增加海康sdk获取高精度ptz

‘liusuyi’

2023-12-15 03f0316ede495bc4391b041232a982aa52e5d649

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import { Subscriber } from './Subscriber';
import { TeardownLogic } from './types';
export interface Operator<T, R> {
    call(subscriber: Subscriber<R>, source: any): TeardownLogic;
}