Handle split-merge of shots.geojson

VERSION

@@ -1 +1 @@
-0.9.8
+1.0.0

opendm/shots.py

@@ -93,5 +93,24 @@ def get_geojson_shots_from_opensfm(reconstruction_file, geocoords_transformation
     else:
         raise RuntimeError("%s does not exist." % reconstruction_file)
 
-def merge_geojson_shots(geojson_shots_files):
-    pass
+def merge_geojson_shots(geojson_shots_files, output_geojson_file):
+    result = None
+    added_files = {}
+    for shot_file in geojson_shots_files:
+        with open(shot_file, "r") as f:
+            shots = json.loads(f.read())
+
+        if result is None:
+            for feat in shots.get('features', []):
+                added_files[feat['properties']['filename']] = True
+
+            # Use first file as base
+            result = shots
+        else:
+            # Append features if filename not already added
+            for feat in shots.get('features', []):
+                if not feat['properties']['filename'] in added_files:
+                    result['features'].append(feat)
+
+    with open(output_geojson_file, "w") as f:
+        f.write(json.dumps(result))

stages/splitmerge.py

@@ -15,6 +15,7 @@
 from opendm.cropper import Cropper
 from opendm.concurrency import get_max_memory
 from opendm.remote import LocalRemoteExecutor
+from opendm.shots import merge_geojson_shots
 from opendm import point_cloud
 from pipes import quote
 
@@ -341,6 +342,20 @@ def merge_dems(dem_filename, human_name):
             if args.merge in ['all', 'dem'] and args.dtm:
                 merge_dems("dtm.tif", "DTM")
 
+            self.update_progress(95)
+
+            # Merge reports
+            if not io.dir_exists(tree.odm_report):
+                system.mkdir_p(tree.odm_report)
+
+            geojson_shots = tree.path(tree.odm_report, "shots.geojson")
+            if not io.file_exists(geojson_shots) or self.rerun():
+                geojson_shots_files = get_submodel_paths(tree.submodels_path, "odm_report", "shots.geojson")
+                log.ODM_INFO("Merging %s shots.geojson files" % len(geojson_shots_files))
+                merge_geojson_shots(geojson_shots_files, geojson_shots)
+            else:
+                log.ODM_WARNING("Found merged shots.geojson in %s" % tree.odm_report)
+
             # Stop the pipeline short! We're done.
             self.next_stage = None
         else: