Created
March 8, 2011 10:39
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PythonでImageからSHA1 Hashを取得
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| $ wget http://k.yimg.jp/images/top/sp/logo.gif | |
| --2011-03-08 19:34:32-- http://k.yimg.jp/images/top/sp/logo.gif | |
| k.yimg.jp をDNSに問いあわせています... 202.93.65.122 | |
| k.yimg.jp|202.93.65.122|:80 に接続しています... 接続しました。 | |
| HTTP による接続要求を送信しました、応答を待っています... 200 OK | |
| 長さ: 2077 (2.0K) [image/gif] | |
| `logo.gif' に保存中 | |
| 100%[====================================================================================================================================================================>] 2,077 --.-K/s 時間 0s | |
| 2011-03-08 19:34:32 (124 MB/s) - `logo.gif' へ保存完了 [2077/2077] | |
| $ python | |
| >>> import hashlib | |
| >>> import urllib | |
| >>> import Image | |
| >>> from cStringIO import StringIO | |
| >>> test1 = hashlib.sha1(''.join(map(str, list(Image.open('logo.gif').getdata())))).hexdigest() | |
| >>> test1 | |
| '464e3bf1cfe65de3396cdb1973542aa4a7318b94' | |
| >>> a = urllib.urlopen('http://k.yimg.jp/images/top/sp/logo.gif') | |
| >>> test2 = hashlib.sha1(''.join(map(str, list(Image.open(StringIO(a.read())).getdata())))).hexdigest() | |
| >>> test2 | |
| '464e3bf1cfe65de3396cdb1973542aa4a7318b94' | |
| >>> test1 == test2 | |
| True |
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hex(sum(list(Image.open('logo.gif').getdata())))
これでもいいかも。