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-rw-r--r--common/rfb/Encoder.cxx64
1 files changed, 26 insertions, 38 deletions
diff --git a/common/rfb/Encoder.cxx b/common/rfb/Encoder.cxx
index 5de75430..1733c8ec 100644
--- a/common/rfb/Encoder.cxx
+++ b/common/rfb/Encoder.cxx
@@ -1,4 +1,5 @@
/* Copyright (C) 2002-2005 RealVNC Ltd. All Rights Reserved.
+ * Copyright 2014 Pierre Ossman for Cendio AB
*
* This is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@@ -16,6 +17,7 @@
* USA.
*/
#include <stdio.h>
+#include <rfb/encodings.h>
#include <rfb/Exception.h>
#include <rfb/Encoder.h>
#include <rfb/RawEncoder.h>
@@ -30,48 +32,34 @@ Encoder::~Encoder()
{
}
-EncoderCreateFnType Encoder::createFns[encodingMax+1] = { 0 };
-
bool Encoder::supported(int encoding)
{
- return encoding >= 0 && encoding <= encodingMax && createFns[encoding];
+ switch (encoding) {
+ case encodingRaw:
+ case encodingRRE:
+ case encodingHextile:
+ case encodingZRLE:
+ case encodingTight:
+ return true;
+ default:
+ return false;
+ }
}
Encoder* Encoder::createEncoder(int encoding, SMsgWriter* writer)
{
- if (supported(encoding))
- return (*createFns[encoding])(writer);
- return 0;
-}
-
-void Encoder::registerEncoder(int encoding,
- EncoderCreateFnType createFn)
-{
- if (encoding > encodingMax)
- throw Exception("Encoder::registerEncoder: encoding out of range");
-
- if (createFns[encoding])
- fprintf(stderr,"Replacing existing encoder for encoding %s (%d)\n",
- encodingName(encoding), encoding);
- createFns[encoding] = createFn;
-}
-
-void Encoder::unregisterEncoder(int encoding)
-{
- if (encoding > encodingMax)
- throw Exception("Encoder::unregisterEncoder: encoding out of range");
- createFns[encoding] = 0;
-}
-
-int EncoderInit::count = 0;
-
-EncoderInit::EncoderInit()
-{
- if (count++ != 0) return;
-
- Encoder::registerEncoder(encodingRaw, RawEncoder::create);
- Encoder::registerEncoder(encodingRRE, RREEncoder::create);
- Encoder::registerEncoder(encodingHextile, HextileEncoder::create);
- Encoder::registerEncoder(encodingZRLE, ZRLEEncoder::create);
- Encoder::registerEncoder(encodingTight, TightEncoder::create);
+ switch (encoding) {
+ case encodingRaw:
+ return new RawEncoder(writer);
+ case encodingRRE:
+ return new RREEncoder(writer);
+ case encodingHextile:
+ return new HextileEncoder(writer);
+ case encodingZRLE:
+ return new ZRLEEncoder(writer);
+ case encodingTight:
+ return new TightEncoder(writer);
+ default:
+ return NULL;
+ }
}