gecko-dev/image/test/mochitest/webcam-simulacrum.sjs

52 строки
1.7 KiB
JavaScript

/* Any copyright is dedicated to the Public Domain.
* http://creativecommons.org/publicdomain/zero/1.0/
*/
var counter = 2;
var frames = ['red.gif', 'blue.gif'];
var timer = Components.classes["@mozilla.org/timer;1"];
var partTimer = timer.createInstance(Components.interfaces.nsITimer);
function getFileAsInputStream(aFilename) {
var file = Components.classes["@mozilla.org/file/directory_service;1"]
.getService(Components.interfaces.nsIProperties)
.get("CurWorkD", Components.interfaces.nsIFile);
file.append("tests");
file.append("image");
file.append("test");
file.append("mochitest");
file.append(aFilename);
var fileStream = Components.classes['@mozilla.org/network/file-input-stream;1']
.createInstance(Components.interfaces.nsIFileInputStream);
fileStream.init(file, 1, 0, false);
return fileStream;
}
function handleRequest(request, response)
{
response.setHeader("Content-Type",
"multipart/x-mixed-replace;boundary=BOUNDARYOMG", false);
response.setHeader("Cache-Control", "no-cache", false);
response.setStatusLine(request.httpVersion, 200, "OK");
response.processAsync();
response.write("--BOUNDARYOMG\r\n");
while (frames.length > 0) {
sendNextPart(response);
}
response.write("--BOUNDARYOMG--\r\n");
response.finish();
}
function sendNextPart(response) {
var nextPartHead = "Content-Type: image/gif\r\n\r\n";
var inputStream = getFileAsInputStream(frames.shift());
response.bodyOutputStream.write(nextPartHead, nextPartHead.length);
response.bodyOutputStream.writeFrom(inputStream, inputStream.available());
inputStream.close();
// Toss in the boundary, so the browser can know this part is complete
response.write("--BOUNDARYOMG\r\n");
}