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SpaceCadetPinball
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SpaceCadetPinball/SpaceCadetPinball/WaveMix.cpp

1599 lines
45 KiB
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#include "pch.h"
#include "WaveMix.h"
#include "pinball.h"
int WaveMix::initialized_flag;
char WaveMix::FileName[276];
CHANNELNODE WaveMix::channel_nodes[MAXQUEUEDWAVES];
CHANNELNODE* WaveMix::free_channel_nodes;
char WaveMix::volume_table[256 * 11];
int WaveMix::debug_flag;
void (*WaveMix::cmixit_ptr)(unsigned __int8* lpDest, unsigned __int8** rgWaveSrc, volume_struct* volume, int iNumWaves,
unsigned __int16 length);
HMODULE WaveMix::HModule;
PCMWAVEFORMAT WaveMix::gpFormat = {{1u, 1u, 11025u, 11025u, 1u}, 8u};
char WaveMix::string_buffer[256] = "WaveMix V 2.3 by Angel M. Diaz, Jr. (c) Microsoft 1993-1995";
GLOBALS *WaveMix::Globals, *WaveMix::GlobalsActive;
int WaveMix::ShowDebugDialogs;
PLAYQUEUE WaveMix::play_queue;
CHANNELNODE* WaveMix::play_channel_array[MAXCHANNELS];
XWAVEHDR* WaveMix::block_array1[10];
XWAVEHDR* WaveMix::block_array2[10];
unsigned char* WaveMix::play_data[MAXCHANNELS];
volume_struct WaveMix::play_volume[MAXCHANNELS];
HANDLE WaveMix::Init()
{
return ConfigureInit(nullptr);
}
HANDLE WaveMix::ConfigureInit(MIXCONFIG* lpConfig)
{
MIXCONFIG mixConfig{};
memset(&mixConfig, 0, 0x1Cu);
unsigned int copySize = 30;
mixConfig.RegistryKey = nullptr;
mixConfig.wSize = 30;
if (lpConfig)
{
if (lpConfig->wSize < 30u)
copySize = lpConfig->wSize;
memcpy(&mixConfig, lpConfig, copySize);
}
if (initialized_flag || Startup(GetModuleHandleA(nullptr)) != 0)
{
bool showDebugDialogs;
if ((mixConfig.dwFlags & 0x100) != 0)
showDebugDialogs = mixConfig.ShowDebugDialogs != 0;
else
showDebugDialogs = GetPrivateProfileIntA("general", "ShowDebugDialogs", 0, FileName) != 0;
ShowDebugDialogs = showDebugDialogs;
if (!waveOutGetNumDevs())
{
if (ShowDebugDialogs)
{
wsprintfA(string_buffer, "This system does not have a valid wave output device.");
MessageBoxA(nullptr, string_buffer, "WavMix32", 0x40u);
}
return nullptr;
}
if (GetPrivateProfileIntA("general", "ShowDevices", 0, FileName))
ShowWaveOutDevices();
auto globals = static_cast<GLOBALS*>(LocalAlloc(0x40u, 0x1C0u));
Globals = globals;
if (!globals)
return nullptr;
globals->CmixPtr = cmixit_ptr;
globals->wMagic2 = 21554;
globals->wMagic1 = 21554;
globals->WaveBlockArray = nullptr;
globals->SettingsDialogActiveFlag = 0;
globals->unknown44 = 655370;
memset(globals->aChannel, 0xFFu, sizeof globals->aChannel);
memmove(&globals->PCM, &gpFormat, 0x10u);
if (!ReadConfigSettings(&mixConfig))
{
Globals->wMagic2 = 0;
Globals->wMagic1 = 0;
LocalFree(Globals);
Globals = nullptr;
}
return Globals;
}
return nullptr;
}
int WaveMix::CloseSession(HANDLE hMixSession)
{
return 0;
}
int WaveMix::OpenChannel(HANDLE hMixSession, int iChannel, unsigned dwFlags)
{
return 0;
}
int WaveMix::CloseChannel(HANDLE hMixSession, int iChannel, unsigned dwFlags)
{
return 0;
}
int WaveMix::FlushChannel(HANDLE hMixSession, int iChannel, unsigned dwFlags)
{
int channelId;
int lastChannel;
int remixFlag = 0;
auto globals = SessionToGlobalDataPtr(hMixSession);
Globals = globals;
if (!globals)
return 5;
if ((dwFlags & 1) != 0)
{
channelId = 0;
lastChannel = 16;
}
else
{
channelId = iChannel;
if (iChannel < 0 || iChannel >= 16)
return 11;
if (globals->aChannel[iChannel] == reinterpret_cast<CHANNELNODE*>(-1))
return 5;
lastChannel = iChannel + 1;
if (iChannel >= lastChannel)
return 0;
}
for (auto index = channelId; index < lastChannel; index++)
{
auto curChannel = globals->aChannel[index];
if (curChannel != reinterpret_cast<CHANNELNODE*>(-1))
{
globals->aChannel[index] = nullptr;
remixFlag |= curChannel != nullptr;
while (curChannel)
{
auto tmp = curChannel->next;
FreeChannelNode(curChannel);
curChannel = tmp;
}
}
}
if (remixFlag && (dwFlags & 2) == 0 && globals->fActive)
{
globals->pfnRemix(MyWaveOutGetPosition(globals->hWaveOut, globals->fGoodGetPos), nullptr);
}
return 0;
}
MIXWAVE* WaveMix::OpenWave(HANDLE hMixSession, LPCSTR szWaveFilename, HINSTANCE hInst, unsigned dwFlags)
{
return new MIXWAVE{};
}
int WaveMix::FreeWave(HANDLE hMixSession, MIXWAVE* lpMixWave)
{
return 0;
}
int WaveMix::Activate(HANDLE hMixSession, bool fActivate)
{
GLOBALS* globals = SessionToGlobalDataPtr(hMixSession);
Globals = globals;
if (!globals)
return 5;
if (fActivate)
{
if (GlobalsActive)
return GlobalsActive != globals ? 4 : 0;
if (globals->SettingsDialogActiveFlag)
return 12;
GlobalsActive = globals;
sndPlaySoundA(nullptr, 0);
auto result = GetWaveDevice();
if (result)
{
GlobalsActive = nullptr;
return result;
}
Globals->fActive = 1;
SetWaveOutPosition(Globals->dwCurrentSample);
XWAVEHDR* xHDR;
do
xHDR = GetWaveBlock();
while (MixerPlay(xHDR, 1));
}
else
{
if (globals->fActive)
{
Globals->dwCurrentSample = MyWaveOutGetPosition(globals->hWaveOut, globals->fGoodGetPos);
}
ReleaseWaveDevice(globals);
Globals->fActive = 0;
if (Globals == GlobalsActive)
GlobalsActive = nullptr;
}
return 0;
}
void WaveMix::Pump()
{
}
int WaveMix::Play(MIXPLAYPARAMS* lpMixPlayParams)
{
return 0;
}
GLOBALS* WaveMix::SessionToGlobalDataPtr(HANDLE hMixSession)
{
auto globals = static_cast<GLOBALS*>(hMixSession);
if (hMixSession && globals->wMagic1 == 21554 && globals->wMagic2 == 21554)
return globals;
MessageBeep(0xFFFFFFFF);
wsprintfA(string_buffer, "Invalid session handle 0x%04X passed to WaveMix API", hMixSession);
MessageBoxA(nullptr, string_buffer, "WavMix32", 0x30u);
return nullptr;
}
int WaveMix::Startup(HMODULE hModule)
{
WNDCLASSA WndClass;
if (initialized_flag)
return 1;
if (!SetIniFileName(hModule))
return 0;
InitVolumeTable();
debug_flag = GetPrivateProfileIntA("general", "debug", 0, FileName);
cmixit_ptr = cmixit;
HModule = hModule;
WndClass.hCursor = LoadCursorA(nullptr, IDC_ARROW);
WndClass.hIcon = nullptr;
WndClass.lpszMenuName = nullptr;
WndClass.lpszClassName = "WavMix32";
WndClass.hbrBackground = static_cast<HBRUSH>(GetStockObject(1));
WndClass.hInstance = HModule;
WndClass.style = 0;
WndClass.lpfnWndProc = WndProc;
WndClass.cbWndExtra = 0;
WndClass.cbClsExtra = 0;
if (!RegisterClassA(&WndClass))
return 0;
InitChannelNodes();
initialized_flag = 1;
return 1;
}
int WaveMix::SetIniFileName(HMODULE hModule)
{
int result = GetModuleFileNameA(hModule, FileName, 0x104u);
if (result)
{
char* i;
for (i = &FileName[result]; *i != '\\'; --i)
{
}
*i = 0;
lstrcpyA(i, "\\WAVEMIX.INF");
result = 1;
}
return result;
}
void WaveMix::InitChannelNodes()
{
CHANNELNODE* channelPtr = channel_nodes;
do
{
channelPtr->next = channelPtr + 1;
++channelPtr;
}
while (channelPtr < &channel_nodes[MAXQUEUEDWAVES - 2]);
channel_nodes[MAXQUEUEDWAVES - 1].next = nullptr;
free_channel_nodes = channel_nodes;
}
void WaveMix::InitVolumeTable()
{
int index2 = 0;
int index3Sub = 0;
char* tablePtr = &volume_table[128];
do
{
int index1 = -128;
int divSmth = index3Sub;
do
{
tablePtr[index1] = static_cast<char>(divSmth / 10 + 128);
divSmth += index2;
++index1;
}
while (index1 < 128);
++index2;
index3Sub -= 128;
tablePtr += 256;
}
while (tablePtr <= &volume_table[2688]);
}
void WaveMix::ShowWaveOutDevices()
{
tagWAVEOUTCAPSA pwoc{};
auto deviceCount = waveOutGetNumDevs();
if (deviceCount)
{
wsprintfA(string_buffer, "%d waveOut Devices have been detected on your system.", deviceCount);
MessageBoxA(nullptr, string_buffer, "WavMix32", 0x40u);
for (auto uDeviceID = 0u; uDeviceID < deviceCount; ++uDeviceID)
{
if (!waveOutGetDevCapsA(uDeviceID, &pwoc, 0x34u) && RemoveInvalidIniNameCharacters(pwoc.szPname))
wsprintfA(
string_buffer,
"Device %i: %s\n\tVersion %u.%u",
uDeviceID,
pwoc.szPname,
HIBYTE(pwoc.vDriverVersion),
LOBYTE(pwoc.vDriverVersion));
else
wsprintfA(string_buffer, "waveOutGetDevCaps failed (err %u) for device %d", 1, uDeviceID);
MessageBoxA(nullptr, string_buffer, "WavMix32", 0x40u);
}
}
}
int WaveMix::RemoveInvalidIniNameCharacters(char* lpString)
{
auto stringPtr = lpString;
if (!lpString || !*lpString)
return 0;
do
{
if (!isalnum(*stringPtr) && !isspace(*stringPtr))
break;
++stringPtr;
}
while (*stringPtr);
do
*stringPtr-- = 0;
while (stringPtr >= lpString && isspace(*stringPtr));
return lstrlenA(lpString);
}
int WaveMix::ReadConfigSettings(MIXCONFIG* lpConfig)
{
auto waveDeviceCount = waveOutGetNumDevs();
if (!waveDeviceCount)
return 0;
if ((lpConfig->dwFlags & 0x400) != 0 && ReadRegistryForAppSpecificConfigs(lpConfig))
{
Configure(Globals, nullptr, lpConfig, nullptr, 0);
return 1;
}
UINT deviceId;
if (static_cast<char>(lpConfig->dwFlags) >= 0)
{
deviceId = GetPrivateProfileIntA("general", "WaveOutDevice", 0, FileName);
}
else
{
deviceId = lpConfig->wDeviceID;
}
Globals->wDeviceID = deviceId;
if (Globals->wDeviceID >= waveDeviceCount)
Globals->wDeviceID = 0;
if (waveOutGetDevCapsA(Globals->wDeviceID, &Globals->WaveoutCaps, 0x34u)
|| !RemoveInvalidIniNameCharacters(Globals->WaveoutCaps.szPname))
{
lstrcpyA(Globals->WaveoutCaps.szPname, "Unkown Device");
}
if (!ReadRegistryToGetMachineSpecificInfSection(Globals->wDeviceID, Globals->szDevicePName, 96))
{
lstrcpyA(Globals->szDevicePName, GetOperatingSystemPrefix());
lstrcatA(Globals->szDevicePName, Globals->WaveoutCaps.szPname);
}
auto remix = GetPrivateProfileIntA("default", "Remix", 1, FileName);
auto goodWavePos = GetPrivateProfileIntA("default", "GoodWavePos", DefaultGoodWavePos(Globals->wDeviceID),
FileName);
auto waveBlocks = GetPrivateProfileIntA("default", "WaveBlocks", 3, FileName);
auto samplesPerSec = GetPrivateProfileIntA("default", "SamplesPerSec", 11, FileName);
if ((Globals->WaveoutCaps.dwSupport & 0x10) != 0)
{
if (!ShowDebugDialogs)
return 0;
wsprintfA(string_buffer,
"%s is a syncronous (blocking) wave output device. This will not permit audio to play while other applications are running.",
Globals->WaveoutCaps.szPname);
MessageBoxA(nullptr, string_buffer, "WavMix32", 0x40u);
return 0;
}
if (GetPrivateProfileIntA("not compatible", Globals->szDevicePName, 0, FileName))
{
if (!ShowDebugDialogs)
return 0;
wsprintfA(string_buffer, "%s is not compatible with the realtime wavemixer.", Globals->szDevicePName);
MessageBoxA(nullptr, string_buffer, "WavMix32", 0x40u);
return 0;
}
Globals->pfnRemix = GetPrivateProfileIntA(Globals->szDevicePName, "Remix", remix, FileName) != 2
? ResetRemix
: NoResetRemix;
Globals->fGoodGetPos = GetPrivateProfileIntA(Globals->szDevicePName, "GoodWavePos", goodWavePos, FileName) != 0;
Globals->WaveBlockCount = GetPrivateProfileIntA(Globals->szDevicePName, "WaveBlocks", waveBlocks, FileName);
if (Globals->WaveBlockCount < 2)
Globals->WaveBlockCount = 2;
else if (Globals->WaveBlockCount > 10)
Globals->WaveBlockCount = 10;
Globals->PauseBlocks = GetPrivateProfileIntA(Globals->szDevicePName, "PauseBlocks",
DefaultPauseBlocks(Globals->WaveBlockCount), FileName);
