theta-client-react-native/lib/module/capture/video-capture.js

This library provides a way to control RICOH THETA using.

import { CaptureBuilder } from './capture';
import ThetaClientReactNative from '../NativeThetaClientReactNative';
import { NotifyController } from '../theta-repository/notify-controller';
const NOTIFY_NAME = 'VIDEO-CAPTURE-STOP-ERROR';
const NOTIFY_CAPTURING = 'VIDEO-CAPTURE-CAPTURING';
const NOTIFY_STARTED = 'VIDEO-CAPTURE-STARTED';
/**
 * VideoCapture class
 */
export class VideoCapture {
  constructor(notify) {
    this.notify = notify;
  }

  /**
   * start video capture
   * @param onStopFailed the block for error of stopCapture
   * @param onCapturing Called when change capture status
   * @param onCaptureStarted Called when capture started
   * @return promise of captured file url
   */
  startCapture(onStopFailed, onCapturing, onCaptureStarted) {
    if (onStopFailed) {
      this.notify.addNotify(NOTIFY_NAME, event => {
        onStopFailed(event.params);
      });
    }
    if (onCapturing) {
      this.notify.addNotify(NOTIFY_CAPTURING, event => {
        var _event$params;
        if ((_event$params = event.params) !== null && _event$params !== void 0 && _event$params.status) {
          onCapturing(event.params.status);
        }
      });
    }
    if (onCaptureStarted) {
      this.notify.addNotify(NOTIFY_STARTED, event => {
        var _event$params2, _event$params3;
        onCaptureStarted(((_event$params2 = event.params) === null || _event$params2 === void 0 ? void 0 : _event$params2.fileUrl) !== '' ? (_event$params3 = event.params) === null || _event$params3 === void 0 ? void 0 : _event$params3.fileUrl : undefined);
      });
    }
    return new Promise(async (resolve, reject) => {
      await ThetaClientReactNative.startVideoCapture().then(result => {
        resolve(result ?? undefined);
      }).catch(error => {
        reject(error);
      }).finally(() => {
        this.notify.removeNotify(NOTIFY_NAME);
        this.notify.removeNotify(NOTIFY_CAPTURING);
        this.notify.removeNotify(NOTIFY_STARTED);
      });
    });
  }

  /**
   * stop video capture
   */
  stopCapture() {
    ThetaClientReactNative.stopVideoCapture();
  }
}

/**
 * VideoCaptureBuilder class
 */
export class VideoCaptureBuilder extends CaptureBuilder {
  /** construct VideoCaptureBuilder instance */
  constructor() {
    super();
    this.interval = undefined;
  }

  /**
   * set interval of checking continuous shooting status command
   * @param timeMillis interval
   * @returns VideoCaptureBuilder
   */
  setCheckStatusCommandInterval(timeMillis) {
    this.interval = timeMillis;
    return this;
  }

  /**
   * Set video file format.
   * @param {VideoFileFormatEnum} fileFormat Video file format to set
   * @return VideoCaptureBuilder
   */
  setFileFormat(fileFormat) {
    this.options.fileFormat = fileFormat;
    return this;
  }

  /**
   * Set maximum recordable time (in seconds) of the camera.
   * @param {MaxRecordableTimeEnum} time Maximum recordable time to set
   * @return VideoCaptureBuilder
   */
  setMaxRecordableTime(time) {
    this.options.maxRecordableTime = time;
    return this;
  }

  /**
   * Builds an instance of a VideoCapture that has all the combined
   * parameters of the Options that have been added to the Builder.
   *
   * @return promise of VideoCapture instance
   */
  build() {
    let params = {
      ...this.options,
      // Cannot pass negative values in IOS, use objects
      _capture_interval: this.interval ?? -1
    };
    return new Promise(async (resolve, reject) => {
      try {
        await ThetaClientReactNative.getVideoCaptureBuilder();
        await ThetaClientReactNative.buildVideoCapture(params);
        resolve(new VideoCapture(NotifyController.instance));
      } catch (error) {
        reject(error);
      }
    });
  }
}
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