added min_max params

configs/augmentations.json

@@ -202,22 +202,13 @@
   ],
   "JpegCompression": [
     {
-      "param_name": "quality_lower",
-      "type": "int_interval",
-      "limits_list": [
-        0,
-        100
-      ],
-      "defaults": 99
-    },
-    {
-      "param_name": "quality_upper",
-      "type": "int_interval",
+      "param_name": ["quality_lower","quality_upper"],
+      "type": "min_max",
       "limits_list": [
         0,
         100
       ],
-      "defaults": 100
+      "defaults_list": [80,100]
     }
   ],
   "ImageCompression": [

src/control.py

@@ -1,5 +1,7 @@
 import streamlit as st
 
+# TODO: rename everything
+
 
 def select_int_interval(param_name, limits_list, defaults, **kwargs):
     st.sidebar.subheader(param_name)
@@ -26,6 +28,11 @@ def select_several_ints(
     return tuple(result)
 
 
+def select_min_max(param_name, limits_list, defaults_list, **kwargs):
+    assert len(param_name) == 2
+    return select_int_interval(' and '.join(param_name), limits_list, defaults_list)
+
+
 def select_RGB(param_name, **kwargs):
     result = select_several_ints(
         param_name,
@@ -55,4 +62,5 @@ param2func = {
     "radio": select_radio,
     "rgb": select_RGB,
     "checkbox": select_checkbox,
+    "min_max": select_min_max,
 }

src/visuals.py

@@ -22,7 +22,12 @@ def show_transform_control(transform_params: dict):
     else:
         for param in transform_params:
             control_function = param2func[param["type"]]
-            param_values[param["param_name"]] = control_function(**param)
+            if isinstance(param["param_name"], list):
+                returned_values = control_function(**param)
+                for name, value in zip(param["param_name"], returned_values):
+                    param_values[name] = value
+            else:
+                param_values[param["param_name"]] = control_function(**param)
     return param_values