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1130 lines
36 KiB
1130 lines
36 KiB
//+-------------------------------------------------------------------------
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//
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// Copyright (c) 1998-2001 Microsoft Corporation
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//
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// File: dmsect.cpp
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//
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//--------------------------------------------------------------------------
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// DMSection.cpp : Implementation of CDMSection
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#include "DMSect.h"
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#include "DMStyle.h"
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#include <initguid.h>
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#include "debug.h"
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#include "..\dmloader\ima.h"
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#include "..\shared\Validate.h"
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HRESULT CDMSection::GetDescriptor(LPDMUS_OBJECTDESC pDesc)
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{
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return S_OK;
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}
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HRESULT CDMSection::SetDescriptor(LPDMUS_OBJECTDESC pDesc)
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{
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return S_OK;
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}
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HRESULT CDMSection::ParseDescriptor(LPSTREAM pStream, LPDMUS_OBJECTDESC pDesc)
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{
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return S_OK;
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}
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STDMETHODIMP CDMSection::QueryInterface(
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const IID &iid,
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void **ppv)
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{
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V_INAME(CDMSection::QueryInterface);
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V_REFGUID(iid);
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V_PTRPTR_WRITE(ppv);
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if (iid == IID_IUnknown || iid == IID_IDMSection)
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{
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*ppv = static_cast<IDMSection*>(this);
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}
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else if (iid == IID_IPersistStream)
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{
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*ppv = static_cast<IPersistStream*>(this);
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}
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else if (iid == IID_IDirectMusicObject)
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{
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*ppv = static_cast<IDirectMusicObject*>(this);
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}
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else
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{
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*ppv = NULL;
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return E_NOINTERFACE;
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}
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reinterpret_cast<IUnknown*>(this)->AddRef();
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return S_OK;
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}
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STDMETHODIMP_(ULONG) CDMSection::AddRef()
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{
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return InterlockedIncrement(&m_cRef);
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}
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STDMETHODIMP_(ULONG) CDMSection::Release()
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{
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if (!InterlockedDecrement(&m_cRef))
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{
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delete this;
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return 0;
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}
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return m_cRef;
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}
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/////////////////////////////////////////////////////////////////////////////
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// CDMSection
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STDMETHODIMP CDMSection::GetStyle(IUnknown * * ppStyle)
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{
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HRESULT hr;
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if (m_pStyle)
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{
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IUnknown* pIU = NULL;
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hr = m_pStyle->QueryInterface(IID_IUnknown, (void**)&pIU);
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if (SUCCEEDED(hr))
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{
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*ppStyle = pIU;
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pIU->Release();
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hr = S_OK;
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}
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}
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else
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hr = E_FAIL;
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return hr;
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}
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STDMETHODIMP CDMSection::CreateSegment(IDirectMusicSegment* pISegment)
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{
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HRESULT hr = S_OK;
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IDirectMusicTrack* pIStyleTrack = NULL;
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IDirectMusicTrack* pICommandTrack = NULL;
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IDirectMusicTrack* pIChordTrack = NULL;
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IDirectMusicTrack* pBandTrack = NULL;
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IDirectMusicTrack* pDMTrack = NULL;
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IAARIFFStream* pCommandRIFF = NULL;
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IAARIFFStream* pChordRIFF = NULL;
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IStream* pICommandStream = NULL;
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IStream* pIChordStream = NULL;
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IPersistStream* pICommandTrackStream = NULL;
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IPersistStream* pIChordTrackStream = NULL;
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IStyleTrack* pS = NULL;
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IUnknown* pU = NULL;
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DMUS_BAND_PARAM DMBandParam;
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// 1. Create Style, Command, and Chord Tracks.
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hr = ::CoCreateInstance(
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CLSID_DirectMusicStyleTrack,
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NULL,
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CLSCTX_INPROC,
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IID_IDirectMusicTrack,
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(void**)&pIStyleTrack
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);
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if (FAILED(hr)) goto ON_END;
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hr = ::CoCreateInstance(
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CLSID_DirectMusicCommandTrack,
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NULL,
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CLSCTX_INPROC,
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IID_IDirectMusicTrack,
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(void**)&pICommandTrack
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);
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if (FAILED(hr)) goto ON_END;
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hr = ::CoCreateInstance(
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CLSID_DirectMusicChordTrack,
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NULL,
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CLSCTX_INPROC,
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IID_IDirectMusicTrack,
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(void**)&pIChordTrack
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);
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if (FAILED(hr)) goto ON_END;
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hr = ::CoCreateInstance(
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CLSID_DirectMusicBandTrack,
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NULL,
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CLSCTX_INPROC,
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IID_IDirectMusicTrack,
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(void**)&pBandTrack
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);
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if (FAILED(hr)) goto ON_END;
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// 2/3. Use the section's style create a style track.
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hr = m_pStyle->QueryInterface(IID_IUnknown, (void**)&pU);
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if (FAILED(hr)) goto ON_END;
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hr = pIStyleTrack->QueryInterface(IID_IStyleTrack, (void**)&pS);
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if (FAILED(hr)) goto ON_END;
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pS->SetTrack(pU);
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m_pStyle->AddRef(); // Whenever I create a track from a style, I need to addref the style
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// 4. Write the section's command list out to a stream.
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hr = CreateStreamOnHGlobal(NULL, TRUE, &pICommandStream);
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if (FAILED(hr)) goto ON_END;
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hr = AllocRIFFStream( pICommandStream, &pCommandRIFF);
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if (FAILED(hr)) goto ON_END;
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SaveCommandList(pCommandRIFF);
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// 5. Write the section's chord list out to a stream.
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hr = CreateStreamOnHGlobal(NULL, TRUE, &pIChordStream);
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if (S_OK != hr) goto ON_END;
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hr = AllocRIFFStream( pIChordStream, &pChordRIFF);
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if (FAILED(hr)) goto ON_END;
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SaveChordList(pChordRIFF);
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// 6. Use the command list stream as input to the Command Track's Load method.
