docs/api/dotnet/webdriver/OpenQA.Selenium.DevTools.V148.HeadlessExperimental.BeginFrameCommandSettings.html - external/github.com/SeleniumHQ/selenium - Git at Google

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       <title>Class BeginFrameCommandSettings </title>
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       <meta name="title" content="Class BeginFrameCommandSettings ">

       <meta name="description" content="Sends a BeginFrame to the target and returns when the frame was completed. Optionally captures a screenshot from the resulting frame. Requires that the target was created with enabled BeginFrameControl. Designed for use with --run-all-compositor-stages-before-draw, see also https://goo.gle/chrome-headless-rendering for more background.">
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         <article data-uid="OpenQA.Selenium.DevTools.V148.HeadlessExperimental.BeginFrameCommandSettings">


   <h1 id="OpenQA_Selenium_DevTools_V148_HeadlessExperimental_BeginFrameCommandSettings" data-uid="OpenQA.Selenium.DevTools.V148.HeadlessExperimental.BeginFrameCommandSettings" class="text-break">
 Class BeginFrameCommandSettings  <a class="header-action link-secondary" title="View source" href="https://github.com/SeleniumHQ/selenium/blob/docfix/bazel-bin/dotnet/src/webdriver/DevTools/v148/HeadlessExperimental/BeginFrameCommand.cs/#L15"><i class="bi bi-code-slash"></i></a>
   </h1>

   <div class="facts text-secondary">
     <dl><dt>Namespace</dt><dd><a class="xref" href="OpenQA.html">OpenQA</a>.<a class="xref" href="OpenQA.Selenium.html">Selenium</a>.<a class="xref" href="OpenQA.Selenium.DevTools.html">DevTools</a>.<a class="xref" href="OpenQA.Selenium.DevTools.V148.html">V148</a>.<a class="xref" href="OpenQA.Selenium.DevTools.V148.HeadlessExperimental.html">HeadlessExperimental</a></dd></dl>
   <dl><dt>Assembly</dt><dd>Selenium.WebDriver.dll</dd></dl>
   </div>

   <div class="markdown summary"><p>Sends a BeginFrame to the target and returns when the frame was completed. Optionally captures a
 screenshot from the resulting frame. Requires that the target was created with enabled
 BeginFrameControl. Designed for use with --run-all-compositor-stages-before-draw, see also
 <a href="https://goo.gle/chrome-headless-rendering">https://goo.gle/chrome-headless-rendering</a> for more background.</p>
 </div>
   <div class="markdown conceptual"></div>

   <div class="codewrapper">
     <pre><code class="lang-csharp hljs">public sealed class BeginFrameCommandSettings : ICommand</code></pre>
   </div>


   <dl class="typelist inheritance">
     <dt>Inheritance</dt>
     <dd>
       <div><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.object">object</a></div>
       <div><span class="xref">BeginFrameCommandSettings</span></div>
     </dd>
   </dl>

   <dl class="typelist implements">
     <dt>Implements</dt>
     <dd>
       <div><a class="xref" href="OpenQA.Selenium.DevTools.ICommand.html">ICommand</a></div>
     </dd>
   </dl>


   <dl class="typelist inheritedMembers">
     <dt>Inherited Members</dt>
     <dd>
     <div>
       <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.object.tostring">object.ToString()</a>
     </div>
     <div>
       <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.object.equals#system-object-equals(system-object)">object.Equals(object)</a>
     </div>
     <div>
       <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.object.equals#system-object-equals(system-object-system-object)">object.Equals(object, object)</a>
     </div>
     <div>
       <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.object.referenceequals">object.ReferenceEquals(object, object)</a>
     </div>
     <div>
       <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.object.gethashcode">object.GetHashCode()</a>
     </div>
     <div>
       <a class="xref" href="https://learn.microsoft.com/dotnet/api/system.object.gettype">object.GetType()</a>
     </div>
   </dd></dl>


