dnn(ocl4dnn/conv): bailout on missing kernel configuration

97181a90 · Alexander Alekhin · 981009ac · 97181a90
Commit 97181a90 authored Nov 07, 2017 by Alexander Alekhin
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ocl4dnn_conv_spatial.cpp modules/dnn/src/ocl4dnn/src/ocl4dnn_conv_spatial.cpp +2 -0

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--- a/modules/dnn/src/ocl4dnn/src/ocl4dnn_conv_spatial.cpp
+++ b/modules/dnn/src/ocl4dnn/src/ocl4dnn_conv_spatial.cpp
@@ -379,6 +379,8 @@ bool OCL4DNNConvSpatial<Dtype>::Forward(const UMat& bottom,
 {
    num_ = numImages;
    prepareKernel(bottom, top, weight, bias, numImages);
+    if (bestKernelConfig.empty())
+        return false;
    return convolve(bottom, top, weight, bias, numImages, bestKernelConfig, cv::ocl::Queue::getDefault());
 }