Merge pull request #895 from bitwangyaoyao:2.4_perf
authorVadim Pisarevsky <vadim.pisarevsky@gmail.com>
Mon, 20 May 2013 10:00:46 +0000 (14:00 +0400)
committerOpenCV Buildbot <buildbot@opencv.org>
Mon, 20 May 2013 10:00:47 +0000 (14:00 +0400)

Trivial merge