jellyfin-web/dashboard-ui/scripts/metadataimageextraction.js

var MetadataImageExtractionPage = {

    onPageShow: function () {

        Dashboard.showLoadingMsg();

        var page = this;

        ApiClient.getServerConfiguration().done(function (result) {
            MetadataImageExtractionPage.load(page, result);
        });
    },

    load: function (page, config) {

        $('#chkVIdeoImages', page).checked(config.EnableVideoImageExtraction).checkboxradio("refresh");

        $('#chkMovies', page).checked(config.EnableMovieChapterImageExtraction).checkboxradio("refresh");
        $('#chkEpisodes', page).checked(config.EnableEpisodeChapterImageExtraction).checkboxradio("refresh");
        $('#chkOtherVideos', page).checked(config.EnableOtherVideoChapterImageExtraction).checkboxradio("refresh");

        Dashboard.hideLoadingMsg();
    },

    onSubmit: function () {
        var form = this;

        Dashboard.showLoadingMsg();

        ApiClient.getServerConfiguration().done(function (config) {

            config.EnableVideoImageExtraction = $('#chkVIdeoImages', form).checked();

            config.EnableMovieChapterImageExtraction = $('#chkMovies', form).checked();
            config.EnableEpisodeChapterImageExtraction = $('#chkEpisodes', form).checked();
            config.EnableOtherVideoChapterImageExtraction = $('#chkOtherVideos', form).checked();

            ApiClient.updateServerConfiguration(config).done(Dashboard.processServerConfigurationUpdateResult);
        });

        // Disable default form submission
        return false;
    }
};

$(document).on('pageshow', "#metadataImageExtractionPage", MetadataImageExtractionPage.onPageShow);