The output encoding in which to generate the resulting image.
bandIds[]
string
If present, specifies a specific set of bands that will be selected from the result of evaluatingexpression. If not present, all bands resulting fromexpressionwill be selected.
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Missing the information I need","missingTheInformationINeed","thumb-down"],["Too complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-03-06 UTC."],[[["\u003cp\u003eThumbnails are generated from an expression that evaluates to an Earth Engine Image.\u003c/p\u003e\n"],["\u003cp\u003eUsers can customize the output format, band selection, visualization, and projection of the thumbnail.\u003c/p\u003e\n"],["\u003cp\u003eThumbnails can be created using the \u003ccode\u003eprojects.locations.thumbnails/create\u003c/code\u003e method.\u003c/p\u003e\n"],["\u003cp\u003eThe \u003ccode\u003evisualizationOptions\u003c/code\u003e field allows for applying visualization parameters to generate an 8-bit RGB visualization.\u003c/p\u003e\n"],["\u003cp\u003eThumbnails support various output formats like GeoTIFF and PNG.\u003c/p\u003e\n"]]],["This describes the structure for a thumbnail resource, outlining its JSON representation and fields. Key information includes the `name`, `expression` (an image-producing computation), desired `fileFormat`, and specific `bandIds` if a subset is needed. Optional fields include `visualizationOptions` for 8-bit RGB displays and `grid` for reprojection/clipping. `filenamePrefix` is for ZIPPED_GEO_TIFF outputs. A key action is to use `create` to generate a thumbnail ID.\n"],null,["# REST Resource: projects.locations.thumbnails\n\nResource: Thumbnail\n-------------------\n\nInformation about a thumbnail.\n\n| JSON representation |\n|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| ``` { \"name\": string, \"expression\": { object (/earth-engine/reference/rest/v1alpha/Expression) }, \"fileFormat\": enum (/earth-engine/reference/rest/v1alpha/ImageFileFormat), \"bandIds\": [ string ], \"visualizationOptions\": { object (/earth-engine/reference/rest/v1alpha/VisualizationOptions) }, \"grid\": { object (/earth-engine/reference/rest/v1alpha/PixelGrid) }, \"filenamePrefix\": string } ``` |\n\n| Fields ||\n|------------------------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| `name` | `string` The resource name representing the thumbnail, of the form \"projects/\\*/thumbnails/\\*\\*\" (e.g. \"projects/earthengine-legacy/thumbnails/\"). |\n| `expression` | `object (`[Expression](/earth-engine/reference/rest/v1alpha/Expression)`)` The expression to compute. Must evaluate to an Image. |\n| `fileFormat` | `enum (`[ImageFileFormat](/earth-engine/reference/rest/v1alpha/ImageFileFormat)`)` The output encoding in which to generate the resulting image. |\n| `bandIds[]` | `string` If present, specifies a specific set of bands that will be selected from the result of evaluating `expression`. If not present, all bands resulting from `expression` will be selected. |\n| `visualizationOptions` | `object (`[VisualizationOptions](/earth-engine/reference/rest/v1alpha/VisualizationOptions)`)` If present, a set of visualization options to apply to produce an 8-bit RGB visualization of the data. |\n| `grid` | `object (`[PixelGrid](/earth-engine/reference/rest/v1alpha/PixelGrid)`)` An optional pixel grid describing how the image computed by `expression` is reprojected and clipped. |\n| `filenamePrefix` | `string` Only used when fileFormat is ZIPPED_GEO_TIFF or ZIPPED_GEO_TIFF_PER_BAND. |\n\n| Methods ------- ||\n|-----------------------------------------------------------------------------------------|---------------------------------------------------------------|\n| ### [create](/earth-engine/reference/rest/v1alpha/projects.locations.thumbnails/create) | Creates an ID that can be used to render a \"thumbnail\" image. |"]]
