interlace video output

common.py

@@ -1,7 +1,7 @@
 import numpy as np
 
 
-class Packet:
+class StdPacket:
     def __init__(self, x: int, y: int, array: np.ndarray):
         self.x = x
         self.y = y
@@ -14,9 +14,34 @@ class Packet:
         bytestr += self.array.tobytes()
         return bytestr
 
-def from_bytes(b: bytes) -> Packet:
+def from_bytes_std(b: bytes) -> StdPacket:
     x = int.from_bytes(b[0:4], signed = False)
     y = int.from_bytes(b[4:8], signed = False)
     array = np.frombuffer(b[8:], np.uint8).reshape(16, 16, 3)
 
-    return Packet(x, y, array)
+    return StdPacket(x, y, array)
+
+
+class InterlacedPacket:
+    def __init__(self, x: int, y: int, even: bool, array: np.ndarray):
+        self.x = x
+        self.y = y
+        self.even = even
+        self.array = array
+
+    def to_bytestr(self) -> bytes:
+        bytestr = b""
+        bytestr += self.x.to_bytes(length=4, signed=False)
+        bytestr += self.y.to_bytes(length=4, signed=False)
+        bytestr += self.even.to_bytes(length=4)
+        bytestr += self.array.tobytes()
+        return bytestr
+
+
+def from_bytes_int(b: bytes) -> InterlacedPacket:
+    x = int.from_bytes(b[0:4], signed=False)
+    y = int.from_bytes(b[4:8], signed=False)
+    even = bool.from_bytes(b[8:12])
+    array = np.frombuffer(b[12:], np.uint8).reshape(16, 16, 3)
+
+    return InterlacedPacket(x, y, even, array)