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Diffstat (limited to 'files/zh-cn/web/api/baseaudiocontext/createconstantsource/index.html')
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diff --git a/files/zh-cn/web/api/baseaudiocontext/createconstantsource/index.html b/files/zh-cn/web/api/baseaudiocontext/createconstantsource/index.html new file mode 100644 index 0000000000..6bff3de1e9 --- /dev/null +++ b/files/zh-cn/web/api/baseaudiocontext/createconstantsource/index.html @@ -0,0 +1,110 @@ +--- +title: BaseAudioContext.createConstantSource() +slug: Web/API/BaseAudioContext/createConstantSource +translation_of: Web/API/BaseAudioContext/createConstantSource +--- +<p>{{APIRef("Web Audio API")}}</p> + +<p><span class="seoSummary"> <strong><code>createConstantSource()</code></strong> 是 {{domxref("BaseAudioContext")}} 接口的一个方法, 用于生成一个 {{domxref("ConstantSourceNode")}} 对象, 该对象是一个输出单信道(one-channel)音频信号的音频源,这些音频信号都拥有一个恒定的样本值。</span></p> + +<h2 id="Syntax">Syntax</h2> + +<pre class="syntaxbox">var constantSourceNode = AudioContext.createConstantSource()</pre> + +<h3 id="Parameters">Parameters</h3> + +<p>None.</p> + +<h3 id="Returns">Returns</h3> + +<p>A {{domxref('ConstantSourceNode')}} instance.</p> + +<h2 id="Specifications">Specifications</h2> + +<table class="standard-table"> + <tbody> + <tr> + <th scope="col">Specification</th> + <th scope="col">Status</th> + <th scope="col">Comment</th> + </tr> + <tr> + <td>{{SpecName('Web Audio API','#dom-baseaudiocontext-createconstantsource','createConstantSource()')}}</td> + <td>{{Spec2('Web Audio API')}}</td> + <td>Initial definition.</td> + </tr> + </tbody> +</table> + +<h2 id="Browser_Compatibility">Browser Compatibility</h2> + +<div>{{CompatibilityTable}}</div> + +<div id="compat-desktop"> +<table class="compat-table"> + <tbody> + <tr> + <th>Feature</th> + <th>Chrome</th> + <th>Firefox (Gecko)</th> + <th>Internet Explorer</th> + <th>Opera</th> + <th>Safari (WebKit)</th> + </tr> + <tr> + <td>Basic support</td> + <td>{{CompatChrome(56.0)}}</td> + <td>{{CompatVersionUnknown}}</td> + <td>{{CompatUnknown}}</td> + <td>{{CompatOpera(43)}}</td> + <td>{{CompatUnknown}}</td> + </tr> + <tr> + <td>Implemented on <code>AudioContext</code></td> + <td>{{CompatChrome(10.0)}}{{property_prefix("webkit")}}</td> + <td>{{CompatVersionUnknown}}</td> + <td>{{CompatNo}}</td> + <td>15.0{{property_prefix("webkit")}}<br> + 22 (unprefixed)</td> + <td>6.0{{property_prefix("webkit")}}</td> + </tr> + </tbody> +</table> +</div> + +<div id="compat-mobile"> +<table class="compat-table"> + <tbody> + <tr> + <th>Feature</th> + <th>Android</th> + <th>Android Webview</th> + <th>Firefox Mobile (Gecko)</th> + <th>IE Mobile</th> + <th>Opera Mobile</th> + <th>Safari Mobile</th> + <th>Chrome for Android</th> + </tr> + <tr> + <td>Basic support</td> + <td>{{CompatNo}}</td> + <td>{{CompatChrome(56.0)}}</td> + <td>{{CompatVersionUnknown}}</td> + <td>{{CompatUnknown}}</td> + <td>{{CompatOperaMobile(43)}}</td> + <td>{{CompatUnknown}}</td> + <td>{{CompatChrome(56.0)}}</td> + </tr> + <tr> + <td>Implemented on <code>AudioContext</code></td> + <td>{{CompatUnknown}}</td> + <td>{{CompatVersionUnknown}}</td> + <td>26.0</td> + <td>{{CompatUnknown}}</td> + <td>{{CompatUnknown}}</td> + <td>{{CompatUnknown}}</td> + <td>33.0</td> + </tr> + </tbody> +</table> +</div> |