Mercurial Hosting > traffic-intelligence

annotate scripts/manual-video-analysis.py @ 889:4ea296ee1ae2

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work in progress
author Nicolas Saunier <nicolas.saunier@polymtl.ca>
date Fri, 24 Mar 2017 14:20:01 -0400
parents d2eb8c93f7de
children 85bcc758ee5b
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1 #! /usr/bin/env python
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2
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3 import sys, argparse, cv2
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4
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5 parser = argparse.ArgumentParser(description=''''The program replays the video and allows to manually id vehicles and mark instants, eg when they cross given areas in the scene. Use this program in combination with a screen marker program (For example, Presentation Assistant) to draw multiple lines on the screen.''',
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6 epilog = '''The output should give you a .csv file with the same name as your video file with columns in this format:
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7 vehicle number, frame number
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8 You can easily spot mistakes in the csv file for a line with number, SKIP. If this happens, just delete the previous vehicle observation.''',
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9 formatter_class=argparse.RawDescriptionHelpFormatter)
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10 parser.add_argument('-i', dest = 'videoFilename', help = 'name of the video file', required = True)
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11 parser.add_argument('-o', dest = 'outputFilename', help = 'name of the output file (csv file)')
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12 parser.add_argument('-f', dest = 'firstFrameNum', help = 'number of first frame number to display', default = 0, type = int)
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13
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14 args = parser.parse_args()
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15
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16 print('''Commands:
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17 u: New vehicle crossing the first line
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18 i: Vehicle crossing subsequent lines
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19 o: Press o when you make a mistake in input
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20 p: Press p for a new pedestrian event (eg crossing)
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21 d: Skip 100 frames
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22 s: Skip 10 frames
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23 c: Go back 100 frames
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24 x: Go back 10 frames
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25 Spacebar: Go forward one frame
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26 l: Skip to frame number
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27 q: Quit and end program''')
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28 # configuration of keys and user types (see moving)
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29 userTypeNames = ['unknown',
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30 'car',
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31 'pedestrian',
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32 'motorcycle',
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33 'bicycle',
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34 'bus',
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35 'truck']
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36 class UserConfiguration(object):
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37 def __init__(self, name, keyNew, keyAddInstant):
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38 self.name = name
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39 self.keyNew = ord(keyNew)
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40 self.keyAddInstant = ord(keyAddInstant)
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41 self.userNum = 0
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42 self.userInstant = 0
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43
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44 def isKeyNew(self, k):
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45 return (k == self.keyNew)
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46
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47 def isKeyAddInstant(self, k):
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48 return (k == self.keyAddInstant)
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49
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50 def isKey(self, k):
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51 return self.isKeyNew() or self.isKeyAddInstant()
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52
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53 @staticmethod
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54 def isKey(configurations):
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55 for c in configurations:
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56 if c.isKey():
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57 return c
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58 return None
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59
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60 userConfigurations = [UserConfiguration(userTypeNames[1],1,'u','i'),
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61 UserConfiguration(userTypeNames[2],2,'j','k')]
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62
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63 # start of program
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64 cap = cv2.VideoCapture(args.videoFilename)
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65 cap.set(cv2.cv.CV_CAP_PROP_POS_FRAMES, args.firstFrameNum)
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66 cv2.namedWindow('Video', cv2.WINDOW_NORMAL)
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67
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68 # output filename
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69 if args.outputFilename is None:
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70 i = args.videoFilename.rfind('.')
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71 if i>0:
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72 outputFilename = args.videoFilename[:i]+'.csv'
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73 else:
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74 outputFilename = args.videoFilename+'.csv'
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75 else:
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76 outputFilename = args.outputFilename
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77 vehNumber = 0
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78 lineNum = -1
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79 out = open(outputFilename, 'a')
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80
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81 while(cap.isOpened()):
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82 ret, frame = cap.read()
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83 frameNum = int(cap.get(cv2.cv.CV_CAP_PROP_POS_FRAMES))
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84 cv2.putText(frame, str(frameNum), (1,20), cv2.FONT_HERSHEY_PLAIN, 1, (255, 0,0))
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85 cv2.imshow('Video',frame)
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86
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87 key= cv2.waitKey(0)
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88
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89 if key == ord('q'):
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90 break
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91 else:
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92 config = UserConfiguration.isKey(userConfigurations)
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93 if config is not None:
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94 if c.isKeyNew():
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95 pass # increment userNum
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96 elif c.isKeyAddInstant():
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97 pass # increment userInstant
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98 # print/write
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99
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100 elif key == ord('u') or key == ord('i'):
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101 if key == ord('u'):
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102 vehNumber += 1
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103 lineNum = 0
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104 print('New Vehicle')
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105 out.write('{},{}\n'.format(vehNumber,frameNum))
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106 if vehNumber >= 1 and key == ord('i'):
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107 lineNum = lineNum+1
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108 print('Line number {}'.format(lineNum))
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109 elif key == ord('o'):
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110 out.write('{},SKIP\n'.format(vehNumber))
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111 print('SKIPPED')
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112 elif key == ord('p'):
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113 print("New Pedestrian")
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114 out.write('Pedestrian,{}\n'.format(frameNum))
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115 #Change the number of frames skipped or the keys in this section
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116 elif key == ord('d'):
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117 cap.set(1,frameNum+100)
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118 elif key == ord('s'):
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119 cap.set(1,frameNum+10)
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120 elif key == ord('a'):
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121 cap.set(1,frameNum+1)
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122 elif key == ord('x'):
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123 cap.set(1,frameNum-10)
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124 elif key == ord('c'):
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125 cap.set(1,frameNum-100)
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126 elif key == ord('l'):
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127 frameNum = int(raw_input("Please enter the frame number you would like to skip to\n"))
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128 cap.set(cv2.cv.CV_CAP_PROP_POS_FRAMES,frameNum-5)
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130
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131 cap.release()
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132 cv2.destroyAllWindows()
ac4bcbcc9cda added manual data collection script, thanks Philip Morse!
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
diff changeset
133
ac4bcbcc9cda added manual data collection script, thanks Philip Morse!
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
diff changeset
134 #97a
ac4bcbcc9cda added manual data collection script, thanks Philip Morse!
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
diff changeset
135 #115s
ac4bcbcc9cda added manual data collection script, thanks Philip Morse!
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
diff changeset
136 #100d
ac4bcbcc9cda added manual data collection script, thanks Philip Morse!
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
diff changeset
137 #102f
ac4bcbcc9cda added manual data collection script, thanks Philip Morse!
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
diff changeset
138 #103g
ac4bcbcc9cda added manual data collection script, thanks Philip Morse!
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
diff changeset
139 #104h
ac4bcbcc9cda added manual data collection script, thanks Philip Morse!
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
diff changeset
140 #106j
ac4bcbcc9cda added manual data collection script, thanks Philip Morse!
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
diff changeset
141 #107k
ac4bcbcc9cda added manual data collection script, thanks Philip Morse!
Nicolas Saunier <nicolas.saunier@polymtl.ca>
parents:
diff changeset
142 #108l