planning

node_modules/geotiff/dist-node/compression/basedecoder.js

@@ -0,0 +1,18 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+const predictor_js_1 = require("../predictor.js");
+class BaseDecoder {
+    async decode(fileDirectory, buffer) {
+        const decoded = await this.decodeBlock(buffer);
+        const predictor = fileDirectory.Predictor || 1;
+        if (predictor !== 1) {
+            const isTiled = !fileDirectory.StripOffsets;
+            const tileWidth = isTiled ? fileDirectory.TileWidth : fileDirectory.ImageWidth;
+            const tileHeight = isTiled ? fileDirectory.TileLength : (fileDirectory.RowsPerStrip || fileDirectory.ImageLength);
+            return (0, predictor_js_1.applyPredictor)(decoded, predictor, tileWidth, tileHeight, fileDirectory.BitsPerSample, fileDirectory.PlanarConfiguration);
+        }
+        return decoded;
+    }
+}
+exports.default = BaseDecoder;
+//# sourceMappingURL=basedecoder.js.map