ximaj2k.h
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上传日期:2022-04-22
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- /*
- * File: ximaj2k.h
- * Purpose: J2K Image Class Loader and Writer
- */
- /* === C R E D I T S & D I S C L A I M E R S ==============
- * CxImageJ2K (c) 04/Aug/2002 <ing.davide.pizzolato@libero.it>
- * Permission is given by the author to freely redistribute and include
- * this code in any program as long as this credit is given where due.
- *
- * CxImage version 5.00 23/Aug/2002
- * See the file history.htm for the complete bugfix and news report.
- *
- * based on LIBJ2K Copyright (c) 2001-2002, David Janssens - All rights reserved.
- *
- * COVERED CODE IS PROVIDED UNDER THIS LICENSE ON AN "AS IS" BASIS, WITHOUT WARRANTY
- * OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING, WITHOUT LIMITATION, WARRANTIES
- * THAT THE COVERED CODE IS FREE OF DEFECTS, MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE
- * OR NON-INFRINGING. THE ENTIRE RISK AS TO THE QUALITY AND PERFORMANCE OF THE COVERED
- * CODE IS WITH YOU. SHOULD ANY COVERED CODE PROVE DEFECTIVE IN ANY RESPECT, YOU (NOT
- * THE INITIAL DEVELOPER OR ANY OTHER CONTRIBUTOR) ASSUME THE COST OF ANY NECESSARY
- * SERVICING, REPAIR OR CORRECTION. THIS DISCLAIMER OF WARRANTY CONSTITUTES AN ESSENTIAL
- * PART OF THIS LICENSE. NO USE OF ANY COVERED CODE IS AUTHORIZED HEREUNDER EXCEPT UNDER
- * THIS DISCLAIMER.
- *
- * Use at your own risk!
- * ==========================================================
- */
- #if !defined(__ximaJ2K_h)
- #define __ximaJ2K_h
- #include "ximage.h"
- #if CXIMAGE_SUPPORT_J2K
- #define LIBJ2K_EXPORTS
- extern "C" {
- #include "../j2000/j2k.h"
- };
- class CxImageJ2K: public CxImage
- {
- public:
- CxImageJ2K(): CxImage(CXIMAGE_FORMAT_J2K) {}
- // bool Load(const char * imageFileName){ return CxImage::Load(imageFileName,CXIMAGE_FORMAT_J2K);}
- // bool Save(const char * imageFileName){ return CxImage::Save(imageFileName,CXIMAGE_FORMAT_J2K);}
- bool Decode(CxFile * hFile);
- bool Encode(CxFile * hFile);
- bool Decode(FILE *hFile) { CxIOFile file(hFile); return Decode(&file); }
- bool Encode(FILE *hFile) { CxIOFile file(hFile); return Encode(&file); }
- protected:
- void j2k_calc_explicit_stepsizes(j2k_tccp_t *tccp, int prec);
- void j2k_encode_stepsize(int stepsize, int numbps, int *expn, int *mant);
- int j2k_floorlog2(int a);
- };
- #endif
- #endif