Merge Images Vertically

Scripts/Miscellaneous/Merge_Images_Vertically/README.md

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+# Merge Images Vertically
+Merge images inside a subfolder vertically using Pillow.  
+Useful for comics and webtoons.
+
+### Pre-requisites:
+You will need to install python on your machine. You can download python from the python.org and install it.  
+Run `pip install -r requirements.txt` to install modules used.
+
+### How to run the script
+Run `python merge_images_vertically.py`.  
+Type in the subfolder name in which the images are saved.
+
+### Screenshot of the console interaction
+![Screenshot](usage.png)
+
+## *Author Name*
+
+[João Camelo](https://github.com/jrcamelo)

Scripts/Miscellaneous/Merge_Images_Vertically/merge_images_vertically.py

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+import numpy as np
+import PIL
+from PIL import Image
+import os
+from os import listdir
+from os.path import isfile, join
+
+def merge_pics_vertically(images_list, name):
+    # Opens all files and stores them in a list
+    imgs = [Image.open(i) for i in images_list]
+    min_img_width = min(i.width for i in imgs)
+
+    # Sums up the total height
+    total_height = 0
+    for i, img in enumerate(imgs):
+        if img.width > min_img_width:
+            imgs[i] = img.resize((min_img_width, int(img.height / img.width * min_img_width)), Image.ANTIALIAS)
+        total_height += imgs[i].height
+
+    # Pastes all of them together
+    img_merge = Image.new(imgs[0].mode, (min_img_width, total_height))
+    y = 0
+    for img in imgs:
+        img_merge.paste(img, (0, y))
+        y += img.height
+
+    # Then saves the final image
+    img_merge.save(name + '.jpg')
+
+def get_files(directory, ext = None):
+    if ext is None:
+        ext = [".jpg"]
+    files = []
+    # Scans the folder and gets all files with the extension
+    for f in os.scandir(directory):
+        if f.is_file():
+            if os.path.splitext(f.name)[1].lower() in ext:
+                files.append(f.path)
+    return files
+
+name = input("Sub-folder with images to be merged: ")
+path = os.getcwd() + "/" + name
+pictures = get_files(path)
+merge_pics_vertically(pictures, path)

Scripts/Miscellaneous/Merge_Images_Vertically/requirements.txt

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+numpy==1.19.1
+Pillow==7.2.0