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hr = pICommandTrack->QueryInterface(IID_IPersistStream, (void**)&pICommandTrackStream);
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if (FAILED(hr)) goto ON_END;
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StreamSeek(pICommandStream, 0, STREAM_SEEK_SET);
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hr = pICommandTrackStream->Load(pICommandStream);
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if (FAILED(hr)) goto ON_END;
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// 7a. Use the chord list stream as input to the Chord Track's Load method.
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hr = pIChordTrack->QueryInterface(IID_IPersistStream, (void**)&pIChordTrackStream);
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if (FAILED(hr)) goto ON_END;
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StreamSeek(pIChordStream, 0, STREAM_SEEK_SET);
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hr = pIChordTrackStream->Load(pIChordStream);
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if(FAILED(hr)) goto ON_END;
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// 7b. Load band into band track
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DMBandParam.mtTimePhysical = -64;
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DMBandParam.pBand = m_pIDMBand;
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hr = pBandTrack->SetParam(GUID_BandParam, 0, (void*)&DMBandParam);
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if (FAILED(hr)) goto ON_END;
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// 8. Create a Segment has been removed it is now passed in
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// 9. Initialize the segment appropriately.
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pISegment->SetRepeats(m_wRepeats);
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pISegment->SetDefaultResolution((DWORD)m_wClocksPerBeat);
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pISegment->SetLength(m_dwClockLength); // need the length of the section!
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/////////////////////////////////////////////////////////////////
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DMUS_TEMPO_PARAM tempo;
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tempo.mtTime = 0; // ConvertTime( dwTime );
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tempo.dblTempo = (double) m_wTempo; // ((double)dw) / 64;
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/////////////////////////////////////////////////////////////////
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hr = S_OK;
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// Create a Tempo Track in which to store the tempo events
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if( SUCCEEDED( CoCreateInstance( CLSID_DirectMusicTempoTrack,
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NULL, CLSCTX_INPROC, IID_IDirectMusicTrack,
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(void**)&pDMTrack )))
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{
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GUID Guid = GUID_TempoParam;
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if ( SUCCEEDED(pDMTrack->SetParam(Guid, 0, &tempo)))
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{
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pISegment->InsertTrack( pDMTrack, 1 );
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}
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}
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// 10. Insert the three Tracks into the Segment's Track list.
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pISegment->InsertTrack(pBandTrack, 1);
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pISegment->InsertTrack(pIStyleTrack, 1);
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pISegment->InsertTrack(pICommandTrack, 1);
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pISegment->InsertTrack(pIChordTrack, 1);
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// Note: the segment must release the track objects...
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ON_END:
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if (pDMTrack) pDMTrack->Release();
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if (pIChordStream) pIChordStream->Release();
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if (pIChordTrackStream) pIChordTrackStream->Release();
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if (pICommandStream) pICommandStream->Release();
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if (pICommandTrackStream) pICommandTrackStream->Release();
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if (pCommandRIFF) pCommandRIFF->Release();
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if (pChordRIFF) pChordRIFF->Release();
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if (pS) pS->Release();
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if (pU) pU->Release();
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if (pIStyleTrack) pIStyleTrack->Release();
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if (pICommandTrack) pICommandTrack->Release();
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if (pIChordTrack) pIChordTrack->Release();
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if (pBandTrack) pBandTrack->Release();
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return hr;
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}
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CDMSection::CDMSection() : m_pStyle(NULL), m_pIDMBand(NULL), m_cRef(1)
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{
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InterlockedIncrement(&g_cComponent);
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}
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CDMSection::~CDMSection()
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{
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CleanUp();
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InterlockedDecrement(&g_cComponent);
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}
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void CDMSection::CleanUp( BOOL fStop)
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{
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if(m_pIDMBand)
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{
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m_pIDMBand->Release();
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}
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// let whoever used the section release the style.
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if (m_pStyle)
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{
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m_pStyle->Release();
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}
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}
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static BYTE setchordbits( long lPattern )
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{
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LONG i;
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short count = 0;
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BYTE bBits = 0;
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for( i=0L ; i<32L ; i++ )
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{
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if( lPattern & (1L << i) )
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count++;
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}
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bBits |= CHORD_INVERT;
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if( count > 3 )
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bBits |= CHORD_FOUR;
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if( lPattern & (15L << 18L) )
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bBits |= CHORD_UPPER;
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bBits &= ~CHORD_COUNT;
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bBits |= count;
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return bBits;
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}
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HRESULT CDMSection::LoadChordList( LPSTREAM pStream, LPMMCKINFO pck, TList<DMChord>& ChordList )
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{
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HRESULT hr = S_OK;
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DWORD cb;
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long lSize;
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TListItem<DMChord>* pChord;
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ioChordSelection iChordSelection;
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WORD wSizeChord;
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lSize = pck->cksize;
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// load size of chord structure
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hr = pStream->Read( &wSizeChord, sizeof( wSizeChord ), &cb );
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if( FAILED( hr ) || cb != sizeof( wSizeChord ) )
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{
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hr = E_FAIL;
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goto ON_ERR;
