# HG changeset patch
# User Nicolas Saunier <nicolas.saunier@polymtl.ca>
# Date 1503093611 14400
# Node ID 747a5c68bd3c6f5755b142ed2caee4b831dd9187
# Parent  5d9899504977ae9fe09d14c697cb2aabdc73e78d
minor improvement and bug correction

diff -r 5d9899504977 -r 747a5c68bd3c python/cvutils.py
--- a/python/cvutils.py	Tue Aug 15 16:51:04 2017 -0400
+++ b/python/cvutils.py	Fri Aug 18 18:00:11 2017 -0400
@@ -160,7 +160,8 @@
                     ret, img = cap.read()
                     rets.append(ret)
                     images.append(img)
-                if array(rets).all():
+                ret = array(rets).all()
+                if ret:
                     if printFrames:
                         print('frame shown {0}'.format(nFramesShown))
                     for i in xrange(len(filenames)):
@@ -173,7 +174,7 @@
                     nFramesShown += step
                     if step > 1:
                         for i in xrange(len(captures)):
-                            captures.set(cv2.cv.CV_CAP_PROP_POS_FRAMES, firstFrameNums[i]+nFramesShown)
+                            captures[i].set(cv2.cv.CV_CAP_PROP_POS_FRAMES, firstFrameNums[i]+nFramesShown)
             cv2.destroyAllWindows()
         else:
             print('Video captures for {} failed'.format(filenames))