屏幕录制
用于从页面捕获屏幕录像帧的接口。
🌐 Interface for capturing screencast frames from a page.
方法
🌐 Methods
hideActions
Added in: v1.59移除动作装饰。
🌐 Removes action decorations.
用法
Screencast.hideActions();
返回
hideOverlays
Added in: v1.59隐藏覆盖层而不移除它们。
🌐 Hides overlays without removing them.
用法
Screencast.hideOverlays();
返回
showActions
Added in: v1.59在被交互的元素上启用可视注释。返回一个一次性对象,当被释放时会停止显示操作。
🌐 Enables visual annotations on interacted elements. Returns a disposable that stops showing actions when disposed.
用法
Screencast.showActions();
Screencast.showActions(options);
参数
optionsScreencast.ShowActionsOptions(optional)
返回
- [Disposable]#
showChapter
Added in: v1.59显示带有标题和可选描述的章节覆盖,居中显示在页面上,并带有模糊背景。适用于视频录制的解说。覆盖将在指定时间后或2000毫秒后移除。
🌐 Shows a chapter overlay with a title and optional description, centered on the page with a blurred backdrop. Useful for narrating video recordings. The overlay is removed after the specified duration, or 2000ms.
用法
Screencast.showChapter(title);
Screencast.showChapter(title, options);
参数
-
在覆盖层中高亮的标题文本。
-
optionsScreencast.ShowChapterOptions(optional)
返回
showOverlay
Added in: v1.59添加一个带有指定 HTML 内容的覆盖层。该覆盖层会显示在页面上方,直到被移除。返回一个可释放对象,释放时会移除覆盖层。
🌐 Adds an overlay with the given HTML content. The overlay is displayed on top of the page until removed. Returns a disposable that removes the overlay when disposed.
用法
Screencast.showOverlay(html);
Screencast.showOverlay(html, options);
参数
-
覆盖层的 HTML 内容。
-
optionsScreencast.ShowOverlayOptions(optional)
返回
- [Disposable]#
showOverlays
Added in: v1.59显示叠加层。
🌐 Shows overlays.
用法
Screencast.showOverlays();
返回
start
Added in: v1.59开始屏幕录像。当提供 setPath 时,它会将视频录制保存到指定的文件。当提供 setOnFrame 时,会将 JPEG 编码的帧传递给回调函数。两者可以一起使用。
🌐 Starts the screencast. When setPath is provided, it saves video recording to the specified file. When setOnFrame is provided, delivers JPEG-encoded frames to the callback. Both can be used together.
用法
参数
optionsScreencast.StartOptions(optional)
返回
- [Disposable]#
stop
Added in: v1.59如果正在进行屏幕录像和视频录制,则停止它们。如果正在录制视频,则将其保存到 Screencast.start() 中指定的路径。
🌐 Stops the screencast and video recording if active. If a video was being recorded, saves it to the path specified in Screencast.start().
用法
Screencast.stop();
返回