50 lines
1.9 KiB
C++
50 lines
1.9 KiB
C++
/**
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* @file llimagej2coj.h
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* @brief This is an implementation of JPEG2000 encode/decode using OpenJPEG.
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*
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* $LicenseInfo:firstyear=2006&license=viewerlgpl$
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* Second Life Viewer Source Code
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* Copyright (C) 2010, Linden Research, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation;
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* version 2.1 of the License only.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
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* $/LicenseInfo$
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*/
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#ifndef LL_LLIMAGEJ2COJ_H
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#define LL_LLIMAGEJ2COJ_H
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#include "llimagej2c.h"
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const F32 LAST_TCP_RATE = 1.f/DEFAULT_COMPRESSION_RATE; // should be 8, giving a 1:8 ratio
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class LLImageJ2COJ : public LLImageJ2CImpl
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{
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public:
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LLImageJ2COJ();
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virtual ~LLImageJ2COJ();
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protected:
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virtual bool getMetadata(LLImageJ2C &base);
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virtual bool decodeImpl(LLImageJ2C &base, LLImageRaw &raw_image, F32 decode_time, S32 first_channel, S32 max_channel_count);
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virtual bool encodeImpl(LLImageJ2C &base, const LLImageRaw &raw_image, const char* comment_text, F32 encode_time=0.0,
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bool reversible = false);
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virtual bool initDecode(LLImageJ2C &base, LLImageRaw &raw_image, int discard_level = -1, int* region = NULL);
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virtual bool initEncode(LLImageJ2C &base, LLImageRaw &raw_image, int blocks_size = -1, int precincts_size = -1, int levels = 0);
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virtual std::string getEngineInfo() const;
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};
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#endif
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