Mercurial > hg > nsaunier > traffic-intelligence

comparison scripts/play-video.py @ 657:51269511229b

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added script printing video info
author Nicolas Saunier <nicolas.saunier@polymtl.ca>
date Wed, 13 May 2015 17:24:19 +0200
parents 3058e00887bc
children e73e7b644428
comparison
equal deleted inserted replaced
656:2813d74b3635 657:51269511229b
7 parser = argparse.ArgumentParser(description='The program displays the video.') 7 parser = argparse.ArgumentParser(description='The program displays the video.')
8 parser.add_argument('-i', dest = 'videoFilename', help = 'name of the video file', required = True) 8 parser.add_argument('-i', dest = 'videoFilename', help = 'name of the video file', required = True)
9 parser.add_argument('-f', dest = 'firstFrameNum', help = 'number of first frame number to display', default = 0, type = int) 9 parser.add_argument('-f', dest = 'firstFrameNum', help = 'number of first frame number to display', default = 0, type = int)
10 parser.add_argument('--fps', dest = 'frameRate', help = 'approximate frame rate to replay', type = float) 10 parser.add_argument('--fps', dest = 'frameRate', help = 'approximate frame rate to replay', type = float)
11 parser.add_argument('-r', dest = 'rescale', help = 'rescaling factor for the displayed image', default = 1., type = float) 11 parser.add_argument('-r', dest = 'rescale', help = 'rescaling factor for the displayed image', default = 1., type = float)
12 parser.add_argument('-s', dest = 'step', help = 'display every s image', default = 1, type = int)
12 13
13 args = parser.parse_args() 14 args = parser.parse_args()
14 15
15 firstFrameNum = 0 16 firstFrameNum = 0
16 if args.firstFrameNum is not None: 17 if args.firstFrameNum is not None:
18 19
19 frameRate = -1 20 frameRate = -1
20 if args.frameRate is not None: 21 if args.frameRate is not None:
21 frameRate = args.frameRate 22 frameRate = args.frameRate
22 23
23 cvutils.playVideo(args.videoFilename, firstFrameNum, frameRate, rescale = args.rescale) 24 cvutils.playVideo(args.videoFilename, firstFrameNum, frameRate, rescale = args.rescale, step = args.step)