1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
"""
This script will test highgui's video reading functionality
for a given parameter RAW formats.
"""
# needed for sys.exit(int) and .works file handling
import os
import sys
import works
from works import *
# import the necessary things for OpenCV
from highgui import *
from cv import *
# some defines
TESTNAME = "cvCreateFileCapture"
REQUIRED = []
PREFIX = os.path.join(os.environ["srcdir"],"../../opencv_extra/testdata/python/videos/qcif_")
EXTENSION= ".avi"
# this functions tries to open a videofile
# using the filename PREFIX+FORMAT+.EXTENSION and returns True/False
# on success/fail.
def video_ok( FORMAT ):
# check requirements and delete old .works file
if not works.check_files( REQUIRED, TESTNAME+FORMAT ):
return false
filename = PREFIX+FORMAT+EXTENSION
video = cvCreateFileCapture(PREFIX+FORMAT+EXTENSION)
if video is None:
sys.exit(1)
works.set_file( TESTNAME+FORMAT )
return True