if (Globals->PauseBlocks >= 0)
{
if (Globals->PauseBlocks > Globals->WaveBlockCount)
Globals->PauseBlocks = Globals->WaveBlockCount;
}
else
{
Globals->PauseBlocks = 0;
}
auto samplesPerSec2 = GetPrivateProfileIntA(Globals->szDevicePName, "SamplesPerSec", samplesPerSec, FileName);
auto channels = GetPrivateProfileIntA(Globals->szDevicePName, "Channels", 1, FileName);
Globals->PCM.wf.nChannels = channels;
if (channels)
{
if (channels > 2u)
Globals->PCM.wf.nChannels = 2;
}
else
{
Globals->PCM.wf.nChannels = 1;
}
DWORD nAvgBytesPerSec;
if (samplesPerSec2 == 22)
{
Globals->PCM.wf.nSamplesPerSec = 22050;
nAvgBytesPerSec = 22050 * Globals->PCM.wf.nChannels;
}
else if (samplesPerSec2 == 44)
{
Globals->PCM.wf.nSamplesPerSec = 44100;
nAvgBytesPerSec = 44100 * Globals->PCM.wf.nChannels;
}
else
{
nAvgBytesPerSec = 11025 * Globals->PCM.wf.nChannels;
}
Globals->PCM.wf.nAvgBytesPerSec = nAvgBytesPerSec;
auto waveBlockLen2 = GetPrivateProfileIntA("default", "WaveBlockLen", 0, FileName);
Globals->dwWaveBlockLen = FigureOutDMABufferSize(waveBlockLen2, &Globals->PCM);
Configure(Globals, nullptr, lpConfig, nullptr, 0);
return 1;
}
int WaveMix::ReadRegistryForAppSpecificConfigs(MIXCONFIG* lpConfig)
{
HKEY phkResult;
CHAR SubKey[52];
DWORD dwFlags = lpConfig->dwFlags;
if ((dwFlags & 0x400) == 0 || !lpConfig->RegistryKey)
return 0;
if ((dwFlags & 0x80u) == 0)
{
lpConfig->wDeviceID = Globals->wDeviceID;
}
else if (lpConfig->wDeviceID >= waveOutGetNumDevs())
{
lpConfig->wDeviceID = 0;
}
wsprintfA(SubKey, "WaveMix\\Device%u", lpConfig->wDeviceID);
if (RegOpenKeyA(lpConfig->RegistryKey, SubKey, &phkResult))
return 0;
if ((dwFlags & 1) == 0)
lpConfig->wChannels = ReadRegistryInt(phkResult, "Channels", 1);
if ((dwFlags & 2) == 0)
lpConfig->wSamplingRate = ReadRegistryInt(phkResult, "SamplesPerSec", 11);
if ((dwFlags & 4) == 0)
lpConfig->WaveBlockCount = static_cast<short>(ReadRegistryInt(phkResult, "WaveBlocks", 3));
if ((dwFlags & 8) == 0)
lpConfig->WaveBlockLen = static_cast<short>(ReadRegistryInt(phkResult, "WaveBlockLen", 0));
lpConfig->CmixPtrDefaultFlag = 1;
if ((dwFlags & 0x20) == 0)
lpConfig->ResetMixDefaultFlag = static_cast<unsigned __int16>(ReadRegistryInt(phkResult, "Remix", 1)) != 2;
if ((dwFlags & 0x40) == 0)
{
int defaultGoodWavePos = DefaultGoodWavePos(lpConfig->wDeviceID);
lpConfig->GoodWavePos = static_cast<unsigned __int16>(ReadRegistryInt(
phkResult, "GoodWavePos", defaultGoodWavePos)) != 0;
}
if ((dwFlags & 0x100) == 0)
lpConfig->ShowDebugDialogs = static_cast<short>(ReadRegistryInt(phkResult, "ShowDebugDialogs", 0));
if ((dwFlags & 0x200) == 0)
{
int defaultPauseBlocks = DefaultPauseBlocks(static_cast<unsigned __int16>(lpConfig->WaveBlockCount));
lpConfig->PauseBlocks = static_cast<short>(ReadRegistryInt(phkResult, "PauseBlocks", defaultPauseBlocks));
}
lpConfig->dwFlags = 1023;
waveOutGetDevCapsA(lpConfig->wDeviceID, &Globals->WaveoutCaps, 0x34u);
RegCloseKey(phkResult);
return 1;
}
int WaveMix::ReadRegistryInt(HKEY hKey, LPCSTR lpSubKey, int defaultValue)
{
int result;
LONG cbData = 10;
char Data[12];
if (!hKey || RegQueryValueA(hKey, lpSubKey, Data, &cbData))
result = defaultValue;
else
result = atol(Data);
return result;
}
int WaveMix::DefaultGoodWavePos(unsigned uDeviceID)
{
int result;
struct tagWAVEOUTCAPSA pwoc{};
auto deviceCount = waveOutGetNumDevs();
if (uDeviceID > deviceCount || (uDeviceID & 0x80000000) != 0 ||
!deviceCount || waveOutGetDevCapsA(uDeviceID, &pwoc, 0x34u))
{
result = 0;
}
else
{
result = LOBYTE(pwoc.dwSupport) >> 5 & 1;
}
return result;
}
#pragma warning (disable : 4996)/*Original uses GetVersion*/
int WaveMix::DefaultPauseBlocks(int waveBlocks)
{
int result;
if (GetVersion() < 0x80000000 || static_cast<unsigned __int8>(GetVersion()) < 4u)
result = waveBlocks;
else
result = 0;
return result;
}
#pragma warning (default : 4996)
int WaveMix::Configure(GLOBALS* hMixSession, HWND hWndParent, MIXCONFIG* lpConfig, int* flag1Ptr, int saveConfigFlag)
{
MIXCONFIG mixConfigLocal{};
tagWAVEOUTCAPSA pwoc{};
auto mixConfig = lpConfig;
auto someFlag1 = 0;
auto globals = SessionToGlobalDataPtr(hMixSession);
Globals = globals;
if (!globals)
return 5;
if (globals->fActive)
return 4;
if (globals->SettingsDialogActiveFlag)
return 12;
FlushChannel(hMixSession, -1, 1u);
if (!mixConfig)
{
mixConfigLocal.wSize = 30;
mixConfigLocal.dwFlags = 1023;
GetConfig(static_cast<GLOBALS*>(hMixSession), &mixConfigLocal);
auto dialog = MakeSettingsDlgTemplate();
if (!dialog)
return 1;
Globals->SettingsDialogActiveFlag = 1;
auto dlgResult = DialogBoxIndirectParamA(HModule, &dialog->Dialog, hWndParent, SettingsDlgProc,
(LPARAM)&mixConfigLocal);
DestroySettingsDlgTemplate(dialog);
Globals->SettingsDialogActiveFlag = 0;
if (dlgResult != 1)
return 1;
if (Globals->dwWaveBlockLen == mixConfigLocal.WaveBlockLen)
mixConfigLocal.dwFlags &= 0xFFFFFFF7;
mixConfig = &mixConfigLocal;
}
if (!mixConfig->dwFlags)
return 1;
globals = SessionToGlobalDataPtr(hMixSession);
Globals = globals;
if (!globals)
return 5;
auto dwFlags = mixConfig->dwFlags;
if ((dwFlags & 0x100) != 0)
ShowDebugDialogs = mixConfig->ShowDebugDialogs != 0;
if ((dwFlags & 0x80u) != 0)
{
if (mixConfig->wDeviceID != globals->wDeviceID)
{
auto result = waveOutGetDevCapsA(mixConfig->wDeviceID, &pwoc, 0x34u);
if (result)
return result;
memcpy(&Globals->WaveoutCaps, &pwoc, sizeof Globals->WaveoutCaps);
Globals->wDeviceID = mixConfig->wDeviceID;
if (Globals->WaveoutCaps.wChannels == 1 && Globals->PCM.wf.nChannels == 2)
{
Globals->PCM.wf.nChannels = 1;
someFlag1 = 1;
Globals->PCM.wf.nBlockAlign = 1;
Globals->PCM.wf.nAvgBytesPerSec = Globals->PCM.wf.nSamplesPerSec;
}
lstrcpyA(globals->szDevicePName, pwoc.szPname);
if (!RemoveInvalidIniNameCharacters(Globals->szDevicePName))
lstrcpyA(Globals->szDevicePName, "Unkown Device");
if (!ReadRegistryToGetMachineSpecificInfSection(Globals->wDeviceID, Globals->szDevicePName, 96))
{
lstrcpyA(Globals->szDevicePName, GetOperatingSystemPrefix());
lstrcatA(Globals->szDevicePName, Globals->WaveoutCaps.szPname);
}
}
}
if ((dwFlags & 1) != 0)
{
if (mixConfig->wChannels <= 1u)
{
if (globals->PCM.wf.nChannels == 2)
someFlag1 = 1;
globals->PCM.wf.nChannels = 1;
globals->PCM.wf.nBlockAlign = 1;
globals->PCM.wf.nAvgBytesPerSec = globals->PCM.wf.nSamplesPerSec;
}
if (globals->WaveoutCaps.wChannels > 1u)
{
if (globals->PCM.wf.nChannels == 1)
someFlag1 = 1;
globals->PCM.wf.nChannels = 2;
globals->PCM.wf.nBlockAlign = 2;
globals->PCM.wf.nAvgBytesPerSec = 2 * globals->PCM.wf.nSamplesPerSec;
}
}
if ((dwFlags & 2) != 0)
{
auto nAvgBytesPerSec = 0u;
if (mixConfig->wSamplingRate == 22)
{
if (globals->PCM.wf.nSamplesPerSec != 22050)
someFlag1 = 1;
globals->PCM.wf.nSamplesPerSec = 22050;
nAvgBytesPerSec = 22050 * globals->PCM.wf.nChannels;
}
else
{
if (mixConfig->wSamplingRate == 44)
{
if (globals->PCM.wf.nSamplesPerSec != 44100)
someFlag1 = 1;
globals->PCM.wf.nSamplesPerSec = 44100;
nAvgBytesPerSec = 44100 * globals->PCM.wf.nChannels;
}
else
{
if (globals->PCM.wf.nSamplesPerSec != 11025)
someFlag1 = 1;
globals->PCM.wf.nSamplesPerSec = 11025;
nAvgBytesPerSec = 11025 * globals->PCM.wf.nChannels;
}
}
globals->PCM.wf.nAvgBytesPerSec = nAvgBytesPerSec;
}
if ((dwFlags & 4) != 0)
{
auto v24 = 2;
globals->WaveBlockCount = mixConfig->WaveBlockCount;
if (mixConfig->WaveBlockCount < 2)
globals->WaveBlockCount = 2;
else if (mixConfig->WaveBlockCount > 10)
globals->WaveBlockCount = 10;
if (globals->PauseBlocks >= 0)
{
if (globals->PauseBlocks > globals->WaveBlockCount)
globals->PauseBlocks = globals->WaveBlockCount;
}
else
{
globals->PauseBlocks = 0;
}
}
if (someFlag1)
globals->dwWaveBlockLen = FigureOutDMABufferSize(0, &globals->PCM);
if ((dwFlags & 8) != 0)
{
if (mixConfig->WaveBlockLen)
globals->dwWaveBlockLen = mixConfig->WaveBlockLen;
}
if (globals->dwWaveBlockLen < 344)
globals->dwWaveBlockLen = 344;
else if (globals->dwWaveBlockLen > 11025)
globals->dwWaveBlockLen = 11025;
auto dwFlags2 = dwFlags;
if ((dwFlags & 0x10) != 0)
globals->CmixPtr = cmixit;
if ((dwFlags2 & 0x20) != 0)
{
globals->pfnRemix = !mixConfig->ResetMixDefaultFlag ? NoResetRemix : ResetRemix;
}
if ((dwFlags2 & 0x40) != 0)
globals->fGoodGetPos = mixConfig->GoodWavePos != 0;
if ((dwFlags2 & 0x200) != 0)
{
globals->PauseBlocks = mixConfig->PauseBlocks;
if (mixConfig->PauseBlocks > globals->WaveBlockCount)
globals->PauseBlocks = globals->WaveBlockCount;
}
GetConfig(hMixSession, mixConfig);
if (flag1Ptr)
*flag1Ptr = someFlag1;
if (saveConfigFlag)
SaveConfigSettings(dwFlags);
if (ShowDebugDialogs)
ShowCurrentSettings();
return 0;
}
int WaveMix::GetConfig(HANDLE hMixSession, MIXCONFIG* lpConfig)
{
GLOBALS* globals = SessionToGlobalDataPtr(static_cast<GLOBALS*>(hMixSession));
Globals = globals;
if (!globals)
return 5;
if (!lpConfig)
return 11;
DWORD dwFlags = lpConfig->dwFlags;
if ((dwFlags & 1) != 0)
lpConfig->wChannels = globals->PCM.wf.nChannels;
if ((dwFlags & 2) != 0)
lpConfig->wSamplingRate = static_cast<WORD>(11 * (globals->PCM.wf.nSamplesPerSec / 0x2B11));
if ((dwFlags & 4) != 0)
lpConfig->WaveBlockCount = globals->WaveBlockCount;
if ((dwFlags & 8) != 0)
lpConfig->WaveBlockLen = static_cast<WORD>(globals->dwWaveBlockLen);
if ((dwFlags & 0x10) != 0)
lpConfig->CmixPtrDefaultFlag = globals->CmixPtr == cmixit;
if ((dwFlags & 0x20) != 0)
lpConfig->ResetMixDefaultFlag = globals->pfnRemix == ResetRemix;
if ((dwFlags & 0x40) != 0)
lpConfig->GoodWavePos = globals->fGoodGetPos;
if ((dwFlags & 0x80u) != 0)
lpConfig->wDeviceID = globals->wDeviceID;
if ((dwFlags & 0x100) != 0)
lpConfig->ShowDebugDialogs = ShowDebugDialogs != 0;
if ((dwFlags & 0x200) != 0)
lpConfig->PauseBlocks = globals->PauseBlocks;
return 0;
}
unsigned WaveMix::MyWaveOutGetPosition(HWAVEOUT hWaveOut, int fGoodGetPos)
{
mmtime_tag pmmt{};
if (!fGoodGetPos)
return (timeGetTime() - Globals->dwBaseTime) * Globals->PCM.wf.nAvgBytesPerSec / 0x3E8 & 0xFFFFFFF8;
pmmt.wType = TIME_BYTES;
waveOutGetPosition(hWaveOut, &pmmt, 0xCu);
return Globals->pfnSampleAdjust(pmmt.u.ms, Globals->dwWaveOutPos);
}
void WaveMix::FreeChannelNode(CHANNELNODE* channel)
{
if (channel)
{
channel->next = free_channel_nodes;
free_channel_nodes = channel;
}
}
int WaveMix::ResetRemix(DWORD dwRemixSamplePos, CHANNELNODE* channel)
{
Globals->dwCurrentSample = dwRemixSamplePos;
DestroyPlayQueue();
SwapWaveBlocks();
while (true)
{
auto block = GetWaveBlock();
if (!block)
break;
if (!MixerPlay(block, 0))
{
block->fAvailable = 1;
break;
}
AddToPlayingQueue(block);
}
auto dwCurrentSamplePrev = Globals->dwCurrentSample;
MyWaveOutReset(Globals->hWaveOut);
Globals->dwCurrentSample = dwCurrentSamplePrev;
auto pauseFlag = 0;
if (Globals->PauseBlocks > 0)
{
waveOutPause(Globals->hWaveOut);
pauseFlag = 1;
}
auto pauseCount = 0;
for (auto xHDR = play_queue.first; xHDR; xHDR = xHDR->QNext)
{
if (waveOutWrite(Globals->hWaveOut, &xHDR->wh, sizeof(WAVEHDR)))
{
if (ShowDebugDialogs)
MessageBoxA(nullptr, "Failed to write block to device", "WavMix32", 0x30u);
xHDR->fAvailable = 1;
RemoveFromPlayingQueue(xHDR);
}
if (pauseFlag)
{
if (++pauseCount >= Globals->PauseBlocks)
{
waveOutRestart(Globals->hWaveOut);
pauseFlag = 0;
}
}
}
if (pauseFlag)
waveOutRestart(Globals->hWaveOut);
return 1;
}
XWAVEHDR* WaveMix::RemoveFromPlayingQueue(XWAVEHDR* lpXWH)
{
if (!play_queue.first)
return nullptr;
if (lpXWH != play_queue.first)
{
XWAVEHDR* prev = play_queue.first;
XWAVEHDR* current = play_queue.first->QNext;
while (current)
{
if (current == lpXWH)
break;
prev = current;
current = current->QNext;
}
if (!current)
return nullptr;
prev->QNext = current->QNext;
if (current == play_queue.last)
play_queue.last = prev;
}
else
{
play_queue.first = lpXWH->QNext;
if (!play_queue.first)
play_queue.last = nullptr;
}
lpXWH->QNext = nullptr;
return lpXWH;
}
void WaveMix::DestroyPlayQueue()
{
while (play_queue.first)
{
play_queue.first->fAvailable = 1;
RemoveFromPlayingQueue(play_queue.first);
}
}
void WaveMix::SwapWaveBlocks()
{
if (Globals->WaveBlockArray == block_array1)
Globals->WaveBlockArray = block_array2;
else
Globals->WaveBlockArray = block_array1;
}
XWAVEHDR* WaveMix::GetWaveBlock()
{
int index = 0;
for (; index < Globals->WaveBlockCount; index++)
if (Globals->WaveBlockArray[index]->fAvailable)
break;
if (index >= Globals->WaveBlockCount)
return nullptr;
XWAVEHDR* result = Globals->WaveBlockArray[index];
result->fAvailable = 0;
result->wh.dwBufferLength = Globals->dwWaveBlockLen;
result->wh.lpData = reinterpret_cast<LPSTR>(&result[1]);
result->g = GlobalsActive;
return result;
}
int WaveMix::MixerPlay(XWAVEHDR* lpXWH, int fWriteBlocks)
{
if (!lpXWH)
return 0;
unsigned minStartPos = -1;
auto playChannelCount = 0;
auto channelPtr = Globals->aChannel;
for (auto channelIndex = 16; channelIndex; --channelIndex)
{
auto channel = *channelPtr;
if (channel != reinterpret_cast<CHANNELNODE*>(-1) && channel)
{
do
{
if (channel->dwEndPos > Globals->dwCurrentSample)
break;
channel = channel->next;
}
while (channel);
if (channel)
{
if (channel->dwStartPos < minStartPos)
minStartPos = channel->dwStartPos;
play_channel_array[playChannelCount++] = channel;
}
}
++channelPtr;
}
if (!playChannelCount)
{
if (fWriteBlocks)
lpXWH->fAvailable = 1;
return 0;
}
auto currentSample = Globals->dwCurrentSample;
auto dataPtr = reinterpret_cast<unsigned char*>(lpXWH->wh.lpData);
auto waveBlockLen = Globals->dwWaveBlockLen;
while (waveBlockLen)
{
if (currentSample >= minStartPos)
{
auto waveCount = 0;
auto endBlockPosition = currentSample + waveBlockLen;
for (auto channelIndex = 0; channelIndex < playChannelCount; ++channelIndex)
{
auto channel = play_channel_array[channelIndex];
if (channel->dwStartPos <= currentSample)
{
if (channel->dwEndPos < endBlockPosition)
endBlockPosition = channel->dwEndPos;
auto dataOffset = currentSample - channel->dwStartPos;
if (channel->PlayParams.wLoops)
{
dataOffset %= channel->dwNumSamples;
auto endBlockPosition2 = currentSample + (channel->dwNumSamples - dataOffset);
if (endBlockPosition2 < endBlockPosition)
endBlockPosition = endBlockPosition2;
}
play_data[waveCount] = &channel->lpPos[dataOffset];
play_volume[waveCount].L = channel->Volume.L;
play_volume[waveCount].R = channel->Volume.R;
waveCount++;
}
else if (channel->dwStartPos < endBlockPosition)
{
endBlockPosition = channel->dwStartPos;
}
}
if (waveCount)
{
auto dataLength = endBlockPosition - currentSample;
Globals->CmixPtr(dataPtr, play_data, play_volume, waveCount, static_cast<WORD>(dataLength));
dataPtr += dataLength;
waveBlockLen -= dataLength;
minStartPos = -1;
currentSample += dataLength;
auto playChPtr = play_channel_array;
for (auto channelIndex = 0; channelIndex < playChannelCount;)
{
while (*playChPtr)
{
if ((*playChPtr)->dwEndPos > currentSample)
break;
*playChPtr = (*playChPtr)->next;
}
if (*playChPtr)
{
if ((*playChPtr)->dwStartPos < minStartPos)
minStartPos = (*playChPtr)->dwStartPos;
++channelIndex;
++playChPtr;
}
else
{
playChannelCount--;
*playChPtr = play_channel_array[playChannelCount];
if (!playChannelCount)
break;
}
}
}
}
else
{
auto length = waveBlockLen;
if (waveBlockLen + currentSample >= minStartPos)
length = minStartPos - currentSample;
memset(dataPtr, 0x80u, length);
dataPtr += length;
currentSample += length;
waveBlockLen -= length;
}
}
lpXWH->dwWavePos = Globals->dwCurrentSample;
Globals->dwCurrentSample += Globals->dwWaveBlockLen;
if (fWriteBlocks)
{
AddToPlayingQueue(lpXWH);
if (waveOutWrite(Globals->hWaveOut, &lpXWH->wh, sizeof(WAVEHDR)))
{
if (ShowDebugDialogs)
MessageBoxA(nullptr, "Failed to write block to device", "WavMix32", 0x30u);
lpXWH->fAvailable = 1;
RemoveFromPlayingQueue(lpXWH);
}
}
return 1;
}
XWAVEHDR* WaveMix::AddToPlayingQueue(XWAVEHDR* lpXWH)
{
lpXWH->QNext = nullptr;
if (play_queue.first)
{
play_queue.last->QNext = lpXWH;
}
else
{
play_queue.first = lpXWH;
}
play_queue.last = lpXWH;
return play_queue.first;
}
void WaveMix::MyWaveOutReset(HWAVEOUT hWaveOut)
{
auto position = MyWaveOutGetPosition(hWaveOut, Globals->fGoodGetPos);
waveOutReset(hWaveOut);
SetWaveOutPosition(position);
}
void WaveMix::SetWaveOutPosition(unsigned newPosition)
{
DWORD position;
mmtime_tag pmmt{};
pmmt.wType = TIME_BYTES;
if (Globals->hWaveOut)
{
waveOutGetPosition(Globals->hWaveOut, &pmmt, 0xCu);
position = pmmt.u.ms; /*Todo: check union ms vs sample with TIME_BYTES*/
