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add encoding support for TightPNG

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This commit is contained in:
Leslie Qi Wang
2018-02-23 10:36:15 -08:00
committed by Leslie Qi Wang
parent e91a095ad6
commit 2c813a33fe
2 changed files with 4 additions and 2 deletions
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3
core/encodings.js
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@@ -12,6 +12,7 @@ export var encodings = {
encodingRRE: 2,
encodingHextile: 5,
encodingTight: 7,
encodingTightPNG: -260,
pseudoEncodingQualityLevel9: -23,
pseudoEncodingQualityLevel0: -32,
@@ -19,7 +20,6 @@ export var encodings = {
pseudoEncodingLastRect: -224,
pseudoEncodingCursor: -239,
pseudoEncodingQEMUExtendedKeyEvent: -258,
pseudoEncodingTightPNG: -260,
pseudoEncodingExtendedDesktopSize: -308,
pseudoEncodingXvp: -309,
pseudoEncodingFence: -312,
@@ -35,6 +35,7 @@ export function encodingName(num) {
case encodings.encodingRRE: return "RRE";
case encodings.encodingHextile: return "Hextile";
case encodings.encodingTight: return "Tight";
case encodings.encodingTightPNG: return "Tight";
default: return "[unknown encoding " + num + "]";
}
}

3
core/rfb.js
View File

@@ -170,6 +170,7 @@ export default function RFB(target, url, options) {
this._encHandlers[encodings.encodingRRE] = RFB.encodingHandlers.RRE.bind(this);
this._encHandlers[encodings.encodingHextile] = RFB.encodingHandlers.HEXTILE.bind(this);
this._encHandlers[encodings.encodingTight] = RFB.encodingHandlers.TIGHT.bind(this);
this._encHandlers[encodings.encodingTightPNG] = RFB.encodingHandlers.TIGHT.bind(this);
this._encHandlers[encodings.pseudoEncodingDesktopSize] = RFB.encodingHandlers.DesktopSize.bind(this);
this._encHandlers[encodings.pseudoEncodingLastRect] = RFB.encodingHandlers.last_rect.bind(this);
@@ -1256,13 +1257,13 @@ RFB.prototype = {
// Only supported with full depth support
if (this._fb_depth == 24) {
encs.push(encodings.encodingTight);
encs.push(encodings.encodingTightPNG);
encs.push(encodings.encodingHextile);
encs.push(encodings.encodingRRE);
}
encs.push(encodings.encodingRaw);
// Psuedo-encoding settings
encs.push(encodings.pseudoEncodingTightPNG);
encs.push(encodings.pseudoEncodingQualityLevel0 + 6);
encs.push(encodings.pseudoEncodingCompressLevel0 + 2);