361 lines
11 KiB
JavaScript
361 lines
11 KiB
JavaScript
//init globals
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//var seekBar;
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var textArea;
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var Video;
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var filePath = false;
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var videoListener;
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var seekBar;
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var globalUser;
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var srtFilePath = undefined;
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var videoPath = undefined;
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var videoHash = undefined;
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function adjustSize() {
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var baseHeight = $(window).height() - 24 - 16;
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$('#txt').height(baseHeight);
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var baseWidth = $(window).width() - 400 - 64;
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$('#txt').width(baseWidth);
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}
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Ox.load({
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UI: {theme: 'oxlight'},
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}, function() {
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Ox.$body.show();
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globalUser = new User();
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adjustSize();
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$(document).keydown(function(e) {
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if (!Video)
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return;
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//Esc
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if (e.keyCode == 27) {
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Video.togglePause();
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if (!textArea.hasFocus) {
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textArea.elem.focus();
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}
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e.preventDefault();
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}
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//The weird `~ key, currently in as a silly hack because Ranjana's Esc key does not work.
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if (e.keyCode == 192) {
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Video.togglePause();
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e.preventDefault();
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}
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//Ins or TAB
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if (e.keyCode == 45 || e.keyCode == 9) {
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if (!textArea.isTc()) {
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textArea.insertTc();
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return false;
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} else {
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return false;
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}
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}
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//Ctrl - Seek Back
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if (e.keyCode == 17) {
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var seekTime = parseInt(parseFloat($('#seekTime').val()) * 1000);
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var currTime = Video.get();
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var newTime = currTime - seekTime;
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Video.set(newTime);
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}
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//Alt - Seek Fwd.
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if (e.keyCode == 18) {
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var seekTime = parseInt(parseFloat($('#seekTime').val()) * 1000);
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var currTime = Video.get();
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var newTime = currTime + seekTime;
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Video.set(newTime);
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}
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//Space - togglePause if no focus on TA
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if (e.keyCode == 32 && textArea.hasFocus == false) {
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Video.togglePause();
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}
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//PageUp - volume Up:
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if (e.keyCode == 33) {
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Video.volUp();
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return false;
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}
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if (e.keyCode == 34) {
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Video.volDown();
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return false;
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}
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});
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$(window).bind('resize', adjustSize);
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var mainMenu = new Ox.MainMenu({
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extras: [],
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menus: [
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{
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id: "speedtrans",
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title: "SpeedTrans",
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items: [
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{ id: "about", title: "About" },
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{},
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{ id: "contact", title: "Contact", disabled: true}
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]
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},
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{
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id: "open",
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title: "Open",
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items: [
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{ id: "load_video", title: "Video", file: {width: 192}},
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{ id: "load_srt", title: "Open SRT File", file: {width: 192}},
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]
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},
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{
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id: "save",
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title: "Save",
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items: [
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{ id: "save_srt", title: "Save SRT"},
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]
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},
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{
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id: "edit",
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title: "Edit",
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items: [
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{ id: "preferences", title: "Preferences" }
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]
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},
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{
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id: "tools",
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title: "Tools",
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items: [
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{ id: "add_time", title: "Add / Subtract time and export", disabled: true },
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{ id: "export_encore", title: "Export Adobe Encore Subtitle Format" },
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{ id: "export_html", title: "Export HTML" },
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{},
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{ id: "load_cuts", title: "Load cuts from pan.do/ra", disabled: false }
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]
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},
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{
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id: "upload",
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title: "Upload",
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items: [
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{ id: "upload_padma", title: "Upload Transcript to Pad.ma", disabled: true }
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]
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},
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{
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id: "help",
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title: "Help",
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items: [
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{ id: "shortcuts", title: "Keyboard Shortcuts" }
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]
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}
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],
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size: "large"
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})
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.css({'position': 'fixed', 'top': '0px', 'left': '0px', 'right': '0px', 'height': '20px'})
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.appendTo(Ox.$body)
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.bindEvent({
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click: function(data) {
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if (data.id == 'load_video') {
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saveTxt();
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videoPath = undefined;
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videoHash = undefined;
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srtFilePath = undefined;
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textArea.elem.val('');
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var path = data.files[0].name;
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if ($.inArray(getFileNameExt(path.toLowerCase()), [
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'oga', 'ogg', 'ogv', 'ogx', 'wav', 'webm', 'mp4', 'm4v'
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]) != -1) {
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loadVideo(data.files[0]);
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} else {
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alert('can only open video formats supported by browser');
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}
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} else if(data.id == 'about') {
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var html = Ox.tmpl("dialog_about", {});
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stDialog("About", html);
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} else if(data.id == 'preferences') {
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var prefs = globalUser.get_prefs(["fontSize", "theme", "autosave"]);
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var html = Ox.tmpl("dialog_preferences", {});
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stDialog("Preferences", html);
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$('.pref_select').each(function() {
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var that = this;
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var pref = $(this).attr("data-pref");
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var prefVal = prefs[pref];
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$(this).children('option').each(function() {
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if ($(this).val() == prefVal) {
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$(this).attr("selected", "selected");
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}
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});
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});
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$('.pref_select').change(function() {
