From: Brendan McGrath bmcgrath@codeweavers.com
The order should be: 1. Stop sources; 2. Flush MFTs; 3. Start sources; 4. Request output down the chain of sink inputs; 6. Flush sinks; and 7. Start the clock
This takes place whether we pause before we seek or seek without pause. --- dlls/mf/session.c | 147 ++++++++++++++++++++++++++++++--------------- dlls/mf/tests/mf.c | 7 --- 2 files changed, 99 insertions(+), 55 deletions(-)
diff --git a/dlls/mf/session.c b/dlls/mf/session.c index 483ea6f904f..a10655fc57a 100644 --- a/dlls/mf/session.c +++ b/dlls/mf/session.c @@ -222,6 +222,7 @@ enum presentation_flags SESSION_FLAG_END_OF_PRESENTATION = 0x10, SESSION_FLAG_PENDING_RATE_CHANGE = 0x20, SESSION_FLAG_PENDING_COMMAND = 0x40, + SESSION_FLAG_RESTARTING = 0x80, };
struct media_session @@ -1006,6 +1007,42 @@ static HRESULT session_subscribe_sources(struct media_session *session) return hr; }
+static void session_flush_transforms(struct media_session *session) +{ + struct topo_node *node; + UINT i; + + LIST_FOR_EACH_ENTRY(node, &session->presentation.nodes, struct topo_node, entry) + { + if (node->type == MF_TOPOLOGY_TRANSFORM_NODE) + { + IMFTransform_ProcessMessage(node->object.transform, MFT_MESSAGE_COMMAND_FLUSH, 0); + for (i = 0; i < node->u.transform.output_count; i++) + node->u.transform.outputs[i].requests = 0; /* these requests might have been flushed */ + } + } +} + +static void session_request_sample(struct media_session *session, IMFStreamSink *sink_stream); + +static void session_flush_sinks(struct media_session *session) +{ + struct topo_node *node; + + LIST_FOR_EACH_ENTRY(node, &session->presentation.nodes, struct topo_node, entry) + { + if (node->type == MF_TOPOLOGY_OUTPUT_NODE) + { + if (node->u.sink.requests) + { + node->u.sink.requests--; + session_request_sample(session, node->object.sink_stream); + } + IMFStreamSink_Flush(node->object.sink_stream); + } + } +} + static void session_flush_nodes(struct media_session *session) { struct topo_node *node; @@ -1071,18 +1108,50 @@ static void session_start(struct media_session *session, const GUID *time_format
switch (session->state) { - case SESSION_STATE_STOPPED: + case SESSION_STATE_PAUSED: + case SESSION_STATE_STARTED: + if (!IsEqualGUID(time_format, &GUID_NULL) || start_position->vt != VT_EMPTY) + { + /* We are seeking to a new position, check for invalid positions */ + LIST_FOR_EACH_ENTRY(source, &session->presentation.sources, struct media_source, entry) + { + hr = IMFPresentationDescriptor_GetUINT64(source->pd, &MF_PD_DURATION, (UINT64 *)&duration); + if (SUCCEEDED(hr) && IsEqualGUID(time_format, &GUID_NULL) + && start_position->vt == VT_I8 && start_position->hVal.QuadPart > duration) + { + WARN("Start position %s out of range, hr %#lx.\n", wine_dbgstr_longlong(start_position->hVal.QuadPart), hr); + session_command_complete_with_event(session, MESessionStarted, MF_E_INVALID_POSITION, NULL); + return; + } + }
+ /* Stop sources */ + LIST_FOR_EACH_ENTRY(source, &session->presentation.sources, struct media_source, entry) + { + if (FAILED(hr = IMFMediaSource_Stop(source->source))) + { + WARN("Failed to stop media source %p, hr %#lx.\n", source->source, hr); + session_command_complete_with_event(session, MESessionStarted, hr, NULL); + return; + } + } + + session->presentation.time_format = *time_format; + session->presentation.start_position.vt = VT_EMPTY; + PropVariantCopy(&session->presentation.start_position, start_position); + + /* SESSION_STATE_STARTED -> SESSION_STATE_RESTARTING_SOURCES -> SESSION_STATE_STARTED */ + session->state = SESSION_STATE_RESTARTING_SOURCES; + break; + } + /* fallthrough; we're resuming from the current position */ + case SESSION_STATE_STOPPED: /* Start request with no current topology. */ if (session->presentation.topo_status == MF_TOPOSTATUS_INVALID) { session_command_complete_with_event(session, MESessionStarted, MF_E_INVALIDREQUEST, NULL); break; } - - /* fallthrough */ - case SESSION_STATE_PAUSED: - session->presentation.time_format = *time_format; session->presentation.start_position.vt = VT_EMPTY; PropVariantCopy(&session->presentation.start_position, start_position); @@ -1117,38 +1186,7 @@ static void session_start(struct media_session *session, const GUID *time_format
