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@mafintosh
Created July 25, 2020 19:24
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<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Hello World!</title>
</head>
<body>
<video src="custom://u" controls></video>
<!-- <video src="http://localhost:9999" controls></video> -->
</body>
</html>
const {app, BrowserWindow, protocol} = require('electron')
const stream = require('stream')
const fs = require('fs')
const url = require('url')
let mainWindow
const path = 'test.mp4'
protocol.registerSchemesAsPrivileged([
{ scheme: 'custom', privileges: { stream: true, standard: true, secure: true, allowServiceWorkers: true, supportFetchAPI: true, corsEnabled: true } }
])
function reply (request, res) {
function replyRes (r) {
res.writeHead(r.statusCode, r.headers)
r.data.pipe(res)
r.data.on('error', () => res.destroy())
res.on('error', () => r.data.destroy())
res.on('close', () => r.data.destroy())
}
const cb = typeof res === 'function' ? res : replyRes
const stat = fs.statSync(path)
const fileSize = stat.size
const range = request.headers.Range
if (range) {
const parts = range.replace(/bytes=/, "").split("-")
const start = parseInt(parts[0], 10)
const end = parts[1]
? parseInt(parts[1], 10)
: fileSize-1
const chunksize = (end-start)+1
const headers = {
'Content-Range': `bytes ${start}-${end}/${fileSize}`,
'Accept-Ranges': 'bytes',
'Content-Length': String(chunksize),
'Content-Type': 'video/mp4',
}
cb({
statusCode: 206,
headers,
data: fs.createReadStream(path, {start, end})
})
} else {
cb({
statusCode: 200,
headers: {
'Accept-Ranges': 'bytes',
'Content-Length': String(fileSize),
'Content-Type': 'video/mp4',
},
data: fs.createReadStream(path)
})
}
}
require('http').createServer(reply).listen(9999)
function createWindow () {
protocol.registerStreamProtocol("custom", reply)
// Create the browser window.
mainWindow = new BrowserWindow({
width: 800,
height: 600,
webPreferences: {
nodeIntegration: true
}
})
// and load the index.html of the app.
mainWindow.loadFile('index.html')
// Open the DevTools.
// mainWindow.webContents.openDevTools()
// Emitted when the window is closed.
mainWindow.on('closed', function () {
// Dereference the window object, usually you would store windows
// in an array if your app supports multi windows, this is the time
// when you should delete the corresponding element.
mainWindow = null
})
}
// This method will be called when Electron has finished
// initialization and is ready to create browser windows.
// Some APIs can only be used after this event occurs.
app.on('ready', createWindow)
// Quit when all windows are closed.
app.on('window-all-closed', function () {
// On OS X it is common for applications and their menu bar
// to stay active until the user quits explicitly with Cmd + Q
if (process.platform !== 'darwin') {
app.quit()
}
})
app.on('activate', function () {
// On OS X it's common to re-create a window in the app when the
// dock icon is clicked and there are no other windows open.
if (mainWindow === null) {
createWindow()
}
})
// In this file you can include the rest of your app's specific main process
// code. You can also put them in separate files and require them here.
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