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DSP HLE: Break out the ADPCM decoder, add a few comments.
git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@3504 8ced0084-cf51-0410-be5f-012b33b47a6e
This commit is contained in:
hrydgard
@ -21,6 +21,7 @@
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#include "../Globals.h"
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#include "UCodes.h"
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#include "UCode_Zelda.h"
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#include "UCode_Zelda_ADPCM.h"
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#include "../MailHandler.h"
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#include "../main.h"
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@ -28,9 +29,6 @@
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#include "WaveFile.h"
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class CResampler
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{
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public:
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@ -86,11 +84,8 @@ public:
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FixedSizeQueue<s16, queue_maxlength> sample_queue;
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int m_queueSize;
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int m_mode;
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};
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CUCode_Zelda::CUCode_Zelda(CMailHandler& _rMailHandler)
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: IUCode(_rMailHandler)
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, m_numSteps(0)
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@ -107,7 +102,7 @@ CUCode_Zelda::CUCode_Zelda(CMailHandler& _rMailHandler)
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m_rMailHandler.PushMail(0xF3551111); // handshake
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memset(m_Buffer, 0, sizeof(m_Buffer));
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for (int i=0; i<0x10; i++)
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for (int i = 0; i < 0x10; i++)
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m_PBMask[i] = false;
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templbuffer = new int[1024 * 1024];
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@ -151,10 +146,11 @@ void CUCode_Zelda::UpdatePB(ZPB& _rPB, int *templbuffer, int *temprbuffer, u32 _
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// zelda:
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// perhaps init or "has played before"
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pTest[0x32] = 0x00;
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pTest[0x66] = 0x00; // history1
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pTest[0x66] = 0x00; // history1
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pTest[0x67] = 0x00; // history2
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// samplerate? length? num of samples? i dunno...
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// Likely length...
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pTest[0x3a] = pTest[0x8a];
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pTest[0x3b] = pTest[0x8b];
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@ -163,66 +159,29 @@ void CUCode_Zelda::UpdatePB(ZPB& _rPB, int *templbuffer, int *temprbuffer, u32 _
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pTest[0x39] = pTest[0x8d];
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}
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if (pTest[0x01] != 0) // early out... i dunno if this can happen because we filter it above
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{
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if (pTest[0x01] != 0) // 0747 early out... i dunno if this can happen because we filter it above
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return;
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}
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u32 t1 = pTest[0x39];
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u32 t2 = pTest[0x38];
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u32 ARAMAddr = (t2<<16) | t1;
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u32 ARAMAddr = (pTest[0x38] << 16) | pTest[0x39];
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u32 NumberOfSamples = (pTest[0x3a] << 16) | pTest[0x3b];
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// ????????????????????????????????
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u32 t3 = pTest[0x3a];
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u32 t4 = pTest[0x3b];
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u32 NumberOfSamples = (t3<<16) | t4;
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// round upwards how many samples we need to copy, 0759
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NumberOfSamples = (NumberOfSamples + 0xf) >> 4; // i think the lower 4 are the fraction
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u32 frac = NumberOfSamples& 0xF;
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u32 frac = NumberOfSamples & 0xF;
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u8 inBuffer[9];
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short outbuf[16];
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u32 sampleCount = 0;
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// It must be something like this:
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// The PB contains a small sample buffer of 0x4D decoded samples.
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// If it's empty or "used", decode to it.
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// Then, resample from this buffer to the output as you go. When it needs
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// wrapping, decode more.
