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99
Src/Plugins/DSP/dsp_sps/dxi/MediaParams.h
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99
Src/Plugins/DSP/dsp_sps/dxi/MediaParams.h
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// MediaParams.h: interface for the CMediaParams class.
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//
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//////////////////////////////////////////////////////////////////////
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#if !defined(AFX_MEDIAPARAMS_H__3DB99F00_3887_4C35_BBA8_C47835777A69__INCLUDED_)
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#define AFX_MEDIAPARAMS_H__3DB99F00_3887_4C35_BBA8_C47835777A69__INCLUDED_
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#if _MSC_VER > 1000
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#pragma once
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#endif // _MSC_VER > 1000
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#include <MedParam.h> // DX8 automation
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#include "CakeMedParam.h" // DX8 automation
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#include "ParamEnvelope.h"
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#include "Parameters.h"
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////////////////////////////////////////////////////////////////////////////////
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class CMediaParams :
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public IMediaParams,
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public IMediaParamInfo,
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public IMediaParamsSetUICallback,
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public IMediaParamsUICallback
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{
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public:
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static HRESULT Create( CMediaParams** ppObj, IUnknown* pUnkOuter );
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public:
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// IUnknown
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STDMETHOD(QueryInterface)( REFIID riid, void** ppv );
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STDMETHODIMP_(ULONG) AddRef();
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STDMETHODIMP_(ULONG) Release();
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// IMediaParams
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STDMETHOD(GetParam)(ULONG dwParamIndex, FLOAT* pValue);
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STDMETHOD(SetParam)(ULONG dwParamIndex, FLOAT value);
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STDMETHOD(AddEnvelope)(ULONG dwParamIndex, ULONG cSegments, MP_ENVELOPE_SEGMENT* pEnvelopeSegments);
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STDMETHOD(FlushEnvelope)(ULONG dwParamIndex, REFERENCE_TIME refTimeStart, REFERENCE_TIME refTimeEnd);
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STDMETHOD(SetTimeFormat)(GUID guidTimeFormat, ULONG mpTimeData);
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// IMediaParamInfo
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STDMETHOD(GetParamCount)(ULONG* pdwParams);
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STDMETHOD(GetParamInfo)(ULONG dwParamIndex, MP_PARAMINFO* pInfo);
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STDMETHOD(GetParamText)(ULONG dwParamIndex, WCHAR** ppwchText);
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STDMETHOD(GetNumTimeFormats)(ULONG* pdwNumTimeFormats);
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STDMETHOD(GetSupportedTimeFormat)(ULONG dwFormatIndex, GUID* pguidTimeFormat);
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STDMETHOD(GetCurrentTimeFormat)(GUID* pguidTimeFormat, ULONG* pTimeData);
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// IMediaParamsSetUICallback
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STDMETHOD(SetUICallback)(IMediaParamsUICallback* pICallback);
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// IMediaParamsUICallback
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STDMETHOD(ParamsBeginCapture)(DWORD *aIndex, DWORD cPoints);
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STDMETHOD(ParamsChanged)(DWORD *aIndex, DWORD cPoints, MP_DATA *paData);
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STDMETHOD(ParamsEndCapture)(DWORD *aIndex, DWORD cPoints);
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// Helpers for setting the current sample rate
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void SetSampleRate( long lFs ) { m_lFs = lFs; }
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long GetSampleRate() const { return m_lFs; }
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// Helpers to decimate shapes into smaller chunks
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HRESULT GetDecimationTimes( LONGLONG llSampStart, LONGLONG llSampEnd, std::vector<LONGLONG>* pTimes );
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void SetDecimationInterval( double d ) { m_dDecimationInterval = d; }
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double GetDecimationInterval() const { return m_dDecimationInterval; }
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// Set our position among all parameter segments, updating current values, and
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// flushing any out-of-date segments.
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HRESULT UpdateValuesForSample( LONGLONG llSamp );
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// Get the envelope for a given parameter
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const CParamEnvelope& GetParamEnvelope( DWORD ix )
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{
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ASSERT( ix >= 0 && ix < NUM_PARAMS );
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return m_aEnv[ ix ];
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}
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private:
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IUnknown* m_pUnkOuter;
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IMediaParamsUICallback* m_pCallback;
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LONG m_cRef;
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CParamEnvelope* m_aEnv;
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double m_dDecimationInterval;
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long m_lFs;
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private:
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static const ParamInfo m_aParamInfo[ NUM_PARAMS ];
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private:
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CMediaParams( IUnknown* pUnkOuter );
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virtual ~CMediaParams();
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};
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#endif // !defined(AFX_MEDIAPARAMS_H__3DB99F00_3887_4C35_BBA8_C47835777A69__INCLUDED_)
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