filtergraph.c

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/*              DirectShow FilterGraph object (QUARTZ.DLL)
 *
 * Copyright 2002 Lionel Ulmer
 * Copyright 2004 Christian Costa
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
 */
 
#include "config.h"
#include <stdarg.h>
 
#define COBJMACROS
 
#include "windef.h"
#include "winbase.h"
#include "winuser.h"
#include "winreg.h"
#include "shlwapi.h"
#include "dshow.h"
#include "wine/debug.h"
#include "quartz_private.h"
#include "ole2.h"
#include "olectl.h"
#include "strmif.h"
#include "vfwmsgs.h"
#include "evcode.h"
#include "wine/unicode.h"
 
 
WINE_DEFAULT_DEBUG_CHANNEL(quartz);
 
typedef struct {
    HWND     hWnd;      /* Target window */
    UINT     msg;       /* User window message */
    LONG_PTR instance;  /* User data */
    int      disabled;  /* Disabled messages posting */
} WndNotify;
 
typedef struct {
    LONG lEventCode;   /* Event code */
    LONG_PTR lParam1;  /* Param1 */
    LONG_PTR lParam2;  /* Param2 */
} Event;
 
/* messages ring implementation for queuing events (taken from winmm) */
#define EVENTS_RING_BUFFER_INCREMENT      64
typedef struct {
    Event* messages;
    int ring_buffer_size;
    int msg_tosave;
    int msg_toget;
    CRITICAL_SECTION msg_crst;
    HANDLE msg_event; /* Signaled for no empty queue */
} EventsQueue;
 
static int EventsQueue_Init(EventsQueue* omr)
{
    omr->msg_toget = 0;
    omr->msg_tosave = 0;
    omr->msg_event = CreateEventW(NULL, TRUE, FALSE, NULL);
    omr->ring_buffer_size = EVENTS_RING_BUFFER_INCREMENT;
    omr->messages = CoTaskMemAlloc(omr->ring_buffer_size * sizeof(Event));
    ZeroMemory(omr->messages, omr->ring_buffer_size * sizeof(Event));
 
    InitializeCriticalSection(&omr->msg_crst);
    omr->msg_crst.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": EventsQueue.msg_crst");
    return TRUE;
}
 
static int EventsQueue_Destroy(EventsQueue* omr)
{
    CloseHandle(omr->msg_event);
    CoTaskMemFree(omr->messages);
    omr->msg_crst.DebugInfo->Spare[0] = 0;
    DeleteCriticalSection(&omr->msg_crst);
    return TRUE;
}
 
static BOOL EventsQueue_PutEvent(EventsQueue* omr, const Event* evt)
{
    EnterCriticalSection(&omr->msg_crst);
    if (omr->msg_toget == ((omr->msg_tosave + 1) % omr->ring_buffer_size))
    {
    int old_ring_buffer_size = omr->ring_buffer_size;
    omr->ring_buffer_size += EVENTS_RING_BUFFER_INCREMENT;
    TRACE("omr->ring_buffer_size=%d\n",omr->ring_buffer_size);
    omr->messages = CoTaskMemRealloc(omr->messages, omr->ring_buffer_size * sizeof(Event));
    /* Now we need to rearrange the ring buffer so that the new
       buffers just allocated are in between omr->msg_tosave and
       omr->msg_toget.
    */
    if (omr->msg_tosave < omr->msg_toget)
    {
        memmove(&(omr->messages[omr->msg_toget + EVENTS_RING_BUFFER_INCREMENT]),
            &(omr->messages[omr->msg_toget]),
            sizeof(Event)*(old_ring_buffer_size - omr->msg_toget)
            );
        omr->msg_toget += EVENTS_RING_BUFFER_INCREMENT;
    }
    }
    omr->messages[omr->msg_tosave] = *evt;
    SetEvent(omr->msg_event);
    omr->msg_tosave = (omr->msg_tosave + 1) % omr->ring_buffer_size;
    LeaveCriticalSection(&omr->msg_crst);
    return TRUE;
}
 
static BOOL EventsQueue_GetEvent(EventsQueue* omr, Event* evt, LONG msTimeOut)
{
    if (WaitForSingleObject(omr->msg_event, msTimeOut) != WAIT_OBJECT_0)
    return FALSE;
    
    EnterCriticalSection(&omr->msg_crst);
 
    if (omr->msg_toget == omr->msg_tosave) /* buffer empty ? */
    {
        LeaveCriticalSection(&omr->msg_crst);
    return FALSE;
    }
 
    *evt = omr->messages[omr->msg_toget];
    omr->msg_toget = (omr->msg_toget + 1) % omr->ring_buffer_size;
 
    /* Mark the buffer as empty if needed */
    if (omr->msg_toget == omr->msg_tosave) /* buffer empty ? */
    ResetEvent(omr->msg_event);
 
    LeaveCriticalSection(&omr->msg_crst);
    return TRUE;
}
 
#define MAX_ITF_CACHE_ENTRIES 3
typedef struct _ITF_CACHE_ENTRY {
   const IID* riid;
   IBaseFilter* filter;
   IUnknown* iface;
} ITF_CACHE_ENTRY;
 
typedef struct _IFilterGraphImpl {
    IUnknown IUnknown_inner;
    IFilterGraph2 IFilterGraph2_iface;
    IMediaControl IMediaControl_iface;
    IMediaSeeking IMediaSeeking_iface;
    IBasicAudio IBasicAudio_iface;
    IBasicVideo2 IBasicVideo2_iface;
    IVideoWindow IVideoWindow_iface;
    IMediaEventEx IMediaEventEx_iface;
    IMediaFilter IMediaFilter_iface;
    IMediaEventSink IMediaEventSink_iface;
    IGraphConfig IGraphConfig_iface;
    IMediaPosition IMediaPosition_iface;
    IObjectWithSite IObjectWithSite_iface;
    IGraphVersion IGraphVersion_iface;
    /* IAMGraphStreams */
    /* IAMStats */
    /* IFilterChain */
    /* IFilterMapper2 */
    /* IQueueCommand */
    /* IRegisterServiceProvider */
    /* IResourceMananger */
    /* IServiceProvider */
    /* IVideoFrameStep */
 
    IUnknown *outer_unk;
    LONG ref;
    IUnknown *punkFilterMapper2;
    IBaseFilter ** ppFiltersInGraph;
    LPWSTR * pFilterNames;
    ULONG nFilters;
    int filterCapacity;
    LONG nameIndex;
    IReferenceClock *refClock;
    IBaseFilter *refClockProvider;
    EventsQueue evqueue;
    HANDLE hEventCompletion;
    int CompletionStatus;
    WndNotify notif;
    int nRenderers;
    int EcCompleteCount;
    int HandleEcComplete;
    int HandleEcRepaint;
    int HandleEcClockChanged;
    OAFilterState state;
    CRITICAL_SECTION cs;
    ITF_CACHE_ENTRY ItfCacheEntries[MAX_ITF_CACHE_ENTRIES];
    int nItfCacheEntries;
    BOOL defaultclock;
    GUID timeformatseek;
    REFERENCE_TIME start_time;
    REFERENCE_TIME pause_time;
    LONG recursioncount;
    IUnknown *pSite;
    LONG version;
} IFilterGraphImpl;
 
static inline IFilterGraphImpl *impl_from_IUnknown(IUnknown *iface)
{
    return CONTAINING_RECORD(iface, IFilterGraphImpl, IUnknown_inner);
}
 
static HRESULT WINAPI FilterGraphInner_QueryInterface(IUnknown *iface, REFIID riid, void **ppvObj)
{
    IFilterGraphImpl *This = impl_from_IUnknown(iface);
    TRACE("(%p)->(%s, %p)\n", This, debugstr_guid(riid), ppvObj);
 
    if (IsEqualGUID(&IID_IUnknown, riid)) {
        *ppvObj = &This->IUnknown_inner;
        TRACE("   returning IUnknown interface (%p)\n", *ppvObj);
    } else if (IsEqualGUID(&IID_IFilterGraph, riid) ||
    IsEqualGUID(&IID_IFilterGraph2, riid) ||
    IsEqualGUID(&IID_IGraphBuilder, riid)) {
        *ppvObj = &This->IFilterGraph2_iface;
        TRACE("   returning IGraphBuilder interface (%p)\n", *ppvObj);
    } else if (IsEqualGUID(&IID_IMediaControl, riid)) {
        *ppvObj = &This->IMediaControl_iface;
        TRACE("   returning IMediaControl interface (%p)\n", *ppvObj);
    } else if (IsEqualGUID(&IID_IMediaSeeking, riid)) {
        *ppvObj = &This->IMediaSeeking_iface;
        TRACE("   returning IMediaSeeking interface (%p)\n", *ppvObj);
    } else if (IsEqualGUID(&IID_IBasicAudio, riid)) {
        *ppvObj = &This->IBasicAudio_iface;
        TRACE("   returning IBasicAudio interface (%p)\n", *ppvObj);
    } else if (IsEqualGUID(&IID_IBasicVideo, riid) ||
               IsEqualGUID(&IID_IBasicVideo2, riid)) {
        *ppvObj = &This->IBasicVideo2_iface;
        TRACE("   returning IBasicVideo2 interface (%p)\n", *ppvObj);
    } else if (IsEqualGUID(&IID_IVideoWindow, riid)) {
        *ppvObj = &This->IVideoWindow_iface;
        TRACE("   returning IVideoWindow interface (%p)\n", *ppvObj);
    } else if (IsEqualGUID(&IID_IMediaEvent, riid) ||
       IsEqualGUID(&IID_IMediaEventEx, riid)) {
        *ppvObj = &This->IMediaEventEx_iface;
        TRACE("   returning IMediaEvent(Ex) interface (%p)\n", *ppvObj);
    } else if (IsEqualGUID(&IID_IMediaFilter, riid) ||
          IsEqualGUID(&IID_IPersist, riid)) {
        *ppvObj = &This->IMediaFilter_iface;
        TRACE("   returning IMediaFilter interface (%p)\n", *ppvObj);
    } else if (IsEqualGUID(&IID_IMediaEventSink, riid)) {
        *ppvObj = &This->IMediaEventSink_iface;
        TRACE("   returning IMediaEventSink interface (%p)\n", *ppvObj);
    } else if (IsEqualGUID(&IID_IGraphConfig, riid)) {
        *ppvObj = &This->IGraphConfig_iface;
        TRACE("   returning IGraphConfig interface (%p)\n", *ppvObj);
    } else if (IsEqualGUID(&IID_IMediaPosition, riid)) {
        *ppvObj = &This->IMediaPosition_iface;
        TRACE("   returning IMediaPosition interface (%p)\n", *ppvObj);
    } else if (IsEqualGUID(&IID_IObjectWithSite, riid)) {
        *ppvObj = &This->IObjectWithSite_iface;
        TRACE("   returning IObjectWithSite interface (%p)\n", *ppvObj);
    } else if (IsEqualGUID(&IID_IFilterMapper, riid)) {
        TRACE("   requesting IFilterMapper interface from aggregated filtermapper (%p)\n", *ppvObj);
        return IUnknown_QueryInterface(This->punkFilterMapper2, riid, ppvObj);
    } else if (IsEqualGUID(&IID_IFilterMapper2, riid)) {
        TRACE("   returning IFilterMapper2 interface from aggregated filtermapper (%p)\n", *ppvObj);
        return IUnknown_QueryInterface(This->punkFilterMapper2, riid, ppvObj);
    } else if (IsEqualGUID(&IID_IFilterMapper3, riid)) {
        TRACE("   returning IFilterMapper3 interface from aggregated filtermapper (%p)\n", *ppvObj);
        return IUnknown_QueryInterface(This->punkFilterMapper2, riid, ppvObj);
    } else if (IsEqualGUID(&IID_IGraphVersion, riid)) {
        *ppvObj = &This->IGraphConfig_iface;
        TRACE("   returning IGraphConfig interface (%p)\n", *ppvObj);
    } else {
        *ppvObj = NULL;
    FIXME("unknown interface %s\n", debugstr_guid(riid));
    return E_NOINTERFACE;
    }
 
    IUnknown_AddRef((IUnknown *)*ppvObj);
    return S_OK;
}
 
static ULONG WINAPI FilterGraphInner_AddRef(IUnknown *iface)
{
    IFilterGraphImpl *This = impl_from_IUnknown(iface);
    ULONG ref = InterlockedIncrement(&This->ref);
 
    TRACE("(%p)->(): new ref = %d\n", This, ref);
 
    return ref;
}
 
static ULONG WINAPI FilterGraphInner_Release(IUnknown *iface)
{
    IFilterGraphImpl *This = impl_from_IUnknown(iface);
    ULONG ref = InterlockedDecrement(&This->ref);
 
    TRACE("(%p)->(): new ref = %d\n", This, ref);
 
    if (ref == 0) {
        int i;
 
        This->ref = 1; /* guard against reentrancy (aggregation). */
 
        IMediaControl_Stop(&This->IMediaControl_iface);
 
        while (This->nFilters)
            IFilterGraph2_RemoveFilter(&This->IFilterGraph2_iface, This->ppFiltersInGraph[0]);
 
        if (This->refClock)
            IReferenceClock_Release(This->refClock);
 
        for (i = 0; i < This->nItfCacheEntries; i++)
        {
            if (This->ItfCacheEntries[i].iface)
                IUnknown_Release(This->ItfCacheEntries[i].iface);
        }
 
        IUnknown_Release(This->punkFilterMapper2);
 
        if (This->pSite) IUnknown_Release(This->pSite);
 
    CloseHandle(This->hEventCompletion);
    EventsQueue_Destroy(&This->evqueue);
        This->cs.DebugInfo->Spare[0] = 0;
    DeleteCriticalSection(&This->cs);
    CoTaskMemFree(This->ppFiltersInGraph);
    CoTaskMemFree(This->pFilterNames);
    CoTaskMemFree(This);
    }
    return ref;
}
 
static inline IFilterGraphImpl *impl_from_IFilterGraph2(IFilterGraph2 *iface)
{
    return CONTAINING_RECORD(iface, IFilterGraphImpl, IFilterGraph2_iface);
}
 
static HRESULT WINAPI FilterGraph2_QueryInterface(IFilterGraph2 *iface, REFIID riid, void **ppvObj)
{
    IFilterGraphImpl *This = impl_from_IFilterGraph2(iface);
 
    TRACE("(%p/%p)->(%s, %p)\n", This, iface, debugstr_guid(riid), ppvObj);
 
    return IUnknown_QueryInterface(This->outer_unk, riid, ppvObj);
}
 
static ULONG WINAPI FilterGraph2_AddRef(IFilterGraph2 *iface)
{
    IFilterGraphImpl *This = impl_from_IFilterGraph2(iface);
 
    TRACE("(%p/%p)->()\n", This, iface);
 
    return IUnknown_AddRef(This->outer_unk);
}
 
static ULONG WINAPI FilterGraph2_Release(IFilterGraph2 *iface)
{
    IFilterGraphImpl *This = impl_from_IFilterGraph2(iface);
 
    TRACE("(%p/%p)->()\n", This, iface);
 
    return IUnknown_Release(This->outer_unk);
}
 
/*** IFilterGraph methods ***/
static HRESULT WINAPI FilterGraph2_AddFilter(IFilterGraph2 *iface, IBaseFilter *pFilter,
        LPCWSTR pName)
{
    IFilterGraphImpl *This = impl_from_IFilterGraph2(iface);
    HRESULT hr;
    int i,j;
    WCHAR* wszFilterName = NULL;
    BOOL duplicate_name = FALSE;
 
    TRACE("(%p/%p)->(%p, %s (%p))\n", This, iface, pFilter, debugstr_w(pName), pName);
 
    if (!pFilter)
        return E_POINTER;
 
    wszFilterName = CoTaskMemAlloc( (pName ? strlenW(pName) + 6 : 5) * sizeof(WCHAR) );
 
    if (pName)
    {
    /* Check if name already exists */
        for(i = 0; i < This->nFilters; i++)
        if (!strcmpW(This->pFilterNames[i], pName))
        {
        duplicate_name = TRUE;
        break;
        }
    }
 
    /* If no name given or name already existing, generate one */
    if (!pName || duplicate_name)
    {
    static const WCHAR wszFmt1[] = {'%','s',' ','%','0','4','d',0};
    static const WCHAR wszFmt2[] = {'%','0','4','d',0};
 
    for (j = 0; j < 10000 ; j++)
    {
        /* Create name */
        if (pName)
        sprintfW(wszFilterName, wszFmt1, pName, This->nameIndex);
        else
        sprintfW(wszFilterName, wszFmt2, This->nameIndex);
        TRACE("Generated name %s\n", debugstr_w(wszFilterName));
 
        /* Check if the generated name already exists */
        for(i = 0; i < This->nFilters; i++)
            if (!strcmpW(This->pFilterNames[i], wszFilterName))
            break;
 
        /* Compute next index and exit if generated name is suitable */
        if (This->nameIndex++ == 10000)
        This->nameIndex = 1;
        if (i == This->nFilters)
        break;
    }
    /* Unable to find a suitable name */
    if (j == 10000)
    {
        CoTaskMemFree(wszFilterName);
        return VFW_E_DUPLICATE_NAME;
    }
    }
    else
    memcpy(wszFilterName, pName, (strlenW(pName) + 1) * sizeof(WCHAR));
 
    if (This->nFilters + 1 > This->filterCapacity)
    {
        int newCapacity = This->filterCapacity ? 2 * This->filterCapacity : 1;
        IBaseFilter ** ppNewFilters = CoTaskMemAlloc(newCapacity * sizeof(IBaseFilter*));
        LPWSTR * pNewNames = CoTaskMemAlloc(newCapacity * sizeof(LPWSTR));
        memcpy(ppNewFilters, This->ppFiltersInGraph, This->nFilters * sizeof(IBaseFilter*));
        memcpy(pNewNames, This->pFilterNames, This->nFilters * sizeof(LPWSTR));
        if (This->filterCapacity)
        {
            CoTaskMemFree(This->ppFiltersInGraph);
            CoTaskMemFree(This->pFilterNames);
        }
        This->ppFiltersInGraph = ppNewFilters;
        This->pFilterNames = pNewNames;
        This->filterCapacity = newCapacity;
    }
 
    hr = IBaseFilter_JoinFilterGraph(pFilter, (IFilterGraph *)&This->IFilterGraph2_iface, wszFilterName);
 
    if (SUCCEEDED(hr))
    {
        IBaseFilter_AddRef(pFilter);
        This->ppFiltersInGraph[This->nFilters] = pFilter;
        This->pFilterNames[This->nFilters] = wszFilterName;
        This->nFilters++;
        This->version++;
        IBaseFilter_SetSyncSource(pFilter, This->refClock);
    }
    else
        CoTaskMemFree(wszFilterName);
 
    if (SUCCEEDED(hr) && duplicate_name)
        return VFW_S_DUPLICATE_NAME;
 
    return hr;
}
 
static HRESULT WINAPI FilterGraph2_RemoveFilter(IFilterGraph2 *iface, IBaseFilter *pFilter)
{
    IFilterGraphImpl *This = impl_from_IFilterGraph2(iface);
    int i;
    HRESULT hr = E_FAIL;
 
    TRACE("(%p/%p)->(%p)\n", This, iface, pFilter);
 
    /* FIXME: check graph is stopped */
 
    for (i = 0; i < This->nFilters; i++)
    {
        if (This->ppFiltersInGraph[i] == pFilter)
        {
            IEnumPins *penumpins = NULL;
            FILTER_STATE state;
 
            if (This->defaultclock && This->refClockProvider == pFilter)
            {
                IMediaFilter_SetSyncSource(&This->IMediaFilter_iface, NULL);
                This->defaultclock = TRUE;
            }
 
            TRACE("Removing filter %s\n", debugstr_w(This->pFilterNames[i]));
            IBaseFilter_GetState(pFilter, 0, &state);
            if (state == State_Running)
                IBaseFilter_Pause(pFilter);
            if (state != State_Stopped)
                IBaseFilter_Stop(pFilter);
 
            hr = IBaseFilter_EnumPins(pFilter, &penumpins);
            if (SUCCEEDED(hr)) {
                IPin *ppin;
                while(IEnumPins_Next(penumpins, 1, &ppin, NULL) == S_OK)
                {
                    IPin *victim = NULL;
                    HRESULT h;
                    IPin_ConnectedTo(ppin, &victim);
                    if (victim)
                    {
                        h = IPin_Disconnect(victim);
                        TRACE("Disconnect other side: %08x\n", h);
                        if (h == VFW_E_NOT_STOPPED)
                        {
                            PIN_INFO pinfo;
                            IPin_QueryPinInfo(victim, &pinfo);
 
                            IBaseFilter_GetState(pinfo.pFilter, 0, &state);
                            if (state == State_Running)
                                IBaseFilter_Pause(pinfo.pFilter);
                            IBaseFilter_Stop(pinfo.pFilter);
                            IBaseFilter_Release(pinfo.pFilter);
                            h = IPin_Disconnect(victim);
                            TRACE("Disconnect retry: %08x\n", h);
                        }
                        IPin_Release(victim);
                    }
                    h = IPin_Disconnect(ppin);
                    TRACE("Disconnect 2: %08x\n", h);
 
                    IPin_Release(ppin);
                }
                IEnumPins_Release(penumpins);
            }
 
            hr = IBaseFilter_JoinFilterGraph(pFilter, NULL, This->pFilterNames[i]);
            if (SUCCEEDED(hr))
            {
                IBaseFilter_SetSyncSource(pFilter, NULL);
                IBaseFilter_Release(pFilter);
                CoTaskMemFree(This->pFilterNames[i]);
                memmove(This->ppFiltersInGraph+i, This->ppFiltersInGraph+i+1, sizeof(IBaseFilter*)*(This->nFilters - 1 - i));
                memmove(This->pFilterNames+i, This->pFilterNames+i+1, sizeof(LPWSTR)*(This->nFilters - 1 - i));
                This->nFilters--;
                This->version++;
                /* Invalidate interfaces in the cache */
                for (i = 0; i < This->nItfCacheEntries; i++)
                    if (pFilter == This->ItfCacheEntries[i].filter)
                    {
                        IUnknown_Release(This->ItfCacheEntries[i].iface);
                        This->ItfCacheEntries[i].iface = NULL;
                        This->ItfCacheEntries[i].filter = NULL;
                    }
                return S_OK;
            }
            break;
        }
    }
 
    return hr; /* FIXME: check this error code */
}
 
static HRESULT WINAPI FilterGraph2_EnumFilters(IFilterGraph2 *iface, IEnumFilters **ppEnum)
{
    IFilterGraphImpl *This = impl_from_IFilterGraph2(iface);
 
    TRACE("(%p/%p)->(%p)\n", This, iface, ppEnum);
 
    return IEnumFiltersImpl_Construct(&This->IGraphVersion_iface, &This->ppFiltersInGraph, &This->nFilters, ppEnum);
}
 
static HRESULT WINAPI FilterGraph2_FindFilterByName(IFilterGraph2 *iface, LPCWSTR pName,
        IBaseFilter **ppFilter)
{
    IFilterGraphImpl *This = impl_from_IFilterGraph2(iface);
    int i;
 
    TRACE("(%p/%p)->(%s (%p), %p)\n", This, iface, debugstr_w(pName), pName, ppFilter);
 
    if (!ppFilter)
        return E_POINTER;
 
    for (i = 0; i < This->nFilters; i++)
    {
        if (!strcmpW(pName, This->pFilterNames[i]))
        {
            *ppFilter = This->ppFiltersInGraph[i];
            IBaseFilter_AddRef(*ppFilter);
            return S_OK;
        }
    }
 
    *ppFilter = NULL;
    return VFW_E_NOT_FOUND;
}
 
/* Don't allow a circular connection to form, return VFW_E_CIRCULAR_GRAPH if this would be the case.
 * A circular connection will be formed if from the filter of the output pin, the input pin can be reached
 */
static HRESULT CheckCircularConnection(IFilterGraphImpl *This, IPin *out, IPin *in)
{
#if 1
    HRESULT hr;
    PIN_INFO info_out, info_in;
 
    hr = IPin_QueryPinInfo(out, &info_out);
    if (FAILED(hr))
        return hr;
    if (info_out.dir != PINDIR_OUTPUT)
    {
        IBaseFilter_Release(info_out.pFilter);
        return VFW_E_CANNOT_CONNECT;
    }
 
    hr = IPin_QueryPinInfo(in, &info_in);
    if (SUCCEEDED(hr))
        IBaseFilter_Release(info_in.pFilter);
    if (FAILED(hr))
        goto out;
    if (info_in.dir != PINDIR_INPUT)
    {
        hr = VFW_E_CANNOT_CONNECT;
        goto out;
    }
 
    if (info_out.pFilter == info_in.pFilter)
        hr = VFW_E_CIRCULAR_GRAPH;
    else
    {
        IEnumPins *enumpins;
        IPin *test;
 
        hr = IBaseFilter_EnumPins(info_out.pFilter, &enumpins);
        if (FAILED(hr))
            goto out;
 
        IEnumPins_Reset(enumpins);
        while ((hr = IEnumPins_Next(enumpins, 1, &test, NULL)) == S_OK)
        {
            PIN_DIRECTION dir = PINDIR_OUTPUT;
            IPin_QueryDirection(test, &dir);
            if (dir == PINDIR_INPUT)
            {
                IPin *victim = NULL;
                IPin_ConnectedTo(test, &victim);
                if (victim)
                {
                    hr = CheckCircularConnection(This, victim, in);
                    IPin_Release(victim);
                    if (FAILED(hr))
                    {
                        IPin_Release(test);
                        break;
                    }
                }
            }
            IPin_Release(test);
        }
        IEnumPins_Release(enumpins);
    }
 
out:
    IBaseFilter_Release(info_out.pFilter);
    if (FAILED(hr))
        ERR("Checking filtergraph returned %08x, something's not right!\n", hr);
    return hr;
#else
    /* Debugging filtergraphs not enabled */
    return S_OK;
#endif
}
 
 
/* NOTE: despite the implication, it doesn't matter which
 * way round you put in the input and output pins */
static HRESULT WINAPI FilterGraph2_ConnectDirect(IFilterGraph2 *iface, IPin *ppinIn, IPin *ppinOut,
        const AM_MEDIA_TYPE *pmt)
{
    IFilterGraphImpl *This = impl_from_IFilterGraph2(iface);
    PIN_DIRECTION dir;
    HRESULT hr;
 
    TRACE("(%p/%p)->(%p, %p, %p)\n", This, iface, ppinIn, ppinOut, pmt);
 
    /* FIXME: check pins are in graph */
 
    if (TRACE_ON(quartz))
    {
        PIN_INFO PinInfo;
 
        hr = IPin_QueryPinInfo(ppinIn, &PinInfo);
        if (FAILED(hr))
            return hr;
 
        TRACE("Filter owning ppinIn(%p) => %p\n", ppinIn, PinInfo.pFilter);
        IBaseFilter_Release(PinInfo.pFilter);
 
        hr = IPin_QueryPinInfo(ppinOut, &PinInfo);
        if (FAILED(hr))
            return hr;
 
        TRACE("Filter owning ppinOut(%p) => %p\n", ppinOut, PinInfo.pFilter);
        IBaseFilter_Release(PinInfo.pFilter);
    }
 
    hr = IPin_QueryDirection(ppinIn, &dir);
    if (SUCCEEDED(hr))
    {
        if (dir == PINDIR_INPUT)
        {
            hr = CheckCircularConnection(This, ppinOut, ppinIn);
            if (SUCCEEDED(hr))
                hr = IPin_Connect(ppinOut, ppinIn, pmt);
        }
        else
        {
            hr = CheckCircularConnection(This, ppinIn, ppinOut);
            if (SUCCEEDED(hr))
                hr = IPin_Connect(ppinIn, ppinOut, pmt);
        }
    }
 
    return hr;
}
 
static HRESULT WINAPI FilterGraph2_Reconnect(IFilterGraph2 *iface, IPin *ppin)
{
    IFilterGraphImpl *This = impl_from_IFilterGraph2(iface);
    IPin *pConnectedTo = NULL;
    HRESULT hr;
    PIN_DIRECTION pindir;
 
    IPin_QueryDirection(ppin, &pindir);
    hr = IPin_ConnectedTo(ppin, &pConnectedTo);
 
    TRACE("(%p/%p)->(%p) -- %p\n", This, iface, ppin, pConnectedTo);
 
    if (FAILED(hr)) {
        TRACE("Querying connected to failed: %x\n", hr);
        return hr; 
    }
    IPin_Disconnect(ppin);
    IPin_Disconnect(pConnectedTo);
    if (pindir == PINDIR_INPUT)
        hr = IPin_Connect(pConnectedTo, ppin, NULL);
    else
        hr = IPin_Connect(ppin, pConnectedTo, NULL);
    IPin_Release(pConnectedTo);
    if (FAILED(hr))
        WARN("Reconnecting pins failed, pins are not connected now..\n");
    TRACE("-> %08x\n", hr);
    return hr;
}
 
static HRESULT WINAPI FilterGraph2_Disconnect(IFilterGraph2 *iface, IPin *ppin)
{
    IFilterGraphImpl *This = impl_from_IFilterGraph2(iface);
 
    TRACE("(%p/%p)->(%p)\n", This, iface, ppin);
 
    if (!ppin)
       return E_POINTER;
 
    return IPin_Disconnect(ppin);
}
 
static HRESULT WINAPI FilterGraph2_SetDefaultSyncSource(IFilterGraph2 *iface)
{
    IFilterGraphImpl *This = impl_from_IFilterGraph2(iface);
    IReferenceClock *pClock = NULL;
    HRESULT hr = S_OK;
    int i;
 
    TRACE("(%p/%p)->() live sources not handled properly!\n", This, iface);
 
    EnterCriticalSection(&This->cs);
 
    for (i = 0; i < This->nFilters; ++i)
    {
        DWORD miscflags;
        IAMFilterMiscFlags *flags = NULL;
        IBaseFilter_QueryInterface(This->ppFiltersInGraph[i], &IID_IAMFilterMiscFlags, (void**)&flags);
        if (!flags)
            continue;
        miscflags = IAMFilterMiscFlags_GetMiscFlags(flags);
        IAMFilterMiscFlags_Release(flags);
        if (miscflags == AM_FILTER_MISC_FLAGS_IS_RENDERER)
            IBaseFilter_QueryInterface(This->ppFiltersInGraph[i], &IID_IReferenceClock, (void**)&pClock);
        if (pClock)
            break;
    }
 
    if (!pClock)
    {
        hr = CoCreateInstance(&CLSID_SystemClock, NULL, CLSCTX_INPROC_SERVER, &IID_IReferenceClock, (LPVOID*)&pClock);
        This->refClockProvider = NULL;
    }
    else
        This->refClockProvider = This->ppFiltersInGraph[i];
 
    if (SUCCEEDED(hr))
    {
        hr = IMediaFilter_SetSyncSource(&This->IMediaFilter_iface, pClock);
        This->defaultclock = TRUE;
        IReferenceClock_Release(pClock);
    }
    LeaveCriticalSection(&This->cs);
 
    return hr;
}
 
static HRESULT GetFilterInfo(IMoniker* pMoniker, VARIANT* pvar)
{
    static const WCHAR wszFriendlyName[] = {'F','r','i','e','n','d','l','y','N','a','m','e',0};
    IPropertyBag * pPropBagCat = NULL;
    HRESULT hr;
 
    VariantInit(pvar);
 
    hr = IMoniker_BindToStorage(pMoniker, NULL, NULL, &IID_IPropertyBag, (LPVOID*)&pPropBagCat);
 
    if (SUCCEEDED(hr))
        hr = IPropertyBag_Read(pPropBagCat, wszFriendlyName, pvar, NULL);
 
    if (SUCCEEDED(hr))
        TRACE("Moniker = %s\n", debugstr_w(V_BSTR(pvar)));
 
    if (pPropBagCat)
        IPropertyBag_Release(pPropBagCat);
 
    return hr;
}
 
static HRESULT GetInternalConnections(IBaseFilter* pfilter, IPin* pinputpin, IPin*** pppins, ULONG* pnb)
{
    HRESULT hr;
    ULONG nb = 0;
 
    TRACE("(%p, %p, %p, %p)\n", pfilter, pinputpin, pppins, pnb);
    hr = IPin_QueryInternalConnections(pinputpin, NULL, &nb);
    if (hr == S_OK) {
        /* Rendered input */
    } else if (hr == S_FALSE) {
        *pppins = CoTaskMemAlloc(sizeof(IPin*)*nb);
        hr = IPin_QueryInternalConnections(pinputpin, *pppins, &nb);
        if (hr != S_OK) {
            WARN("Error (%x)\n", hr);
        }
    } else if (hr == E_NOTIMPL) {
        /* Input connected to all outputs */
        IEnumPins* penumpins;
        IPin* ppin;
        int i = 0;
        TRACE("E_NOTIMPL\n");
        hr = IBaseFilter_EnumPins(pfilter, &penumpins);
        if (FAILED(hr)) {
            WARN("filter Enumpins failed (%x)\n", hr);
            return hr;
        }
        i = 0;
        /* Count output pins */
        while(IEnumPins_Next(penumpins, 1, &ppin, &nb) == S_OK) {
            PIN_DIRECTION pindir;
            IPin_QueryDirection(ppin, &pindir);
            if (pindir == PINDIR_OUTPUT)
                i++;
            IPin_Release(ppin);
        }
        *pppins = CoTaskMemAlloc(sizeof(IPin*)*i);
        /* Retrieve output pins */
        IEnumPins_Reset(penumpins);
        i = 0;
        while(IEnumPins_Next(penumpins, 1, &ppin, &nb) == S_OK) {
            PIN_DIRECTION pindir;
            IPin_QueryDirection(ppin, &pindir);
            if (pindir == PINDIR_OUTPUT)
                (*pppins)[i++] = ppin;
            else
                IPin_Release(ppin);
        }
        IEnumPins_Release(penumpins);
        nb = i;
        if (FAILED(hr)) {
            WARN("Next failed (%x)\n", hr);
            return hr;
        }
    } else if (FAILED(hr)) {
        WARN("Cannot get internal connection (%x)\n", hr);
        return hr;
    }
 
    *pnb = nb;
    return S_OK;
}
 
/*** IGraphBuilder methods ***/
static HRESULT WINAPI FilterGraph2_Connect(IFilterGraph2 *iface, IPin *ppinOut, IPin *ppinIn)
{
    IFilterGraphImpl *This = impl_from_IFilterGraph2(iface);
    HRESULT hr;
    AM_MEDIA_TYPE* mt = NULL;
    IEnumMediaTypes* penummt = NULL;
    ULONG nbmt;
    IEnumPins* penumpins;
    IEnumMoniker* pEnumMoniker;
    GUID tab[2];
    ULONG nb = 0;
    IMoniker* pMoniker;
    ULONG pin;
    PIN_INFO PinInfo;
    CLSID FilterCLSID;
    PIN_DIRECTION dir;
    unsigned int i = 0;
    IFilterMapper2 *pFilterMapper2 = NULL;
 
    TRACE("(%p/%p)->(%p, %p)\n", This, iface, ppinOut, ppinIn);
 
    if(!ppinOut || !ppinIn)
        return E_POINTER;
 
    if (TRACE_ON(quartz))
    {
        hr = IPin_QueryPinInfo(ppinIn, &PinInfo);
        if (FAILED(hr))
            return hr;
 
        TRACE("Filter owning ppinIn(%p) => %p\n", ppinIn, PinInfo.pFilter);
        IBaseFilter_Release(PinInfo.pFilter);
 
        hr = IPin_QueryPinInfo(ppinOut, &PinInfo);
        if (FAILED(hr))
            return hr;
 
        TRACE("Filter owning ppinOut(%p) => %p\n", ppinOut, PinInfo.pFilter);
        IBaseFilter_Release(PinInfo.pFilter);
    }
 
    EnterCriticalSection(&This->cs);
    ++This->recursioncount;
    if (This->recursioncount >= 5)
    {
        WARN("Recursion count has reached %d\n", This->recursioncount);
        hr = VFW_E_CANNOT_CONNECT;
        goto out;
    }
 
    hr = IPin_QueryDirection(ppinOut, &dir);
    if (FAILED(hr))
        goto out;
 
    if (dir == PINDIR_INPUT)
    {
        IPin *temp;
 
        TRACE("Directions seem backwards, swapping pins\n");
 
        temp = ppinIn;
        ppinIn = ppinOut;
        ppinOut = temp;
    }
 
    hr = CheckCircularConnection(This, ppinOut, ppinIn);
    if (FAILED(hr))
        goto out;
 
    /* Try direct connection first */
    hr = IPin_Connect(ppinOut, ppinIn, NULL);
    if (SUCCEEDED(hr))
        goto out;
 
    TRACE("Direct connection failed, trying to render using extra filters\n");
 
    hr = IPin_QueryPinInfo(ppinIn, &PinInfo);
    if (FAILED(hr))
        goto out;
 
    hr = IBaseFilter_GetClassID(PinInfo.pFilter, &FilterCLSID);
    IBaseFilter_Release(PinInfo.pFilter);
    if (FAILED(hr))
        goto out;
 
    /* Find the appropriate transform filter than can transform the minor media type of output pin of the upstream 
     * filter to the minor mediatype of input pin of the renderer */
    hr = IPin_EnumMediaTypes(ppinOut, &penummt);
    if (FAILED(hr))
    {
        WARN("EnumMediaTypes (%x)\n", hr);
        goto out;
    }
 
    hr = IEnumMediaTypes_Next(penummt, 1, &mt, &nbmt);
    if (FAILED(hr)) {
        WARN("IEnumMediaTypes_Next (%x)\n", hr);
        goto out;
    }
 
    if (!nbmt)
    {
        WARN("No media type found!\n");
        hr = VFW_E_INVALIDMEDIATYPE;
        goto out;
    }
    TRACE("MajorType %s\n", debugstr_guid(&mt->majortype));
    TRACE("SubType %s\n", debugstr_guid(&mt->subtype));
 
    hr = IUnknown_QueryInterface(This->punkFilterMapper2, &IID_IFilterMapper2, (void**)&pFilterMapper2);
    if (FAILED(hr)) {
        WARN("Unable to get IFilterMapper2 (%x)\n", hr);
        goto out;
    }
 
    /* Try to find a suitable filter that can connect to the pin to render */
    tab[0] = mt->majortype;
    tab[1] = mt->subtype;
    hr = IFilterMapper2_EnumMatchingFilters(pFilterMapper2, &pEnumMoniker, 0, FALSE, MERIT_UNLIKELY, TRUE, 1, tab, NULL, NULL, FALSE, FALSE, 0, NULL, NULL, NULL);
    if (FAILED(hr)) {
        WARN("Unable to enum filters (%x)\n", hr);
        goto out;
    }
 
    hr = VFW_E_CANNOT_RENDER;
    while(IEnumMoniker_Next(pEnumMoniker, 1, &pMoniker, &nb) == S_OK)
    {
        VARIANT var;
        GUID clsid;
        IPin** ppins = NULL;
        IPin* ppinfilter = NULL;
        IBaseFilter* pfilter = NULL;
        IAMGraphBuilderCallback *callback = NULL;
 
        hr = GetFilterInfo(pMoniker, &var);
        if (FAILED(hr)) {
            WARN("Unable to retrieve filter info (%x)\n", hr);
            goto error;
        }
 
        hr = IMoniker_BindToObject(pMoniker, NULL, NULL, &IID_IBaseFilter, (LPVOID*)&pfilter);
        IMoniker_Release(pMoniker);
        if (FAILED(hr)) {
            WARN("Unable to create filter (%x), trying next one\n", hr);
            goto error;
        }
 
        hr = IBaseFilter_GetClassID(pfilter, &clsid);
        if (FAILED(hr))
        {
            IBaseFilter_Release(pfilter);
            goto error;
    }
 
        if (IsEqualGUID(&clsid, &FilterCLSID)) {
            /* Skip filter (same as the one the output pin belongs to) */
            IBaseFilter_Release(pfilter);
            pfilter = NULL;
            goto error;
        }
 
        if (This->pSite)
        {
            IUnknown_QueryInterface(This->pSite, &IID_IAMGraphBuilderCallback, (LPVOID*)&callback);
            if (callback)
            {
                HRESULT rc;
                rc = IAMGraphBuilderCallback_SelectedFilter(callback, pMoniker);
                if (FAILED(rc))
                {
                    TRACE("Filter rejected by IAMGraphBuilderCallback_SelectedFilter\n");
                    IAMGraphBuilderCallback_Release(callback);
                    goto error;
                }
            }
        }
 
        if (callback)
        {
            HRESULT rc;
            rc = IAMGraphBuilderCallback_CreatedFilter(callback, pfilter);
            IAMGraphBuilderCallback_Release(callback);
            if (FAILED(rc))
            {
                IBaseFilter_Release(pfilter);
                pfilter = NULL;
                TRACE("Filter rejected by IAMGraphBuilderCallback_CreatedFilter\n");
                goto error;
            }
        }
 
        hr = IFilterGraph2_AddFilter(iface, pfilter, V_BSTR(&var));
        if (FAILED(hr)) {
            WARN("Unable to add filter (%x)\n", hr);
            IBaseFilter_Release(pfilter);
            pfilter = NULL;
            goto error;
        }
 
        VariantClear(&var);
 
        hr = IBaseFilter_EnumPins(pfilter, &penumpins);
        if (FAILED(hr)) {
            WARN("Enumpins (%x)\n", hr);
            goto error;
        }
 
        hr = IEnumPins_Next(penumpins, 1, &ppinfilter, &pin);
        IEnumPins_Release(penumpins);
 
        if (FAILED(hr)) {
            WARN("Obtaining next pin: (%x)\n", hr);
            goto error;
        }
        if (pin == 0) {
            WARN("Cannot use this filter: no pins\n");
            goto error;
        }
 
        hr = IPin_Connect(ppinOut, ppinfilter, NULL);
        if (FAILED(hr)) {
            TRACE("Cannot connect to filter (%x), trying next one\n", hr);
            goto error;
        }
        TRACE("Successfully connected to filter, follow chain...\n");
 
        /* Render all output pins of the filter by calling IFilterGraph2_Connect on each of them */
        hr = GetInternalConnections(pfilter, ppinfilter, &ppins, &nb);
 
        if (SUCCEEDED(hr)) {
            if (nb == 0) {
                IPin_Disconnect(ppinfilter);
                IPin_Disconnect(ppinOut);
                goto error;
            }
            TRACE("pins to consider: %d\n", nb);
            for(i = 0; i < nb; i++)
            {
                LPWSTR pinname = NULL;
 
                TRACE("Processing pin %u\n", i);
 
                hr = IPin_QueryId(ppins[i], &pinname);
                if (SUCCEEDED(hr))
                {
                    if (pinname[0] == '~')
                    {
                        TRACE("Pinname=%s, skipping\n", debugstr_w(pinname));
                        hr = E_FAIL;
                    }
                    else
                        hr = IFilterGraph2_Connect(iface, ppins[i], ppinIn);
                    CoTaskMemFree(pinname);
                }
 
                if (FAILED(hr)) {
                   TRACE("Cannot connect pin %p (%x)\n", ppinfilter, hr);
                }
                IPin_Release(ppins[i]);
                if (SUCCEEDED(hr)) break;
            }
            while (++i < nb) IPin_Release(ppins[i]);
            CoTaskMemFree(ppins);
            IPin_Release(ppinfilter);
            IBaseFilter_Release(pfilter);
            if (FAILED(hr))
            {
                IPin_Disconnect(ppinfilter);
                IPin_Disconnect(ppinOut);
                IFilterGraph2_RemoveFilter(iface, pfilter);
                continue;
            }
            break;
        }
 
error:
        VariantClear(&var);
        if (ppinfilter) IPin_Release(ppinfilter);
        if (pfilter) {
            IFilterGraph2_RemoveFilter(iface, pfilter);
            IBaseFilter_Release(pfilter);
        }
        while (++i < nb) IPin_Release(ppins[i]);
        CoTaskMemFree(ppins);
    }
 
    IEnumMoniker_Release(pEnumMoniker);
 
out:
    if (pFilterMapper2)
        IFilterMapper2_Release(pFilterMapper2);
    if (penummt)
        IEnumMediaTypes_Release(penummt);
    if (mt)
        DeleteMediaType(mt);
    --This->recursioncount;
    LeaveCriticalSection(&This->cs);
    TRACE("--> %08x\n", hr);
    return SUCCEEDED(hr) ? S_OK : hr;
}
 
static HRESULT FilterGraph2_RenderRecurse(IFilterGraphImpl *This, IPin *ppinOut)
{
    /* This pin has been connected now, try to call render on all pins that aren't connected */
    IPin *to = NULL;
    PIN_INFO info;
    IEnumPins *enumpins = NULL;
    BOOL renderany = FALSE;
    BOOL renderall = TRUE;
 
    IPin_QueryPinInfo(ppinOut, &info);
 
    IBaseFilter_EnumPins(info.pFilter, &enumpins);
    /* Don't need to hold a reference, IEnumPins does */
    IBaseFilter_Release(info.pFilter);
 
    IEnumPins_Reset(enumpins);
    while (IEnumPins_Next(enumpins, 1, &to, NULL) == S_OK)
    {
        PIN_DIRECTION dir = PINDIR_INPUT;
 
        IPin_QueryDirection(to, &dir);
 
        if (dir == PINDIR_OUTPUT)
        {
            IPin *out = NULL;
 
            IPin_ConnectedTo(to, &out);
            if (!out)
            {
                HRESULT hr;
                hr = IFilterGraph2_Render(&This->IFilterGraph2_iface, to);
                if (SUCCEEDED(hr))
                    renderany = TRUE;
                else
                    renderall = FALSE;
            }
            else
                IPin_Release(out);
        }
 
        IPin_Release(to);
    }
 
    IEnumPins_Release(enumpins);
 
    if (renderall)
        return S_OK;
 
    if (renderany)
        return VFW_S_PARTIAL_RENDER;
 
    return VFW_E_CANNOT_RENDER;
}
 
/* Ogg hates me if I create a direct rendering method
 *
 * It can only connect to a pin properly once, so use a recursive method that does
 *
 *  +----+ --- (PIN 1) (Render is called on this pin)
 *  |    |
 *  +----+ --- (PIN 2)
 *
 *  Enumerate possible renderers that EXACTLY match the requested type
 *
 *  If none is available, try to add intermediate filters that can connect to the input pin
 *  then call Render on that intermediate pin's output pins
 *  if it succeeds: Render returns success, if it doesn't, the intermediate filter is removed,
 *  and another filter that can connect to the input pin is tried
 *  if we run out of filters that can, give up and return VFW_E_CANNOT_RENDER
 *  It's recursive, but fun!
 */
 
static HRESULT WINAPI FilterGraph2_Render(IFilterGraph2 *iface, IPin *ppinOut)
{
    IFilterGraphImpl *This = impl_from_IFilterGraph2(iface);
    IEnumMediaTypes* penummt;
    AM_MEDIA_TYPE* mt;
    ULONG nbmt;
    HRESULT hr;
 
    IEnumMoniker* pEnumMoniker;
    GUID tab[4];
    ULONG nb;
    IMoniker* pMoniker;
    INT x;
    IFilterMapper2 *pFilterMapper2 = NULL;
 
    TRACE("(%p/%p)->(%p)\n", This, iface, ppinOut);
 
    if (TRACE_ON(quartz))
    {
        PIN_INFO PinInfo;
 
        hr = IPin_QueryPinInfo(ppinOut, &PinInfo);
        if (FAILED(hr))
            return hr;
 
        TRACE("Filter owning pin => %p\n", PinInfo.pFilter);
        IBaseFilter_Release(PinInfo.pFilter);
    }
 
    /* Try to find out if there is a renderer for the specified subtype already, and use that
     */
    EnterCriticalSection(&This->cs);
    for (x = 0; x < This->nFilters; ++x)
    {
        IEnumPins *enumpins = NULL;
        IPin *pin = NULL;
 
        hr = IBaseFilter_EnumPins(This->ppFiltersInGraph[x], &enumpins);
 
        if (FAILED(hr) || !enumpins)
            continue;
 
        IEnumPins_Reset(enumpins);
        while (IEnumPins_Next(enumpins, 1, &pin, NULL) == S_OK)
        {
            IPin *to = NULL;
            PIN_DIRECTION dir = PINDIR_OUTPUT;
 
            IPin_QueryDirection(pin, &dir);
            if (dir != PINDIR_INPUT)
            {
                IPin_Release(pin);
                continue;
            }
            IPin_ConnectedTo(pin, &to);
 
            if (to == NULL)
            {
                hr = FilterGraph2_ConnectDirect(iface, ppinOut, pin, NULL);
                if (SUCCEEDED(hr))
                {
                    TRACE("Connected successfully %p/%p, %08x look if we should render more!\n", ppinOut, pin, hr);
                    IPin_Release(pin);
 
                    hr = FilterGraph2_RenderRecurse(This, pin);
                    if (FAILED(hr))
                    {
                        IPin_Disconnect(ppinOut);
                        IPin_Disconnect(pin);
                        continue;
                    }
                    IEnumPins_Release(enumpins);
                    LeaveCriticalSection(&This->cs);
                    return hr;
                }
                WARN("Could not connect!\n");
            }
            else
                IPin_Release(to);
 
            IPin_Release(pin);
        }
        IEnumPins_Release(enumpins);
    }
 
    LeaveCriticalSection(&This->cs);
 
    hr = IPin_EnumMediaTypes(ppinOut, &penummt);
    if (FAILED(hr)) {
        WARN("EnumMediaTypes (%x)\n", hr);
        return hr;
    }
 
    IEnumMediaTypes_Reset(penummt);
 
    /* Looks like no existing renderer of the kind exists
     * Try adding new ones
     */
    tab[0] = tab[1] = GUID_NULL;
    while (SUCCEEDED(hr))
    {
        hr = IEnumMediaTypes_Next(penummt, 1, &mt, &nbmt);
        if (FAILED(hr)) {
            WARN("IEnumMediaTypes_Next (%x)\n", hr);
            break;
        }
        if (!nbmt)
        {
            hr = VFW_E_CANNOT_RENDER;
            break;
        }
        else
        {
            TRACE("MajorType %s\n", debugstr_guid(&mt->majortype));
            TRACE("SubType %s\n", debugstr_guid(&mt->subtype));
 
            /* Only enumerate once, this doesn't account for all previous ones, but this should be enough nonetheless */
            if (IsEqualIID(&tab[0], &mt->majortype) && IsEqualIID(&tab[1], &mt->subtype))
            {
                DeleteMediaType(mt);
                continue;
            }
 
            if (pFilterMapper2 == NULL)
            {
                hr = IUnknown_QueryInterface(This->punkFilterMapper2, &IID_IFilterMapper2, (void**)&pFilterMapper2);
                if (FAILED(hr))
                {
                    WARN("Unable to query IFilterMapper2 (%x)\n", hr);
                    break;
                }
            }
 
            /* Try to find a suitable renderer with the same media type */
            tab[0] = mt->majortype;
            tab[1] = mt->subtype;
            hr = IFilterMapper2_EnumMatchingFilters(pFilterMapper2, &pEnumMoniker, 0, FALSE, MERIT_UNLIKELY, TRUE, 1, tab, NULL, NULL, FALSE, FALSE, 0, NULL, NULL, NULL);
            if (FAILED(hr))
            {
                WARN("Unable to enum filters (%x)\n", hr);
                break;
            }
        }
        hr = E_FAIL;
 
        while (IEnumMoniker_Next(pEnumMoniker, 1, &pMoniker, &nb) == S_OK)
        {
            VARIANT var;
            IPin* ppinfilter;
            IBaseFilter* pfilter = NULL;
            IEnumPins* penumpins = NULL;
            ULONG pin;
 
            hr = GetFilterInfo(pMoniker, &var);
            if (FAILED(hr)) {
                WARN("Unable to retrieve filter info (%x)\n", hr);
                goto error;
            }
 
            hr = IMoniker_BindToObject(pMoniker, NULL, NULL, &IID_IBaseFilter, (LPVOID*)&pfilter);
            IMoniker_Release(pMoniker);
            if (FAILED(hr))
            {
                WARN("Unable to create filter (%x), trying next one\n", hr);
                goto error;
            }
 
            hr = IFilterGraph2_AddFilter(iface, pfilter, V_BSTR(&var));
            if (FAILED(hr)) {
                WARN("Unable to add filter (%x)\n", hr);
                IBaseFilter_Release(pfilter);
                pfilter = NULL;
                goto error;
            }
 
            hr = IBaseFilter_EnumPins(pfilter, &penumpins);
            if (FAILED(hr)) {
                WARN("Splitter Enumpins (%x)\n", hr);
                goto error;
            }
 
            while ((hr = IEnumPins_Next(penumpins, 1, &ppinfilter, &pin)) == S_OK)
            {
                PIN_DIRECTION dir;
 
                if (pin == 0) {
                    WARN("No Pin\n");
                    hr = E_FAIL;
                    goto error;
                }
 
                hr = IPin_QueryDirection(ppinfilter, &dir);
                if (FAILED(hr)) {
                    IPin_Release(ppinfilter);
                    WARN("QueryDirection failed (%x)\n", hr);
                    goto error;
                }
                if (dir != PINDIR_INPUT) {
                    IPin_Release(ppinfilter);
                    continue; /* Wrong direction */
                }
 
                /* Connect the pin to the "Renderer" */
                hr = IPin_Connect(ppinOut, ppinfilter, NULL);
                IPin_Release(ppinfilter);
 
                if (FAILED(hr)) {
                    WARN("Unable to connect %s to renderer (%x)\n", debugstr_w(V_BSTR(&var)), hr);
                    goto error;
                }
                TRACE("Connected, recursing %s\n",  debugstr_w(V_BSTR(&var)));
 
                VariantClear(&var);
 
                hr = FilterGraph2_RenderRecurse(This, ppinfilter);
                if (FAILED(hr)) {
                    WARN("Unable to connect recursively (%x)\n", hr);
                    goto error;
                }
                IBaseFilter_Release(pfilter);
                break;
            }
            if (SUCCEEDED(hr)) {
                IEnumPins_Release(penumpins);
                break; /* out of IEnumMoniker_Next loop */
            }
 
            /* IEnumPins_Next failed, all other failure case caught by goto error */
            WARN("IEnumPins_Next (%x)\n", hr);
            /* goto error */
 
error:
            VariantClear(&var);
            if (penumpins)
                IEnumPins_Release(penumpins);
            if (pfilter) {
                IFilterGraph2_RemoveFilter(iface, pfilter);
                IBaseFilter_Release(pfilter);
            }
            if (SUCCEEDED(hr)) DebugBreak();
        }
 
        IEnumMoniker_Release(pEnumMoniker);
        if (nbmt)
            DeleteMediaType(mt);
        if (SUCCEEDED(hr))
            break;
        hr = S_OK;
    }
 
    if (pFilterMapper2)
        IFilterMapper2_Release(pFilterMapper2);
 
    IEnumMediaTypes_Release(penummt);
    return hr;
}
 
static HRESULT WINAPI FilterGraph2_RenderFile(IFilterGraph2 *iface, LPCWSTR lpcwstrFile,
        LPCWSTR lpcwstrPlayList)
{
    IFilterGraphImpl *This = impl_from_IFilterGraph2(iface);
    static const WCHAR string[] = {'R','e','a','d','e','r',0};
    IBaseFilter* preader = NULL;
    IPin* ppinreader = NULL;
    IEnumPins* penumpins = NULL;
    HRESULT hr;
    BOOL partial = FALSE;
    BOOL any = FALSE;
 
    TRACE("(%p/%p)->(%s, %s)\n", This, iface, debugstr_w(lpcwstrFile), debugstr_w(lpcwstrPlayList));
 
    if (lpcwstrPlayList != NULL)
        return E_INVALIDARG;
 
    hr = IFilterGraph2_AddSourceFilter(iface, lpcwstrFile, string, &preader);
    if (FAILED(hr))
        return hr;
 
    hr = IBaseFilter_EnumPins(preader, &penumpins);
    if (SUCCEEDED(hr))
    {
        while (IEnumPins_Next(penumpins, 1, &ppinreader, NULL) == S_OK)
        {
            PIN_DIRECTION dir;
 
            IPin_QueryDirection(ppinreader, &dir);
            if (dir == PINDIR_OUTPUT)
            {
                INT i;
 
                hr = IFilterGraph2_Render(iface, ppinreader);
                TRACE("Render %08x\n", hr);
 
                for (i = 0; i < This->nFilters; ++i)
                    TRACE("Filters in chain: %s\n", debugstr_w(This->pFilterNames[i]));
 
                if (SUCCEEDED(hr))
                    any = TRUE;
                if (hr != S_OK)
                    partial = TRUE;
            }
            IPin_Release(ppinreader);
        }
        IEnumPins_Release(penumpins);
 
        if (!any)
            hr = VFW_E_CANNOT_RENDER;
        else if (partial)
            hr = VFW_S_PARTIAL_RENDER;
        else
            hr = S_OK;
    }
    IBaseFilter_Release(preader);
 
    TRACE("--> %08x\n", hr);
    return hr;
}
 
static HRESULT CreateFilterInstanceAndLoadFile(GUID* clsid, LPCOLESTR pszFileName, IBaseFilter **filter)
{
    IFileSourceFilter *source = NULL;
    HRESULT hr = CoCreateInstance(clsid, NULL, CLSCTX_INPROC_SERVER, &IID_IBaseFilter, (LPVOID*)filter);
    TRACE("CLSID: %s\n", debugstr_guid(clsid));
    if (FAILED(hr))
        return hr;
 
    hr = IBaseFilter_QueryInterface(*filter, &IID_IFileSourceFilter, (LPVOID*)&source);
    if (FAILED(hr))
    {
        IBaseFilter_Release(*filter);
        return hr;
    }
 
    /* Load the file in the file source filter */
    hr = IFileSourceFilter_Load(source, pszFileName, NULL);
    IFileSourceFilter_Release(source);
    if (FAILED(hr)) {
        WARN("Load (%x)\n", hr);
        IBaseFilter_Release(*filter);
        return hr;
    }
 
    return hr;
}
 
/* Some filters implement their own asynchronous reader (Theoretically they all should, try to load it first */
static HRESULT GetFileSourceFilter(LPCOLESTR pszFileName, IBaseFilter **filter)
{
    HRESULT hr;
    GUID clsid;
    IAsyncReader * pReader = NULL;
    IFileSourceFilter* pSource = NULL;
    IPin * pOutputPin = NULL;
    static const WCHAR wszOutputPinName[] = { 'O','u','t','p','u','t',0 };
 
    /* Try to find a match without reading the file first */
    hr = GetClassMediaFile(NULL, pszFileName, NULL, NULL, &clsid);
 
    if (hr == S_OK)
        return CreateFilterInstanceAndLoadFile(&clsid, pszFileName, filter);
 
    /* Now create a AyncReader instance, to check for signature bytes in the file */
    hr = CoCreateInstance(&CLSID_AsyncReader, NULL, CLSCTX_INPROC_SERVER, &IID_IBaseFilter, (LPVOID*)filter);
    if (FAILED(hr))
        return hr;
 
    hr = IBaseFilter_QueryInterface(*filter, &IID_IFileSourceFilter, (LPVOID *)&pSource);
    if (FAILED(hr))
    {
        IBaseFilter_Release(*filter);
        return hr;
    }
 
    hr = IFileSourceFilter_Load(pSource, pszFileName, NULL);
    IFileSourceFilter_Release(pSource);
    if (FAILED(hr))
    {
        IBaseFilter_Release(*filter);
        return hr;
    }
 
    hr = IBaseFilter_FindPin(*filter, wszOutputPinName, &pOutputPin);
    if (FAILED(hr))
    {
        IBaseFilter_Release(*filter);
        return hr;
    }
 
    hr = IPin_QueryInterface(pOutputPin, &IID_IAsyncReader, (LPVOID *)&pReader);
    IPin_Release(pOutputPin);
    if (FAILED(hr))
    {
        IBaseFilter_Release(*filter);
        return hr;
    }
 
    /* Try again find a match */
    hr = GetClassMediaFile(pReader, pszFileName, NULL, NULL, &clsid);
    IAsyncReader_Release(pReader);
 
    if (hr == S_OK)
    {
        /* Release the AsyncReader filter and create the matching one */
        IBaseFilter_Release(*filter);
        return CreateFilterInstanceAndLoadFile(&clsid, pszFileName, filter);
    }
 
    /* Return the AsyncReader filter */
    return S_OK;
}
 
static HRESULT WINAPI FilterGraph2_AddSourceFilter(IFilterGraph2 *iface, LPCWSTR lpcwstrFileName,
        LPCWSTR lpcwstrFilterName, IBaseFilter **ppFilter)
{
    IFilterGraphImpl *This = impl_from_IFilterGraph2(iface);
    HRESULT hr;
    IBaseFilter* preader;
    IFileSourceFilter* pfile = NULL;
    AM_MEDIA_TYPE mt;
    WCHAR* filename;
 
    TRACE("(%p/%p)->(%s, %s, %p)\n", This, iface, debugstr_w(lpcwstrFileName), debugstr_w(lpcwstrFilterName), ppFilter);
 
    /* Try from file name first, then fall back to default asynchronous reader */
    hr = GetFileSourceFilter(lpcwstrFileName, &preader);
    if (FAILED(hr)) {
        WARN("Unable to create file source filter (%x)\n", hr);
        return hr;
    }
 
    hr = IFilterGraph2_AddFilter(iface, preader, lpcwstrFilterName);
    if (FAILED(hr)) {
        WARN("Unable add filter (%x)\n", hr);
        IBaseFilter_Release(preader);
        return hr;
    }
 
    hr = IBaseFilter_QueryInterface(preader, &IID_IFileSourceFilter, (LPVOID*)&pfile);
    if (FAILED(hr)) {
        WARN("Unable to get IFileSourceInterface (%x)\n", hr);
        goto error;
    }
 
    /* The file has been already loaded */
    hr = IFileSourceFilter_GetCurFile(pfile, &filename, &mt);
    if (FAILED(hr)) {
        WARN("GetCurFile (%x)\n", hr);
        goto error;
    }
 
    TRACE("File %s\n", debugstr_w(filename));
    TRACE("MajorType %s\n", debugstr_guid(&mt.majortype));
    TRACE("SubType %s\n", debugstr_guid(&mt.subtype));
 
    if (ppFilter)
        *ppFilter = preader;
    IFileSourceFilter_Release(pfile);
 
    return S_OK;
 
error:
    if (pfile)
        IFileSourceFilter_Release(pfile);
    IFilterGraph2_RemoveFilter(iface, preader);
    IBaseFilter_Release(preader);
 
    return hr;
}
 
static HRESULT WINAPI FilterGraph2_SetLogFile(IFilterGraph2 *iface, DWORD_PTR hFile)
{
    IFilterGraphImpl *This = impl_from_IFilterGraph2(iface);
 
    TRACE("(%p/%p)->(%08x): stub !!!\n", This, iface, (DWORD) hFile);
 
    return S_OK;
}
 
static HRESULT WINAPI FilterGraph2_Abort(IFilterGraph2 *iface)
{
    IFilterGraphImpl *This = impl_from_IFilterGraph2(iface);
 
    TRACE("(%p/%p)->(): stub !!!\n", This, iface);
 
    return S_OK;
}
 
static HRESULT WINAPI FilterGraph2_ShouldOperationContinue(IFilterGraph2 *iface)
{
    IFilterGraphImpl *This = impl_from_IFilterGraph2(iface);
 
    TRACE("(%p/%p)->(): stub !!!\n", This, iface);
 
    return S_OK;
}
 
/*** IFilterGraph2 methods ***/
static HRESULT WINAPI FilterGraph2_AddSourceFilterForMoniker(IFilterGraph2 *iface,
        IMoniker *pMoniker, IBindCtx *pCtx, LPCWSTR lpcwstrFilterName, IBaseFilter **ppFilter)
{
    IFilterGraphImpl *This = impl_from_IFilterGraph2(iface);
    HRESULT hr;
    IBaseFilter* pfilter;
 
    TRACE("(%p/%p)->(%p %p %s %p)\n", This, iface, pMoniker, pCtx, debugstr_w(lpcwstrFilterName), ppFilter);
 
    hr = IMoniker_BindToObject(pMoniker, pCtx, NULL, &IID_IBaseFilter, (void**)&pfilter);
    if(FAILED(hr)) {
        WARN("Unable to bind moniker to filter object (%x)\n", hr);
        return hr;
    }
 
    hr = IFilterGraph2_AddFilter(iface, pfilter, lpcwstrFilterName);
    if (FAILED(hr)) {
        WARN("Unable to add filter (%x)\n", hr);
        IBaseFilter_Release(pfilter);
        return hr;
    }
 
    if(ppFilter)
        *ppFilter = pfilter;
    else IBaseFilter_Release(pfilter);
 
    return S_OK;
}
 
static HRESULT WINAPI FilterGraph2_ReconnectEx(IFilterGraph2 *iface, IPin *ppin,
        const AM_MEDIA_TYPE *pmt)
{
    IFilterGraphImpl *This = impl_from_IFilterGraph2(iface);
 
    TRACE("(%p/%p)->(%p %p): stub !!!\n", This, iface, ppin, pmt);
 
    return S_OK;
}
 
static HRESULT WINAPI FilterGraph2_RenderEx(IFilterGraph2 *iface, IPin *pPinOut, DWORD dwFlags,
        DWORD *pvContext)
{
    IFilterGraphImpl *This = impl_from_IFilterGraph2(iface);
 
    TRACE("(%p/%p)->(%p %08x %p): stub !!!\n", This, iface, pPinOut, dwFlags, pvContext);
 
    return S_OK;
}
 
 
static const IFilterGraph2Vtbl IFilterGraph2_VTable =
{
    FilterGraph2_QueryInterface,
    FilterGraph2_AddRef,
    FilterGraph2_Release,
    FilterGraph2_AddFilter,
    FilterGraph2_RemoveFilter,
    FilterGraph2_EnumFilters,
    FilterGraph2_FindFilterByName,
    FilterGraph2_ConnectDirect,
    FilterGraph2_Reconnect,
    FilterGraph2_Disconnect,
    FilterGraph2_SetDefaultSyncSource,
    FilterGraph2_Connect,
    FilterGraph2_Render,
    FilterGraph2_RenderFile,
    FilterGraph2_AddSourceFilter,
    FilterGraph2_SetLogFile,
    FilterGraph2_Abort,
    FilterGraph2_ShouldOperationContinue,
    FilterGraph2_AddSourceFilterForMoniker,
    FilterGraph2_ReconnectEx,
    FilterGraph2_RenderEx
};
 
static inline IFilterGraphImpl *impl_from_IMediaControl(IMediaControl *iface)
{
    return CONTAINING_RECORD(iface, IFilterGraphImpl, IMediaControl_iface);
}
 
static HRESULT WINAPI MediaControl_QueryInterface(IMediaControl *iface, REFIID riid, void **ppvObj)
{
    IFilterGraphImpl *This = impl_from_IMediaControl(iface);
 
    TRACE("(%p/%p)->(%s, %p)\n", This, iface, debugstr_guid(riid), ppvObj);
 
    return IUnknown_QueryInterface(This->outer_unk, riid, ppvObj);
}
 
static ULONG WINAPI MediaControl_AddRef(IMediaControl *iface)
{
    IFilterGraphImpl *This = impl_from_IMediaControl(iface);
 
    TRACE("(%p/%p)->()\n", This, iface);
 
    return IUnknown_AddRef(This->outer_unk);
}
 
static ULONG WINAPI MediaControl_Release(IMediaControl *iface)
{
    IFilterGraphImpl *This = impl_from_IMediaControl(iface);
 
    TRACE("(%p/%p)->()\n", This, iface);
 
    return IUnknown_Release(This->outer_unk);
 
}
 
/*** IDispatch methods ***/
static HRESULT WINAPI MediaControl_GetTypeInfoCount(IMediaControl *iface, UINT *pctinfo)
{
    IFilterGraphImpl *This = impl_from_IMediaControl(iface);
 
    TRACE("(%p/%p)->(%p): stub !!!\n", This, iface, pctinfo);
 
    return S_OK;
}
 
static HRESULT WINAPI MediaControl_GetTypeInfo(IMediaControl *iface, UINT iTInfo, LCID lcid,
        ITypeInfo **ppTInfo)
{
    IFilterGraphImpl *This = impl_from_IMediaControl(iface);
 
    TRACE("(%p/%p)->(%d, %d, %p): stub !!!\n", This, iface, iTInfo, lcid, ppTInfo);
 
    return S_OK;
}
 
static HRESULT WINAPI MediaControl_GetIDsOfNames(IMediaControl *iface, REFIID riid,
        LPOLESTR *rgszNames, UINT cNames, LCID lcid, DISPID *rgDispId)
{
    IFilterGraphImpl *This = impl_from_IMediaControl(iface);
 
    TRACE("(%p/%p)->(%s, %p, %d, %d, %p): stub !!!\n", This, iface, debugstr_guid(riid), rgszNames,
            cNames, lcid, rgDispId);
 
    return S_OK;
}
 
static HRESULT WINAPI MediaControl_Invoke(IMediaControl *iface, DISPID dispIdMember, REFIID riid,
        LCID lcid, WORD wFlags, DISPPARAMS *pDispParams, VARIANT *pVarResult, EXCEPINFO *pExepInfo,
        UINT *puArgErr)
{
    IFilterGraphImpl *This = impl_from_IMediaControl(iface);
 
    TRACE("(%p/%p)->(%d, %s, %d, %04x, %p, %p, %p, %p): stub !!!\n", This, iface, dispIdMember,
            debugstr_guid(riid), lcid, wFlags, pDispParams, pVarResult, pExepInfo, puArgErr);
 
    return S_OK;
}
 
typedef HRESULT(WINAPI *fnFoundFilter)(IBaseFilter *, DWORD_PTR data);
 
static HRESULT ExploreGraph(IFilterGraphImpl* pGraph, IPin* pOutputPin, fnFoundFilter FoundFilter, DWORD_PTR data)
{
    HRESULT hr;
    IPin* pInputPin;
    IPin** ppPins;
    ULONG nb;
    ULONG i;
    PIN_INFO PinInfo;
 
    TRACE("%p %p\n", pGraph, pOutputPin);
    PinInfo.pFilter = NULL;
 
    hr = IPin_ConnectedTo(pOutputPin, &pInputPin);
 
    if (SUCCEEDED(hr))
    {
        hr = IPin_QueryPinInfo(pInputPin, &PinInfo);
        if (SUCCEEDED(hr))
            hr = GetInternalConnections(PinInfo.pFilter, pInputPin, &ppPins, &nb);
        IPin_Release(pInputPin);
    }
 
    if (SUCCEEDED(hr))
    {
        if (nb == 0)
        {
            TRACE("Reached a renderer\n");
            /* Count renderers for end of stream notification */
            pGraph->nRenderers++;
        }
        else
        {
            for(i = 0; i < nb; i++)
            {
                /* Explore the graph downstream from this pin
                 * FIXME: We should prevent exploring from a pin more than once. This can happens when
                 * several input pins are connected to the same output (a MUX for instance). */
                ExploreGraph(pGraph, ppPins[i], FoundFilter, data);
                IPin_Release(ppPins[i]);
            }
 
            CoTaskMemFree(ppPins);
        }
        TRACE("Doing stuff with filter %p\n", PinInfo.pFilter);
 
        FoundFilter(PinInfo.pFilter, data);
    }
 
    if (PinInfo.pFilter) IBaseFilter_Release(PinInfo.pFilter);
    return hr;
}
 
static HRESULT WINAPI SendRun(IBaseFilter *pFilter, DWORD_PTR data)
{
    REFERENCE_TIME time = *(REFERENCE_TIME*)data;
    return IBaseFilter_Run(pFilter, time);
}
 
static HRESULT WINAPI SendPause(IBaseFilter *pFilter, DWORD_PTR data)
{
    return IBaseFilter_Pause(pFilter);
}
 
static HRESULT WINAPI SendStop(IBaseFilter *pFilter, DWORD_PTR data)
{
    return IBaseFilter_Stop(pFilter);
}
 
static HRESULT WINAPI SendGetState(IBaseFilter *pFilter, DWORD_PTR data)
{
    FILTER_STATE state;
    DWORD time_end = data;
    DWORD time_now = GetTickCount();
    LONG wait;
 
    if (time_end == INFINITE)
    {
        wait = INFINITE;
    }
    else if (time_end > time_now)
    {
        wait = time_end - time_now;
    }
    else
        wait = 0;
 
    return IBaseFilter_GetState(pFilter, wait, &state);
}
 
 
static HRESULT SendFilterMessage(IFilterGraphImpl *This, fnFoundFilter FoundFilter, DWORD_PTR data)
{
    int i;
    IBaseFilter* pfilter;
    IEnumPins* pEnum;
    HRESULT hr;
    IPin* pPin;
    DWORD dummy;
    PIN_DIRECTION dir;
 
    TRACE("(%p)->()\n", This);
 
    /* Explorer the graph from source filters to renderers, determine renderers
     * number and run filters from renderers to source filters */
    This->nRenderers = 0;
    ResetEvent(This->hEventCompletion);
 
    for(i = 0; i < This->nFilters; i++)
    {
        BOOL source = TRUE;
        pfilter = This->ppFiltersInGraph[i];
        hr = IBaseFilter_EnumPins(pfilter, &pEnum);
        if (hr != S_OK)
        {
            WARN("Enum pins failed %x\n", hr);
            continue;
        }
        /* Check if it is a source filter */
        while(IEnumPins_Next(pEnum, 1, &pPin, &dummy) == S_OK)
        {
            IPin_QueryDirection(pPin, &dir);
            IPin_Release(pPin);
            if (dir == PINDIR_INPUT)
            {
                source = FALSE;
                break;
            }
        }
        if (source)
        {
            TRACE("Found a source filter %p\n", pfilter);
            IEnumPins_Reset(pEnum);
            while(IEnumPins_Next(pEnum, 1, &pPin, &dummy) == S_OK)
            {
                /* Explore the graph downstream from this pin */
                ExploreGraph(This, pPin, FoundFilter, data);
                IPin_Release(pPin);
            }
            FoundFilter(pfilter, data);
        }
        IEnumPins_Release(pEnum);
    }
 
    return S_FALSE;
}
 
/*** IMediaControl methods ***/
static HRESULT WINAPI MediaControl_Run(IMediaControl *iface)
{
    IFilterGraphImpl *This = impl_from_IMediaControl(iface);
 
    TRACE("(%p/%p)->()\n", This, iface);
 
    EnterCriticalSection(&This->cs);
    if (This->state == State_Running)
        goto out;
    This->EcCompleteCount = 0;
 
    if (This->defaultclock && !This->refClock)
        IFilterGraph2_SetDefaultSyncSource(&This->IFilterGraph2_iface);
 
    if (This->refClock)
    {
        REFERENCE_TIME now;
        IReferenceClock_GetTime(This->refClock, &now);
        if (This->state == State_Stopped)
            This->start_time = now + 500000;
        else if (This->pause_time >= 0)
            This->start_time += now - This->pause_time;
        else
            This->start_time = now;
    }
    else This->start_time = 0;
 
    SendFilterMessage(This, SendRun, (DWORD_PTR)&This->start_time);
    This->state = State_Running;
out:
    LeaveCriticalSection(&This->cs);
    return S_FALSE;
}
 
static HRESULT WINAPI MediaControl_Pause(IMediaControl *iface)
{
    IFilterGraphImpl *This = impl_from_IMediaControl(iface);
 
    TRACE("(%p/%p)->()\n", This, iface);
 
    EnterCriticalSection(&This->cs);
    if (This->state == State_Paused)
        goto out;
 
    if (This->state == State_Running && This->refClock && This->start_time >= 0)
        IReferenceClock_GetTime(This->refClock, &This->pause_time);
    else
        This->pause_time = -1;
 
    SendFilterMessage(This, SendPause, 0);
    This->state = State_Paused;
out:
    LeaveCriticalSection(&This->cs);
    return S_FALSE;
}
 
static HRESULT WINAPI MediaControl_Stop(IMediaControl *iface)
{
    IFilterGraphImpl *This = impl_from_IMediaControl(iface);
 
    TRACE("(%p/%p)->()\n", This, iface);
 
    if (This->state == State_Stopped) return S_OK;
 
    EnterCriticalSection(&This->cs);
    if (This->state == State_Running) SendFilterMessage(This, SendPause, 0);
    SendFilterMessage(This, SendStop, 0);
    This->state = State_Stopped;
    LeaveCriticalSection(&This->cs);
    return S_OK;
}
 
static HRESULT WINAPI MediaControl_GetState(IMediaControl *iface, LONG msTimeout,
        OAFilterState *pfs)
{
    IFilterGraphImpl *This = impl_from_IMediaControl(iface);
    DWORD end;
 
    TRACE("(%p/%p)->(%d, %p)\n", This, iface, msTimeout, pfs);
 
    if (!pfs)
        return E_POINTER;
 
    EnterCriticalSection(&This->cs);
 
    *pfs = This->state;
    if (msTimeout > 0)
    {
        end = GetTickCount() + msTimeout;
    }
    else if (msTimeout < 0)
    {
        end = INFINITE;
    }
    else
    {
        end = 0;
    }
    if (end)
        SendFilterMessage(This, SendGetState, end);
 
    LeaveCriticalSection(&This->cs);
 
    return S_OK;
}
 
static HRESULT WINAPI MediaControl_RenderFile(IMediaControl *iface, BSTR strFilename)
{
    IFilterGraphImpl *This = impl_from_IMediaControl(iface);
 
    TRACE("(%p/%p)->(%s (%p))\n", This, iface, debugstr_w(strFilename), strFilename);
 
    return IFilterGraph2_RenderFile(&This->IFilterGraph2_iface, strFilename, NULL);
}
 
static HRESULT WINAPI MediaControl_AddSourceFilter(IMediaControl *iface, BSTR strFilename,
        IDispatch **ppUnk)
{
    IFilterGraphImpl *This = impl_from_IMediaControl(iface);
 
    FIXME("(%p/%p)->(%s (%p), %p): stub !!!\n", This, iface, debugstr_w(strFilename), strFilename, ppUnk);
 
    return S_OK;
}
 
static HRESULT WINAPI MediaControl_get_FilterCollection(IMediaControl *iface, IDispatch **ppUnk)
{
    IFilterGraphImpl *This = impl_from_IMediaControl(iface);
 
    FIXME("(%p/%p)->(%p): stub !!!\n", This, iface, ppUnk);
 
    return S_OK;
}
 
static HRESULT WINAPI MediaControl_get_RegFilterCollection(IMediaControl *iface, IDispatch **ppUnk)
{
    IFilterGraphImpl *This = impl_from_IMediaControl(iface);
 
    FIXME("(%p/%p)->(%p): stub !!!\n", This, iface, ppUnk);
 
    return S_OK;
}
 
static HRESULT WINAPI MediaControl_StopWhenReady(IMediaControl *iface)
{
    IFilterGraphImpl *This = impl_from_IMediaControl(iface);
 
    FIXME("(%p/%p)->(): stub !!!\n", This, iface);
 
    return S_OK;
}
 
 
static const IMediaControlVtbl IMediaControl_VTable =
{
    MediaControl_QueryInterface,
    MediaControl_AddRef,
    MediaControl_Release,
    MediaControl_GetTypeInfoCount,
    MediaControl_GetTypeInfo,
    MediaControl_GetIDsOfNames,
    MediaControl_Invoke,
    MediaControl_Run,
    MediaControl_Pause,
    MediaControl_Stop,
    MediaControl_GetState,
    MediaControl_RenderFile,
    MediaControl_AddSourceFilter,
    MediaControl_get_FilterCollection,
    MediaControl_get_RegFilterCollection,
    MediaControl_StopWhenReady
};
 
static inline IFilterGraphImpl *impl_from_IMediaSeeking(IMediaSeeking *iface)
{
    return CONTAINING_RECORD(iface, IFilterGraphImpl, IMediaSeeking_iface);
}
 
static HRESULT WINAPI MediaSeeking_QueryInterface(IMediaSeeking *iface, REFIID riid, void **ppvObj)
{
    IFilterGraphImpl *This = impl_from_IMediaSeeking(iface);
 
    TRACE("(%p/%p)->(%s, %p)\n", This, iface, debugstr_guid(riid), ppvObj);
 
    return IUnknown_QueryInterface(This->outer_unk, riid, ppvObj);
}
 
static ULONG WINAPI MediaSeeking_AddRef(IMediaSeeking *iface)
{
    IFilterGraphImpl *This = impl_from_IMediaSeeking(iface);
 
    TRACE("(%p/%p)->()\n", This, iface);
 
    return IUnknown_AddRef(This->outer_unk);
}
 
static ULONG WINAPI MediaSeeking_Release(IMediaSeeking *iface)
{
    IFilterGraphImpl *This = impl_from_IMediaSeeking(iface);
 
    TRACE("(%p/%p)->()\n", This, iface);
 
    return IUnknown_Release(This->outer_unk);
}
 
typedef HRESULT (WINAPI *fnFoundSeek)(IFilterGraphImpl *This, IMediaSeeking*, DWORD_PTR arg);
 
static HRESULT all_renderers_seek(IFilterGraphImpl *This, fnFoundSeek FoundSeek, DWORD_PTR arg) {
    BOOL allnotimpl = TRUE;
    int i;
    HRESULT hr, hr_return = S_OK;
 
    TRACE("(%p)->(%p %08lx)\n", This, FoundSeek, arg);
    /* Send a message to all renderers, they are responsible for broadcasting it further */
 
    for(i = 0; i < This->nFilters; i++)
    {
        IMediaSeeking *seek = NULL;
        IBaseFilter* pfilter = This->ppFiltersInGraph[i];
        IAMFilterMiscFlags *flags = NULL;
        ULONG filterflags;
        IBaseFilter_QueryInterface(pfilter, &IID_IAMFilterMiscFlags, (void**)&flags);
        if (!flags)
            continue;
        filterflags = IAMFilterMiscFlags_GetMiscFlags(flags);
        IAMFilterMiscFlags_Release(flags);
        if (filterflags != AM_FILTER_MISC_FLAGS_IS_RENDERER)
            continue;
 
        IBaseFilter_QueryInterface(pfilter, &IID_IMediaSeeking, (void**)&seek);
        if (!seek)
            continue;
        hr = FoundSeek(This, seek, arg);
        IMediaSeeking_Release(seek);
        if (hr_return != E_NOTIMPL)
            allnotimpl = FALSE;
        if (hr_return == S_OK || (FAILED(hr) && hr != E_NOTIMPL && SUCCEEDED(hr_return)))
            hr_return = hr;
    }
 
    if (allnotimpl)
        return E_NOTIMPL;
    return hr_return;
}
 
static HRESULT WINAPI FoundCapabilities(IFilterGraphImpl *This, IMediaSeeking *seek, DWORD_PTR pcaps)
{
    HRESULT hr;
    DWORD caps = 0;
 
    hr = IMediaSeeking_GetCapabilities(seek, &caps);
    if (FAILED(hr))
        return hr;
 
    /* Only add common capabilities everything supports */
    *(DWORD*)pcaps &= caps;
 
    return hr;
}
 
/*** IMediaSeeking methods ***/
static HRESULT WINAPI MediaSeeking_GetCapabilities(IMediaSeeking *iface, DWORD *pCapabilities)
{
    IFilterGraphImpl *This = impl_from_IMediaSeeking(iface);
    HRESULT hr;
 
    TRACE("(%p/%p)->(%p)\n", This, iface, pCapabilities);
 
    if (!pCapabilities)
        return E_POINTER;
 
    EnterCriticalSection(&This->cs);
    *pCapabilities = 0xffffffff;
 
    hr = all_renderers_seek(This, FoundCapabilities, (DWORD_PTR)pCapabilities);
    LeaveCriticalSection(&This->cs);
 
    return hr;
}
 
static HRESULT WINAPI MediaSeeking_CheckCapabilities(IMediaSeeking *iface, DWORD *pCapabilities)
{
    IFilterGraphImpl *This = impl_from_IMediaSeeking(iface);
    DWORD originalcaps;
    HRESULT hr;
 
    TRACE("(%p/%p)->(%p)\n", This, iface, pCapabilities);
 
    if (!pCapabilities)
        return E_POINTER;
 
    EnterCriticalSection(&This->cs);
    originalcaps = *pCapabilities;
    hr = all_renderers_seek(This, FoundCapabilities, (DWORD_PTR)pCapabilities);
    LeaveCriticalSection(&This->cs);
 
    if (FAILED(hr))
        return hr;
 
    if (!*pCapabilities)
        return E_FAIL;
    if (*pCapabilities != originalcaps)
        return S_FALSE;
    return S_OK;
}
 
static HRESULT WINAPI MediaSeeking_IsFormatSupported(IMediaSeeking *iface, const GUID *pFormat)
{
    IFilterGraphImpl *This = impl_from_IMediaSeeking(iface);
 
    if (!pFormat)
        return E_POINTER;
 
    TRACE("(%p/%p)->(%s)\n", This, iface, debugstr_guid(pFormat));
 
    if (!IsEqualGUID(&TIME_FORMAT_MEDIA_TIME, pFormat))
    {
        WARN("Unhandled time format %s\n", debugstr_guid(pFormat));
        return S_FALSE;
    }
 
    return S_OK;
}
 
static HRESULT WINAPI MediaSeeking_QueryPreferredFormat(IMediaSeeking *iface, GUID *pFormat)
{
    IFilterGraphImpl *This = impl_from_IMediaSeeking(iface);
 
    if (!pFormat)
        return E_POINTER;
 
    FIXME("(%p/%p)->(%p): semi-stub !!!\n", This, iface, pFormat);
    memcpy(pFormat, &TIME_FORMAT_MEDIA_TIME, sizeof(GUID));
 
    return S_OK;
}
 
static HRESULT WINAPI MediaSeeking_GetTimeFormat(IMediaSeeking *iface, GUID *pFormat)
{
    IFilterGraphImpl *This = impl_from_IMediaSeeking(iface);
 
    if (!pFormat)
        return E_POINTER;
 
    TRACE("(%p/%p)->(%p)\n", This, iface, pFormat);
    memcpy(pFormat, &This->timeformatseek, sizeof(GUID));
 
    return S_OK;
}
 
static HRESULT WINAPI MediaSeeking_IsUsingTimeFormat(IMediaSeeking *iface, const GUID *pFormat)
{
    IFilterGraphImpl *This = impl_from_IMediaSeeking(iface);
 
    TRACE("(%p/%p)->(%p)\n", This, iface, pFormat);
    if (!pFormat)
        return E_POINTER;
 
    if (memcmp(pFormat, &This->timeformatseek, sizeof(GUID)))
        return S_FALSE;
 
    return S_OK;
}
 
static HRESULT WINAPI MediaSeeking_SetTimeFormat(IMediaSeeking *iface, const GUID *pFormat)
{
    IFilterGraphImpl *This = impl_from_IMediaSeeking(iface);
 
    if (!pFormat)
        return E_POINTER;
 
    TRACE("(%p/%p)->(%s)\n", This, iface, debugstr_guid(pFormat));
 
    if (This->state != State_Stopped)
        return VFW_E_WRONG_STATE;
 
    if (!IsEqualGUID(&TIME_FORMAT_MEDIA_TIME, pFormat))
    {
        FIXME("Unhandled time format %s\n", debugstr_guid(pFormat));
        return E_INVALIDARG;
    }
 
    return S_OK;
}
 
static HRESULT WINAPI FoundDuration(IFilterGraphImpl *This, IMediaSeeking *seek, DWORD_PTR pduration)
{
    HRESULT hr;
    LONGLONG duration = 0, *pdur = (LONGLONG*)pduration;
 
    hr = IMediaSeeking_GetDuration(seek, &duration);
    if (FAILED(hr))
        return hr;
 
    if (*pdur < duration)
        *pdur = duration;
    return hr;
}
 
static HRESULT WINAPI MediaSeeking_GetDuration(IMediaSeeking *iface, LONGLONG *pDuration)
{
    IFilterGraphImpl *This = impl_from_IMediaSeeking(iface);
    HRESULT hr;
 
    TRACE("(%p/%p)->(%p)\n", This, iface, pDuration);
 
    if (!pDuration)
        return E_POINTER;
 
    EnterCriticalSection(&This->cs);
    *pDuration = 0;
    hr = all_renderers_seek(This, FoundDuration, (DWORD_PTR)pDuration);
    LeaveCriticalSection(&This->cs);
 
    TRACE("--->%08x\n", hr);
    return hr;
}
 
static HRESULT WINAPI MediaSeeking_ConvertTimeFormat(IMediaSeeking *iface, LONGLONG *pTarget,
        const GUID *pTargetFormat, LONGLONG Source, const GUID *pSourceFormat)
{
    IFilterGraphImpl *This = impl_from_IMediaSeeking(iface);
 
    TRACE("(%p/%p)->(%p, %s, 0x%s, %s)\n", This, iface, pTarget,
        debugstr_guid(pTargetFormat), wine_dbgstr_longlong(Source), debugstr_guid(pSourceFormat));
 
    if (!pSourceFormat)
        pSourceFormat = &This->timeformatseek;
 
    if (!pTargetFormat)
        pTargetFormat = &This->timeformatseek;
 
    if (IsEqualGUID(pTargetFormat, pSourceFormat))
        *pTarget = Source;
    else
        FIXME("conversion %s->%s not supported\n", debugstr_guid(pSourceFormat), debugstr_guid(pTargetFormat));
 
    return S_OK;
}
 
struct pos_args {
    LONGLONG* current, *stop;
    DWORD curflags, stopflags;
};
 
static HRESULT WINAPI found_setposition(IFilterGraphImpl *This, IMediaSeeking *seek, DWORD_PTR pargs)
{
    struct pos_args *args = (void*)pargs;
 
    return IMediaSeeking_SetPositions(seek, args->current, args->curflags, args->stop, args->stopflags);
}
 
static HRESULT WINAPI MediaSeeking_SetPositions(IMediaSeeking *iface, LONGLONG *pCurrent,
        DWORD dwCurrentFlags, LONGLONG *pStop, DWORD dwStopFlags)
{
    IFilterGraphImpl *This = impl_from_IMediaSeeking(iface);
    HRESULT hr = S_OK;
    FILTER_STATE state;
    struct pos_args args;
 
    TRACE("(%p/%p)->(%p, %08x, %p, %08x)\n", This, iface, pCurrent, dwCurrentFlags, pStop, dwStopFlags);
 
    EnterCriticalSection(&This->cs);
    state = This->state;
    TRACE("State: %s\n", state == State_Running ? "Running" : (state == State_Paused ? "Paused" : (state == State_Stopped ? "Stopped" : "UNKNOWN")));
 
    if ((dwCurrentFlags & 0x7) != AM_SEEKING_AbsolutePositioning &&
        (dwCurrentFlags & 0x7) != AM_SEEKING_NoPositioning)
        FIXME("Adjust method %x not handled yet!\n", dwCurrentFlags & 0x7);
 
    if (state == State_Running && !(dwCurrentFlags & AM_SEEKING_NoFlush))
        IMediaControl_Pause(&This->IMediaControl_iface);
    args.current = pCurrent;
    args.stop = pStop;
    args.curflags = dwCurrentFlags;
    args.stopflags = dwStopFlags;
    hr = all_renderers_seek(This, found_setposition, (DWORD_PTR)&args);
 
    if ((dwCurrentFlags & 0x7) != AM_SEEKING_NoPositioning)
        This->pause_time = This->start_time = -1;
    if (state == State_Running && !(dwCurrentFlags & AM_SEEKING_NoFlush))
        IMediaControl_Run(&This->IMediaControl_iface);
    LeaveCriticalSection(&This->cs);
 
    return hr;
}
 
static HRESULT WINAPI found_getposition(IFilterGraphImpl *This, IMediaSeeking *seek, DWORD_PTR pargs)
{
    struct pos_args *args = (void*)pargs;
 
    return IMediaSeeking_GetPositions(seek, args->current, args->stop);
}
 
static HRESULT WINAPI MediaSeeking_GetPositions(IMediaSeeking *iface, LONGLONG *pCurrent,
        LONGLONG *pStop)
{
    IFilterGraphImpl *This = impl_from_IMediaSeeking(iface);
    struct pos_args args;
    LONGLONG time = 0;
    HRESULT hr;
 
    TRACE("(%p/%p)->(%p, %p)\n", This, iface, pCurrent, pStop);
 
    args.current = pCurrent;
    args.stop = pStop;
    EnterCriticalSection(&This->cs);
    hr = all_renderers_seek(This, found_getposition, (DWORD_PTR)&args);
    if (This->state == State_Running && This->refClock && This->start_time >= 0)
    {
        IReferenceClock_GetTime(This->refClock, &time);
        if (time)
            time -= This->start_time;
    }
    if (This->pause_time > 0)
        time += This->pause_time;
    *pCurrent += time;
    LeaveCriticalSection(&This->cs);
 
    return hr;
}
 
static HRESULT WINAPI MediaSeeking_GetCurrentPosition(IMediaSeeking *iface, LONGLONG *pCurrent)
{
    LONGLONG time;
    HRESULT hr;
 
    if (!pCurrent)
        return E_POINTER;
 
    hr = MediaSeeking_GetPositions(iface, pCurrent, &time);
 
    TRACE("Time: %u.%03u\n", (DWORD)(*pCurrent / 10000000), (DWORD)((*pCurrent / 10000)%1000));
 
    return hr;
}
 
static HRESULT WINAPI MediaSeeking_GetStopPosition(IMediaSeeking *iface, LONGLONG *pStop)
{
    IFilterGraphImpl *This = impl_from_IMediaSeeking(iface);
    LONGLONG time;
    HRESULT hr;
 
    TRACE("(%p/%p)->(%p)\n", This, iface, pStop);
 
    if (!pStop)
        return E_POINTER;
 
    hr = MediaSeeking_GetPositions(iface, &time, pStop);
 
    return hr;
}
 
static HRESULT WINAPI MediaSeeking_GetAvailable(IMediaSeeking *iface, LONGLONG *pEarliest,
        LONGLONG *pLatest)
{
    IFilterGraphImpl *This = impl_from_IMediaSeeking(iface);
 
    FIXME("(%p/%p)->(%p, %p): stub !!!\n", This, iface, pEarliest, pLatest);
 
    return S_OK;
}
 
static HRESULT WINAPI MediaSeeking_SetRate(IMediaSeeking *iface, double dRate)
{
    IFilterGraphImpl *This = impl_from_IMediaSeeking(iface);
 
    FIXME("(%p/%p)->(%f): stub !!!\n", This, iface, dRate);
 
    return S_OK;
}
 
static HRESULT WINAPI MediaSeeking_GetRate(IMediaSeeking *iface, double *pdRate)
{
    IFilterGraphImpl *This = impl_from_IMediaSeeking(iface);
 
    FIXME("(%p/%p)->(%p): stub !!!\n", This, iface, pdRate);
 
    if (!pdRate)
        return E_POINTER;
 
    *pdRate = 1.0;
 
    return S_OK;
}
 
static HRESULT WINAPI MediaSeeking_GetPreroll(IMediaSeeking *iface, LONGLONG *pllPreroll)
{
    IFilterGraphImpl *This = impl_from_IMediaSeeking(iface);
 
    FIXME("(%p/%p)->(%p): stub !!!\n", This, iface, pllPreroll);
 
    return S_OK;
}
 
 
static const IMediaSeekingVtbl IMediaSeeking_VTable =
{
    MediaSeeking_QueryInterface,
    MediaSeeking_AddRef,
    MediaSeeking_Release,
    MediaSeeking_GetCapabilities,
    MediaSeeking_CheckCapabilities,
    MediaSeeking_IsFormatSupported,
    MediaSeeking_QueryPreferredFormat,
    MediaSeeking_GetTimeFormat,
    MediaSeeking_IsUsingTimeFormat,
    MediaSeeking_SetTimeFormat,
    MediaSeeking_GetDuration,
    MediaSeeking_GetStopPosition,
    MediaSeeking_GetCurrentPosition,
    MediaSeeking_ConvertTimeFormat,
    MediaSeeking_SetPositions,
    MediaSeeking_GetPositions,
    MediaSeeking_GetAvailable,
    MediaSeeking_SetRate,
    MediaSeeking_GetRate,
    MediaSeeking_GetPreroll
};
 
static inline IFilterGraphImpl *impl_from_IMediaPosition(IMediaPosition *iface)
{
    return CONTAINING_RECORD(iface, IFilterGraphImpl, IMediaPosition_iface);
}
 
/*** IUnknown methods ***/
static HRESULT WINAPI MediaPosition_QueryInterface(IMediaPosition* iface, REFIID riid, void** ppvObj)
{
    IFilterGraphImpl *This = impl_from_IMediaPosition( iface );
 
    TRACE("(%p/%p)->(%s, %p)\n", This, iface, debugstr_guid(riid), ppvObj);
 
    return IUnknown_QueryInterface(This->outer_unk, riid, ppvObj);
}
 
static ULONG WINAPI MediaPosition_AddRef(IMediaPosition *iface)
{
    IFilterGraphImpl *This = impl_from_IMediaPosition( iface );
 
    TRACE("(%p/%p)->()\n", This, iface);
 
    return IUnknown_AddRef(This->outer_unk);
}
 
static ULONG WINAPI MediaPosition_Release(IMediaPosition *iface)
{
    IFilterGraphImpl *This = impl_from_IMediaPosition( iface );
 
    TRACE("(%p/%p)->()\n", This, iface);
 
    return IUnknown_Release(This->outer_unk);
}
 
/*** IDispatch methods ***/
static HRESULT WINAPI MediaPosition_GetTypeInfoCount(IMediaPosition *iface, UINT* pctinfo)
{
    FIXME("(%p) stub!\n", iface);
    return E_NOTIMPL;
}
 
static HRESULT WINAPI MediaPosition_GetTypeInfo(IMediaPosition *iface, UINT iTInfo, LCID lcid, ITypeInfo** ppTInfo)
{
    FIXME("(%p) stub!\n", iface);
    return E_NOTIMPL;
}
 
static HRESULT WINAPI MediaPosition_GetIDsOfNames(IMediaPosition* iface, REFIID riid, LPOLESTR* rgszNames, UINT cNames, LCID lcid, DISPID* rgDispId)
{
    FIXME("(%p) stub!\n", iface);
    return E_NOTIMPL;
}
 
static HRESULT WINAPI MediaPosition_Invoke(IMediaPosition* iface, DISPID dispIdMember, REFIID riid, LCID lcid, WORD wFlags, DISPPARAMS* pDispParams, VARIANT* pVarResult, EXCEPINFO* pExcepInfo, UINT* puArgErr)
{
    FIXME("(%p) stub!\n", iface);
    return E_NOTIMPL;
}
 
static HRESULT ConvertFromREFTIME(IMediaSeeking *seek, REFTIME time_in, LONGLONG *time_out)
{
    GUID time_format;
    HRESULT hr;
 
    hr = MediaSeeking_GetTimeFormat(seek, &time_format);
    if (FAILED(hr))
        return hr;
    if (!IsEqualGUID(&TIME_FORMAT_MEDIA_TIME, &time_format))
    {
        FIXME("Unsupported time format.\n");
        return E_NOTIMPL;
    }
 
    *time_out = (LONGLONG) (time_in * 10000000); /* convert from 1 second intervals to 100 ns intervals */
    return S_OK;
}
 
static HRESULT ConvertToREFTIME(IMediaSeeking *seek, LONGLONG time_in, REFTIME *time_out)
{
    GUID time_format;
    HRESULT hr;
 
    hr = MediaSeeking_GetTimeFormat(seek, &time_format);
    if (FAILED(hr))
        return hr;
    if (!IsEqualGUID(&TIME_FORMAT_MEDIA_TIME, &time_format))
    {
        FIXME("Unsupported time format.\n");
        return E_NOTIMPL;
    }
 
    *time_out = (REFTIME)time_in / 10000000; /* convert from 100 ns intervals to 1 second intervals */
    return S_OK;
}
 
/*** IMediaPosition methods ***/
static HRESULT WINAPI MediaPosition_get_Duration(IMediaPosition * iface, REFTIME *plength)
{
    LONGLONG duration;
    IFilterGraphImpl *This = impl_from_IMediaPosition( iface );
    HRESULT hr = IMediaSeeking_GetDuration(&This->IMediaSeeking_iface, &duration);
    if (FAILED(hr))
        return hr;
    return ConvertToREFTIME(&This->IMediaSeeking_iface, duration, plength);
}
 
static HRESULT WINAPI MediaPosition_put_CurrentPosition(IMediaPosition * iface, REFTIME llTime)
{
    IFilterGraphImpl *This = impl_from_IMediaPosition( iface );
    LONGLONG reftime;
    HRESULT hr;
 
    hr = ConvertFromREFTIME(&This->IMediaSeeking_iface, llTime, &reftime);
    if (FAILED(hr))
        return hr;
    return IMediaSeeking_SetPositions(&This->IMediaSeeking_iface, &reftime,
            AM_SEEKING_AbsolutePositioning, NULL, AM_SEEKING_NoPositioning);
}
 
static HRESULT WINAPI MediaPosition_get_CurrentPosition(IMediaPosition * iface, REFTIME *pllTime)
{
    IFilterGraphImpl *This = impl_from_IMediaPosition( iface );
    LONGLONG pos;
    HRESULT hr;
 
    hr = IMediaSeeking_GetCurrentPosition(&This->IMediaSeeking_iface, &pos);
    if (FAILED(hr))
        return hr;
    return ConvertToREFTIME(&This->IMediaSeeking_iface, pos, pllTime);
}
 
static HRESULT WINAPI MediaPosition_get_StopTime(IMediaPosition * iface, REFTIME *pllTime)
{
    IFilterGraphImpl *This = impl_from_IMediaPosition( iface );
    LONGLONG pos;
    HRESULT hr = IMediaSeeking_GetStopPosition(&This->IMediaSeeking_iface, &pos);
    if (FAILED(hr))
        return hr;
    return ConvertToREFTIME(&This->IMediaSeeking_iface, pos, pllTime);
}
 
static HRESULT WINAPI MediaPosition_put_StopTime(IMediaPosition * iface, REFTIME llTime)
{
    IFilterGraphImpl *This = impl_from_IMediaPosition( iface );
    LONGLONG reftime;
    HRESULT hr;
 
    hr = ConvertFromREFTIME(&This->IMediaSeeking_iface, llTime, &reftime);
    if (FAILED(hr))
        return hr;
    return IMediaSeeking_SetPositions(&This->IMediaSeeking_iface, NULL, AM_SEEKING_NoPositioning,
            &reftime, AM_SEEKING_AbsolutePositioning);
}
 
static HRESULT WINAPI MediaPosition_get_PrerollTime(IMediaPosition * iface, REFTIME *pllTime)
{
    FIXME("(%p)->(%p) stub!\n", iface, pllTime);
    return E_NOTIMPL;
}
 
static HRESULT WINAPI MediaPosition_put_PrerollTime(IMediaPosition * iface, REFTIME llTime)
{
    FIXME("(%p)->(%f) stub!\n", iface, llTime);
    return E_NOTIMPL;
}
 
static HRESULT WINAPI MediaPosition_put_Rate(IMediaPosition * iface, double dRate)
{
    IFilterGraphImpl *This = impl_from_IMediaPosition( iface );
    return IMediaSeeking_SetRate(&This->IMediaSeeking_iface, dRate);
}
 
static HRESULT WINAPI MediaPosition_get_Rate(IMediaPosition * iface, double *pdRate)
{
    IFilterGraphImpl *This = impl_from_IMediaPosition( iface );
    return IMediaSeeking_GetRate(&This->IMediaSeeking_iface, pdRate);
}
 
static HRESULT WINAPI MediaPosition_CanSeekForward(IMediaPosition * iface, LONG *pCanSeekForward)
{
    FIXME("(%p)->(%p) stub!\n", iface, pCanSeekForward);
    return E_NOTIMPL;
}
 
static HRESULT WINAPI MediaPosition_CanSeekBackward(IMediaPosition * iface, LONG *pCanSeekBackward)
{
    FIXME("(%p)->(%p) stub!\n", iface, pCanSeekBackward);
    return E_NOTIMPL;
}
 
 
static const IMediaPositionVtbl IMediaPosition_VTable =
{
    MediaPosition_QueryInterface,
    MediaPosition_AddRef,
    MediaPosition_Release,
    MediaPosition_GetTypeInfoCount,
    MediaPosition_GetTypeInfo,
    MediaPosition_GetIDsOfNames,
    MediaPosition_Invoke,
    MediaPosition_get_Duration,
    MediaPosition_put_CurrentPosition,
    MediaPosition_get_CurrentPosition,
    MediaPosition_get_StopTime,
    MediaPosition_put_StopTime,
    MediaPosition_get_PrerollTime,
    MediaPosition_put_PrerollTime,
    MediaPosition_put_Rate,
    MediaPosition_get_Rate,
    MediaPosition_CanSeekForward,
    MediaPosition_CanSeekBackward
};
 
static inline IFilterGraphImpl *impl_from_IObjectWithSite(IObjectWithSite *iface)
{
    return CONTAINING_RECORD(iface, IFilterGraphImpl, IObjectWithSite_iface);
}
 
/*** IUnknown methods ***/
static HRESULT WINAPI ObjectWithSite_QueryInterface(IObjectWithSite* iface, REFIID riid, void** ppvObj)
{
    IFilterGraphImpl *This = impl_from_IObjectWithSite( iface );
 
    TRACE("(%p/%p)->(%s, %p)\n", This, iface, debugstr_guid(riid), ppvObj);
 
    return IUnknown_QueryInterface(This->outer_unk, riid, ppvObj);
}
 
static ULONG WINAPI ObjectWithSite_AddRef(IObjectWithSite *iface)
{
    IFilterGraphImpl *This = impl_from_IObjectWithSite( iface );
 
    TRACE("(%p/%p)->()\n", This, iface);
 
    return IUnknown_AddRef(This->outer_unk);
}
 
static ULONG WINAPI ObjectWithSite_Release(IObjectWithSite *iface)
{
    IFilterGraphImpl *This = impl_from_IObjectWithSite( iface );
 
    TRACE("(%p/%p)->()\n", This, iface);
 
    return IUnknown_Release(This->outer_unk);
}
 
/*** IObjectWithSite methods ***/
 
static HRESULT WINAPI ObjectWithSite_SetSite(IObjectWithSite *iface, IUnknown *pUnkSite)
{
    IFilterGraphImpl *This = impl_from_IObjectWithSite( iface );
 
    TRACE("(%p/%p)->()\n", This, iface);
    if (This->pSite) IUnknown_Release(This->pSite);
    This->pSite = pUnkSite;
    IUnknown_AddRef(This->pSite);
    return S_OK;
}
 
static HRESULT WINAPI ObjectWithSite_GetSite(IObjectWithSite *iface, REFIID riid, PVOID *ppvSite)
{
    IFilterGraphImpl *This = impl_from_IObjectWithSite( iface );
 
    TRACE("(%p/%p)->(%s)\n", This, iface,debugstr_guid(riid));
 
    *ppvSite = NULL;
    if (!This->pSite)
        return E_FAIL;
    else
        return IUnknown_QueryInterface(This->pSite, riid, ppvSite);
}
 
static const IObjectWithSiteVtbl IObjectWithSite_VTable =
{
    ObjectWithSite_QueryInterface,
    ObjectWithSite_AddRef,
    ObjectWithSite_Release,
    ObjectWithSite_SetSite,
    ObjectWithSite_GetSite,
};
 
static HRESULT GetTargetInterface(IFilterGraphImpl* pGraph, REFIID riid, LPVOID* ppvObj)
{
    HRESULT hr = E_NOINTERFACE;
    int i;
    int entry;
 
    /* Check if the interface type is already registered */
    for (entry = 0; entry < pGraph->nItfCacheEntries; entry++)
        if (riid == pGraph->ItfCacheEntries[entry].riid)
        {
            if (pGraph->ItfCacheEntries[entry].iface)
            {
                /* Return the interface if available */
                *ppvObj = pGraph->ItfCacheEntries[entry].iface;
                return S_OK;
            }
            break;
        }
 
    if (entry >= MAX_ITF_CACHE_ENTRIES)
    {
        FIXME("Not enough space to store interface in the cache\n");
        return E_OUTOFMEMORY;
    }
 
    /* Find a filter supporting the requested interface */
    for (i = 0; i < pGraph->nFilters; i++)
    {
        hr = IBaseFilter_QueryInterface(pGraph->ppFiltersInGraph[i], riid, ppvObj);
        if (hr == S_OK)
        {
            pGraph->ItfCacheEntries[entry].riid = riid;
            pGraph->ItfCacheEntries[entry].filter = pGraph->ppFiltersInGraph[i];
            pGraph->ItfCacheEntries[entry].iface = *ppvObj;
            if (entry >= pGraph->nItfCacheEntries)
                pGraph->nItfCacheEntries++;
            return S_OK;
        }
        if (hr != E_NOINTERFACE)
            return hr;
    }
 
    return hr;
}
 
static inline IFilterGraphImpl *impl_from_IBasicAudio(IBasicAudio *iface)
{
    return CONTAINING_RECORD(iface, IFilterGraphImpl, IBasicAudio_iface);
}
 
static HRESULT WINAPI BasicAudio_QueryInterface(IBasicAudio *iface, REFIID riid, void **ppvObj)
{
    IFilterGraphImpl *This = impl_from_IBasicAudio(iface);
 
    TRACE("(%p/%p)->(%s, %p)\n", This, iface, debugstr_guid(riid), ppvObj);
 
    return IUnknown_QueryInterface(This->outer_unk, riid, ppvObj);
}
 
static ULONG WINAPI BasicAudio_AddRef(IBasicAudio *iface)
{
    IFilterGraphImpl *This = impl_from_IBasicAudio(iface);
 
    TRACE("(%p/%p)->()\n", This, iface);
 
    return IUnknown_AddRef(This->outer_unk);
}
 
static ULONG WINAPI BasicAudio_Release(IBasicAudio *iface)
{
    IFilterGraphImpl *This = impl_from_IBasicAudio(iface);
 
    TRACE("(%p/%p)->()\n", This, iface);
 
    return IUnknown_Release(This->outer_unk);
}
 
/*** IDispatch methods ***/
static HRESULT WINAPI BasicAudio_GetTypeInfoCount(IBasicAudio *iface, UINT *pctinfo)
{
    IFilterGraphImpl *This = impl_from_IBasicAudio(iface);
    IBasicAudio* pBasicAudio;
    HRESULT hr;
 
    TRACE("(%p/%p)->(%p)\n", This, iface, pctinfo);
 
    EnterCriticalSection(&This->cs);
 
    hr = GetTargetInterface(This, &IID_IBasicAudio, (LPVOID*)&pBasicAudio);
 
    if (hr == S_OK)
        hr = IBasicAudio_GetTypeInfoCount(pBasicAudio, pctinfo);
 
    LeaveCriticalSection(&This->cs);
 
    return hr;
}
 
static HRESULT WINAPI BasicAudio_GetTypeInfo(IBasicAudio *iface, UINT iTInfo, LCID lcid,
        ITypeInfo **ppTInfo)
{
    IFilterGraphImpl *This = impl_from_IBasicAudio(iface);
    IBasicAudio* pBasicAudio;
    HRESULT hr;
 
    TRACE("(%p/%p)->(%d, %d, %p)\n", This, iface, iTInfo, lcid, ppTInfo);
 
    EnterCriticalSection(&This->cs);
 
    hr = GetTargetInterface(This, &IID_IBasicAudio, (LPVOID*)&pBasicAudio);
 
    if (hr == S_OK)
        hr = IBasicAudio_GetTypeInfo(pBasicAudio, iTInfo, lcid, ppTInfo);
 
    LeaveCriticalSection(&This->cs);
 
    return hr;
}
 
static HRESULT WINAPI BasicAudio_GetIDsOfNames(IBasicAudio *iface, REFIID riid, LPOLESTR *rgszNames,
        UINT cNames, LCID lcid, DISPID *rgDispId)
{
    IFilterGraphImpl *This = impl_from_IBasicAudio(iface);
    IBasicAudio* pBasicAudio;
    HRESULT hr;
 
    TRACE("(%p/%p)->(%s, %p, %d, %d, %p)\n", This, iface, debugstr_guid(riid), rgszNames, cNames,
            lcid, rgDispId);
 
    EnterCriticalSection(&This->cs);
 
    hr = GetTargetInterface(This, &IID_IBasicAudio, (LPVOID*)&pBasicAudio);
 
    if (hr == S_OK)
        hr = IBasicAudio_GetIDsOfNames(pBasicAudio, riid, rgszNames, cNames, lcid, rgDispId);
 
    LeaveCriticalSection(&This->cs);
 
    return hr;
}
 
static HRESULT WINAPI BasicAudio_Invoke(IBasicAudio *iface, DISPID dispIdMember, REFIID riid,
        LCID lcid, WORD wFlags, DISPPARAMS *pDispParams, VARIANT *pVarResult, EXCEPINFO *pExepInfo,
        UINT *puArgErr)
{
    IFilterGraphImpl *This = impl_from_IBasicAudio(iface);
    IBasicAudio* pBasicAudio;
    HRESULT hr;
 
    TRACE("(%p/%p)->(%d, %s, %d, %04x, %p, %p, %p, %p)\n", This, iface, dispIdMember,
            debugstr_guid(riid), lcid, wFlags, pDispParams, pVarResult, pExepInfo, puArgErr);
 
    EnterCriticalSection(&This->cs);
 
    hr = GetTargetInterface(This, &IID_IBasicAudio, (LPVOID*)&pBasicAudio);
 
    if (hr == S_OK)
        hr = IBasicAudio_Invoke(pBasicAudio, dispIdMember, riid, lcid, wFlags, pDispParams, pVarResult, pExepInfo, puArgErr);
 
    LeaveCriticalSection(&This->cs);
 
    return hr;
}
 
/*** IBasicAudio methods ***/
static HRESULT WINAPI BasicAudio_put_Volume(IBasicAudio *iface, LONG lVolume)
{
    IFilterGraphImpl *This = impl_from_IBasicAudio(iface);
    IBasicAudio* pBasicAudio;
    HRESULT hr;
 
    TRACE("(%p/%p)->(%d)\n", This, iface, lVolume);
 
    EnterCriticalSection(&This->cs);
 
    hr = GetTargetInterface(This, &IID_IBasicAudio, (LPVOID*)&pBasicAudio);
 
    if (hr == S_OK)
        hr = IBasicAudio_put_Volume(pBasicAudio, lVolume);
 
    LeaveCriticalSection(&This->cs);
 
    return hr;
}
 
static HRESULT WINAPI BasicAudio_get_Volume(IBasicAudio *iface, LONG *plVolume)
{
    IFilterGraphImpl *This = impl_from_IBasicAudio(iface);
    IBasicAudio* pBasicAudio;
    HRESULT hr;
 
    TRACE("(%p/%p)->(%p)\n", This, iface, plVolume);
 
    EnterCriticalSection(&This->cs);
 
    hr = GetTargetInterface(This, &IID_IBasicAudio, (LPVOID*)&pBasicAudio);
 
    if (hr == S_OK)
        hr = IBasicAudio_get_Volume(pBasicAudio, plVolume);
 
    LeaveCriticalSection(&This->cs);
 
    return hr;
}
 
static HRESULT WINAPI BasicAudio_put_Balance(IBasicAudio *iface, LONG lBalance)
{
    IFilterGraphImpl *This = impl_from_IBasicAudio(iface);
    IBasicAudio* pBasicAudio;
    HRESULT hr;
 
    TRACE("(%p/%p)->(%d)\n", This, iface, lBalance);
 
    EnterCriticalSection(&This->cs);
 
    hr = GetTargetInterface(This, &IID_IBasicAudio, (LPVOID*)&pBasicAudio);
 
    if (hr == S_OK)
        hr = IBasicAudio_put_Balance(pBasicAudio, lBalance);
 
    LeaveCriticalSection(&This->cs);
 
    return hr;
}
 
static HRESULT WINAPI BasicAudio_get_Balance(IBasicAudio *iface, LONG *plBalance)
{
    IFilterGraphImpl *This = impl_from_IBasicAudio(iface);
    IBasicAudio* pBasicAudio;
    HRESULT hr;
 
    TRACE("(%p/%p)->(%p)\n", This, iface, plBalance);
 
    EnterCriticalSection(&This->cs);
 
    hr = GetTargetInterface(This, &IID_IBasicAudio, (LPVOID*)&pBasicAudio);
 
    if (hr == S_OK)
        hr = IBasicAudio_get_Balance(pBasicAudio, plBalance);
 
    LeaveCriticalSection(&This->cs);
 
    return hr;
}
 
static const IBasicAudioVtbl IBasicAudio_VTable =
{
    BasicAudio_QueryInterface,
    BasicAudio_AddRef,
    BasicAudio_Release,
    BasicAudio_GetTypeInfoCount,
    BasicAudio_GetTypeInfo,
    BasicAudio_GetIDsOfNames,
    BasicAudio_Invoke,
    BasicAudio_put_Volume,
    BasicAudio_get_Volume,
    BasicAudio_put_Balance,
    BasicAudio_get_Balance
};
 
static inline IFilterGraphImpl *impl_from_IBasicVideo2(IBasicVideo2 *iface)
{
    return CONTAINING_RECORD(iface, IFilterGraphImpl, IBasicVideo2_iface);
}
 
static HRESULT WINAPI BasicVideo_QueryInterface(IBasicVideo2 *iface, REFIID riid, void **ppvObj)
{
    IFilterGraphImpl *This = impl_from_IBasicVideo2(iface);
 
    TRACE("(%p/%p)->(%s, %p)\n", This, iface, debugstr_guid(riid), ppvObj);
 
    return IUnknown_QueryInterface(This->outer_unk, riid, ppvObj);
}
 
static ULONG WINAPI BasicVideo_AddRef(IBasicVideo2 *iface)
{
    IFilterGraphImpl *This = impl_from_IBasicVideo2(iface);
 
    TRACE("(%p/%p)->()\n", This, iface);
 
    return IUnknown_AddRef(This->outer_unk);
}
 
static ULONG WINAPI BasicVideo_Release(IBasicVideo2 *iface)
{
    IFilterGraphImpl *This = impl_from_IBasicVideo2(iface);
 
    TRACE("(%p/%p)->()\n", This, iface);
 
    return IUnknown_Release(This->outer_unk);
}
 
/*** IDispatch methods ***/
static HRESULT WINAPI BasicVideo_GetTypeInfoCount(IBasicVideo2 *iface, UINT *pctinfo)
{
    IFilterGraphImpl *This = impl_from_IBasicVideo2(iface);
    IBasicVideo *pBasicVideo;
    HRESULT hr;
 
    TRACE("(%p/%p)->(%p)\n", This, iface, pctinfo);
 
    EnterCriticalSection(&This->cs);
 
    hr = GetTargetInterface(This, &IID_IBasicVideo, (LPVOID*)&pBasicVideo);
 
    if (hr == S_OK)
        hr = IBasicVideo_GetTypeInfoCount(pBasicVideo, pctinfo);
 
    LeaveCriticalSection(&This->cs);
 
    return hr;
}
 
static HRESULT WINAPI BasicVideo_GetTypeInfo(IBasicVideo2 *iface, UINT iTInfo, LCID lcid,
        ITypeInfo **ppTInfo)
{
    IFilterGraphImpl *This = impl_from_IBasicVideo2(iface);
    IBasicVideo *pBasicVideo;
    HRESULT hr;
 
    TRACE("(%p/%p)->(%d, %d, %p)\n", This, iface, iTInfo, lcid, ppTInfo);
 
    EnterCriticalSection(&This->cs);
 
    hr = GetTargetInterface(This, &IID_IBasicVideo, (LPVOID*)&pBasicVideo);
 
    if (hr == S_OK)
        hr = IBasicVideo_GetTypeInfo(pBasicVideo, iTInfo, lcid, ppTInfo);
 
    LeaveCriticalSection(&This->cs);
 
    return hr;
}
 
static HRESULT WINAPI BasicVideo_GetIDsOfNames(IBasicVideo2 *iface, REFIID riid,
        LPOLESTR *rgszNames, UINT cNames, LCID lcid, DISPID *rgDispId)
{
    IFilterGraphImpl *This = impl_from_IBasicVideo2(iface);
    IBasicVideo *pBasicVideo;
    HRESULT hr;
 
    TRACE("(%p/%p)->(%s, %p, %d, %d, %p)\n", This, iface, debugstr_guid(riid), rgszNames, cNames,
            lcid, rgDispId);
 
    EnterCriticalSection(&This->cs);
 
    hr = GetTargetInterface(This, &IID_IBasicVideo, (LPVOID*)&pBasicVideo);
 
    if (hr == S_OK)
        hr = IBasicVideo_GetIDsOfNames(pBasicVideo, riid, rgszNames, cNames, lcid, rgDispId);
 
    LeaveCriticalSection(&This->cs);
 
    return hr;
}
 
static HRESULT WINAPI BasicVideo_Invoke(IBasicVideo2 *iface, DISPID dispIdMember, REFIID riid,
        LCID lcid, WORD wFlags, DISPPARAMS *pDispParams, VARIANT *pVarResult, EXCEPINFO *pExepInfo,
        UINT *puArgErr)
{
    IFilterGraphImpl *This = impl_from_IBasicVideo2(iface);
    IBasicVideo *pBasicVideo;
    HRESULT hr;
 
    TRACE("(%p/%p)->(%d, %s, %d, %04x, %p, %p, %p, %p)\n", This, iface, dispIdMember,
            debugstr_guid(riid), lcid, wFlags, pDispParams, pVarResult, pExepInfo, puArgErr);
 
    EnterCriticalSection(&This->cs);
 
    hr = GetTargetInterface(This, &IID_IBasicVideo, (LPVOID*)&pBasicVideo);
 
    if (hr == S_OK)
        hr = IBasicVideo_Invoke(pBasicVideo, dispIdMember, riid, lcid, wFlags, pDispParams, pVarResult, pExepInfo, puArgErr);
 
    LeaveCriticalSection(&This->cs);
 
    return hr;
}
 
/*** IBasicVideo methods ***/
static HRESULT WINAPI BasicVideo_get_AvgTimePerFrame(IBasicVideo2 *iface, REFTIME *pAvgTimePerFrame)
{
    IFilterGraphImpl *This = impl_from_IBasicVideo2(iface);
    IBasicVideo *pBasicVideo;
    HRESULT hr;
 
    TRACE("(%p/%p)->(%p)\n", This, iface, pAvgTimePerFrame);
 
    EnterCriticalSection(&This->cs);
 
    hr = GetTargetInterface(This, &IID_IBasicVideo, (LPVOID*)&pBasicVideo);
 
    if (hr == S_OK)
        hr = IBasicVideo_get_AvgTimePerFrame(pBasicVideo, pAvgTimePerFrame);
 
    LeaveCriticalSection(&This->cs);
 
    return hr;
}
 
static HRESULT WINAPI BasicVideo_get_BitRate(IBasicVideo2 *iface, LONG *pBitRate)
{
    IFilterGraphImpl *This = impl_from_IBasicVideo2(iface);
    IBasicVideo *pBasicVideo;
    HRESULT hr;
 
    TRACE("(%p/%p)->(%p)\n", This, iface, pBitRate);
 
    EnterCriticalSection(&This->cs);
 
    hr = GetTargetInterface(This, &IID_IBasicVideo, (LPVOID*)&pBasicVideo);
 
    if (hr == S_OK)
        hr = IBasicVideo_get_BitRate(pBasicVideo, pBitRate);
 
    LeaveCriticalSection(&This->cs);
 
    return hr;
}
 
static HRESULT WINAPI BasicVideo_get_BitErrorRate(IBasicVideo2 *iface, LONG *pBitErrorRate)
{
    IFilterGraphImpl *This = impl_from_IBasicVideo2(iface);
    IBasicVideo *pBasicVideo;
    HRESULT hr;
 
    TRACE("(%p/%p)->(%p)\n", This, iface, pBitErrorRate);
 
    EnterCriticalSection(&This->cs);
 
    hr = GetTargetInterface(This, &IID_IBasicVideo, (LPVOID*)&pBasicVideo);
 
    if (hr == S_OK)
        hr = IBasicVideo_get_BitErrorRate(pBasicVideo, pBitErrorRate);
 
    LeaveCriticalSection(&This->cs);
 
    return hr;
}
 
static HRESULT WINAPI BasicVideo_get_VideoWidth(IBasicVideo2 *iface, LONG *pVideoWidth)
{
    IFilterGraphImpl *This = impl_from_IBasicVideo2(iface);
    IBasicVideo *pBasicVideo;
    HRESULT hr;
 
    TRACE("(%p/%p)->(%p)\n", This, iface, pVideoWidth);
 
    EnterCriticalSection(&This->cs);
 
    hr = GetTargetInterface(This, &IID_IBasicVideo, (LPVOID*)&pBasicVideo);
 
    if (hr == S_OK)
        hr = IBasicVideo_get_VideoWidth(pBasicVideo, pVideoWidth);
 
    LeaveCriticalSection(&This->cs);
 
    return hr;
}
 
static HRESULT WINAPI BasicVideo_get_VideoHeight(IBasicVideo2 *iface, LONG *pVideoHeight)
{
    IFilterGraphImpl *This = impl_from_IBasicVideo2(iface);
    IBasicVideo *pBasicVideo;
    HRESULT hr;
 
    TRACE("(%p/%p)->(%p)\n", This, iface, pVideoHeight);
 
    EnterCriticalSection(&This->cs);
 
    hr = GetTargetInterface(This, &IID_IBasicVideo, (LPVOID*)&pBasicVideo);
 
    if (hr == S_OK)
        hr = IBasicVideo_get_VideoHeight(pBasicVideo, pVideoHeight);
 
    LeaveCriticalSection(&This->cs);
 
    return hr;
}
 
static HRESULT WINAPI BasicVideo_put_SourceLeft(IBasicVideo2 *iface, LONG SourceLeft)
{
    IFilterGraphImpl *This = impl_from_IBasicVideo2(iface);
    IBasicVideo *pBasicVideo;
    HRESULT hr;
 
    TRACE("(%p/%p)->(%d)\n", This, iface, SourceLeft);
 
    EnterCriticalSection(&This->cs);
 
    hr = GetTargetInterface(This, &IID_IBasicVideo, (LPVOID*)&pBasicVideo);
 
    if (hr == S_OK)
        hr = IBasicVideo_put_SourceLeft(pBasicVideo, SourceLeft);
 
    LeaveCriticalSection(&This->cs);
 
    return hr;
}
 
static HRESULT WINAPI BasicVideo_get_SourceLeft(IBasicVideo2 *iface, LONG *pSourceLeft)
{
    IFilterGraphImpl *This = impl_from_IBasicVideo2(iface);
    IBasicVideo *pBasicVideo;
    HRESULT hr;
 
    TRACE("(%p/%p)->(%p)\n", This, iface, pSourceLeft);
 
    EnterCriticalSection(&This->cs);
 
    hr = GetTargetInterface(This, &IID_IBasicVideo, (LPVOID*)&pBasicVideo);
 
    if (hr == S_OK)
        hr = IBasicVideo_get_SourceLeft(pBasicVideo, pSourceLeft);
 
    LeaveCriticalSection(&This->cs);
 
    return hr;
}
 
static HRESULT WINAPI BasicVideo_put_SourceWidth(IBasicVideo2 *iface, LONG SourceWidth)
{
    IFilterGraphImpl *This = impl_from_IBasicVideo2(iface);
    IBasicVideo *pBasicVideo;
    HRESULT hr;
 
    TRACE("(%p/%p)->(%d)\n", This, iface, SourceWidth);
 
    EnterCriticalSection(&This->cs);
 
    hr = GetTargetInterface(This, &IID_IBasicVideo, (LPVOID*)&pBasicVideo);
 
    if (hr == S_OK)
        hr = IBasicVideo_put_SourceWidth(pBasicVideo, SourceWidth);
 
    LeaveCriticalSection(&This->cs);
 
    return hr;
}
 
static HRESULT WINAPI BasicVideo_get_SourceWidth(IBasicVideo2 *iface, LONG *pSourceWidth)
{
    IFilterGraphImpl *This = impl_from_IBasicVideo2(iface);
    IBasicVideo *pBasicVideo;
    HRESULT hr;
 
    TRACE("(%p/%p)->(%p)\n", This, iface, pSourceWidth);
 
    EnterCriticalSection(&This->cs);
 
    hr = GetTargetInterface(This, &IID_IBasicVideo, (LPVOID*)&pBasicVideo);
 
    if (hr == S_OK)
        hr = IBasicVideo_get_SourceWidth(pBasicVideo, pSourceWidth);
 
    LeaveCriticalSection(&This->cs);
 
    return hr;
}
 
static HRESULT WINAPI BasicVideo_put_SourceTop(IBasicVideo2 *iface, LONG SourceTop)
{
    IFilterGraphImpl *This = impl_from_IBasicVideo2(iface);
    IBasicVideo *pBasicVideo;
    HRESULT hr;
 
    TRACE("(%p/%p)->(%d)\n", This, iface, SourceTop);
 
    EnterCriticalSection(&This->cs);
 
    hr = GetTargetInterface(This, &IID_IBasicVideo, (LPVOID*)&pBasicVideo);
 
    if (hr == S_OK)
        hr = IBasicVideo_put_SourceTop(pBasicVideo, SourceTop);
 
    LeaveCriticalSection(&This->cs);
 
    return hr;
}
 
static HRESULT WINAPI BasicVideo_get_SourceTop(IBasicVideo2 *iface, LONG *pSourceTop)
{
    IFilterGraphImpl *This = impl_from_IBasicVideo2(iface);
    IBasicVideo *pBasicVideo;
    HRESULT hr;
 
    TRACE("(%p/%p)->(%p)\n", This, iface, pSourceTop);
 
    EnterCriticalSection(&This->cs);
 
    hr = GetTargetInterface(This, &IID_IBasicVideo, (LPVOID*)&pBasicVideo);
 
    if (hr == S_OK)
        hr = IBasicVideo_get_SourceTop(pBasicVideo, pSourceTop);
 
    LeaveCriticalSection(&This->cs);
 
    return hr;
}
 
static HRESULT WINAPI BasicVideo_put_SourceHeight(IBasicVideo2 *iface, LONG SourceHeight)
{
    IFilterGraphImpl *This = impl_from_IBasicVideo2(iface);
    IBasicVideo *pBasicVideo;
    HRESULT hr;
 
    TRACE("(%p/%p)->(%d)\n", This, iface, SourceHeight);
 
    EnterCriticalSection(&This->cs);
 
    hr = GetTargetInterface(This, &IID_IBasicVideo, (LPVOID*)&pBasicVideo);
 
    if (hr == S_OK)
        hr = IBasicVideo_put_SourceHeight(pBasicVideo, SourceHeight);
 
    LeaveCriticalSection(&This->cs);
 
    return hr;
}
 
static HRESULT WINAPI BasicVideo_get_SourceHeight(IBasicVideo2 *iface, LONG *pSourceHeight)
{
    IFilterGraphImpl *This = impl_from_IBasicVideo2(iface);
    IBasicVideo *pBasicVideo;
    HRESULT hr;
 
    TRACE("(%p/%p)->(%p)\n", This, iface, pSourceHeight);
 
    EnterCriticalSection(&This->cs);
 
    hr = GetTargetInterface(This, &IID_IBasicVideo, (LPVOID*)&pBasicVideo);
 
    if (hr == S_OK)
        hr = IBasicVideo_get_SourceHeight(pBasicVideo, pSourceHeight);
 
    LeaveCriticalSection(&This->cs);
 
    return hr;
}
 
static HRESULT WINAPI BasicVideo_put_DestinationLeft(IBasicVideo2 *iface, LONG DestinationLeft)
{
    IFilterGraphImpl *This = impl_from_IBasicVideo2(iface);
    IBasicVideo *pBasicVideo;
    HRESULT hr;
 
    TRACE("(%p/%p)->(%d)\n", This, iface, DestinationLeft);
 
    EnterCriticalSection(&This->cs);
 
    hr = GetTargetInterface(This, &IID_IBasicVideo, (LPVOID*)&pBasicVideo);
 
    if (hr == S_OK)
        hr = IBasicVideo_put_DestinationLeft(pBasicVideo, DestinationLeft);
 
    LeaveCriticalSection(&This->cs);
 
    return hr;
}
 
static HRESULT WINAPI BasicVideo_get_DestinationLeft(IBasicVideo2 *iface, LONG *pDestinationLeft)
{
    IFilterGraphImpl *This = impl_from_IBasicVideo2(iface);
    IBasicVideo *pBasicVideo;
    HRESULT hr;
 
