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1 Skip to content 2 This repository 3 Search 4 Pull requests 5 Issues 6 Gist 7 @mm1994uestc 8 Unwatch 1 9 Star 0 10 Fork 0 mm1994uestc/PythonImageProcessing 11 Code Issues 0 Pull requests 0 Projects 0 Wiki Pulse Graphs Settings 12 Branch: master Find file Copy pathPythonImageProcessing/ImagePython.py 13 61e7cd2 35 minutes ago 14 @mm1994uestc mm1994uestc -a 15 1 contributor 16 RawBlameHistory 17 129 lines (127 sloc) 4.88 KB 18 import Image as Im 19 import ImageFilter as ImFilter 20 import ImageChops as ImChops 21 import ImageFont as ImFont 22 import ImageDraw as ImDraw 23 import math 24 import sys 25 import os 26 27 print 'This File is for you to Transform the Original Pic into another Form!' 28 im = Im.open('/home/ubuntu-mm/Python/ImageProcess/ImageData/IEEEXtreme.png') #Read the Image 29 w, h = im.size 30 def RGB2Gray(image): 31 w, h = image.size 32 print 'The Wide is :',w 33 print 'The Length is :',h 34 RGB2Gray(im) 35 def ImRoll(image, Theta): 36 "Roll a image sideways" 37 w, h = image.size 38 Theta = Theta % w 39 if Theta == 0: 40 return image 41 Part1 = image.crop((0, 0, Theta, h)) 42 Part2 = image.crop((Theta, 0, w, h)) 43 image.paste(Part2, (0, 0, w-Theta, h)) 44 image.paste(Part1, (w-Theta, 0, w, h)) 45 return image 46 Param = 0.5 47 NewSize = ((int)(w*Param), (int)(h*Param)) #Notice the size must be a integer! 48 Scaler = Im.ANTIALIAS 49 im_roll = ImRoll(im, 90) #roll the pic 50 im_resize = im.resize(NewSize, Scaler) #resize the pic to be 25% Origin'area 51 im_rotate = im.rotate(45) #rotate the pic for degree at 45 52 print 'Now,The geomgraphic transform!@ImRoll() @resize() @rotate()' 53 #im.show() #show():To output the Picture to the windows 54 #im_roll.show() 55 #im_resize.show() 56 #im_rotate.show() 57 print 'Now,The Filter Transform!@filter()' 58 im_filter = im.filter(ImFilter.DETAIL) #filter is to change the values of pixel 59 #im_filter.show() 60 im_new = Im.new('L', (100,100), [0,255]) 61 #im_new.show() 62 im2 = Im.open('/home/ubuntu-mm/Python/ImageProcess/ImageData/GitHub.png') 63 im3 = im2.rotate(45) #Rotate the im2 with the degree at 45 64 im_blend = Im.blend(im2, im3, 0.2) #The im and im1 must be the same size(im_blend=im2*0.2+im3*(1-0.2)) 65 #im_blend.show() 66 mask = Im.new('L', im2.size, [0,255]) 67 im4 = Im.composite(im2, im3 ,mask) #Composite two pic into one and filter with the mask windows. 68 #im4.show() 69 def ImageTransform(In): 70 Res = pow(In,2)/255 71 return Res 72 print 'Attributes of the Image object!' 73 print im2.format,im2.mode,im2.size,im2.palette,im2.info 74 im4.save('/home/ubuntu-mm/Python/ImageProcess/ImageData/login.png','png') 75 im6 = im2.convert("L") #Change the pic into different Mode:@"L"@"l"@"RGB"@"CMYK" 76 #im6.show() 77 im7 = im2.copy() #Copy the image file to a new buffer 78 im8 = im2.crop((0,0,80,80)) 79 #im8.show() 80 Bands = im2.getbands() #Get The bands of the Pic 81 print Bands 82 for i in Bands: 83 print i 84 Extreme = im2.getextrema() #Get Max_values and Min_values of pic(GrayScale) 85 for i in Extreme: 86 print i 87 PixelValues = im2.getpixel((0,0)) #Get to values of the coordinate you input(0,0) 88 