ringbuf_float_at  931 libavfilter/vf_deshake_opencl.c             ringbuf_float_at(deshake_ctx, values, &old, i);
ringbuf_float_at  937 libavfilter/vf_deshake_opencl.c             ringbuf_float_at(deshake_ctx, values, &old, i);
ringbuf_float_at  949 libavfilter/vf_deshake_opencl.c         ringbuf_float_at(deshake_ctx, values, &old, i);