whole_func_string: function configureImageSource(glSource) {
    const coords = glSource.coordinates;
    return new ImageStaticSource({
      url: glSource.url,
      imageExtent: [coords[0][0], coords[3][1], coords[1][0], coords[0][1]],
      projection: 'EPSG:4326',
    });
  }
func_code_string: function configureImageSource(glSource) {
    const coords = glSource.coordinates;
    return new ImageStaticSource({
      url: glSource.url,
      imageExtent: [coords[0][0], coords[3][1], coords[1][0], coords[0][1]],
      projection: 'EPSG:4326',
    });
  }
func_documentation_string: Configures an OpenLayers ImageStaticSource object from the provided
  Mapbox GL style object.
  @param {Object} glSource The Mapbox GL map source of type 'image'.
  
  @returns {Object} Configured OpenLayers ImageStaticSource.