Added support for rotation to the transform handler for the tracker effect

- JSON communication with tracker effect no longer needs to pass the frame_number as argument
- Added bounding box ID generator to Tracker effect

Author: BrennoCaldato

src/windows/video_widget.py

@@ -1025,9 +1025,11 @@ def updateEffectProperty(self, effect_id, frame_number, property_key, new_value,
         """Update a keyframe property to a new value, adding or updating keyframes as needed"""
         found_point = False
         effect_updated = False
+        
+        raw_properties = json.loads(self.transforming_effect_object.Json())
 
-        raw_properties = json.loads(self.transforming_effect_object.Json(frame_number))
         c = Effect.get(id=effect_id)
+
         if not c:
             # No clip found
             return
@@ -1046,19 +1048,15 @@ def updateEffectProperty(self, effect_id, frame_number, property_key, new_value,
             log.info("Created new point at X=%s" % frame_number)
             raw_properties[property_key]["Points"].append({'co': {'X': frame_number, 'Y': new_value}, 'interpolation': openshot.BEZIER})
 
-        # Reduce # of clip properties we are saving (performance boost)
-        # raw_properties = {property_key: raw_properties.get(property_key)}
-
         raw_properties_string = json.dumps(raw_properties)
 
-        self.transforming_effect_object.SetJson(frame_number, raw_properties_string)
-
         if effect_updated:
             c.save()
+            # Update the preview
             if refresh:
                 get_app().window.refreshFrameSignal.emit()
 
-        self.transforming_effect_object.SetJson(frame_number, raw_properties_string)
+        self.transforming_effect_object.SetJson(raw_properties_string)
 
     def refreshTriggered(self):
         """Signal to refresh viewport (i.e. a property might have changed that effects the preview)"""
@@ -1277,4 +1275,3 @@ def __init__(self, *args):
         self.win.KeyFrameTransformSignal.connect(self.keyFrameTransformTriggered)
         self.win.SelectRegionSignal.connect(self.regionTriggered)
         self.win.refreshFrameSignal.connect(self.refreshTriggered)
-

src/windows/views/webview.py

@@ -3020,8 +3020,16 @@ def callback(self, effect_names, callback_data):
 
                         # Get Effect JSON
                         effect.Id(get_app().project.generate_id())
+                        
                     effect_json = json.loads(effect.Json())
 
+                    # Generate box_id to Tracker Effect
+                    if "box_id" in effect_json:
+                        boxId = get_app().project.generate_id()
+                        effect_json["box_id"] = boxId
+
+                    print(effect_json)
+
                     # Append effect JSON to clip
                     clip.data["effects"].append(effect_json)