mcopy/app/lib/filmout/index.js

187 lines
4.8 KiB
JavaScript

'use strict';
Object.defineProperty(exports, "__esModule", { value: true });
const delay_1 = require("delay");
class FilmOut {
/**
*
**/
constructor(display, ffmpeg, ffprobe, ui, light) {
this.id = 'filmout';
this.state = {
frame: 0,
frames: 0,
path: null,
fileName: null,
info: {},
dir: true,
enabled: false
};
this.display = display;
this.ffmpeg = ffmpeg;
this.ffprobe = ffprobe;
this.ui = ui;
this.light = light;
this.init();
}
/**
*
**/
async init() {
const Log = require('log');
this.log = await Log({ label: this.id });
this.ipc = require('electron').ipcMain;
this.listen();
}
/**
*
**/
listen() {
this.ipc.on(this.id, this.onConnect.bind(this));
this.ipc.on('focus', this.focus.bind(this));
this.ipc.on('field', this.field.bind(this));
this.ipc.on('meter', this.meter.bind(this));
this.ipc.on('filmout_close', this.close.bind(this));
//preview
this.ipc.on('preview_frame', this.previewFrame.bind(this));
}
/**
*
**/
set(dir) {
this.state.dir = dir;
}
/**
*
**/
async move() {
let start = +new Date();
if (this.state.dir) {
this.state.frame++;
}
else {
this.state.frame--;
}
if (this.state.frame < 1) {
this.state.frame = 1;
}
return (+new Date()) - start;
}
/**
*
**/
async start() {
try {
await this.ffmpeg.clearAll();
}
catch (err) {
console.error(err);
throw err;
}
try {
await this.ffmpeg.frame(this.state, this.light.state);
}
catch (err) {
console.error(err);
throw err;
}
await this.display.show(this.state.frame);
await delay_1.delay(20);
}
/**
*
**/
async end() {
await delay_1.delay(20);
this.display.hide();
}
/**
* Use a video file as a film out source on "projector"
*
**/
async onConnect(evt, arg) {
let info;
let frames = 0;
try {
info = await this.ffprobe.info(arg.path);
}
catch (err) {
//this.log.error(err, 'FILMOUT', true, true);
this.state.enabled = false;
await this.ui.send(this.id, { valid: false });
return false;
}
try {
frames = await this.ffprobe.frames(arg.path);
}
catch (err) {
this.log.error(err, 'FILMOUT', true, true);
this.state.enabled = false;
await this.ui.send(this.id, { valid: false });
return false;
}
this.state.frame = 0;
this.state.path = arg.path;
this.state.fileName = arg.fileName;
this.state.frames = frames;
this.state.info = info;
this.log.info(`Opened ${this.state.fileName}`, 'FILMOUT', true, true);
this.log.info(`Frames : ${frames}`, 'FILMOUT', true, true);
this.state.enabled = true;
return await this.ui.send(this.id, { valid: true, state: JSON.stringify(this.state) });
}
async previewFrame(evt, arg) {
const state = JSON.parse(JSON.stringify(this.state));
let path;
state.frame = arg.frame;
try {
path = await this.ffmpeg.frame(state, { color: [255, 255, 255] });
}
catch (err) {
console.error(err);
throw err;
}
this.ui.send('preview_frame', { path, frame: arg.frame });
}
async preview(evt, arg) {
}
async focus(evt, arg) {
try {
await this.display.open();
await this.display.focus();
}
catch (err) {
this.log.error(err, 'FILMOUT', true, true);
}
}
async field(evt, arg) {
try {
await this.display.open();
await this.display.field();
}
catch (err) {
this.log.error(err, 'FILMOUT', true, true);
}
}
async meter(evt, arg) {
try {
await this.display.open();
await this.display.meter();
}
catch (err) {
this.log.error(err, 'FILMOUT', true, true);
}
}
async close(evt, arg) {
try {
await this.display.hide();
await this.display.close();
}
catch (err) {
this.log.error(err, 'FILMOUT', true, true);
}
}
}
module.exports = (display, ffmpeg, ffprobe, ui, light) => {
return new FilmOut(display, ffmpeg, ffprobe, ui, light);
};
//# sourceMappingURL=index.js.map