C++ debugstr_guid函数代码示例

static HRESULT WINAPI ComponentFactory_CreateDecoder(IWICComponentFactory *iface,
    REFGUID guidContainerFormat, const GUID *pguidVendor,
    IWICBitmapDecoder **ppIDecoder)
{
    IEnumUnknown *enumdecoders;
    IUnknown *unkdecoderinfo;
    IWICBitmapDecoderInfo *decoderinfo;
    IWICBitmapDecoder *decoder = NULL, *preferred_decoder = NULL;
    GUID vendor;
    HRESULT res;
    ULONG num_fetched;

    TRACE("(%p,%s,%s,%p)\n", iface, debugstr_guid(guidContainerFormat),
        debugstr_guid(pguidVendor), ppIDecoder);

    if (!guidContainerFormat || !ppIDecoder) return E_INVALIDARG;

    res = CreateComponentEnumerator(WICDecoder, WICComponentEnumerateDefault, &enumdecoders);
    if (FAILED(res)) return res;

    while (!preferred_decoder)
    {
        res = IEnumUnknown_Next(enumdecoders, 1, &unkdecoderinfo, &num_fetched);
        if (res != S_OK) break;

        res = IUnknown_QueryInterface(unkdecoderinfo, &IID_IWICBitmapDecoderInfo, (void **)&decoderinfo);
        if (SUCCEEDED(res))
        {
            GUID container_guid;

            res = IWICBitmapDecoderInfo_GetContainerFormat(decoderinfo, &container_guid);
            if (SUCCEEDED(res) && IsEqualIID(&container_guid, guidContainerFormat))
            {
                IWICBitmapDecoder *new_decoder;

                res = IWICBitmapDecoderInfo_CreateInstance(decoderinfo, &new_decoder);
                if (SUCCEEDED(res))
                {
                    if (pguidVendor)
                    {
                        res = IWICBitmapDecoderInfo_GetVendorGUID(decoderinfo, &vendor);
                        if (SUCCEEDED(res) && IsEqualIID(&vendor, pguidVendor))
                        {
                            preferred_decoder = new_decoder;
                            new_decoder = NULL;
                        }
                    }

                    if (new_decoder && !decoder)
                    {
                        decoder = new_decoder;
                        new_decoder = NULL;
                    }

                    if (new_decoder) IWICBitmapDecoder_Release(new_decoder);
                }
            }

            IWICBitmapDecoderInfo_Release(decoderinfo);
        }

        IUnknown_Release(unkdecoderinfo);
    }

    IEnumUnknown_Release(enumdecoders);

    if (preferred_decoder)
    {
        *ppIDecoder = preferred_decoder;
        if (decoder) IWICBitmapDecoder_Release(decoder);
        return S_OK;
    }

    if (decoder)
    {
        *ppIDecoder = decoder;
        return S_OK;
    }

    *ppIDecoder = NULL;
    return WINCODEC_ERR_COMPONENTNOTFOUND;
}

static HRESULT WINAPI BindProtocol_QueryInterface(IInternetProtocolEx *iface, REFIID riid, void **ppv)
{
    BindProtocol *This = impl_from_IInternetProtocolEx(iface);

