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mf: Implement Stop() command for media session. 

Signed-off-by: Nikolay Sivov <nsivov@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Nikolay Sivov 2020-02-28 15:01:04 +03:00 committed by Alexandre Julliard
parent d4cc70e1b6
commit ddfb56c0b7
1 changed files with 71 additions and 0 deletions
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71
dlls/mf/session.c
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@ -79,6 +79,8 @@ enum session_state
SESSION_STATE_PAUSING_SINKS,
SESSION_STATE_PAUSING_SOURCES,
SESSION_STATE_PAUSED,
SESSION_STATE_STOPPING_SINKS,
SESSION_STATE_STOPPING_SOURCES,
SESSION_STATE_CLOSED,
SESSION_STATE_SHUT_DOWN,
};
@ -676,6 +678,36 @@ static void session_pause(struct media_session *session)
LeaveCriticalSection(&session->cs);
}
static void session_stop(struct media_session *session)
{
HRESULT hr = S_OK;
EnterCriticalSection(&session->cs);
switch (session->state)
{
case SESSION_STATE_RUNNING:
case SESSION_STATE_PAUSED:
/* Transition in two steps - pause clock, wait for sinks and pause sources. */
if (SUCCEEDED(hr = IMFPresentationClock_Stop(session->clock)))
session->state = SESSION_STATE_STOPPING_SINKS;
break;
default:
;
}
if (FAILED(hr))
{
session->state = SESSION_STATE_STOPPED;
IMFMediaEventQueue_QueueEventParamVar(session->event_queue, MESessionStopped, &GUID_NULL, hr, NULL);
}
LeaveCriticalSection(&session->cs);
}
static struct media_source *session_get_media_source(struct media_session *session, IMFMediaSource *source)
{
struct media_source *cur;
@ -1503,6 +1535,9 @@ static HRESULT WINAPI session_commands_callback_Invoke(IMFAsyncCallback *iface,
case SESSION_CMD_PAUSE:
session_pause(session);
break;
case SESSION_CMD_STOP:
session_stop(session);
break;
case SESSION_CMD_CLOSE:
EnterCriticalSection(&session->cs);
if (session->state != SESSION_STATE_CLOSED)
@ -1724,6 +1759,7 @@ static void session_set_source_object_state(struct media_session *session, IUnkn
MediaEventType event_type)
{
struct source_node *src_node;
struct output_node *out_node;
struct media_source *src;
enum object_state state;
BOOL changed = FALSE;
@ -1788,6 +1824,22 @@ static void session_set_source_object_state(struct media_session *session, IUnkn
IMFMediaEventQueue_QueueEventParamVar(session->event_queue, MESessionPaused, &GUID_NULL, S_OK, NULL);
break;
case SESSION_STATE_STOPPING_SOURCES:
if (!session_is_source_nodes_state(session, OBJ_STATE_STOPPED))
break;
session->state = SESSION_STATE_STOPPED;
LIST_FOR_EACH_ENTRY(out_node, &session->presentation.output_nodes, struct output_node, entry)
{
IMFStreamSink_Flush(out_node->stream);
}
session_set_caps(session, session->caps & ~MFSESSIONCAP_PAUSE);
IMFMediaEventQueue_QueueEventParamVar(session->event_queue, MESessionStopped, &GUID_NULL, S_OK, NULL);
break;
default:
;
@ -1870,6 +1922,25 @@ static void session_set_sink_stream_state(struct media_session *session, IMFStre
IMFMediaEventQueue_QueueEventParamVar(session->event_queue, MESessionPaused, &GUID_NULL, hr, NULL);
}
break;
case SESSION_STATE_STOPPING_SINKS:
if (!session_is_output_nodes_state(session, OBJ_STATE_STOPPED))
break;
session->state = SESSION_STATE_STOPPING_SOURCES;
LIST_FOR_EACH_ENTRY(source, &session->presentation.sources, struct media_source, entry)
{
if (FAILED(hr = IMFMediaSource_Stop(source->source)))
break;
}
if (FAILED(hr))
{
session->state = SESSION_STATE_STOPPED;
IMFMediaEventQueue_QueueEventParamVar(session->event_queue, MESessionStopped, &GUID_NULL, hr, NULL);
}
break;
default:
;