}
else
{
position = 0;
}
if (position < newPosition)
{
Globals->dwWaveOutPos = newPosition - position;
Globals->pfnSampleAdjust = AddFactor;
}
else
{
Globals->dwWaveOutPos = position - newPosition;
Globals->pfnSampleAdjust = SubFactor;
}
Globals->dwCurrentSample = newPosition;
Globals->dwBaseTime = timeGetTime() - 1000 * newPosition / Globals->PCM.wf.nAvgBytesPerSec;
}
DWORD WaveMix::SubFactor(DWORD a1, DWORD a2)
{
return a1 - a2;
}
DWORD WaveMix::AddFactor(DWORD a1, DWORD a2)
{
return a1 + a2;
}
dialog_template* WaveMix::MakeSettingsDlgTemplate()
{
auto size = 0u;
dialog_template* temp = MakeDlgTemplate(&size, 0x80C80080, 0, 0, 212, 132, L"WavMix32 Settings (Ver %X.%X Static)");
temp = AddDlgControl(&size, temp, 128, 65537, 1, 155, 5, 50, 14, L"&Ok");
temp = AddDlgControl(&size, temp, 128, 0x10000, 2, 155, 25, 50, 14, L"&Cancel");
temp = AddDlgControl(&size, temp, 130, 0, 1012, 5, 5, 115, 8, L"Number of WaveBlocks (%d-%d):");
temp = AddDlgControl(&size, temp, 130, 0, 1013, 5, 20, 115, 8, L"Size of WaveBlocks (%d-%d):");
temp = AddDlgControl(&size, temp, 130, 0, 0xFFFF, 5, 35, 102, 8, L"Playback Frequency (11,22,44):");
temp = AddDlgControl(&size, temp, 130, 0, 0xFFFF, 5, 80, 57, 8, L"Playback Device:");
temp = AddDlgControl(&size, temp, 130, 0, 1014, 5, 50, 115, 8, L"Number of Pause Blocks (%d-%d):");
temp = AddDlgControl(&size, temp, 130, 0, 1015, 5, 65, 63, 8, L"Max Channels = %d");
temp = AddDlgControl(&size, temp, 129, 8454272, 1003, 125, 5, 25, 12, L"-1");
temp = AddDlgControl(&size, temp, 129, 8454272, 1007, 125, 20, 25, 12, L"-1");
temp = AddDlgControl(&size, temp, 129, 8454272, 1008, 125, 35, 25, 12, L"-1");
temp = AddDlgControl(&size, temp, 129, 8454272, 1011, 125, 50, 25, 12, L"-1");
temp = AddDlgControl(&size, temp, 133, 2162946, 1009, 65, 80, 140, 60, L"No Devices");
temp = AddDlgControl(&size, temp, 128, 65539, 1000, 5, 101, 40, 10, L"Stereo");
temp = AddDlgControl(&size, temp, 128, 65539, 1001, 55, 101, 60, 10, L"Reset Remix");
temp = AddDlgControl(&size, temp, 128, 65539, 1010, 125, 101, 78, 10, L"Show Debug Dialogs");
temp = AddDlgControl(&size, temp, 128, 65539, 1005, 5, 117, 40, 10, L"CMixit");
return AddDlgControl(&size, temp, 128, 65539, 1004, 55, 117, 75, 10, L"Good Get Position");
}
dialog_template* WaveMix::MakeDlgTemplate(unsigned* totalSize, unsigned style, short x, short y, short cx, short cy,
const wchar_t* String)
{
auto dlgSize = 2 * wcslen(String) + 24;
*totalSize = dlgSize;
if ((dlgSize & 3) != 0)
*totalSize = dlgSize - (dlgSize & 3) + 4;
auto hGlobal = GlobalAlloc(GHND, *totalSize);
auto dlgTemplate = static_cast<dialog_template*>(GlobalLock(hGlobal));
if (dlgTemplate)
{
dlgTemplate->Dialog.dwExtendedStyle = 0;
dlgTemplate->Dialog.cdit = 0;
dlgTemplate->Dialog.style = style | 0x10000000;
dlgTemplate->Dialog.x = x;
dlgTemplate->Dialog.y = y;
dlgTemplate->Dialog.cx = cx;
dlgTemplate->Dialog.cy = cy;
memcpy(dlgTemplate->Header, String, 2 * wcslen(String) + 2);
}
return dlgTemplate;
}
dialog_template* WaveMix::AddDlgControl(unsigned* totalSize, dialog_template* dlgTemplate, short idClass,
unsigned style, WORD id, short x, short y, short cx, short cy,
const wchar_t* String)
{
dialog_template* dlgTemplate2 = dlgTemplate;
if (dlgTemplate)
{
auto prevSize = *totalSize;
*totalSize += 2 * wcslen(String) + 25;
if ((*totalSize & 3) != 0)
*totalSize = *totalSize - (*totalSize & 3) + 4;
GlobalUnlock(GlobalHandle(dlgTemplate2));
unsigned int newSize = *totalSize;
HGLOBAL hGlobal = GlobalReAlloc(GlobalHandle(dlgTemplate2), newSize, 0x42u);
dlgTemplate2 = static_cast<dialog_template*>(GlobalLock(hGlobal));
if (dlgTemplate2)
{
auto dlgItem = (dialog_item_template*)((char*)dlgTemplate2 + prevSize);
dlgItem->Item.dwExtendedStyle = 0;
dlgItem->Item.style = style | 0x50000000;
dlgItem->Item.x = x;
dlgItem->Item.y = y;
dlgItem->Item.cx = cx;
dlgItem->Item.cy = cy;
dlgItem->Item.id = id;
dlgItem->sysClass = 0xFFFF;
dlgItem->idClass = idClass;
wcscpy_s(dlgItem->Header, wcslen(String) + 1, String);
++dlgTemplate2->Dialog.cdit;
}
}
return dlgTemplate2;
}
void WaveMix::DestroySettingsDlgTemplate(LPCVOID pMem)
{
if (pMem)
{
GlobalUnlock(GlobalHandle(pMem));
GlobalFree(GlobalHandle(pMem));
}
}
int WaveMix::Settings_OnInitDialog(HWND hWnd, int wParam, MIXCONFIG* lpMixconfig)
{
tagWAVEOUTCAPSA pwoc{};
CHAR String[256];
GetWindowTextA(hWnd, String, 256);
wsprintfA(string_buffer, String, 2, 81);
SetWindowTextA(hWnd, string_buffer);
SetWindowLongA(hWnd, -21, (LONG)lpMixconfig);
SendMessageA(GetDlgItem(hWnd, 1000), 0xF1u, lpMixconfig->wChannels > 1u, 0);
SendMessageA(GetDlgItem(hWnd, 1001), 0xF1u, lpMixconfig->ResetMixDefaultFlag != 0, 0);
SendMessageA(GetDlgItem(hWnd, 1004), 0xF1u, lpMixconfig->GoodWavePos != 0, 0);
SendMessageA(GetDlgItem(hWnd, 1005), 0xF1u, lpMixconfig->CmixPtrDefaultFlag != 0, 0);
SendMessageA(GetDlgItem(hWnd, 1010), 0xF1u, lpMixconfig->ShowDebugDialogs != 0, 0);
EnableWindow(GetDlgItem(hWnd, 1005), 0);
SendMessageA(GetDlgItem(hWnd, 1003), 0xC5u, 2u, 0);
SendMessageA(GetDlgItem(hWnd, 1007), 0xC5u, 4u, 0);
SendMessageA(GetDlgItem(hWnd, 1008), 0xC5u, 2u, 0);
SendMessageA(GetDlgItem(hWnd, 1011), 0xC5u, 2u, 0);
GetWindowTextA(GetDlgItem(hWnd, 1012), String, 100);
wsprintfA(string_buffer, String, 2, 10);
SetWindowTextA(GetDlgItem(hWnd, 1012), string_buffer);
GetWindowTextA(GetDlgItem(hWnd, 1013), String, 100);
