quartz: Stub CLSID_AllocPresenter.

dlls/quartz/Makefile.in

@@ -19,6 +19,7 @@ SOURCES = \
 	systemclock.c \
 	videorenderer.c \
 	vmr7.c \
+	vmr7_presenter.c \
 	vmr9.c \
 	window.c
 

dlls/quartz/main.c

@@ -59,6 +59,7 @@ struct object_creation_info
 static const struct object_creation_info object_creation[] =
 {
     { &CLSID_ACMWrapper, acm_wrapper_create },
+    { &CLSID_AllocPresenter, vmr7_presenter_create },
     { &CLSID_AsyncReader, async_reader_create },
     { &CLSID_AudioRender, dsound_render_create },
     { &CLSID_AVIDec, avi_dec_create },

dlls/quartz/quartz_private.h

@@ -81,6 +81,7 @@ HRESULT system_clock_create(IUnknown *outer, IUnknown **out);
 HRESULT seeking_passthrough_create(IUnknown *outer, IUnknown **out);
 HRESULT video_renderer_create(IUnknown *outer, IUnknown **out);
 HRESULT video_renderer_default_create(IUnknown *outer, IUnknown **out);
+HRESULT vmr7_presenter_create(IUnknown *outer, IUnknown **out);
 HRESULT vmr7_create(IUnknown *outer, IUnknown **out);
 HRESULT vmr9_create(IUnknown *outer, IUnknown **out);
 

dlls/quartz/quartz_strmif.idl

@@ -139,3 +139,9 @@ coclass VideoMixingRenderer { interface IBaseFilter; }
     uuid(51b4abf3-748f-4e3b-a276-c828330e926a)
 ]
 coclass VideoMixingRenderer9 { interface IBaseFilter; }
+
+[
+    threading(both),
+    uuid(99d54f63-1a69-41ae-aa4d-c976eb3f0713)
+]
+coclass AllocPresenter {}

dlls/quartz/vmr7_presenter.c

+/*
+ * Default allocator-presenter for the VMR7
+ *
+ * Copyright 2023 Zebediah Figura for CodeWeavers
+ *
+ * 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 "quartz_private.h"
+
+#include "wine/debug.h"
+
+WINE_DEFAULT_DEBUG_CHANNEL(quartz);
+
+struct vmr7_presenter
+{
+    IVMRImagePresenter IVMRImagePresenter_iface;
+    LONG refcount;
+};
+
+static struct vmr7_presenter *impl_from_IVMRImagePresenter(IVMRImagePresenter *iface)
+{
+    return CONTAINING_RECORD(iface, struct vmr7_presenter, IVMRImagePresenter_iface);
+}
+
+static HRESULT WINAPI image_presenter_QueryInterface(IVMRImagePresenter *iface, REFIID iid, void **out)
+{
+    struct vmr7_presenter *presenter = impl_from_IVMRImagePresenter(iface);
+
+    TRACE("presenter %p, iid %s, out %p.\n", presenter, debugstr_guid(iid), out);
+
+    if (IsEqualGUID(iid, &IID_IUnknown) || IsEqualGUID(iid, &IID_IVMRImagePresenter))
+        *out = iface;
+    else
+    {
+        *out = NULL;
+        WARN("%s not implemented, returning E_NOINTERFACE.\n", debugstr_guid(iid));
+        return E_NOINTERFACE;
+    }
+
+    IUnknown_AddRef((IUnknown *)*out);
+    return S_OK;
+}
+
+static ULONG WINAPI image_presenter_AddRef(IVMRImagePresenter *iface)
+{
+    struct vmr7_presenter *presenter = impl_from_IVMRImagePresenter(iface);
+    ULONG refcount = InterlockedIncrement(&presenter->refcount);
+
+    TRACE("%p increasing refcount to %lu.\n", presenter, refcount);
+    return refcount;
+}
+
+static ULONG WINAPI image_presenter_Release(IVMRImagePresenter *iface)
+{
+    struct vmr7_presenter *presenter = impl_from_IVMRImagePresenter(iface);
+    ULONG refcount = InterlockedDecrement(&presenter->refcount);
+
+    TRACE("%p decreasing refcount to %lu.\n", presenter, refcount);
+    if (!refcount)
+        free(presenter);
+    return refcount;
+}
+
+static HRESULT WINAPI image_presenter_StartPresenting(IVMRImagePresenter *iface, DWORD_PTR cookie)
+{
+    FIXME("iface %p, cookie %#Ix, stub!\n", iface, cookie);
+    return E_NOTIMPL;
+}
+
+static HRESULT WINAPI image_presenter_StopPresenting(IVMRImagePresenter *iface, DWORD_PTR cookie)
+{
+    FIXME("iface %p, cookie %#Ix, stub!\n", iface, cookie);
+    return E_NOTIMPL;
+}
+
+static HRESULT WINAPI image_presenter_PresentImage(IVMRImagePresenter *iface,
+        DWORD_PTR cookie, VMRPRESENTATIONINFO *info)
+{
+    FIXME("iface %p, cookie %#Ix, info %p, stub!\n", iface, cookie, info);
+    return E_NOTIMPL;
+}
+
+static const IVMRImagePresenterVtbl image_presenter_vtbl =
+{
+    image_presenter_QueryInterface,
+    image_presenter_AddRef,
+    image_presenter_Release,
+    image_presenter_StartPresenting,
+    image_presenter_StopPresenting,
+    image_presenter_PresentImage,
+};
+
+HRESULT vmr7_presenter_create(IUnknown *outer, IUnknown **out)
+{
+    struct vmr7_presenter *object;
+
+    TRACE("outer %p, out %p.\n", outer, out);
+
+    if (outer)
+        FIXME("Ignoring outer %p.\n", outer);
+
+    if (!(object = calloc(1, sizeof(*object))))
+        return E_OUTOFMEMORY;
+    object->IVMRImagePresenter_iface.lpVtbl = &image_presenter_vtbl;
+    object->refcount = 1;
+
+    TRACE("Created VMR7 default presenter %p.\n", object);
+    *out = (IUnknown *)&object->IVMRSurfaceAllocator_iface;
+    return S_OK;
+}