From bfb40574629695dfcace4444ee19e41720865727 Mon Sep 17 00:00:00 2001
From: Bernard Aboba <bernard.aboba@gmail.com>
Date: Wed, 15 Mar 2023 21:50:03 -0400
Subject: [PATCH 1/7] Enables configuration of AV1 screen content coding tools

Fixes https://github.com/w3c/webcodecs/issues/646
---
 av1_codec_registration.src.html | 38 +++++++++++++++++++++++++++++++++
 1 file changed, 38 insertions(+)

diff --git a/av1_codec_registration.src.html b/av1_codec_registration.src.html
index 7f73ca66..67219ab6 100644
--- a/av1_codec_registration.src.html
+++ b/av1_codec_registration.src.html
@@ -73,6 +73,44 @@
 contain a frame with a `frame_type` of `KEY_FRAME` as defined in Section
 6.8.2 of [[AV1]].
 
+VideoEncoderConfig extensions {#videoencoderconfig-extensions}
+==============================================================
+
+<pre class='idl'>
+<xmp>
+partial dictionary VideoEncoderConfig {
+  AV1EncoderConfig av1;
+};
+</xmp>
+</pre>
+
+<dl>
+  <dt><dfn dict-member for=VideoEncoderConfig>av1</dfn></dt>
+  <dd>
+    Contains codec specific configuration options for the AV1 codec.
+  </dd>
+</dl>
+
+AV1EncoderConfig {#av1-encoder-config}
+--------------------------------------
+<pre class='idl'>
+<xmp>
+dictionary AV1EncoderConfig {
+ unsigned short seqForceScreenContentTools = 0
+};
+</xmp>
+</pre>
+
+<dl>
+  <dt><dfn dict-member for=AV1EncoderConfig>seqForceScreenContentTools</dfn></dt>
+  <dd>
+     Indicates whether the encoder should force use of screen content coding tools.
+     The default value (0) indicates that use of screen content coding tools should
+     not be forced. A value of 2 (SELECT_SCREEN_CONTENT_TOOLS) indicates that 
+     use of screen content coding tools should be forced.
+  </dd>
+</dl>
+
 Privacy Considerations {#privacy-considerations}
 ==========================================================================
 

From 478cfd94d0ed3c8050a712a282b2bdaf3eb4f62e Mon Sep 17 00:00:00 2001
From: Bernard Aboba <bernard.aboba@gmail.com>
Date: Wed, 15 Mar 2023 23:09:03 -0400
Subject: [PATCH 2/7] Correct type to boolean

---
 av1_codec_registration.src.html | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/av1_codec_registration.src.html b/av1_codec_registration.src.html
index 67219ab6..b49a7bbc 100644
--- a/av1_codec_registration.src.html
+++ b/av1_codec_registration.src.html
@@ -96,7 +96,7 @@
 <pre class='idl'>
 <xmp>
 dictionary AV1EncoderConfig {
- unsigned short seqForceScreenContentTools = 0
+ boolean seqForceScreenContentTools = false
 };
 </xmp>
 </pre>
@@ -105,9 +105,10 @@
   <dt><dfn dict-member for=AV1EncoderConfig>seqForceScreenContentTools</dfn></dt>
   <dd>
      Indicates whether the encoder should force use of screen content coding tools.
-     The default value (0) indicates that use of screen content coding tools should
-     not be forced. A value of 2 (SELECT_SCREEN_CONTENT_TOOLS) indicates that 
-     use of screen content coding tools should be forced.
+     The default value (false) indicates that use of screen content coding tools
+     should not be forced. A value of true (denoted as SELECT_SCREEN_CONTENT_TOOLS
+     in [[AV1]] Section 5.5.1) indicates that use of screen content coding tools
+     should be forced.
   </dd>
 </dl>
 

From 8aa0c7c9f2980449eb54ec85b43eb0e2ff8c5794 Mon Sep 17 00:00:00 2001
From: Bernard Aboba <bernard.aboba@gmail.com>
Date: Wed, 15 Mar 2023 23:10:56 -0400
Subject: [PATCH 3/7] Correct AV1 reference

---
 av1_codec_registration.src.html | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/av1_codec_registration.src.html b/av1_codec_registration.src.html
index b49a7bbc..730a66ec 100644
--- a/av1_codec_registration.src.html
+++ b/av1_codec_registration.src.html
@@ -107,7 +107,7 @@
      Indicates whether the encoder should force use of screen content coding tools.
      The default value (false) indicates that use of screen content coding tools
      should not be forced. A value of true (denoted as SELECT_SCREEN_CONTENT_TOOLS
-     in [[AV1]] Section 5.5.1) indicates that use of screen content coding tools
+     in Section 5.5.1 of [[AV1]]) indicates that use of screen content coding tools
      should be forced.
   </dd>
 </dl>

