Get correct CRS authid

Author: anitagraser

qgis_processing/qgisUtils.py

@@ -115,7 +115,7 @@ def df_from_pt_layer(layer, time_field_name, trajectory_id_field):
 
 def tc_from_pt_layer(layer, time_field_name, trajectory_id_field, min_length=0):
     df = df_from_pt_layer(layer, time_field_name, trajectory_id_field)
-    crs = CRS(int(layer.sourceCrs().geographicCrsAuthId().split(":")[1]))
+    crs = CRS(int(layer.sourceCrs().authid().split(":")[1]))
     return tc_from_df(df, time_field_name, trajectory_id_field, crs, min_length)