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#define USE_RESAMPLE 1
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#if USE_RESAMPLE == 1
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while(NumberOfSamples > 0)
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{
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for (int i=0; i<9; i++)
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{
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inBuffer[i] = g_dspInitialize.pARAM_Read_U8(ARAMAddr);
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ARAMAddr++;
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}
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AFCdecodebuffer((char*)inBuffer, outbuf, (short*)&pTest[0x66], (short*)&pTest[0x67]);
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CResampler Sampler(outbuf, 16, 48000);
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while (Sampler.m_queueSize > 0)
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{
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int sample = Sampler.sample_queue.front();
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Sampler.sample_queue.pop();
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Sampler.m_queueSize-=1;
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templbuffer[sampleCount] += sample;
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temprbuffer[sampleCount] += sample;
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sampleCount++;
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if (sampleCount > _Size)
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break;
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}
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if (sampleCount > _Size)
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break;
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NumberOfSamples--;
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}
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#else
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#if USE_RESAMPLE != 1
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for (int s=0; s<(_Size/16);s++)
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{
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for (int i=0; i<9; i++)
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@ -246,9 +205,38 @@ void CUCode_Zelda::UpdatePB(ZPB& _rPB, int *templbuffer, int *temprbuffer, u32 _
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if (NumberOfSamples<=0)
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break;
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}
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#else
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while (NumberOfSamples > 0)
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{
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for (int i = 0; i < 9; i++)
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{
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inBuffer[i] = g_dspInitialize.pARAM_Read_U8(ARAMAddr);
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ARAMAddr++;
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}
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AFCdecodebuffer(m_AFCCoefTable, (char*)inBuffer, outbuf, (short*)&pTest[0x66], (short*)&pTest[0x67], 9);
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CResampler Sampler(outbuf, 16, 48000);
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while (Sampler.m_queueSize > 0)
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{
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int sample = Sampler.sample_queue.front();
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Sampler.sample_queue.pop();
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Sampler.m_queueSize-=1;
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templbuffer[sampleCount] += sample;
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temprbuffer[sampleCount] += sample;
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sampleCount++;
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if (sampleCount > _Size)
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break;
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}
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if (sampleCount > _Size)
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break;
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NumberOfSamples--;
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}
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#endif
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if (NumberOfSamples == 0)
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{
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pTest[0x01] = 1; // we are done ??
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@ -256,6 +244,7 @@ void CUCode_Zelda::UpdatePB(ZPB& _rPB, int *templbuffer, int *temprbuffer, u32 _
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// write back
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NumberOfSamples = (NumberOfSamples << 4); // missing fraction
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pTest[0x38] = ARAMAddr >> 16;
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pTest[0x39] = ARAMAddr & 0xFFFF;
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pTest[0x3a] = NumberOfSamples >> 16;
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@ -268,7 +257,7 @@ void CUCode_Zelda::UpdatePB(ZPB& _rPB, int *templbuffer, int *temprbuffer, u32 _
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static u8 Buffer[500000];
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for (int i =0; i<NumberOfSamples*9; i++)
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{
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Buffer[i]=g_dspInitialize.pARAM_Read_U8(ARAMAddr+i);
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Buffer[i] = g_dspInitialize.pARAM_Read_U8(ARAMAddr+i);
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}
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// yes, the dumps are really zelda sound ;)
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@ -297,21 +286,12 @@ void CUCode_Zelda::UpdatePB(ZPB& _rPB, int *templbuffer, int *temprbuffer, u32 _
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void CUCode_Zelda::Update(int cycles)
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{
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// check if we have to sent something
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// if (!m_rMailHandler.IsEmpty())
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// g_dspInitialize.pGenerateDSPInterrupt();
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// This is called at arbitrary intervals from the core emu.
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// We don't need it.
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}
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void CUCode_Zelda::HandleMail(u32 _uMail)
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{
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// XK: Sync mails spam the logs
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/*
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DEBUG_LOG(DSPHLE, "Zelda mail 0x%08X, list in progress? %s, sync in progress? %s", _uMail,
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m_bListInProgress ? "Yes" : "No", m_bSyncInProgress ? "Yes" : "No");
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*/
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switch (m_MailState)
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{
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case WaitForMail:
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@ -334,8 +314,6 @@ void CUCode_Zelda::HandleMail(u32 _uMail)
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case ReadingFrameSync:
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{
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// PanicAlert("SyncMail: 0x%08x", _uMail);
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int Slot = (_uMail >> 16) & 0x000F;
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m_PBMask[Slot] = _uMail & 0xFFFF;
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m_MailState = WaitForMail;
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@ -368,48 +346,38 @@ void CUCode_Zelda::HandleMail(u32 _uMail)
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m_MailState = WaitForMail;
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}
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break;
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}
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}
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void CUCode_Zelda::MixAdd(short* _pBuffer, int _iSize)
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{
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//TODO(XK): Zelda UCode MixAdd?
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if (m_NumberOfFramesToRender > 0)
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{
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if (m_NumPBs <= m_MaxSyncedPB) // we just render if all PBs are synced...Zelda does it in steps of 0x10 PBs but hey this is HLE
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{
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if (_iSize > 1024 * 1024)
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_iSize = 1024 * 1024;
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memset(templbuffer, 0, _iSize * sizeof(int));
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memset(temprbuffer, 0, _iSize * sizeof(int));
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CopyPBsFromRAM();
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// render frame...
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for (u32 i = 0; i < m_NumPBs; i++)
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{
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CopyPBsFromRAM();
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// render frame...
