Merge pull request #18092 from alalek:ocl_fix_image_format

5 years ago · 7f22b34c78
parent ad63d24dba 00890aecdf
commit 7f22b34c78
1 changed files with 3 additions and 0 deletions
--- a/modules/core/src/ocl.cpp
+++ b/modules/core/src/ocl.cpp
@ -6458,6 +6458,9 @@ struct Image2D::Impl
            CV_Error(Error::OpenCLApiCallError, "OpenCL runtime not found!");

        cl_context context = (cl_context)Context::getDefault().ptr();
+        if (!context)
+            return false;
+
        // Figure out how many formats are supported by this context.
        cl_uint numFormats = 0;
        cl_int err = clGetSupportedImageFormats(context, CL_MEM_READ_WRITE,