added batch image watermarker (#184)

* added batch image watermarker

* Create README.md

* Update README.md to include project

README.md

@@ -156,6 +156,8 @@ So far, the following projects have been integrated to this repo:
 |[Codeforces Checker](codeforcesChecker)|[Jinesh Parakh](https://github.com/jineshparakh)|
 |[Github repo creator](https://github.com/hastagAB/Awesome-Python-Scripts/tree/master/Git_repo_creator)|[Harish Tiwari ](https://github.com/optimist2309)
 |[Remove-Duplicate-Files](Remove-Duplicate-Files)|[Aayushi Varma](https://github.com/aayuv17)
+|[Image Watermarker (batch)](Image Watermarker (batch))|[Remco Halman](https://github.com/remcohalman)
+
 
 
 ## How to use :

imageWatermarker/README.md

@@ -0,0 +1,13 @@
+## Python script to watermark your images
+
+in the `main.py` file edit the following items:
+
+```bash
+        "<input folder>",
+        "<output folder>",
+        "<watermark image>"
+```
+
+using the input folder path to loop over all images and output them to outputfolder.
+
+Best practise is to use a image with transparent background.

imageWatermarker/main.py

@@ -0,0 +1,48 @@
+import os
+import sys
+from os.path import join
+from PIL import Image, ImageEnhance
+
+def FolderSelectAndRun():
+    batch(
+        "<input folder>",
+        "<output folder>",
+        "<watermark image>"
+    )
+
+
+basewidth = 2048
+
+def batch(infolder, outfolder, watermark):
+    mark = Image.open(watermark)
+    count = 0
+    for root, dirs, files in os.walk(infolder):
+        for name in files:
+            try:
+                count += 1
+                im = Image.open(join(root, name))
+
+                # New image in the making
+                layer = Image.new('RGBA', im.size, (0, 0, 0, 0))
+                position = (im.size[0] - (mark.size[0] + 50),
+                            im.size[1] - (mark.size[1] + 50))
+                layer.paste(mark, position)
+                new_image = Image.composite(layer, im, layer)
+
+                # Resize in perspective
+                wpercent = (basewidth / float(im.size[0]))
+                hsize = int((float(new_image.size[1]) * float(wpercent)))
+                smaller_new_image = new_image.resize(
+                    (basewidth, hsize), Image.ANTIALIAS)
+
+                # Save new smaller image
+                smaller_new_image.save(
+                    join(outfolder, ('with-watermark_' + name)), 'jpeg')
+
+            except Exception as error:
+                # Debug line while making changes
+                print('Caught this error: ' + repr(error))
+
+
+if __name__ == '__main__':
+    FolderSelectAndRun()

imageWatermarker/requirements.txt

@@ -0,0 +1 @@
+Pillow==7.2.0