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core(OpenCL): thread-local OpenCL execution context

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This commit is contained in:
Alexander Alekhin
2020-08-11 18:13:52 +00:00
parent 0428dce27d
commit 2129c72bc0
12 changed files with 1719 additions and 252 deletions
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modules/core/src/opengl.cpp
+8 -3
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@@ -1689,9 +1689,14 @@ Context& initializeContextFromGL()
if (found < 0)
CV_Error(cv::Error::OpenCLInitError, "OpenCL: Can't create context for OpenGL interop");
Context& ctx = Context::getDefault(false);
initializeContextFromHandle(ctx, platforms[found], context, device);
return ctx;
cl_platform_id platform = platforms[found];
std::string platformName = PlatformInfo(platform).name();
OpenCLExecutionContext clExecCtx = OpenCLExecutionContext::create(platformName, platform, context, deviceID);
clReleaseDevice(device);
clReleaseContext(context);
clExecCtx.bind();
return const_cast<Context&>(clExecCtx.getContext());
#endif
}