AVFILTER_DEFINE_CLASS(deshake_opencl);
-AVFilter ff_vf_deshake_opencl = {
+const AVFilter ff_vf_deshake_opencl = {
.name = "deshake_opencl",
.description = NULL_IF_CONFIG_SMALL("Feature-point based video stabilization filter"),
.priv_size = sizeof(DeshakeOpenCLContext),