mirror of https://github.com/PCSX2/pcsx2.git
174 lines
3.1 KiB
C++
174 lines
3.1 KiB
C++
//GiGaHeRz's SPU2 Driver
|
|
//Copyright (c) 2003-2008, David Quintana <gigaherz@gmail.com>
|
|
//
|
|
//This library is free software; you can redistribute it and/or
|
|
//modify it under the terms of the GNU Lesser General Public
|
|
//License as published by the Free Software Foundation; either
|
|
//version 2.1 of the License, or (at your option) any later version.
|
|
//
|
|
//This library is distributed in the hope that it will be useful,
|
|
//but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
//MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
//Lesser General Public License for more details.
|
|
//
|
|
//You should have received a copy of the GNU Lesser General Public
|
|
//License along with this library; if not, write to the Free Software
|
|
//Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
//
|
|
#include "spu2.h"
|
|
|
|
extern "C" {
|
|
#include "dsp.h"
|
|
|
|
typedef winampDSPHeader* (*pWinampDSPGetHeader2)();
|
|
}
|
|
|
|
HMODULE hLib = NULL;
|
|
pWinampDSPGetHeader2 pGetHeader = NULL;
|
|
winampDSPHeader* pHeader = NULL;
|
|
|
|
winampDSPModule* pModule = NULL;
|
|
|
|
HWND hTemp;
|
|
|
|
#define USE_A_THREAD
|
|
#ifdef USE_A_THREAD
|
|
|
|
HANDLE hUpdateThread;
|
|
DWORD UpdateThreadId;
|
|
|
|
bool running;
|
|
|
|
DWORD WINAPI DspUpdateThread(PVOID param);
|
|
#endif
|
|
s32 DspLoadLibrary(char *fileName, int modNum)
|
|
#ifdef USE_A_THREAD
|
|
{
|
|
if(!dspPluginEnabled) return -1;
|
|
|
|
running=true;
|
|
hUpdateThread = CreateThread(NULL,0,DspUpdateThread,NULL,0,&UpdateThreadId);
|
|
return (hUpdateThread==INVALID_HANDLE_VALUE);
|
|
}
|
|
|
|
s32 DspLoadLibrary2(char *fileName, int modNum)
|
|
#endif
|
|
{
|
|
if(!dspPluginEnabled) return -1;
|
|
|
|
hLib = LoadLibraryA(fileName);
|
|
if(!hLib)
|
|
{
|
|
return 1;
|
|
}
|
|
|
|
pGetHeader = (pWinampDSPGetHeader2)GetProcAddress(hLib,"winampDSPGetHeader2");
|
|
|
|
if(!pGetHeader)
|
|
{
|
|
FreeLibrary(hLib);
|
|
hLib=NULL;
|
|
return 1;
|
|
}
|
|
|
|
pHeader = pGetHeader();
|
|
|
|
pModule = pHeader->getModule(modNum);
|
|
|
|
if(!pModule)
|
|
{
|
|
pGetHeader=NULL;
|
|
pHeader=NULL;
|
|
FreeLibrary(hLib);
|
|
hLib=NULL;
|
|
return -1;
|
|
}
|
|
|
|
pModule->hDllInstance = hLib;
|
|
pModule->hwndParent=0;
|
|
pModule->Init(pModule);
|
|
|
|
return 0;
|
|
}
|
|
|
|
void DspCloseLibrary()
|
|
#ifdef USE_A_THREAD
|
|
{
|
|
if(!dspPluginEnabled) return ;
|
|
|
|
PostThreadMessage(UpdateThreadId,WM_QUIT,0,0);
|
|
running=false;
|
|
if(WaitForSingleObject(hUpdateThread,1000)==WAIT_TIMEOUT)
|
|
{
|
|
TerminateThread(hUpdateThread,1);
|
|
}
|
|
}
|
|
|
|
void DspCloseLibrary2()
|
|
#endif
|
|
{
|
|
if(!dspPluginEnabled) return ;
|
|
|
|
if(hLib)
|
|
{
|
|
pModule->Quit(pModule);
|
|
FreeLibrary(hLib);
|
|
}
|
|
pModule=NULL;
|
|
pHeader=NULL;
|
|
pGetHeader=NULL;
|
|
hLib=NULL;
|
|
}
|
|
|
|
int DspProcess(s16 *buffer, int samples)
|
|
{
|
|
if(!dspPluginEnabled) return samples;
|
|
|
|
if(hLib)
|
|
{
|
|
return pModule->ModifySamples(pModule,buffer,samples,16,2,SampleRate);
|
|
}
|
|
return samples;
|
|
}
|
|
|
|
void DspUpdate()
|
|
#ifdef USE_A_THREAD
|
|
{
|
|
}
|
|
|
|
DWORD WINAPI DspUpdateThread(PVOID param)
|
|
{
|
|
if(!dspPluginEnabled) return -1;
|
|
|
|
if(DspLoadLibrary2(dspPlugin,dspPluginModule))
|
|
return -1;
|
|
|
|
MSG msg;
|
|
while(running)
|
|
{
|
|
GetMessage(&msg,0,0,0);
|
|
if((msg.hwnd==NULL)&&(msg.message==WM_QUIT))
|
|
{
|
|
break;
|
|
}
|
|
TranslateMessage(&msg);
|
|
DispatchMessage(&msg);
|
|
}
|
|
|
|
DspCloseLibrary2();
|
|
return 0;
|
|
}
|
|
|
|
#else
|
|
{
|
|
if(!dspPluginEnabled) return;
|
|
|
|
MSG msg;
|
|
while(PeekMessage(&msg,0,0,0,PM_REMOVE))
|
|
{
|
|
TranslateMessage(&msg);
|
|
DispatchMessage(&msg);
|
|
}
|
|
}
|
|
|
|
#endif |