231 lines
7.3 KiB
JavaScript
Executable File
231 lines
7.3 KiB
JavaScript
Executable File
function npt2ms(npt) {
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var ms = 0.0
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npt = String(npt);
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var p = npt.split(':')
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for(i=0;i<p.length;i++)
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ms = ms * 60 + parseFloat(p[i])
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return ms * 1000;
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}
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function ms2npt(ms) {
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var it, ss, mm, hh, npt;
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var it = parseInt(ms / 1000)
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ms = ms - it * 1000;
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if (ms.toString().length > 3) {
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ms = ms.toString().substring(0,3);
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}
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ss = it % 60;
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mm = ((it - ss) / 60) % 60;
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hh = ((it - (mm * 60) - ss) / 3600) % 60;
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npt = hh+':'+strpad(mm.toString(), '0', 2, 'left')
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npt += ':'+strpad(ss.toString(), '0', 2, 'left')
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npt += '.'+strpad(ms.toString(), '0', 3, 'left')
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return npt;
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}
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function ms2frames(ms, fmt) {
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if (!fmt) var fmt = "PAL";
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var npt = ms2npt(ms);
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var dotpos = npt.lastIndexOf(".");
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var mmStr = npt.substring(dotpos + 1, npt.length);
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var mmInt = parseInt(mmStr);
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if (fmt == 'PAL') {
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var frames = parseInt((mmInt / 1000) * 24);
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} else if (fmt == "NTSC") {
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var frames = parseInt((mmInt / 1000) * 29.97);
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}
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var framesTc = '';
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var joinToken = ":";
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var framesTc = npt.substring(0, dotpos ) + joinToken + frames;
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return framesTc;
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}
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function ms2time(ms) {
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var npt = ms2npt(ms)
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return npt.substr(npt.length-9, npt.length-6);
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}
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function framesToNpt(timeCode) {
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var frames = timeCode.substring(9, 11);
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var ms = parseInt(frames) / 25 * 1000;
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var ms = String(ms);
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var ms = strpad(ms, '0', 3, 'right');
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var timeCodeNpt = timeCode.substring(0,8) + "." + ms;
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return timeCodeNpt;
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}
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function strpad(str, pad, len, dir) {
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while (str.length < len) {
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if (dir == 'left')
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str = pad + str;
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else if (dir == 'right')
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str = str + pad;
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}
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return str;
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}
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function isValidTimecode(tc) {
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var tc = $.trim(tc);
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var nptRegex = new RegExp("^[0-9][0-9]?\:[0-9][0-9]\:[0-9][0-9][\.|\,|\:][0-9]?[0-9]?[0-9]?$");
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return nptRegex.test(tc);to
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}
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//where filters is a JSON object, for eg. {'Video Files': '*.dv;*.ogg;*.ogv;*.ogx;*.avi;*.mov;*.mp4;*.mpeg;*.mpg;*.vob'}
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function selectFile(filters) {
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// netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
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const nsIFilePicker = Components.interfaces.nsIFilePicker;
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var fp = Components.classes["@mozilla.org/filepicker;1"].createInstance(nsIFilePicker);
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fp.init(window, "Choose a File", nsIFilePicker.modeOpen);
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//fp.appendFilters(nsIFilePicker.filterAll | nsIFilePicker.filterText);
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// fp.appendFilter("Ogg Video Files", "*.ogg;*.ogv;*.ogx;");
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for (var f in filters) {
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if (filters.hasOwnProperty(f)) {
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fp.appendFilter(f, filters[f]);
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}
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}
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// fp.appendFilter("All Video Files", "*.dv;*.ogg;*.ogv;*.ogx;*.avi;*.mov;*.mp4;*.mpeg;*.mpg;*.vob");
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fp.appendFilters(nsIFilePicker.filterAll);
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var rv = fp.show();
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if (rv == nsIFilePicker.returnOK || rv == nsIFilePicker.returnReplace) {
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return fp;
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/*
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var file = fp.file;
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var path = fp.file.path;
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return path;
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*/
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}
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return false;
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}
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function mozillaSaveFile(filePath,content)
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{
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if(window.Components) {
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try {
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// netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
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var file = Components.classes["@mozilla.org/file/local;1"].createInstance(Components.interfaces.nsILocalFile);
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file.initWithPath(filePath);
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if(!file.exists())
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file.create(0,0664);
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var os = Components.classes["@mozilla.org/intl/converter-output-stream;1"].createInstance(Components.interfaces.nsIConverterOutputStream);
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var out = Components.classes["@mozilla.org/network/file-output-stream;1"].createInstance(Components.interfaces.nsIFileOutputStream);
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out.init(file,0x20|0x02,00004,null);
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os.init(out, "UTF-8", 0, 0x0000);