    *ppv = NULL;
    if(IsEqualGUID(&IID_IUnknown, riid)) {
        TRACE("(%p)->(IID_IUnknown %p)\n", This, ppv);
        *ppv = &This->IInternetProtocolEx_iface;
    }else if(IsEqualGUID(&IID_IInternetProtocolRoot, riid)) {
        TRACE("(%p)->(IID_IInternetProtocolRoot %p)\n", This, ppv);
        *ppv = &This->IInternetProtocolEx_iface;
    }else if(IsEqualGUID(&IID_IInternetProtocol, riid)) {
        TRACE("(%p)->(IID_IInternetProtocol %p)\n", This, ppv);
        *ppv = &This->IInternetProtocolEx_iface;
    }else if(IsEqualGUID(&IID_IInternetProtocolEx, riid)) {
        TRACE("(%p)->(IID_IInternetProtocolEx %p)\n", This, ppv);
        *ppv = &This->IInternetProtocolEx_iface;
    }else if(IsEqualGUID(&IID_IInternetBindInfo, riid)) {
        TRACE("(%p)->(IID_IInternetBindInfo %p)\n", This, ppv);
        *ppv = &This->IInternetBindInfo_iface;
    }else if(IsEqualGUID(&IID_IInternetPriority, riid)) {
        TRACE("(%p)->(IID_IInternetPriority %p)\n", This, ppv);
        *ppv = &This->IInternetPriority_iface;
    }else if(IsEqualGUID(&IID_IAuthenticate, riid)) {
        FIXME("(%p)->(IID_IAuthenticate %p)\n", This, ppv);
    }else if(IsEqualGUID(&IID_IServiceProvider, riid)) {
        TRACE("(%p)->(IID_IServiceProvider %p)\n", This, ppv);
        *ppv = &This->IServiceProvider_iface;
    }else if(IsEqualGUID(&IID_IInternetProtocolSink, riid)) {
        TRACE("(%p)->(IID_IInternetProtocolSink %p)\n", This, ppv);
        *ppv = &This->IInternetProtocolSink_iface;
    }else if(IsEqualGUID(&IID_IWinInetInfo, riid)) {
        TRACE("(%p)->(IID_IWinInetInfo %p)\n", This, ppv);

        if(This->protocol) {
            IWinInetInfo *inet_info;
            HRESULT hres;

            hres = IInternetProtocol_QueryInterface(This->protocol, &IID_IWinInetInfo, (void**)&inet_info);
            if(SUCCEEDED(hres)) {
                *ppv = &This->IWinInetHttpInfo_iface;
                IWinInetInfo_Release(inet_info);
            }
        }
    }else if(IsEqualGUID(&IID_IWinInetHttpInfo, riid)) {
        TRACE("(%p)->(IID_IWinInetHttpInfo %p)\n", This, ppv);

        if(This->protocol) {
            IWinInetHttpInfo *http_info;
            HRESULT hres;

            hres = IInternetProtocol_QueryInterface(This->protocol, &IID_IWinInetHttpInfo, (void**)&http_info);
            if(SUCCEEDED(hres)) {
                *ppv = &This->IWinInetHttpInfo_iface;
                IWinInetHttpInfo_Release(http_info);
            }
        }
    }else {
        WARN("not supported interface %s\n", debugstr_guid(riid));
    }

    if(!*ppv)
        return E_NOINTERFACE;

    IUnknown_AddRef((IUnknown*)*ppv);
    return S_OK;
}

static HRESULT WINAPI IDirectSoundFullDuplexImpl_Initialize(IDirectSoundFullDuplex *iface,
        const GUID *capture_dev, const GUID *render_dev, const DSCBUFFERDESC *cbufdesc,
        const DSBUFFERDESC *bufdesc, HWND hwnd, DWORD level, IDirectSoundCaptureBuffer8 **dscb8,
        IDirectSoundBuffer8 **dsb8)
{
    IDirectSoundFullDuplexImpl *This = impl_from_IDirectSoundFullDuplex(iface);
    IDirectSound8 *ds8 = NULL;
    IDirectSoundCapture8 *dsc8 = NULL;
    HRESULT hr;

    TRACE("(%p,%s,%s,%p,%p,%p,%x,%p,%p)\n", This, debugstr_guid(capture_dev),
            debugstr_guid(render_dev), cbufdesc, bufdesc, hwnd, level, dscb8, dsb8);

    if (!dscb8 || !dsb8)
        return E_INVALIDARG;

    *dscb8 = NULL;
    *dsb8 = NULL;

    if (This->ds8_unk || This->dsc8_unk) {
        WARN("already initialized\n");
        return DSERR_ALREADYINITIALIZED;
    }

    hr = IDirectSoundImpl_Create(&This->IUnknown_iface, &IID_IUnknown, (void**)&This->ds8_unk,
            TRUE);
    if (SUCCEEDED(hr)) {
        IUnknown_QueryInterface(This->ds8_unk, &IID_IDirectSound8, (void**)&ds8);
        hr = IDirectSound8_Initialize(ds8, render_dev);
    }
    if (hr != DS_OK) {
        WARN("Creating/initializing IDirectSound8 failed\n");
        goto error;
    }

    IDirectSound8_SetCooperativeLevel(ds8, hwnd, level);

    hr = IDirectSound8_CreateSoundBuffer(ds8, bufdesc, (IDirectSoundBuffer**)dsb8, NULL);
    if (hr != DS_OK) {
        WARN("IDirectSoundBuffer_Create() failed\n");
        goto error;
    }

    hr = IDirectSoundCaptureImpl_Create(&This->IUnknown_iface, &IID_IUnknown,
            (void**)&This->dsc8_unk, TRUE);
    if (SUCCEEDED(hr)) {
        IUnknown_QueryInterface(This->dsc8_unk, &IID_IDirectSoundCapture8, (void**)&dsc8);
        hr = IDirectSoundCapture_Initialize(dsc8, capture_dev);
    }
    if (hr != DS_OK) {
        WARN("Creating/initializing IDirectSoundCapture8 failed\n");
        goto error;
    }

    hr = IDirectSoundCapture_CreateCaptureBuffer(dsc8, cbufdesc,
            (IDirectSoundCaptureBuffer**)dscb8, NULL);
    if (hr != DS_OK) {
        WARN("IDirectSoundCapture_CreateCaptureBuffer() failed\n");
        goto error;
    }

    IDirectSound8_Release(ds8);
    IDirectSoundCapture_Release(dsc8);
    return DS_OK;

error:
    if (*dsb8) {
        IDirectSoundBuffer8_Release(*dsb8);
        *dsb8 = NULL;
    }
    if (ds8)
        IDirectSound8_Release(ds8);
    if (This->ds8_unk) {
        IUnknown_Release(This->ds8_unk);
        This->ds8_unk = NULL;
    }
    if (*dscb8) {
        IDirectSoundCaptureBuffer8_Release(*dscb8);
        *dscb8 = NULL;
    }
    if (dsc8)
        IDirectSoundCapture_Release(dsc8);
    if (This->dsc8_unk) {
        IUnknown_Release(This->dsc8_unk);
        This->dsc8_unk = NULL;
    }
    return hr;
}

static HRESULT WINAPI IAMMultiMediaStreamImpl_AddMediaStream(IAMMultiMediaStream* iface, IUnknown* stream_object, const MSPID* PurposeId,
        DWORD dwFlags, IMediaStream** ppNewStream)
{
    IAMMultiMediaStreamImpl *This = impl_from_IAMMultiMediaStream(iface);
    HRESULT hr;
    IAMMediaStream* pStream;
    IAMMediaStream** pNewStreams;

    TRACE("(%p/%p)->(%p,%s,%x,%p)\n", This, iface, stream_object, debugstr_guid(PurposeId), dwFlags, ppNewStream);

    if (!IsEqualGUID(PurposeId, &MSPID_PrimaryVideo) && !IsEqualGUID(PurposeId, &MSPID_PrimaryAudio))
        return MS_E_PURPOSEID;

    if (stream_object)
        FIXME("Specifying a stream object in params is not yet supported\n");

    if (dwFlags & AMMSF_ADDDEFAULTRENDERER)
    {
        if (IsEqualGUID(PurposeId, &MSPID_PrimaryVideo))
        {
            /* Default renderer not supported by video stream */
            return MS_E_PURPOSEID;
        }
        else
        {
            IBaseFilter* dsoundrender_filter;

            /* Create the default renderer for audio */
            hr = CoCreateInstance(&CLSID_DSoundRender, NULL, CLSCTX_INPROC_SERVER, &IID_IBaseFilter, (LPVOID*)&dsoundrender_filter);
            if (SUCCEEDED(hr))
            {
                hr = IGraphBuilder_AddFilter(This->pFilterGraph, dsoundrender_filter, NULL);
                IBaseFilter_Release(dsoundrender_filter);
            }

            /* No media stream created when the default renderer is used */
            return hr;
        }
    }

    if (IsEqualGUID(PurposeId, &MSPID_PrimaryVideo))
        hr = ddrawmediastream_create((IMultiMediaStream*)iface, PurposeId, This->StreamType, &pStream);
    else
        hr = audiomediastream_create((IMultiMediaStream*)iface, PurposeId, This->StreamType, &pStream);
    if (SUCCEEDED(hr))
    {
        pNewStreams = CoTaskMemRealloc(This->pStreams, (This->nbStreams+1) * sizeof(IAMMediaStream*));
        if (!pNewStreams)
        {
            IAMMediaStream_Release(pStream);
            return E_OUTOFMEMORY;
        }
        This->pStreams = pNewStreams;
        This->pStreams[This->nbStreams] = pStream;
        This->nbStreams++;

        if (ppNewStream)
            *ppNewStream = (IMediaStream*)pStream;
    }

    if (SUCCEEDED(hr))
    {
        /* Add stream to the media stream filter */
        IMediaStreamFilter_AddMediaStream(This->media_stream_filter, pStream);
    }

    return hr;
}

static void test_AviMux(void)
{
    test_filter source_filter, sink_filter;
    VIDEOINFOHEADER videoinfoheader;
    IPin *avimux_in, *avimux_out, *pin;
    AM_MEDIA_TYPE source_media_type;
    AM_MEDIA_TYPE *media_type;
    PIN_DIRECTION dir;
    IBaseFilter *avimux;
    IEnumPins *ep;
    IEnumMediaTypes *emt;
    HRESULT hr;

    init_test_filter(&source_filter, PINDIR_OUTPUT, SOURCE_FILTER);
    init_test_filter(&sink_filter, PINDIR_INPUT, SINK_FILTER);

    hr = CoCreateInstance(&CLSID_AviDest, NULL, CLSCTX_INPROC_SERVER, &IID_IBaseFilter, (void**)&avimux);
    ok(hr == S_OK || broken(hr == REGDB_E_CLASSNOTREG),
            "couldn't create AVI Mux filter, hr = %08x\n", hr);
    if(hr != S_OK) {
        win_skip("AVI Mux filter is not registered\n");
        return;
    }

    hr = IBaseFilter_EnumPins(avimux, &ep);
    ok(hr == S_OK, "EnumPins returned %x\n", hr);

    hr = IEnumPins_Next(ep, 1, &avimux_out, NULL);
    ok(hr == S_OK, "Next returned %x\n", hr);
    hr = IPin_QueryDirection(avimux_out, &dir);
    ok(hr == S_OK, "QueryDirection returned %x\n", hr);
    ok(dir == PINDIR_OUTPUT, "dir = %d\n", dir);

    hr = IEnumPins_Next(ep, 1, &avimux_in, NULL);
    ok(hr == S_OK, "Next returned %x\n", hr);
    hr = IPin_QueryDirection(avimux_in, &dir);
    ok(hr == S_OK, "QueryDirection returned %x\n", hr);
    ok(dir == PINDIR_INPUT, "dir = %d\n", dir);
    IEnumPins_Release(ep);

    hr = IPin_EnumMediaTypes(avimux_out, &emt);
    ok(hr == S_OK, "EnumMediaTypes returned %x\n", hr);
    hr = IEnumMediaTypes_Next(emt, 1, &media_type, NULL);
    ok(hr == S_OK, "Next returned %x\n", hr);
    ok(IsEqualIID(&media_type->majortype, &MEDIATYPE_Stream), "majortype = %s\n",
            debugstr_guid(&media_type->majortype));
    ok(IsEqualIID(&media_type->subtype, &MEDIASUBTYPE_Avi), "subtype = %s\n",
            debugstr_guid(&media_type->subtype));
    ok(media_type->bFixedSizeSamples, "bFixedSizeSamples = %x\n", media_type->bFixedSizeSamples);
    ok(!media_type->bTemporalCompression, "bTemporalCompression = %x\n", media_type->bTemporalCompression);
    ok(media_type->lSampleSize == 1, "lSampleSize = %d\n", media_type->lSampleSize);
    ok(IsEqualIID(&media_type->formattype, &GUID_NULL), "formattype = %s\n",
            debugstr_guid(&media_type->formattype));
    ok(!media_type->pUnk, "pUnk = %p\n", media_type->pUnk);
    ok(!media_type->cbFormat, "cbFormat = %d\n", media_type->cbFormat);
    ok(!media_type->pbFormat, "pbFormat = %p\n", media_type->pbFormat);
    CoTaskMemFree(media_type);
    hr = IEnumMediaTypes_Next(emt, 1, &media_type, NULL);
    ok(hr == S_FALSE, "Next returned %x\n", hr);
    IEnumMediaTypes_Release(emt);

    hr = IPin_EnumMediaTypes(avimux_in, &emt);
    ok(hr == S_OK, "EnumMediaTypes returned %x\n", hr);
    hr = IEnumMediaTypes_Reset(emt);
    ok(hr == S_OK, "Reset returned %x\n", hr);
    hr = IEnumMediaTypes_Next(emt, 1, &media_type, NULL);
    ok(hr == S_FALSE, "Next returned %x\n", hr);
    IEnumMediaTypes_Release(emt);

    hr = IPin_ReceiveConnection(avimux_in, &source_filter.IPin_iface, NULL);
    ok(hr == E_POINTER, "ReceiveConnection returned %x\n", hr);

    current_calls_list = NULL;
    memset(&source_media_type, 0, sizeof(AM_MEDIA_TYPE));
    memset(&videoinfoheader, 0, sizeof(VIDEOINFOHEADER));
    source_media_type.majortype = MEDIATYPE_Video;
    source_media_type.subtype = MEDIASUBTYPE_RGB32;
    source_media_type.formattype = FORMAT_VideoInfo;
    source_media_type.bFixedSizeSamples = TRUE;
    source_media_type.lSampleSize = 40000;
    source_media_type.cbFormat = sizeof(VIDEOINFOHEADER);
    source_media_type.pbFormat = (BYTE*)&videoinfoheader;
    videoinfoheader.AvgTimePerFrame = 333333;
    videoinfoheader.bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
    videoinfoheader.bmiHeader.biWidth = 100;
    videoinfoheader.bmiHeader.biHeight = 100;
    videoinfoheader.bmiHeader.biPlanes = 1;
    videoinfoheader.bmiHeader.biBitCount = 32;
    videoinfoheader.bmiHeader.biSizeImage = 40000;
    videoinfoheader.bmiHeader.biClrImportant = 256;
    hr = IPin_ReceiveConnection(avimux_in, &source_filter.IPin_iface, &source_media_type);
    ok(hr == S_OK, "ReceiveConnection returned %x\n", hr);

    hr = IPin_ConnectedTo(avimux_in, &pin);
    ok(hr == S_OK, "ConnectedTo returned %x\n", hr);
    ok(pin == &source_filter.IPin_iface, "incorrect pin: %p, expected %p\n",
            pin, &source_filter.IPin_iface);

    hr = IPin_Connect(avimux_out, &source_filter.IPin_iface, NULL);
    todo_wine ok(hr == VFW_E_INVALID_DIRECTION, "Connect returned %x\n", hr);
//.........这里部分代码省略.........

static HRESULT WINAPI regtasks_GetIDsOfNames(IRegisteredTaskCollection *iface, REFIID riid, LPOLESTR *names,
                                                UINT count, LCID lcid, DISPID *dispid)
{
    FIXME("%p,%s,%p,%u,%u,%p: stub\n", iface, debugstr_guid(riid), names, count, lcid, dispid);
    return E_NOTIMPL;
}

    TRACE("(%p %p %s)\n", pp, p, debugstr_guid(riid));

    if (p) IUnknown_QueryInterface(p, riid, (void **)&new_p);
    if (*pp) IUnknown_Release(*pp);
    *pp = new_p;
    return new_p;
}

/***********************************************************************
 *           AtlInternalQueryInterface     [[email protected]]
 */
HRESULT WINAPI AtlInternalQueryInterface(void* this, const _ATL_INTMAP_ENTRY* pEntries,  REFIID iid, void** ppvObject)
{
    int i = 0;
    HRESULT rc = E_NOINTERFACE;
    TRACE("(%p, %p, %s, %p)\n",this, pEntries, debugstr_guid(iid), ppvObject);

    if (IsEqualGUID(iid,&IID_IUnknown))
    {
        TRACE("Returning IUnknown\n");
        *ppvObject = ((LPSTR)this+pEntries[0].dw);
        IUnknown_AddRef((IUnknown*)*ppvObject);
        return S_OK;
    }

    while (pEntries[i].pFunc != 0)
    {
        TRACE("Trying entry %i (%s %i %p)\n",i,debugstr_guid(pEntries[i].piid),
              pEntries[i].dw, pEntries[i].pFunc);

        if (!pEntries[i].piid || IsEqualGUID(iid,pEntries[i].piid))

/*************************************************************************
 * UuidEqual [[email protected]]
 *
 * PARAMS
 *     UUID *Uuid1        [I] Uuid to compare
 *     UUID *Uuid2        [I] Uuid to compare
 *     RPC_STATUS *Status [O] returns RPC_S_OK
 *
 * RETURNS
 *     TRUE/FALSE
 */
int WINAPI UuidEqual(UUID *Uuid1, UUID *Uuid2, RPC_STATUS *Status)
{
  TRACE("(%s,%s)\n", debugstr_guid(Uuid1), debugstr_guid(Uuid2));
  return !UuidCompare(Uuid1, Uuid2, Status);
}

/*************************************************************************
 * UuidIsNil [[email protected]]
 *
 * PARAMS
 *     UUID *Uuid         [I] Uuid to compare
 *     RPC_STATUS *Status [O] returns RPC_S_OK
 *
 * RETURNS
 *     TRUE/FALSE
 */
int WINAPI UuidIsNil(UUID *Uuid, RPC_STATUS *Status)
{
  TRACE("(%s)\n", debugstr_guid(Uuid));
  if (!Uuid) return TRUE;
  return !UuidCompare(Uuid, &uuid_nil, Status);
}

