311 lines
8.6 KiB
JavaScript
311 lines
8.6 KiB
JavaScript
'use strict';
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var __importDefault = (this && this.__importDefault) || function (mod) {
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return (mod && mod.__esModule) ? mod : { "default": mod };
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};
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Object.defineProperty(exports, "__esModule", { value: true });
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const sharp_1 = __importDefault(require("sharp"));
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const animated_gif_detector_1 = __importDefault(require("animated-gif-detector"));
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const path_1 = require("path");
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const fs_extra_1 = require("fs-extra");
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const delay_1 = require("delay");
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console.dir(animated_gif_detector_1.default);
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class FilmOut {
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/**
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*
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**/
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constructor(display, ffmpeg, ffprobe, ui, light) {
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this.id = 'filmout';
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this.videoExtensions = ['.mpg', '.mpeg', '.mov', '.mkv', '.avi', '.mp4'];
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this.stillExtensions = ['.tif', '.tiff', '.png', '.jpg', '.jpeg', '.bmp'];
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this.gifExtension = '.gif';
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this.state = {
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frame: 0,
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frames: 0,
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still: false,
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path: null,
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fileName: null,
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info: {},
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dir: true,
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enabled: false
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};
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this.display = display;
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this.ffmpeg = ffmpeg;
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this.ffprobe = ffprobe;
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this.ui = ui;
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this.light = light;
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this.init();
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}
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/**
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*
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**/
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async init() {
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const Log = require('log');
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this.log = await Log({ label: this.id });
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this.ipc = require('electron').ipcMain;
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this.listen();
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}
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/**
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*
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**/
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listen() {
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this.ipc.on(this.id, this.onConnect.bind(this));
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this.ipc.on('focus', this.focus.bind(this));
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this.ipc.on('field', this.field.bind(this));
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this.ipc.on('meter', this.meter.bind(this));
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this.ipc.on('filmout_close', this.close.bind(this));
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this.ipc.on('preview', this.preview.bind(this));
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this.ipc.on('preview_frame', this.previewFrame.bind(this));
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this.ipc.on('display', this.onDisplay.bind(this));
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}
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/**
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*
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**/
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set(dir) {
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this.state.dir = dir;
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}
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/**
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*
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**/
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async move() {
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let start = +new Date();
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if (this.state.still) {
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return false;
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}
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if (this.state.dir) {
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this.state.frame++;
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}
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else {
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this.state.frame--;
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}
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if (this.state.frame < 1) {
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this.state.frame = 1;
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}
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return (+new Date()) - start;
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}
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/**
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*
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**/
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async start() {
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try {
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await this.ffmpeg.clearAll();
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}
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catch (err) {
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this.log.error(err, 'FILMOUT', true, true);
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throw err;
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}
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try {
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await this.ffmpeg.frame(this.state, this.light.state);
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}
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catch (err) {
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this.log.error(err, 'FILMOUT', true, true);
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throw err;
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}
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await this.display.show(this.state.frame);
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await delay_1.delay(20);
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}
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/**
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*
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**/
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async end() {
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await delay_1.delay(20);
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this.display.hide();
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}
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/**
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* Use a video file as a film out source on "projector"
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*
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**/
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async onConnect(evt, arg) {
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let frames = 0;
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let isAnimated = false;
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let info;
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let ext;
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ext = path_1.extname(arg.fileName.toLowerCase());
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console.dir(arg);
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console.log(ext);
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if (ext === this.gifExtension) {
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try {
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isAnimated = await this.isGifAnimated(arg.path);
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}
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catch (err) {
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this.log.error(err, 'FILMOUT', true, true);
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await this.ui.send(this.id, { valid: false });
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return false;
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}
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this.state.still = !isAnimated;
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}
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else if (this.stillExtensions.indexOf(ext) !== -1) {
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this.state.still = true;
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}
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else if (this.videoExtensions.indexOf(ext) !== -1) {
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this.state.still = false;
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}
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else {
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this.log.error(`File is not of a valid file type`, 'FILMOUT', true, true);
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return false;
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}
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if (this.state.still) {
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try {
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info = await this.stillInfo(arg.path);
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}
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catch (err) {
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this.log.error(err, 'FILMOUT', true, true);
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this.state.enabled = false;
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await this.ui.send(this.id, { valid: false });
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return false;
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}
