Open Source Computer Vision Library https://opencv.org/
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#! /usr/bin/env python
"""
This script checks HighGUI's cvQueryFrame function
on a MPEG4-compressed .mp4 file.
"""
# name if this test and it's requirements
TESTNAME = "query_mpeg4"
REQUIRED = []
ERRORS=[0.042,0.025,0.026,0.025,0.024,0.024,0.026,0.024,0.025,0.024,0.028,0.023,0.024,0.024,0.024,0.024,0.025,0.023,0.027,0.024,0.030,0.025,0.026,0.026,0.026,0.026,0.026,0.024,0.027]
# needed for sys.exit(int), .works file handling and check routine
import sys
import works
import query_test
# check requirements and delete old flag file, if it exists
if not works.check_files(REQUIRED,TESTNAME):
sys.exit(77)
# name of file we check here
FILENAME='mpeg4.mp4'
# run check routine
result=query_test.query_ok(FILENAME,ERRORS)
# create flag file for following tests
works.set_file(TESTNAME)
# return result of test routine
sys.exit(result)