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for (u32 i=0; i<m_NumPBs; i++)
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// masking of PBs is done in zelda 0272... skip it for the moment
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/* int Slot = i >> 4;
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int Mask = i & 0x0F;
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if (m_PBMask[Slot] & Mask)) */
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{
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// masking of PBs is done in zelda 0272... skip it for the moment
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/* int Slot = i >> 4;
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int Mask = i & 0x0F;
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if (m_PBMask[Slot] & Mask))*/
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{
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UpdatePB(m_PBs[i], templbuffer, temprbuffer, _iSize);
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}
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}
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CopyPBsToRAM();
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m_MaxSyncedPB = 0;
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UpdatePB(m_PBs[i], templbuffer, temprbuffer, _iSize);
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}
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}
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CopyPBsToRAM();
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m_MaxSyncedPB = 0;
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if(_pBuffer) {
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if (_pBuffer) {
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for (int i = 0; i < _iSize; i++)
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{
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// Clamp into 16-bit. Maybe we should add a volume compressor here.
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@ -430,7 +398,6 @@ void CUCode_Zelda::MixAdd(short* _pBuffer, int _iSize)
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return;
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}
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m_CurrentFrameToRender++;
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// sync, we are ready
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@ -450,9 +417,6 @@ void CUCode_Zelda::MixAdd(short* _pBuffer, int _iSize)
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m_CurrentFrameToRender = 0;
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}
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}
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}
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// zelda debug ..803F6418
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@ -480,29 +444,29 @@ void CUCode_Zelda::ExecuteList()
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m_NumPBs = 0x40;
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}
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u32 tmp[4];
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m_PBAddress = tmp[0] = Read32();
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tmp[1] = Read32();
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tmp[2] = Read32();
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tmp[3] = Read32();
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m_PBAddress = Read32();
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u32 DSPADPCM_FILTER = Read32();
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u32 DSPRES_FILTER = Read32();
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m_PBAddress2 = Read32();
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// What is this stuff?
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u16 Buffer[0x280];
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for (int i=0; i<0x280;i++)
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for (int i = 0; i < 0x280; i++)
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{
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Buffer[i] = Memory_Read_U16(tmp[1] + (i*2));
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Buffer[i] = Memory_Read_U16(DSPADPCM_FILTER + (i*2));
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}
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u16* pTmp = (u16*)m_AFCCoefTable;
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for (int i=0; i<0x20;i++)
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for (int i = 0; i < 0x20; i++)
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{
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pTmp[i] = Memory_Read_U16(tmp[2] + (i*2));
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pTmp[i] = Memory_Read_U16(DSPRES_FILTER + (i*2));
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}
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DEBUG_LOG(DSPHLE, "DsetupTable");
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DEBUG_LOG(DSPHLE, "???: 0x%08x", tmp[0]);
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DEBUG_LOG(DSPHLE, "DSPADPCM_FILTER (size: 0x500): 0x%08x", tmp[1]);
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DEBUG_LOG(DSPHLE, "DSPRES_FILTER (size: 0x40): 0x%08x", tmp[2]);
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DEBUG_LOG(DSPHLE, "???: 0x%08x", tmp[3]);
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DEBUG_LOG(DSPHLE, "Param Blocks 1: 0x%08x", m_PBAddress);
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DEBUG_LOG(DSPHLE, "DSPADPCM_FILTER (size: 0x500): 0x%08x", tmp1);
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DEBUG_LOG(DSPHLE, "DSPRES_FILTER (size: 0x40): 0x%08x", tmp2);
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DEBUG_LOG(DSPHLE, "Param Blocks 2: 0x%08x", m_PBAddress2);
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}
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break;
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@ -510,52 +474,47 @@ void CUCode_Zelda::ExecuteList()
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// SyncFrame doesn't send a 0xDCD10004 SYNC at all ... just the 0xDCD10005 for "frame end"
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case 0x02:
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{
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u32 tmp[3];
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tmp[0] = Read32();
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tmp[1] = Read32();
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tmp[2] = Read32();
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m_MixingBufferLeft = Read32();
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m_MixingBufferRight = Read32();
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m_NumberOfFramesToRender = (CmdMail >> 16) & 0xFF;
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m_MaxSyncedPB = 0;
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DEBUG_LOG(DSPHLE, "DsyncFrame");
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DEBUG_LOG(DSPHLE, "???: 0x%08x", tmp[0]);
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DEBUG_LOG(DSPHLE, "???: 0x%08x", tmp[1]);
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DEBUG_LOG(DSPHLE, "DSPADPCM_FILTER (size: 0x500): 0x%08x", tmp[2]);
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DEBUG_LOG(DSPHLE, "Left Mixing Buffer: 0x%08x", m_MixingBufferLeft);
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DEBUG_LOG(DSPHLE, "Right Mixing Buffer: 0x%08x", m_MixingBufferRight);
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// This is where we should render.
