fix a crash on Linux

12 years ago · 15a213d3fc
parent d81c145fa9
commit 15a213d3fc
1 changed files with 1 additions and 1 deletions
--- a/modules/ocl/src/pyrlk.cpp
+++ b/modules/ocl/src/pyrlk.cpp
@ -142,7 +142,7 @@ static void lkSparse_run(oclMat &I, oclMat &J,
            int wave_size = queryDeviceInfo<WAVEFRONT_SIZE, int>(kernel);
            openCLSafeCall(clReleaseKernel(kernel));

-            static char opt[16] = {0};
+            static char opt[32] = {0};
            sprintf(opt, " -D WAVE_SIZE=%d", wave_size);

            openCLExecuteKernel(clCxt, &pyrlk, kernelName, globalThreads, localThreads,