precomp.h File Reference

#include <dshow.h>
#include <ks.h>
#include <ksproxy.h>
#include <ksmedia.h>
#include <stdio.h>
#include <wchar.h>
#include <tchar.h>
#include <uuids.h>
#include <bdatypes.h>
#include <bdaiface.h>
#include <bdamedia.h>
#include <assert.h>

Include dependency graph for precomp.h:

This graph shows which files directly or indirectly include this file:

Go to the source code of this file.

Classes
struct	INTERFACE_TABLE

Macros
#define	BDAPLGIN_TRACE
#define	BUILDING_KS
#define	_KSDDK_
#define	__STREAMS__

Typedefs
typedef HRESULT(CALLBACK *	LPFNCREATEINSTANCE) (IUnknown *pUnkOuter, REFIID riid, LPVOID *ppvObject)

Functions
IClassFactory *	CClassFactory_fnConstructor (LPFNCREATEINSTANCE lpfnCI, PLONG pcRefDll, IID *riidInst)
HRESULT WINAPI	CBDADeviceControl_fnConstructor (IUnknown *pUnkOuter, REFIID riid, LPVOID *ppv)
HRESULT WINAPI	CBDAPinControl_fnConstructor (IUnknown *pUnkOuter, REFIID riid, LPVOID *ppv)
HRESULT WINAPI	CControlNode_fnConstructor (IBaseFilter *pFilter, ULONG NodeType, ULONG PinId, REFIID riid, LPVOID *ppv)
HRESULT WINAPI	CBDAFrequencyFilter_fnConstructor (IKsPropertySet *pProperty, ULONG NodeId, REFIID riid, LPVOID *ppv)
HRESULT WINAPI	CBDASignalStatistics_fnConstructor (IKsPropertySet *pProperty, ULONG NodeId, REFIID riid, LPVOID *ppv)
HRESULT WINAPI	CBDALNBInfo_fnConstructor (IKsPropertySet *pProperty, ULONG NodeId, REFIID riid, LPVOID *ppv)
HRESULT WINAPI	CBDADigitalDemodulator_fnConstructor (IKsPropertySet *pProperty, ULONG NodeId, REFIID riid, LPVOID *ppv)

Variables
const GUID	IID_IKsObject

Macro Definition Documentation

__STREAMS__

#define __STREAMS__

Definition at line 10 of file precomp.h.

_KSDDK_

#define _KSDDK_

Definition at line 6 of file precomp.h.

BDAPLGIN_TRACE

#define BDAPLGIN_TRACE

Definition at line 4 of file precomp.h.

BUILDING_KS

#define BUILDING_KS

Definition at line 5 of file precomp.h.

Typedef Documentation

LPFNCREATEINSTANCE

typedef HRESULT(CALLBACK * LPFNCREATEINSTANCE) (IUnknown *pUnkOuter, REFIID riid, LPVOID *ppvObject)

Definition at line 22 of file precomp.h.

Function Documentation

CBDADeviceControl_fnConstructor()

HRESULT WINAPI CBDADeviceControl_fnConstructor	(	IUnknown *	pUnkOuter,
		REFIID	riid,
		LPVOID *	ppv
	)

Definition at line 495 of file devicecontrol.cpp.

{
    HRESULT hr;
    IKsObject *pObject = NULL;
    IBaseFilter *pFilter = NULL;
    HANDLE hFile;
 
#ifdef BDAPLGIN_TRACE
    OutputDebugStringW(L"CBDADeviceControl_fnConstructor\n");
#endif
 
    //DebugBreak();
 
    // sanity check
    assert(pUnkOuter);
 
    // query for IKsObject
    hr = pUnkOuter->QueryInterface(IID_IKsObject, (void**)&pObject);
 
    if (FAILED(hr))
        return E_NOINTERFACE;
 
    // sanity check
    assert(hr == NOERROR);
 
    // query for IBaseFilter interface support
    hr = pUnkOuter->QueryInterface(IID_IBaseFilter, (void**)&pFilter);
 
    if (FAILED(hr))
    {
        // release
       pObject->Release();
       return E_NOINTERFACE;
    }
 
    // another sanity check
    assert(pObject != NULL);
 
    // get file handle
    hFile = pObject->KsGetObjectHandle();
 
    // one more sanity check
    assert(hFile != NULL && hFile != INVALID_HANDLE_VALUE);
 
    // release IKsObject interface
    pObject->Release();
 
    // release filter
    pFilter->Release();
 
    // construct device control
    CBDADeviceControl * handler = new CBDADeviceControl(pUnkOuter, pFilter, hFile);
 
    if (!handler)
        return E_OUTOFMEMORY;
 
    if (FAILED(handler->QueryInterface(riid, ppv)))
    {
        /* not supported */
        delete handler;
        return E_NOINTERFACE;
    }
 
    return NOERROR;
}

CBDADigitalDemodulator_fnConstructor()

HRESULT WINAPI CBDADigitalDemodulator_fnConstructor	(	IKsPropertySet *	pProperty,
		ULONG	NodeId,
		REFIID	riid,
		LPVOID *	ppv
	)

Definition at line 312 of file digitaldemo.cpp.

{
    // construct device control
    CBDADigitalDemodulator * handler = new CBDADigitalDemodulator(pProperty, NodeId);
 
#ifdef BDAPLGIN_TRACE
    OutputDebugStringW(L"CBDADigitalDemodulator_fnConstructor\n");
#endif
 
    if (!handler)
        return E_OUTOFMEMORY;
 
    if (FAILED(handler->QueryInterface(riid, ppv)))
    {
        /* not supported */
        delete handler;
        return E_NOINTERFACE;
    }
 
    return NOERROR;
}

Referenced by CControlNode::QueryInterface().

CBDAFrequencyFilter_fnConstructor()

HRESULT WINAPI CBDAFrequencyFilter_fnConstructor	(	IKsPropertySet *	pProperty,
		ULONG	NodeId,
		REFIID	riid,
		LPVOID *	ppv
	)

Definition at line 260 of file frequencyfilter.cpp.

{
    // construct device control
    CBDAFrequencyFilter * handler = new CBDAFrequencyFilter(pProperty, NodeId);
 
#ifdef BDAPLGIN_TRACE
    OutputDebugStringW(L"CBDAFrequencyFilter_fnConstructor\n");
#endif
 
    if (!handler)
        return E_OUTOFMEMORY;
 
    if (FAILED(handler->QueryInterface(riid, ppv)))
    {
        /* not supported */
        delete handler;
        return E_NOINTERFACE;
    }
 
    return NOERROR;
}

Referenced by CControlNode::QueryInterface().

CBDALNBInfo_fnConstructor()

HRESULT WINAPI CBDALNBInfo_fnConstructor	(	IKsPropertySet *	pProperty,
		ULONG	NodeId,
		REFIID	riid,
		LPVOID *	ppv
	)

Definition at line 181 of file lnbinfo.cpp.

{
    // construct device control
    CBDALNBInfo * handler = new CBDALNBInfo(pProperty, NodeId);
 
#ifdef BDAPLGIN_TRACE
    OutputDebugStringW(L"CBDALNBInfo_fnConstructor\n");
#endif
 
    if (!handler)
        return E_OUTOFMEMORY;
 
    if (FAILED(handler->QueryInterface(riid, ppv)))
    {
        /* not supported */
        delete handler;
        return E_NOINTERFACE;
    }
 
    return NOERROR;
}

Referenced by CControlNode::QueryInterface().

CBDAPinControl_fnConstructor()

HRESULT WINAPI CBDAPinControl_fnConstructor	(	IUnknown *	pUnkOuter,
		REFIID	riid,
		LPVOID *	ppv
	)

Definition at line 236 of file pincontrol.cpp.

{
    IPin * pConnectedPin = NULL;
    IBDA_NetworkProvider * pNetworkProvider = NULL;
    HANDLE hFile = INVALID_HANDLE_VALUE;
    HRESULT hr;
    IKsObject * pObject = NULL;
    IPin * pPin = NULL;
    IUnknown * pUnknown = NULL;
    PIN_INFO PinInfo;
    FILTER_INFO FilterInfo;
    ULONG RegistrationCtx = 0;
 
    if (!pUnkOuter)
        return E_POINTER;
 
    OutputDebugStringW(L"CBDAPinControl_fnConstructor\n");
    //DebugBreak();
 
    // query for IKsObject interface
    hr = pUnkOuter->QueryInterface(IID_IKsObject, (void**)&pObject);
 
    if (FAILED(hr))
        return hr;
 
    // query for IPin interface
    hr = pObject->QueryInterface(IID_IPin, (void**)&pPin);
 
    if (FAILED(hr))
    {
        //clean up
       pObject->Release();
       return hr;
    }
 
    // get pin info
    hr = pPin->QueryPinInfo(&PinInfo);
 
    if (FAILED(hr))
    {
        //clean up
       pObject->Release();
       pPin->Release();
       return hr;
    }
 
    if (!PinInfo.pFilter)
    {
        //clean up
       pObject->Release();
       pPin->Release();
       return hr;
    }
 
    // sanity checks
    assert(PinInfo.pFilter != NULL);
 
    // query filter info
    hr = PinInfo.pFilter->QueryFilterInfo(&FilterInfo);
 
    // sanity check
    assert(FilterInfo.pGraph != NULL);
 
    // get network provider interface
    hr = GetNetworkProviderFromGraph(FilterInfo.pGraph, &pNetworkProvider);
 
    if (SUCCEEDED(hr))
    {
        if (PinInfo.dir == PINDIR_OUTPUT)
        {
            // get connected pin handle
            hr = pPin->ConnectedTo(&pConnectedPin);
            if (SUCCEEDED(hr))
            {
                // get file handle
                hFile = pObject->KsGetObjectHandle();
                if (hFile)
                {
                    hr = CBDAPinControl_RealConstructor(hFile, pNetworkProvider, pConnectedPin, 0, pUnkOuter, riid, ppv);
                    if (SUCCEEDED(hr))
                    {
                        // set to null to prevent releasing
                        pNetworkProvider = NULL;
                        pConnectedPin = NULL;
                    }
                }
                else
                {
                    // expected file handle
                    hr = E_UNEXPECTED;
                }
            }
        }
        else
        {
            // get IUnknown from base filter
            hr = PinInfo.pFilter->QueryInterface(IID_IUnknown, (void**)&pUnknown);
            if (SUCCEEDED(hr))
            {
                // register device filter
                OutputDebugStringW(L"CBDAPinControl_fnConstructor registering device filter with network provider\n");
                hr = pNetworkProvider->RegisterDeviceFilter(pUnknown, &RegistrationCtx);
                if (SUCCEEDED(hr))
                {
                    // get file handle
                    hFile = pObject->KsGetObjectHandle();
                    if (hFile)
                    {
                        hr = CBDAPinControl_RealConstructor(hFile, pNetworkProvider, NULL, RegistrationCtx, pUnkOuter, riid, ppv);
                        if (SUCCEEDED(hr))
                        {
                            // set to null to prevent releasing
                            pNetworkProvider = NULL;
                        }
                    }
                    else
                    {
                        // expected file handle
                        hr = E_UNEXPECTED;
                    }
                }
                else
                {
                    WCHAR Buffer[100];
                    swprintf(Buffer, L"CBDAPinControl_fnConstructor failed to register filter with %lx\n", hr);
                    OutputDebugStringW(Buffer);
                }
            }
        }
    }
 
    // release IFilterGraph interface
    FilterInfo.pGraph->Release();
 
    // release IBaseFilter interface
    PinInfo.pFilter->Release();
 
    // release IPin
    pPin->Release();
 
    // release IKsObject
    pObject->Release();
 
 
    if (pNetworkProvider)
    {
        // release network provider
        pNetworkProvider->Release();
    }
 
    if (pConnectedPin)
    {
        // release connected pin
        pConnectedPin->Release();
    }
 
    if (pUnknown)
    {
        // release filter
        pUnknown->Release();
    }
 
    return hr;
}

CBDASignalStatistics_fnConstructor()

HRESULT WINAPI CBDASignalStatistics_fnConstructor	(	IKsPropertySet *	pProperty,
		ULONG	NodeId,
		REFIID	riid,
		LPVOID *	ppv
	)

Definition at line 265 of file signalstatistics.cpp.

{
    // construct device control
    CBDASignalStatistics * handler = new CBDASignalStatistics(pProperty, NodeId);
 
#ifdef BDAPLGIN_TRACE
    OutputDebugStringW(L"CBDASignalStatistics_fnConstructor\n");
#endif
 
    if (!handler)
        return E_OUTOFMEMORY;
 
    if (FAILED(handler->QueryInterface(riid, ppv)))
    {
        /* not supported */
        delete handler;
        return E_NOINTERFACE;
    }
 
    return NOERROR;
}

Referenced by CControlNode::QueryInterface().

CClassFactory_fnConstructor()

IClassFactory * CClassFactory_fnConstructor	(	LPFNCREATEINSTANCE	lpfnCI,
		PLONG	pcRefDll,
		IID *	riidInst
	)

Definition at line 91 of file classfactory.cpp.

{
    CClassFactory* factory = new CClassFactory(lpfnCI, pcRefDll, riidInst);
 
    if (!factory)
        return NULL;
 
    if (pcRefDll)
        InterlockedIncrement(pcRefDll);
 
    return (LPCLASSFACTORY)factory;
}

CControlNode_fnConstructor()

HRESULT WINAPI CControlNode_fnConstructor	(	IBaseFilter *	pFilter,
		ULONG	NodeType,
		ULONG	PinId,
		REFIID	riid,
		LPVOID *	ppv
	)

Definition at line 92 of file controlnode.cpp.

{
    WCHAR Buffer[100];
    HRESULT hr;
    IPin * pPin = NULL;
    IKsPropertySet * pProperty;
 
    // store pin id
    swprintf(Buffer, L"%u", PinId);
 
    // try find target pin
    hr = pFilter->FindPin(Buffer, &pPin);
 
    if (FAILED(hr))
    {
#ifdef BDAPLGIN_TRACE
        swprintf(Buffer, L"CControlNode_fnConstructor failed find pin %lu with %lx\n", PinId, hr);
        OutputDebugStringW(Buffer);
#endif
        return hr;
    }
 
    // query for IKsPropertySet interface
    hr = pPin->QueryInterface(IID_IKsPropertySet, (void**)&pProperty);
    if (FAILED(hr))
        return hr;
 
#ifdef BDAPLGIN_TRACE
    swprintf(Buffer, L"CControlNode_fnConstructor get IID_IKsObject status %lx\n", hr);
    OutputDebugStringW(Buffer);
#endif
 
    // release IPin interface
    pPin->Release();
 
    // construct device control
    CControlNode * handler = new CControlNode(pProperty, NodeType, PinId);
 
#ifdef BDAPLGIN_TRACE
    OutputDebugStringW(L"CControlNode_fnConstructor\n");
#endif
 
    if (!handler)
        return E_OUTOFMEMORY;
 
    if (FAILED(handler->QueryInterface(riid, ppv)))
    {
        /* not supported */
        delete handler;
        return E_NOINTERFACE;
    }
 
    return NOERROR;
}

Referenced by CBDADeviceControl::GetControlNode().

Variable Documentation

IID_IKsObject

const GUID IID_IKsObject

extern

Definition at line 12 of file devicecontrol.cpp.