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soundStream->GetMixer()->SetHLEReady(true);
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}
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return;
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/*
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case 0x03: break; // dunno ... zelda ww jmps to 0x0073
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case 0x04: break; // dunno ... zelda ww jmps to 0x0580
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case 0x05: break; // dunno ... zelda ww jmps to 0x0592
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case 0x06: break; // dunno ... zelda ww jmps to 0x0469
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case 0x07: break; // dunno ... zelda ww jmps to 0x044d
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case 0x08: break; // Mixer ... zelda ww jmps to 0x0485
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case 0x09: break; // dunno ... zelda ww jmps to 0x044d
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case 0x03: break; // dunno ... zelda ww jmps to 0x0073
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case 0x04: break; // dunno ... zelda ww jmps to 0x0580
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case 0x05: break; // dunno ... zelda ww jmps to 0x0592
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case 0x06: break; // dunno ... zelda ww jmps to 0x0469
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case 0x07: break; // dunno ... zelda ww jmps to 0x044d
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case 0x08: break; // Mixer ... zelda ww jmps to 0x0485
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case 0x09: break; // dunno ... zelda ww jmps to 0x044d
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*/
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// DsetDolbyDelay ... zelda ww jumps to 0x00b2
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case 0x0d:
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{
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u32 tmp[2];
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u32 tmp[1];
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tmp[0] = Read32();
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tmp[1] = Read32();
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DEBUG_LOG(DSPHLE, "DSetDolbyDelay");
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DEBUG_LOG(DSPHLE, "DOLBY2_DELAY_BUF (size 0x960): 0x%08x", tmp[0]);
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DEBUG_LOG(DSPHLE, "DSPRES_FILTER (size 0x500): 0x%08x", tmp[1]);
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}
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break;
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// Set VARAM
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// Luigi__: in the real Zelda ucode, this opcode is dummy
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// however, in the ucode used by SMG it isn't
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// Set VARAM
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// Luigi__: in the real Zelda ucode, this opcode is dummy
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// however, in the ucode used by SMG it isn't
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case 0x0e:
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{
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DEBUG_LOG(DSPHLE, "Set VARAM - ???");
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/*
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00b0 0080 037d lri $AR0, #0x037d
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00b2 0e01 lris $AC0.M, #0x01
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@ -581,8 +540,6 @@ void CUCode_Zelda::ExecuteList()
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m_rMailHandler.PushMail(0xF3550000 | Sync);
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}
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void CUCode_Zelda::CopyPBsFromRAM()
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{
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for (u32 i = 0; i < m_NumPBs; i++)
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@ -619,100 +576,11 @@ void CUCode_Zelda::CopyPBsToRAM()
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// input = location of encoded source samples
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// out = location of destination buffer (16 bits / sample)
