all video processing samples use camera as default source (and fallback to synth in case of capture error)

2011-08-22 13:36:21 +00:00
parent df49158863
commit fc771363d3
8 changed files with 42 additions and 32 deletions
--- a/samples/python2/color_histogram.py
+++ b/samples/python2/color_histogram.py
@@ -23,8 +23,8 @@ if __name__ == '__main__':
    cv2.createTrackbar('scale', 'hist', hist_scale, 32, set_scale)

    try: fn = sys.argv[1]
-    except: fn = 'synth:bg=../cpp/baboon.jpg:class=chess:noise=0.05'
-    cam = video.create_capture(fn)
+    except: fn = 0
+    cam = video.create_capture(fn, fallback='synth:bg=../cpp/baboon.jpg:class=chess:noise=0.05')

    while True:
        flag, frame = cam.read()