerrorevent">constructor(type, eventInitDict)</a><span>, in § 3</span>
    <li><a href="#dom-keyframerequestevent-keyframerequestevent">constructor(type, rid)</a><span>, in § 4.6</span>
@@ -1715,8 +1791,8 @@ <h3 class="no-num no-ref heading settled" id="index-defined-here"><span class="c
    <li>
     data
     <ul>
-     <li><a href="#dom-rtcencodedaudioframe-data">attribute for RTCEncodedAudioFrame</a><span>, in § 4.5.1</span>
-     <li><a href="#dom-rtcencodedvideoframe-data">attribute for RTCEncodedVideoFrame</a><span>, in § 4.3.1</span>
+     <li><a href="#dom-rtcencodedaudioframe-data">attribute for RTCEncodedAudioFrame</a><span>, in § 4.5.2</span>
+     <li><a href="#dom-rtcencodedvideoframe-data">attribute for RTCEncodedVideoFrame</a><span>, in § 4.3.2</span>
     </ul>
    <li><a href="#dom-sframetransformrole-decrypt">"decrypt"</a><span>, in § 3</span>
    <li><a href="#dom-rtcencodedvideoframetype-delta">"delta"</a><span>, in § 4.1</span>
@@ -1755,8 +1831,8 @@ <h3 class="no-num no-ref heading settled" id="index-defined-here"><span class="c
    <li>
     getMetadata()
     <ul>
-     <li><a href="#dom-rtcencodedaudioframe-getmetadata">method for RTCEncodedAudioFrame</a><span>, in § 4.5.2</span>
-     <li><a href="#dom-rtcencodedvideoframe-getmetadata">method for RTCEncodedVideoFrame</a><span>, in § 4.3.2</span>
+     <li><a href="#dom-rtcencodedaudioframe-getmetadata">method for RTCEncodedAudioFrame</a><span>, in § 4.5.3</span>
+     <li><a href="#dom-rtcencodedvideoframe-getmetadata">method for RTCEncodedVideoFrame</a><span>, in § 4.3.3</span>
     </ul>
    <li><a href="#dom-rtcencodedvideoframemetadata-height">height</a><span>, in § 4.2</span>
    <li><a href="#dom-rtcencodedvideoframetype-key">"key"</a><span>, in § 4.1</span>
@@ -1771,6 +1847,12 @@ <h3 class="no-num no-ref heading settled" id="index-defined-here"><span class="c
      <li><a href="#dom-sframetransformerrorevent-keyid">attribute for SFrameTransformErrorEvent</a><span>, in § 3</span>
      <li><a href="#dom-sframetransformerroreventinit-keyid">dict-member for SFrameTransformErrorEventInit</a><span>, in § 3</span>
     </ul>
+   <li>
+    metadata
+    <ul>
+     <li><a href="#dom-rtcencodedaudioframeoptions-metadata">dict-member for RTCEncodedAudioFrameOptions</a><span>, in § 4.5</span>
+     <li><a href="#dom-rtcencodedvideoframeoptions-metadata">dict-member for RTCEncodedVideoFrameOptions</a><span>, in § 4.3</span>
+    </ul>
    <li>
     mimeType
     <ul>
@@ -1804,8 +1886,14 @@ <h3 class="no-num no-ref heading settled" id="index-defined-here"><span class="c
    <li><a href="#dom-sframetransformoptions-role">role</a><span>, in § 3</span>
    <li><a href="#rtcencodedaudioframe">RTCEncodedAudioFrame</a><span>, in § 4.5</span>
    <li><a href="#dictdef-rtcencodedaudioframemetadata">RTCEncodedAudioFrameMetadata</a><span>, in § 4.4</span>
+   <li><a href="#dictdef-rtcencodedaudioframeoptions">RTCEncodedAudioFrameOptions</a><span>, in § 4.5</span>
+   <li><a href="#dom-rtcencodedaudioframe-rtcencodedaudioframe">RTCEncodedAudioFrame(originalFrame)</a><span>, in § 4.5</span>
+   <li><a href="#dom-rtcencodedaudioframe-rtcencodedaudioframe">RTCEncodedAudioFrame(originalFrame, options)</a><span>, in § 4.5</span>
    <li><a href="#rtcencodedvideoframe">RTCEncodedVideoFrame</a><span>, in § 4.3</span>
