feat: init repo

lib/alpha_composite.py

@@ -0,0 +1,32 @@
+import pathlib
+from PIL import Image
+
+class AlphaComposite:
+
+    def __init__(self, image_path: str, save_path) -> None:
+        if image_path.strip().endswith(".png") is True:
+            image_path = image_path.replace(".png", "")
+        if save_path.strip().endswith(".png") is False:
+            save_path += ".png"
+        self.image_path = pathlib.Path.cwd().joinpath(image_path + ".png")
+        self.mask_path = pathlib.Path.cwd().joinpath(image_path + "[alpha].png")
+        self.save_path = save_path
+        self.image = None
+        self.mask = None
+        self.loaded_image = None
+        self.loaded_mask = None
+        self.__open_image()
+        self.__alpha_composite()
+        pass
+
+    def __open_image(self):
+        self.image = Image.open(self.image_path)
+        self.mask = Image.open(self.mask_path)
+        self.loaded_image = self.image.load()
+        self.loaded_mask = self.mask.load()
+
+    def __alpha_composite(self):
+        for y in range(self.mask.size[1]):
+            for x in range(self.mask.size[0]):
+                self.loaded_image[x, y] = (self.loaded_image[x, y][0], self.loaded_image[x, y][1], self.loaded_image[x, y][2], self.loaded_mask[x, y][2])
+        self.image.save(pathlib.Path.cwd().joinpath(self.save_path))