Add script for automatically cropping screenshots

crop-screenshots.py

+#!/usr/bin/env python3
+
+import os
+
+from PIL import Image
+
+IMAGE_PATH = "content/assets/img"
+POSTFIX = '-cropped'
+
+
+def main():
+    crop('introduction-5.png', 77, 47)
+    crop('manage-rss-feeds-2.png', 35)
+    crop('manual_dark_theme_settings.png', 45)
+    crop('manual_dark_theme_nav_drawer.png', 64)
+
+
+def crop(file_name, bottom, top_offset=0, only_show=False):
+    file_path = os.path.join(IMAGE_PATH, file_name)
+    if not os.path.isfile(file_path):
+        print("Warning: File not found %s" % file_path)
+        return
+
+    with Image.open(file_path) as image:
+        left_c = 0
+        top_c = image.size[1] * top_offset / 100
+        right_c = image.size[0]
+        bottom_c = image.size[1] * bottom / 100
+        image_cropped = image.crop((left_c, top_c, right_c, bottom_c))
+        if only_show:
+            image_cropped.show()
+        else:
+            file_path_cropped = get_new_filename(file_path)
+            image_cropped.save(file_path_cropped)
+
+
+def get_new_filename(file_path):
+    name, ext = os.path.splitext(file_path)
+    return name + POSTFIX + ext
+
+
+if __name__ == "__main__":
+    main()