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Diffstat (limited to 'editors/openoffice.org-1.0/files/gifpatch-goodies+source+filter.vcl+egif+giflzwc.cxx')
| -rw-r--r-- | editors/openoffice.org-1.0/files/gifpatch-goodies+source+filter.vcl+egif+giflzwc.cxx | 290 |
1 files changed, 0 insertions, 290 deletions
diff --git a/editors/openoffice.org-1.0/files/gifpatch-goodies+source+filter.vcl+egif+giflzwc.cxx b/editors/openoffice.org-1.0/files/gifpatch-goodies+source+filter.vcl+egif+giflzwc.cxx deleted file mode 100644 index 0fcdf289cca3..000000000000 --- a/editors/openoffice.org-1.0/files/gifpatch-goodies+source+filter.vcl+egif+giflzwc.cxx +++ /dev/null @@ -1,290 +0,0 @@ ---- ../goodies/source/filter.vcl/egif/giflzwc.cxx Sun Apr 13 14:33:24 2003 -+++ /dev/null Mon Apr 14 06:10:35 2003 -@@ -1,287 +0,0 @@ --/************************************************************************* -- * -- * $RCSfile: giflzwc.cxx,v $ -- * -- * $Revision: 1.1.1.1 $ -- * -- * last change: $Author: hr $ $Date: 2000/09/18 16:30:11 $ -- * -- * The Contents of this file are made available subject to the terms of -- * either of the following licenses -- * -- * - GNU Lesser General Public License Version 2.1 -- * - Sun Industry Standards Source License Version 1.1 -- * -- * Sun Microsystems Inc., October, 2000 -- * -- * GNU Lesser General Public License Version 2.1 -- * ============================================= -- * Copyright 2000 by Sun Microsystems, Inc. -- * 901 San Antonio Road, Palo Alto, CA 94303, USA -- * -- * This library is free software; you can redistribute it and/or -- * modify it under the terms of the GNU Lesser General Public -- * License version 2.1, as published by the Free Software Foundation. -- * -- * This library is distributed in the hope that it will be useful, -- * but WITHOUT ANY WARRANTY; without even the implied warranty of -- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -- * Lesser General Public License for more details. -- * -- * You should have received a copy of the GNU Lesser General Public -- * License along with this library; if not, write to the Free Software -- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, -- * MA 02111-1307 USA -- * -- * -- * Sun Industry Standards Source License Version 1.1 -- * ================================================= -- * The contents of this file are subject to the Sun Industry Standards -- * Source License Version 1.1 (the "License"); You may not use this file -- * except in compliance with the License. You may obtain a copy of the -- * License at http://www.openoffice.org/license.html. -- * -- * Software provided under this License is provided on an "AS IS" basis, -- * WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING, -- * WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS, -- * MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING. -- * See the License for the specific provisions governing your rights and -- * obligations concerning the Software. -- * -- * The Initial Developer of the Original Code is: Sun Microsystems, Inc. -- * -- * Copyright: 2000 by Sun Microsystems, Inc. -- * -- * All Rights Reserved. -- * -- * Contributor(s): _______________________________________ -- * -- * -- ************************************************************************/ -- --#include <tools/stream.hxx> --#include "giflzwc.hxx" -- --// ---------------------------- --// - GIFImageDataOutputStream - --// ---------------------------- -- --class GIFImageDataOutputStream --{ --private: -- -- void FlushBlockBuf(); -- inline void FlushBitsBufsFullBytes(); -- -- SvStream& rStream; -- BYTE* pBlockBuf; -- BYTE nBlockBufSize; -- ULONG nBitsBuf; -- USHORT nBitsBufSize; -- --public: -- -- GIFImageDataOutputStream( SvStream & rGIF, BYTE nLZWDataSize ); -- ~GIFImageDataOutputStream(); -- -- inline void WriteBits( USHORT nCode, USHORT nCodeLen ); --}; -- --// ------------------------------------------------------------------------ -- --inline void GIFImageDataOutputStream::FlushBitsBufsFullBytes() --{ -- while (nBitsBufSize>=8) -- { -- if( nBlockBufSize==255 ) -- FlushBlockBuf(); -- -- pBlockBuf[nBlockBufSize++] = (BYTE) nBitsBuf; -- nBitsBuf >>= 8; -- nBitsBufSize -= 8; -- } --} -- --// ------------------------------------------------------------------------ -- --inline void GIFImageDataOutputStream::WriteBits( USHORT nCode, USHORT nCodeLen ) --{ -- if( nBitsBufSize+nCodeLen>32 ) -- FlushBitsBufsFullBytes(); -- -- nBitsBuf |= (ULONG) nCode << nBitsBufSize; -- nBitsBufSize += nCodeLen; --} -- --// ------------------------------------------------------------------------ -- --GIFImageDataOutputStream::GIFImageDataOutputStream( SvStream & rGIF, BYTE nLZWDataSize ) : -- rStream(rGIF) --{ -- pBlockBuf = new BYTE[ 255 ]; -- nBlockBufSize = 0; -- nBitsBufSize = 0; -- nBitsBuf = 0; -- rStream << nLZWDataSize; --} -- --// ------------------------------------------------------------------------ -- -- --GIFImageDataOutputStream::~GIFImageDataOutputStream() --{ -- WriteBits(0,7); -- FlushBitsBufsFullBytes(); -- FlushBlockBuf(); -- rStream << (BYTE)0; -- delete[] pBlockBuf; --} -- --// ------------------------------------------------------------------------ -- --void GIFImageDataOutputStream::FlushBlockBuf() --{ -- if( nBlockBufSize ) -- { -- rStream << (BYTE) nBlockBufSize; -- rStream.Write( pBlockBuf,nBlockBufSize ); -- nBlockBufSize = 0; -- } --} -- --// ------------------- --// - GIFLZWCTreeNode - --// ------------------- -- --struct GIFLZWCTreeNode --{ -- -- GIFLZWCTreeNode* pBrother; // naechster Knoten, der den selben Vater hat -- GIFLZWCTreeNode* pFirstChild; // erster Sohn -- USHORT nCode; // Der Code fuer den String von Pixelwerten, der sich ergibt, wenn -- USHORT nValue; // Der Pixelwert --}; -- --// -------------------- --// - GIFLZWCompressor - --// -------------------- -- --GIFLZWCompressor::GIFLZWCompressor() --{ -- pIDOS=NULL; --} -- --// ------------------------------------------------------------------------ -- --GIFLZWCompressor::~GIFLZWCompressor() --{ -- if (pIDOS!=NULL) EndCompression(); --} -- --// ------------------------------------------------------------------------ -- --void GIFLZWCompressor::StartCompression( SvStream& rGIF, USHORT nPixelSize ) --{ -- if( !pIDOS ) -- { -- USHORT i; -- -- nDataSize = nPixelSize; -- -- if( nDataSize < 2 ) -- nDataSize=2; -- -- nClearCode=1<<nDataSize; -- nEOICode=nClearCode+1; -- nTableSize=nEOICode+1; -- nCodeSize=nDataSize+1; -- -- pIDOS=new GIFImageDataOutputStream(rGIF,(BYTE)nDataSize); -- pTable=new GIFLZWCTreeNode[4096]; -- -- for (i=0; i<4096; i++) -- { -- pTable[i].pBrother = pTable[i].pFirstChild = NULL; -- pTable[i].nValue = (BYTE) ( pTable[i].nCode = i ); -- } -- -- pPrefix = NULL; -- pIDOS->WriteBits( nClearCode,nCodeSize ); -- } --} -- --// ------------------------------------------------------------------------ -- --void GIFLZWCompressor::Compress( HPBYTE pSrc, ULONG nSize ) --{ -- if( pIDOS ) -- { -- GIFLZWCTreeNode* p; -- USHORT i; -- BYTE nV; -- -- if( !pPrefix && nSize ) -- { -- pPrefix=pTable+(*pSrc++); -- nSize--; -- } -- -- while( nSize ) -- { -- nSize--; -- nV=*pSrc++; -- for( p=pPrefix->pFirstChild; p!=NULL; p=p->pBrother ) -- { -- if (p->nValue==nV) -- break; -- } -- -- if( p) -- pPrefix=p; -- else -- { -- pIDOS->WriteBits(pPrefix->nCode,nCodeSize); -- -- if (nTableSize==4096) -- { -- pIDOS->WriteBits(nClearCode,nCodeSize); -- -- for (i=0; i<nClearCode; i++) -- pTable[i].pFirstChild=NULL; -- -- nCodeSize=nDataSize+1; -- nTableSize=nEOICode+1; -- } -- else -- { -- if(nTableSize==(USHORT)(1<<nCodeSize)) -- nCodeSize++; -- -- p=pTable+(nTableSize++); -- p->pBrother=pPrefix->pFirstChild; -- pPrefix->pFirstChild=p; -- p->nValue=nV; -- p->pFirstChild=NULL; -- } -- -- pPrefix=pTable+nV; -- } -- } -- } --} -- --// ------------------------------------------------------------------------ -- --void GIFLZWCompressor::EndCompression() --{ -- if( pIDOS ) -- { -- if( pPrefix ) -- pIDOS->WriteBits(pPrefix->nCode,nCodeSize); -- -- pIDOS->WriteBits( nEOICode,nCodeSize ); -- delete[] pTable; -- delete pIDOS; -- pIDOS=NULL; -- } --} |