/* * Copyright 2017 Nikolay Sivov * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA */ #include #include #define COBJMACROS #include "windef.h" #include "winbase.h" #include "mfidl.h" #include "mfapi.h" #include "mferror.h" #include "wine/debug.h" #include "wine/heap.h" #include "wine/list.h" #include "mf_private.h" WINE_DEFAULT_DEBUG_CHANNEL(mfplat); enum session_command { SESSION_CMD_CLEAR_TOPOLOGIES, SESSION_CMD_CLOSE, SESSION_CMD_SET_TOPOLOGY, SESSION_CMD_START, SESSION_CMD_PAUSE, SESSION_CMD_STOP, }; struct session_op { IUnknown IUnknown_iface; LONG refcount; enum session_command command; union { struct { DWORD flags; IMFTopology *topology; } set_topology; struct { GUID time_format; PROPVARIANT start_position; } start; } u; }; struct queued_topology { struct list entry; IMFTopology *topology; MF_TOPOSTATUS status; }; enum session_state { SESSION_STATE_STOPPED = 0, SESSION_STATE_STARTING_SOURCES, SESSION_STATE_PREROLLING_SINKS, SESSION_STATE_STARTING_SINKS, SESSION_STATE_STARTED, SESSION_STATE_PAUSING_SINKS, SESSION_STATE_PAUSING_SOURCES, SESSION_STATE_PAUSED, SESSION_STATE_STOPPING_SINKS, SESSION_STATE_STOPPING_SOURCES, SESSION_STATE_FINALIZING_SINKS, SESSION_STATE_CLOSED, SESSION_STATE_SHUT_DOWN, }; enum object_state { OBJ_STATE_STOPPED = 0, OBJ_STATE_STARTED, OBJ_STATE_PAUSED, OBJ_STATE_PREROLLED, OBJ_STATE_INVALID, }; enum media_source_flags { SOURCE_FLAG_END_OF_PRESENTATION = 0x1, }; struct media_source { struct list entry; IMFMediaSource *source; IMFPresentationDescriptor *pd; enum object_state state; unsigned int flags; }; struct media_sink { struct list entry; IMFMediaSink *sink; IMFMediaSinkPreroll *preroll; IMFMediaEventGenerator *event_generator; BOOL finalized; }; struct sample { struct list entry; IMFSample *sample; }; struct transform_stream { struct list samples; unsigned int requests; }; enum topo_node_flags { TOPO_NODE_END_OF_STREAM = 0x1, }; struct topo_node { struct list entry; MF_TOPOLOGY_TYPE type; TOPOID node_id; IMFTopologyNode *node; enum object_state state; unsigned int flags; union { IMFMediaStream *source_stream; IMFStreamSink *sink_stream; IMFTransform *transform; IUnknown *object; } object; union { struct { IMFMediaSource *source; unsigned int stream_id; } source; struct { unsigned int requests; } sink; struct { struct transform_stream *inputs; unsigned int *input_map; unsigned int input_count; struct transform_stream *outputs; unsigned int *output_map; unsigned int output_count; } transform; } u; }; enum presentation_flags { SESSION_FLAG_SOURCES_SUBSCRIBED = 0x1, SESSION_FLAG_PRESENTATION_CLOCK_SET = 0x2, SESSION_FLAG_FINALIZE_SINKS = 0x4, SESSION_FLAG_NEEDS_PREROLL = 0x8, SESSION_FLAG_END_OF_PRESENTATION = 0x10, }; struct media_session { IMFMediaSession IMFMediaSession_iface; IMFGetService IMFGetService_iface; IMFRateSupport IMFRateSupport_iface; IMFRateControl IMFRateControl_iface; IMFAsyncCallback commands_callback; IMFAsyncCallback events_callback; IMFAsyncCallback sink_finalizer_callback; LONG refcount; IMFMediaEventQueue *event_queue; IMFPresentationClock *clock; IMFPresentationTimeSource *system_time_source; IMFRateControl *clock_rate_control; IMFTopoLoader *topo_loader; IMFQualityManager *quality_manager; struct { IMFTopology *current_topology; MF_TOPOSTATUS topo_status; MFTIME clock_stop_time; unsigned int flags; struct list sources; struct list sinks; struct list nodes; /* Latest Start() arguments. */ GUID time_format; PROPVARIANT start_position; } presentation; struct list topologies; enum session_state state; DWORD caps; CRITICAL_SECTION cs; }; struct clock_sink { struct list entry; IMFClockStateSink *state_sink; }; enum clock_command { CLOCK_CMD_START = 0, CLOCK_CMD_STOP, CLOCK_CMD_PAUSE, CLOCK_CMD_SET_RATE, CLOCK_CMD_MAX, }; enum clock_notification { CLOCK_NOTIFY_START, CLOCK_NOTIFY_STOP, CLOCK_NOTIFY_PAUSE, CLOCK_NOTIFY_RESTART, CLOCK_NOTIFY_SET_RATE, }; struct clock_state_change_param { union { LONGLONG offset; float rate; } u; }; struct sink_notification { IUnknown IUnknown_iface; LONG refcount; MFTIME system_time; struct clock_state_change_param param; enum clock_notification notification; IMFClockStateSink *sink; }; struct clock_timer { IUnknown IUnknown_iface; LONG refcount; IMFAsyncResult *result; IMFAsyncCallback *callback; MFWORKITEM_KEY key; struct list entry; }; struct presentation_clock { IMFPresentationClock IMFPresentationClock_iface; IMFRateControl IMFRateControl_iface; IMFTimer IMFTimer_iface; IMFShutdown IMFShutdown_iface; IMFAsyncCallback sink_callback; IMFAsyncCallback timer_callback; LONG refcount; IMFPresentationTimeSource *time_source; IMFClockStateSink *time_source_sink; MFCLOCK_STATE state; LONGLONG start_offset; struct list sinks; struct list timers; float rate; LONGLONG frequency; CRITICAL_SECTION cs; BOOL is_shut_down; }; struct quality_manager { IMFQualityManager IMFQualityManager_iface; LONG refcount; }; static inline struct media_session *impl_from_IMFMediaSession(IMFMediaSession *iface) { return CONTAINING_RECORD(iface, struct media_session, IMFMediaSession_iface); } static struct media_session *impl_from_commands_callback_IMFAsyncCallback(IMFAsyncCallback *iface) { return CONTAINING_RECORD(iface, struct media_session, commands_callback); } static struct media_session *impl_from_events_callback_IMFAsyncCallback(IMFAsyncCallback *iface) { return CONTAINING_RECORD(iface, struct media_session, events_callback); } static struct media_session *impl_from_sink_finalizer_callback_IMFAsyncCallback(IMFAsyncCallback *iface) { return CONTAINING_RECORD(iface, struct media_session, sink_finalizer_callback); } static struct media_session *impl_from_IMFGetService(IMFGetService *iface) { return CONTAINING_RECORD(iface, struct media_session, IMFGetService_iface); } static struct media_session *impl_session_from_IMFRateSupport(IMFRateSupport *iface) { return CONTAINING_RECORD(iface, struct media_session, IMFRateSupport_iface); } static struct media_session *impl_session_from_IMFRateControl(IMFRateControl *iface) { return CONTAINING_RECORD(iface, struct media_session, IMFRateControl_iface); } static struct session_op *impl_op_from_IUnknown(IUnknown *iface) { return CONTAINING_RECORD(iface, struct session_op, IUnknown_iface); } static struct presentation_clock *impl_from_IMFPresentationClock(IMFPresentationClock *iface) { return CONTAINING_RECORD(iface, struct presentation_clock, IMFPresentationClock_iface); } static struct presentation_clock *impl_from_IMFRateControl(IMFRateControl *iface) { return CONTAINING_RECORD(iface, struct presentation_clock, IMFRateControl_iface); } static struct presentation_clock *impl_from_IMFTimer(IMFTimer *iface) { return CONTAINING_RECORD(iface, struct presentation_clock, IMFTimer_iface); } static struct presentation_clock *impl_from_IMFShutdown(IMFShutdown *iface) { return CONTAINING_RECORD(iface, struct presentation_clock, IMFShutdown_iface); } static struct presentation_clock *impl_from_sink_callback_IMFAsyncCallback(IMFAsyncCallback *iface) { return CONTAINING_RECORD(iface, struct presentation_clock, sink_callback); } static struct presentation_clock *impl_from_timer_callback_IMFAsyncCallback(IMFAsyncCallback *iface) { return CONTAINING_RECORD(iface, struct presentation_clock, timer_callback); } static struct clock_timer *impl_clock_timer_from_IUnknown(IUnknown *iface) { return CONTAINING_RECORD(iface, struct clock_timer, IUnknown_iface); } static struct sink_notification *impl_sink_notification_from_IUnknown(IUnknown *iface) { return CONTAINING_RECORD(iface, struct sink_notification, IUnknown_iface); } static struct quality_manager *impl_from_IMFQualityManager(IMFQualityManager *iface) { return CONTAINING_RECORD(iface, struct quality_manager, IMFQualityManager_iface); } /* IMFLocalMFTRegistration */ static HRESULT WINAPI local_mft_registration_QueryInterface(IMFLocalMFTRegistration *iface, REFIID riid, void **obj) { TRACE("%p, %s, %p.\n", iface, debugstr_guid(riid), obj); if (IsEqualIID(riid, &IID_IMFLocalMFTRegistration) || IsEqualIID(riid, &IID_IUnknown)) { *obj = iface; IMFLocalMFTRegistration_AddRef(iface); return S_OK; } WARN("Unexpected %s.\n", debugstr_guid(riid)); *obj = NULL; return E_NOINTERFACE; } static ULONG WINAPI local_mft_registration_AddRef(IMFLocalMFTRegistration *iface) { return 2; } static ULONG WINAPI local_mft_registration_Release(IMFLocalMFTRegistration *iface) { return 1; } static HRESULT WINAPI local_mft_registration_RegisterMFTs(IMFLocalMFTRegistration *iface, MFT_REGISTRATION_INFO *info, DWORD count) { HRESULT hr = S_OK; DWORD i; TRACE("%p, %p, %u.\n", iface, info, count); for (i = 0; i < count; ++i) { if (FAILED(hr = MFTRegisterLocalByCLSID(&info[i].clsid, &info[i].guidCategory, info[i].pszName, info[i].uiFlags, info[i].cInTypes, info[i].pInTypes, info[i].cOutTypes, info[i].pOutTypes))) { break; } } return hr; } static const IMFLocalMFTRegistrationVtbl local_mft_registration_vtbl = { local_mft_registration_QueryInterface, local_mft_registration_AddRef, local_mft_registration_Release, local_mft_registration_RegisterMFTs, }; static IMFLocalMFTRegistration local_mft_registration = { &local_mft_registration_vtbl }; static HRESULT WINAPI session_op_QueryInterface(IUnknown *iface, REFIID riid, void **obj) { if (IsEqualIID(riid, &IID_IUnknown)) { *obj = iface; IUnknown_AddRef(iface); return S_OK; } *obj = NULL; return E_NOINTERFACE; } static ULONG WINAPI session_op_AddRef(IUnknown *iface) { struct session_op *op = impl_op_from_IUnknown(iface); ULONG refcount = InterlockedIncrement(&op->refcount); TRACE("%p, refcount %u.\n", iface, refcount); return refcount; } static ULONG WINAPI session_op_Release(IUnknown *iface) { struct session_op *op = impl_op_from_IUnknown(iface); ULONG refcount = InterlockedDecrement(&op->refcount); TRACE("%p, refcount %u.\n", iface, refcount); if (!refcount) { switch (op->command) { case SESSION_CMD_SET_TOPOLOGY: if (op->u.set_topology.topology) IMFTopology_Release(op->u.set_topology.topology); break; case SESSION_CMD_START: PropVariantClear(&op->u.start.start_position); break; default: ; } heap_free(op); } return refcount; } static IUnknownVtbl session_op_vtbl = { session_op_QueryInterface, session_op_AddRef, session_op_Release, }; static HRESULT create_session_op(enum session_command command, struct session_op **ret) { struct session_op *op; if (!(op = heap_alloc_zero(sizeof(*op)))) return E_OUTOFMEMORY; op->IUnknown_iface.lpVtbl = &session_op_vtbl; op->refcount = 1; op->command = command; *ret = op; return S_OK; } static HRESULT session_is_shut_down(struct media_session *session) { return session->state == SESSION_STATE_SHUT_DOWN ? MF_E_SHUTDOWN : S_OK; } static HRESULT session_submit_command(struct media_session *session, struct session_op *op) { HRESULT hr; EnterCriticalSection(&session->cs); if (SUCCEEDED(hr = session_is_shut_down(session))) hr = MFPutWorkItem(MFASYNC_CALLBACK_QUEUE_STANDARD, &session->commands_callback, &op->IUnknown_iface); LeaveCriticalSection(&session->cs); return hr; } static void session_clear_topologies(struct media_session *session) { struct queued_topology *ptr, *next; LIST_FOR_EACH_ENTRY_SAFE(ptr, next, &session->topologies, struct queued_topology, entry) { list_remove(&ptr->entry); IMFTopology_Release(ptr->topology); heap_free(ptr); } } static void session_set_topo_status(struct media_session *session, HRESULT status, MF_TOPOSTATUS topo_status) { IMFMediaEvent *event; PROPVARIANT param; if (topo_status == MF_TOPOSTATUS_INVALID) return; if (list_empty(&session->topologies)) { FIXME("Unexpectedly empty topology queue.\n"); return; } if (topo_status > session->presentation.topo_status) { struct queued_topology *topology = LIST_ENTRY(list_head(&session->topologies), struct queued_topology, entry); param.vt = VT_UNKNOWN; param.punkVal = (IUnknown *)topology->topology; if (FAILED(MFCreateMediaEvent(MESessionTopologyStatus, &GUID_NULL, status, ¶m, &event))) return; session->presentation.topo_status = topo_status; IMFMediaEvent_SetUINT32(event, &MF_EVENT_TOPOLOGY_STATUS, topo_status); IMFMediaEventQueue_QueueEvent(session->event_queue, event); IMFMediaEvent_Release(event); } } static HRESULT session_bind_output_nodes(IMFTopology *topology) { MF_TOPOLOGY_TYPE node_type; IMFStreamSink *stream_sink; IMFMediaSink *media_sink; WORD node_count = 0, i; IMFTopologyNode *node; IMFActivate *activate; UINT32 stream_id; IUnknown *object; HRESULT hr; hr = IMFTopology_GetNodeCount(topology, &node_count); for (i = 0; i < node_count; ++i) { if (FAILED(hr = IMFTopology_GetNode(topology, i, &node))) break; if (FAILED(hr = IMFTopologyNode_GetNodeType(node, &node_type)) || node_type != MF_TOPOLOGY_OUTPUT_NODE) { IMFTopologyNode_Release(node); continue; } if (SUCCEEDED(hr = IMFTopologyNode_GetObject(node, &object))) { stream_sink = NULL; if (FAILED(IUnknown_QueryInterface(object, &IID_IMFStreamSink, (void **)&stream_sink))) { if (SUCCEEDED(hr = IUnknown_QueryInterface(object, &IID_IMFActivate, (void **)&activate))) { if (SUCCEEDED(hr = IMFActivate_ActivateObject(activate, &IID_IMFMediaSink, (void **)&media_sink))) { if (FAILED(IMFTopologyNode_GetUINT32(node, &MF_TOPONODE_STREAMID, &stream_id))) stream_id = 0; stream_sink = NULL; if (FAILED(IMFMediaSink_GetStreamSinkById(media_sink, stream_id, &stream_sink))) hr = IMFMediaSink_AddStreamSink(media_sink, stream_id, NULL, &stream_sink); if (stream_sink) hr = IMFTopologyNode_SetObject(node, (IUnknown *)stream_sink); IMFMediaSink_Release(media_sink); } IMFActivate_Release(activate); } } if (stream_sink) IMFStreamSink_Release(stream_sink); IUnknown_Release(object); } IMFTopologyNode_Release(node); } return hr; } static void session_set_caps(struct media_session *session, DWORD caps) { DWORD delta = session->caps ^ caps; IMFMediaEvent *event; /* Delta is documented to reflect rate value changes as well, but it's not clear what to compare them to, since session always queries for current object rates. */ if (!delta) return; session->caps = caps; if (FAILED(MFCreateMediaEvent(MESessionCapabilitiesChanged, &GUID_NULL, S_OK, NULL, &event))) return; IMFMediaEvent_SetUINT32(event, &MF_EVENT_SESSIONCAPS, caps); IMFMediaEvent_SetUINT32(event, &MF_EVENT_SESSIONCAPS_DELTA, delta); IMFMediaEventQueue_QueueEvent(session->event_queue, event); IMFMediaEvent_Release(event); } static void transform_release_sample(struct sample *sample) { list_remove(&sample->entry); if (sample->sample) IMFSample_Release(sample->sample); heap_free(sample); } static void transform_stream_drop_samples(struct transform_stream *stream) { struct sample *sample, *sample2; LIST_FOR_EACH_ENTRY_SAFE(sample, sample2, &stream->samples, struct sample, entry) transform_release_sample(sample); } static void release_topo_node(struct topo_node *node) { unsigned int i; switch (node->type) { case MF_TOPOLOGY_SOURCESTREAM_NODE: if (node->u.source.source) IMFMediaSource_Release(node->u.source.source); break; case MF_TOPOLOGY_TRANSFORM_NODE: for (i = 0; i < node->u.transform.input_count; ++i) transform_stream_drop_samples(&node->u.transform.inputs[i]); for (i = 0; i < node->u.transform.output_count; ++i) transform_stream_drop_samples(&node->u.transform.outputs[i]); heap_free(node->u.transform.inputs); heap_free(node->u.transform.outputs); heap_free(node->u.transform.input_map); heap_free(node->u.transform.output_map); break; default: ; } if (node->object.object) IUnknown_Release(node->object.object); if (node->node) IMFTopologyNode_Release(node->node); heap_free(node); } static void session_clear_presentation(struct media_session *session) { struct media_source *source, *source2; struct media_sink *sink, *sink2; struct topo_node *node, *node2; IMFTopology_Clear(session->presentation.current_topology); session->presentation.topo_status = MF_TOPOSTATUS_INVALID; LIST_FOR_EACH_ENTRY_SAFE(source, source2, &session->presentation.sources, struct media_source, entry) { list_remove(&source->entry); if (source->source) IMFMediaSource_Release(source->source); if (source->pd) IMFPresentationDescriptor_Release(source->pd); heap_free(source); } LIST_FOR_EACH_ENTRY_SAFE(node, node2, &session->presentation.nodes, struct topo_node, entry) { list_remove(&node->entry); release_topo_node(node); } LIST_FOR_EACH_ENTRY_SAFE(sink, sink2, &session->presentation.sinks, struct media_sink, entry) { list_remove(&sink->entry); if (sink->sink) IMFMediaSink_Release(sink->sink); if (sink->preroll) IMFMediaSinkPreroll_Release(sink->preroll); if (sink->event_generator) IMFMediaEventGenerator_Release(sink->event_generator); heap_free(sink); } } static void session_start(struct media_session *session, const GUID *time_format, const PROPVARIANT *start_position) { struct media_source *source; HRESULT hr; EnterCriticalSection(&session->cs); switch (session->state) { case SESSION_STATE_STOPPED: case SESSION_STATE_PAUSED: session->presentation.time_format = *time_format; session->presentation.start_position.vt = VT_EMPTY; PropVariantCopy(&session->presentation.start_position, start_position); LIST_FOR_EACH_ENTRY(source, &session->presentation.sources, struct media_source, entry) { if (!(session->presentation.flags & SESSION_FLAG_SOURCES_SUBSCRIBED)) { if (FAILED(hr = IMFMediaSource_BeginGetEvent(source->source, &session->events_callback, (IUnknown *)source->source))) { WARN("Failed to subscribe to source events, hr %#x.\n", hr); } } if (FAILED(hr = IMFMediaSource_Start(source->source, source->pd, &GUID_NULL, start_position))) WARN("Failed to start media source %p, hr %#x.\n", source->source, hr); } session->presentation.flags |= SESSION_FLAG_SOURCES_SUBSCRIBED; session->state = SESSION_STATE_STARTING_SOURCES; break; case SESSION_STATE_STARTED: FIXME("Seeking is not implemented.