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// I am sure that there are 5 bytes of input for 16 samples output too... just check the UCode
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// if (type == 5) -> 5 input bytes
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// if (type == 9) -> 9 input bytes
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//
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int CUCode_Zelda::AFCdecodebuffer(char *input, signed short *out, short * histp, short * hist2p, int type)
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{
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int sample;
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short nibbles[16];
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int i,j;
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char *src,*dst;
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short idx;
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short delta;
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short hist=*histp;
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short hist2=*hist2p;
|
||||
|
||||
dst = (char*)out;
|
||||
|
||||
src=input;
|
||||
delta = 1<<(((*src)>>4)&0xf);
|
||||
idx = (*src)&0xf;
|
||||
|
||||
src++;
|
||||
|
||||
if (type == 9)
|
||||
{
|
||||
for(i = 0; i < 16; i = i + 2) {
|
||||
j = ( *src & 255) >> 4;
|
||||
nibbles[i] = j;
|
||||
j = *src & 255 & 15;
|
||||
nibbles[i+1] = j;
|
||||
src++;
|
||||
}
|
||||
|
||||
for(i = 0; i < 16; i = i + 1) {
|
||||
if(nibbles[i] >= 8)
|
||||
nibbles[i] = nibbles[i] - 16;
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
// untested !!! i havnt seen such a sample yet :)
|
||||
for(i = 0; i < 16; i = i + 4)
|
||||
{
|
||||
|
||||
j = (*src >> 0) & 0x02;
|
||||
nibbles[i] = j;
|
||||
|
||||
j = (*src >> 2) & 0x02;
|
||||
nibbles[i+1] = j;
|
||||
|
||||
j = (*src >> 4) & 0x02;
|
||||
nibbles[i+2] = j;
|
||||
|
||||
j = (*src >> 6) & 0x02;
|
||||
nibbles[i+3] = j;
|
||||
|
||||
src++;
|
||||
}
|
||||
|
||||
for(i = 0; i < 16; i = i + 1)
|
||||
{
|
||||
if(nibbles[i] >= 2)
|
||||
nibbles[i] = nibbles[i] - 4;
|
||||
}
|
||||
}
|
||||
|
||||
for(i = 0; i<16 ; i = i + 1) {
|
||||
|
||||
sample = (delta * nibbles[i])<<11;
|
||||
sample += ((long)hist * m_AFCCoefTable[idx][0]) + ((long)hist2 * m_AFCCoefTable[idx][1]);
|
||||
sample = sample >> 11;
|
||||
|
||||
if(sample > 32767) {
|
||||
sample = 32767;
|
||||
}
|
||||
if(sample < -32768) {
|
||||
sample = -32768;
|
||||
}
|
||||
|
||||
*(short*)dst = (short)sample;
|
||||
dst = dst + 2;
|
||||
|
||||
hist2 = hist;
|
||||
hist = (short)sample;
|
||||
|
||||
}
|
||||
*histp=hist;
|
||||
*hist2p=hist2;
|
||||
|
||||
return((int)src);
|
||||
}
|
||||
|
||||
///////////////////////////////////////////////////////////////////////////////////////////////////
|
||||
//
|
||||
// --- Debug Helper
|
||||
@ -722,14 +590,18 @@ int CUCode_Zelda::AFCdecodebuffer(char *input, signed short *out, short * histp,
|
||||
void CUCode_Zelda::DumpPB(const ZPB& _rPB)
|
||||
{
|
||||
u16* pTmp = (u16*)&_rPB;
|
||||
FILE* pF = fopen("e:\\PB.txt", "wt");
|
||||
FILE* pF = fopen("d:\\dump\\PB.txt", "a");
|
||||
if (pF)
|
||||
{
|
||||
for (int i=0; i<0xc0;i++)
|
||||
{
|
||||
fprintf(pF, "[0x%02x] 0x%04x\n", i, pTmp[i]);
|
||||
}
|
||||
fclose(pF);
|
||||
if (_rPB.addr_high)
|
||||
{
|
||||
for (int i = 0; i < 0xc0; i += 4)
|
||||
{
|
||||
fprintf(pF, "[0x%02x] %04x %04x %04x %04x\n", i, pTmp[i], pTmp[i + 1], pTmp[i + 2], pTmp[i + 3]);
|
||||
}
|
||||
fprintf(pF, "\n");
|
||||
fclose(pF);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
@ -755,7 +627,6 @@ int CUCode_Zelda::DumpAFC(u8* pIn, const int size, const int srate)
|
||||
0x02, 0x00, 0x10, 0x00, 0x64, 0x61, 0x74, 0x61, 0x00, 0x00, 0x00, 0x00
|
||||
};
|
||||
|
||||
|
||||
outfile = fopen("d:/supa.wav","wb");
|
||||
if (!outfile) return 1;
|
||||
|
||||
@ -771,7 +642,7 @@ int CUCode_Zelda::DumpAFC(u8* pIn, const int size, const int srate)
|
||||
memcpy(inbuf, pIn, 9);
|
||||
pIn += 9;
|
||||
|
||||
AFCdecodebuffer((char*)inbuf,outbuf,&hist,&hist2);
|
||||
AFCdecodebuffer(m_AFCCoefTable, (char*)inbuf,outbuf,&hist,&hist2,9);
|
||||
|
||||
if (fwrite(outbuf,1,16*2,outfile) != 16*2)
|
||||
return 1;
|
||||
@ -782,7 +653,6 @@ int CUCode_Zelda::DumpAFC(u8* pIn, const int size, const int srate)
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
void CUCode_Zelda::DoState(PointerWrap &p) {
|
||||
p.Do(m_MailState);
|
||||
p.Do(m_PBMask);
|
||||
|
||||
Reference in New Issue
Block a user