mcopy/app/lib/ui/filmout.js

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2019-06-18 19:25:28 +00:00
'use strict';
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
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/**
* Determine the greatest common denominator
*/
function gcd(a, b) {
if (b === 0)
return a;
return gcd(b, a % b);
}
/**
* Reduce a numerator and denominator to it's smallest, integer ratio using Euclid's Algorithm
*/
function reduceRatio(numerator, denominator) {
// from: http://pages.pacificcoast.net/~cazelais/euclid.html
let temp;
let divisor;
if (!isInteger(numerator) || !isInteger(denominator))
return '? : ?';
if (numerator === denominator)
return '1 : 1';
// make sure numerator is always the larger number
if (+numerator < +denominator) {
temp = numerator;
numerator = denominator;
denominator = temp;
}
divisor = gcd(+numerator, +denominator);
return 'undefined' === typeof temp ? (numerator / divisor) + ' : ' + (denominator / divisor) : (denominator / divisor) + ' : ' + (numerator / divisor);
}
/**
* Determine whether a value is an integer (ie. only numbers)
*/
function isInteger(value) {
return /^[0-9]+$/.test(value);
}
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let filmout;
class FilmOut {
constructor() {
this.id = 'filmout';
this.videoExtensions = ['.mpg', '.mpeg', '.mov', '.mkv', '.avi', '.mp4',
'.gif'];
this.stillExtensions = ['.tif', '.tiff', '.png', '.jpg', '.jpeg', '.bmp'];
this.sequenceExtensions = ['.png', '.jpg', '.jpeg'];
this.displays = [];
this.state = {
frame: 0,
display: null
};
}
init() {
this.listen();
}
listen() {
ipcRenderer.on(this.id, this.onFilmout.bind(this));
ipcRenderer.on('system', this.onSystem.bind(this));
ipcRenderer.on('preview_frame', this.onFrame.bind(this));
ipcRenderer.on('pre_export', this.onPreExport.bind(this));
ipcRenderer.on('pre_export_progress', this.onPreExportProgress.bind(this));
}
onSystem(evt, args) {
let option;
for (let display of args.displays) {
this.displays.push(display);
option = $('<option>');
option.val(display.id);
option.text(display.name);
if (display.primary) {
this.setDisplay(display.id);
}
$('#filmout_displays').append(option);
}
if (args.displays.length > 1) {
$('#filmout_displays').on('change', this.onChange.bind(this));
}
$('#filmout_position').on('change', this.previewFrame.bind(this));
}
onChange() {
const val = $('#filmout_displays').val();
this.setDisplay(val);
}
setDisplay(id) {
const maxW = 800;
const maxH = 360;
const display = this.displays.find((elem) => {
if (elem.id == id)
return true;
});
let scale = display.height / maxH;
const w = display.width / scale;
const elem = $('#filmout_monitor');
const aspect = reduceRatio(display.width, display.height);
let h;
let top;
if (w > maxW) {
scale = display.width / maxW;
h = display.height / scale;
top = Math.floor((maxH - h) / 2);
elem.height(h);
elem.width(maxW - 4);
elem.css('top', `${top}px`);
}
else {
elem.width(w);
elem.height(maxH - 4);
elem.css('top', `0px`);
}
elem.addClass('on');
$('#filmout_stats_monitor_size').text(`${display.width} x ${display.height}`);
$('#filmout_stats_monitor_aspect').text(`${aspect}`);
$('#filmout_stats_monitor_scale').text(`${parseFloat(display.scale).toFixed(1)} scale factor`);
//console.dir(display);
this.state.display = id;
ipcRenderer.send('display', { display: id });
}
/**
* Select a file from the showOpenDialog method. Save the file
* to an <input type=file> element if the selection is valid.
**/
selectFile() {
return __awaiter(this, void 0, void 0, function* () {
const elem = $('#digital');
const properties = [`openFile`, `openDirectory`];
const options = {
title: `Select video or image sequence`,
properties,
defaultPath: 'c:/',
filters: [
{
name: 'All Files',
extensions: ['*']
},
]
};
let files;
let valid = false;
let pathStr;
let displayName;
let ext;
const linuxMessage = `Do you want to use a single file (video or still image) or a folder containing an image sequence?`;
const linuxChoices = ['File', 'Folder', 'Cancel'];
let linuxChoice = 0;
if (process.platform === 'linux') {
linuxChoice = yield gui.choice(linuxMessage, linuxChoices);
if (linuxChoice === 0) {
options.properties = ['openFile'];
}
else if (linuxChoice === 1) {
options.properties = ['openDirectory'];
}
else {
return false;
}
}
try {
files = yield dialog.showOpenDialog(options);
}
catch (err) {
log.error(err);
return false;
}
if (!files)
return false;
if (files.filePaths.length > 0) {
pathStr = files.filePaths[0];
displayName = path.basename(pathStr);
valid = this.validateSelection(files);
if (valid) {
log.info(`Selected "${displayName}"`, 'FILMOUT', true);
elem.attr('data-file', pathStr);
elem.val(displayName);
$('#filmout_file').val(displayName);
this.useFile();
}
}
if (!valid && typeof files.cancelled !== 'undefined') {
gui.warn('Invalid selection', `The selection "${displayName}" is not an accepted video, image or folder containing an image sequence.`);
return false;
}
});
}
/**
* Validate the selection to be of an approved selection or a directory
* containing images of an approved extension.