    <li><a href="#dictdef-rtcencodedvideoframemetadata">RTCEncodedVideoFrameMetadata</a><span>, in § 4.2</span>
+   <li><a href="#dictdef-rtcencodedvideoframeoptions">RTCEncodedVideoFrameOptions</a><span>, in § 4.3</span>
+   <li><a href="#dom-rtcencodedvideoframe-rtcencodedvideoframe">RTCEncodedVideoFrame(originalFrame)</a><span>, in § 4.3</span>
+   <li><a href="#dom-rtcencodedvideoframe-rtcencodedvideoframe">RTCEncodedVideoFrame(originalFrame, options)</a><span>, in § 4.3</span>
    <li><a href="#enumdef-rtcencodedvideoframetype">RTCEncodedVideoFrameType</a><span>, in § 4.1</span>
    <li><a href="#rtcrtpscripttransform">RTCRtpScriptTransform</a><span>, in § 4.6</span>
    <li><a href="#rtcrtpscripttransformer">RTCRtpScriptTransformer</a><span>, in § 4.6</span>
@@ -1853,7 +1941,7 @@ <h3 class="no-num no-ref heading settled" id="index-defined-here"><span class="c
    <li><a href="#dom-rtcencodedvideoframemetadata-timestamp">timestamp</a><span>, in § 4.2.1</span>
    <li><a href="#dom-rtcrtpsender-transform">transform</a><span>, in § 2.2</span>
    <li><a href="#dom-rtctransformevent-transformer">transformer</a><span>, in § 4.6</span>
-   <li><a href="#dom-rtcencodedvideoframe-type">type</a><span>, in § 4.3.1</span>
+   <li><a href="#dom-rtcencodedvideoframe-type">type</a><span>, in § 4.3.2</span>
    <li><a href="#dom-rtcencodedvideoframemetadata-width">width</a><span>, in § 4.2</span>
    <li>
     writable
@@ -2002,6 +2090,8 @@ <h3 class="no-num no-ref heading settled" id="informative"><span class="content"
   <dl>
    <dt id="biblio-av1">[AV1]
    <dd>Peter de Rivaz; Jack Haughton. <a href="https://aomediacodec.github.io/av1-spec/av1-spec.pdf"><cite>AV1 Bitstream &amp; Decoding Process Specification</cite></a>. 8 January 2019. Standard. URL: <a href="https://aomediacodec.github.io/av1-spec/av1-spec.pdf">https://aomediacodec.github.io/av1-spec/av1-spec.pdf</a>
+   <dt id="biblio-clonearraybuffer">[CloneArrayBuffer]
+   <dd><a href="https://tc39.es/ecma262/#sec-clonearraybuffer"><cite>CloneArrayBuffer</cite></a>. URL: <a href="https://tc39.es/ecma262/#sec-clonearraybuffer">https://tc39.es/ecma262/#sec-clonearraybuffer</a>
    <dt id="biblio-itu-g711">[ITU-G.711]
    <dd><a href="https://www.itu.int/rec/T-REC-G.711/"><cite>G.711 : Pulse code modulation (PCM) of voice frequencies</cite></a>. URL: <a href="https://www.itu.int/rec/T-REC-G.711/">https://www.itu.int/rec/T-REC-G.711/</a>
    <dt id="biblio-itu-g722">[ITU-G.722]
@@ -2107,10 +2197,15 @@ <h2 class="no-num no-ref heading settled" id="idl-index"><span class="content">I
     <a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-DOMString"><c- b>DOMString</c-></a> <a class="idl-code" data-link-type="dict-member" data-type="DOMString" href="#dom-rtcencodedvideoframemetadata-mimetype"><c- g>mimeType</c-></a>;
 };
 
+<c- b>dictionary</c-> <a href="#dictdef-rtcencodedvideoframeoptions"><code><c- g>RTCEncodedVideoFrameOptions</c-></code></a> {
+    <a data-link-type="idl-name" href="#dictdef-rtcencodedvideoframemetadata"><c- n>RTCEncodedVideoFrameMetadata</c-></a> <a data-type="RTCEncodedVideoFrameMetadata" href="#dom-rtcencodedvideoframeoptions-metadata"><code><c- g>metadata</c-></code></a>;
+};
+
 // New interfaces to define encoded video and audio frames. Will eventually
 // re-use or extend the equivalent defined in WebCodecs.
