openjpeg/OPJViewer/source/imagj2k.h

102 lines
3.7 KiB
C++

/*
* Copyright (c) 2007, Digital Signal Processing Laboratory, Università degli studi di Perugia (UPG), Italy
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
/////////////////////////////////////////////////////////////////////////////
// Name: imagj2k.h
// Purpose: wxImage JPEG 2000 raw codestream handler
// Author: G. Baruffa - based on imagjpeg.h, Vaclav Slavik
// RCS-ID: $Id: imagj2k.h,v 0.0 2007/02/08 23:45:00 VZ Exp $
// Copyright: (c) Giuseppe Baruffa
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef _WX_IMAGJ2K_H_
#define _WX_IMAGJ2K_H_
#include "wx/defs.h"
//-----------------------------------------------------------------------------
// wxJ2KHandler
//-----------------------------------------------------------------------------
#if wxUSE_LIBOPENJPEG
#include "wx/image.h"
#include "libopenjpeg/openjpeg.h"
#define wxBITMAP_TYPE_J2K 47
#define wxIMAGE_OPTION_REDUCEFACTOR wxString(_T("reducefactor"))
#define wxIMAGE_OPTION_QUALITYLAYERS wxString(_T("qualitylayers"))
#define wxIMAGE_OPTION_MAXCOMPS wxString(_T("maxcomps"))
#ifdef USE_JPWL
#define wxIMAGE_OPTION_ENABLEJPWL wxString(_T("enablejpwl"))
#define wxIMAGE_OPTION_EXPCOMPS wxString(_T("expcomps"))
#define wxIMAGE_OPTION_MAXTILES wxString(_T("maxtiles"))
#endif // USE_JPWL
class WXDLLEXPORT wxJ2KHandler: public wxImageHandler
{
public:
inline wxJ2KHandler()
{
m_name = wxT("JPEG 2000 codestream file");
m_extension = wxT("j2k");
m_type = wxBITMAP_TYPE_J2K;
m_mime = wxT("image/j2k");
m_reducefactor = 0;
m_qualitylayers = 0;
m_components = 0;
#ifdef USE_JPWL
m_enablejpwl = true;
m_expcomps = JPWL_EXPECTED_COMPONENTS;
m_maxtiles = JPWL_MAXIMUM_TILES;
#endif // USE_JPWL
}
// decoding engine parameters
int m_reducefactor, m_qualitylayers, m_components;
#ifdef USE_JPWL
bool m_enablejpwl;
int m_expcomps, m_maxtiles;
#endif // USE_JPWL
#if wxUSE_STREAMS
virtual bool LoadFile( wxImage *image, wxInputStream& stream, bool verbose=true, int index=-1 );
virtual bool SaveFile( wxImage *image, wxOutputStream& stream, bool verbose=true );
protected:
virtual bool DoCanRead( wxInputStream& stream );
#endif
private:
DECLARE_DYNAMIC_CLASS(wxJ2KHandler)
};
#endif // wxUSE_LIBOPENJPEG
#endif // _WX_IMAGJ2K_H_