影片畫布的 ID。這是必要屬性，且在包含的版面配置模型中不得重複。用戶端應謹慎重複使用這些 ID，因為這可讓後端盡可能將影片串流指派給相同的畫布。
簽名
id: number;
詳細資料
| 類型 | number |
|---|---|
| 選用 | 否 |
| 唯讀 | 否 |
屬性簽章 MediaApiCanvas.id
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上次更新時間：2025-07-25 (世界標準時間)。
[null,null,["上次更新時間：2025-07-25 (世界標準時間)。"],[],[],null,["| **Developer Preview:** Available as part of the [Google Workspace Developer Preview Program](https://developers.google.com/workspace/preview), which grants early access to certain features. \n|\n| **To use the Meet Media API to access real-time media from a conference, the Google Cloud project, OAuth principal, and all participants in the conference must be enrolled in the Developer Preview Program.**\n\nID for the video canvas. This is required and must be unique within the\ncontaining layout model. Clients should prudently reuse these IDs, as this\nallows the backend to keep assigning video streams to the same canvas as much as\npossible.\n\nSignature \n\n id: number;\n\nDetails\n\n| Type | `number` |\n| Optional | No |\n| Readonly | No |\n|----------|----------|"]]