Imported existing code

indra/llimagej2coj/llimagej2coj.h

@@ -0,0 +1,59 @@
+/** 
+ * @file llimagej2coj.h
+ * @brief This is an implementation of JPEG2000 encode/decode using OpenJPEG.
+ *
+ * $LicenseInfo:firstyear=2006&license=viewergpl$
+ * 
+ * Copyright (c) 2006-2009, Linden Research, Inc.
+ * 
+ * Second Life Viewer Source Code
+ * The source code in this file ("Source Code") is provided by Linden Lab
+ * to you under the terms of the GNU General Public License, version 2.0
+ * ("GPL"), unless you have obtained a separate licensing agreement
+ * ("Other License"), formally executed by you and Linden Lab.  Terms of
+ * the GPL can be found in doc/GPL-license.txt in this distribution, or
+ * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
+ * 
+ * There are special exceptions to the terms and conditions of the GPL as
+ * it is applied to this Source Code. View the full text of the exception
+ * in the file doc/FLOSS-exception.txt in this software distribution, or
+ * online at
+ * http://secondlifegrid.net/programs/open_source/licensing/flossexception
+ * 
+ * By copying, modifying or distributing this software, you acknowledge
+ * that you have read and understood your obligations described above,
+ * and agree to abide by those obligations.
+ * 
+ * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
+ * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
+ * COMPLETENESS OR PERFORMANCE.
+ * $/LicenseInfo$
+ */
+
+#ifndef LL_LLIMAGEJ2COJ_H
+#define LL_LLIMAGEJ2COJ_H
+
+#include "llimagej2c.h"
+
+class LLImageJ2COJ : public LLImageJ2CImpl
+{	
+public:
+	LLImageJ2COJ();
+	virtual ~LLImageJ2COJ();
+
+protected:
+	/*virtual*/ BOOL getMetadata(LLImageJ2C &base);
+	/*virtual*/ BOOL decodeImpl(LLImageJ2C &base, LLImageRaw &raw_image, F32 decode_time, S32 first_channel, S32 max_channel_count);
+	/*virtual*/ BOOL encodeImpl(LLImageJ2C &base, const LLImageRaw &raw_image, const char* comment_text, F32 encode_time=0.0,
+								BOOL reversible = FALSE);
+	int ceildivpow2(int a, int b)
+	{
+		// Divide a by b to the power of 2 and round upwards.
+		return (a + (1 << b) - 1) >> b;
+	}
+
+	// Temporary variables for in-progress decodes...
+	LLImageRaw *mRawImagep;
+};
+
+#endif