[jorenham]

This fixes the following stubtest errors:

av.audio.format.AudioFormat.__init__ is inconsistent, runtime does not have parameter "name". You may need to write stubs for __new__ instead of __init__.
av.audio.frame.AudioFrame.__init__ is inconsistent, runtime does not have parameter "format". You may need to write stubs for __new__ instead of __init__.
av.audio.frame.AudioFrame.__init__ is inconsistent, runtime does not have parameter "layout". You may need to write stubs for __new__ instead of __init__.
av.audio.frame.AudioFrame.__init__ is inconsistent, runtime does not have parameter "samples". You may need to write stubs for __new__ instead of __init__.
av.audio.frame.AudioFrame.__init__ is inconsistent, runtime does not have parameter "align". You may need to write stubs for __new__ instead of __init__.
av.audio.layout.AudioLayout.__init__ is inconsistent, runtime does not have parameter "layout". You may need to write stubs for __new__ instead of __init__.
av.audio.resampler.AudioResampler.__init__ is inconsistent, runtime does not have parameter "format". You may need to write stubs for __new__ instead of __init__.
av.audio.resampler.AudioResampler.__init__ is inconsistent, runtime does not have parameter "layout". You may need to write stubs for __new__ instead of __init__.
av.audio.resampler.AudioResampler.__init__ is inconsistent, runtime does not have parameter "rate". You may need to write stubs for __new__ instead of __init__.
av.audio.resampler.AudioResampler.__init__ is inconsistent, runtime does not have parameter "frame_size". You may need to write stubs for __new__ instead of __init__.
av.audio.resampler.AudioResampler.__init__ is inconsistent, runtime does not have parameter "options". You may need to write stubs for __new__ instead of __init__.
av.audio.resampler.AudioResampler.__init__ is inconsistent, runtime does not have parameter "threads". You may need to write stubs for __new__ instead of __init__.
av.bitstream.BitStreamFilterContext.__init__ is inconsistent, runtime does not have parameter "filter_description". You may need to write stubs for __new__ instead of __init__.
av.bitstream.BitStreamFilterContext.__init__ is inconsistent, runtime does not have parameter "in_stream". You may need to write stubs for __new__ instead of __init__.
av.bitstream.BitStreamFilterContext.__init__ is inconsistent, runtime does not have parameter "out_stream". You may need to write stubs for __new__ instead of __init__.
av.codec.codec.Codec.__init__ is inconsistent, runtime does not have parameter "name". You may need to write stubs for __new__ instead of __init__.
av.codec.codec.Codec.__init__ is inconsistent, runtime does not have parameter "mode". You may need to write stubs for __new__ instead of __init__.
av.filter.filter.Filter.__init__ is inconsistent, runtime does not have parameter "name". You may need to write stubs for __new__ instead of __init__.
av.filter.graph.Graph.__init__ is inconsistent, runtime does not have parameter "hw_device". You may need to write stubs for __new__ instead of __init__.
av.format.ContainerFormat.__init__ is inconsistent, runtime does not have parameter "name". You may need to write stubs for __new__ instead of __init__.
av.format.ContainerFormat.__init__ is inconsistent, runtime does not have parameter "mode". You may need to write stubs for __new__ instead of __init__.
av.plane.Plane.__init__ is inconsistent, runtime does not have parameter "frame". You may need to write stubs for __new__ instead of __init__.
av.plane.Plane.__init__ is inconsistent, runtime does not have parameter "index". You may need to write stubs for __new__ instead of __init__.
av.video.format.VideoFormat.__init__ is inconsistent, runtime does not have parameter "name". You may need to write stubs for __new__ instead of __init__.
av.video.format.VideoFormat.__init__ is inconsistent, runtime does not have parameter "width". You may need to write stubs for __new__ instead of __init__.
av.video.format.VideoFormat.__init__ is inconsistent, runtime does not have parameter "height". You may need to write stubs for __new__ instead of __init__.
av.video.format.VideoFormatComponent.__init__ is inconsistent, runtime does not have parameter "format". You may need to write stubs for __new__ instead of __init__.
av.video.format.VideoFormatComponent.__init__ is inconsistent, runtime does not have parameter "index". You may need to write stubs for __new__ instead of __init__.
av.video.frame.CudaContext.__init__ is inconsistent, runtime does not have parameter "device_id". You may need to write stubs for __new__ instead of __init__.
av.video.frame.CudaContext.__init__ is inconsistent, runtime does not have parameter "primary_ctx". You may need to write stubs for __new__ instead of __init__.
av.video.frame.CudaContext.__init__ is inconsistent, runtime does not have parameter "current_ctx". You may need to write stubs for __new__ instead of __init__.
av.video.frame.CudaContext.__init__ is inconsistent, runtime does not have parameter "cuda_stream". You may need to write stubs for __new__ instead of __init__.
av.video.frame.VideoFrame.__init__ is inconsistent, runtime does not have parameter "width". You may need to write stubs for __new__ instead of __init__.
av.video.frame.VideoFrame.__init__ is inconsistent, runtime does not have parameter "height". You may need to write stubs for __new__ instead of __init__.
av.video.frame.VideoFrame.__init__ is inconsistent, runtime does not have parameter "format". You may need to write stubs for __new__ instead of __init__.
av.video.plane.VideoPlane.__init__ is inconsistent, runtime does not have parameter "frame". You may need to write stubs for __new__ instead of __init__.
av.video.plane.VideoPlane.__init__ is inconsistent, runtime does not have parameter "index". You may need to write stubs for __new__ instead of __init__.

FWIW; I was pretty confused by this when I encountered similar stubtest errors a while back in scipy-stubs. I just didn't expect __cinit__ to result in a __new__ instead of an __init__: python/mypy#19732