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}
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FixBytes( FBT_SHORT, &wSizeChord );
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lSize -= cb;
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while( lSize > 0 )
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{
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pChord = new TListItem<DMChord>;
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if( pChord == NULL )
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{
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hr = E_OUTOFMEMORY;
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goto ON_ERR;
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}
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if( wSizeChord > sizeof( ioChordSelection ) )
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{
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hr = pStream->Read( &iChordSelection, sizeof( ioChordSelection ), &cb );
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if( FAILED( hr ) || cb != sizeof( ioChordSelection ) )
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{
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hr = E_FAIL;
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goto ON_ERR;
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}
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FixBytes( FBT_IOCHORDSELECTION, &iChordSelection );
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StreamSeek( pStream, wSizeChord - sizeof( ioChordSelection ), STREAM_SEEK_CUR );
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}
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else
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{
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hr = pStream->Read( &iChordSelection, wSizeChord, &cb );
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if( FAILED( hr ) || cb != wSizeChord )
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{
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hr = E_FAIL;
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goto ON_ERR;
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}
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FixBytes( FBT_IOCHORDSELECTION, &iChordSelection );
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}
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lSize -= wSizeChord;
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// WideCharToMultiByte( CP_ACP, 0, iChordSelection.wstrName, -1, pChord->name, sizeof( pChord->name ), NULL, NULL );
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DMChord& rChord = pChord->GetItemValue();
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rChord.m_bKey = m_bRoot;
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rChord.m_dwScale = DEFAULT_SCALE_PATTERN;
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rChord.m_strName = iChordSelection.wstrName;
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rChord.m_bBeat = iChordSelection.bBeat;
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rChord.m_wMeasure = iChordSelection.wMeasure;
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rChord.m_mtTime = m_wClocksPerMeasure * rChord.m_wMeasure + m_wClocksPerBeat * rChord.m_bBeat;
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// If chordpattern contains <= n notes (for an n-note chord)
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// create a single subchord
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// Else
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// create 2 subchords, with the 1st having the lower n notes and the
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// 2nd having the upper n notes (assumes there are <= 2n notes)
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BYTE bBits = setchordbits( iChordSelection.aChord[0].lChordPattern );
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short nChordCount = bBits & CHORD_COUNT;
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// The root of the lower chord is the input chord's root,
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// relative to the scale (section) root.
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BYTE bChordRoot = iChordSelection.aChord[0].bRoot;
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// (bBits & CHORD_UPPER) ? (iChordSelection.aChord[0].bRoot - 12) : iChordSelection.aChord[0].bRoot;
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bChordRoot -= m_bRoot;
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if (bChordRoot < 0) bChordRoot += 12;
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if ((bBits & CHORD_FOUR && nChordCount <= 4) ||
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(!(bBits & CHORD_FOUR) && nChordCount <= 3))
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{
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// single subchord with all info from input chord
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TListItem<DMSubChord>* pSubChord = new TListItem<DMSubChord>;
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if( pSubChord == NULL )
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{
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hr = E_OUTOFMEMORY;
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goto ON_ERR;
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}
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DMSubChord& rSubChord = pSubChord->GetItemValue();
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if (iChordSelection.aChord[0].lChordPattern)
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{
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rSubChord.m_dwChordPattern = iChordSelection.aChord[0].lChordPattern;
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}
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else
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{
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}
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rSubChord.m_dwScalePattern = iChordSelection.aChord[0].lScalePattern;
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rSubChord.m_dwInversionPoints = 0xffffff; // default: inversions everywhere
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rSubChord.m_dwLevels = (1 << SUBCHORD_BASS) | (1 << SUBCHORD_STANDARD_CHORD);
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rSubChord.m_bChordRoot = bChordRoot;
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rSubChord.m_bScaleRoot = m_bRoot; // scale root is root of the section
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rChord.m_SubChordList.AddTail(pSubChord);
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}
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else
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{
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// two subchords both with scale and roots from input chord, and:
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// 1st chord: chord pattern from lower n notes of input chord
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// 2nd chord: chord pattern from upper n notes of input chord
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DWORD dwLowerSubChord = 0L;
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DWORD dwUpperSubChord = 0L;
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BYTE bUpperRoot = bChordRoot;
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DWORD dwChordPattern = iChordSelection.aChord[0].lChordPattern;
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short nIgnoreHigh = (bBits & CHORD_FOUR) ? 4 : 3;
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short nIgnoreLow = (bBits & CHORD_FOUR) ? nChordCount - 4 : nChordCount - 3;
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short nLowestUpper = 0;
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for (short nPos = 0, nCount = 0; nPos < 24; nPos++)
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{
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if (dwChordPattern & 1)
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{
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if (nCount < nIgnoreHigh)
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{
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dwLowerSubChord |= 1L << nPos;
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}
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if (nCount >= nIgnoreLow)
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{
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if (!nLowestUpper)
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{
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nLowestUpper = nPos;
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bUpperRoot = (bUpperRoot + (BYTE) nLowestUpper);
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}
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dwUpperSubChord |= 1L << (nPos - nLowestUpper);
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}
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nCount++;
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if (nCount >= nChordCount)
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break;
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}
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dwChordPattern >>= 1L;
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}
|
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// now, create the two subchords.
