mirror of
git://source.winehq.org/git/wine.git
synced 2024-11-05 18:01:34 +00:00
evr/sample: Use separate thread for tracking notifications.
Signed-off-by: Nikolay Sivov <nsivov@codeweavers.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Nikolay Sivov
Alexandre Julliard
parent
72977a75a4
commit
2865d4216e
1 changed files with 275 additions and 5 deletions
|
|
@ -103,6 +103,276 @@ static struct surface_buffer *impl_from_IMFGetService(IMFGetService *iface)
|
|||
return CONTAINING_RECORD(iface, struct surface_buffer, IMFGetService_iface);
|
||||
}
|
||||
|
||||
struct tracked_async_result
|
||||
{
|
||||
MFASYNCRESULT result;
|
||||
LONG refcount;
|
||||
IUnknown *object;
|
||||
IUnknown *state;
|
||||
};
|
||||
|
||||
static struct tracked_async_result *impl_from_IMFAsyncResult(IMFAsyncResult *iface)
|
||||
{
|
||||
return CONTAINING_RECORD(iface, struct tracked_async_result, result.AsyncResult);
|
||||
}
|
||||
|
||||
static HRESULT WINAPI tracked_async_result_QueryInterface(IMFAsyncResult *iface, REFIID riid, void **obj)
|
||||
{
|
||||
TRACE("%p, %s, %p.\n", iface, debugstr_guid(riid), obj);
|
||||
|
||||
if (IsEqualIID(riid, &IID_IMFAsyncResult) ||
|
||||
IsEqualIID(riid, &IID_IUnknown))
|
||||
{
|
||||
*obj = iface;
|
||||
IMFAsyncResult_AddRef(iface);
|
||||
return S_OK;
|
||||
}
|
||||
|
||||
*obj = NULL;
|
||||
WARN("Unsupported interface %s.\n", debugstr_guid(riid));
|
||||
return E_NOINTERFACE;
|
||||
}
|
||||
|
||||
static ULONG WINAPI tracked_async_result_AddRef(IMFAsyncResult *iface)
|
||||
{
|
||||
struct tracked_async_result *result = impl_from_IMFAsyncResult(iface);
|
||||
ULONG refcount = InterlockedIncrement(&result->refcount);
|
||||
|
||||
TRACE("%p, %u.\n", iface, refcount);
|
||||
|
||||
return refcount;
|
||||
}
|
||||
|
||||
static ULONG WINAPI tracked_async_result_Release(IMFAsyncResult *iface)
|
||||
{
|
||||
struct tracked_async_result *result = impl_from_IMFAsyncResult(iface);
|
||||
ULONG refcount = InterlockedDecrement(&result->refcount);
|
||||
|
||||
TRACE("%p, %u.\n", iface, refcount);
|
||||
|
||||
if (!refcount)
|
||||
{
|
||||
if (result->result.pCallback)
|
||||
IMFAsyncCallback_Release(result->result.pCallback);
|
||||
if (result->object)
|
||||
IUnknown_Release(result->object);
|
||||
if (result->state)
|
||||
IUnknown_Release(result->state);
|
||||
heap_free(result);
|
||||
}
|
||||
|
||||
return refcount;
|
||||
}
|
||||
|
||||
static HRESULT WINAPI tracked_async_result_GetState(IMFAsyncResult *iface, IUnknown **state)
|
||||
{
|
||||
struct tracked_async_result *result = impl_from_IMFAsyncResult(iface);
|
||||
|
||||
TRACE("%p, %p.\n", iface, state);
|
||||
|
||||
if (!result->state)
|
||||
return E_POINTER;
|
||||
|
||||
*state = result->state;
|
||||
IUnknown_AddRef(*state);
|
||||
|
||||
return S_OK;
|
||||
}
|
||||
|
||||
static HRESULT WINAPI tracked_async_result_GetStatus(IMFAsyncResult *iface)
|
||||
{
|
||||
struct tracked_async_result *result = impl_from_IMFAsyncResult(iface);
|
||||
|
||||
TRACE("%p.\n", iface);
|
||||
|
||||
return result->result.hrStatusResult;
|
||||
}
|
||||
|
||||
static HRESULT WINAPI tracked_async_result_SetStatus(IMFAsyncResult *iface, HRESULT status)
|
||||
{
|
||||
struct tracked_async_result *result = impl_from_IMFAsyncResult(iface);
|
||||
|
||||
TRACE("%p, %#x.\n", iface, status);
|
||||
|
||||
result->result.hrStatusResult = status;
|
||||
|
||||
return S_OK;
|
||||
}
|
||||
|
||||
static HRESULT WINAPI tracked_async_result_GetObject(IMFAsyncResult *iface, IUnknown **object)
|
||||
{
|
||||
struct tracked_async_result *result = impl_from_IMFAsyncResult(iface);
|
||||
|
||||
TRACE("%p, %p.\n", iface, object);
|
||||
|
||||
if (!result->object)
|
||||
return E_POINTER;
|
||||
|
||||
*object = result->object;
|
||||
IUnknown_AddRef(*object);
|
||||
|
||||
return S_OK;
|
||||
}
|
||||
|
||||
static IUnknown * WINAPI tracked_async_result_GetStateNoAddRef(IMFAsyncResult *iface)
|
||||
{
|
||||
struct tracked_async_result *result = impl_from_IMFAsyncResult(iface);
|
||||
|
||||
TRACE("%p.\n", iface);
|
||||
|
||||
return result->state;
|
||||
}
|
||||
|
||||
static const IMFAsyncResultVtbl tracked_async_result_vtbl =
|
||||
{
|
||||
tracked_async_result_QueryInterface,
|
||||
tracked_async_result_AddRef,
|
||||
tracked_async_result_Release,
|
||||
tracked_async_result_GetState,
|
||||
tracked_async_result_GetStatus,
|
||||
tracked_async_result_SetStatus,
|
||||
tracked_async_result_GetObject,
|
||||
tracked_async_result_GetStateNoAddRef,
|
||||
};
|
||||
|
||||
static HRESULT create_async_result(IUnknown *object, IMFAsyncCallback *callback,
|
||||
IUnknown *state, IMFAsyncResult **out)
|
||||
{
|
||||
struct tracked_async_result *result;
|
||||
|
||||
result = heap_alloc_zero(sizeof(*result));
|
||||
if (!result)
|
||||
return E_OUTOFMEMORY;
|
||||
|
||||
result->result.AsyncResult.lpVtbl = &tracked_async_result_vtbl;
|
||||
result->refcount = 1;
|
||||
result->object = object;
|
||||
if (result->object)
|
||||
IUnknown_AddRef(result->object);
|
||||
result->result.pCallback = callback;
|
||||
if (result->result.pCallback)
|
||||
IMFAsyncCallback_AddRef(result->result.pCallback);
|
||||
result->state = state;
|
||||
if (result->state)
|
||||
IUnknown_AddRef(result->state);
|
||||
|
||||
*out = &result->result.AsyncResult;
|
||||
|
||||
return S_OK;
|
||||
}
|
||||
|
||||
struct tracking_thread
|
||||
{
|
||||
HANDLE hthread;
|
||||
DWORD tid;
|
||||
LONG refcount;
|
||||
};
|
||||
static struct tracking_thread tracking_thread;
|
||||
|
||||
static CRITICAL_SECTION tracking_thread_cs = { NULL, -1, 0, 0, 0, 0 };
|
||||
|
||||
enum tracking_thread_message
|
||||
{
|
||||
TRACKM_STOP = WM_USER,
|
||||
TRACKM_INVOKE = WM_USER + 1,
|
||||
};
|
||||
|
||||
static DWORD CALLBACK tracking_thread_proc(void *arg)
|
||||
{
|
||||
HANDLE ready_event = arg;
|
||||
BOOL stop_thread = FALSE;
|
||||
IMFAsyncResult *result;
|
||||
MFASYNCRESULT *data;
|
||||
MSG msg;
|
||||
|
||||
PeekMessageW(&msg, NULL, WM_USER, WM_USER, PM_NOREMOVE);
|
||||
|
||||
SetEvent(ready_event);
|
||||
|
||||
while (!stop_thread)
|
||||
{
|
||||
MsgWaitForMultipleObjects(0, NULL, FALSE, INFINITE, QS_POSTMESSAGE);
|
||||
|
||||
while (PeekMessageW(&msg, NULL, 0, 0, PM_REMOVE))
|
||||
{
|
||||
switch (msg.message)
|
||||
{
|
||||
case TRACKM_INVOKE:
|
||||
result = (IMFAsyncResult *)msg.lParam;
|
||||
data = (MFASYNCRESULT *)result;
|
||||
if (data->pCallback)
|
||||
IMFAsyncCallback_Invoke(data->pCallback, result);
|
||||
IMFAsyncResult_Release(result);
|
||||
break;
|
||||
|
||||
case TRACKM_STOP:
|
||||
stop_thread = TRUE;
|
||||
break;
|
||||
|
||||
default:
|
||||
;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
TRACE("Tracking thread exiting.\n");
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static void video_sample_create_tracking_thread(void)
|
||||
{
|
||||
EnterCriticalSection(&tracking_thread_cs);
|
||||
|
||||
if (++tracking_thread.refcount == 1)
|
||||
{
|
||||
HANDLE ready_event;
|
||||
|
||||
ready_event = CreateEventW(NULL, FALSE, FALSE, NULL);
|
||||
|
||||
if (!(tracking_thread.hthread = CreateThread(NULL, 0, tracking_thread_proc,
|
||||
ready_event, 0, &tracking_thread.tid)))
|
||||
{
|
||||
WARN("Failed to create sample tracking thread.\n");
|
||||
CloseHandle(ready_event);
|
||||
return;
|
||||
}
|
||||
|
||||
WaitForSingleObject(ready_event, INFINITE);
|
||||
CloseHandle(ready_event);
|
||||
|
||||
TRACE("Create tracking thread %#x.\n", tracking_thread.tid);
|
||||
}
|
||||
|
||||
LeaveCriticalSection(&tracking_thread_cs);
|
||||
}
|
||||
|
||||
static void video_sample_stop_tracking_thread(void)
|
||||
{
|
||||
EnterCriticalSection(&tracking_thread_cs);
|
||||
|
||||
if (!--tracking_thread.refcount)
|
||||
{
|
||||
PostThreadMessageW(tracking_thread.tid, TRACKM_STOP, 0, 0);
|
||||
CloseHandle(tracking_thread.hthread);
|
||||
memset(&tracking_thread, 0, sizeof(tracking_thread));
|
||||
}
|
||||
|
||||
LeaveCriticalSection(&tracking_thread_cs);
|
||||
}
|
||||
|
||||
static void video_sample_tracking_thread_invoke(IMFAsyncResult *result)
|
||||
{
|
||||
if (!tracking_thread.tid)
|
||||
{
|
||||
WARN("Sample tracking thread is not initialized.\n");
|
||||
return;
|
||||
}
|
||||
|
||||
IMFAsyncResult_AddRef(result);
|
||||
PostThreadMessageW(tracking_thread.tid, TRACKM_INVOKE, 0, (LPARAM)result);
|
||||
}
|
||||
|
||||
struct sample_allocator
|
||||
{
|
||||
IMFVideoSampleAllocator IMFVideoSampleAllocator_iface;
|
||||
|
|
@ -628,14 +898,11 @@ static ULONG WINAPI video_sample_Release(IMFSample *iface)
|
|||
{
|
||||
struct video_sample *sample = impl_from_IMFSample(iface);
|
||||
ULONG refcount;
|
||||
HRESULT hr;
|
||||
|
||||
IMFSample_LockStore(sample->sample);
|
||||
if (sample->tracked_result && sample->tracked_refcount == (sample->refcount - 1))
|
||||
{
|
||||
/* Call could fail if queue system is not initialized, it's not critical. */
|
||||
if (FAILED(hr = MFInvokeCallback(sample->tracked_result)))
|
||||
WARN("Failed to invoke tracking callback, hr %#x.\n", hr);
|
||||
video_sample_tracking_thread_invoke(sample->tracked_result);
|
||||
IMFAsyncResult_Release(sample->tracked_result);
|
||||
sample->tracked_result = NULL;
|
||||
sample->tracked_refcount = 0;
|
||||
|
|
@ -648,6 +915,7 @@ static ULONG WINAPI video_sample_Release(IMFSample *iface)
|
|||
|
||||
if (!refcount)
|
||||
{
|
||||
video_sample_stop_tracking_thread();
|
||||
if (sample->sample)
|
||||
IMFSample_Release(sample->sample);
|
||||
heap_free(sample);
|
||||
|
|
@ -1132,7 +1400,7 @@ static HRESULT WINAPI tracked_video_sample_SetAllocator(IMFTrackedSample *iface,
|
|||
hr = MF_E_NOTACCEPTING;
|
||||
else
|
||||
{
|
||||
if (SUCCEEDED(hr = MFCreateAsyncResult((IUnknown *)iface, sample_allocator, state, &sample->tracked_result)))
|
||||
if (SUCCEEDED(hr = create_async_result((IUnknown *)iface, sample_allocator, state, &sample->tracked_result)))
|
||||
{
|
||||
/* Account for additional refcount brought by 'state' object. This threshold is used
|
||||
on Release() to invoke tracker callback. */
|
||||
|
|
@ -1428,6 +1696,8 @@ HRESULT WINAPI MFCreateVideoSampleFromSurface(IUnknown *surface, IMFSample **sam
|
|||
if (buffer)
|
||||
IMFSample_AddBuffer(object->sample, buffer);
|
||||
|
||||
video_sample_create_tracking_thread();
|
||||
|
||||
*sample = &object->IMFSample_iface;
|
||||
|
||||
return S_OK;
|
||||
|
|
|
|||
Loading…
Reference in a new issue