\n"); break; case SESSION_STATE_CLOSED: IMFMediaEventQueue_QueueEventParamVar(session->event_queue, MESessionStarted, &GUID_NULL, MF_E_INVALIDREQUEST, NULL); break; default: ; } LeaveCriticalSection(&session->cs); } static void session_pause(struct media_session *session) { HRESULT hr; EnterCriticalSection(&session->cs); switch (session->state) { case SESSION_STATE_STARTED: /* 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 void session_set_stopped(struct media_session *session, HRESULT status) { MediaEventType event_type; IMFMediaEvent *event; session->state = SESSION_STATE_STOPPED; event_type = session->presentation.flags & SESSION_FLAG_END_OF_PRESENTATION ? MESessionEnded : MESessionStopped; if (SUCCEEDED(MFCreateMediaEvent(event_type, &GUID_NULL, status, NULL, &event))) { IMFMediaEvent_SetUINT64(event, &MF_SESSION_APPROX_EVENT_OCCURRENCE_TIME, session->presentation.clock_stop_time); IMFMediaEventQueue_QueueEvent(session->event_queue, event); IMFMediaEvent_Release(event); } } static void session_stop(struct media_session *session) { HRESULT hr; EnterCriticalSection(&session->cs); switch (session->state) { case SESSION_STATE_STARTED: case SESSION_STATE_PAUSED: /* Transition in two steps - pause clock, wait for sinks and pause sources. */ IMFPresentationClock_GetTime(session->clock, &session->presentation.clock_stop_time); if (SUCCEEDED(hr = IMFPresentationClock_Stop(session->clock))) session->state = SESSION_STATE_STOPPING_SINKS; else session_set_stopped(session, hr); break; case SESSION_STATE_STOPPED: IMFMediaEventQueue_QueueEventParamVar(session->event_queue, MESessionStopped, &GUID_NULL, S_OK, NULL); break; default: ; } LeaveCriticalSection(&session->cs); } static HRESULT session_finalize_sinks(struct media_session *session) { IMFFinalizableMediaSink *fin_sink; BOOL sinks_finalized = TRUE; struct media_sink *sink; HRESULT hr = S_OK; session->presentation.flags &= ~SESSION_FLAG_FINALIZE_SINKS; session->state = SESSION_STATE_FINALIZING_SINKS; LIST_FOR_EACH_ENTRY(sink, &session->presentation.sinks, struct media_sink, entry) { if (SUCCEEDED(IMFMediaSink_QueryInterface(sink->sink, &IID_IMFFinalizableMediaSink, (void **)&fin_sink))) { hr = IMFFinalizableMediaSink_BeginFinalize(fin_sink, &session->sink_finalizer_callback, (IUnknown *)fin_sink); IMFFinalizableMediaSink_Release(fin_sink); if (FAILED(hr)) break; sinks_finalized = FALSE; } else sink->finalized = TRUE; } if (sinks_finalized) { session->state = SESSION_STATE_CLOSED; session_set_caps(session, session->caps & ~(MFSESSIONCAP_START | MFSESSIONCAP_SEEK)); IMFMediaEventQueue_QueueEventParamVar(session->event_queue, MESessionClosed, &GUID_NULL, hr, NULL); } return hr; } static void session_close(struct media_session *session) { HRESULT hr = S_OK; EnterCriticalSection(&session->cs); switch (session->state) { case SESSION_STATE_STOPPED: hr = session_finalize_sinks(session); break; case SESSION_STATE_STARTED: case SESSION_STATE_PAUSED: session->presentation.flags |= SESSION_FLAG_FINALIZE_SINKS; if (SUCCEEDED(hr = IMFPresentationClock_Stop(session->clock))) session->state = SESSION_STATE_STOPPING_SINKS; break; case SESSION_STATE_CLOSED: hr = MF_E_INVALIDREQUEST; break; default: ; } if (FAILED(hr)) { session->state = SESSION_STATE_CLOSED; IMFMediaEventQueue_QueueEventParamVar(session->event_queue, MESessionClosed, &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; LIST_FOR_EACH_ENTRY(cur, &session->presentation.sources, struct media_source, entry) { if (source == cur->source) return cur; } return NULL; } static void session_release_media_source(struct media_source *source) { IMFMediaSource_Release(source->source); if (source->pd) IMFPresentationDescriptor_Release(source->pd); heap_free(source); } static HRESULT session_add_media_source(struct media_session *session, IMFTopologyNode *node, IMFMediaSource *source) { struct media_source *media_source; HRESULT hr; if (session_get_media_source(session, source)) return S_FALSE; if (!(media_source = heap_alloc_zero(sizeof(*media_source)))) return E_OUTOFMEMORY; media_source->source = source; IMFMediaSource_AddRef(media_source->source); hr = IMFTopologyNode_GetUnknown(node, &MF_TOPONODE_PRESENTATION_DESCRIPTOR, &IID_IMFPresentationDescriptor, (void **)&media_source->pd); if (SUCCEEDED(hr)) list_add_tail(&session->presentation.sources, &media_source->entry); else session_release_media_source(media_source); return hr; } static void session_raise_topology_set(struct media_session *session, IMFTopology *topology, HRESULT status) { PROPVARIANT param; param.vt = topology ? VT_UNKNOWN : VT_EMPTY; param.punkVal = (IUnknown *)topology; IMFMediaEventQueue_QueueEventParamVar(session->event_queue, MESessionTopologySet, &GUID_NULL, status, ¶m); } static DWORD session_get_object_rate_caps(IUnknown *object) { IMFRateSupport *rate_support; DWORD caps = 0; float rate; if (SUCCEEDED(MFGetService(object, &MF_RATE_CONTROL_SERVICE, &IID_IMFRateSupport, (void **)&rate_support))) { rate = 0.0f; if (SUCCEEDED(IMFRateSupport_GetFastestRate(rate_support, MFRATE_FORWARD, TRUE, &rate)) && rate != 0.0f) caps |= MFSESSIONCAP_RATE_FORWARD; rate = 0.0f; if (SUCCEEDED(IMFRateSupport_GetFastestRate(rate_support, MFRATE_REVERSE, TRUE, &rate)) && rate != 0.0f) caps |= MFSESSIONCAP_RATE_REVERSE; IMFRateSupport_Release(rate_support); } return caps; } static HRESULT session_add_media_sink(struct media_session *session, IMFTopologyNode *node, IMFMediaSink *sink) { struct media_sink *media_sink; DWORD flags; LIST_FOR_EACH_ENTRY(media_sink, &session->presentation.sinks, struct media_sink, entry) { if (sink == media_sink->sink) return S_FALSE; } if (!(media_sink = heap_alloc_zero(sizeof(*media_sink)))) return E_OUTOFMEMORY; media_sink->sink = sink; IMFMediaSink_AddRef(media_sink->sink); IMFMediaSink_QueryInterface(media_sink->sink, &IID_IMFMediaEventGenerator, (void **)&media_sink->event_generator); if (SUCCEEDED(IMFMediaSink_GetCharacteristics(sink, &flags)) && flags & MEDIASINK_CAN_PREROLL) { if (SUCCEEDED(IMFMediaSink_QueryInterface(media_sink->sink, &IID_IMFMediaSinkPreroll, (void **)&media_sink->preroll))) session->presentation.flags |= SESSION_FLAG_NEEDS_PREROLL; } list_add_tail(&session->presentation.sinks, &media_sink->entry); return S_OK; } static HRESULT session_set_transform_stream_info(struct topo_node *node) { unsigned int *input_map = NULL, *output_map = NULL; unsigned int i, input_count, output_count; struct transform_stream *streams; HRESULT hr; hr = IMFTransform_GetStreamCount(node->object.transform, &input_count, &output_count); if (SUCCEEDED(hr) && (input_count > 1 || output_count > 1)) { input_map = heap_calloc(input_count, sizeof(*input_map)); output_map = heap_calloc(output_count, sizeof(*output_map)); if (FAILED(IMFTransform_GetStreamIDs(node->object.transform, input_count, input_map, output_count, output_map))) { /* Assume sequential identifiers. */ heap_free(input_map); heap_free(output_map); input_map = output_map = NULL; } } if (SUCCEEDED(hr)) { streams = heap_calloc(input_count, sizeof(*streams)); for (i = 0; i < input_count; ++i) list_init(&streams[i].samples); node->u.transform.inputs = streams; streams = heap_calloc(output_count, sizeof(*streams)); for (i = 0; i < output_count; ++i) list_init(&streams[i].samples); node->u.transform.outputs = streams; node->u.transform.input_count = input_count; node->u.transform.output_count = output_count; node->u.transform.input_map = input_map; node->u.transform.output_map = output_map; } return hr; } static HRESULT session_append_node(struct media_session *session, IMFTopologyNode *node) { struct topo_node *topo_node; IMFMediaSink *media_sink; IMFStreamDescriptor *sd; HRESULT hr = S_OK; IUnknown *object; if (!(topo_node = heap_alloc_zero(sizeof(*topo_node)))) return E_OUTOFMEMORY; IMFTopologyNode_GetNodeType(node, &topo_node->type); IMFTopologyNode_GetTopoNodeID(node, &topo_node->node_id); topo_node->node = node; IMFTopologyNode_AddRef(topo_node->node); switch (topo_node->type) { case MF_TOPOLOGY_OUTPUT_NODE: if (FAILED(hr = IMFTopologyNode_GetObject(node, &object))) { WARN("Node %s does not have associated object.\n", wine_dbgstr_longlong(topo_node->node_id)); break; } hr = IUnknown_QueryInterface(object, &IID_IMFStreamSink, (void **)&topo_node->object.object); IUnknown_Release(object); if (FAILED(hr)) break; if (FAILED(hr = IMFStreamSink_GetMediaSink(topo_node->object.sink_stream, &media_sink))) break; hr = session_add_media_sink(session, node, media_sink); IMFMediaSink_Release(media_sink); break; case MF_TOPOLOGY_SOURCESTREAM_NODE: if (FAILED(IMFTopologyNode_GetUnknown(node, &MF_TOPONODE_SOURCE, &IID_IMFMediaSource, (void **)&topo_node->u.source.source))) { WARN("Missing MF_TOPONODE_SOURCE, hr %#x.\n", hr); break; } if (FAILED(hr = session_add_media_source(session, node, topo_node->u.source.source))) break; if (FAILED(hr = IMFTopologyNode_GetUnknown(node, &MF_TOPONODE_STREAM_DESCRIPTOR, &IID_IMFStreamDescriptor, (void **)&sd))) { WARN("Missing MF_TOPONODE_STREAM_DESCRIPTOR, hr %#x.\n", hr); break; } hr = IMFStreamDescriptor_GetStreamIdentifier(sd, &topo_node->u.source.stream_id); IMFStreamDescriptor_Release(sd); break; case MF_TOPOLOGY_TRANSFORM_NODE: if (SUCCEEDED(hr = IMFTopologyNode_GetObject(node, &object))) { hr = IUnknown_QueryInterface(object, &IID_IMFTransform, (void **)&topo_node->object.transform); IUnknown_Release(object); } if (SUCCEEDED(hr)) hr = session_set_transform_stream_info(topo_node); else WARN("Failed to get IMFTransform for MFT node, hr %#x.\n", hr); break; case MF_TOPOLOGY_TEE_NODE: FIXME("Unsupported node type %d.