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media source with range
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<html> | |
<head> | |
<title>ms test</title> | |
</head> | |
<body> | |
<video autoplay></video> | |
<script> | |
var video = document.getElementsByTagName("video")[0], | |
start = 0, | |
length = 15477531, | |
chunks = 1, | |
file = 'http://localhost:8888/video', | |
mediaSource = new MediaSource, | |
chunkSize = Math.ceil(length/chunks); | |
mediaSource.addEventListener('sourceopen', function() { | |
console.log("d") | |
var sb = mediaSource.addSourceBuffer('video/mp4; codecs="avc1.640028"'); | |
sb.addEventListener('updateend', function() { | |
if (i == chunks - 1) { | |
//mediaSource.endOfStream(); | |
return; | |
} | |
loadChunk(++i) | |
}, false); | |
loadChunk(0); | |
}); | |
mediaSource.addEventListener('sourceclose', function() { | |
console.log("ended") | |
}); | |
video.src = window.URL.createObjectURL(mediaSource); | |
var i = 0; | |
function loadChunk(i){ | |
var xhr = new XMLHttpRequest() | |
xhr.open("GET", file, true); | |
xhr.responseType = 'arraybuffer'; | |
var startByte = parseInt(start + chunkSize*i); | |
xhr.setRequestHeader('Range', 'bytes=' + start + chunkSize*i + '-' + (start + chunkSize - 1)); | |
xhr.addEventListener('load', function(e) { | |
mediaSource.sourceBuffers[0].appendBuffer(new Uint8Array(xhr.response)); | |
}); | |
xhr.send(); | |
} | |
</script> | |
</body> | |
</html> |
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var fs = require('fs'), | |
http = require('http'), | |
url = require('url'), | |
path = require('path'); | |
var indexPage, movie; | |
// load the video files and the index html page | |
fs.readFile(path.resolve(__dirname,"media/test-video-1MB.mp4"), function (err, data) { | |
if (err) { | |
throw err; | |
} | |
movie = data; | |
}); | |
fs.readFile(path.resolve(__dirname,"index.html"), function (err, data) { | |
if (err) { | |
throw err; | |
} | |
indexPage = data; | |
}); | |
// create http server | |
http.createServer(function (req, res) { | |
var reqResource = url.parse(req.url).pathname; | |
//console.log("Resource: " + reqResource); | |
if(reqResource == "/"){ | |
//console.log(req.headers) | |
res.writeHead(200, {'Content-Type': 'text/html'}); | |
res.write(indexPage); | |
res.end(); | |
} else if (reqResource == "/favicon.ico"){ | |
res.writeHead(404); | |
res.end(); | |
} else { | |
var total; | |
if(reqResource == "/video"){ | |
total = movie.length; | |
var range = req.headers.range; | |
var positions = range.replace(/bytes=/, "").split("-"); | |
var start = parseInt(positions[0], 10); | |
var end = positions[1] ? parseInt(positions[1], 10) : total - 1; | |
var chunksize = (end-start)+1; | |
res.writeHead(206, { "Content-Range": "bytes " + start + "-" + end + "/" + total, | |
"Accept-Ranges": "bytes", | |
"Content-Length": chunksize, | |
"Content-Type":"video/mp4"}); | |
res.end(movie.slice(start, end+1), "binary"); | |
} | |
} | |
}).listen(8888); |
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