[FFmpeg-devel] [PATCH 08/14] hwcontext_opencl: DRM to OpenCL mapping for ARM

[wm4]

On Sun, 10 Sep 2017 21:53:32 +0100
Mark Thompson <sw at jkqxz.net> wrote:

> Using cl_arm_import_memory.  Unfortunately, despite this not being a
> standard extension, the function clImportMemoryARM() is not accessible
> via clGetExtensionFunctionAddressForPlatform().  This means that it has
> to be linked directly to the ARM OpenCL binary, so making a portable
> binary is not possible as it is with all other mapping extensions.
> ---

So, just what does this have to do with ARM? (Basically asking for some
background here how this came to be.)