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Open Source Computer Vision Library
https://opencv.org/
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56 lines
1.4 KiB
56 lines
1.4 KiB
15 years ago
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#! /usr/bin/env python
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"""
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This script will test highgui's cvGetCaptureProperty() function
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"""
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# name of this test and it's requirements
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TESTNAME = "cvGetCaptureProperty"
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REQUIRED = ["cvCreateFileCapture"]
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# needed for sys.exit(int) and .works file handling
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import os
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import sys
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import works
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# path to imagefiles we need
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PREFIX=os.path.join(os.environ["srcdir"],"../../opencv_extra/testdata/python/videos/")
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# check requirements and delete old flag file, if it exists
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if not works.check_files(REQUIRED,TESTNAME):
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sys.exit(77)
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# import the necessary things for OpenCV
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from highgui import *
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from cv import *
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# create a video reader using the tiny video 'vd_uncompressed.avi'
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video = cvCreateFileCapture(PREFIX+"uncompressed.avi")
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# retrieve video dimensions and compare with known values
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print str(cvGetCaptureProperty( video, CV_CAP_PROP_FOURCC ))
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print "Checking image dimensions"
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if cvGetCaptureProperty( video, CV_CAP_PROP_FRAME_WIDTH ) != 720:
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sys.exit(1)
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if cvGetCaptureProperty( video, CV_CAP_PROP_FRAME_HEIGHT ) != 576:
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sys.exit(1)
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print "pass"
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print "Checking framerate"
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if cvGetCaptureProperty( video, CV_CAP_PROP_FPS ) != 25:
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sys.exit(1)
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print "pass"
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print str(cvGetCaptureProperty( video, CV_CAP_PROP_FOURCC ) )
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# ATTENTION: We do not release the video reader, window or any image.
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# This is bad manners, but Python and OpenCV don't care...
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# create flag file for sollowing tests
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works.set_file(TESTNAME)
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# return 0 ('PASS')
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sys.exit(0)
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