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78 lines
1.6 KiB
C
78 lines
1.6 KiB
C
/*
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* Copyright (C) Hidenori TAKESHIMA <hidenori@a2.ctktv.ne.jp>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library 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 GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "config.h"
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#include "windef.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(quartz);
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#include "audioutl.h"
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void AUDIOUTL_ChangeSign8( BYTE* pbData, DWORD cbData )
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{
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BYTE* pbEnd = pbData + cbData;
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while ( pbData < pbEnd )
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{
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*pbData ^= 0x80;
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pbData ++;
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}
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}
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void AUDIOUTL_ChangeSign16LE( BYTE* pbData, DWORD cbData )
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{
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BYTE* pbEnd = pbData + cbData;
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pbData ++;
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while ( pbData < pbEnd )
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{
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*pbData ^= 0x80;
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pbData += 2;
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}
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}
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void AUDIOUTL_ChangeSign16BE( BYTE* pbData, DWORD cbData )
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{
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BYTE* pbEnd = pbData + cbData;
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while ( pbData < pbEnd )
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{
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*pbData ^= 0x80;
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pbData += 2;
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}
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}
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void AUDIOUTL_ByteSwap( BYTE* pbData, DWORD cbData )
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{
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BYTE* pbEnd = pbData + cbData - 1;
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BYTE bTemp;
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while ( pbData < pbEnd )
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{
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bTemp = pbData[0];
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pbData[0] = pbData[1];
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pbData[1] = bTemp;
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pbData += 2;
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}
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}
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