session->state = SESSION_STATE_STARTING_SOURCES; break; - case SESSION_STATE_STARTED: - /* Check for invalid positions */ - LIST_FOR_EACH_ENTRY(source, &session->presentation.sources, struct media_source, entry) - { - hr = IMFPresentationDescriptor_GetUINT64(source->pd, &MF_PD_DURATION, (UINT64 *)&duration); - if (SUCCEEDED(hr) && IsEqualGUID(time_format, &GUID_NULL) - && start_position->vt == VT_I8 && start_position->hVal.QuadPart > duration) - { - WARN("Start position %s out of range, hr %#lx.\n", wine_dbgstr_longlong(start_position->hVal.QuadPart), hr); - session_command_complete_with_event(session, MESessionStarted, MF_E_INVALID_POSITION, NULL); - return; - } - } - - /* Stop sources */ - LIST_FOR_EACH_ENTRY(source, &session->presentation.sources, struct media_source, entry) - { - if (FAILED(hr = IMFMediaSource_Stop(source->source))) - { - WARN("Failed to stop media source %p, hr %#lx.\n", source->source, hr); - session_command_complete_with_event(session, MESessionStarted, hr, NULL); - return; - } - } - - session->presentation.time_format = *time_format; - session->presentation.start_position.vt = VT_EMPTY; - PropVariantCopy(&session->presentation.start_position, start_position);
- /* SESSION_STATE_STARTED -> SESSION_STATE_RESTARTING_SOURCES -> SESSION_STATE_STARTED */ - session->state = SESSION_STATE_RESTARTING_SOURCES; - break; default: session_command_complete_with_event(session, MESessionStarted, MF_E_INVALIDREQUEST, NULL); break; @@ -3245,15 +3283,6 @@ static void session_set_source_object_state(struct media_session *session, IUnkn
session_set_presentation_clock(session);
- /* If sinks are already started, start session immediately. This can happen when doing a - * seek from SESSION_STATE_STARTED */ - if (session_is_output_nodes_state(session, OBJ_STATE_STARTED) - && SUCCEEDED(session_start_clock(session))) - { - session_set_started(session); - return; - } - if ((session->presentation.flags & SESSION_FLAG_NEEDS_PREROLL) && session_is_output_nodes_state(session, OBJ_STATE_STOPPED)) { MFTIME preroll_time = 0; @@ -3288,15 +3317,37 @@ static void session_set_source_object_state(struct media_session *session, IUnkn } session->state = SESSION_STATE_PREROLLING_SINKS; } - else if (SUCCEEDED(session_start_clock(session))) - session->state = SESSION_STATE_STARTING_SINKS; + else + { + if (session->presentation.flags & SESSION_FLAG_RESTARTING) + { + session->presentation.flags &= ~SESSION_FLAG_RESTARTING; + session_flush_sinks(session); + } + + if (SUCCEEDED(hr = session_start_clock(session))) + { + /* If sinks are already started, start session immediately. This can happen when doing a + * seek from SESSION_STATE_STARTED (i.e. a seek without pause/stop) */ + if (session_is_output_nodes_state(session, OBJ_STATE_STARTED)) + session_set_started(session); + else + session->state = SESSION_STATE_STARTING_SINKS; + } + else + { + WARN("Failed to start session clock %p, hr %#lx.\n", session, hr); + session_command_complete_with_event(session, MESessionStarted, hr, NULL); + } + }
break; case SESSION_STATE_RESTARTING_SOURCES: if (!session_is_source_nodes_state(session, OBJ_STATE_STOPPED)) break;
- session_flush_nodes(session); + session->presentation.flags |= SESSION_FLAG_RESTARTING; + session_flush_transforms(session);
/* Start sources */ LIST_FOR_EACH_ENTRY(source, &session->presentation.sources, struct media_source, entry) diff --git a/dlls/mf/tests/mf.c b/dlls/mf/tests/mf.c index e002898622c..591a9c20bea 100644 --- a/dlls/mf/tests/mf.c +++ b/dlls/mf/tests/mf.c @@ -6692,7 +6692,6 @@ static void test_media_session_Start(void) ok(hr == S_OK, "Unexpected hr %#lx.\n", hr); hr = wait_media_event(session, callback, MESessionStarted, 5000, &propvar); ok(hr == S_OK, "Unexpected hr %#lx.\n", hr); - todo_wine_if(initial_state == SOURCE_PAUSED) compare_object_states(&actual_object_state_record, &expected_object_state_records[initial_state]);
hr = IMFMediaSession_Stop(session); @@ -7630,9 +7629,7 @@ static void test_media_session_seek(void) CHECK_CALLED(test_media_sink_GetPresentationClock); todo_wine CHECK_CALLED(test_media_sink_GetStreamSinkCount); - todo_wine CHECK_CALLED(test_stream_sink_Flush); - todo_wine CHECK_CALLED(test_transform_ProcessMessage_FLUSH);
todo_wine @@ -7693,13 +7690,9 @@ static void test_media_session_seek(void) CHECK_CALLED(test_media_sink_GetPresentationClock); todo_wine CHECK_CALLED(test_media_sink_GetStreamSinkCount); - todo_wine CHECK_CALLED(test_stream_sink_Flush); - todo_wine CHECK_CALLED(test_transform_ProcessMessage_FLUSH); - todo_wine CHECK_CALLED(test_transform_ProcessOutput); - todo_wine CHECK_CALLED(test_media_stream_RequestSample);
todo_wine