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import cv2
import numpy as np
from moviepy.editor import VideoFileClip
from moviepy.video.io.ffmpeg_writer import FFMPEG_VideoWriter as VideoFileClipWriter

lastest_speaker_frames = [None for _ in range(6)]

# TODO find a better way to calculate ssim
def calculate_ssim(x, y):
    # Convert images to grayscale

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const noop = () => undefined;
/**
 *
 * @param {string} elementName
 * @param {string} sourceTagName
 * @param {object} sourcePrototype
 * @param {function} setup
 * @param {function} destroy
 * @see https://developers.google.com/web/fundamentals/primers/customelements/
 */

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System.set(System.normalizeSync('css'), System.newModule({
  fetch() {
    console.info('disable css loading in test suite');
    return Promise.resolve('');
  }
}));

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#install gdal
brew install gdal
#convert 1:1
ogr2ogr -f "GeoJSON" file.geojson file.shp
#convert loose, higher tolerance in simplify reduce files size and lost data precision
ogr2ogr -simplify 0.000001 -f "GeoJSON" file.geojson file.shp

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public typealias myFunctionDefAlias = (@objc_block (String, String, NSNumber) -> Void)

@objc
public protocol MyJSExportProtocol: JSExport {
    // JSExportAs alternative in Swift via closure
    var myFunction:myFunctionDefAlias? {get}
}

@objc
public class MyJSExportClass: NSObject, MyJSExportProtocol {