Ripley6811

'''
Preserve EXIF data after PIL manipulation of an image.
Requires exiftool.exe. Download from http://www.sno.phy.queensu.ca/~phil/exiftool/

Basically, do not save the manipulated image over the old image. Exiftool can
copy the data from old to new.
'''
from PIL import Image
import subprocess

Ripley6811

#!/usr/bin/env python
# -*- coding: utf-8 -*-
"""
Tests the various feature detector algorithms in OpenCV 2.4 on one image

@SINCE: Thu Sep 13 23:01:23 2012
@VERSION: 0.1

@REQUIRES: OpenCV 2.4 (I used 2.4.0), matplotlib

Ripley6811

# PIL RGB 'im' to CV2 BGR 'imcv'
imcv = np.asarray(im)[:,:,::-1].copy()
# Or
imcv = cv2.cvtColor(np.asarray(im), cv2.COLOR_RGB2BGR)

# To gray image
imcv = np.asarray(im.convert('L'))
# Or
imcv = cv2.cvtColor(np.asarray(im), cv2.COLOR_RGB2GRAY)