\n", topo_node->type); break; default: ; } if (SUCCEEDED(hr)) list_add_tail(&session->presentation.nodes, &topo_node->entry); else release_topo_node(topo_node); return hr; } static HRESULT session_collect_nodes(struct media_session *session) { IMFTopology *topology = session->presentation.current_topology; IMFTopologyNode *node; WORD i, count = 0; HRESULT hr; if (!list_empty(&session->presentation.nodes)) return S_OK; if (FAILED(hr = IMFTopology_GetNodeCount(topology, &count))) return hr; for (i = 0; i < count; ++i) { if (FAILED(hr = IMFTopology_GetNode(topology, i, &node))) { WARN("Failed to get node %u.\n", i); break; } hr = session_append_node(session, node); IMFTopologyNode_Release(node); if (FAILED(hr)) { WARN("Failed to add node %u.\n", i); break; } } return hr; } static HRESULT session_set_current_topology(struct media_session *session, IMFTopology *topology) { struct media_source *source; DWORD caps, object_flags; struct media_sink *sink; struct topo_node *node; IMFMediaEvent *event; HRESULT hr; if (FAILED(hr = IMFTopology_CloneFrom(session->presentation.current_topology, topology))) { WARN("Failed to clone topology, hr %#x.\n", hr); return hr; } session_collect_nodes(session); LIST_FOR_EACH_ENTRY(node, &session->presentation.nodes, struct topo_node, entry) { if (node->type == MF_TOPOLOGY_TRANSFORM_NODE) { if (FAILED(hr = IMFTransform_ProcessMessage(node->object.transform, MFT_MESSAGE_NOTIFY_BEGIN_STREAMING, 0))) return hr; } } /* FIXME: attributes are all zero for now */ if (SUCCEEDED(MFCreateMediaEvent(MESessionNotifyPresentationTime, &GUID_NULL, S_OK, NULL, &event))) { IMFMediaEvent_SetUINT64(event, &MF_EVENT_START_PRESENTATION_TIME, 0); IMFMediaEvent_SetUINT64(event, &MF_EVENT_PRESENTATION_TIME_OFFSET, 0); IMFMediaEvent_SetUINT64(event, &MF_EVENT_START_PRESENTATION_TIME_AT_OUTPUT, 0); IMFMediaEventQueue_QueueEvent(session->event_queue, event); IMFMediaEvent_Release(event); } /* Update session caps. */ caps = MFSESSIONCAP_START | MFSESSIONCAP_SEEK | MFSESSIONCAP_RATE_FORWARD | MFSESSIONCAP_RATE_REVERSE | MFSESSIONCAP_DOES_NOT_USE_NETWORK; LIST_FOR_EACH_ENTRY(source, &session->presentation.sources, struct media_source, entry) { if (!caps) break; object_flags = 0; if (SUCCEEDED(IMFMediaSource_GetCharacteristics(source->source, &object_flags))) { if (!(object_flags & MFMEDIASOURCE_DOES_NOT_USE_NETWORK)) caps &= ~MFSESSIONCAP_DOES_NOT_USE_NETWORK; if (!(object_flags & MFMEDIASOURCE_CAN_SEEK)) caps &= ~MFSESSIONCAP_SEEK; } /* Mask unsupported rate caps. */ caps &= session_get_object_rate_caps((IUnknown *)source->source) | ~(MFSESSIONCAP_RATE_FORWARD | MFSESSIONCAP_RATE_REVERSE); } LIST_FOR_EACH_ENTRY(sink, &session->presentation.sinks, struct media_sink, entry) { if (!caps) break; object_flags = 0; if (SUCCEEDED(IMFMediaSink_GetCharacteristics(sink->sink, &object_flags))) { if (!(object_flags & MEDIASINK_RATELESS)) caps &= session_get_object_rate_caps((IUnknown *)sink->sink) | ~(MFSESSIONCAP_RATE_FORWARD | MFSESSIONCAP_RATE_REVERSE); } } session_set_caps(session, caps); return S_OK; } static void session_set_topology(struct media_session *session, DWORD flags, IMFTopology *topology) { IMFTopology *resolved_topology = NULL; HRESULT hr = S_OK; /* Resolve unless claimed to be full. */ if (!(flags & MFSESSION_SETTOPOLOGY_CLEAR_CURRENT) && topology) { if (!(flags & MFSESSION_SETTOPOLOGY_NORESOLUTION)) { hr = session_bind_output_nodes(topology); if (SUCCEEDED(hr)) hr = IMFTopoLoader_Load(session->topo_loader, topology, &resolved_topology, NULL /* FIXME? */); if (SUCCEEDED(hr)) { topology = resolved_topology; } } } EnterCriticalSection(&session->cs); if (flags & MFSESSION_SETTOPOLOGY_CLEAR_CURRENT) { if ((topology && topology == session->presentation.current_topology) || !topology) { /* FIXME: stop current topology, queue next one. */ session_clear_presentation(session); } else hr = S_FALSE; topology = NULL; } else if (topology && flags & MFSESSION_SETTOPOLOGY_IMMEDIATE) { session_clear_topologies(session); session_clear_presentation(session); } session_raise_topology_set(session, topology, hr); /* With no current topology set it right away, otherwise queue. */ if (topology) { struct queued_topology *queued_topology; if ((queued_topology = heap_alloc_zero(sizeof(*queued_topology)))) { queued_topology->topology = topology; IMFTopology_AddRef(queued_topology->topology); list_add_tail(&session->topologies, &queued_topology->entry); } if (session->presentation.topo_status == MF_TOPOSTATUS_INVALID) { hr = session_set_current_topology(session, topology); session_set_topo_status(session, hr, MF_TOPOSTATUS_READY); } } LeaveCriticalSection(&session->cs); if (resolved_topology) IMFTopology_Release(resolved_topology); } static HRESULT WINAPI mfsession_QueryInterface(IMFMediaSession *iface, REFIID riid, void **out) { struct media_session *session = impl_from_IMFMediaSession(iface); TRACE("%p, %s, %p.\n", iface, debugstr_guid(riid), out); if (IsEqualIID(riid, &IID_IMFMediaSession) || IsEqualIID(riid, &IID_IMFMediaEventGenerator) || IsEqualIID(riid, &IID_IUnknown)) { *out = &session->IMFMediaSession_iface; IMFMediaSession_AddRef(iface); return S_OK; } else if (IsEqualIID(riid, &IID_IMFGetService)) { *out = &session->IMFGetService_iface; IMFMediaSession_AddRef(iface); return S_OK; } WARN("Unsupported %s.\n", debugstr_guid(riid)); *out = NULL; return E_NOINTERFACE; } static ULONG WINAPI mfsession_AddRef(IMFMediaSession *iface) { struct media_session *session = impl_from_IMFMediaSession(iface); ULONG refcount = InterlockedIncrement(&session->refcount); TRACE("%p, refcount %u.\n", iface, refcount); return refcount; } static ULONG WINAPI mfsession_Release(IMFMediaSession *iface) { struct media_session *session = impl_from_IMFMediaSession(iface); ULONG refcount = InterlockedDecrement(&session->refcount); TRACE("%p, refcount %u.\n", iface, refcount); if (!refcount) { session_clear_topologies(session); session_clear_presentation(session); if (session->presentation.current_topology) IMFTopology_Release(session->presentation.current_topology); if (session->event_queue) IMFMediaEventQueue_Release(session->event_queue); if (session->clock) IMFPresentationClock_Release(session->clock); if (session->system_time_source) IMFPresentationTimeSource_Release(session->system_time_source); if (session->clock_rate_control) IMFRateControl_Release(session->clock_rate_control); if (session->topo_loader) IMFTopoLoader_Release(session->topo_loader); if (session->quality_manager) IMFQualityManager_Release(session->quality_manager); DeleteCriticalSection(&session->cs); heap_free(session); } return refcount; } static HRESULT WINAPI mfsession_GetEvent(IMFMediaSession *iface, DWORD flags, IMFMediaEvent **event) { struct media_session *session = impl_from_IMFMediaSession(iface); TRACE("%p, %#x, %p.\n", iface, flags, event); return IMFMediaEventQueue_GetEvent(session->event_queue, flags, event); } static HRESULT WINAPI mfsession_BeginGetEvent(IMFMediaSession *iface, IMFAsyncCallback *callback, IUnknown *state) { struct media_session *session = impl_from_IMFMediaSession(iface); TRACE("%p, %p, %p.\n", iface, callback, state); return IMFMediaEventQueue_BeginGetEvent(session->event_queue, callback, state); } static HRESULT WINAPI mfsession_EndGetEvent(IMFMediaSession *iface, IMFAsyncResult *result, IMFMediaEvent **event) { struct media_session *session = impl_from_IMFMediaSession(iface); TRACE("%p, %p, %p.\n", iface, result, event); return IMFMediaEventQueue_EndGetEvent(session->event_queue, result, event); } static HRESULT WINAPI mfsession_QueueEvent(IMFMediaSession *iface, MediaEventType event_type, REFGUID ext_type, HRESULT hr, const PROPVARIANT *value) { struct media_session *session = impl_from_IMFMediaSession(iface); TRACE("%p, %d, %s, %#x, %p.\n", iface, event_type, debugstr_guid(ext_type), hr, value); return IMFMediaEventQueue_QueueEventParamVar(session->event_queue, event_type, ext_type, hr, value); } static HRESULT WINAPI mfsession_SetTopology(IMFMediaSession *iface, DWORD flags, IMFTopology *topology) { struct media_session *session = impl_from_IMFMediaSession(iface); struct session_op *op; WORD node_count = 0; HRESULT hr; TRACE("%p, %#x, %p.\n", iface, flags, topology); if (topology) { if (FAILED(IMFTopology_GetNodeCount(topology, &node_count)) || node_count == 0) return E_INVALIDARG; } if (FAILED(hr = create_session_op(SESSION_CMD_SET_TOPOLOGY, &op))) return hr; op->u.set_topology.flags = flags; op->u.set_topology.topology = topology; if (op->u.set_topology.topology) IMFTopology_AddRef(op->u.set_topology.topology); hr = session_submit_command(session, op); IUnknown_Release(&op->IUnknown_iface); return hr; } static HRESULT WINAPI mfsession_ClearTopologies(IMFMediaSession *iface) { struct media_session *session = impl_from_IMFMediaSession(iface); struct session_op *op; HRESULT hr; TRACE("%p.\n", iface); if (FAILED(hr = create_session_op(SESSION_CMD_CLEAR_TOPOLOGIES, &op))) return hr; hr = session_submit_command(session, op); IUnknown_Release(&op->IUnknown_iface); return hr; } static HRESULT WINAPI mfsession_Start(IMFMediaSession *iface, const GUID *format, const PROPVARIANT *start_position) { struct media_session *session = impl_from_IMFMediaSession(iface); struct session_op *op; HRESULT hr; TRACE("%p, %s, %p.