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comparison scripts/play-video.py @ 821:26daf35180ad

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finished modification and demo script to replay synchronized video (with same frame rate)
author Nicolas Saunier <nicolas.saunier@polymtl.ca>
date Wed, 22 Jun 2016 16:36:12 -0400
parents e73e7b644428
children 933670761a57
comparison
equal deleted inserted replaced
820:e73e7b644428 821:26daf35180ad
5 5
6 6
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', default = -1, 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 parser.add_argument('-s', dest = 'step', help = 'display every s image', default = 1, type = int)
13 13
14 args = parser.parse_args() 14 args = parser.parse_args()
15 15
16 firstFrameNum = 0 16 firstFrameNum = 0
17 if args.firstFrameNum is not None: 17 if args.firstFrameNum is not None:
18 firstFrameNum = args.firstFrameNum 18 firstFrameNum = args.firstFrameNum
19 19
20 frameRate = -1 20 cvutils.playVideo([args.videoFilename], None, [firstFrameNum], args.frameRate, rescale = args.rescale, step = args.step)
21 if args.frameRate is not None:
22 frameRate = args.frameRate
23
24 cvutils.playVideo([args.videoFilename], None, firstFrameNum, frameRate, rescale = args.rescale, step = args.step)