   <h2 class="section" id="properties">Properties
 </h2>


   <a id="OpenQA_Selenium_DevTools_V148_HeadlessExperimental_BeginFrameCommandSettings_CommandName_" data-uid="OpenQA.Selenium.DevTools.V148.HeadlessExperimental.BeginFrameCommandSettings.CommandName*"></a>

   <h3 id="OpenQA_Selenium_DevTools_V148_HeadlessExperimental_BeginFrameCommandSettings_CommandName" data-uid="OpenQA.Selenium.DevTools.V148.HeadlessExperimental.BeginFrameCommandSettings.CommandName">
   CommandName
   <a class="header-action link-secondary" title="View source" href="https://github.com/SeleniumHQ/selenium/blob/docfix/bazel-bin/dotnet/src/webdriver/DevTools/v148/HeadlessExperimental/BeginFrameCommand.cs/#L22"><i class="bi bi-code-slash"></i></a>
   </h3>

   <div class="markdown level1 summary"><p>Gets the name of the command.</p>
 </div>
   <div class="markdown level1 conceptual"></div>

   <div class="codewrapper">
     <pre><code class="lang-csharp hljs">[JsonIgnore]
 public string CommandName { get; }</code></pre>
   </div>


   <h4 class="section">Property Value</h4>
   <dl class="parameters">
     <dt><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.string">string</a></dt>
     <dd></dd>
   </dl>


   <a id="OpenQA_Selenium_DevTools_V148_HeadlessExperimental_BeginFrameCommandSettings_FrameTimeTicks_" data-uid="OpenQA.Selenium.DevTools.V148.HeadlessExperimental.BeginFrameCommandSettings.FrameTimeTicks*"></a>

   <h3 id="OpenQA_Selenium_DevTools_V148_HeadlessExperimental_BeginFrameCommandSettings_FrameTimeTicks" data-uid="OpenQA.Selenium.DevTools.V148.HeadlessExperimental.BeginFrameCommandSettings.FrameTimeTicks">
   FrameTimeTicks
   <a class="header-action link-secondary" title="View source" href="https://github.com/SeleniumHQ/selenium/blob/docfix/bazel-bin/dotnet/src/webdriver/DevTools/v148/HeadlessExperimental/BeginFrameCommand.cs/#L29"><i class="bi bi-code-slash"></i></a>
   </h3>

   <div class="markdown level1 summary"><p>Timestamp of this BeginFrame in Renderer TimeTicks (milliseconds of uptime). If not set,
 the current time will be used.</p>
 </div>
   <div class="markdown level1 conceptual"></div>

   <div class="codewrapper">
     <pre><code class="lang-csharp hljs">[JsonPropertyName(&quot;frameTimeTicks&quot;)]
 [JsonIgnore(Condition = JsonIgnoreCondition.WhenWritingDefault)]
 public double? FrameTimeTicks { get; set; }</code></pre>
   </div>


   <h4 class="section">Property Value</h4>
   <dl class="parameters">
     <dt><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.double">double</a>?</dt>
     <dd></dd>
   </dl>


   <a id="OpenQA_Selenium_DevTools_V148_HeadlessExperimental_BeginFrameCommandSettings_Interval_" data-uid="OpenQA.Selenium.DevTools.V148.HeadlessExperimental.BeginFrameCommandSettings.Interval*"></a>

   <h3 id="OpenQA_Selenium_DevTools_V148_HeadlessExperimental_BeginFrameCommandSettings_Interval" data-uid="OpenQA.Selenium.DevTools.V148.HeadlessExperimental.BeginFrameCommandSettings.Interval">
   Interval
   <a class="header-action link-secondary" title="View source" href="https://github.com/SeleniumHQ/selenium/blob/docfix/bazel-bin/dotnet/src/webdriver/DevTools/v148/HeadlessExperimental/BeginFrameCommand.cs/#L37"><i class="bi bi-code-slash"></i></a>
   </h3>

   <div class="markdown level1 summary"><p>The interval between BeginFrames that is reported to the compositor, in milliseconds.
 Defaults to a 60 frames/second interval, i.e. about 16.666 milliseconds.</p>
 </div>
   <div class="markdown level1 conceptual"></div>