\n", iface, debugstr_guid(format), start_position); if (!start_position) return E_POINTER; if (FAILED(hr = create_session_op(SESSION_CMD_START, &op))) return hr; op->u.start.time_format = format ? *format : GUID_NULL; hr = PropVariantCopy(&op->u.start.start_position, start_position); if (SUCCEEDED(hr)) hr = session_submit_command(session, op); IUnknown_Release(&op->IUnknown_iface); return hr; } static HRESULT WINAPI mfsession_Pause(IMFMediaSession *iface) { struct media_session *session = impl_from_IMFMediaSession(iface); struct session_op *op; HRESULT hr; TRACE("%p.\n", iface); if (FAILED(hr = create_session_op(SESSION_CMD_PAUSE, &op))) return hr; hr = session_submit_command(session, op); IUnknown_Release(&op->IUnknown_iface); return hr; } static HRESULT WINAPI mfsession_Stop(IMFMediaSession *iface) { struct media_session *session = impl_from_IMFMediaSession(iface); struct session_op *op; HRESULT hr; TRACE("%p.\n", iface); if (FAILED(hr = create_session_op(SESSION_CMD_STOP, &op))) return hr; hr = session_submit_command(session, op); IUnknown_Release(&op->IUnknown_iface); return hr; } static HRESULT WINAPI mfsession_Close(IMFMediaSession *iface) { struct media_session *session = impl_from_IMFMediaSession(iface); struct session_op *op; HRESULT hr; TRACE("%p.\n", iface); if (FAILED(hr = create_session_op(SESSION_CMD_CLOSE, &op))) return hr; hr = session_submit_command(session, op); IUnknown_Release(&op->IUnknown_iface); return hr; } static HRESULT WINAPI mfsession_Shutdown(IMFMediaSession *iface) { struct media_session *session = impl_from_IMFMediaSession(iface); HRESULT hr = S_OK; FIXME("%p.\n", iface); EnterCriticalSection(&session->cs); if (SUCCEEDED(hr = session_is_shut_down(session))) { session->state = SESSION_STATE_SHUT_DOWN; IMFMediaEventQueue_Shutdown(session->event_queue); if (session->quality_manager) IMFQualityManager_Shutdown(session->quality_manager); } LeaveCriticalSection(&session->cs); return hr; } static HRESULT WINAPI mfsession_GetClock(IMFMediaSession *iface, IMFClock **clock) { struct media_session *session = impl_from_IMFMediaSession(iface); HRESULT hr; TRACE("%p, %p.\n", iface, clock); EnterCriticalSection(&session->cs); if (SUCCEEDED(hr = session_is_shut_down(session))) { *clock = (IMFClock *)session->clock; IMFClock_AddRef(*clock); } LeaveCriticalSection(&session->cs); return hr; } static HRESULT WINAPI mfsession_GetSessionCapabilities(IMFMediaSession *iface, DWORD *caps) { struct media_session *session = impl_from_IMFMediaSession(iface); HRESULT hr = S_OK; TRACE("%p, %p.\n", iface, caps); if (!caps) return E_POINTER; EnterCriticalSection(&session->cs); if (SUCCEEDED(hr = session_is_shut_down(session))) *caps = session->caps; LeaveCriticalSection(&session->cs); return hr; } static HRESULT WINAPI mfsession_GetFullTopology(IMFMediaSession *iface, DWORD flags, TOPOID id, IMFTopology **topology) { struct media_session *session = impl_from_IMFMediaSession(iface); struct queued_topology *queued; TOPOID topo_id; HRESULT hr; TRACE("%p, %#x, %s, %p.\n", iface, flags, wine_dbgstr_longlong(id), topology); *topology = NULL; EnterCriticalSection(&session->cs); if (SUCCEEDED(hr = session_is_shut_down(session))) { if (flags & MFSESSION_GETFULLTOPOLOGY_CURRENT) { if (session->presentation.topo_status != MF_TOPOSTATUS_INVALID) *topology = session->presentation.current_topology; else hr = MF_E_INVALIDREQUEST; } else { LIST_FOR_EACH_ENTRY(queued, &session->topologies, struct queued_topology, entry) { if (SUCCEEDED(IMFTopology_GetTopologyID(queued->topology, &topo_id)) && topo_id == id) { *topology = queued->topology; break; } } } if (*topology) IMFTopology_AddRef(*topology); } LeaveCriticalSection(&session->cs); return hr; } static const IMFMediaSessionVtbl mfmediasessionvtbl = { mfsession_QueryInterface, mfsession_AddRef, mfsession_Release, mfsession_GetEvent, mfsession_BeginGetEvent, mfsession_EndGetEvent, mfsession_QueueEvent, mfsession_SetTopology, mfsession_ClearTopologies, mfsession_Start, mfsession_Pause, mfsession_Stop, mfsession_Close, mfsession_Shutdown, mfsession_GetClock, mfsession_GetSessionCapabilities, mfsession_GetFullTopology, }; static HRESULT WINAPI session_get_service_QueryInterface(IMFGetService *iface, REFIID riid, void **obj) { struct media_session *session = impl_from_IMFGetService(iface); return IMFMediaSession_QueryInterface(&session->IMFMediaSession_iface, riid, obj); } static ULONG WINAPI session_get_service_AddRef(IMFGetService *iface) { struct media_session *session = impl_from_IMFGetService(iface); return IMFMediaSession_AddRef(&session->IMFMediaSession_iface); } static ULONG WINAPI session_get_service_Release(IMFGetService *iface) { struct media_session *session = impl_from_IMFGetService(iface); return IMFMediaSession_Release(&session->IMFMediaSession_iface); } static HRESULT WINAPI session_get_service_GetService(IMFGetService *iface, REFGUID service, REFIID riid, void **obj) { struct media_session *session = impl_from_IMFGetService(iface); TRACE("%p, %s, %s, %p.\n", iface, debugstr_guid(service), debugstr_guid(riid), obj); *obj = NULL; if (IsEqualGUID(service, &MF_RATE_CONTROL_SERVICE)) { if (IsEqualIID(riid, &IID_IMFRateSupport)) { *obj = &session->IMFRateSupport_iface; } else if (IsEqualIID(riid, &IID_IMFRateControl)) { *obj = &session->IMFRateControl_iface; } } else if (IsEqualGUID(service, &MF_LOCAL_MFT_REGISTRATION_SERVICE)) { return IMFLocalMFTRegistration_QueryInterface(&local_mft_registration, riid, obj); } else FIXME("Unsupported service %s.\n", debugstr_guid(service)); if (*obj) IUnknown_AddRef((IUnknown *)*obj); return *obj ? S_OK : E_NOINTERFACE; } static const IMFGetServiceVtbl session_get_service_vtbl = { session_get_service_QueryInterface, session_get_service_AddRef, session_get_service_Release, session_get_service_GetService, }; static HRESULT WINAPI session_commands_callback_QueryInterface(IMFAsyncCallback *iface, REFIID riid, void **obj) { if (IsEqualIID(riid, &IID_IMFAsyncCallback) || IsEqualIID(riid, &IID_IUnknown)) { *obj = iface; IMFAsyncCallback_AddRef(iface); return S_OK; } WARN("Unsupported %s.\n", debugstr_guid(riid)); *obj = NULL; return E_NOINTERFACE; } static ULONG WINAPI session_commands_callback_AddRef(IMFAsyncCallback *iface) { struct media_session *session = impl_from_commands_callback_IMFAsyncCallback(iface); return IMFMediaSession_AddRef(&session->IMFMediaSession_iface); } static ULONG WINAPI session_commands_callback_Release(IMFAsyncCallback *iface) { struct media_session *session = impl_from_commands_callback_IMFAsyncCallback(iface); return IMFMediaSession_Release(&session->IMFMediaSession_iface); } static HRESULT WINAPI session_commands_callback_GetParameters(IMFAsyncCallback *iface, DWORD *flags, DWORD *queue) { return E_NOTIMPL; } static HRESULT WINAPI session_commands_callback_Invoke(IMFAsyncCallback *iface, IMFAsyncResult *result) { struct session_op *op = impl_op_from_IUnknown(IMFAsyncResult_GetStateNoAddRef(result)); struct media_session *session = impl_from_commands_callback_IMFAsyncCallback(iface); switch (op->command) { case SESSION_CMD_CLEAR_TOPOLOGIES: EnterCriticalSection(&session->cs); session_clear_topologies(session); LeaveCriticalSection(&session->cs); IMFMediaEventQueue_QueueEventParamVar(session->event_queue, MESessionTopologiesCleared, &GUID_NULL, S_OK, NULL); break; case SESSION_CMD_SET_TOPOLOGY: session_set_topology(session, op->u.set_topology.flags, op->u.set_topology.topology); break; case SESSION_CMD_START: 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_STOP: session_stop(session); break; case SESSION_CMD_CLOSE: session_close(session); break; default: ; } return S_OK; } static const IMFAsyncCallbackVtbl session_commands_callback_vtbl = { session_commands_callback_QueryInterface, session_commands_callback_AddRef, session_commands_callback_Release, session_commands_callback_GetParameters, session_commands_callback_Invoke, }; static HRESULT WINAPI session_events_callback_QueryInterface(IMFAsyncCallback *iface, REFIID riid, void **obj) { if (IsEqualIID(riid, &IID_IMFAsyncCallback) || IsEqualIID(riid, &IID_IUnknown)) { *obj = iface; IMFAsyncCallback_AddRef(iface); return S_OK; } WARN("Unsupported %s.\n", debugstr_guid(riid)); *obj = NULL; return E_NOINTERFACE; } static ULONG WINAPI session_events_callback_AddRef(IMFAsyncCallback *iface) { struct media_session *session = impl_from_events_callback_IMFAsyncCallback(iface); return IMFMediaSession_AddRef(&session->IMFMediaSession_iface); } static ULONG WINAPI session_events_callback_Release(IMFAsyncCallback *iface) { struct media_session *session = impl_from_events_callback_IMFAsyncCallback(iface); return IMFMediaSession_Release(&session->IMFMediaSession_iface); } static HRESULT WINAPI session_events_callback_GetParameters(IMFAsyncCallback *iface, DWORD *flags, DWORD *queue) { return E_NOTIMPL; } static HRESULT session_add_media_stream(struct media_session *session, IMFMediaSource *source, IMFMediaStream *stream) { struct topo_node *node; IMFStreamDescriptor *sd; DWORD stream_id = 0; HRESULT hr; if (FAILED(hr = IMFMediaStream_GetStreamDescriptor(stream, &sd))) return hr; hr = IMFStreamDescriptor_GetStreamIdentifier(sd, &stream_id); IMFStreamDescriptor_Release(sd); if (FAILED(hr)) return hr; LIST_FOR_EACH_ENTRY(node, &session->presentation.nodes, struct topo_node, entry) { if (node->type == MF_TOPOLOGY_SOURCESTREAM_NODE && node->u.source.source == source && node->u.source.stream_id == stream_id) { if (node->object.source_stream) { WARN("Node already has stream set.