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TListItem<DMSubChord>* pLowerSubChord = new TListItem<DMSubChord>;
|
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if( pLowerSubChord == NULL )
|
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{
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hr = E_OUTOFMEMORY;
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goto ON_ERR;
|
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}
|
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DMSubChord& rLowerSubChord = pLowerSubChord->GetItemValue();
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rLowerSubChord.m_dwChordPattern = dwLowerSubChord;
|
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rLowerSubChord.m_dwScalePattern = iChordSelection.aChord[0].lScalePattern;
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rLowerSubChord.m_dwInversionPoints = 0xffffff; // default: inversions everywhere
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rLowerSubChord.m_dwLevels = (1 << SUBCHORD_BASS);
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rLowerSubChord.m_bChordRoot = bChordRoot;
|
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rLowerSubChord.m_bScaleRoot = m_bRoot; // scale root is root of the section
|
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rChord.m_SubChordList.AddTail(pLowerSubChord);
|
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TListItem<DMSubChord>* pUpperSubChord = new TListItem<DMSubChord>;
|
|
if( pUpperSubChord == NULL )
|
|
{
|
|
hr = E_OUTOFMEMORY;
|
|
goto ON_ERR;
|
|
}
|
|
DMSubChord& rUpperSubChord = pUpperSubChord->GetItemValue();
|
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rUpperSubChord.m_dwChordPattern = dwUpperSubChord;
|
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rUpperSubChord.m_dwScalePattern = iChordSelection.aChord[0].lScalePattern;
|
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rUpperSubChord.m_dwInversionPoints = 0xffffff; // default: inversions everywhere
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rUpperSubChord.m_dwLevels = (1 << SUBCHORD_STANDARD_CHORD);
|
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rUpperSubChord.m_bChordRoot = bUpperRoot % 24;
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while (rUpperSubChord.m_bChordRoot < rLowerSubChord.m_bChordRoot)
|
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rUpperSubChord.m_bChordRoot += 12;
|
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rUpperSubChord.m_bScaleRoot = m_bRoot; // scale root is root of the section
|
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rChord.m_SubChordList.AddTail(pUpperSubChord);
|
|
}
|
|
|
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ChordList.AddTail(pChord);
|
|
}
|
|
ON_ERR:
|
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return hr;
|
|
}
|
|
|
|
HRESULT CDMSection::LoadCommandList( LPSTREAM pStream, LPMMCKINFO pck, TList<DMCommand>& CommandList )
|
|
{
|
|
HRESULT hr = S_OK;
|
|
DWORD cb;
|
|
long lSize;
|
|
TListItem<DMCommand>* pCommand;
|
|
ioCommand iCommand;
|
|
WORD wSizeCommand;
|
|
|
|
lSize = pck->cksize;
|
|
// load size of command structure
|
|
hr = pStream->Read( &wSizeCommand, sizeof( wSizeCommand ), &cb );
|
|
if( FAILED( hr ) || cb != sizeof( wSizeCommand ) )
|
|
{
|
|
hr = E_FAIL;
|
|
goto ON_ERR;
|
|
}
|
|
FixBytes( FBT_SHORT, &wSizeCommand );
|
|
lSize -= cb;
|
|
while( lSize > 0 )
|
|
{
|
|
pCommand = new TListItem<DMCommand>;
|
|
if( pCommand == NULL )
|
|
{
|
|
hr = E_OUTOFMEMORY;
|
|
goto ON_ERR;
|
|
}
|
|
if( wSizeCommand > sizeof( ioCommand ) )
|
|
{
|
|
hr = pStream->Read( &iCommand, sizeof( ioCommand ), &cb );
|
|
if( FAILED( hr ) || cb != sizeof( ioCommand ) )
|
|
{
|
|
hr = E_FAIL;
|
|
goto ON_ERR;
|
|
}
|
|
FixBytes( FBT_IOCOMMAND, &iCommand );
|
|
StreamSeek( pStream, wSizeCommand - sizeof( ioCommand ), STREAM_SEEK_CUR );
|
|
}
|
|
else
|
|
{
|
|
hr = pStream->Read( &iCommand, wSizeCommand, &cb );
|
|
