64 lines
876 B
C
64 lines
876 B
C
![]() |
/*
|
||
|
* hidenori@a2.ctktv.ne.jp
|
||
|
*/
|
||
|
|
||
|
#include "config.h"
|
||
|
|
||
|
#include "windef.h"
|
||
|
|
||
|
#include "debugtools.h"
|
||
|
DEFAULT_DEBUG_CHANNEL(quartz);
|
||
|
|
||
|
#include "audioutl.h"
|
||
|
|
||
|
|
||
|
void AUDIOUTL_ChangeSign8( BYTE* pbData, DWORD cbData )
|
||
|
{
|
||
|
BYTE* pbEnd = pbData + cbData;
|
||
|
|
||
|
while ( pbData < pbEnd )
|
||
|
{
|
||
|
*pbData ^= 0x80;
|
||
|
pbData ++;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
void AUDIOUTL_ChangeSign16LE( BYTE* pbData, DWORD cbData )
|
||
|
{
|
||
|
BYTE* pbEnd = pbData + cbData;
|
||
|
|
||
|
pbData ++;
|
||
|
while ( pbData < pbEnd )
|
||
|
{
|
||
|
*pbData ^= 0x80;
|
||
|
pbData += 2;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
void AUDIOUTL_ChangeSign16BE( BYTE* pbData, DWORD cbData )
|
||
|
{
|
||
|
BYTE* pbEnd = pbData + cbData;
|
||
|
|
||
|
while ( pbData < pbEnd )
|
||
|
{
|
||
|
*pbData ^= 0x80;
|
||
|
pbData += 2;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
void AUDIOUTL_ByteSwap( BYTE* pbData, DWORD cbData )
|
||
|
{
|
||
|
BYTE* pbEnd = pbData + cbData - 1;
|
||
|
BYTE bTemp;
|
||
|
|
||
|
while ( pbData < pbEnd )
|
||
|
{
|
||
|
bTemp = pbData[0];
|
||
|
pbData[0] = pbData[1];
|
||
|
pbData[1] = bTemp;
|
||
|
pbData += 2;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
|