Create derived resources, such as OpenCL image objects, from EGLImages.
#pragma OPENCL EXTENSION cl_khr_egl_image : enable
If this extension is supported by an implementation, the string
cl_khr_egl_image will be present in the
CL_PLATFORM_EXTENSIONS string described in table 4.1 (see
CL_DEVICE_EXTENSIONS string described in table 4.3 (see
cl_khr_egl_image extension is supported, then the following functions are enabled: