Fix image conversion

README.md

@@ -115,7 +115,7 @@ instant-ngp$ ./build/testbed --scene data/image/albert.exr
 
 <img src="docs/assets_readme/albert.png"/>
 
-To reproduce the gigapixel results, download, for example, [the Tokyo image](https://www.flickr.com/photos/trevor_dobson_inefekt69/29314390837) and convert it to `.bin` using the `scripts/image2bin.py` script. This custom format improves compatibility and loading speed when resolution is high. Now you can run:
+To reproduce the gigapixel results, download, for example, [the Tokyo image](https://www.flickr.com/photos/trevor_dobson_inefekt69/29314390837) and convert it to `.bin` using the `scripts/convert_image.py` script. This custom format improves compatibility and loading speed when resolution is high. Now you can run:
 
 ```sh
 instant-ngp$ ./build/testbed --scene data/image/tokyo.bin

scripts/convert_image.py

@@ -12,6 +12,7 @@ import argparse
 import common
 import numpy as np
 import os
+import PIL
 
 def parse_args():
 	parser = argparse.ArgumentParser(description="Convert image into a different format. By default, converts to our binary fp16 '.bin' format, which helps quickly load large images.")
@@ -22,7 +23,7 @@ def parse_args():
 
 if __name__ == "__main__":
 	args = parse_args()
-	Image.MAX_IMAGE_PIXELS = 10000000000
+	PIL.Image.MAX_IMAGE_PIXELS = 10000000000
 	print(f"Loading {args.input}")
 	img = common.read_image(args.input)
 	print(f"{img.shape[1]}x{img.shape[0]} pixels, {img.shape[2]} channels")