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/*
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 * translate.c - translate between different pixel formats
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 */
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/*
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 *  Copyright (C) 1999 AT&T Laboratories Cambridge. All Rights Reserved.
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 *
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 *  This is free software; you can redistribute it and/or modify
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 *  it under the terms of the GNU General Public License as published by
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 *  the Free Software Foundation; either version 2 of the License, or
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 *  (at your option) any later version.
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 *
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 *  This software 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
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 *  GNU General Public License for more details.
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 *
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 *  You should have received a copy of the GNU General Public License
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 *  along with this software; if not, write to the Free Software
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 *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,
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 *  USA.
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 */
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#include "stdhdrs.h"
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#include "translate.h"
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#include <stdio.h>
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#include "rfb.h"
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#define CONCAT2(a,b) a##b
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#define CONCAT2E(a,b) CONCAT2(a,b)
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#define CONCAT4(a,b,c,d) a##b##c##d
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#define CONCAT4E(a,b,c,d) CONCAT4(a,b,c,d)
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#define OUTBPP 8
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#include "tableinittctemplate.cpp"
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#include "tableinitcmtemplate.cpp"
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#define INBPP 8
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#include "tabletranstemplate.cpp"
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#undef INBPP
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#define INBPP 16
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#include "tabletranstemplate.cpp"
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#undef INBPP
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#define INBPP 32
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#include "tabletranstemplate.cpp"
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#undef INBPP
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#undef OUTBPP
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#define OUTBPP 16
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#include "tableinittctemplate.cpp"
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#include "tableinitcmtemplate.cpp"
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#define INBPP 8
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#include "tabletranstemplate.cpp"
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#undef INBPP
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#define INBPP 16
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#include "tabletranstemplate.cpp"
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#undef INBPP
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#define INBPP 32
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#include "tabletranstemplate.cpp"
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#undef INBPP
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#undef OUTBPP
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#define OUTBPP 32
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#include "tableinittctemplate.cpp"
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#include "tableinitcmtemplate.cpp"
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#define INBPP 8
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#include "tabletranstemplate.cpp"
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#undef INBPP
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#define INBPP 16
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#include "tabletranstemplate.cpp"
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#undef INBPP
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#define INBPP 32
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#include "tabletranstemplate.cpp"
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#undef INBPP
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#undef OUTBPP
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rfbInitTableFnType rfbInitTrueColourSingleTableFns[3] = {
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    rfbInitTrueColourSingleTable8,
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    rfbInitTrueColourSingleTable16,
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    rfbInitTrueColourSingleTable32
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};
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rfbInitTableFnType rfbInitColourMapSingleTableFns[3] = {
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    rfbInitColourMapSingleTable8,
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    rfbInitColourMapSingleTable16,
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    rfbInitColourMapSingleTable32
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};
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rfbInitTableFnType rfbInitTrueColourRGBTablesFns[3] = {
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    rfbInitTrueColourRGBTables8,
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    rfbInitTrueColourRGBTables16,
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    rfbInitTrueColourRGBTables32
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};
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rfbTranslateFnType rfbTranslateWithSingleTableFns[3][3] = {
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    { rfbTranslateWithSingleTable8to8,
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      rfbTranslateWithSingleTable8to16,
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      rfbTranslateWithSingleTable8to32 },
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    { rfbTranslateWithSingleTable16to8,
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      rfbTranslateWithSingleTable16to16,
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      rfbTranslateWithSingleTable16to32 },
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    { rfbTranslateWithSingleTable32to8,
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      rfbTranslateWithSingleTable32to16,
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      rfbTranslateWithSingleTable32to32 }
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};
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rfbTranslateFnType rfbTranslateWithRGBTablesFns[3][3] = {
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    { rfbTranslateWithRGBTables8to8,
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      rfbTranslateWithRGBTables8to16,
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      rfbTranslateWithRGBTables8to32 },
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    { rfbTranslateWithRGBTables16to8,
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      rfbTranslateWithRGBTables16to16,
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      rfbTranslateWithRGBTables16to32 },
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    { rfbTranslateWithRGBTables32to8,
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      rfbTranslateWithRGBTables32to16,
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      rfbTranslateWithRGBTables32to32 }
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};
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// rfbTranslateNone is used when no translation is required.
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void
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rfbTranslateNone(char *table, rfbPixelFormat *in, rfbPixelFormat *out,
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		 char *iptr, char *optr, int bytesBetweenInputLines,
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		 int width, int height)
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{
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    int bytesPerOutputLine = width * (out->bitsPerPixel / 8);
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    while (height > 0) {
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	memcpy(optr, iptr, bytesPerOutputLine);
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	iptr += bytesBetweenInputLines;
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	optr += bytesPerOutputLine;
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	height--;
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    }
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}
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