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Method: projects.filmstripThumbnails.create
使用集合让一切井井有条
根据您的偏好保存内容并对其进行分类。
创建一个 ID，用于呈现包含合集中多个图片的图片。
此属性与 filmstripThumbnails.getPixels 结合使用。调用 filmstripThumbnails.create 会提供一个表达式和一些输出选项。filmstripThumbnails.create 的结果是一个 ID，表示在对该表达式求值并应用这些选项后得到的图片。随后，可以调用 filmstripThumbnails.getPixels 来获取显示 ImageCollection 的所有元素的图片，这些元素会从上到下或从左到右串联。该 ID 的有效期为中等时间（几小时）。
请求的总大小限制为 ImageCollection 中的所有图片的 512*512*100 像素。超出这些限制的请求将导致错误代码为 400 (BAD_REQUEST)。
HTTP 请求
POST https://earthengine.googleapis.com/v1beta/{parent=projects/*}/filmstripThumbnails
网址采用 gRPC 转码语法。
路径参数
| 参数 |
parent |
string
必需。将在其中创建影片片段缩略图的位置的父级（例如，“projects/*”）。
必须对指定的资源 parent 具有以下 IAM 权限才能进行授权：
earthengine.filmstripthumbnails.create
|
查询参数
| 参数 |
workloadTag |
string
用户提供的用于跟踪此计算的代码。
|
请求正文
请求正文包含一个 FilmstripThumbnail 实例。
响应正文
如果成功，响应正文将包含一个新创建的 FilmstripThumbnail 实例。
授权范围
需要以下 OAuth 范围之一：
https://www.googleapis.com/auth/earthengine
https://www.googleapis.com/auth/earthengine.readonly
https://www.googleapis.com/auth/cloud-platform
https://www.googleapis.com/auth/cloud-platform.read-only
如需了解详情，请参阅 OAuth 2.0 Overview。
如未另行说明，那么本页面中的内容已根据知识共享署名 4.0 许可获得了许可，并且代码示例已根据 Apache 2.0 许可获得了许可。有关详情，请参阅 Google 开发者网站政策。Java 是 Oracle 和/或其关联公司的注册商标。
最后更新时间 (UTC)：2025-07-25。
[null,null,["最后更新时间 (UTC)：2025-07-25。"],[[["\u003cp\u003eCreates an ID representing an image composed of multiple images from an ImageCollection, arranged vertically or horizontally.\u003c/p\u003e\n"],["\u003cp\u003eThe generated ID can be used with \u003ccode\u003efilmstripThumbnails.getPixels\u003c/code\u003e to retrieve the combined image.\u003c/p\u003e\n"],["\u003cp\u003eThe total pixel limit for the combined image is 512*512*100 pixels; exceeding this limit results in a 400 error.\u003c/p\u003e\n"],["\u003cp\u003eRequires specific IAM permissions and OAuth scopes for authorization and access.\u003c/p\u003e\n"]]],["An ID representing a multi-image composite is created via a `POST` request to `filmstripThumbnails.create`, specifying an expression and output options. This ID, valid for a few hours, is used with `filmstripThumbnails.getPixels` to retrieve the concatenated image from an ImageCollection. The request is limited to 512\\*512\\*100 pixels, with larger requests resulting in a 400 error. A `workloadTag` can be included. Authorization is required, with specific IAM permissions and OAuth scopes.\n"],null,["# Method: projects.filmstripThumbnails.create\n\nCreates an ID that can be used to render an image containing multiple images from a collection.\n\nThis is used in conjunction with `filmstripThumbnails.getPixels`. A call to `filmstripThumbnails.create` provides an expression and some output options. The result of `filmstripThumbnails.create` is an ID that represents an image that is the result of evaluating that expression and applying those options. Subsequently, calls to `filmstripThumbnails.getPixels` can be made to get an image showing all of the elements of an ImageCollection, concatenated top-to-bottom or side-to-side. The ID will be valid for a moderate period (a few hours).\n\nThe request is limited to 512\\*512\\*100 pixels in total, across all Images in the ImageCollection. Requests exceeding these limits will result in an error code of 400 (BAD_REQUEST).\n\n### HTTP request\n\n`POST https://earthengine.googleapis.com/v1beta/{parent=projects/*}/filmstripThumbnails`\n\nThe URL uses [gRPC Transcoding](https://google.aip.dev/127) syntax.\n\n### Path parameters\n\n| Parameters ||\n|----------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| `parent` | `string` Required. The parent of the location where the filmstrip thumbnail will be created (e.g., \"projects/\\*\"). Authorization requires the following [IAM](https://cloud.google.com/iam/docs/) permission on the specified resource `parent`: - `earthengine.filmstripthumbnails.create` |\n\n### Query parameters\n\n| Parameters ||\n|---------------|-------------------------------------------------------|\n| `workloadTag` | `string` User supplied tag to track this computation. |\n\n### Request body\n\nThe request body contains an instance of [FilmstripThumbnail](/earth-engine/reference/rest/v1beta/projects.filmstripThumbnails#FilmstripThumbnail).\n\n### Response body\n\nIf successful, the response body contains a newly created instance of [FilmstripThumbnail](/earth-engine/reference/rest/v1beta/projects.filmstripThumbnails#FilmstripThumbnail).\n\n### Authorization scopes\n\nRequires one of the following OAuth scopes:\n\n- `https://www.googleapis.com/auth/earthengine`\n- `\n https://www.googleapis.com/auth/earthengine.readonly`\n- `\n https://www.googleapis.com/auth/cloud-platform`\n- `\n https://www.googleapis.com/auth/cloud-platform.read-only`\n\nFor more information, see the [OAuth 2.0 Overview](/identity/protocols/OAuth2)."]]
