GeoTiff: add 64bit support

ArduPilot · Jun 25, 2021 · fd7aba2 · fd7aba2
1 parent 6dca52c
commit fd7aba2
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/ExtLibs/Utilities/GeoTiff.cs b/ExtLibs/Utilities/GeoTiff.cs
@@ -608,6 +608,12 @@ private static double ProcessScanLine(geotiffdata geotiffdata, int y, byte[] sca
                     return short.MinValue;
                 return BitConverter.ToSingle(scanline, y * 4);
             }
+            else if (geotiffdata.bits == 64 && geotiffdata.type == 3)
+            {
+                if (y * 8 > scanline.Length)
+                    return short.MinValue;
+                return BitConverter.ToDouble(scanline, y * 8);
+            }
 
             throw new Exception("ProcessScanLine: Invalid geotiff coord");
         }