   <div class="codewrapper">
     <pre><code class="lang-csharp hljs">[JsonPropertyName(&quot;interval&quot;)]
 [JsonIgnore(Condition = JsonIgnoreCondition.WhenWritingDefault)]
 public double? Interval { get; set; }</code></pre>
   </div>


   <h4 class="section">Property Value</h4>
   <dl class="parameters">
     <dt><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.double">double</a>?</dt>
     <dd></dd>
   </dl>


   <a id="OpenQA_Selenium_DevTools_V148_HeadlessExperimental_BeginFrameCommandSettings_NoDisplayUpdates_" data-uid="OpenQA.Selenium.DevTools.V148.HeadlessExperimental.BeginFrameCommandSettings.NoDisplayUpdates*"></a>

   <h3 id="OpenQA_Selenium_DevTools_V148_HeadlessExperimental_BeginFrameCommandSettings_NoDisplayUpdates" data-uid="OpenQA.Selenium.DevTools.V148.HeadlessExperimental.BeginFrameCommandSettings.NoDisplayUpdates">
   NoDisplayUpdates
   <a class="header-action link-secondary" title="View source" href="https://github.com/SeleniumHQ/selenium/blob/docfix/bazel-bin/dotnet/src/webdriver/DevTools/v148/HeadlessExperimental/BeginFrameCommand.cs/#L46"><i class="bi bi-code-slash"></i></a>
   </h3>

   <div class="markdown level1 summary"><p>Whether updates should not be committed and drawn onto the display. False by default. If
 true, only side effects of the BeginFrame will be run, such as layout and animations, but
 any visual updates may not be visible on the display or in screenshots.</p>
 </div>
   <div class="markdown level1 conceptual"></div>

   <div class="codewrapper">
     <pre><code class="lang-csharp hljs">[JsonPropertyName(&quot;noDisplayUpdates&quot;)]
 [JsonIgnore(Condition = JsonIgnoreCondition.WhenWritingDefault)]
 public bool? NoDisplayUpdates { get; set; }</code></pre>
   </div>


   <h4 class="section">Property Value</h4>
   <dl class="parameters">
     <dt><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.boolean">bool</a>?</dt>
     <dd></dd>
   </dl>


   <a id="OpenQA_Selenium_DevTools_V148_HeadlessExperimental_BeginFrameCommandSettings_Screenshot_" data-uid="OpenQA.Selenium.DevTools.V148.HeadlessExperimental.BeginFrameCommandSettings.Screenshot*"></a>

   <h3 id="OpenQA_Selenium_DevTools_V148_HeadlessExperimental_BeginFrameCommandSettings_Screenshot" data-uid="OpenQA.Selenium.DevTools.V148.HeadlessExperimental.BeginFrameCommandSettings.Screenshot">
   Screenshot
   <a class="header-action link-secondary" title="View source" href="https://github.com/SeleniumHQ/selenium/blob/docfix/bazel-bin/dotnet/src/webdriver/DevTools/v148/HeadlessExperimental/BeginFrameCommand.cs/#L55"><i class="bi bi-code-slash"></i></a>
   </h3>

   <div class="markdown level1 summary"><p>If set, a screenshot of the frame will be captured and returned in the response. Otherwise,
 no screenshot will be captured. Note that capturing a screenshot can fail, for example,
 during renderer initialization. In such a case, no screenshot data will be returned.</p>
 </div>
   <div class="markdown level1 conceptual"></div>

   <div class="codewrapper">
     <pre><code class="lang-csharp hljs">[JsonPropertyName(&quot;screenshot&quot;)]
 [JsonIgnore(Condition = JsonIgnoreCondition.WhenWritingDefault)]
 public ScreenshotParams? Screenshot { get; set; }</code></pre>
   </div>


   <h4 class="section">Property Value</h4>
   <dl class="parameters">
     <dt><a class="xref" href="OpenQA.Selenium.DevTools.V148.HeadlessExperimental.ScreenshotParams.html">ScreenshotParams</a></dt>
     <dd></dd>
   </dl>


