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Fixed the erroneous looping in audio streaming games like Eternal Darkness and Zoids: Battle Legends. Thanks for the tip, tueidj. 

Fixes issue 5378.
This commit is contained in:
skidau 2012-04-21 15:50:07 +10:00
parent 0fc390b552
commit 7038a841bd
1 changed files with 43 additions and 29 deletions
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70
Source/Core/Core/Src/HW/DVDInterface.cpp
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@ -203,7 +203,9 @@ static UDICFG m_DICFG;
static u32 AudioStart;
static u32 AudioPos;
static u32 CurrentStart;
static u32 AudioLength;
static u32 CurrentLength;
u32 g_ErrorCode = 0;
bool g_bDiscInside = false;
@ -351,33 +353,46 @@ bool DVDRead(u32 _iDVDOffset, u32 _iRamAddress, u32 _iLength)
bool DVDReadADPCM(u8* _pDestBuffer, u32 _iNumSamples)
{
_iNumSamples &= ~31;
if (AudioPos == 0)
{
//MessageBox(0,"DVD: Trying to stream from 0", "bah", 0);
memset(_pDestBuffer, 0, _iNumSamples); // probably __AI_SRC_INIT :P
return false;
}
_iNumSamples &= ~31;
else
{
std::lock_guard<std::mutex> lk(dvdread_section);
VolumeHandler::ReadToPtr(_pDestBuffer, AudioPos, _iNumSamples);
std::lock_guard<std::mutex> lk(dvdread_section);
VolumeHandler::ReadToPtr(_pDestBuffer, AudioPos, _iNumSamples);
}
//
// FIX THIS
//
// loop check
//
AudioPos += _iNumSamples;
if (AudioPos >= AudioStart + AudioLength)
if (g_bStream)
{
g_bStream = false; // Starfox Adventures
AudioPos = AudioStart;
NGCADPCM::InitFilter();
}
AudioPos += _iNumSamples;
//WARN_LOG(DVDINTERFACE,"ReadADPCM");
return true;
if (AudioPos >= CurrentStart + CurrentLength)
{
if (AudioStart == 0 || AudioLength == 0)
{
AudioPos = 0;
CurrentStart = 0;
CurrentLength = 0;
g_bStream = false; // Starfox Adventures
}
else
{
AudioPos = AudioStart;
CurrentStart = AudioStart;
CurrentLength = AudioLength;
NGCADPCM::InitFilter();
}
}
//WARN_LOG(DVDINTERFACE,"ReadADPCM");
return true;
}
else
return false;
}
void Read32(u32& _uReturnValue, const u32 _iAddress)
@ -813,21 +828,20 @@ void ExecuteCommand(UDICR& _DICR)
// m_DICMDBUF[2].Hex = Length of the stream
case 0xE1:
{
// ugly hack to catch the disable command
if (m_DICMDBUF[1].Hex != 0)
if (!g_bStream)
{
AudioPos = m_DICMDBUF[1].Hex << 2;
AudioStart = AudioPos;
AudioLength = m_DICMDBUF[2].Hex;
AudioPos = m_DICMDBUF[1].Hex << 2;
CurrentStart = AudioPos;
CurrentLength = m_DICMDBUF[2].Hex;
NGCADPCM::InitFilter();
g_bStream = true;
WARN_LOG(DVDINTERFACE, "(Audio) Stream subcmd = %02x offset = %08x length=%08x",
m_DICMDBUF[0].CMDBYTE1, AudioPos, AudioLength);
}
else
WARN_LOG(DVDINTERFACE, "(Audio) Off?");
AudioStart = m_DICMDBUF[1].Hex << 2;
AudioLength = m_DICMDBUF[2].Hex;
WARN_LOG(DVDINTERFACE, "(Audio) Stream subcmd = %02x offset = %08x length=%08x",
m_DICMDBUF[0].CMDBYTE1, AudioPos, AudioLength);
}
break;