opencl_check_device_extension  282 libavutil/hwcontext_opencl.c     if (opencl_check_device_extension(hwctx->device_id, name)) {
opencl_check_device_extension  982 libavutil/hwcontext_opencl.c     if (opencl_check_device_extension(device_id, va_ext)) {
opencl_check_device_extension 1186 libavutil/hwcontext_opencl.c     if (opencl_check_device_extension(device_id, drm_arm_ext)) {