Python bindings: gdal.Footprint(): add a minRingArea option

swig/include/python/gdal_python.i

@@ -3416,6 +3416,7 @@ def FootprintOptions(options=None,
                      densify=None,
                      simplify=None,
                      maxPoints=None,
+                     minRingArea=None,
                      layerName=None,
                      layerCreationOptions=None,
                      datasetCreationOptions=None,
@@ -3454,6 +3455,8 @@ def FootprintOptions(options=None,
         tolerance value for polygon simplification
     maxPoints:
         maximum number of points (100 by default, "unlimited" for unlimited)
+    minRingArea:
+        Minimum value for the area of a ring The unit of the area is in square pixels if targetCoordinateSystem equals "pixel", or otherwise in georeferenced units of the target vector dataset. This option is applied after the reprojection implied by dstSRS
     layerName:
         output layer name
     callback:
@@ -3499,6 +3502,8 @@ def FootprintOptions(options=None,
             new_options += ['-simplify', str(simplify)]
         if maxPoints is not None:
             new_options += ['-max_points', str(maxPoints)]
+        if minRingArea is not None:
+            new_options += ['-min_ring_area', str(minRingArea)]
         if layerName is not None:
             new_options += ['-lyr_name', layerName]
         if datasetCreationOptions is not None: