unmapDevice       448 modules/core/src/opengl.cpp void cv::ogl::Buffer::Impl::unmapDevice(cudaStream_t stream)
unmapDevice       773 modules/core/src/opengl.cpp void cv::ogl::Buffer::unmapDevice()
unmapDevice       803 modules/core/src/opengl.cpp void cv::ogl::Buffer::unmapDevice(cuda::Stream& stream)