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135
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1 from PIL import Image;
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2 from cStringIO import StringIO;
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3 import ImageFilter
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4
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5 import urllib
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6 import logging
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7
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8
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9 url="http://localhost:18080/www/projects/DEPT1_710Schemmel-Space/Gruppe_Schemmel.jpg"
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10 ul = urllib.urlopen(url)
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11 datStringIO = StringIO(ul.read());
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12
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13
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14 try:
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15 pilImg = Image.open(datStringIO)
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16
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17
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18 except:
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19 logging.error("scale image input:"+self.getId())
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20
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21
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22 w,h = pilImg.size
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23 logging.debug("oldsize: %s %s"%(w,h))
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24 targetW=120.
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25 targetH=75.
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26
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27
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28 facW=targetW/w
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29
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30 h1 = int(h*facW)
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31
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32 if h1<targetH: #bild zu klein in h
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33 facH=targetH/h
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34
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35 w1=int(w*facH)
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36
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37 fs = min(max(int(1/facH)+1,3),10)
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38 #fs = 5
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39 logging.debug(fs)
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40 print facH
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41 if (1/facH) > 2:
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42 pilImg = pilImg.filter(ImageFilter.BLUR)
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43
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44 try:
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45 pilImg = pilImg.filter(ImageFilter.MaxFilter(fs))
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46 except:
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47 pilImg = pilImg.filter(ImageFilter.MaxFilter(fs-1))
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48
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49 logging.debug("Xnew size: %s %s"%(w1,targetH))
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50 res = pilImg.resize((w1,int(targetH)),Image.ANTIALIAS);
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51
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52
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53 else:
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54 fs = min(max(int(1/facW)+1,3),10)
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55 #fs=5
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56 logging.debug(fs)
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57
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58 print facW
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59 if (1/facW) > 2:
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60 pilImg = pilImg.filter(ImageFilter.BLUR)
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61
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62 try:
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63 pilImg = pilImg.filter(ImageFilter.MaxFilter(fs))
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64 except:
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65
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66
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67 try:
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68 pilImg = pilImg.filter(ImageFilter.MaxFilter(fs-1))
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69 except:
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70 pass
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71 logging.debug("ynew size: %s %s"%(targetW,h1))
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72 res = pilImg.resize((int(targetW),h1))
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73
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74 nw,nh = res.size
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75
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76 cutW1=int(nw/2-(targetW/2))
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77 cutW2=int(nw/2+(targetW/2))
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78
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79 cutH1=int(nh/2-(targetH/2))
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80 cutH2=int(nh/2+(targetH/2))
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81
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82
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83
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84 res2 = res.crop((cutW1,cutH1,cutW2,cutH2))
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85
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86 outS = StringIO()
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87
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88 res2.save("/tmp/test.jpg")
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89
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