Mercurial Hosting > traffic-intelligence
comparison scripts/display-trajectories.py @ 347:7b865f4174aa
updated script to display trajectories with argparse module
author | Nicolas Saunier <nicolas.saunier@polymtl.ca> |
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date | Wed, 26 Jun 2013 17:28:45 -0400 |
parents | dc2e68e936c7 |
children | a50a69e04c2a |
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346:5f75d6c23ed5 | 347:7b865f4174aa |
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1 #! /usr/bin/env python | 1 #! /usr/bin/env python |
2 | 2 |
3 import sys,getopt | 3 import sys, argparse |
4 | 4 |
5 import storage, cvutils, utils | 5 import storage, cvutils, utils |
6 | 6 |
7 from numpy.linalg.linalg import inv | 7 from numpy.linalg.linalg import inv |
8 from numpy import loadtxt | 8 from numpy import loadtxt |
9 | 9 |
10 options, args = getopt.getopt(sys.argv[1:], 'hi:d:t:o:f:',['help']) | 10 parser = argparse.ArgumentParser(description='The program displays feature or object trajectories overlaid over the video frames.', epilog = 'Either the configuration filename or the other parameters (at least video and database filenames) need to be provided.') |
11 # alternative long names are a pain to support ,'video-filename=','database-filename=', 'type=' | 11 parser.add_argument('--cfg', dest = 'configFilename', help = 'name of the configuration file') |
12 parser.add_argument('-d', dest = 'databaseFilename', help = 'name of the Sqlite database file') | |
13 parser.add_argument('-i', dest = 'videoFilename', help = 'name of the video file') | |
14 parser.add_argument('-t', dest = 'trajectoryType', help = 'type of trajectories to display', choices = ['feature', 'object'], default = 'feature') | |
15 parser.add_argument('-o', dest = 'homography', help = 'name of the image to world homography') | |
16 parser.add_argument('-f', dest = 'firstFrameNum', help = 'number of first frame number to display', default = 0, type = int) | |
12 | 17 |
13 # replace with argparse | 18 args = parser.parse_args() |
14 # type parser.add_argument('-t', choices=['feature', 'object']) | |
15 | 19 |
16 options = dict(options) | 20 if args.configFilename: # consider there is a configuration file |
17 | |
18 print options, args | |
19 | |
20 if '--help' in options.keys() or '-h' in options.keys() or len(sys.argv) == 1: | |
21 print('Usage: '+sys.argv[0]+' --help|-h -i video-filename -d database-filename [-t object_type] [-o image2world_homography] [-f first_frame]\n' | |
22 +'Or : '+sys.argv[0]+' [-t object_type] config_file.cfg\n\n' | |
23 'Order matters between positional and named arguments\n' | |
24 'object_type can be feature or object') | |
25 sys.exit() | |
26 | |
27 objectType = 'feature' | |
28 if '-t' in options.keys(): | |
29 objectType = options['-t'] | |
30 | |
31 if len(args)>0: # consider there is a configuration file | |
32 params = utils.TrackingParameters() | 21 params = utils.TrackingParameters() |
33 params.loadConfigFile(args[0]) | 22 params.loadConfigFile(args.configFilename) |
34 videoFilename = params.videoFilename | 23 videoFilename = params.videoFilename |
35 databaseFilename = params.databaseFilename | 24 databaseFilename = params.databaseFilename |
36 homography = inv(params.homography) | 25 homography = inv(params.homography) |
37 firstFrameNum = params.firstFrameNum | 26 firstFrameNum = params.firstFrameNum |
38 else: | 27 else: |
39 videoFilename = options['-i'] | 28 videoFilename = args.videoFilename |
40 databaseFilename = options['-d'] | 29 databaseFilename = args.databaseFilename |
41 homography = None | 30 homography = None |
42 if '-o' in options.keys(): | 31 if args.homography: |
43 homography = inv(loadtxt(options['-o'])) | 32 homography = inv(loadtxt(args.homography)) |
44 firstFrameNum = 0 | 33 firstFrameNum = args.firstFrameNum |
45 if '-f' in options.keys(): | |
46 firstFrameNum = int(options['-f']) | |
47 | 34 |
48 objects = storage.loadTrajectoriesFromSqlite(databaseFilename, objectType) | 35 objects = storage.loadTrajectoriesFromSqlite(databaseFilename, args.trajectoryType) |
49 cvutils.displayTrajectories(videoFilename, objects, homography, firstFrameNum) | 36 cvutils.displayTrajectories(videoFilename, objects, homography, firstFrameNum) |