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frames = 1;
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}
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else {
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try {
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info = await this.ffprobe.info(arg.path);
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}
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catch (err) {
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this.log.error(err, 'FILMOUT', true, true);
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this.state.enabled = false;
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await this.ui.send(this.id, { valid: false });
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return false;
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}
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try {
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frames = await this.ffprobe.frames(arg.path);
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}
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catch (err) {
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this.log.error(err, 'FILMOUT', true, true);
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this.state.enabled = false;
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await this.ui.send(this.id, { valid: false });
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return false;
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}
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}
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console.dir(info);
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this.state.frame = 0;
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this.state.path = arg.path;
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this.state.fileName = arg.fileName;
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this.state.frames = frames;
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this.state.info = info;
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this.log.info(`Opened ${this.state.fileName}`, 'FILMOUT', true, true);
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this.log.info(`Frames : ${frames}`, 'FILMOUT', true, true);
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this.state.enabled = true;
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return await this.ui.send(this.id, { valid: true, state: JSON.stringify(this.state) });
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}
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/**
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* Return true if gif is animated, false if it is a still
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**/
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async isGifAnimated(pathStr) {
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let gifBuffer;
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try {
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gifBuffer = await fs_extra_1.readFile(pathStr);
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}
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catch (err) {
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this.log.error(err, 'FILMOUT', true, true);
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return false;
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}
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return animated_gif_detector_1.default(gifBuffer);
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}
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/**
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* Return information on a still image using the sharp module
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**/
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async stillInfo(pathStr) {
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return sharp_1.default(pathStr).metadata();
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}
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/**
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*
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**/
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async previewFrame(evt, arg) {
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const state = JSON.parse(JSON.stringify(this.state));
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let path;
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state.frame = arg.frame;
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try {
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path = await this.ffmpeg.frame(state, { color: [255, 255, 255] });
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}
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catch (err) {
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this.log.error(err, 'FILMOUT', true, true);
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;
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throw err;
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}
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this.ui.send('preview_frame', { path, frame: arg.frame });
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}
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/**
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*
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**/
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async preview(evt, arg) {
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const state = JSON.parse(JSON.stringify(this.state));
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let path;
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state.frame = arg.frame;
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this.log.info(`Previewing frame ${state.frame} of ${state.fileName}`);
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try {
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path = await this.ffmpeg.frame(state, { color: [255, 255, 255] });
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}
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catch (err) {
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this.log.error(err, 'FILMOUT', true, true);
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throw err;
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}
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try {
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await this.display.open();
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await this.display.show(arg.frame);
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}
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catch (err) {
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this.log.error(err, 'FILMOUT', true, true);
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}
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}
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/**
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*
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**/
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async focus(evt, arg) {
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this.log.info(`Showing focus screen`);
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try {
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await this.display.open();
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await this.display.focus();
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}
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catch (err) {
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this.log.error(err, 'FILMOUT', true, true);
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}
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}
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/**
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*
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**/
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async field(evt, arg) {
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this.log.info(`Showing field guide screen`);
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try {
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await this.display.open();
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await this.display.field();
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}
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catch (err) {
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this.log.error(err, 'FILMOUT', true, true);
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}
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}
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/**
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*
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**/
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async meter(evt, arg) {
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this.log.info(`Showing meter screen`);
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try {
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await this.display.open();
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await this.display.meter();
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}
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catch (err) {
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this.log.error(err, 'FILMOUT', true, true);
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}
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}
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/**
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*
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**/
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async close(evt, arg) {
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try {
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await this.display.hide();
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await this.display.close();
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}
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catch (err) {
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this.log.error(err, 'FILMOUT', true, true);
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}
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}
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/**
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*
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**/
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onDisplay(evt, arg) {
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this.display.change(arg.display);
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this.log.info(`Changing the display to ${arg.display}`);
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}
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}
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module.exports = (display, ffmpeg, ffprobe, ui, light) => {
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return new FilmOut(display, ffmpeg, ffprobe, ui, light);
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};
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//# sourceMappingURL=index.js.map
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