add Scaler module

Author: QiuJueqin

configs/nikon_d3x.yaml

@@ -14,6 +14,7 @@ module_enable_status:
   fcs: True
   hsc: True
   bcc: True
+  scl: False
 
 hardware:
   raw_width: 6080
@@ -93,3 +94,7 @@ hsc:
 bcc:
   brightness_offset: 0
   contrast_gain: 256                  # x256
+
+scl:
+  width: 6080
+  height: 4044

configs/test.yaml

@@ -14,6 +14,7 @@ module_enable_status:
   fcs: True
   hsc: True
   bcc: True
+  scl: False
 
 hardware:
   raw_width: 1920
@@ -93,3 +94,7 @@ hsc:
 bcc:
   brightness_offset: 0
   contrast_gain: 256                  # x256
+
+scl:
+  width: 1920
+  height: 1080

modules/__init__.py

@@ -15,3 +15,4 @@
 from .gac import GAC
 from .hsc import HSC
 from .nlm import NLM
+from .scl import SCL

modules/scl.py

@@ -0,0 +1,27 @@
+# File: scl.py
+# Description: Scaler
+# Created: 2021/10/26 22:36
+# Author: Qiu Jueqin (qiujueqin@gmail.com)
+
+
+from functools import partial
+import cv2
+
+from .basic_module import BasicModule
+
+
+class SCL(BasicModule):
+    def __init__(self, cfg):
+        super().__init__(cfg)
+        self.resize = partial(
+            cv2.resize, dsize=(self.params.width, self.params.height), interpolation=cv2.INTER_LINEAR
+        )
+
+    def execute(self, data):
+        if 'y_image' and 'cbcr_image' in data:
+            data['y_image'] = self.resize(data['y_image'])
+            data['cbcr_image'] = self.resize(data['cbcr_image'])
+        elif 'rgb_image' in data:
+            data['rgb_image'] = self.resize(data['rgb_image'])
+        else:
+            raise NotImplementedError('can not resize Bayer array')