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var key = $(this).attr("data-pref");
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var val = $(this).val();
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globalUser.set_pref(key, val);
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});
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/*
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$('#pref_fontSize > option').each(function() {
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if ($(this).val() == prefs.fontSize) {
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$(this).attr("selected", "selected");
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}
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});
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$('#pref_theme > option').each(function() {
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if ($(this).val() == prefs.theme) {
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$(this).attr("selected", "selected");
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}
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});
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*/
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} else if(data.id == 'shortcuts') {
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var html = Ox.tmpl("dialog_shortcuts", {});
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stDialog("Keyboard Shortcuts", html);
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} else if(data.id == 'save_srt') {
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var content = textArea.toSrt();
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saveContent(content, 'text/plain', getFileNameSansExt(videoPath) + '.srt');
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} else if(data.id == 'load_srt') {
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loadSrt(data.files[0]);
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} else if(data.id == 'export_encore') {
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var content = textArea.toSrt("enc");
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saveContent(content, 'text/plain', getFileNameSansExt(videoPath) + '.enc.txt');
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} else if(data.id == 'export_html') {
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var content = textArea.toHTML();
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saveContent(content, 'text/html', getFileNameSansExt(videoPath) + '.html');
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} else if(data.id == 'load_cuts') {
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var html = Ox.tmpl("dialog_load_cuts");
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var loadDialog = Ox.Dialog({
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buttons: [
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Ox.Button({
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title: "Cancel"
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}).bindEvent({
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click: function() {
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loadDialog.close()
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}
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}),
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Ox.Button({
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title: "Load Cuts"
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}).bindEvent({
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click: function() {
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var url = loadDialog.find('input')[0].value.trim();
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var match = url.match(/(.*)\/([A-Z]+)$/);
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if (match) {
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loadCuts(match[1] + '/api/', match[2]);
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}
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loadDialog.close();
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}
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}),
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],
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content: Ox.Element().append(html)
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}).open();
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}
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}
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});
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textArea = new TextArea("txt");
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textArea.elem.val('');
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globalUser.init();
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//autosave every 1 minute.
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window.autosaveInterval = setInterval(function() {
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if (typeof(videoHash) !== 'undefined') {
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saveTxt();
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}
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}, 60000);
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});
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function loadTxt() {
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var txt = globalUser.get_txt(videoHash);
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//console.log('loadTxt', videoHash, txt.length);
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textArea.elem.val(txt);
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}
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function saveTxt() {
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var content = textArea.toSrt();
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var txt = textArea.elem.val();
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//console.log('saveTxt', videoHash, txt.length);
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globalUser.set_txt(videoHash, txt);
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}
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function saveContent(content, type, path) {
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var blob = new Blob([content], {type: type});
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var url = window.URL.createObjectURL(blob);
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var a = document.createElement('a');
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a.href = url;
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a.download = path;
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if (document.createEvent) {
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var event = document.createEvent('MouseEvents');
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event.initEvent('click', true, true);
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a.dispatchEvent(event);
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} else {
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a.click();
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}
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window.URL.revokeObjectURL(url);
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}
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function stDialog(titleTxt, text) {
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var that = Ox.Dialog({
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buttons: [
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Ox.Button({
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title: "Close"
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}).bindEvent({
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click: function() {
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that.close();
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}
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})
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],
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title: titleTxt,
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content: Ox.Element().css({padding: '16px'}).append(text)
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}).open()
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return that;
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}
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function loadVideo(videoFile) {
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Ox.oshash(videoFile, function(hash) {
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videoHash = hash;
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var storageKey = 'txt_' + videoHash;
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if (storageKey in storage) {
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loadTxt();
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}
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});
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var videoUrl = URL.createObjectURL(videoFile);
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videoPath = videoFile.name;
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$('#video').attr("src", videoUrl);
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$('#filepath').text(videoFile.path);
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document.getElementById("video").load();
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$('#video').one("loadedmetadata", function() {
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Video = new VideoPlayer();
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Video.init("video");
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Video.setDuration(Video.player.duration);
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$('#insertTc').click(textArea.insertTc);
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videoListener = setInterval(Video.listener, 250);
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});
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};
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/*
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Functions to generate preview while encoding: see http://firefogg.org/examples
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*/
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//intialize interval to update preview and add event liseners.
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//any previous listeners and intervals are cleared
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var previewI=null;
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function seekToEnd() {
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// console.log("seeking to end of video");
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var v = document.getElementById('previewVideo');
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v.currentTime = v.duration-0.4;
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}
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//callback function render frame into canvas after seeking
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function getFrame() {
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var v = document.getElementById('previewVideo');
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var canvas = document.getElementById('previewCanvas');
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canvas.width = 400;
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canvas.height = canvas.width * v.videoHeight/v.videoWidth;
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var ctx = canvas.getContext("2d");
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ctx.drawImage(v, 0, 0, canvas.width, canvas.height);
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}
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/*
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End Preview functions
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*/
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$(window).unload(function() {
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console.log('unload');
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if (typeof filePath != 'undefined' && typeof srtFilePath != 'undefined') {
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globalUser.set_prefs({
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'recentVideo': $('#video').attr("src").replace("file://", ""),
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'recentSrt': srtFilePath
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});
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}
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saveTxt();
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});
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