diff options
Diffstat (limited to 'module/plugins/captcha/captcha.py')
| -rw-r--r-- | module/plugins/captcha/captcha.py | 41 |
1 files changed, 27 insertions, 14 deletions
diff --git a/module/plugins/captcha/captcha.py b/module/plugins/captcha/captcha.py index aa84a1a75..48f4a4217 100644 --- a/module/plugins/captcha/captcha.py +++ b/module/plugins/captcha/captcha.py @@ -149,19 +149,28 @@ class OCR(object): for x in xrange(w): for y in xrange(h): - if pixels[x, y] == 255: continue - # no point in processing white pixels since we only want to remove black pixel + if pixels[x, y] == 255: + continue + # No point in processing white pixels since we only want to remove black pixel count = 0 try: - if pixels[x-1, y-1] != 255: count += 1 - if pixels[x-1, y] != 255: count += 1 - if pixels[x-1, y + 1] != 255: count += 1 - if pixels[x, y + 1] != 255: count += 1 - if pixels[x + 1, y + 1] != 255: count += 1 - if pixels[x + 1, y] != 255: count += 1 - if pixels[x + 1, y-1] != 255: count += 1 - if pixels[x, y-1] != 255: count += 1 + if pixels[x-1, y-1] != 255: + count += 1 + if pixels[x-1, y] != 255: + count += 1 + if pixels[x-1, y + 1] != 255: + count += 1 + if pixels[x, y + 1] != 255: + count += 1 + if pixels[x + 1, y + 1] != 255: + count += 1 + if pixels[x + 1, y] != 255: + count += 1 + if pixels[x + 1, y-1] != 255: + count += 1 + if pixels[x, y-1] != 255: + count += 1 except: pass @@ -173,7 +182,8 @@ class OCR(object): # second pass: this time set all 1's to 255 (white) for x in xrange(w): for y in xrange(h): - if pixels[x, y] == 1: pixels[x, y] = 255 + if pixels[x, y] == 1: + pixels[x, y] = 255 self.pixels = pixels @@ -268,9 +278,12 @@ class OCR(object): firstX = x lastX = x - if y > bottomY: bottomY = y - if y < topY: topY = y - if x > lastX: lastX = x + if y > bottomY: + bottomY = y + if y < topY: + topY = y + if x > lastX: + lastX = x black_pixel_in_col = True |