Adding max-mip-levels property so that converter can generate mipmap textures if render target size is smaller than input texture resolution. Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/8290>
If input format has no alpha and output format has no alpha, skip alpha sampling which can reduce the number of instruction slots Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/8290>
converter object will use mipgen object Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/8290>