\n"); return S_FALSE; } node->object.source_stream = stream; IMFMediaStream_AddRef(node->object.source_stream); break; } } return S_OK; } static BOOL session_is_source_nodes_state(struct media_session *session, enum object_state state) { struct media_source *source; struct topo_node *node; LIST_FOR_EACH_ENTRY(source, &session->presentation.sources, struct media_source, entry) { if (source->state != state) return FALSE; } LIST_FOR_EACH_ENTRY(node, &session->presentation.nodes, struct topo_node, entry) { if (node->type == MF_TOPOLOGY_SOURCESTREAM_NODE && node->state != state) return FALSE; } return TRUE; } static BOOL session_is_output_nodes_state(struct media_session *session, enum object_state state) { struct topo_node *node; LIST_FOR_EACH_ENTRY(node, &session->presentation.nodes, struct topo_node, entry) { if (node->type == MF_TOPOLOGY_OUTPUT_NODE && node->state != state) return FALSE; } return TRUE; } static enum object_state session_get_object_state_for_event(MediaEventType event) { switch (event) { case MESourceStarted: case MEStreamStarted: case MEStreamSinkStarted: return OBJ_STATE_STARTED; case MESourcePaused: case MEStreamPaused: case MEStreamSinkPaused: return OBJ_STATE_PAUSED; case MESourceStopped: case MEStreamStopped: case MEStreamSinkStopped: return OBJ_STATE_STOPPED; case MEStreamSinkPrerolled: return OBJ_STATE_PREROLLED; default: return OBJ_STATE_INVALID; } } static void session_set_consumed_clock(IUnknown *object, IMFPresentationClock *clock) { IMFClockConsumer *consumer; if (SUCCEEDED(IUnknown_QueryInterface(object, &IID_IMFClockConsumer, (void **)&consumer))) { IMFClockConsumer_SetPresentationClock(consumer, clock); IMFClockConsumer_Release(consumer); } } static void session_set_presentation_clock(struct media_session *session) { IMFPresentationTimeSource *time_source = NULL; struct media_source *source; struct media_sink *sink; struct topo_node *node; HRESULT hr; 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_NOTIFY_START_OF_STREAM, 0); } if (!(session->presentation.flags & SESSION_FLAG_PRESENTATION_CLOCK_SET)) { /* Attempt to get time source from the sinks. */ LIST_FOR_EACH_ENTRY(sink, &session->presentation.sinks, struct media_sink, entry) { if (SUCCEEDED(IMFMediaSink_QueryInterface(sink->sink, &IID_IMFPresentationTimeSource, (void **)&time_source))) break; } if (time_source) { hr = IMFPresentationClock_SetTimeSource(session->clock, time_source); IMFPresentationTimeSource_Release(time_source); } else hr = IMFPresentationClock_SetTimeSource(session->clock, session->system_time_source); if (FAILED(hr)) WARN("Failed to set time source, hr %#x.\n", hr); LIST_FOR_EACH_ENTRY(node, &session->presentation.nodes, struct topo_node, entry) { if (node->type != MF_TOPOLOGY_OUTPUT_NODE) continue; if (FAILED(hr = IMFStreamSink_BeginGetEvent(node->object.sink_stream, &session->events_callback, node->object.object))) { WARN("Failed to subscribe to stream sink events, hr %#x.\n", hr); } } /* Set clock for all topology nodes. */ LIST_FOR_EACH_ENTRY(source, &session->presentation.sources, struct media_source, entry) { session_set_consumed_clock((IUnknown *)source->source, session->clock); } LIST_FOR_EACH_ENTRY(sink, &session->presentation.sinks, struct media_sink, entry) { if (sink->event_generator && FAILED(hr = IMFMediaEventGenerator_BeginGetEvent(sink->event_generator, &session->events_callback, (IUnknown *)sink->event_generator))) { WARN("Failed to subscribe to sink events, hr %#x.\n", hr); } if (FAILED(hr = IMFMediaSink_SetPresentationClock(sink->sink, session->clock))) WARN("Failed to set presentation clock for the sink, hr %#x.\n", hr); } LIST_FOR_EACH_ENTRY(node, &session->presentation.nodes, struct topo_node, entry) { if (node->type != MF_TOPOLOGY_TRANSFORM_NODE) continue; session_set_consumed_clock(node->object.object, session->clock); } session->presentation.flags |= SESSION_FLAG_PRESENTATION_CLOCK_SET; } } static HRESULT session_start_clock(struct media_session *session) { LONGLONG start_offset = 0; HRESULT hr; if (IsEqualGUID(&session->presentation.time_format, &GUID_NULL)) { if (session->presentation.start_position.vt == VT_EMPTY) start_offset = PRESENTATION_CURRENT_POSITION; else if (session->presentation.start_position.vt == VT_I8) start_offset = session->presentation.start_position.hVal.QuadPart; else FIXME("Unhandled position type %d.\n", session->presentation.start_position.vt); } else FIXME("Unhandled time format %s.\n", debugstr_guid(&session->presentation.time_format)); if (FAILED(hr = IMFPresentationClock_Start(session->clock, start_offset))) WARN("Failed to start session clock, hr %#x.\n", hr); return hr; } static struct topo_node *session_get_node_object(struct media_session *session, IUnknown *object, MF_TOPOLOGY_TYPE node_type) { struct topo_node *node = NULL; LIST_FOR_EACH_ENTRY(node, &session->presentation.nodes, struct topo_node, entry) { if (node->type == node_type && object == node->object.object) break; } return node; } static BOOL session_set_node_object_state(struct media_session *session, IUnknown *object, MF_TOPOLOGY_TYPE node_type, enum object_state state) { struct topo_node *node; BOOL changed = FALSE; if ((node = session_get_node_object(session, object, node_type))) { changed = node->state != state; node->state = state; } return changed; } static void session_set_source_object_state(struct media_session *session, IUnknown *object, MediaEventType event_type) { IMFStreamSink *stream_sink; struct media_source *src; struct media_sink *sink; enum object_state state; struct topo_node *node; unsigned int i, count; BOOL changed = FALSE; HRESULT hr; if ((state = session_get_object_state_for_event(event_type)) == OBJ_STATE_INVALID) return; switch (event_type) { case MESourceStarted: case MESourcePaused: case MESourceStopped: LIST_FOR_EACH_ENTRY(src, &session->presentation.sources, struct media_source, entry) { if (object == (IUnknown *)src->source) { changed = src->state != state; src->state = state; break; } } break; case MEStreamStarted: case MEStreamPaused: case MEStreamStopped: changed = session_set_node_object_state(session, object, MF_TOPOLOGY_SOURCESTREAM_NODE, state); default: ; } if (!changed) return; switch (session->state) { case SESSION_STATE_STARTING_SOURCES: if (!session_is_source_nodes_state(session, OBJ_STATE_STARTED)) break; session_set_topo_status(session, S_OK, MF_TOPOSTATUS_STARTED_SOURCE); session_set_presentation_clock(session); if (session->presentation.flags & SESSION_FLAG_NEEDS_PREROLL) { MFTIME preroll_time = 0; if (session->presentation.start_position.vt == VT_I8) preroll_time = session->presentation.start_position.hVal.QuadPart; /* Mark stream sinks without prerolling support as PREROLLED to keep state test logic generic. */ LIST_FOR_EACH_ENTRY(sink, &session->presentation.sinks, struct media_sink, entry) { if (sink->preroll) { /* FIXME: abort and enter error state on failure. */ if (FAILED(hr = IMFMediaSinkPreroll_NotifyPreroll(sink->preroll, preroll_time))) WARN("Preroll notification failed, hr %#x.\n", hr); } else { if (SUCCEEDED(IMFMediaSink_GetStreamSinkCount(sink->sink, &count))) { for (i = 0; i < count; ++i) { if (SUCCEEDED(IMFMediaSink_GetStreamSinkByIndex(sink->sink, i, &stream_sink))) { session_set_node_object_state(session, (IUnknown *)stream_sink, MF_TOPOLOGY_OUTPUT_NODE, OBJ_STATE_PREROLLED); IMFStreamSink_Release(stream_sink); } } } } } session->state = SESSION_STATE_PREROLLING_SINKS; } else 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; case SESSION_STATE_STOPPING_SOURCES: if (!session_is_source_nodes_state(session, OBJ_STATE_STOPPED)) break; LIST_FOR_EACH_ENTRY(node, &session->presentation.nodes, struct topo_node, entry) { switch (node->type) { case MF_TOPOLOGY_OUTPUT_NODE: IMFStreamSink_Flush(node->object.sink_stream); break; case MF_TOPOLOGY_TRANSFORM_NODE: IMFTransform_ProcessMessage(node->object.transform, MFT_MESSAGE_COMMAND_FLUSH, 0); break; default: ; } } session_set_caps(session, session->caps & ~MFSESSIONCAP_PAUSE); if (session->presentation.flags & SESSION_FLAG_FINALIZE_SINKS) session_finalize_sinks(session); else session_set_stopped(session, S_OK); break; default: ; } } static void session_set_sink_stream_state(struct media_session *session, IMFStreamSink *stream, MediaEventType event_type) { struct media_source *source; enum object_state state; IMFMediaEvent *event; DWORD caps, flags; HRESULT hr = S_OK; BOOL changed; if ((state = session_get_object_state_for_event(event_type)) == OBJ_STATE_INVALID) return; if (!(changed = session_set_node_object_state(session, (IUnknown *)stream, MF_TOPOLOGY_OUTPUT_NODE, state))) return; switch (session->state) { case SESSION_STATE_PREROLLING_SINKS: if (!session_is_output_nodes_state(session, OBJ_STATE_PREROLLED)) break; if (SUCCEEDED(session_start_clock(session))) session->state = SESSION_STATE_STARTING_SINKS; break; case SESSION_STATE_STARTING_SINKS: 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); } 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; 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 (session->presentation.flags & SESSION_FLAG_END_OF_PRESENTATION) IMFMediaSource_Stop(source->source); else if (FAILED(hr = IMFMediaSource_Stop(source->source))) break; } if (session->presentation.flags & SESSION_FLAG_END_OF_PRESENTATION || FAILED(hr)) session_set_stopped(session, hr); break; default: ; } } static struct topo_node *session_get_node_by_id(struct media_session *session, TOPOID id) { struct topo_node *node; LIST_FOR_EACH_ENTRY(node, &session->presentation.nodes, struct topo_node, entry) { if (node->node_id == id) return node; } return NULL; } static DWORD transform_node_get_stream_id(struct topo_node *node, BOOL output, DWORD index) { unsigned int *map = output ? node->u.transform.output_map : node->u.transform.input_map; return map ? map[index] : index; } static struct sample *transform_create_sample(IMFSample *sample) { struct sample *sample_entry = heap_alloc_zero(sizeof(*sample_entry)); if (sample_entry) { sample_entry->sample = sample; if (sample_entry->sample) IMFSample_AddRef(sample_entry->sample); } return sample_entry; } static HRESULT transform_node_pull_samples(struct topo_node *node) { MFT_OUTPUT_STREAM_INFO stream_info; MFT_OUTPUT_DATA_BUFFER *buffers; struct sample *queued_sample; DWORD status = 0; unsigned int i; HRESULT hr; if (!(buffers = heap_calloc(node->u.transform.output_count, sizeof(*buffers)))) return E_OUTOFMEMORY; for (i = 0; i < node->u.transform.output_count; ++i) { buffers[i].dwStreamID = transform_node_get_stream_id(node, TRUE, i); buffers[i].pSample = NULL; buffers[i].dwStatus = 0; buffers[i].pEvents = NULL; memset(&stream_info, 0, sizeof(stream_info)); if (FAILED(hr = IMFTransform_GetOutputStreamInfo(node->object.transform, buffers[i].dwStreamID, &stream_info))) break; if (!(stream_info.dwFlags & MFT_OUTPUT_STREAM_PROVIDES_SAMPLES)) { IMFMediaBuffer *buffer = NULL; hr = MFCreateAlignedMemoryBuffer(stream_info.cbSize, stream_info.cbAlignment, &buffer); if (SUCCEEDED(hr)) hr = MFCreateSample(&buffers[i].pSample); if (SUCCEEDED(hr)) hr = IMFSample_AddBuffer(buffers[i].pSample, buffer); if (buffer) IMFMediaBuffer_Release(buffer); if (FAILED(hr)) break; } } if (SUCCEEDED(hr)) hr = IMFTransform_ProcessOutput(node->object.transform, 0, node->u.transform.output_count, buffers, &status); /* Collect returned samples for all streams. */ for (i = 0; i < node->u.transform.output_count; ++i) { if (buffers[i].pEvents) IMFCollection_Release(buffers[i].pEvents); if (SUCCEEDED(hr) && !(buffers[i].dwStatus & MFT_OUTPUT_DATA_BUFFER_NO_SAMPLE)) { queued_sample = transform_create_sample(buffers[i].pSample); list_add_tail(&node->u.transform.outputs[i].samples, &queued_sample->entry); } if (buffers[i].pSample) IMFSample_Release(buffers[i].pSample); } heap_free(buffers); return hr; } static void session_deliver_sample_to_node(struct media_session *session, IMFTopologyNode *node, unsigned int input, IMFSample *sample) { struct sample *sample_entry, *sample_entry2; DWORD stream_id, downstream_input; IMFTopologyNode *downstream_node; struct topo_node *topo_node; MF_TOPOLOGY_TYPE node_type; BOOL drain = FALSE; TOPOID node_id; unsigned int i; HRESULT hr; IMFTopologyNode_GetNodeType(node, &node_type); IMFTopologyNode_GetTopoNodeID(node, &node_id); topo_node = session_get_node_by_id(session, node_id); switch (node_type) { case MF_TOPOLOGY_OUTPUT_NODE: if (sample) { if (topo_node->u.sink.requests) { if (FAILED(hr = IMFStreamSink_ProcessSample(topo_node->object.sink_stream, sample))) WARN("Stream sink failed to process sample, hr %#x.\n", hr); topo_node->u.sink.requests--; } } else if (FAILED(hr = IMFStreamSink_PlaceMarker(topo_node->object.sink_stream, MFSTREAMSINK_MARKER_ENDOFSEGMENT, NULL, NULL))) { WARN("Failed to place sink marker, hr %#x.\n", hr); } break; case MF_TOPOLOGY_TRANSFORM_NODE: transform_node_pull_samples(topo_node); sample_entry = transform_create_sample(sample); list_add_tail(&topo_node->u.transform.inputs[input].samples, &sample_entry->entry); for (i = 0; i < topo_node->u.transform.input_count; ++i) { stream_id = transform_node_get_stream_id(topo_node, FALSE, i); LIST_FOR_EACH_ENTRY_SAFE(sample_entry, sample_entry2, &topo_node->u.transform.inputs[i].samples, struct sample, entry) { if (sample_entry->sample) { if ((hr = IMFTransform_ProcessInput(topo_node->object.transform, stream_id, sample_entry->sample, 0)) == MF_E_NOTACCEPTING) break; if (FAILED(hr)) WARN("Failed to process input for stream %u/%u, hr %#x.\n", i, stream_id, hr); transform_release_sample(sample_entry); } else { transform_stream_drop_samples(&topo_node->u.transform.inputs[i]); drain = TRUE; } } } if (drain) { if (FAILED(hr = IMFTransform_ProcessMessage(topo_node->object.transform, MFT_MESSAGE_COMMAND_DRAIN, 0))) WARN("Drain command failed for transform, hr %#x.\n", hr); } transform_node_pull_samples(topo_node); /* Remaining unprocessed input has been discarded, now queue markers for every output. */ if (drain) { for (i = 0; i < topo_node->u.transform.output_count; ++i) { if ((sample_entry = transform_create_sample(NULL))) list_add_tail(&topo_node->u.transform.outputs[i].samples, &sample_entry->entry); } } /* Push down all available output. */ for (i = 0; i < topo_node->u.transform.output_count; ++i) { if (FAILED(IMFTopologyNode_GetOutput(node, i, &downstream_node, &downstream_input))) { WARN("Failed to get connected node for output %u.\n", i); continue; } LIST_FOR_EACH_ENTRY_SAFE(sample_entry, sample_entry2, &topo_node->u.transform.outputs[i].samples, struct sample, entry) { if (!topo_node->u.transform.outputs[i].requests) break; session_deliver_sample_to_node(session, downstream_node, downstream_input, sample_entry->sample); topo_node->u.transform.outputs[i].requests--; transform_release_sample(sample_entry); } IMFTopologyNode_Release(downstream_node); } break; case MF_TOPOLOGY_TEE_NODE: FIXME("Unhandled downstream node type %d.\n", node_type); break; default: ; } } static HRESULT session_request_sample_from_node(struct media_session *session, IMFTopologyNode *node, DWORD output) { IMFTopologyNode *downstream_node, *upstream_node; unsigned int downstream_input, upstream_output; struct topo_node *topo_node; MF_TOPOLOGY_TYPE node_type; struct sample *sample; TOPOID node_id; HRESULT hr; IMFTopologyNode_GetNodeType(node, &node_type); IMFTopologyNode_GetTopoNodeID(node, &node_id); topo_node = session_get_node_by_id(session, node_id); switch (node_type) { case MF_TOPOLOGY_SOURCESTREAM_NODE: if (FAILED(hr = IMFMediaStream_RequestSample(topo_node->object.source_stream, NULL))) WARN("Sample request failed, hr %#x.\n", hr); break; case MF_TOPOLOGY_TRANSFORM_NODE: if (list_empty(&topo_node->u.transform.outputs[output].samples)) { /* Forward request to upstream node. */ if (SUCCEEDED(hr = IMFTopologyNode_GetInput(node, 0 /* FIXME */, &upstream_node, &upstream_output))) { if (SUCCEEDED(hr = session_request_sample_from_node(session, upstream_node, upstream_output))) topo_node->u.transform.outputs[output].requests++; IMFTopologyNode_Release(upstream_node); } } else { if (SUCCEEDED(hr = IMFTopologyNode_GetOutput(node, output, &downstream_node, &downstream_input))) { sample = LIST_ENTRY(list_head(&topo_node->u.transform.outputs[output].samples), struct sample, entry); session_deliver_sample_to_node(session, downstream_node, downstream_input, sample->sample); transform_release_sample(sample); IMFTopologyNode_Release(downstream_node); } } break; case MF_TOPOLOGY_TEE_NODE: FIXME("Unhandled upstream node type %d.\n", node_type); default: hr = E_UNEXPECTED; } return hr; } static void session_request_sample(struct media_session *session, IMFStreamSink *sink_stream) { struct topo_node *sink_node = NULL, *node; IMFTopologyNode *upstream_node; DWORD upstream_output; HRESULT hr; LIST_FOR_EACH_ENTRY(node, &session->presentation.nodes, struct topo_node, entry) { if (node->type == MF_TOPOLOGY_OUTPUT_NODE && node->object.sink_stream == sink_stream) { sink_node = node; break; } } if (!sink_node) return; if (FAILED(hr = IMFTopologyNode_GetInput(sink_node->node, 0, &upstream_node, &upstream_output))) { WARN("Failed to get upstream node connection, hr %#x.\n", hr); return; } if (SUCCEEDED(session_request_sample_from_node(session, upstream_node, upstream_output))) sink_node->u.sink.requests++; IMFTopologyNode_Release(upstream_node); } static void session_deliver_sample(struct media_session *session, IMFMediaStream *stream, const PROPVARIANT *value) { struct topo_node *source_node = NULL, *node; IMFTopologyNode *downstream_node; DWORD downstream_input; HRESULT hr; if (value && (value->vt != VT_UNKNOWN || !value->punkVal)) { WARN("Unexpected value type %d.