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Code Issues Releases Wiki Activity

Improved websocket speed for MSTSC.js bitmaps.

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This commit is contained in:
Ylian Saint-Hilaire 2020-06-10 12:10:32 -07:00
parent 9ea93a658e
commit 14c08ce461
2 changed files with 38 additions and 27 deletions
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61
public/mstsc/js/client.js
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@ -129,6 +129,7 @@
// start connection
var self = this;
this.socket = new WebSocket("wss://" + window.location.host + "/mstsc/relay.ashx");
this.socket.binaryType = 'arraybuffer';
this.socket.onopen = function () {
console.log("WS-OPEN");
self.socket.send(JSON.stringify(['infos', {
@ -145,33 +146,41 @@
}]));
};
this.socket.onmessage = function (evt) {
var msg = JSON.parse(evt.data);
switch (msg[0]) {
case 'rdp-connect': {
//console.log('[mstsc.js] connected');
self.activeSession = true;
break;
}
case 'rdp-bitmap': {
var bitmap = msg[1];
bitmap.data = new Uint8Array(bitmap.data.data).buffer;
//console.log('[mstsc.js] bitmap update bpp : ' + bitmap.bitsPerPixel);
self.render.update(bitmap);
break;
}
case 'rdp-close': {
//console.log('[mstsc.js] close');
self.activeSession = false;
next(null);
break;
}
case 'rdp-error': {
var err = msg[1];
console.log('[mstsc.js] error : ' + err.code + '(' + err.message + ')');
self.activeSession = false;
next(err);
break;
if (typeof evt.data == 'string') {
// This is a JSON text string, parse it.
var msg = JSON.parse(evt.data);
switch (msg[0]) {
case 'rdp-connect': {
//console.log('[mstsc.js] connected');
self.activeSession = true;
break;
}
case 'rdp-bitmap': {
if (self.bitmapData == null) break;
var bitmap = msg[1];
bitmap.data = self.bitmapData; // Use the binary data that was sent earlier.
delete self.bitmapData;
//console.log('[mstsc.js] bitmap update bpp : ' + bitmap.bitsPerPixel);
self.render.update(bitmap);
break;
}
case 'rdp-close': {
//console.log('[mstsc.js] close');
self.activeSession = false;
next(null);
break;
}
case 'rdp-error': {
var err = msg[1];
console.log('[mstsc.js] error : ' + err.code + '(' + err.message + ')');
self.activeSession = false;
next(err);
break;
}
}
} else {
// This is binary bitmap data, store it.
self.bitmapData = evt.data;
}
};
this.socket.onclose = function () {