Mercurial Hosting > traffic-intelligence
diff python/display-trajectories.py @ 236:eb4525853030
added script to display trajectories
author | Nicolas Saunier <nicolas.saunier@polymtl.ca> |
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date | Fri, 06 Jul 2012 01:03:52 -0400 |
parents | |
children | 93c26e45efd8 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/python/display-trajectories.py Fri Jul 06 01:03:52 2012 -0400 @@ -0,0 +1,33 @@ +#! /usr/bin/env python + +import sys,getopt + +import storage +import cvutils + +from numpy.linalg.linalg import inv +from numpy.lib.npyio import loadtxt + +options, args = getopt.getopt(sys.argv[1:], 'hi:d:t:o:f:',['help']) +# alternative long names are a pain to support ,'video-filename=','database-filename=', 'type=' +# todo parse the cfg file (problem, python ConfigParser needs section headers) +options = dict(options) + +if '--help' in options.keys() or '-h' in options.keys() or len(sys.argv) == 1 or not '-i' in options.keys() or not '-d' in options.keys(): + print('Usage: {0} --help|-h -i video-filename -d database-filename [-t object_type] [-o image2world_homography] [-f first_frame]'.format(sys.argv[0])) + sys.exit() + +objectType = 'feature' +if '-t' in options.keys(): + objectType = options['-t'] + +objects = storage.loadTrajectoriesFromSqlite(options['-d'], objectType) + +homography = None +if '-o' in options.keys(): + homography = inv(loadtxt(options['-o'])) +firstFrameNum = 0 +if '-f' in options.keys(): + firstFrameNum = int(options['-f']) + +cvutils.displayTrajectories(options['-i'], objects, homography, firstFrameNum)