84 lines
2.8 KiB
C
84 lines
2.8 KiB
C
/*
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** Command & Conquer Red Alert(tm)
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** Copyright 2025 Electronic Arts Inc.
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**
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** This program 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 3 of the License, or
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** (at your option) any later version.
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**
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** This program 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 program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/****************************************************************************
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*
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* File : soscomp.h
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* Date Created : 6/1/94
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* Description :
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*
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* Programmer(s) : Nick Skrepetos
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* Last Modification : 10/1/94 - 11:37:9 AM
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* Additional Notes : Modified by Denzil E. Long, Jr.
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*
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*****************************************************************************
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* Copyright (c) 1994, HMI, Inc. All Rights Reserved *
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****************************************************************************/
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#ifndef _SOS_COMPRESS
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#define _SOS_COMPRESS
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/* compression types */
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enum {
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_ADPCM_TYPE_1,
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};
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/* define compression structure */
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typedef struct _tagCOMPRESS_INFO {
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char *lpSource;
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char *lpDest;
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unsigned long dwCompSize;
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unsigned long dwUnCompSize;
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unsigned long dwSampleIndex;
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long dwPredicted;
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long dwDifference;
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short wCodeBuf;
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short wCode;
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short wStep;
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short wIndex;
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unsigned long dwSampleIndex2; //added BP for channel 2
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long dwPredicted2; //added BP for channel 2
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long dwDifference2; //added BP for channel 2
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short wCodeBuf2; //added BP for channel 2
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short wCode2; //added BP for channel 2
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short wStep2; //added BP for channel 2
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short wIndex2; //added BP for channel 2
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short wBitSize;
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short wChannels; //added BP for # of channels
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} _SOS_COMPRESS_INFO;
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/* compressed file type header */
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typedef struct _tagCOMPRESS_HEADER {
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unsigned long dwType; // type of compression
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unsigned long dwCompressedSize; // compressed file size
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unsigned long dwUnCompressedSize; // uncompressed file size
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unsigned long dwSourceBitSize; // original bit size
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char szName[16]; // file type, for error checking
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} _SOS_COMPRESS_HEADER;
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/* Prototypes */
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extern "C" {
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void sosCODECInitStream(_SOS_COMPRESS_INFO *);
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unsigned long sosCODECCompressData(_SOS_COMPRESS_INFO *, unsigned long);
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unsigned long sosCODECDecompressData(_SOS_COMPRESS_INFO *, unsigned long);
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}
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#endif
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