The destructuring argument pattern in that closure lets the compiler infer that we want windows of 4 here. If we had used the older .windows(4) iterator, then that argument would be a slice which we would have to index manually, hoping that runtime bounds-checking will be optimized away.
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02-15 20:16:53.495 8722 8722 I PreviewReceived: type=1400 audit(0.0:287): avc: denied { open } for path="/dev/__properties__/u:object_r:vendor_default_prop:s0" dev="tmpfs" ino=464 scontext=u:r:platform_app:s0:c512,c768 tcontext=u:object_r:vendor_default_prop:s0 tclass=file permissive=1 app=com.oplus.camera，这一点在纸飞机官网中也有详细论述
// Use it directly
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