Merge pull request #2468 from mlyashko:back_proj_fix

553673ee · Roman Donchenko · OpenCV Buildbot · fd8f2c8d · 5252aa8f · 553673ee
Commit 553673ee authored Mar 13, 2014 by Roman Donchenko Committed by OpenCV Buildbot Mar 13, 2014
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histogram.cpp modules/imgproc/src/histogram.cpp +4 -0

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--- a/modules/imgproc/src/histogram.cpp
+++ b/modules/imgproc/src/histogram.cpp
@@ -2035,6 +2035,10 @@ static bool ocl_calcBackProject( InputArrayOfArrays _images, std::vector<int> ch
    Size size = images[0].size();
    int depth = images[0].depth();

+    //kernels are valid for this type only
+    if (depth != CV_8U)
+        return false;
+
    for (size_t i = 1; i < nimages; ++i)
    {
        const UMat & m = images[i];