GUI: updates to camera thread

src/aare/gui/threads/camera_thread.py

@@ -25,7 +25,7 @@ class SampleCameraThread(QThread):
         self.__socket.connect(zmq_url)
 
         self.running = True
-        self.__measure_focus = True
+        self.__measure_focus = False
         self.__focus_mask = None
         self.__beam_x = 0
         self.__beam_y = 0
@@ -70,10 +70,23 @@ class SampleCameraThread(QThread):
                 if len(r) != 2:
                     continue
 
-                meta, data = r
-                header = json.loads(meta)
-                header_shape = header["shape"]
-                if header["type"] == "uint8" and len(header_shape) == 2:
+                data = r[-1]
+                header = None
+
+                for part in r[:-1]:
+                    try:
+                        decoded = json.loads(part.decode("utf-8"))
+                        if isinstance(decoded, dict) and "shape" in decoded:
+                            header = decoded
+                            break
+                    except:
+                        continue
+
+                #meta, data = r
+                #header = json.loads(meta)
+                #header_shape = header["shape"]
+                if header and header.get("type") == "uint8":# and len(header_shape) == 2:
+                    header_shape = header["shape"]
                     bayer_image = np.frombuffer(data, dtype=np.uint8)
                     bayer_image = bayer_image.reshape(header_shape)
                     rgb_image = cv2.cvtColor(bayer_image, cv2.COLOR_BAYER_GB2RGB)