wsprintfA(string_buffer, String, 344, 11025);
SetWindowTextA(GetDlgItem(hWnd, 1013), string_buffer);
GetWindowTextA(GetDlgItem(hWnd, 1014), String, 100);
wsprintfA(string_buffer, String, 0, 10);
SetWindowTextA(GetDlgItem(hWnd, 1014), string_buffer);
GetWindowTextA(GetDlgItem(hWnd, 1015), String, 100);
wsprintfA(string_buffer, String, 16);
SetWindowTextA(GetDlgItem(hWnd, 1015), string_buffer);
wsprintfA(string_buffer, "%d", lpMixconfig->WaveBlockCount);
SetWindowTextA(GetDlgItem(hWnd, 1003), string_buffer);
wsprintfA(string_buffer, "%d", lpMixconfig->WaveBlockLen);
SetWindowTextA(GetDlgItem(hWnd, 1007), string_buffer);
wsprintfA(string_buffer, "%d", lpMixconfig->wSamplingRate);
SetWindowTextA(GetDlgItem(hWnd, 1008), string_buffer);
wsprintfA(string_buffer, "%d", lpMixconfig->PauseBlocks);
SetWindowTextA(GetDlgItem(hWnd, 1011), string_buffer);
signed int uDeviceID = 0;
signed int deviceCount = waveOutGetNumDevs();
if (deviceCount > 0)
{
do
{
MMRESULT getResult = waveOutGetDevCapsA(uDeviceID, &pwoc, 0x34u);
if (getResult)
{
wsprintfA(string_buffer, "waveOutGetDevCaps failed (err %u) for device %d", getResult, uDeviceID);
MessageBoxA(nullptr, string_buffer, "WavMix32", 0x40u);
}
else
{
wsprintfA(string_buffer, "%d: %s", uDeviceID, pwoc.szPname);
SendMessageA(GetDlgItem(hWnd, 1009), 0x143u, 0, (LPARAM)string_buffer);
}
++uDeviceID;
}
while (uDeviceID < deviceCount);
}
SendMessageA(GetDlgItem(hWnd, 1009), 0x14Eu, lpMixconfig->wDeviceID, 0);
return 1;
}
int WaveMix::Settings_OnCommand(HWND hWnd, int command, int lParam, int wParam)
{
auto userData = (MIXCONFIG*)GetWindowLongA(hWnd, -21);
if (command == 1)
{
if (userData)
{
userData->wChannels = (SendMessageA(GetDlgItem(hWnd, 1000), 0xF0u, 0, 0) != 0) + 1;
userData->ResetMixDefaultFlag = SendMessageA(GetDlgItem(hWnd, 1001), 0xF0u, 0, 0) != 0;
userData->GoodWavePos = SendMessageA(GetDlgItem(hWnd, 1004), 0xF0u, 0, 0) != 0;
userData->ShowDebugDialogs = SendMessageA(GetDlgItem(hWnd, 1010), 0xF0u, 0, 0) != 0;
userData->CmixPtrDefaultFlag = SendMessageA(GetDlgItem(hWnd, 1005), 0xF0u, 0, 0) != 0;
GetWindowTextA(GetDlgItem(hWnd, 1003), string_buffer, 10);
userData->WaveBlockCount = atoi(string_buffer);
GetWindowTextA(GetDlgItem(hWnd, 1007), string_buffer, 10);
userData->WaveBlockLen = atoi(string_buffer);
GetWindowTextA(GetDlgItem(hWnd, 1008), string_buffer, 10);
userData->wSamplingRate = atoi(string_buffer);
GetWindowTextA(GetDlgItem(hWnd, 1011), string_buffer, 10);
userData->PauseBlocks = atoi(string_buffer);
GetWindowTextA(GetDlgItem(hWnd, 1009), string_buffer, 10);
userData->wDeviceID = isdigit(string_buffer[0]) ? atoi(string_buffer) : 0;
EndDialog(hWnd, 1);
}
}
else
{
if (command != 2)
return 0;
EndDialog(hWnd, 0);
}
return 1;
}
int WaveMix::ReadRegistryToGetMachineSpecificInfSection(unsigned wDeviceId, LPSTR lpString1, int maxLength)
{
HKEY phkResult;
CHAR SubKey[52];
int result = 0;
int osPrefixLength = lstrlenA(GetOperatingSystemPrefix());
if (maxLength < osPrefixLength + 10)
return 0;
wsprintfA(SubKey, "Device%u", wDeviceId);
if (RegOpenKeyA(HKEY_LOCAL_MACHINE, "SOFTWARE\\Microsoft\\WaveMix", &phkResult))
return 0;
lstrcpyA(lpString1, GetOperatingSystemPrefix());
LONG cbData = maxLength - osPrefixLength;
if (!RegQueryValueA(phkResult, SubKey, &lpString1[osPrefixLength], &cbData) && cbData > 0)
result = 1;
RegCloseKey(phkResult);
return result;
}
#pragma warning (disable : 4996)/*Original uses GetVersion*/
const char* WaveMix::GetOperatingSystemPrefix()
{
if (GetVersion() < 0x80000000)
return "WinNT:";
if (GetVersion() >= 0x80000000 && static_cast<unsigned __int8>(GetVersion()) >= 4u)
return "Win95:";
if (GetVersion() >= 0x80000000 && static_cast<unsigned __int8>(GetVersion()) < 4u)
return "Win31:";
return "OS_X"; /*The next big thing: waveOut on OSX*/
}
#pragma warning (default : 4996)/*Original uses GetVersion*/
unsigned WaveMix::FigureOutDMABufferSize(unsigned waveBlockLen, PCMWAVEFORMAT* pcm)
{
unsigned int result = waveBlockLen;
if (!waveBlockLen)
result = pcm->wf.nSamplesPerSec * pcm->wf.nChannels * (pcm->wBitsPerSample >> 3) >> 4;
if (result < 344)
result = 344;
if (result > 11025)
result = 11025;
return result;
}
int WaveMix::NoResetRemix(DWORD dwRemixSamplePos, CHANNELNODE* channel)
{
Pump();
return 1;
}
void WaveMix::SaveConfigSettings(unsigned dwFlags)
{
if ((dwFlags & 0x80u) != 0)
{
wsprintfA(string_buffer, "%d", Globals->wDeviceID);
WritePrivateProfileStringA("general", "WaveOutDevice", string_buffer, FileName);
}
if ((dwFlags & 1) != 0)
{
wsprintfA(string_buffer, "%d", Globals->PCM.wf.nChannels);
WritePrivateProfileStringA(Globals->szDevicePName, "Channels", string_buffer, FileName);
}
if ((dwFlags & 2) != 0)
{
wsprintfA(string_buffer, "%d", static_cast<unsigned __int16>(11 * (Globals->PCM.wf.nSamplesPerSec / 0x2B11)));
WritePrivateProfileStringA(Globals->szDevicePName, "SamplesPerSec", string_buffer, FileName);
}
if ((dwFlags & 4) != 0)
{
wsprintfA(string_buffer, "%d", Globals->WaveBlockCount);
WritePrivateProfileStringA(Globals->szDevicePName, "WaveBlocks", string_buffer, FileName);
}
if ((dwFlags & 8) != 0)
{
wsprintfA(string_buffer, "%d", LOWORD(WaveMix::Globals->dwWaveBlockLen));
WritePrivateProfileStringA(Globals->szDevicePName, "WaveBlockLen", string_buffer, FileName);
}
if ((dwFlags & 0x10) != 0)
{
wsprintfA(string_buffer, "%d", Globals->CmixPtr == cmixit);
WritePrivateProfileStringA(Globals->szDevicePName, "CMixit", string_buffer, FileName);
