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Save geotiff files and metadata to indexeddb #891

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11 changes: 11 additions & 0 deletions packages/base/src/tools.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -17,6 +17,7 @@ import Protobuf from 'pbf';
import shp from 'shpjs';

import RASTER_LAYER_GALLERY from '@/rasterlayer_gallery/raster_layer_gallery.json';
import { getGdal } from './gdal';

export const debounce = (
func: CallableFunction,
Expand Down Expand Up @@ -486,8 +487,18 @@ export const loadGeoTiff = async (
fileBlob = await base64ToBlob(file.content, mimeType);
}

const geotiff = new File([fileBlob], 'loaded.tif');
const gdal = await getGdal();
const result = await gdal.open(geotiff);
const tifDataset = result.datasets[0];
const metadata = await gdal.gdalinfo(tifDataset, ['-stats']);
gdal.close(tifDataset);

await saveToIndexedDB(url, fileBlob, metadata);

return {
file: fileBlob,
metadata,
sourceUrl: url,
};
};
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