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Fix sound noise for PC.

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This commit is contained in:
oioitff 2013-05-11 03:36:28 +08:00
parent a4326d689c
commit a99d86d43f
1 changed files with 10 additions and 10 deletions
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20
Windows/DSoundStream.cpp
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@ -5,7 +5,7 @@
namespace DSound
{
#define BUFSIZE 8192
#define BUFSIZE 0x4000
#define MAXWAIT 20 //ms
CRITICAL_SECTION soundCriticalSection;
@ -108,12 +108,12 @@ namespace DSound
int currentPos;
int lastPos;
short realtimeBuffer[1024*1024];
short realtimeBuffer[BUFSIZE * 2];
DWORD WINAPI soundThread(void *)
{
currentPos=0;
lastPos=0;
currentPos = 0;
lastPos = 0;
//writeDataToBuffer(0,realtimeBuffer,bufferSize);
// dsBuffer->Lock(0, bufferSize, (void **)&p1, &num1, (void **)&p2, &num2, 0);
@ -123,18 +123,18 @@ namespace DSound
{
EnterCriticalSection(&soundCriticalSection);
dsBuffer->GetCurrentPosition((DWORD *)&currentPos,0);
int numBytesToRender = RoundDown128(ModBufferSize(currentPos-lastPos));
dsBuffer->GetCurrentPosition((DWORD *)&currentPos, 0);
int numBytesToRender = RoundDown128(ModBufferSize(currentPos - lastPos));
//renderStuff(numBytesToRender/2);
//if (numBytesToRender>bufferSize/2) numBytesToRender=0;
if (numBytesToRender>=256)
if (numBytesToRender >= 256)
{
int numBytesRendered = 4 * (*callback)(realtimeBuffer,numBytesToRender>>2,16,44100,2);
int numBytesRendered = 4 * (*callback)(realtimeBuffer, numBytesToRender >> 2, 16, 44100, 2);
if (numBytesRendered != 0)
writeDataToBuffer(lastPos,(char *)realtimeBuffer,numBytesRendered);
writeDataToBuffer(lastPos, (char *)realtimeBuffer, numBytesRendered);
currentPos = ModBufferSize(lastPos + numBytesRendered);
totalRenderedBytes += numBytesRendered;
@ -148,7 +148,7 @@ namespace DSound
}
dsBuffer->Stop();
threadData=2;
threadData = 2;
return 0;
}