The invention relates to a video streaming method, comprising receiving a panoramic video; receiving head-tracking data; determining a current field of view based on the head-tracking data. The resolution of the panoramic video may be adjusted based on the current field of view, wherein resolution of the current field of view is a first resolution and the resolution outside of the current field of view is a second resolution. The panoramic video with adjusted resolution may be provided, wherein the first resolution is higher than the second resolution.