Add source file path to signal and image metadata

Author: PierreRaybaut

CHANGELOG.md

@@ -88,6 +88,11 @@ for future and past milestones.
     performance during the execution of test scripts
   * Test scenarios on signals and images are now using this feature to improve
     performance
+* Signal and image metadata:
+  * Added "source" entry to the metadata dictionary, to store the source file path
+    when importing a signal or an image from a file
+  * This field is kept while processing the signal/image, in order to keep track of
+    the source file path
 
 📚 Documentation:
 

cdl/core/computation/image/__init__.py

@@ -118,6 +118,7 @@ def dst_11_signal(src: ImageObj, name: str, suffix: str | None = None) -> Signal
     dst.title = title
     if suffix is not None:
         dst.title += "|" + suffix
+    dst.metadata["source"] = src.metadata["source"]  # Keep track of the source image
     return dst
 
 

cdl/core/gui/panel/base.py

@@ -648,6 +648,7 @@ def open_object(
         obj_or_objlist = self.IO_REGISTRY.read(filename)
         objs = obj_or_objlist if isinstance(obj_or_objlist, list) else [obj_or_objlist]
         for obj in objs:
+            obj.metadata["source"] = filename
             self.add_object(obj, set_current=obj is objs[-1])
         self.selection_changed()
         if len(objs) == 1: