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evr: Add aggregation support for default mixer object. 

Signed-off-by: Nikolay Sivov <nsivov@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Nikolay Sivov 2020-07-01 15:55:45 +03:00 committed by Alexandre Julliard
parent 17e7de4bdf
commit 1caf8ade07
2 changed files with 63 additions and 12 deletions
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58
dlls/evr/mixer.c
View File

@ -60,6 +60,8 @@ struct video_mixer
IMFVideoMixerBitmap IMFVideoMixerBitmap_iface;
IMFVideoPositionMapper IMFVideoPositionMapper_iface;
IMFVideoProcessor IMFVideoProcessor_iface;
IUnknown IUnknown_inner;
IUnknown *outer_unk;
LONG refcount;
struct input_stream inputs[MAX_MIXER_INPUT_STREAMS];
@ -74,6 +76,11 @@ struct video_mixer
CRITICAL_SECTION cs;
};
static struct video_mixer *impl_from_IUnknown(IUnknown *iface)
{
return CONTAINING_RECORD(iface, struct video_mixer, IUnknown_inner);
}
static struct video_mixer *impl_from_IMFTransform(IMFTransform *iface)
{
return CONTAINING_RECORD(iface, struct video_mixer, IMFTransform_iface);
@ -155,17 +162,20 @@ static void video_mixer_clear_types(struct video_mixer *mixer)
mixer->output.media_type = NULL;
}
static HRESULT WINAPI video_mixer_transform_QueryInterface(IMFTransform *iface, REFIID riid, void **obj)
static HRESULT WINAPI video_mixer_inner_QueryInterface(IUnknown *iface, REFIID riid, void **obj)
{
struct video_mixer *mixer = impl_from_IMFTransform(iface);
struct video_mixer *mixer = impl_from_IUnknown(iface);
TRACE("%p, %s, %p.\n", iface, debugstr_guid(riid), obj);
if (IsEqualIID(riid, &IID_IMFTransform) ||
IsEqualIID(riid, &IID_IUnknown))
if (IsEqualIID(riid, &IID_IUnknown))
{
*obj = iface;
}
else if (IsEqualIID(riid, &IID_IMFTransform))
{
*obj = &mixer->IMFTransform_iface;
}
else if (IsEqualIID(riid, &IID_IMFVideoDeviceID))
{
*obj = &mixer->IMFVideoDeviceID_iface;
@ -206,9 +216,9 @@ static HRESULT WINAPI video_mixer_transform_QueryInterface(IMFTransform *iface,
return S_OK;
}
static ULONG WINAPI video_mixer_transform_AddRef(IMFTransform *iface)
static ULONG WINAPI video_mixer_inner_AddRef(IUnknown *iface)
{
struct video_mixer *mixer = impl_from_IMFTransform(iface);
struct video_mixer *mixer = impl_from_IUnknown(iface);
ULONG refcount = InterlockedIncrement(&mixer->refcount);
TRACE("%p, refcount %u.\n", iface, refcount);
@ -216,9 +226,9 @@ static ULONG WINAPI video_mixer_transform_AddRef(IMFTransform *iface)
return refcount;
}
static ULONG WINAPI video_mixer_transform_Release(IMFTransform *iface)
static ULONG WINAPI video_mixer_inner_Release(IUnknown *iface)
{
struct video_mixer *mixer = impl_from_IMFTransform(iface);
struct video_mixer *mixer = impl_from_IUnknown(iface);
ULONG refcount = InterlockedDecrement(&mixer->refcount);
unsigned int i;
@ -241,6 +251,31 @@ static ULONG WINAPI video_mixer_transform_Release(IMFTransform *iface)
return refcount;
}
static const IUnknownVtbl video_mixer_inner_vtbl =
{
video_mixer_inner_QueryInterface,
video_mixer_inner_AddRef,
video_mixer_inner_Release,
};
static HRESULT WINAPI video_mixer_transform_QueryInterface(IMFTransform *iface, REFIID riid, void **obj)
{
struct video_mixer *mixer = impl_from_IMFTransform(iface);
return IUnknown_QueryInterface(mixer->outer_unk, riid, obj);
}
static ULONG WINAPI video_mixer_transform_AddRef(IMFTransform *iface)
{
struct video_mixer *mixer = impl_from_IMFTransform(iface);
return IUnknown_AddRef(mixer->outer_unk);
}
static ULONG WINAPI video_mixer_transform_Release(IMFTransform *iface)
{
struct video_mixer *mixer = impl_from_IMFTransform(iface);
return IUnknown_Release(mixer->outer_unk);
}
static HRESULT WINAPI video_mixer_transform_GetStreamLimits(IMFTransform *iface, DWORD *input_minimum,
DWORD *input_maximum, DWORD *output_minimum, DWORD *output_maximum)
{
@ -1251,9 +1286,6 @@ HRESULT evr_mixer_create(IUnknown *outer, void **out)
{
struct video_mixer *object;
if (outer)
return E_NOINTERFACE;
if (!(object = calloc(1, sizeof(*object))))
return E_OUTOFMEMORY;
@ -1265,12 +1297,14 @@ HRESULT evr_mixer_create(IUnknown *outer, void **out)
object->IMFVideoMixerBitmap_iface.lpVtbl = &video_mixer_bitmap_vtbl;
object->IMFVideoPositionMapper_iface.lpVtbl = &video_mixer_position_mapper_vtbl;
object->IMFVideoProcessor_iface.lpVtbl = &video_mixer_processor_vtbl;
object->IUnknown_inner.lpVtbl = &video_mixer_inner_vtbl;
object->outer_unk = outer ? outer : &object->IUnknown_inner;
object->refcount = 1;
object->input_count = 1;
video_mixer_init_input(&object->inputs[0]);
InitializeCriticalSection(&object->cs);
*out = &object->IMFTransform_iface;
*out = &object->IUnknown_inner;
return S_OK;
}

17
dlls/evr/tests/evr.c
View File

@ -119,6 +119,7 @@ static void test_aggregation(void)
IBaseFilter *filter, *filter2;
IMFVideoPresenter *presenter;
IUnknown *unk, *unk2;
IMFTransform *mixer;
HRESULT hr;
ULONG ref;
@ -191,6 +192,22 @@ static void test_aggregation(void)
IUnknown_Release(unk);
}
/* Default mixer. */
presenter = (void *)0xdeadbeef;
hr = CoCreateInstance(&CLSID_MFVideoMixer9, &test_outer, CLSCTX_INPROC_SERVER, &IID_IMFTransform,
(void **)&mixer);
ok(hr == E_NOINTERFACE, "Unexpected hr %#x.\n", hr);
ok(!mixer, "Got interface %p.\n", mixer);
hr = CoCreateInstance(&CLSID_MFVideoMixer9, &test_outer, CLSCTX_INPROC_SERVER, &IID_IUnknown, (void **)&unk);
ok(hr == S_OK, "Unexpected hr %#x.\n", hr);
ok(outer_ref == 1, "Got unexpected refcount %d.\n", outer_ref);
ok(unk != &test_outer, "Returned IUnknown should not be outer IUnknown.\n");
ref = get_refcount(unk);
ok(ref == 1, "Got unexpected refcount %d.\n", ref);
IUnknown_Release(unk);
}
#define check_interface(a, b, c) check_interface_(__LINE__, a, b, c)