 </article>

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	<article data-uid="OpenQA.Selenium.DevTools.V148.HeadlessExperimental.BeginFrameCommandSettings">



	<h1 id="OpenQA_Selenium_DevTools_V148_HeadlessExperimental_BeginFrameCommandSettings" data-uid="OpenQA.Selenium.DevTools.V148.HeadlessExperimental.BeginFrameCommandSettings" class="text-break">
	Class BeginFrameCommandSettings <a class="header-action link-secondary" title="View source" href="https://github.com/SeleniumHQ/selenium/blob/docfix/bazel-bin/dotnet/src/webdriver/DevTools/v148/HeadlessExperimental/BeginFrameCommand.cs/#L15"><i class="bi bi-code-slash"></i></a>
	</h1>

	<div class="facts text-secondary">
	<dl><dt>Namespace</dt><dd><a class="xref" href="OpenQA.html">OpenQA</a>.<a class="xref" href="OpenQA.Selenium.html">Selenium</a>.<a class="xref" href="OpenQA.Selenium.DevTools.html">DevTools</a>.<a class="xref" href="OpenQA.Selenium.DevTools.V148.html">V148</a>.<a class="xref" href="OpenQA.Selenium.DevTools.V148.HeadlessExperimental.html">HeadlessExperimental</a></dd></dl>
	<dl><dt>Assembly</dt><dd>Selenium.WebDriver.dll</dd></dl>
	</div>

	<div class="markdown summary"><p>Sends a BeginFrame to the target and returns when the frame was completed. Optionally captures a
	screenshot from the resulting frame. Requires that the target was created with enabled
	BeginFrameControl. Designed for use with --run-all-compositor-stages-before-draw, see also
	<a href="https://goo.gle/chrome-headless-rendering">https://goo.gle/chrome-headless-rendering</a> for more background.</p>
	</div>
	<div class="markdown conceptual"></div>

	<div class="codewrapper">
	<pre><code class="lang-csharp hljs">public sealed class BeginFrameCommandSettings : ICommand</code></pre>
	</div>




	<dl class="typelist inheritance">
	<dt>Inheritance</dt>
	<dd>
	<div><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.object">object</a></div>
	<div><span class="xref">BeginFrameCommandSettings</span></div>
	</dd>
	</dl>

	<dl class="typelist implements">
	<dt>Implements</dt>
	<dd>
	<div><a class="xref" href="OpenQA.Selenium.DevTools.ICommand.html">ICommand</a></div>
	</dd>
	</dl>


	<dl class="typelist inheritedMembers">
	<dt>Inherited Members</dt>
	<dd>
	<div>
	<a class="xref" href="https://learn.microsoft.com/dotnet/api/system.object.tostring">object.ToString()</a>
	</div>
	<div>
	<a class="xref" href="https://learn.microsoft.com/dotnet/api/system.object.equals#system-object-equals(system-object)">object.Equals(object)</a>
	</div>
	<div>
	<a class="xref" href="https://learn.microsoft.com/dotnet/api/system.object.equals#system-object-equals(system-object-system-object)">object.Equals(object, object)</a>
	</div>
	<div>
	<a class="xref" href="https://learn.microsoft.com/dotnet/api/system.object.referenceequals">object.ReferenceEquals(object, object)</a>
	</div>
	<div>
	<a class="xref" href="https://learn.microsoft.com/dotnet/api/system.object.gethashcode">object.GetHashCode()</a>
	</div>
	<div>
	<a class="xref" href="https://learn.microsoft.com/dotnet/api/system.object.gettype">object.GetType()</a>
	</div>
	</dd></dl>






	<h2 class="section" id="properties">Properties
	</h2>


	<a id="OpenQA_Selenium_DevTools_V148_HeadlessExperimental_BeginFrameCommandSettings_CommandName_" data-uid="OpenQA.Selenium.DevTools.V148.HeadlessExperimental.BeginFrameCommandSettings.CommandName*"></a>

