Obsolete Members for RenderCapture
QML 类型RenderCapture的以下成员已被弃用。提供它们是为了让旧源代码继续工作。我们强烈建议不要在新代码中使用它们。
方法（Methods
- RenderCaptureReply requestCapture(int captureId)
(deprecated)
方法文件
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该方法已被弃用。我们强烈建议不要在新代码中使用它。
用于请求渲染捕获。用户可以指定一个captureId 来标识请求。requestId 不必是唯一的。即使帧图有多个叶节点，每次 requestCapture 调用也只会产生一个呈现捕捉结果。函数会返回一个 QRenderCaptureReply 对象，该对象会在函数完成后接收捕获的图像。用户负责重新分配返回的对象。
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