无法录制canvas的画面，一片空白 #134
Description
- I have searched the issues of this repository and believe that this is not a duplicate.
Reproduction link
https://github.com/oct16/TimeCat
Steps to reproduce
录制后回放，发现canvas没有画面
What is expected?
canvas有画面
What is actually happening?
canvas无画面
| Environment | Info |
|---|---|
| System | Windows NT 10.0 |
| Browser | Chrome 124.0.0.0 |
这边是用canvas实现了web rdp远程登录win设备的画面实时渲染，需要在登录的同时，录制整个页面，结果回放视频里并没有画面，一片空白