ReceiveTempSMS
/
Sweden-Number
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

mf: Serialize session commands. 

Signed-off-by: Nikolay Sivov <nsivov@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Nikolay Sivov 2020-05-11 17:53:14 +03:00 committed by Alexandre Julliard
parent 59ae49446e
commit 40c60b7eb8
1 changed files with 75 additions and 27 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

102
dlls/mf/session.c
View File

@ -63,6 +63,7 @@ struct session_op
PROPVARIANT start_position;
} start;
} u;
struct list entry;
};
struct queued_topology
@ -218,6 +219,7 @@ struct media_session
PROPVARIANT start_position;
} presentation;
struct list topologies;
struct list commands;
enum session_state state;
DWORD caps;
CRITICAL_SECTION cs;
@ -530,7 +532,12 @@ static HRESULT session_submit_command(struct media_session *session, struct sess
EnterCriticalSection(&session->cs);
if (SUCCEEDED(hr = session_is_shut_down(session)))
hr = MFPutWorkItem(MFASYNC_CALLBACK_QUEUE_STANDARD, &session->commands_callback, &op->IUnknown_iface);
{
if (list_empty(&session->commands))
hr = MFPutWorkItem(MFASYNC_CALLBACK_QUEUE_STANDARD, &session->commands_callback, &op->IUnknown_iface);
list_add_tail(&session->commands, &op->entry);
IUnknown_AddRef(&op->IUnknown_iface);
}
LeaveCriticalSection(&session->cs);
return hr;
@ -730,6 +737,7 @@ static void session_clear_presentation(struct media_session *session)
struct media_source *source, *source2;
struct media_sink *sink, *sink2;
struct topo_node *node, *node2;
struct session_op *op, *op2;
IMFTopology_Clear(session->presentation.current_topology);
session->presentation.topo_status = MF_TOPOSTATUS_INVALID;
@ -762,6 +770,12 @@ static void session_clear_presentation(struct media_session *session)
IMFMediaEventGenerator_Release(sink->event_generator);
heap_free(sink);
}
LIST_FOR_EACH_ENTRY_SAFE(op, op2, &session->commands, struct session_op, entry)
{
list_remove(&op->entry);
IUnknown_Release(&op->IUnknown_iface);
}
}
static void session_start(struct media_session *session, const GUID *time_format, const PROPVARIANT *start_position)
@ -808,12 +822,66 @@ static void session_start(struct media_session *session, const GUID *time_format
}
}
static void session_command_complete(struct media_session *session)
{
struct session_op *op;
struct list *e;
/* Pop current command, submit next. */
if ((e = list_head(&session->commands)))
{
op = LIST_ENTRY(e, struct session_op, entry);
list_remove(&op->entry);
IUnknown_Release(&op->IUnknown_iface);
}
if ((e = list_head(&session->commands)))
{
op = LIST_ENTRY(e, struct session_op, entry);
MFPutWorkItem(MFASYNC_CALLBACK_QUEUE_STANDARD, &session->commands_callback, &op->IUnknown_iface);
}
}
static void session_set_started(struct media_session *session)
{
struct media_source *source;
unsigned int caps, flags;
IMFMediaEvent *event;
session->state = SESSION_STATE_STARTED;
caps = session->caps | MFSESSIONCAP_PAUSE;
LIST_FOR_EACH_ENTRY(source, &session->presentation.sources, struct media_source, entry)
{
if (SUCCEEDED(IMFMediaSource_GetCharacteristics(source->source, &flags)))
{
if (!(flags & MFMEDIASOURCE_CAN_PAUSE))
{
caps &= ~MFSESSIONCAP_PAUSE;
break;
}
}
}
session_set_caps(session, caps);
if (SUCCEEDED(MFCreateMediaEvent(MESessionStarted, &GUID_NULL, S_OK, NULL, &event)))
{
IMFMediaEvent_SetUINT64(event, &MF_EVENT_PRESENTATION_TIME_OFFSET, 0);
IMFMediaEventQueue_QueueEvent(session->event_queue, event);
IMFMediaEvent_Release(event);
}
session_command_complete(session);
}
static void session_set_paused(struct media_session *session, HRESULT status)
{
session->state = SESSION_STATE_PAUSED;
if (SUCCEEDED(status))
session_set_caps(session, session->caps & ~MFSESSIONCAP_PAUSE);
IMFMediaEventQueue_QueueEventParamVar(session->event_queue, MESessionPaused, &GUID_NULL, status, NULL);
session_command_complete(session);
}
static void session_set_closed(struct media_session *session, HRESULT status)
@ -822,6 +890,7 @@ static void session_set_closed(struct media_session *session, HRESULT status)
if (SUCCEEDED(status))
session_set_caps(session, session->caps & ~(MFSESSIONCAP_START | MFSESSIONCAP_SEEK));
IMFMediaEventQueue_QueueEventParamVar(session->event_queue, MESessionClosed, &GUID_NULL, status, NULL);
session_command_complete(session);
}
static void session_pause(struct media_session *session)
@ -859,6 +928,7 @@ static void session_set_stopped(struct media_session *session, HRESULT status)
IMFMediaEventQueue_QueueEvent(session->event_queue, event);
IMFMediaEvent_Release(event);
}
session_command_complete(session);
}
static void session_stop(struct media_session *session)
@ -1779,9 +1849,11 @@ static HRESULT WINAPI session_commands_callback_Invoke(IMFAsyncCallback *iface,
session_clear_topologies(session);
IMFMediaEventQueue_QueueEventParamVar(session->event_queue, MESessionTopologiesCleared, &GUID_NULL,
S_OK, NULL);
session_command_complete(session);
break;
case SESSION_CMD_SET_TOPOLOGY:
session_set_topology(session, op->u.set_topology.flags, op->u.set_topology.topology);
session_command_complete(session);
break;
case SESSION_CMD_START:
session_start(session, &op->u.start.time_format, &op->u.start.start_position);
@ -2210,8 +2282,6 @@ static void session_set_sink_stream_state(struct media_session *session, IMFStre
{
struct media_source *source;
enum object_state state;
IMFMediaEvent *event;
DWORD caps, flags;
HRESULT hr = S_OK;
BOOL changed;
@ -2234,30 +2304,7 @@ static void session_set_sink_stream_state(struct media_session *session, IMFStre
if (!session_is_output_nodes_state(session, OBJ_STATE_STARTED))
break;
session->state = SESSION_STATE_STARTED;
caps = session->caps | MFSESSIONCAP_PAUSE;
LIST_FOR_EACH_ENTRY(source, &session->presentation.sources, struct media_source, entry)
{
if (SUCCEEDED(IMFMediaSource_GetCharacteristics(source->source, &flags)))
{
if (!(flags & MFMEDIASOURCE_CAN_PAUSE))
{
caps &= ~MFSESSIONCAP_PAUSE;
break;
}
}
}
session_set_caps(session, caps);
if (SUCCEEDED(MFCreateMediaEvent(MESessionStarted, &GUID_NULL, S_OK, NULL, &event)))
{
IMFMediaEvent_SetUINT64(event, &MF_EVENT_PRESENTATION_TIME_OFFSET, 0);
IMFMediaEventQueue_QueueEvent(session->event_queue, event);
IMFMediaEvent_Release(event);
}
session_set_started(session);
break;
case SESSION_STATE_PAUSING_SINKS:
if (!session_is_output_nodes_state(session, OBJ_STATE_PAUSED))
@ -3210,6 +3257,7 @@ HRESULT WINAPI MFCreateMediaSession(IMFAttributes *config, IMFMediaSession **ses
object->sink_finalizer_callback.lpVtbl = &session_sink_finalizer_callback_vtbl;
object->refcount = 1;
list_init(&object->topologies);
list_init(&object->commands);
list_init(&object->presentation.sources);
list_init(&object->presentation.sinks);
list_init(&object->presentation.nodes);