Get a Map ID for a given asset
Returns the mapId call results, which may be passed to ee.data.getTileUrl or ui.Map.addLayer. Null if a callback is specified.
| Usage | Returns | ee.data.getMapId(params, callback) | RawMapId |
| Argument | Type | Details | params | ImageVisualizationParameters | The visualization parameters as a (client-side) JavaScript object. For Images and ImageCollections:
- image (JSON string) The image to render.
- version (number) Version number of image (or latest).
- bands (comma-separated strings) Comma-delimited list of band names to be mapped to RGB.
- min (comma-separated numbers) Value (or one per band) to map onto 00.
- max (comma-separated numbers) Value (or one per band) to map onto FF.
- gain (comma-separated numbers) Gain (or one per band) to map onto 00-FF.
- bias (comma-separated numbers) Offset (or one per band) to map onto 00-FF.
- gamma (comma-separated numbers) Gamma correction factor (or one per band)
- palette (comma-separated strings) List of CSS-style color strings (single-band previews only).
- opacity (number) a number between 0 and 1 for opacity.
- format (string) Either "jpg" or "png". |
callback | Function, optional | An optional callback. If not supplied, the call is made synchronously. |