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os.writeString(content);
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//out.write(content,content.length);
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os.close();
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//out.flush();
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out.close();
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return true;
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} catch(ex) {
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alert(ex);
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return false;
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}
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}
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return null;
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}
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function mozillaSaveAs() {
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const nsIFilePicker = Components.interfaces.nsIFilePicker;
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var fp = Components.classes["@mozilla.org/filepicker;1"].createInstance(Components.interfaces.nsIFilePicker);
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fp.init(window, "Save srt as...", Components.interfaces.nsIFilePicker.modeSave);
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fp.appendFilters(Components.interfaces.nsIFilePicker.filterAll);
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var output = Components.classes["@mozilla.org/file/local;1"].createInstance(Components.interfaces.nsILocalFile);
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var pth = typeof(srtFilePath) != 'undefined' ? srtFilePath : filePath + ".srt";
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output.initWithPath(pth);
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fp.defaultString = output.leafName;
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var rv = fp.show();
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if (rv == nsIFilePicker.returnOK || rv == nsIFilePicker.returnReplace) {
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return fp.file.path;
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/*
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var file = fp.file;
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srtFilePath = file.path;
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saveSrt(srtFilePath);
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return true;
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*/
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}
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return false;
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}
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// Returns null if it can't do it, false if there's an error, or a string of the content if successful
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function mozillaLoadFile(filePath)
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{
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if(window.Components) {
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try {
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// netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
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var file = Components.classes["@mozilla.org/file/local;1"].createInstance(Components.interfaces.nsILocalFile);
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file.initWithPath(filePath);
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if(!file.exists())
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return null;
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var inputStream = Components.classes["@mozilla.org/network/file-input-stream;1"].createInstance(Components.interfaces.nsIFileInputStream);
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inputStream.init(file,0x01,00004,null);
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//var sInputStream = Components.classes["@mozilla.org/scriptableinputstream;1"].createInstance(Components.interfaces.nsIScriptableInputStream);
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//sInputStream.init(inputStream);
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var charset = "UTF-8";
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const replacementChar = Components.interfaces.nsIConverterInputStream.DEFAULT_REPLACEMENT_CHARACTER;
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var cInputStream = Components.classes["@mozilla.org/intl/converter-input-stream;1"]
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.createInstance(Components.interfaces.nsIConverterInputStream);
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cInputStream.init(inputStream, charset, 1024, replacementChar);
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var str = {};
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var contents = '';
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while (cInputStream.readString(4096, str) != 0) {
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contents += str.value;
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}
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//var contents = sInputStream.read(sInputStream.available());
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cInputStream.close();
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//sInputStream.close();
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inputStream.close();
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return contents;
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} catch(ex) {
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alert(ex);
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return false;
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}
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}
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return null;
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}
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function checkFileExists(filePath) {
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if (mozillaLoadFile(filePath)) {
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return true;
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} else {
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return false;
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}
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}
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// if(window.Components) {
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// try {
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// netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
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// var file = Components.classes["@mozilla.org/file/local;1"].createInstance(Components.interfaces.nsILocalFile);
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// file.initWithPath(filePath);
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// if (file.exists()) {
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// return true;
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// } else {
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// return false;
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// }
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// } catch(ex) {
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// //alert("Error");
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// return null;
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// }
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// }
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function getFileNameExt(filename) {
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var dotPos = filename.lastIndexOf(".");
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var ext = filename.substring(dotPos + 1, filename.length);
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return ext;
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}
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function getFileNameSansExt(filename) {
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var dotPos = filename.lastIndexOf(".");
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if (dotPos != '-1') {
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var filenameSansExt = filename.substring(0,dotPos);
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} else {
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var filenameSansExt = filename;
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}
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return filenameSansExt;
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}
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