    TRACE("(%p/%p)->(%p)\n", This, iface, pDestinationLeft);
 
    EnterCriticalSection(&This->cs);
 
    hr = GetTargetInterface(This, &IID_IBasicVideo, (LPVOID*)&pBasicVideo);
 
    if (hr == S_OK)
        hr = IBasicVideo_get_DestinationLeft(pBasicVideo, pDestinationLeft);
 
    LeaveCriticalSection(&This->cs);
 
    return hr;
}
 
static HRESULT WINAPI BasicVideo_put_DestinationWidth(IBasicVideo2 *iface, LONG DestinationWidth)
{
    IFilterGraphImpl *This = impl_from_IBasicVideo2(iface);
    IBasicVideo *pBasicVideo;
    HRESULT hr;
 
    TRACE("(%p/%p)->(%d)\n", This, iface, DestinationWidth);
 
    EnterCriticalSection(&This->cs);
 
    hr = GetTargetInterface(This, &IID_IBasicVideo, (LPVOID*)&pBasicVideo);
 
    if (hr == S_OK)
        hr = IBasicVideo_put_DestinationWidth(pBasicVideo, DestinationWidth);
 
    LeaveCriticalSection(&This->cs);
 
    return hr;
}
 
static HRESULT WINAPI BasicVideo_get_DestinationWidth(IBasicVideo2 *iface, LONG *pDestinationWidth)
{
    IFilterGraphImpl *This = impl_from_IBasicVideo2(iface);
    IBasicVideo *pBasicVideo;
    HRESULT hr;
 
    TRACE("(%p/%p)->(%p)\n", This, iface, pDestinationWidth);
 
    EnterCriticalSection(&This->cs);
 
    hr = GetTargetInterface(This, &IID_IBasicVideo, (LPVOID*)&pBasicVideo);
 
    if (hr == S_OK)
        hr = IBasicVideo_get_DestinationWidth(pBasicVideo, pDestinationWidth);
 
    LeaveCriticalSection(&This->cs);
 
    return hr;
}
 
static HRESULT WINAPI BasicVideo_put_DestinationTop(IBasicVideo2 *iface, LONG DestinationTop)
{
    IFilterGraphImpl *This = impl_from_IBasicVideo2(iface);
    IBasicVideo *pBasicVideo;
    HRESULT hr;
 
    TRACE("(%p/%p)->(%d)\n", This, iface, DestinationTop);
 
    EnterCriticalSection(&This->cs);
 
    hr = GetTargetInterface(This, &IID_IBasicVideo, (LPVOID*)&pBasicVideo);
 
    if (hr == S_OK)
        hr = IBasicVideo_put_DestinationTop(pBasicVideo, DestinationTop);
 
    LeaveCriticalSection(&This->cs);
 
    return hr;
}
 
static HRESULT WINAPI BasicVideo_get_DestinationTop(IBasicVideo2 *iface, LONG *pDestinationTop)
{
    IFilterGraphImpl *This = impl_from_IBasicVideo2(iface);
    IBasicVideo *pBasicVideo;
    HRESULT hr;
 
    TRACE("(%p/%p)->(%p)\n", This, iface, pDestinationTop);
 
    EnterCriticalSection(&This->cs);
 
    hr = GetTargetInterface(This, &IID_IBasicVideo, (LPVOID*)&pBasicVideo);
 
    if (hr == S_OK)
        hr = IBasicVideo_get_DestinationTop(pBasicVideo, pDestinationTop);
 
    LeaveCriticalSection(&This->cs);
 
    return hr;
}
 
static HRESULT WINAPI BasicVideo_put_DestinationHeight(IBasicVideo2 *iface, LONG DestinationHeight)
{
    IFilterGraphImpl *This = impl_from_IBasicVideo2(iface);
    IBasicVideo *pBasicVideo;
    HRESULT hr;
 
    TRACE("(%p/%p)->(%d)\n", This, iface, DestinationHeight);
 
    EnterCriticalSection(&This->cs);
 
    hr = GetTargetInterface(This, &IID_IBasicVideo, (LPVOID*)&pBasicVideo);
 
    if (hr == S_OK)
        hr = IBasicVideo_put_DestinationHeight(pBasicVideo, DestinationHeight);
 
    LeaveCriticalSection(&This->cs);
 
    return hr;
}
 
static HRESULT WINAPI BasicVideo_get_DestinationHeight(IBasicVideo2 *iface,
        LONG *pDestinationHeight)
{
    IFilterGraphImpl *This = impl_from_IBasicVideo2(iface);
    IBasicVideo *pBasicVideo;
    HRESULT hr;
 
    TRACE("(%p/%p)->(%p)\n", This, iface, pDestinationHeight);
 
    EnterCriticalSection(&This->cs);
 
    hr = GetTargetInterface(This, &IID_IBasicVideo, (LPVOID*)&pBasicVideo);
 
    if (hr == S_OK)
        hr = IBasicVideo_get_DestinationHeight(pBasicVideo, pDestinationHeight);
 
    LeaveCriticalSection(&This->cs);
 
    return hr;
}
 
static HRESULT WINAPI BasicVideo_SetSourcePosition(IBasicVideo2 *iface, LONG Left, LONG Top,
        LONG Width, LONG Height)
{
    IFilterGraphImpl *This = impl_from_IBasicVideo2(iface);
    IBasicVideo *pBasicVideo;
    HRESULT hr;
 
    TRACE("(%p/%p)->(%d, %d, %d, %d)\n", This, iface, Left, Top, Width, Height);
 
    EnterCriticalSection(&This->cs);
 
    hr = GetTargetInterface(This, &IID_IBasicVideo, (LPVOID*)&pBasicVideo);
 
    if (hr == S_OK)
        hr = IBasicVideo_SetSourcePosition(pBasicVideo, Left, Top, Width, Height);
 
    LeaveCriticalSection(&This->cs);
 
    return hr;
}
 
static HRESULT WINAPI BasicVideo_GetSourcePosition(IBasicVideo2 *iface, LONG *pLeft, LONG *pTop,
        LONG *pWidth, LONG *pHeight)
{
    IFilterGraphImpl *This = impl_from_IBasicVideo2(iface);
    IBasicVideo *pBasicVideo;
    HRESULT hr;
 
    TRACE("(%p/%p)->(%p, %p, %p, %p)\n", This, iface, pLeft, pTop, pWidth, pHeight);
 
    EnterCriticalSection(&This->cs);
 
    hr = GetTargetInterface(This, &IID_IBasicVideo, (LPVOID*)&pBasicVideo);
 
    if (hr == S_OK)
        hr = IBasicVideo_GetSourcePosition(pBasicVideo, pLeft, pTop, pWidth, pHeight);
 
    LeaveCriticalSection(&This->cs);
 
    return hr;
}
 
static HRESULT WINAPI BasicVideo_SetDefaultSourcePosition(IBasicVideo2 *iface)
{
    IFilterGraphImpl *This = impl_from_IBasicVideo2(iface);
    IBasicVideo *pBasicVideo;
    HRESULT hr;
 
    TRACE("(%p/%p)->()\n", This, iface);
 
    EnterCriticalSection(&This->cs);
 
    hr = GetTargetInterface(This, &IID_IBasicVideo, (LPVOID*)&pBasicVideo);
 
    if (hr == S_OK)
        hr = IBasicVideo_SetDefaultSourcePosition(pBasicVideo);
 
    LeaveCriticalSection(&This->cs);
 
    return hr;
}
 
static HRESULT WINAPI BasicVideo_SetDestinationPosition(IBasicVideo2 *iface, LONG Left, LONG Top,
        LONG Width, LONG Height)
{
    IFilterGraphImpl *This = impl_from_IBasicVideo2(iface);
    IBasicVideo *pBasicVideo;
    HRESULT hr;
 
    TRACE("(%p/%p)->(%d, %d, %d, %d)\n", This, iface, Left, Top, Width, Height);
 
    EnterCriticalSection(&This->cs);
 
    hr = GetTargetInterface(This, &IID_IBasicVideo, (LPVOID*)&pBasicVideo);
 
    if (hr == S_OK)
        hr = IBasicVideo_SetDestinationPosition(pBasicVideo, Left, Top, Width, Height);
 
    LeaveCriticalSection(&This->cs);
 
    return hr;
}
 
static HRESULT WINAPI BasicVideo_GetDestinationPosition(IBasicVideo2 *iface, LONG *pLeft,
        LONG *pTop, LONG *pWidth, LONG *pHeight)
{
    IFilterGraphImpl *This = impl_from_IBasicVideo2(iface);
    IBasicVideo *pBasicVideo;
    HRESULT hr;
 
    TRACE("(%p/%p)->(%p, %p, %p, %p)\n", This, iface, pLeft, pTop, pWidth, pHeight);
 
    EnterCriticalSection(&This->cs);
 
    hr = GetTargetInterface(This, &IID_IBasicVideo, (LPVOID*)&pBasicVideo);
 
    if (hr == S_OK)
        hr = IBasicVideo_GetDestinationPosition(pBasicVideo, pLeft, pTop, pWidth, pHeight);
 
    LeaveCriticalSection(&This->cs);
 
    return hr;
}
 
static HRESULT WINAPI BasicVideo_SetDefaultDestinationPosition(IBasicVideo2 *iface)
{
    IFilterGraphImpl *This = impl_from_IBasicVideo2(iface);
    IBasicVideo *pBasicVideo;
    HRESULT hr;
 
    TRACE("(%p/%p)->()\n", This, iface);
 
    EnterCriticalSection(&This->cs);
 
    hr = GetTargetInterface(This, &IID_IBasicVideo, (LPVOID*)&pBasicVideo);
 
    if (hr == S_OK)
        hr = IBasicVideo_SetDefaultDestinationPosition(pBasicVideo);
 
    LeaveCriticalSection(&This->cs);
 
    return hr;
}
 
static HRESULT WINAPI BasicVideo_GetVideoSize(IBasicVideo2 *iface, LONG *pWidth, LONG *pHeight)
{
    IFilterGraphImpl *This = impl_from_IBasicVideo2(iface);
    IBasicVideo *pBasicVideo;
    HRESULT hr;
 
    TRACE("(%p/%p)->(%p, %p)\n", This, iface, pWidth, pHeight);
 
    EnterCriticalSection(&This->cs);
 
    hr = GetTargetInterface(This, &IID_IBasicVideo, (LPVOID*)&pBasicVideo);
 
    if (hr == S_OK)
        hr = IBasicVideo_GetVideoSize(pBasicVideo, pWidth, pHeight);
 
    LeaveCriticalSection(&This->cs);
 
    return hr;
}
 
static HRESULT WINAPI BasicVideo_GetVideoPaletteEntries(IBasicVideo2 *iface, LONG StartIndex,
        LONG Entries, LONG *pRetrieved, LONG *pPalette)
{
    IFilterGraphImpl *This = impl_from_IBasicVideo2(iface);
    IBasicVideo *pBasicVideo;
    HRESULT hr;
 
    TRACE("(%p/%p)->(%d, %d, %p, %p)\n", This, iface, StartIndex, Entries, pRetrieved, pPalette);
 
    EnterCriticalSection(&This->cs);
 
    hr = GetTargetInterface(This, &IID_IBasicVideo, (LPVOID*)&pBasicVideo);
 
    if (hr == S_OK)
        hr = IBasicVideo_GetVideoPaletteEntries(pBasicVideo, StartIndex, Entries, pRetrieved, pPalette);
 
    LeaveCriticalSection(&This->cs);
 
    return hr;
}
 
static HRESULT WINAPI BasicVideo_GetCurrentImage(IBasicVideo2 *iface, LONG *pBufferSize,
        LONG *pDIBImage)
{
    IFilterGraphImpl *This = impl_from_IBasicVideo2(iface);
    IBasicVideo *pBasicVideo;
    HRESULT hr;
 
    TRACE("(%p/%p)->(%p, %p)\n", This, iface, pBufferSize, pDIBImage);
 
    EnterCriticalSection(&This->cs);
 
    hr = GetTargetInterface(This, &IID_IBasicVideo, (LPVOID*)&pBasicVideo);
 
    if (hr == S_OK)
        hr = IBasicVideo_GetCurrentImage(pBasicVideo, pBufferSize, pDIBImage);
 
    LeaveCriticalSection(&This->cs);
 
    return hr;
}
 
static HRESULT WINAPI BasicVideo_IsUsingDefaultSource(IBasicVideo2 *iface)
{
    IFilterGraphImpl *This = impl_from_IBasicVideo2(iface);
    IBasicVideo *pBasicVideo;
    HRESULT hr;
 
    TRACE("(%p/%p)->()\n", This, iface);
 
    EnterCriticalSection(&This->cs);
 
    hr = GetTargetInterface(This, &IID_IBasicVideo, (LPVOID*)&pBasicVideo);
 
    if (hr == S_OK)
        hr = IBasicVideo_IsUsingDefaultSource(pBasicVideo);
 
    LeaveCriticalSection(&This->cs);
 
    return hr;
}
 
static HRESULT WINAPI BasicVideo_IsUsingDefaultDestination(IBasicVideo2 *iface)
{
    IFilterGraphImpl *This = impl_from_IBasicVideo2(iface);
    IBasicVideo *pBasicVideo;
    HRESULT hr;
 
    TRACE("(%p/%p)->()\n", This, iface);
 
    EnterCriticalSection(&This->cs);
 
    hr = GetTargetInterface(This, &IID_IBasicVideo, (LPVOID*)&pBasicVideo);
 
    if (hr == S_OK)
        hr = IBasicVideo_IsUsingDefaultDestination(pBasicVideo);
 
    LeaveCriticalSection(&This->cs);
 
    return hr;
}
 
static HRESULT WINAPI BasicVideo2_GetPreferredAspectRatio(IBasicVideo2 *iface, LONG *plAspectX,
        LONG *plAspectY)
{
    IFilterGraphImpl *This = impl_from_IBasicVideo2(iface);
    IBasicVideo2 *pBasicVideo2;
    HRESULT hr;
 
    TRACE("(%p/%p)->()\n", This, iface);
 
    EnterCriticalSection(&This->cs);
 
    hr = GetTargetInterface(This, &IID_IBasicVideo2, (LPVOID*)&pBasicVideo2);
 
    if (hr == S_OK)
        hr = BasicVideo2_GetPreferredAspectRatio(iface, plAspectX, plAspectY);
 
    LeaveCriticalSection(&This->cs);
 
    return hr;
}
 
static const IBasicVideo2Vtbl IBasicVideo_VTable =
{
    BasicVideo_QueryInterface,
    BasicVideo_AddRef,
    BasicVideo_Release,
    BasicVideo_GetTypeInfoCount,
    BasicVideo_GetTypeInfo,
    BasicVideo_GetIDsOfNames,
    BasicVideo_Invoke,
    BasicVideo_get_AvgTimePerFrame,
    BasicVideo_get_BitRate,
    BasicVideo_get_BitErrorRate,
    BasicVideo_get_VideoWidth,
    BasicVideo_get_VideoHeight,
    BasicVideo_put_SourceLeft,
    BasicVideo_get_SourceLeft,
    BasicVideo_put_SourceWidth,
    BasicVideo_get_SourceWidth,
    BasicVideo_put_SourceTop,
    BasicVideo_get_SourceTop,
    BasicVideo_put_SourceHeight,
    BasicVideo_get_SourceHeight,
    BasicVideo_put_DestinationLeft,
    BasicVideo_get_DestinationLeft,
    BasicVideo_put_DestinationWidth,
    BasicVideo_get_DestinationWidth,
    BasicVideo_put_DestinationTop,
    BasicVideo_get_DestinationTop,
    BasicVideo_put_DestinationHeight,
    BasicVideo_get_DestinationHeight,
    BasicVideo_SetSourcePosition,
    BasicVideo_GetSourcePosition,
    BasicVideo_SetDefaultSourcePosition,
    BasicVideo_SetDestinationPosition,
    BasicVideo_GetDestinationPosition,
    BasicVideo_SetDefaultDestinationPosition,
    BasicVideo_GetVideoSize,
    BasicVideo_GetVideoPaletteEntries,
    BasicVideo_GetCurrentImage,
    BasicVideo_IsUsingDefaultSource,
    BasicVideo_IsUsingDefaultDestination,
    BasicVideo2_GetPreferredAspectRatio
};
 
static inline IFilterGraphImpl *impl_from_IVideoWindow(IVideoWindow *iface)
{
    return CONTAINING_RECORD(iface, IFilterGraphImpl, IVideoWindow_iface);
}
 
static HRESULT WINAPI VideoWindow_QueryInterface(IVideoWindow *iface, REFIID riid, void **ppvObj)
{
    IFilterGraphImpl *This = impl_from_IVideoWindow(iface);
 
    TRACE("(%p/%p)->(%s, %p)\n", This, iface, debugstr_guid(riid), ppvObj);
 
    return IUnknown_QueryInterface(This->outer_unk, riid, ppvObj);
}
 
static ULONG WINAPI VideoWindow_AddRef(IVideoWindow *iface)
{
    IFilterGraphImpl *This = impl_from_IVideoWindow(iface);
 
    TRACE("(%p/%p)->()\n", This, iface);
 
    return IUnknown_AddRef(This->outer_unk);
}
 
static ULONG WINAPI VideoWindow_Release(IVideoWindow *iface)
{
    IFilterGraphImpl *This = impl_from_IVideoWindow(iface);
 
    TRACE("(%p/%p)->()\n", This, iface);
 
    return IUnknown_Release(This->outer_unk);
}
 
/*** IDispatch methods ***/
static HRESULT WINAPI VideoWindow_GetTypeInfoCount(IVideoWindow *iface, UINT *pctinfo)
{
    IFilterGraphImpl *This = impl_from_IVideoWindow(iface);
    IVideoWindow *pVideoWindow;
    HRESULT hr;
 
    TRACE("(%p/%p)->(%p)\n", This, iface, pctinfo);
 
    EnterCriticalSection(&This->cs);
 
    hr = GetTargetInterface(This, &IID_IVideoWindow, (LPVOID*)&pVideoWindow);
 
    if (hr == S_OK)
        hr = IVideoWindow_GetTypeInfoCount(pVideoWindow, pctinfo);
 
    LeaveCriticalSection(&This->cs);
 
    return hr;
}
 
static HRESULT WINAPI VideoWindow_GetTypeInfo(IVideoWindow *iface, UINT iTInfo, LCID lcid,
        ITypeInfo **ppTInfo)
{
    IFilterGraphImpl *This = impl_from_IVideoWindow(iface);
    IVideoWindow *pVideoWindow;
    HRESULT hr;
 
    TRACE("(%p/%p)->(%d, %d, %p)\n", This, iface, iTInfo, lcid, ppTInfo);
 
    EnterCriticalSection(&This->cs);
 
    hr = GetTargetInterface(This, &IID_IVideoWindow, (LPVOID*)&pVideoWindow);
 
    if (hr == S_OK)
        hr = IVideoWindow_GetTypeInfo(pVideoWindow, iTInfo, lcid, ppTInfo);
 
    LeaveCriticalSection(&This->cs);
 
    return hr;
}
 
static HRESULT WINAPI VideoWindow_GetIDsOfNames(IVideoWin