	<h3 id="OpenQA_Selenium_DevTools_V148_HeadlessExperimental_BeginFrameCommandSettings_CommandName" data-uid="OpenQA.Selenium.DevTools.V148.HeadlessExperimental.BeginFrameCommandSettings.CommandName">
	CommandName
	<a class="header-action link-secondary" title="View source" href="https://github.com/SeleniumHQ/selenium/blob/docfix/bazel-bin/dotnet/src/webdriver/DevTools/v148/HeadlessExperimental/BeginFrameCommand.cs/#L22"><i class="bi bi-code-slash"></i></a>
	</h3>

	<div class="markdown level1 summary"><p>Gets the name of the command.</p>
	</div>
	<div class="markdown level1 conceptual"></div>

	<div class="codewrapper">
	<pre><code class="lang-csharp hljs">[JsonIgnore]
	public string CommandName { get; }</code></pre>
	</div>





	<h4 class="section">Property Value</h4>
	<dl class="parameters">
	<dt><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.string">string</a></dt>
	<dd></dd>
	</dl>








	<a id="OpenQA_Selenium_DevTools_V148_HeadlessExperimental_BeginFrameCommandSettings_FrameTimeTicks_" data-uid="OpenQA.Selenium.DevTools.V148.HeadlessExperimental.BeginFrameCommandSettings.FrameTimeTicks*"></a>

	<h3 id="OpenQA_Selenium_DevTools_V148_HeadlessExperimental_BeginFrameCommandSettings_FrameTimeTicks" data-uid="OpenQA.Selenium.DevTools.V148.HeadlessExperimental.BeginFrameCommandSettings.FrameTimeTicks">
	FrameTimeTicks
	<a class="header-action link-secondary" title="View source" href="https://github.com/SeleniumHQ/selenium/blob/docfix/bazel-bin/dotnet/src/webdriver/DevTools/v148/HeadlessExperimental/BeginFrameCommand.cs/#L29"><i class="bi bi-code-slash"></i></a>
	</h3>

	<div class="markdown level1 summary"><p>Timestamp of this BeginFrame in Renderer TimeTicks (milliseconds of uptime). If not set,
	the current time will be used.</p>
	</div>
	<div class="markdown level1 conceptual"></div>

	<div class="codewrapper">
	<pre><code class="lang-csharp hljs">[JsonPropertyName("frameTimeTicks")]
	[JsonIgnore(Condition = JsonIgnoreCondition.WhenWritingDefault)]
	public double? FrameTimeTicks { get; set; }</code></pre>
	</div>





	<h4 class="section">Property Value</h4>
	<dl class="parameters">
	<dt><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.double">double</a>?</dt>
	<dd></dd>
	</dl>








	<a id="OpenQA_Selenium_DevTools_V148_HeadlessExperimental_BeginFrameCommandSettings_Interval_" data-uid="OpenQA.Selenium.DevTools.V148.HeadlessExperimental.BeginFrameCommandSettings.Interval*"></a>

	<h3 id="OpenQA_Selenium_DevTools_V148_HeadlessExperimental_BeginFrameCommandSettings_Interval" data-uid="OpenQA.Selenium.DevTools.V148.HeadlessExperimental.BeginFrameCommandSettings.Interval">
	Interval
	<a class="header-action link-secondary" title="View source" href="https://github.com/SeleniumHQ/selenium/blob/docfix/bazel-bin/dotnet/src/webdriver/DevTools/v148/HeadlessExperimental/BeginFrameCommand.cs/#L37"><i class="bi bi-code-slash"></i></a>
	</h3>

	<div class="markdown level1 summary"><p>The interval between BeginFrames that is reported to the compositor, in milliseconds.
	Defaults to a 60 frames/second interval, i.e. about 16.666 milliseconds.</p>
	</div>
	<div class="markdown level1 conceptual"></div>

	<div class="codewrapper">
	<pre><code class="lang-csharp hljs">[JsonPropertyName("interval")]
	[JsonIgnore(Condition = JsonIgnoreCondition.WhenWritingDefault)]
	public double? Interval { get; set; }</code></pre>
	</div>





