/** 
 * @file llimagej2coj.h
 * @brief This is an implementation of JPEG2000 encode/decode using OpenJPEG.
 *
 * Copyright (c) 2006-$CurrentYear$, Linden Research, Inc.
 * $License$
 */

#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);
	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