#22 add JPEG quality

README.md

@@ -42,3 +42,6 @@ Specifies the directory to put taken images in to.
 ### `output_filename_format`
 Specifies the format of the output filename.
 > See [Python docs](https://docs.python.org/3/library/datetime.html#strftime-and-strptime-format-codes) for reference.
+
+### `output_jpeg_quality`
+Specify the quality of JPEG compression, best not to go over 95

config.json

@@ -5,5 +5,6 @@
     "output_format": "JPEG",
     "output_extension": ".jpg",
     "output_directory": "./images",
-    "output_filename_format": "%d-%m-%Y %H-%M-%S"
+    "output_filename_format": "%d-%m-%Y %H-%M-%S",
+    "output_jpeg_quality": 90
 }

src/main.py

@@ -48,6 +48,9 @@ def main() -> None:
                 filename = f'{formatted_filename}{config["output_extension"]}'
 
                 with open(f'{config["output_directory"]}/{filename}', "wb") as output_file:
+                    if config['output_format'].lower() == 'jpeg':
+                        pil_image.save(output_file, format=config["output_format"], quality=config["output_jpeg_quality"])
+                    else
                         pil_image.save(output_file, format=config["output_format"])
             else:
                 print('Unknown event {}'.format(event))