Add "Raw Encoding" checkbox to Settings.

This may be useful as a means to skip compression when network
bandwidth is deemed irrelevant.

include/rfb.js

@@ -135,6 +135,7 @@ Util.conf_defaults(conf, that, defaults, [
 
     ['encrypt',            'rw', 'bool', false, 'Use TLS/SSL/wss encryption'],
     ['true_color',         'rw', 'bool', true,  'Request true color pixel data'],
+    ['raw_encoding',       'rw', 'bool', false, 'Request raw pixel data'],
     ['local_cursor',       'rw', 'bool', false, 'Request locally rendered cursor'],
     ['shared',             'rw', 'bool', true,  'Request shared mode'],
     ['view_only',          'rw', 'bool', false, 'Disable client mouse/keyboard'],
@@ -1674,6 +1675,11 @@ clientEncodings = function() {
         if ((encodings[i][0] === "Cursor") &&
             (! conf.local_cursor)) {
             Util.Debug("Skipping Cursor pseudo-encoding");
+        } else if ((encodings[i][0] === "RAW") &&
+            (conf.raw_encoding)) {
+            encList.reverse()
+            encList.push(encodings[i][1]);
+            encList.reverse()
 
         // TODO: remove this when we have tight+non-true-color
         } else if ((encodings[i][0] === "TIGHT") && 

include/ui.js

@@ -61,6 +61,7 @@ start: function(callback) {
     UI.initSetting('password', '');
     UI.initSetting('encrypt', (window.location.protocol === "https:"));
     UI.initSetting('true_color', true);
+    UI.initSetting('raw_encoding', false);
     UI.initSetting('cursor', false);
     UI.initSetting('shared', true);
     UI.initSetting('view_only', false);
@@ -312,6 +313,7 @@ toggleSettingsPanel: function() {
     } else {
         UI.updateSetting('encrypt');
         UI.updateSetting('true_color');
+        UI.updateSetting('raw_encoding');
         if (UI.rfb.get_display().get_cursor_uri()) {
             UI.updateSetting('cursor');
         } else {
@@ -359,6 +361,7 @@ settingsApply: function() {
     //Util.Debug(">> settingsApply");
     UI.saveSetting('encrypt');
     UI.saveSetting('true_color');
+    UI.saveSetting('raw_encoding')
     if (UI.rfb.get_display().get_cursor_uri()) {
         UI.saveSetting('cursor');
     }
@@ -471,6 +474,7 @@ updateVisualState: function() {
     //Util.Debug(">> updateVisualState");
     $D('noVNC_encrypt').disabled = connected;
     $D('noVNC_true_color').disabled = connected;
+    $D('noVNC_raw_encoding').disabled = connected;
     if (UI.rfb && UI.rfb.get_display() &&
         UI.rfb.get_display().get_cursor_uri()) {
         $D('noVNC_cursor').disabled = connected;
@@ -541,6 +545,7 @@ connect: function() {
 
     UI.rfb.set_encrypt(UI.getSetting('encrypt'));
     UI.rfb.set_true_color(UI.getSetting('true_color'));
+    UI.rfb.set_raw_encoding(UI.getSetting('raw_encoding'));
     UI.rfb.set_local_cursor(UI.getSetting('cursor'));
     UI.rfb.set_shared(UI.getSetting('shared'));
     UI.rfb.set_view_only(UI.getSetting('view_only'));

vnc.html

@@ -118,6 +118,7 @@
                 <ul>
                     <li><input id="noVNC_encrypt" type="checkbox"> Encrypt</li>
                     <li><input id="noVNC_true_color" type="checkbox" checked> True Color</li>
+                    <li><input id="noVNC_raw_encoding" type="checkbox" checked> Raw Encoding</li>
                     <li><input id="noVNC_cursor" type="checkbox"> Local Cursor</li>
                     <li><input id="noVNC_clip" type="checkbox"> Clip to Window</li>
                     <li><input id="noVNC_shared" type="checkbox"> Shared Mode</li>