if( FAILED( hr ) || cb != wSizeCommand )
|
|
{
|
|
hr = E_FAIL;
|
|
goto ON_ERR;
|
|
}
|
|
FixBytes( FBT_IOCOMMAND, &iCommand );
|
|
}
|
|
lSize -= wSizeCommand;
|
|
|
|
DMCommand& rCommand = pCommand->GetItemValue();
|
|
////////////////////////////////////////////////////////////////////
|
|
// Change this from absolute time to measures and beats!
|
|
////////////////////////////////////////////////////////////////////
|
|
// To convert clock time to measures and beats:
|
|
// 1. Use clocksPerMeasure to find the measure
|
|
// 2. Use clocksPerBeat to find the beat
|
|
// DWORD dwClocks = rCommand.m_dwTime - m_dwTime;
|
|
rCommand.m_wMeasure = (WORD) (ConvertTime(iCommand.lTime) / m_wClocksPerMeasure); // assumes 1st measure is 0
|
|
rCommand.m_bBeat = (BYTE) ((ConvertTime(iCommand.lTime) % m_wClocksPerMeasure) / m_wClocksPerBeat); // ditto
|
|
rCommand.m_mtTime = ConvertTime(iCommand.lTime);
|
|
/////////////////////////////////////////////////////////////////////
|
|
switch (iCommand.dwCommand & PF_RIFF)
|
|
{
|
|
case PF_INTRO:
|
|
rCommand.m_bCommand = DMUS_COMMANDT_INTRO;
|
|
break;
|
|
case PF_END:
|
|
rCommand.m_bCommand = DMUS_COMMANDT_END;
|
|
break;
|
|
case PF_BREAK:
|
|
rCommand.m_bCommand = DMUS_COMMANDT_BREAK;
|
|
break;
|
|
case PF_FILL:
|
|
rCommand.m_bCommand = DMUS_COMMANDT_FILL;
|
|
break;
|
|
default:
|
|
rCommand.m_bCommand = DMUS_COMMANDT_GROOVE;
|
|
}
|
|
switch (iCommand.dwCommand & PF_GROOVE)
|
|
{
|
|
case PF_A:
|
|
rCommand.m_bGrooveLevel = 12;
|
|
break;
|
|
case PF_B:
|
|
rCommand.m_bGrooveLevel = 37;
|
|
break;
|
|
case PF_C:
|
|
rCommand.m_bGrooveLevel = 62;
|
|
break;
|
|
case PF_D:
|
|
rCommand.m_bGrooveLevel = 87;
|
|
break;
|
|
default:
|
|
rCommand.m_bGrooveLevel = 0;
|
|
}
|
|
rCommand.m_bGrooveRange = 0;
|
|
rCommand.m_bRepeatMode = DMUS_PATTERNT_RANDOM;
|
|
|
|
CommandList.AddTail(pCommand);
|
|
}
|
|
ON_ERR:
|
|
return hr;
|
|
}
|
|
|
|
HRESULT CDMSection::LoadStyleReference( LPSTREAM pStream, MMCKINFO* pck)
|
|
{
|
|
HRESULT hr;
|
|
DWORD cb;
|
|
DWORD cSize;
|
|
//char szName[40];
|
|
wchar_t wstrName[40];
|
|
//IAALoader* pLoader;
|
|
|
|
cSize = min( pck->cksize, sizeof( wstrName ) );
|
|
hr = pStream->Read( wstrName, cSize, &cb );
|
|
if( FAILED( hr ) || cb != cSize )
|
|
{
|
|
return E_FAIL;
|
|
}
|
|
m_strStyleName = wstrName;
|
|
DMUS_OBJECTDESC ObjectDescript;
|
|
ObjectDescript.dwSize = sizeof(DMUS_OBJECTDESC);
|
|
ObjectDescript.guidClass = CLSID_DirectMusicStyle;
|
|
wcscpy(ObjectDescript.wszName, wstrName);
|
|
ObjectDescript.dwValidData = DMUS_OBJ_CLASS | DMUS_OBJ_NAME;
|
|
IDirectMusicLoader* pLoader;
|
|
IDirectMusicGetLoader *pIGetLoader; // <==============
|
|
hr = pStream->QueryInterface( IID_IDirectMusicGetLoader, (void **) &pIGetLoader );// <========
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
hr = pIGetLoader->GetLoader(&pLoader); // <========
|
|
if (SUCCEEDED(hr)) // <========
|
|
{ // <========
|
|
hr = pLoader->GetObject(&ObjectDescript, IID_IDirectMusicStyle, (void**)&m_pStyle);
|
|
pLoader->Release();
|
|
} // <========
|
|
pIGetLoader->Release(); // <========
|
|
}
|
|
return hr;
|
|
}
|
|
|
|
|
|
|
|
HRESULT CDMSection::LoadSection( IAARIFFStream* pRIFF, MMCKINFO* pckMain )
|
|
{
|
|
HRESULT hr = S_OK;
|
|
HRESULT hrBand = S_OK;
|
|
ioSection iSection;
|
|
MMCKINFO ck;
|
|
DWORD cb;
|
|
DWORD cSize;
|
|
IStream* pStream;
|
|
BOOL fLoadedSection = FALSE;
|
|
|
|
pStream = pRIFF->GetStream();
|
|
while( pRIFF->Descend( &ck, pckMain, 0 ) == 0 )
|
|
{
|
|
switch( ck.ckid )
|
|
{
|
|
case FOURCC_SECTION:
|
|
cSize = min( ck.cksize, sizeof( iSection ) );
|
|
hr = pStream->Read( &iSection, cSize, &cb );
|
|
if( FAILED( hr ) || cb != cSize )
|
|
{
|
|
hr = E_FAIL;
|
|
goto ON_ERR;
|
|
}
|
|
FixBytes( FBT_IOSECTION, &iSection );
|
|
|
|
m_strName = iSection.wstrName;
|
|
m_dwTime = iSection.lTime;
|
|
m_wTempo = iSection.wTempo;
|
|
// wRepeats refers to repeats after the first play.
|
|
m_wRepeats = iSection.wRepeats;
|
|
m_wMeasureLength = iSection.wMeasureLength;
|
|
m_wClocksPerMeasure = ConvertTime(iSection.wClocksPerMeasure);
|
|
m_wClocksPerBeat = ConvertTime(iSection.wClocksPerBeat);
|
|
m_wTempoFract = iSection.wTempoFract;
|
|
m_dwFlags = iSection.dwFlags;
|
|
m_bRoot = (char)( iSection.chKey & ~KEY_FLAT );
|
|
m_dwClockLength = (long)m_wMeasureLength * (long)m_wClocksPerMeasure;
|
|
|
|
fLoadedSection = TRUE;
|
|
break;
|
|
case FOURCC_STYLEREF:
|
|
if( fLoadedSection )
|
|
{
|
|
hr = LoadStyleReference( pStream, &ck );
|
|
if (hr != S_OK)
|
|
{
|
|
hrBand = hr;
|
|
}
|
|
if( FAILED( hr ) )
|
|
{
|
|
goto ON_ERR;
|
|
}
|
|
}
|
|
break;
|
|
|
|
case FOURCC_RIFF:
|
|
switch(ck.fccType)
|
|
{
|
|
case FOURCC_BAND_FORM:
|
|
{
|
|
// Create a band
|
|
hr = CoCreateInstance(CLSID_DirectMusicBand,
|
|
NULL,
|
|
CLSCTX_INPROC,
|
|
IID_IDirectMusicBand,
|
|
(void**)&m_pIDMBand);
|
|
|
|
if(SUCCEEDED(hr))
|
|
{
|
|
// Seek back to begining of Riff chunk
|
|
// This is the amount read by Descend when descending into a FOURCC_RIFF chunk
|
|
// Get current position
|
|
LARGE_INTEGER li;
|
|
ULARGE_INTEGER ul;
|
|
li.HighPart = 0;
|
|
li.LowPart = 0;
|
|
hr = pStream->Seek(li,
|
|
STREAM_SEEK_CUR,
|
|
&ul);
|
|
|
|
if(SUCCEEDED(hr))
|
|
{
|
|
li.HighPart = 0;
|
|
// This is always a valid operation
|
|
li.LowPart = ul.LowPart - (2 * sizeof(FOURCC) + sizeof(DWORD));
|
|
hr = pStream->Seek(li,
|
|
STREAM_SEEK_SET,
|
|
&ul);
|
|
}
|
|
}
|
|
|
|
if(SUCCEEDED(hr))
|
|
{
|
|
// Load band
|
|
IPersistStream* pIPersistStream;
|
|
hr = m_pIDMBand->QueryInterface(IID_IPersistStream, (void **)&pIPersistStream);
|
|
|
|
if(SUCCEEDED(hr))
|
|
{
|
|
hr = pIPersistStream->Load(pStream);
|
|
if (hr != S_OK)
|
|
{
|
|
hrBand = hr;
|
|
}
|
|
pIPersistStream->Release();
|
|
}
|
|
}
|
|
|
|
if(FAILED(hr))
|
|
{
|
|
goto ON_ERR;
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
break;
|
|
|
|
case FOURCC_CHORD:
|
|
if( fLoadedSection )
|
|
{
|
|
hr = LoadChordList( pStream, &ck, m_ChordList );
|
|
if( FAILED( hr ) )
|
|
{
|
|
goto ON_ERR;
|
|
}
|
|
}
|
|
break;
|
|
case FOURCC_COMMAND:
|
|
if( fLoadedSection )
|
|
{
|
|
hr = LoadCommandList( pStream, &ck, m_CommandList );
|
|
if( FAILED( hr ) )
|
|
{
|
|
goto ON_ERR;
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
pRIFF->Ascend( &ck, 0 );
|
|
}
|
|
|
|
|
|
ON_ERR:
|
|
if( FAILED( hr ) )
|
|
{
|
|
|
|
if(m_pIDMBand != NULL)
|
|
{
|
|
if(m_pIDMBand)
|
|
{
|
|
m_pIDMBand->Release();
|
|
}
|
|
m_pIDMBand = NULL;
|
|
}
|
|
|
|
}
|
|
pStream->Release( );
|
|
if (hr == S_OK && hrBand != S_OK)
|
|
{
|
|
hr = hrBand;
|
|
}
|
|
return hr;
|
|
}
|
|
|
|
HRESULT CDMSection::Load(
|
|
LPSTREAM pStream ) // Pointer to a stream that contains the
|
|
// Section information to load.
|
|
{
|
|
DWORD dwPos;
|
|
IAARIFFStream* pRIFF;
|
|
MMCKINFO ckMain;
|
|
HRESULT hr;
|
|
|
|
if ( pStream == NULL ) return E_INVALIDARG;
|
|
hr = E_FAIL;
|
|
CleanUp( FALSE );
|
|
|
|
dwPos = StreamTell( pStream );
|
|
|
|
StreamSeek( pStream, dwPos, STREAM_SEEK_SET );
|
|
|
|
if( SUCCEEDED( AllocRIFFStream( pStream, &pRIFF ) ) )
|
|
{
|
|
ckMain.fccType = FOURCC_SECTION_FORM;
|
|
if( pRIFF->Descend( &ckMain, NULL, MMIO_FINDRIFF ) == 0 )
|
|
{
|
|
hr = LoadSection( pRIFF, &ckMain );
|
|
pRIFF->Ascend( &ckMain, 0 );
|
|
}
|
|
pRIFF->Release( );
|
|
}
|
|
return hr;
|
|
}
|
|
|
|
|
|
|
|
DMChord::DMChord(DMUS_CHORD_PARAM& DMC)
|
|
{
|
|
m_strName = DMC.wszName;
|
|
m_wMeasure = DMC.wMeasure;
|
|
m_bBeat = DMC.bBeat;
|
|
m_bKey = DMC.bKey;
|
|
m_dwScale = DMC.dwScale;
|
|
m_fSilent = (DMC.bFlags & DMUS_CHORDKEYF_SILENT) ? true : false;
|
|
for (BYTE n = 0; n < DMC.bSubChordCount; n++)
|
|
{
|
|
TListItem<DMSubChord>* pSub = new TListItem<DMSubChord>(DMC.SubChordList[n]);
|
|
if (pSub)
|
|
{
|
|
m_SubChordList.AddTail(pSub);
|
|
}
|
|
}
|
|
}
|
|
|
|
DMChord::DMChord(DMChord& DMC)
|
|
{
|
|
m_strName = DMC.m_strName;
|
|
m_wMeasure = DMC.m_wMeasure;
|
|
m_bBeat = DMC.m_bBeat;
|
|
m_bKey = DMC.m_bKey;
|
|
m_dwScale = DMC.m_dwScale;
|
|
m_fSilent = DMC.m_fSilent;
