nodemedia-client-with-zoom

This project is the react-native packaging of NodeMediaClient-Android and NodeMediaClient-iOS SDK. Complete live publish and play functions, providing the exact same API call. You can publish two platforms just by developing one set of programs.
README

1.install

yarn add nodemedia-client-with-zoom

2.Install dependencies

cd ios
pod install

3.Example

import {  NodeCameraView } from 'nodemedia-client-with-zoom';
let _prevPinch = 1;
const ZOOM_F = Platform.OS === 'ios' ? 0.5 : 0.009;


  const [zoom, setZoom] = useState(0.0);

 <ZoomView
        onPinchStart={() => {
          _prevPinch = 1;
        }}
        onPinchEnd={() => {
          _prevPinch = 1;
        }}
        onPinchProgress={p => {
          let p2 = p - _prevPinch;
          if (p2 > 0 && p2 > ZOOM_F) {
            _prevPinch = p;
            setZoom(Math.min(zoom + ZOOM_F, Platform.OS === 'ios' ? 100 : 1));
          } else if (p2 < 0 && p2 < -ZOOM_F) {
            _prevPinch = p;
            setZoom(Math.max(zoom - ZOOM_F, 0));
          }
        }}>

<NodeCameraView
  zoomScale={zoom}
  autopreview={true}
  smoothSkinLevel={3}
  style={{ height: 400 }}
  ref={(vb) => { this.vb = vb }}
  outputUrl = {"rtmp://192.168.0.10/live/stream"}
  camera={{ cameraId: 1, cameraFrontMirror: true }}
  audio={{bitrate: 32000, profile: 1, samplerate: 48000}}
  video={{
           fps: 30,
           preset: 4,
           profile: 1,
           bitrate: 900000,
           videoFrontMirror: true,
          }}
  />
 </ZoomView>


 // use this as component


 import React from 'react';
import { View } from 'react-native';
import {
  PinchGestureHandler,
  State,
} from 'react-native-gesture-handler';
export default class ZoomView extends React.Component {
  onGesturePinch = ({ nativeEvent }) => {
    this.props.onPinchProgress(nativeEvent.scale);
  }
  onPinchHandlerStateChange = event => {
    if (event.nativeEvent.state === State.END) {
      this.props.onPinchEnd();
    }
    else if (event.nativeEvent.oldState === State.BEGAN && event.nativeEvent.state === State.ACTIVE) {
      this.props.onPinchStart();
    }
  };
  render() {
    return (
      <PinchGestureHandler
        onGestureEvent={this.onGesturePinch}
        onHandlerStateChange={this.onPinchHandlerStateChange}
      >
        <View style={this.props.style}>
          {this.props.children}
        </View>
      </PinchGestureHandler>
    );
  }
}
ZoomView.defaultProps = {
  onPinchProgress: (p) => { },
  onPinchStart: () => { },
  onPinchEnd: () => { }
}

Demo project