const char *debugstr_mshtml_guid(const GUID *iid)
{
#define X(x) if(IsEqualGUID(iid, &x)) return #x
    X(DIID_HTMLDocumentEvents);
    X(DIID_HTMLDocumentEvents2);
    X(DIID_HTMLTableEvents);
    X(DIID_HTMLTextContainerEvents);
    X(IID_HTMLPluginContainer);
    X(IID_IConnectionPoint);
    X(IID_IConnectionPointContainer);
    X(IID_ICustomDoc);
    X(IID_IDispatch);
    X(IID_IDispatchEx);
    X(IID_IDispatchJS);
    X(IID_UndocumentedScriptIface);
    X(IID_IEnumConnections);
    X(IID_IEnumVARIANT);
    X(IID_IHlinkTarget);
    X(IID_IHTMLDocument6);
    X(IID_IHTMLDocument7);
    X(IID_IHTMLEditServices);
    X(IID_IHTMLFramesCollection2);
    X(IID_IHTMLPrivateWindow);
    X(IID_IHtmlLoadOptions);
    X(IID_IInternetHostSecurityManager);
    X(IID_IMonikerProp);
    X(IID_IObjectIdentity);
    X(IID_IObjectSafety);
    X(IID_IObjectWithSite);
    X(IID_IOleContainer);
    X(IID_IOleCommandTarget);
    X(IID_IOleControl);
    X(IID_IOleDocument);
    X(IID_IOleDocumentView);
    X(IID_IOleInPlaceActiveObject);
    X(IID_IOleInPlaceFrame);
    X(IID_IOleInPlaceObject);
    X(IID_IOleInPlaceObjectWindowless);
    X(IID_IOleInPlaceUIWindow);
    X(IID_IOleObject);
    X(IID_IOleWindow);
    X(IID_IOptionArray);
    X(IID_IPersist);
    X(IID_IPersistFile);
    X(IID_IPersistHistory);
    X(IID_IPersistMoniker);
    X(IID_IPersistStreamInit);
    X(IID_IPropertyNotifySink);
    X(IID_IProvideClassInfo);
    X(IID_IServiceProvider);
    X(IID_ISupportErrorInfo);
    X(IID_ITargetContainer);
    X(IID_ITravelLogClient);
    X(IID_IUnknown);
    X(IID_IViewObject);
    X(IID_IViewObject2);
    X(IID_IViewObjectEx);
    X(IID_nsCycleCollectionISupports);
    X(IID_nsXPCOMCycleCollectionParticipant);
#define XIID(x) X(IID_##x);
#define XDIID(x) X(DIID_##x);
    TID_LIST
#undef XIID
#undef XDIID
#undef X

    return debugstr_guid(iid);
}

HRESULT WINAPI DllGetClassObject(REFCLSID rclsid, REFIID riid, void **obj)
{
    FIXME("(%s, %s, %p) stub!\n", debugstr_guid(rclsid), debugstr_guid(riid), obj);

    return CLASS_E_CLASSNOTAVAILABLE;
}

static HRESULT WINAPI ComponentFactory_CreateMetadataWriterFromReader(IWICComponentFactory *iface,
        IWICMetadataReader *reader, const GUID *vendor, IWICMetadataWriter **writer)
{
    FIXME("%p,%p,%s,%p: stub\n", iface, reader, debugstr_guid(vendor), writer);
    return E_NOTIMPL;
}

static HRESULT WINAPI ComponentFactory_CreateMetadataWriter(IWICComponentFactory *iface,
        REFGUID format, const GUID *vendor, DWORD options, IWICMetadataWriter **writer)
{
    FIXME("%p,%s,%s,%x,%p: stub\n", iface, debugstr_guid(format), debugstr_guid(vendor), options, writer);
    return E_NOTIMPL;
}

static HRESULT WINAPI ComponentFactory_CreateEncoder(IWICComponentFactory *iface,
    REFGUID guidContainerFormat, const GUID *pguidVendor,
    IWICBitmapEncoder **ppIEncoder)
{
    static int fixme=0;
    IEnumUnknown *enumencoders;
    IUnknown *unkencoderinfo;
    IWICBitmapEncoderInfo *encoderinfo;
    IWICBitmapEncoder *encoder=NULL;
    HRESULT res=S_OK;
    ULONG num_fetched;
    GUID actual_containerformat;

    TRACE("(%p,%s,%s,%p)\n", iface, debugstr_guid(guidContainerFormat),
        debugstr_guid(pguidVendor), ppIEncoder);

    if (pguidVendor && !fixme++)
        FIXME("ignoring vendor GUID\n");

    res = CreateComponentEnumerator(WICEncoder, WICComponentEnumerateDefault, &enumencoders);
    if (FAILED(res)) return res;

    while (!encoder)
    {
        res = IEnumUnknown_Next(enumencoders, 1, &unkencoderinfo, &num_fetched);

        if (res == S_OK)
        {
            res = IUnknown_QueryInterface(unkencoderinfo, &IID_IWICBitmapEncoderInfo, (void**)&encoderinfo);

            if (SUCCEEDED(res))
            {
                res = IWICBitmapEncoderInfo_GetContainerFormat(encoderinfo, &actual_containerformat);

                if (SUCCEEDED(res) && IsEqualGUID(guidContainerFormat, &actual_containerformat))
                {
                    res = IWICBitmapEncoderInfo_CreateInstance(encoderinfo, &encoder);
                    if (FAILED(res))
                        encoder = NULL;
                }

                IWICBitmapEncoderInfo_Release(encoderinfo);
            }

            IUnknown_Release(unkencoderinfo);
        }
        else
            break;
    }

    IEnumUnknown_Release(enumencoders);

    if (encoder)
    {
        *ppIEncoder = encoder;
        return S_OK;
    }
    else
    {
        WARN("failed to create encoder\n");
        *ppIEncoder = NULL;
        return WINCODEC_ERR_COMPONENTNOTFOUND;
    }
}

/*************************************************************************
 *           UuidCreateSequential   [[email protected]]
 *
 * Creates a 128bit UUID.
 *
 * RETURNS
 *
 *  RPC_S_OK if successful.
 *  RPC_S_UUID_LOCAL_ONLY if UUID is only locally unique.
 *
 *  FIXME: No compensation for changes across reloading
 *         this dll or across reboots (e.g. clock going
 *         backwards and swapped network cards). The RFC
 *         suggests using NVRAM for storing persistent
 *         values.
 */
RPC_STATUS WINAPI UuidCreateSequential(UUID *Uuid)
{
    static BOOL initialised;
    static int count;

    ULONGLONG time;
    static ULONGLONG timelast;
    static WORD sequence;

    static DWORD status;
    static BYTE address[MAX_ADAPTER_ADDRESS_LENGTH];

    EnterCriticalSection(&uuid_cs);

    if (!initialised) {
        RPC_UuidGetSystemTime(&timelast);
        count = TICKS_PER_CLOCK_TICK;

        sequence = ((rand() & 0xff) << 8) + (rand() & 0xff);
        sequence &= 0x1fff;

        status = RPC_UuidGetNodeAddress(address);
        initialised = TRUE;
    }

    /* Generate time element of the UUID. Account for going faster
       than our clock as well as the clock going backwards. */
    while (1) {
        RPC_UuidGetSystemTime(&time);
        if (time > timelast) {
            count = 0;
            break;
        }
        if (time < timelast) {
            sequence = (sequence + 1) & 0x1fff;
            count = 0;
            break;
        }
        if (count < TICKS_PER_CLOCK_TICK) {
            count++;
            break;
        }
    }

    timelast = time;
    time += count;

    /* Pack the information into the UUID structure. */

    Uuid->Data1  = (ULONG)(time & 0xffffffff);
    Uuid->Data2  = (unsigned short)((time >> 32) & 0xffff);
    Uuid->Data3  = (unsigned short)((time >> 48) & 0x0fff);

    /* This is a version 1 UUID */
    Uuid->Data3 |= (1 << 12);

    Uuid->Data4[0]  = sequence & 0xff;
    Uuid->Data4[1]  = (sequence & 0x3f00) >> 8;
    Uuid->Data4[1] |= 0x80;
    memcpy(&Uuid->Data4[2], address, ADDRESS_BYTES_NEEDED);

    LeaveCriticalSection(&uuid_cs);

    TRACE("%s\n", debugstr_guid(Uuid));

    return status;
}