*
* @param {array} files List of files to validate their types
*
* @returns {boolean} Whether or not the selection is valid
**/
validateSelection(files) {
let ext;
let pathStr;
let dir = false;
let valid = false;
let fileList = [];
if (files.filePaths.length === 1) {
pathStr = files.filePaths[0];
dir = fs.lstatSync(pathStr).isDirectory();
if (dir) {
log.info('The selection is a directory');
fileList = fs.readdirSync(pathStr);
fileList = fileList.filter((file) => {
let ext = path.extname(file).toLowerCase();
if (this.sequenceExtensions.indexOf(ext) !== -1) {
return true;
}
return false;
});
if (fileList.length > 0) {
valid = true;
}
else {
valid = false;
}
}
else {
ext = path.extname(pathStr.toLowerCase());
valid = this.videoExtensions.indexOf(ext) === -1;
if (!valid) {
valid = this.stillExtensions.indexOf(ext) === -1;
}
}
}
return valid;
}
/**
* Prompt the user to use the selected file/files or cancel
**/
useFile() {
return __awaiter(this, void 0, void 0, function* () {
const elem = $('#digital');
const filePath = elem.attr('data-file');
const fileName = elem.val();
let proceed = false;
let obj = {
path: filePath,
fileName
};
if (filePath && filePath !== '') {
proceed = yield gui.confirm(`Are you sure you want to use ${fileName}?`, 'No');
}
else {
this.selectFile();
}
if (proceed) {
gui.overlay(true);
gui.spinner(true, `Getting info about ${fileName}`);
ipcRenderer.send(this.id, obj);
}
else {
$('#projector_type_digital').prop('checked', 'checked');
$('#digital').removeClass('active');
}
//cancel video
});
}
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//callback after
onFilmout(evt, args) {
let state;
let color = [255, 255, 255];
gui.spinner(false);
gui.overlay(false);
if (args.valid && args.valid === true) {
state = JSON.parse(args.state);
$('#digital').addClass('active');
$('#projector_type_digital').prop('checked', 'checked');
gui.notify('FILMOUT', `Using video ${state.fileName}`);
seq.set(0, 'PF');
grid.state(0);
seq.set(1, 'CF');
seq.setLight(1, color);
grid.state(1);
if (light.disabled) {
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//light.enable();
}
this.state.frame = 0;
this.state.frames = state.frames;
this.state.seconds = state.seconds;
this.state.fps = state.fps;
this.state.width = state.info.width;
this.state.height = state.info.height;
this.state.name = state.fileName;
this.state.path = state.path;
this.state.directory = state.directory;
$('#seq_loop').val(`${state.frames - 1}`).trigger('change');
$('#filmout_stats_video_name').text(state.fileName);
$('#filmout_stats_video_size').text(`${state.info.width} x ${state.info.height}`);
$('#filmout_stats_video_frames').text(`${state.frames} frames`);
this.reset();
gui.updateState();
this.previewFrame();
if (!this.state.directory) {
this.preExport();
}
}
else {
$('#projector_type_digital').prop('checked', 'checked');
$('#digital').removeClass('active');
}
}
previewFrame() {
const frameStr = $('#filmout_position').val();
const frame = parseInt(frameStr, 10);
this.state.frame = frame;
ipcRenderer.send('preview_frame', { frame });
}
onFrame(evt, args) {
const elem = $('#filmout');
elem[0].style.backgroundImage = `url('${args.path}')`;
elem.addClass('on');
}
preExport() {
return __awaiter(this, void 0, void 0, function* () {
let proceed = false;
if (this.state.path && this.state.path !== '') {
proceed = yield gui.confirm(`Export all frames of ${this.state.name}? This may take a while, but will allow filmout sequences to run faster.`, 'No');
}
if (proceed) {
gui.overlay(true);
gui.spinner(true, `Exporting frames of ${this.state.name}`, true, false);
ipcRenderer.send('pre_export', { state: this.state });
}
});
}
onPreExport(evt, args) {
if (args.completed && args.completed === true) {
gui.notify('FILMOUT', `Exported frames of ${this.state.name}`);
log.info(`Exported frames of ${this.state.name}`, 'FILMOUT', true);
}
else {
log.info('onPreExport Error');
log.error(JSON.stringify(args));
}
gui.overlay(false);
gui.spinner(false);
}
onPreExportProgress(evt, args) {
const elem = $('.progress-bar');
let progress = 0;
if (args.progress.progress) {
progress = args.progress.progress * 100;
}
elem.attr('aria-valuenow', progress);
elem.css('width', `${progress}%`);
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gui.spinner(true, `Exporting frames of ${this.state.name} in ${humanizeDuration(Math.round(args.progress.estimated) * 1000)}`, true, false);
}
advance() {
this.state.frame++;
if (this.state.frame >= this.state.frames) {
this.state.frame = 0;
}
$('#filmout_position').val(this.state.frame).trigger('change');
}
rewind() {
this.state.frame--;
if (this.state.frame < 0) {
this.state.frame = this.state.frames - 1;
}
$('#filmout_position').val(this.state.frame).trigger('change');
}
reset() {
this.state.frame = 0;
$('#filmout_position').val(this.state.frame).trigger('change');
}
preview() {
const frame = this.state.frame;
ipcRenderer.send('preview', { frame });
}
focus() {
ipcRenderer.send('focus', { focus: true });
}
field() {
let ratio = null;
if (this.state.name) {
ratio = this.state.width / this.state.height;
}
ipcRenderer.send('field', { field: true, ratio });
}
meter() {
ipcRenderer.send('meter', { meter: true });
}
close(evt, arg) {
}
}
filmout = new FilmOut();
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module.exports = filmout;
//# sourceMappingURL=filmout.js.map