}
if ((dwFlags & 0x20) != 0)
{
wsprintfA(string_buffer, "%d", (Globals->pfnRemix != ResetRemix) + 1);
WritePrivateProfileStringA(Globals->szDevicePName, "Remix", string_buffer, FileName);
}
if ((dwFlags & 0x40) != 0)
{
wsprintfA(string_buffer, "%d", Globals->fGoodGetPos == 0);
WritePrivateProfileStringA(Globals->szDevicePName, "GoodWavePos", string_buffer, FileName);
}
if ((dwFlags & 0x100) != 0)
{
wsprintfA(string_buffer, "%d", ShowDebugDialogs != 0);
WritePrivateProfileStringA("general", "ShowDebugDialogs", string_buffer, FileName);
}
if ((dwFlags & 0x200) != 0)
{
wsprintfA(string_buffer, "%d", Globals->PauseBlocks);
WritePrivateProfileStringA(Globals->szDevicePName, "PauseBlocks", string_buffer, FileName);
}
}
void WaveMix::ShowCurrentSettings()
{
tagWAVEOUTCAPSA pwoc{};
if (waveOutGetDevCapsA(Globals->wDeviceID, &pwoc, 0x34u) || !RemoveInvalidIniNameCharacters(pwoc.szPname))
lstrcpyA(pwoc.szPname, "Unknown Device");
auto cmixitType = "cmixit";
if (Globals->CmixPtr != cmixit)
cmixitType = "386 mixit";
auto getGood = "TRUE";
if (!Globals->fGoodGetPos)
getGood = "FALSE";
auto remixType = "Reset";
if (Globals->pfnRemix != ResetRemix)
remixType = "NoReset";
wsprintfA(
string_buffer,
"Using:\t%s.\n"
"\tRemix = %s\n"
"\tGoodGetPos=%s\n"
"\t%d ping pong wave blocks\n"
"\tWave block len = %lu bytes\n"
"\tpfnMixit=%s\n"
"\tSamplesPerSec=%lu,\n"
"\tChannels=%d\n"
"\tPauseBlocks=%d",
pwoc.szPname,
remixType,
getGood,
Globals->WaveBlockCount,
Globals->dwWaveBlockLen,
cmixitType,
Globals->PCM.wf.nSamplesPerSec,
Globals->PCM.wf.nChannels,
Globals->PauseBlocks);
MessageBoxA(nullptr, string_buffer, "WavMix32", 0x40u);
}
unsigned WaveMix::GetWaveDevice()
{
WAVEFORMATEX pwfx{};
if (Globals->hWaveOut)
return 0;
HWND window = CreateWindowExA(0, "WavMix32", pinball::WindowName, 0x8000000u, 0, 0, 0, 0, nullptr, nullptr, HModule,
nullptr);
GLOBALS* globals = Globals;
Globals->hWndApp = window;
if (!window)
{
if (ShowDebugDialogs)
MessageBoxA(nullptr, "Failed to create callback window.", "WavMix32", 0x30u);
return 1;
}
pwfx.wFormatTag = globals->PCM.wf.wFormatTag;
pwfx.nChannels = globals->PCM.wf.nChannels;
pwfx.nSamplesPerSec = globals->PCM.wf.nSamplesPerSec;
pwfx.nAvgBytesPerSec = globals->PCM.wf.nAvgBytesPerSec;
pwfx.nBlockAlign = globals->PCM.wf.nBlockAlign;
pwfx.wBitsPerSample = globals->PCM.wBitsPerSample;
pwfx.cbSize = 0;
unsigned int openResult = waveOutOpen(&globals->hWaveOut, 0xFFFFFFFF, &pwfx,
reinterpret_cast<DWORD_PTR>(globals->hWndApp), 0,
0x10000u);
if (openResult)
{
DestroyWindow(Globals->hWndApp);
Globals->hWndApp = nullptr;
return openResult;
}
if (AllocWaveBlocks(Globals->hWaveOut, block_array1)
&& AllocWaveBlocks(Globals->hWaveOut, block_array2))
{
Globals->WaveBlockArray = block_array1;
return 0;
}
FreeWaveBlocks(Globals->hWaveOut, block_array1);
FreeWaveBlocks(Globals->hWaveOut, block_array2);
waveOutClose(Globals->hWaveOut);
Globals->hWaveOut = nullptr;
DestroyWindow(Globals->hWndApp);
return 1;
}
void WaveMix::FreeWaveBlocks(HWAVEOUT hwo, XWAVEHDR** waveBlocks)
{
for (int i = 0; i < 10; ++i)
{
auto blockPtr = &waveBlocks[i];
if (*blockPtr)
{
waveOutUnprepareHeader(hwo, &(*blockPtr)->wh, sizeof(WAVEHDR));
GlobalUnlock(GlobalHandle(*blockPtr));
GlobalFree(GlobalHandle(*blockPtr));
*blockPtr = nullptr;
}
}
}
int WaveMix::AllocWaveBlocks(HWAVEOUT hwo, XWAVEHDR** waveBlocks)
{
for (int i = 0; i < 10; ++i)
{
auto xHDR = static_cast<XWAVEHDR*>(GlobalLock(GlobalAlloc(GMEM_SHARE, 0x2B41u)));
waveBlocks[i] = xHDR;
if (!xHDR)
{
if (ShowDebugDialogs)
MessageBoxA(
nullptr,
"Unable to allocate memory for waveform data. Try making more memory available by closing other applications.",
"WavMix32",
0x30u);
for (int j = i - 1; j >= 0; --j)
{
GlobalUnlock(GlobalHandle(waveBlocks[j]));
GlobalFree(GlobalHandle(waveBlocks[j]));
waveBlocks[j] = nullptr;
}
return 0;
}
xHDR->wh.lpData = (LPSTR)&xHDR[1];
xHDR->wh.dwBufferLength = Globals->dwWaveBlockLen;
xHDR->wh.dwFlags = 0;
xHDR->wh.dwLoops = 0;
xHDR->fAvailable = 1;
xHDR->dwWavePos = 0;
}
int index = 0;
while (!waveOutPrepareHeader(hwo, &waveBlocks[index]->wh, sizeof(WAVEHDR)))
{
waveBlocks[index++]->wh.dwFlags |= 1u;
if (index >= 10)
return 1;
}
if (ShowDebugDialogs)
MessageBoxA(nullptr, "Unable to prepare wave header.", "WavMix32", 0x30u);
FreeWaveBlocks(hwo, waveBlocks);
return 0;
}
void WaveMix::ReleaseWaveDevice(GLOBALS* globals)
{
if (globals->fActive)
{
if (globals->hWaveOut)
{
MyWaveOutReset(globals->hWaveOut);
DestroyPlayQueue();
FreeWaveBlocks(globals->hWaveOut, block_array1);
FreeWaveBlocks(globals->hWaveOut, block_array2);
waveOutClose(globals->hWaveOut);
globals->hWaveOut = nullptr;
DestroyWindow(globals->hWndApp);
globals->hWndApp = nullptr;
}
}
}
void WaveMix::cmixit(unsigned __int8* lpDest, unsigned __int8** rgWaveSrc, volume_struct* volume, int iNumWaves,
unsigned __int16 length)
{
}
LRESULT WaveMix::WndProc(HWND hWnd, UINT Msg, WPARAM wParam, LPARAM lParam)
{
if (Msg != 957 && Msg != 1024)
return DefWindowProcA(hWnd, Msg, wParam, lParam);
Pump();
return 0;
}
INT_PTR WaveMix::SettingsDlgProc(HWND hWnd, UINT Msg, WPARAM wParam, LPARAM lParam)
{
if (Msg == 272)
return Settings_OnInitDialog(hWnd, wParam, (MIXCONFIG*)lParam);
if (Msg != 273)
return 0;
Settings_OnCommand(hWnd, static_cast<unsigned __int16>(wParam), lParam, HIWORD(wParam));
return 1;
}
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