[v2 PATCH 5/5] mfplat: Implement transform activation object.
Nikolay Sivov
nsivov at codeweavers.com
Tue Mar 3 06:46:05 CST 2020
Signed-off-by: Nikolay Sivov <nsivov at codeweavers.com>
---
v2: reset transform pointer on shutdown. Thanks, Alexandre.
dlls/mfplat/main.c | 59 ++++++++++++++++++++++++++++++++++++++++++----
1 file changed, 54 insertions(+), 5 deletions(-)
diff --git a/dlls/mfplat/main.c b/dlls/mfplat/main.c
index a1314f6eb3..09d6a63bba 100644
--- a/dlls/mfplat/main.c
+++ b/dlls/mfplat/main.c
@@ -109,6 +109,7 @@ struct transform_activate
struct attributes attributes;
IMFActivate IMFActivate_iface;
IClassFactory *factory;
+ IMFTransform *transform;
};
struct system_clock
@@ -198,6 +199,8 @@ static ULONG WINAPI transform_activate_Release(IMFActivate *iface)
clear_attributes_object(&activate->attributes);
if (activate->factory)
IClassFactory_Release(activate->factory);
+ if (activate->transform)
+ IMFTransform_Release(activate->transform);
heap_free(activate);
}
@@ -482,21 +485,67 @@ static HRESULT WINAPI transform_activate_CopyAllItems(IMFActivate *iface, IMFAtt
static HRESULT WINAPI transform_activate_ActivateObject(IMFActivate *iface, REFIID riid, void **obj)
{
- FIXME("%p, %s, %p.\n", iface, debugstr_guid(riid), obj);
+ struct transform_activate *activate = impl_from_IMFActivate(iface);
+ CLSID clsid;
+ HRESULT hr;
- return E_NOTIMPL;
+ TRACE("%p, %s, %p.\n", iface, debugstr_guid(riid), obj);
+
+ EnterCriticalSection(&activate->attributes.cs);
+
+ if (!activate->transform)
+ {
+ if (activate->factory)
+ {
+ if (FAILED(hr = IClassFactory_CreateInstance(activate->factory, NULL, &IID_IMFTransform,
+ (void **)&activate->transform)))
+ {
+ hr = MF_E_INVALIDREQUEST;
+ }
+ }
+ else
+ {
+ if (SUCCEEDED(hr = attributes_GetGUID(&activate->attributes, &MFT_TRANSFORM_CLSID_Attribute, &clsid)))
+ {
+ if (FAILED(hr = CoCreateInstance(&clsid, NULL, CLSCTX_INPROC_SERVER, &IID_IMFTransform,
+ (void **)&activate->transform)))
+ {
+ hr = MF_E_INVALIDREQUEST;
+ }
+ }
+ }
+ }
+
+ if (activate->transform)
+ hr = IMFTransform_QueryInterface(activate->transform, riid, obj);
+
+ LeaveCriticalSection(&activate->attributes.cs);
+
+ return hr;
}
static HRESULT WINAPI transform_activate_ShutdownObject(IMFActivate *iface)
{
- FIXME("%p.\n", iface);
+ struct transform_activate *activate = impl_from_IMFActivate(iface);
- return E_NOTIMPL;
+ TRACE("%p.\n", iface);
+
+ EnterCriticalSection(&activate->attributes.cs);
+
+ if (activate->transform)
+ {
+ IMFTransform_Release(activate->transform);
+ activate->transform = NULL;
+ }
+
+ LeaveCriticalSection(&activate->attributes.cs);
+
+ return S_OK;
}
static HRESULT WINAPI transform_activate_DetachObject(IMFActivate *iface)
{
- FIXME("%p.\n", iface);
+ TRACE("%p.\n", iface);
return E_NOTIMPL;
}
--
2.25.1
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