From b9aa82feaa4a8c334589a3b0abf3c74252e02c63 Mon Sep 17 00:00:00 2001
From: Bernard Aboba <bernard.aboba@gmail.com>
Date: Thu, 16 Mar 2023 09:34:45 -0400
Subject: [PATCH 4/7] remove "seq"

---
 av1_codec_registration.src.html | 15 ++++++++-------
 1 file changed, 8 insertions(+), 7 deletions(-)

diff --git a/av1_codec_registration.src.html b/av1_codec_registration.src.html
index 730a66ec..b686600f 100644
--- a/av1_codec_registration.src.html
+++ b/av1_codec_registration.src.html
@@ -96,19 +96,20 @@
 <pre class='idl'>
 <xmp>
 dictionary AV1EncoderConfig {
- boolean seqForceScreenContentTools = false
+ boolean forceScreenContentTools = false
 };
 </xmp>
 </pre>
 
 <dl>
-  <dt><dfn dict-member for=AV1EncoderConfig>seqForceScreenContentTools</dfn></dt>
+  <dt><dfn dict-member for=AV1EncoderConfig>forceScreenContentTools</dfn></dt>
   <dd>
-     Indicates whether the encoder should force use of screen content coding tools.
-     The default value (false) indicates that use of screen content coding tools
-     should not be forced. A value of true (denoted as SELECT_SCREEN_CONTENT_TOOLS
-     in Section 5.5.1 of [[AV1]]) indicates that use of screen content coding tools
-     should be forced.
+     Indicates whether the encoder should force use of screen content
+     coding tools. The default value (false) indicates that use of
+     screen content coding tools is not forced. A value of true
+     (corresponding to SELECT_SCREEN_CONTENT_TOOLS in Section 5.5.1
+     of [[AV1]]) indicates that use of screen content coding tools
+     is forced.
   </dd>
 </dl>
 

From 5ac5447332ae4ad069071f252c202186ce7b8db5 Mon Sep 17 00:00:00 2001
From: Bernard Aboba <bernard.aboba@gmail.com>
Date: Thu, 16 Mar 2023 13:13:00 -0400
Subject: [PATCH 5/7] Add space

---
 av1_codec_registration.src.html | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/av1_codec_registration.src.html b/av1_codec_registration.src.html
index b686600f..c9c00f81 100644
--- a/av1_codec_registration.src.html
+++ b/av1_codec_registration.src.html
@@ -96,7 +96,7 @@
 <pre class='idl'>
 <xmp>
 dictionary AV1EncoderConfig {
- boolean forceScreenContentTools = false
+  boolean forceScreenContentTools = false
 };
 </xmp>
 </pre>

From eaa0fddb3308fcc9f1c11151c50ff954a5616286 Mon Sep 17 00:00:00 2001
From: Bernard Aboba <bernard.aboba@gmail.com>
Date: Thu, 16 Mar 2023 13:14:22 -0400
Subject: [PATCH 6/7] Add missing semi-colon

---
 av1_codec_registration.src.html | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/av1_codec_registration.src.html b/av1_codec_registration.src.html
index c9c00f81..d85f06a6 100644
--- a/av1_codec_registration.src.html
+++ b/av1_codec_registration.src.html
@@ -96,7 +96,7 @@
 <pre class='idl'>
 <xmp>
 dictionary AV1EncoderConfig {
-  boolean forceScreenContentTools = false
+  boolean forceScreenContentTools = false;
 };
 </xmp>
 </pre>

From e77beb8db310f56de74252c2f1fc2eb655a15f30 Mon Sep 17 00:00:00 2001
From: Bernard Aboba <bernard.aboba@gmail.com>
Date: Tue, 11 Apr 2023 11:16:00 -0700
Subject: [PATCH 7/7] Clarify screen content tool variable

---
 av1_codec_registration.src.html | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/av1_codec_registration.src.html b/av1_codec_registration.src.html
index d85f06a6..a7a20662 100644
--- a/av1_codec_registration.src.html
+++ b/av1_codec_registration.src.html
@@ -107,7 +107,8 @@
      Indicates whether the encoder should force use of screen content
      coding tools. The default value (false) indicates that use of
      screen content coding tools is not forced. A value of true
-     (corresponding to SELECT_SCREEN_CONTENT_TOOLS in Section 5.5.1
+     (corresponding to setting seq_force_screen_content_tools
+     to SELECT_SCREEN_CONTENT_TOOLS in Section 5.5.1
      of [[AV1]]) indicates that use of screen content coding tools
      is forced.
   </dd>