print 'The pixelValues of point(0,0) is:',PixelValues 89 w, h = im2.size #Get the size of the pic 90 mask = Im.new('L',(w,h),[0,255]) #To create a new mask 91 list1 = im2.convert("L").histogram(mask) #To show the histogram with the statical number of the GrayScale Values where the mask is nonzero replect 92 print list1 93 im9 = ImChops.offset(im2 , -10, -10) #To move the pic with the offset produce a new pic 94 #im9.show() 95 im10 = im2.point(ImageTransform) #To transform every Pixel's values with func ImageTranform which defined before 96 #im10.show() #show out the image 97 im2.putpixel((10,10),(0,0,0)) #Location:(10,10) pixel's color value into (0,0,0) 98 im2.show() 99 im11 = im2.resize((80,80)) #To resize The picture into newsize (80,80) 100 #im11.show() 101 R,G,B = im11.split() #To split the im11's three channel in to RGB linear bands 102 print R 103 im12 = im2.copy() 104 im12.thumbnail((80,60)) #To resize the Pic as the rate->Height:Width 105 #For eg:im.size()=(400,150) It's after im.thumbnail((40,40)) will be (40,15) 106 #im12.show() 107 Method = Im.ROTATE_90 #@Im.FLIP_RIGHT_LEFT@Im.FLIP_TOP_BOTTOM@Im.ROTATE_90@Im.ROTATE_180 108 im13 = im2.copy() 109 im13.transpose(Method) #To transform the pic as the Method show 110 #im13.show() 111 print 'Now,Let draw what we want!' 112 Cavon1 = Im.new('RGB',(300,300),(255,255,255)) 113 draw = ImDraw.Draw(Cavon1) 114 draw.arc((0,0,202,202), 0, 135, (0,255,0)) 115 draw.arc((0,0,205,205), 0, 135, (255,0,0)) 116 draw.arc((0,0,208,208), 0, 135, (0,0,255)) 117 draw.arc((0,0,211,211), 0, 135, (255,255,0)) 118 draw.arc((0,0,212,212), 0, 135, (255,0,255)) 119 #Cavon2 = Im.new('RGB',(200,300),(255,255,255)) 120 draw.ellipse((0,0,30,40),(0,255,0)) 121 draw.ellipse((20,20,40,30),(255,125,30)) 122 draw.line(((60,60),(90,60),(90,90),(60,90),(60,60)),(255,0,0)) 123 draw.point((100,100),(255,0,255)) 124 draw.polygon([(60,60),(90,60),(90,90),(60,90)],fill="red",outline="green") 125 #fontPath = "/usr/share/fonts/dejavu-lgc/DejaVuLGCSansCondensed-Bold.ttf" 126 #sans16 = ImFont.truetype(fontPath,16) 127 draw.text((130,80),"Hello PIL!",fill="red") 128 Cavon1.show() 129 print 'Image Filter!' 130 im_filter1 = im2.filter(ImFilter.BLUR) 131 im_filter2 = im2.filter(ImFilter.CONTOUR) 132 im_filter3 = im2.filter(ImFilter.DETAIL) 133 im_filter4 = im2.filter(ImFilter.EDGE_ENHANCE) 134 im_filter5 = im2.filter(ImFilter.EDGE_ENHANCE_MORE) 135 im_filter6 = im2.filter(ImFilter.FIND_EDGES) 136 im_filter7 = im2.filter(ImFilter.SMOOTH) 137 im_filter8 = im2.filter(ImFilter.SHARPEN) 138 im_filter1.show() 139 im_filter2.show() 140 im_filter3.show() 141 im_filter4.show() 142 im_filter5.show() 143 im_filter6.show() 144 im_filter7.show() 145 im_filter8.show() 146 Contact GitHub API Training Shop Blog About 147 © 2016 GitHub, Inc. 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程序里面使用的數據和圖片都在我的github源碼中，請參照mm1994uestc--》https://github.com/mm1994uestc/PythonImageProcessing/blob/master/ImagePython.py
PIL庫的下載Python Imaging Library (PIL)--》http://www.pythonware.com/products/pil/index.htm
詳細的PIL教程參照Python PIL hand--》http://effbot.org/imagingbook/pil-index.htm
也可以參考這個網站--》http://effbot.org/imagingbook/
如有錯誤，還請多多指教！