mirror of
https://github.com/novnc/noVNC.git
synced 2026-05-26 15:13:34 +00:00
e7e6660272
Data files should now set the variable VNC_frame_encoding to either "binary" or "base64". The python websockify recording mode adds this automatically based on what is negotiated with the client being recorded.
103 lines
2.4 KiB
JavaScript
103 lines
2.4 KiB
JavaScript
/*
|
|
* noVNC: HTML5 VNC client
|
|
* Copyright (C) 2012 Joel Martin
|
|
* Licensed under MPL 2.0 (see LICENSE.txt)
|
|
*/
|
|
|
|
"use strict";
|
|
/*jslint browser: true, white: false */
|
|
/*global Util, VNC_frame_data, finish */
|
|
|
|
var rfb, mode, test_state, frame_idx, frame_length,
|
|
iteration, iterations, istart_time,
|
|
|
|
// Pre-declarations for jslint
|
|
send_array, next_iteration, queue_next_packet, do_packet;
|
|
|
|
// Override send_array
|
|
send_array = function (arr) {
|
|
// Stub out send_array
|
|
};
|
|
|
|
next_iteration = function () {
|
|
if (iteration === 0) {
|
|
frame_length = VNC_frame_data.length;
|
|
test_state = 'running';
|
|
} else {
|
|
rfb.disconnect();
|
|
}
|
|
|
|
if (test_state !== 'running') { return; }
|
|
|
|
iteration += 1;
|
|
if (iteration > iterations) {
|
|
finish();
|
|
return;
|
|
}
|
|
|
|
frame_idx = 0;
|
|
istart_time = (new Date()).getTime();
|
|
rfb.connect('test', 0, "bogus");
|
|
|
|
queue_next_packet();
|
|
|
|
};
|
|
|
|
queue_next_packet = function () {
|
|
var frame, foffset, toffset, delay;
|
|
if (test_state !== 'running') { return; }
|
|
|
|
frame = VNC_frame_data[frame_idx];
|
|
while ((frame_idx < frame_length) && (frame.charAt(0) === "}")) {
|
|
//Util.Debug("Send frame " + frame_idx);
|
|
frame_idx += 1;
|
|
frame = VNC_frame_data[frame_idx];
|
|
}
|
|
|
|
if (frame === 'EOF') {
|
|
Util.Debug("Finished, found EOF");
|
|
next_iteration();
|
|
return;
|
|
}
|
|
if (frame_idx >= frame_length) {
|
|
Util.Debug("Finished, no more frames");
|
|
next_iteration();
|
|
return;
|
|
}
|
|
|
|
if (mode === 'realtime') {
|
|
foffset = frame.slice(1, frame.indexOf('{', 1));
|
|
toffset = (new Date()).getTime() - istart_time;
|
|
delay = foffset - toffset;
|
|
if (delay < 1) {
|
|
delay = 1;
|
|
}
|
|
|
|
setTimeout(do_packet, delay);
|
|
} else {
|
|
setTimeout(do_packet, 1);
|
|
}
|
|
};
|
|
|
|
var bytes_processed = 0;
|
|
|
|
do_packet = function () {
|
|
//Util.Debug("Processing frame: " + frame_idx);
|
|
var frame = VNC_frame_data[frame_idx],
|
|
start = frame.indexOf('{', 1) + 1;
|
|
bytes_processed += frame.length - start;
|
|
if (VNC_frame_encoding === 'binary') {
|
|
var u8 = new Uint8Array(frame.length - start);
|
|
for (var i = 0; i < frame.length - start; i++) {
|
|
u8[i] = frame.charCodeAt(start + i);
|
|
}
|
|
rfb.recv_message({'data' : u8});
|
|
} else {
|
|
rfb.recv_message({'data' : frame.slice(start)});
|
|
}
|
|
frame_idx += 1;
|
|
|
|
queue_next_packet();
|
|
};
|
|
|