└── pencilsketch.py


/pencilsketch.py:
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  1 | #!/usr/bin/env python
  2 | # coding: utf-8
  3 | 
  4 | # In[1]:
  5 | 
  6 | 
  7 | import cv2
  8 | import numpy as np
  9 | import plotly.express as px
 10 | 
 11 | 
 12 | # In[54]:
 13 | 
 14 | 
 15 | import sys
 16 | 
 17 | # Install required packages
 18 | get_ipython().system('{sys.executable} -m pip install opencv-python numpy plotly')
 19 | 
 20 | import cv2
 21 | import numpy as np
 22 | import plotly.express as px
 23 | 
 24 | # Loading Image
 25 | img = cv2.imread("dq.jpg")
 26 | img = cv2.cvtColor(img, cv2.COLOR_BGR2RGB)
 27 | 
 28 | # Displaying Image
 29 | imgs = px.imshow(img)
 30 | imgs.update_xaxes(showticklabels=False).update_yaxes(showticklabels=False)
 31 | imgs.show()
 32 | 
 33 | 
 34 | # In[55]:
 35 | 
 36 | 
 37 | #Resizing image shape
 38 | scale_percent = 0.60
 39 | width = int(img.shape[1]*scale_percent)
 40 | height = int(img.shape[0]*scale_percent)
 41 | dim = (width,height)
 42 | resized = cv2.resize(img,dim,interpolation = cv2.INTER_AREA)
 43 | res=px.imshow(resized)
 44 | res.update_xaxes(showticklabels=False).update_yaxes(showticklabels=False)
 45 | res.show()
 46 | 
 47 | 
 48 | # In[56]:
 49 | 
 50 | 
 51 | #Sharpening Image
 52 | kernel_sharpening = np.array([[-1,-1,-1], 
 53 |                               [-1, 9,-1],
 54 |                               [-1,-1,-1]])
 55 | sharpened = cv2.filter2D(resized,-1,kernel_sharpening)
 56 | sharp=px.imshow(sharpened)
 57 | sharp.update_xaxes(showticklabels=False).update_yaxes(showticklabels=False)
 58 | sharp.show()
 59 | 
 60 | 
 61 | # In[57]:
 62 | 
 63 | 
 64 | #Converting an image into gray_scale image
 65 | grayscale = cv2.cvtColor(sharpened , cv2.COLOR_BGR2GRAY)
 66 | gray = px.imshow(grayscale, color_continuous_scale='gray')
 67 | gray.update_xaxes(showticklabels=False).update_yaxes(showticklabels=False)
 68 | gray.show()
 69 | 
 70 | 
 71 | # In[58]:
 72 | 
 73 | 
 74 | #Inverting the image
 75 | invs = 255-grayscale
 76 | inv=px.imshow(invs,color_continuous_scale='gray')
 77 | inv.update_xaxes(showticklabels=False).update_yaxes(showticklabels=False)
 78 | inv.show()
 79 | 
 80 | 
 81 | # In[59]:
 82 | 
 83 | 
 84 | #Inverting the image
 85 | invs = 255-grayscale
 86 | inv=px.imshow(invs,color_continuous_scale='gray')
 87 | inv.update_xaxes(showticklabels=False).update_yaxes(showticklabels=False)
 88 | inv.show()
 89 | 
 90 | 
 91 | # In[60]:
 92 | 
 93 | 
 94 | #Inverting the image
 95 | invs = 255-grayscale
 96 | inv=px.imshow(invs,color_continuous_scale='gray')
 97 | inv.update_xaxes(showticklabels=False).update_yaxes(showticklabels=False)
 98 | inv.show()
 99 | 
100 | 
101 | # In[ ]:
102 | 
103 | 
104 | 
105 | 
106 | 


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