|
|
TListItem<DMSubChord>* pScan = DMC.m_SubChordList.GetHead();
|
|
for (; pScan != NULL; pScan = pScan->GetNext())
|
|
{
|
|
TListItem<DMSubChord>* pSub = new TListItem<DMSubChord>(pScan->GetItemValue());
|
|
if (pSub)
|
|
{
|
|
m_SubChordList.AddTail(pSub);
|
|
}
|
|
}
|
|
}
|
|
|
|
DMChord& DMChord::operator=(const DMChord& DMC)
|
|
{
|
|
if (this != &DMC)
|
|
{
|
|
m_strName = DMC.m_strName;
|
|
m_wMeasure = DMC.m_wMeasure;
|
|
m_bBeat = DMC.m_bBeat;
|
|
m_bKey = DMC.m_bKey;
|
|
m_dwScale = DMC.m_dwScale;
|
|
m_fSilent = DMC.m_fSilent;
|
|
m_SubChordList.CleanUp();
|
|
TListItem<DMSubChord>* pScan = DMC.m_SubChordList.GetHead();
|
|
for (; pScan != NULL; pScan = pScan->GetNext())
|
|
{
|
|
TListItem<DMSubChord>* pSub = new TListItem<DMSubChord>(pScan->GetItemValue());
|
|
if (pSub)
|
|
{
|
|
m_SubChordList.AddTail(pSub);
|
|
}
|
|
}
|
|
}
|
|
return *this;
|
|
}
|
|
|
|
DMChord::operator DMUS_CHORD_PARAM()
|
|
{
|
|
DMUS_CHORD_PARAM result;
|
|
wcscpy(result.wszName, m_strName);
|
|
result.wMeasure = m_wMeasure;
|
|
result.bBeat = m_bBeat;
|
|
result.bKey = m_bKey;
|
|
result.dwScale = m_dwScale;
|
|
result.bFlags = 0;
|
|
if (m_fSilent) result.bFlags |= DMUS_CHORDKEYF_SILENT;
|
|
BYTE n = 0;
|
|
TListItem<DMSubChord>* pSub = m_SubChordList.GetHead();
|
|
for (; pSub != NULL; pSub = pSub->GetNext(), n++)
|
|
{
|
|
result.SubChordList[n] = pSub->GetItemValue();
|
|
}
|
|
result.bSubChordCount = n;
|
|
return result;
|
|
}
|
|
|
|
HRESULT DMChord::Save( IAARIFFStream* pRIFF )
|
|
{
|
|
IStream* pStream;
|
|
MMCKINFO ck;
|
|
DWORD cb;
|
|
DMUS_IO_CHORD iChord;
|
|
DMUS_IO_SUBCHORD iSubChord;
|
|
DWORD dwSize;
|
|
HRESULT hr = E_FAIL;
|
|
|
|
pStream = pRIFF->GetStream();
|
|
ck.ckid = mmioFOURCC('c', 'r', 'd', 'b');
|
|
if( pRIFF->CreateChunk( &ck, 0 ) == 0 )
|
|
{
|
|
memset( &iChord, 0, sizeof( iChord ) );
|
|
m_strName = iChord.wszName;
|
|
//MultiByteToWideChar( CP_ACP, 0, m_strName, -1, iChord.wszName, sizeof( iChord.wszName ) / sizeof( wchar_t ) );
|
|
iChord.mtTime = m_mtTime;
|
|
iChord.wMeasure = m_wMeasure;
|
|
iChord.bBeat = m_bBeat;
|
|
iChord.bFlags = 0;
|
|
if (m_fSilent) iChord.bFlags |= DMUS_CHORDKEYF_SILENT;
|
|
dwSize = sizeof( iChord );
|
|
hr = pStream->Write( &dwSize, sizeof( dwSize ), &cb );
|
|
if( SUCCEEDED(hr) &&
|
|
SUCCEEDED( pStream->Write( &iChord, sizeof( iChord), &cb ) ) &&
|
|
cb == sizeof( iChord) ) // &&
|
|
//pRIFF->Ascend( &ck, 0 ) == 0 )
|
|
{
|
|
//ck.ckid = mmioFOURCC('s', 'u', 'b', 'c');
|
|
//if( pRIFF->CreateChunk( &ck, 0 ) == 0 )
|
|
{
|
|
DWORD dwCount = (WORD) m_SubChordList.GetCount();
|
|
hr = pStream->Write( &dwCount, sizeof( dwCount ), &cb );
|
|
if( FAILED( hr ) || cb != sizeof( dwSize ) )
|
|
{
|
|
pStream->Release();
|
|
return E_FAIL;
|
|
}
|
|
dwSize = sizeof( iSubChord );
|
|
hr = pStream->Write( &dwSize, sizeof( dwSize ), &cb );
|
|
if( FAILED( hr ) || cb != sizeof( dwSize ) )
|
|
{
|
|
pStream->Release();
|
|
return E_FAIL;
|
|
}
|
|
for (TListItem<DMSubChord>* pSub = m_SubChordList.GetHead(); pSub != NULL; pSub = pSub->GetNext())
|
|
{
|
|
DMSubChord& rSubChord = pSub->GetItemValue();
|
|
memset( &iSubChord, 0, sizeof( iSubChord ) );
|
|
iSubChord.dwChordPattern = rSubChord.m_dwChordPattern;
|
|
iSubChord.dwScalePattern = rSubChord.m_dwScalePattern;
|
|
iSubChord.dwInversionPoints = rSubChord.m_dwInversionPoints;
|
|
iSubChord.dwLevels = rSubChord.m_dwLevels;
|
|
iSubChord.bChordRoot = rSubChord.m_bChordRoot;
|
|
iSubChord.bScaleRoot = rSubChord.m_bScaleRoot;
|
|
if( FAILED( pStream->Write( &iSubChord, sizeof( iSubChord ), &cb ) ) ||
|
|
cb != sizeof( iSubChord ) )
|
|
{
|
|
break;
|
|
}
|
|
}
|
|
// ascend from chord body chunk
|
|
if( pSub == NULL &&
|
|
pRIFF->Ascend( &ck, 0 ) != 0 )
|
|
{
|
|
hr = S_OK;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
pStream->Release();
|
|
return hr;
|
|
}
|
|
|
|
|
|
HRESULT CDMSection::SaveChordList( IAARIFFStream* pRIFF )
|
|
{
|
|
IStream* pStream;
|
|
//LPSECT pSection;
|
|
MMCKINFO ck;
|
