Add a function to query if global OpenCL context is initialized.

2013-06-13 10:46:12 +08:00
parent 98f6a4a615
commit 5fd724b54a
2 changed files with 12 additions and 1 deletions
--- a/modules/ocl/src/initialization.cpp
+++ b/modules/ocl/src/initialization.cpp
@@ -917,6 +917,14 @@ namespace cv
        int Context::val = 0;
        static Mutex cs;
        static volatile int context_tear_down = 0;
+
+        bool initialized()
+        {
+            return *((volatile int*)&Context::val) != 0 && 
+                Context::clCxt->impl->clCmdQueue != NULL&& 
+                Context::clCxt->impl->oclcontext != NULL;
+        }
+
        Context* Context::getContext()
        {
            if(*((volatile int*)&val) != 1)