Module: wine Branch: master Commit: 43fd6bd94a45fe4fb047f596b35564b32be40d98 URL: https://source.winehq.org/git/wine.git/?a=commit;h=43fd6bd94a45fe4fb047f596b...
Author: Nikolay Sivov nsivov@codeweavers.com Date: Fri Feb 28 15:01:02 2020 +0300
mf: Implement Pause() command for media session.
Signed-off-by: Nikolay Sivov nsivov@codeweavers.com Signed-off-by: Alexandre Julliard julliard@winehq.org
---
dlls/mf/session.c | 63 +++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 63 insertions(+)
diff --git a/dlls/mf/session.c b/dlls/mf/session.c index 70d042cf3d..b2ddad6c96 100644 --- a/dlls/mf/session.c +++ b/dlls/mf/session.c @@ -76,6 +76,9 @@ enum session_state SESSION_STATE_STARTING_SOURCES, SESSION_STATE_STARTING_SINKS, SESSION_STATE_RUNNING, + SESSION_STATE_PAUSING_SINKS, + SESSION_STATE_PAUSING_SOURCES, + SESSION_STATE_PAUSED, SESSION_STATE_CLOSED, SESSION_STATE_SHUT_DOWN, }; @@ -644,6 +647,34 @@ static void session_start(struct media_session *session, const GUID *time_format LeaveCriticalSection(&session->cs); }
+static void session_pause(struct media_session *session) +{ + HRESULT hr; + + EnterCriticalSection(&session->cs); + + switch (session->state) + { + case SESSION_STATE_RUNNING: + + /* Transition in two steps - pause clock, wait for sinks and pause sources. */ + if (SUCCEEDED(hr = IMFPresentationClock_Pause(session->clock))) + session->state = SESSION_STATE_PAUSING_SINKS; + + break; + default: + hr = MF_E_INVALIDREQUEST; + } + + if (FAILED(hr)) + { + session->state = SESSION_STATE_PAUSED; + IMFMediaEventQueue_QueueEventParamVar(session->event_queue, MESessionPaused, &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; @@ -1469,6 +1500,7 @@ static HRESULT WINAPI session_commands_callback_Invoke(IMFAsyncCallback *iface, session_start(session, &op->u.start.time_format, &op->u.start.start_position); break; case SESSION_CMD_PAUSE: + session_pause(session); break; case SESSION_CMD_CLOSE: EnterCriticalSection(&session->cs); @@ -1744,6 +1776,17 @@ static void session_set_source_object_state(struct media_session *session, IUnkn if (SUCCEEDED(session_start_clock(session))) session->state = SESSION_STATE_STARTING_SINKS;
+ break; + case SESSION_STATE_PAUSING_SOURCES: + if (!session_is_source_nodes_state(session, OBJ_STATE_PAUSED)) + break; + + session->state = SESSION_STATE_PAUSED; + + session_set_caps(session, session->caps & ~MFSESSIONCAP_PAUSE); + + IMFMediaEventQueue_QueueEventParamVar(session->event_queue, MESessionPaused, &GUID_NULL, S_OK, NULL); + break; default: ; @@ -1759,6 +1802,7 @@ static void session_set_sink_stream_state(struct media_session *session, IMFStre BOOL changed = FALSE; IMFMediaEvent *event; DWORD caps, flags; + HRESULT hr;
if ((state = session_get_object_state_for_event(event_type)) == OBJ_STATE_INVALID) return; @@ -1806,6 +1850,25 @@ static void session_set_sink_stream_state(struct media_session *session, IMFStre IMFMediaEventQueue_QueueEvent(session->event_queue, event); IMFMediaEvent_Release(event); } + break; + case SESSION_STATE_PAUSING_SINKS: + if (!session_is_output_nodes_state(session, OBJ_STATE_PAUSED)) + break; + + session->state = SESSION_STATE_PAUSING_SOURCES; + + LIST_FOR_EACH_ENTRY(source, &session->presentation.sources, struct media_source, entry) + { + if (FAILED(hr = IMFMediaSource_Pause(source->source))) + break; + } + + if (FAILED(hr)) + { + session->state = SESSION_STATE_PAUSED; + IMFMediaEventQueue_QueueEventParamVar(session->event_queue, MESessionPaused, &GUID_NULL, hr, NULL); + } + break; default: ;