|
MMCKINFO ckHeader;
|
|
HRESULT hr;
|
|
DWORD cb;
|
|
//WORD wSize;
|
|
TListItem<DMChord>* pChord;
|
|
//int i;
|
|
|
|
|
|
pStream = pRIFF->GetStream();
|
|
//pSection = (LPSECT)m_pSection->lpDLL1;
|
|
|
|
ck.fccType = DMUS_FOURCC_CHORDTRACK_LIST;
|
|
hr = pRIFF->CreateChunk(&ck, MMIO_CREATELIST);
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
// wSize = sizeof( ioChordSelection );
|
|
//FixBytes( FBT_SHORT, &wSize );
|
|
// hr = pStream->Write( &wSize, sizeof( wSize ), &cb );
|
|
// if( FAILED( hr ) || cb != sizeof( wSize ) )
|
|
// {
|
|
// RELEASE( pStream );
|
|
// return E_FAIL;
|
|
//}
|
|
|
|
DWORD dwRoot = m_bRoot;
|
|
DWORD dwScale = DEFAULT_SCALE_PATTERN | (dwRoot << 24);
|
|
|
|
ckHeader.ckid = DMUS_FOURCC_CHORDTRACKHEADER_CHUNK;
|
|
hr = pRIFF->CreateChunk(&ckHeader, 0);
|
|
if (FAILED(hr))
|
|
{
|
|
pStream->Release();
|
|
return hr;
|
|
}
|
|
hr = pStream->Write( &dwScale, sizeof( dwScale ), &cb );
|
|
if (FAILED(hr))
|
|
{
|
|
pStream->Release();
|
|
return hr;
|
|
}
|
|
hr = pRIFF->Ascend( &ckHeader, 0 );
|
|
if (hr != S_OK)
|
|
{
|
|
pStream->Release();
|
|
return hr;
|
|
}
|
|
|
|
for( pChord = m_ChordList.GetHead() ; pChord != NULL ; pChord = pChord->GetNext() )
|
|
{
|
|
hr = pChord->GetItemValue().Save(pRIFF);
|
|
if (FAILED(hr))
|
|
{
|
|
pStream->Release();
|
|
return hr;
|
|
}
|
|
}
|
|
if( pChord == NULL &&
|
|
pRIFF->Ascend( &ck, 0 ) == 0 )
|
|
{
|
|
hr = S_OK;
|
|
}
|
|
}
|
|
|
|
pStream->Release();
|
|
return hr;
|
|
}
|
|
|
|
|
|
HRESULT CDMSection::SaveCommandList( IAARIFFStream* pRIFF )
|
|
{
|
|
IStream* pStream;
|
|
MMCKINFO ck;
|
|
HRESULT hr;
|
|
DWORD cb;
|
|
DWORD dwSize;
|
|
DMUS_IO_COMMAND iCommand;
|
|
TListItem<DMCommand>* pCommand;
|
|
|
|
pStream = pRIFF->GetStream();
|
|
if (!pStream) return E_FAIL;
|
|
|
|
hr = E_FAIL;
|
|
ck.ckid = FOURCC_COMMAND;
|
|
if( pRIFF->CreateChunk( &ck, 0 ) == 0 )
|
|
{
|
|
dwSize = sizeof( DMUS_IO_COMMAND );
|
|
hr = pStream->Write( &dwSize, sizeof( dwSize ), &cb );
|
|
if( FAILED( hr ) || cb != sizeof( dwSize ) )
|
|
{
|
|
pStream->Release();
|
|
return E_FAIL;
|
|
}
|
|
for( pCommand = m_CommandList.GetHead(); pCommand != NULL ; pCommand = pCommand->GetNext() )
|
|
{
|
|
DMCommand& rCommand = pCommand->GetItemValue();
|
|
memset( &iCommand, 0, sizeof( iCommand ) );
|
|
iCommand.mtTime = rCommand.m_mtTime;
|
|
iCommand.wMeasure = rCommand.m_wMeasure;
|
|
iCommand.bBeat = rCommand.m_bBeat;
|
|
iCommand.bCommand = rCommand.m_bCommand;
|
|
iCommand.bGrooveLevel = rCommand.m_bGrooveLevel;
|
|
iCommand.bGrooveRange = rCommand.m_bGrooveRange;
|
|
iCommand.bRepeatMode = rCommand.m_bRepeatMode;
|
|
if( FAILED( pStream->Write( &iCommand, sizeof( iCommand ), &cb ) ) ||
|
|
cb != sizeof( iCommand ) )
|
|
{
|
|
break;
|
|
}
|
|
}
|
|
if( pCommand == NULL &&
|
|
pRIFF->Ascend( &ck, 0 ) == 0 )
|
|
{
|
|
hr = S_OK;
|
|
}
|
|
}
|
|
|
|
pStream->Release();
|
|
return hr;
|
|
}
|
|
|
|
|
|
HRESULT CDMSection::Save(
|
|
LPSTREAM pStream, // Stream to store Section.
|
|
BOOL /*fClearDirty*/ ) // TRUE to clear dirty flag, FALSE to leave
|
|
// dirty flag unchanged.
|
|
{
|
|
IAARIFFStream* pRIFF;
|
|
HRESULT hr;
|
|
MMCKINFO ckMain;
|
|
|
|
hr = E_FAIL;
|
|
if( SUCCEEDED( AllocRIFFStream( pStream, &pRIFF ) ) )
|
|
{
|
|
ckMain.fccType = FOURCC_SECTION_FORM;
|
|
if( pRIFF->CreateChunk( &ckMain, MMIO_CREATERIFF ) != 0 )
|
|
{
|
|
goto ON_ERR;
|
|
}
|
|
|
|
if( FAILED( SaveChordList( pRIFF ) ) ||
|
|
FAILED( SaveCommandList( pRIFF ) ) )
|
|
{
|
|
goto ON_ERR;
|
|
}
|
|
|
|
if( pRIFF->Ascend( &ckMain, 0 ) != 0 )
|
|
{
|
|
goto ON_ERR;
|
|
}
|
|
hr = S_OK;
|
|
ON_ERR:
|
|
pRIFF->Release();
|
|
}
|
|
return hr;
|
|
}
|
|
|
|
|
|
/* IPersist methods */
|
|
HRESULT CDMSection::GetClassID( LPCLSID pclsid )
|
|
{
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
HRESULT CDMSection::IsDirty()
|
|
{
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
HRESULT CDMSection::GetSizeMax( ULARGE_INTEGER* /*pcbSize*/ )
|
|
{
|
|
return E_NOTIMPL;
|
|
}
|
|
|