	<h4 class="section">Property Value</h4>
	<dl class="parameters">
	<dt><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.double">double</a>?</dt>
	<dd></dd>
	</dl>








	<a id="OpenQA_Selenium_DevTools_V148_HeadlessExperimental_BeginFrameCommandSettings_NoDisplayUpdates_" data-uid="OpenQA.Selenium.DevTools.V148.HeadlessExperimental.BeginFrameCommandSettings.NoDisplayUpdates*"></a>

	<h3 id="OpenQA_Selenium_DevTools_V148_HeadlessExperimental_BeginFrameCommandSettings_NoDisplayUpdates" data-uid="OpenQA.Selenium.DevTools.V148.HeadlessExperimental.BeginFrameCommandSettings.NoDisplayUpdates">
	NoDisplayUpdates
	<a class="header-action link-secondary" title="View source" href="https://github.com/SeleniumHQ/selenium/blob/docfix/bazel-bin/dotnet/src/webdriver/DevTools/v148/HeadlessExperimental/BeginFrameCommand.cs/#L46"><i class="bi bi-code-slash"></i></a>
	</h3>

	<div class="markdown level1 summary"><p>Whether updates should not be committed and drawn onto the display. False by default. If
	true, only side effects of the BeginFrame will be run, such as layout and animations, but
	any visual updates may not be visible on the display or in screenshots.</p>
	</div>
	<div class="markdown level1 conceptual"></div>

	<div class="codewrapper">
	<pre><code class="lang-csharp hljs">[JsonPropertyName("noDisplayUpdates")]
	[JsonIgnore(Condition = JsonIgnoreCondition.WhenWritingDefault)]
	public bool? NoDisplayUpdates { get; set; }</code></pre>
	</div>





	<h4 class="section">Property Value</h4>
	<dl class="parameters">
	<dt><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.boolean">bool</a>?</dt>
	<dd></dd>
	</dl>








	<a id="OpenQA_Selenium_DevTools_V148_HeadlessExperimental_BeginFrameCommandSettings_Screenshot_" data-uid="OpenQA.Selenium.DevTools.V148.HeadlessExperimental.BeginFrameCommandSettings.Screenshot*"></a>

	<h3 id="OpenQA_Selenium_DevTools_V148_HeadlessExperimental_BeginFrameCommandSettings_Screenshot" data-uid="OpenQA.Selenium.DevTools.V148.HeadlessExperimental.BeginFrameCommandSettings.Screenshot">
	Screenshot
	<a class="header-action link-secondary" title="View source" href="https://github.com/SeleniumHQ/selenium/blob/docfix/bazel-bin/dotnet/src/webdriver/DevTools/v148/HeadlessExperimental/BeginFrameCommand.cs/#L55"><i class="bi bi-code-slash"></i></a>
	</h3>

	<div class="markdown level1 summary"><p>If set, a screenshot of the frame will be captured and returned in the response. Otherwise,
	no screenshot will be captured. Note that capturing a screenshot can fail, for example,
	during renderer initialization. In such a case, no screenshot data will be returned.</p>
	</div>
	<div class="markdown level1 conceptual"></div>

	<div class="codewrapper">
	<pre><code class="lang-csharp hljs">[JsonPropertyName("screenshot")]
	[JsonIgnore(Condition = JsonIgnoreCondition.WhenWritingDefault)]
	public ScreenshotParams? Screenshot { get; set; }</code></pre>
	</div>





	<h4 class="section">Property Value</h4>
	<dl class="parameters">
	<dt><a class="xref" href="OpenQA.Selenium.DevTools.V148.HeadlessExperimental.ScreenshotParams.html">ScreenshotParams</a></dt>
	<dd></dd>
	</dl>









	</article>

	<div class="contribution d-print-none">
	<a href="https://github.com/SeleniumHQ/selenium/blob/docfix/bazel-bin/dotnet/src/webdriver/DevTools/v148/HeadlessExperimental/BeginFrameCommand.cs/#L15" class="edit-link">Edit this page</a>
	</div>


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