ENH: add superimpose prior to stitching rtc scenes

TimeSeries/s1base.py

@@ -213,6 +213,17 @@ class S1GRDPipeline:
             ty = self.TMP_TYPE
             self.append(ortho, fn, ty, 'io.out', is_output=True)
 
+    def superimpose(self):
+        proc_idx = self.out_idx.copy()
+        self.out_idx = []
+        for t in proc_idx:
+            si = otb.Registry.CreateApplication('Superimpose')
+            si.SetParameterString('inr', self.roi)
+            si.SetParameterInputImage('inm', self.pipe[t].GetParameterOutputImage(self.out_p[t]))
+            si.Execute()
+            fn = self.files[t].replace('.tiff', '_roi.tiff')
+            self.append(si, fn, self.TMP_TYPE, 'out', is_output=True)
+
     def stitch(self):
         proc_idx = self.out_idx.copy()
         self.out_idx = []