 [<a class="idl-code" data-link-type="extended-attribute" href="https://webidl.spec.whatwg.org/#Exposed"><c- g>Exposed</c-></a>=(<c- n>Window</c->,<c- n>DedicatedWorker</c->), <a class="idl-code" data-link-type="extended-attribute" href="https://html.spec.whatwg.org/multipage/structured-data.html#serializable"><c- g>Serializable</c-></a>]
 <c- b>interface</c-> <a class="idl-code" data-link-type="interface" href="#rtcencodedvideoframe"><c- g>RTCEncodedVideoFrame</c-></a> {
+    <a href="#dom-rtcencodedvideoframe-rtcencodedvideoframe"><code><c- g>constructor</c-></code></a>(<a data-link-type="idl-name" href="#rtcencodedvideoframe"><c- n>RTCEncodedVideoFrame</c-></a> <a href="#dom-rtcencodedvideoframe-rtcencodedvideoframe-originalframe-options-originalframe"><code><c- g>originalFrame</c-></code></a>, <c- b>optional</c-> <a data-link-type="idl-name" href="#dictdef-rtcencodedvideoframeoptions"><c- n>RTCEncodedVideoFrameOptions</c-></a> <a href="#dom-rtcencodedvideoframe-rtcencodedvideoframe-originalframe-options-options"><code><c- g>options</c-></code></a> = {});
     <c- b>readonly</c-> <c- b>attribute</c-> <a data-link-type="idl-name" href="#enumdef-rtcencodedvideoframetype"><c- n>RTCEncodedVideoFrameType</c-></a> <a class="idl-code" data-link-type="attribute" data-readonly data-type="RTCEncodedVideoFrameType" href="#dom-rtcencodedvideoframe-type"><c- g>type</c-></a>;
     <c- b>attribute</c-> <a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-ArrayBuffer"><c- b>ArrayBuffer</c-></a> <a class="idl-code" data-link-type="attribute" data-type="ArrayBuffer" href="#dom-rtcencodedvideoframe-data"><c- g>data</c-></a>;
     <a data-link-type="idl-name" href="#dictdef-rtcencodedvideoframemetadata"><c- n>RTCEncodedVideoFrameMetadata</c-></a> <a class="idl-code" data-link-type="method" href="#dom-rtcencodedvideoframe-getmetadata"><c- g>getMetadata</c-></a>();
@@ -2125,8 +2220,13 @@ <h2 class="no-num no-ref heading settled" id="idl-index"><span class="content">I
     <a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-DOMString"><c- b>DOMString</c-></a> <a class="idl-code" data-link-type="dict-member" data-type="DOMString" href="#dom-rtcencodedaudioframemetadata-mimetype"><c- g>mimeType</c-></a>;
 };
 
+<c- b>dictionary</c-> <a href="#dictdef-rtcencodedaudioframeoptions"><code><c- g>RTCEncodedAudioFrameOptions</c-></code></a> {
+    <a data-link-type="idl-name" href="#dictdef-rtcencodedaudioframemetadata"><c- n>RTCEncodedAudioFrameMetadata</c-></a> <a data-type="RTCEncodedAudioFrameMetadata" href="#dom-rtcencodedaudioframeoptions-metadata"><code><c- g>metadata</c-></code></a>;
+};
+
 [<a class="idl-code" data-link-type="extended-attribute" href="https://webidl.spec.whatwg.org/#Exposed"><c- g>Exposed</c-></a>=(<c- n>Window</c->,<c- n>DedicatedWorker</c->), <a class="idl-code" data-link-type="extended-attribute" href="https://html.spec.whatwg.org/multipage/structured-data.html#serializable"><c- g>Serializable</c-></a>]
 <c- b>interface</c-> <a class="idl-code" data-link-type="interface" href="#rtcencodedaudioframe"><c- g>RTCEncodedAudioFrame</c-></a> {
+    <a href="#dom-rtcencodedaudioframe-rtcencodedaudioframe"><code><c- g>constructor</c-></code></a>(<a data-link-type="idl-name" href="#rtcencodedaudioframe"><c- n>RTCEncodedAudioFrame</c-></a> <a href="#dom-rtcencodedaudioframe-rtcencodedaudioframe-originalframe-options-originalframe"><code><c- g>originalFrame</c-></code></a>, <c- b>optional</c-> <a data-link-type="idl-name" href="#dictdef-rtcencodedaudioframeoptions"><c- n>RTCEncodedAudioFrameOptions</c-></a> <a href="#dom-rtcencodedaudioframe-rtcencodedaudioframe-originalframe-options-options"><code><c- g>options</c-></code></a> = {});
     <c- b>attribute</c-> <a class="idl-code" data-link-type="interface" href="https://webidl.spec.whatwg.org/#idl-ArrayBuffer"><c- b>ArrayBuffer</c-></a> <a class="idl-code" data-link-type="attribute" data-type="ArrayBuffer" href="#dom-rtcencodedaudioframe-data"><c- g>data</c-></a>;
     <a data-link-type="idl-name" href="#dictdef-rtcencodedaudioframemetadata"><c- n>RTCEncodedAudioFrameMetadata</c-></a> <a class="idl-code" data-link-type="method" href="#dom-rtcencodedaudioframe-getmetadata"><c- g>getMetadata</c-></a>();
 };
@@ -2377,7 +2477,7 @@ <h2 class="no-num no-ref heading settled" id="idl-index"><span class="content">I
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-"2f8afbfe": {"dfnID":"2f8afbfe","dfnText":"ArrayBuffer","external":true,"refSections":[{"refs":[{"id":"ref-for-idl-ArrayBuffer"}],"title":"3.1. Algorithm"},{"refs":[{"id":"ref-for-idl-ArrayBuffer\u2460"}],"title":"4.3. RTCEncodedVideoFrame interface"},{"refs":[{"id":"ref-for-idl-ArrayBuffer\u2461"}],"title":"4.3.1. Members"},{"refs":[{"id":"ref-for-idl-ArrayBuffer\u2462"}],"title":"4.5. RTCEncodedAudioFrame interface"},{"refs":[{"id":"ref-for-idl-ArrayBuffer\u2463"}],"title":"4.5.1. Members"}],"url":"https://webidl.spec.whatwg.org/#idl-ArrayBuffer"},
+"2f8afbfe": {"dfnID":"2f8afbfe","dfnText":"ArrayBuffer","external":true,"refSections":[{"refs":[{"id":"ref-for-idl-ArrayBuffer"}],"title":"3.1. Algorithm"},{"refs":[{"id":"ref-for-idl-ArrayBuffer\u2460"}],"title":"4.3. RTCEncodedVideoFrame interface"},{"refs":[{"id":"ref-for-idl-ArrayBuffer\u2461"}],"title":"4.3.2. Members"},{"refs":[{"id":"ref-for-idl-ArrayBuffer\u2462"}],"title":"4.5. RTCEncodedAudioFrame interface"},{"refs":[{"id":"ref-for-idl-ArrayBuffer\u2463"}],"title":"4.5.2. Members"}],"url":"https://webidl.spec.whatwg.org/#idl-ArrayBuffer"},
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 "3b90bdcd": {"dfnID":"3b90bdcd","dfnText":"resolve","external":true,"refSections":[{"refs":[{"id":"ref-for-resolve"}],"title":"3.2. Methods"},{"refs":[{"id":"ref-for-resolve\u2460"},{"id":"ref-for-resolve\u2461"}],"title":"4.10. KeyFrame Algorithms"}],"url":"https://webidl.spec.whatwg.org/#resolve"},
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@@ -2401,7 +2501,7 @@ <h2 class="no-num no-ref heading settled" id="idl-index"><span class="content">I
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 "87bc23a5": {"dfnID":"87bc23a5","dfnText":"add","external":true,"refSections":[{"refs":[{"id":"ref-for-abortsignal-add"}],"title":"2.2. Extension attribute"}],"url":"https://dom.spec.whatwg.org/#abortsignal-add"},
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-"888d7c65": {"dfnID":"888d7c65","dfnText":"deserialization steps","external":true,"refSections":[{"refs":[{"id":"ref-for-deserialization-steps"}],"title":"4.3.3. Serialization"},{"refs":[{"id":"ref-for-deserialization-steps\u2460"}],"title":"4.5.3. Serialization"}],"url":"https://html.spec.whatwg.org/multipage/structured-data.html#deserialization-steps"},
+"888d7c65": {"dfnID":"888d7c65","dfnText":"deserialization steps","external":true,"refSections":[{"refs":[{"id":"ref-for-deserialization-steps"}],"title":"4.3.4. Serialization"},{"refs":[{"id":"ref-for-deserialization-steps\u2460"}],"title":"4.5.4. Serialization"}],"url":"https://html.spec.whatwg.org/multipage/structured-data.html#deserialization-steps"},
 "889e932f": {"dfnID":"889e932f","dfnText":"Exposed","external":true,"refSections":[{"refs":[{"id":"ref-for-Exposed"},{"id":"ref-for-Exposed\u2460"}],"title":"3. SFrameTransform"},{"refs":[{"id":"ref-for-Exposed\u2461"}],"title":"4.3. RTCEncodedVideoFrame interface"},{"refs":[{"id":"ref-for-Exposed\u2462"}],"title":"4.5. RTCEncodedAudioFrame interface"},{"refs":[{"id":"ref-for-Exposed\u2463"},{"id":"ref-for-Exposed\u2464"},{"id":"ref-for-Exposed\u2465"},{"id":"ref-for-Exposed\u2466"}],"title":"4.6. Interfaces"}],"url":"https://webidl.spec.whatwg.org/#Exposed"},
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@@ -2418,7 +2518,7 @@ <h2 class="no-num no-ref heading settled" id="idl-index"><span class="content">I
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@@ -2936,7 +3048,9 @@ <h2 class="no-num no-ref heading settled" id="idl-index"><span class="content">I
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