\n", value->vt); return; } LIST_FOR_EACH_ENTRY(node, &session->presentation.nodes, struct topo_node, entry) { if (node->type == MF_TOPOLOGY_SOURCESTREAM_NODE && node->object.source_stream == stream) { source_node = node; break; } } if (!source_node) return; if (!value) source_node->flags |= TOPO_NODE_END_OF_STREAM; if (FAILED(hr = IMFTopologyNode_GetOutput(source_node->node, 0, &downstream_node, &downstream_input))) { WARN("Failed to get downstream node connection, hr %#x.\n", hr); return; } session_deliver_sample_to_node(session, downstream_node, downstream_input, value ? (IMFSample *)value->punkVal : NULL); IMFTopologyNode_Release(downstream_node); } static void session_sink_invalidated(struct media_session *session, IMFMediaEvent *event, IMFStreamSink *sink) { struct topo_node *node, *sink_node = NULL; HRESULT hr; LIST_FOR_EACH_ENTRY(node, &session->presentation.nodes, struct topo_node, entry) { if (node->type == MF_TOPOLOGY_OUTPUT_NODE && node->object.sink_stream == sink) { sink_node = node; break; } } if (!sink_node) return; if (!event) { if (FAILED(hr = MFCreateMediaEvent(MESinkInvalidated, &GUID_NULL, S_OK, NULL, &event))) WARN("Failed to create event, hr %#x.\n", hr); } if (!event) return; IMFMediaEvent_SetUINT64(event, &MF_EVENT_OUTPUT_NODE, sink_node->node_id); IMFMediaEventQueue_QueueEvent(session->event_queue, event); session_set_topo_status(session, S_OK, MF_TOPOSTATUS_ENDED); } static BOOL session_nodes_is_mask_set(struct media_session *session, MF_TOPOLOGY_TYPE node_type, unsigned int flags) { struct media_source *source; struct topo_node *node; if (node_type == MF_TOPOLOGY_MAX) { LIST_FOR_EACH_ENTRY(source, &session->presentation.sources, struct media_source, entry) { if ((source->flags & flags) != flags) return FALSE; } } else { LIST_FOR_EACH_ENTRY(node, &session->presentation.nodes, struct topo_node, entry) { if (node->type == node_type && (node->flags & flags) != flags) return FALSE; } } return TRUE; } static void session_raise_end_of_presentation(struct media_session *session) { if (!(session_nodes_is_mask_set(session, MF_TOPOLOGY_SOURCESTREAM_NODE, TOPO_NODE_END_OF_STREAM))) return; if (!(session->presentation.flags & SESSION_FLAG_END_OF_PRESENTATION)) { if (session_nodes_is_mask_set(session, MF_TOPOLOGY_MAX, SOURCE_FLAG_END_OF_PRESENTATION)) { IMFMediaEventQueue_QueueEventParamVar(session->event_queue, MEEndOfPresentation, &GUID_NULL, S_OK, NULL); session->presentation.flags |= SESSION_FLAG_END_OF_PRESENTATION; } } } static void session_handle_end_of_stream(struct media_session *session, IMFMediaStream *stream) { struct topo_node *node; if (!(node = session_get_node_object(session, (IUnknown *)stream, MF_TOPOLOGY_SOURCESTREAM_NODE)) || node->flags & TOPO_NODE_END_OF_STREAM) { return; } session_deliver_sample(session, stream, NULL); session_raise_end_of_presentation(session); } static void session_handle_end_of_presentation(struct media_session *session, IMFMediaSource *object) { struct media_source *source; LIST_FOR_EACH_ENTRY(source, &session->presentation.sources, struct media_source, entry) { if (source->source == object) { if (!(source->flags & SOURCE_FLAG_END_OF_PRESENTATION)) { source->flags |= SOURCE_FLAG_END_OF_PRESENTATION; session_raise_end_of_presentation(session); } break; } } } static void session_sink_stream_marker(struct media_session *session, IMFStreamSink *stream_sink) { struct topo_node *node; if (!(node = session_get_node_object(session, (IUnknown *)stream_sink, MF_TOPOLOGY_OUTPUT_NODE)) || node->flags & TOPO_NODE_END_OF_STREAM) { return; } node->flags |= TOPO_NODE_END_OF_STREAM; if (session->presentation.flags & SESSION_FLAG_END_OF_PRESENTATION && session_nodes_is_mask_set(session, MF_TOPOLOGY_OUTPUT_NODE, TOPO_NODE_END_OF_STREAM)) { session_set_topo_status(session, S_OK, MF_TOPOSTATUS_ENDED); session_set_caps(session, session->caps & ~MFSESSIONCAP_PAUSE); session_stop(session); } } static HRESULT WINAPI session_events_callback_Invoke(IMFAsyncCallback *iface, IMFAsyncResult *result) { struct media_session *session = impl_from_events_callback_IMFAsyncCallback(iface); IMFMediaEventGenerator *event_source; IMFMediaEvent *event = NULL; MediaEventType event_type; IMFMediaSource *source; IMFMediaStream *stream; PROPVARIANT value; HRESULT hr; if (FAILED(hr = IMFAsyncResult_GetState(result, (IUnknown **)&event_source))) return hr; if (FAILED(hr = IMFMediaEventGenerator_EndGetEvent(event_source, result, &event))) { WARN("Failed to get event from %p, hr %#x.\n", event_source, hr); goto failed; } if (FAILED(hr = IMFMediaEvent_GetType(event, &event_type))) { WARN("Failed to get event type, hr %#x.\n", hr); goto failed; } value.vt = VT_EMPTY; if (FAILED(hr = IMFMediaEvent_GetValue(event, &value))) { WARN("Failed to get event value, hr %#x.\n", hr); goto failed; } switch (event_type) { case MESourceStarted: case MESourcePaused: case MESourceStopped: case MEStreamStarted: case MEStreamPaused: case MEStreamStopped: EnterCriticalSection(&session->cs); session_set_source_object_state(session, (IUnknown *)event_source, event_type); LeaveCriticalSection(&session->cs); break; case MENewStream: stream = (IMFMediaStream *)value.punkVal; if (value.vt != VT_UNKNOWN || !stream) { WARN("Unexpected event value.\n"); break; } if (FAILED(hr = IMFMediaStream_GetMediaSource(stream, &source))) break; EnterCriticalSection(&session->cs); if (SUCCEEDED(hr = session_add_media_stream(session, source, stream))) hr = IMFMediaStream_BeginGetEvent(stream, &session->events_callback, (IUnknown *)stream); LeaveCriticalSection(&session->cs); IMFMediaSource_Release(source); break; case MEStreamSinkStarted: case MEStreamSinkPaused: case MEStreamSinkStopped: case MEStreamSinkPrerolled: EnterCriticalSection(&session->cs); session_set_sink_stream_state(session, (IMFStreamSink *)event_source, event_type); LeaveCriticalSection(&session->cs); break; case MEStreamSinkMarker: EnterCriticalSection(&session->cs); session_sink_stream_marker(session, (IMFStreamSink *)event_source); LeaveCriticalSection(&session->cs); break; case MEStreamSinkRequestSample: EnterCriticalSection(&session->cs); session_request_sample(session, (IMFStreamSink *)event_source); LeaveCriticalSection(&session->cs); break; case MEMediaSample: EnterCriticalSection(&session->cs); session_deliver_sample(session, (IMFMediaStream *)event_source, &value); LeaveCriticalSection(&session->cs); break; case MEEndOfStream: EnterCriticalSection(&session->cs); session_handle_end_of_stream(session, (IMFMediaStream *)event_source); LeaveCriticalSection(&session->cs); break; case MEEndOfPresentation: EnterCriticalSection(&session->cs); session_handle_end_of_presentation(session, (IMFMediaSource *)event_source); LeaveCriticalSection(&session->cs); break; case MEAudioSessionGroupingParamChanged: case MEAudioSessionIconChanged: case MEAudioSessionNameChanged: case MEAudioSessionVolumeChanged: IMFMediaEventQueue_QueueEvent(session->event_queue, event); break; case MEAudioSessionDeviceRemoved: case MEAudioSessionDisconnected: case MEAudioSessionExclusiveModeOverride: case MEAudioSessionFormatChanged: case MEAudioSessionServerShutdown: IMFMediaEventQueue_QueueEvent(session->event_queue, event); /* fallthrough */ case MESinkInvalidated: EnterCriticalSection(&session->cs); session_sink_invalidated(session, event_type == MESinkInvalidated ? event : NULL, (IMFStreamSink *)event_source); LeaveCriticalSection(&session->cs); break; default: ; } PropVariantClear(&value); failed: if (event) IMFMediaEvent_Release(event); if (FAILED(hr = IMFMediaEventGenerator_BeginGetEvent(event_source, iface, (IUnknown *)event_source))) WARN("Failed to re-subscribe, hr %#x.\n", hr); IMFMediaEventGenerator_Release(event_source); return hr; } static const IMFAsyncCallbackVtbl session_events_callback_vtbl = { session_events_callback_QueryInterface, session_events_callback_AddRef, session_events_callback_Release, session_events_callback_GetParameters, session_events_callback_Invoke, }; static HRESULT WINAPI session_sink_finalizer_callback_QueryInterface(IMFAsyncCallback *iface, REFIID riid, void **obj) { if (IsEqualIID(riid, &IID_IMFAsyncCallback) || IsEqualIID(riid, &IID_IUnknown)) { *obj = iface; IMFAsyncCallback_AddRef(iface); return S_OK; } WARN("Unsupported %s.\n", debugstr_guid(riid)); *obj = NULL; return E_NOINTERFACE; } static ULONG WINAPI session_sink_finalizer_callback_AddRef(IMFAsyncCallback *iface) { struct media_session *session = impl_from_sink_finalizer_callback_IMFAsyncCallback(iface); return IMFMediaSession_AddRef(&session->IMFMediaSession_iface); } static ULONG WINAPI session_sink_finalizer_callback_Release(IMFAsyncCallback *iface) { struct media_session *session = impl_from_sink_finalizer_callback_IMFAsyncCallback(iface); return IMFMediaSession_Release(&session->IMFMediaSession_iface); } static HRESULT WINAPI session_sink_finalizer_callback_GetParameters(IMFAsyncCallback *iface, DWORD *flags, DWORD *queue) { return E_NOTIMPL; } static HRESULT WINAPI session_sink_finalizer_callback_Invoke(IMFAsyncCallback *iface, IMFAsyncResult *result) { struct media_session *session = impl_from_sink_finalizer_callback_IMFAsyncCallback(iface); IMFFinalizableMediaSink *fin_sink = NULL; BOOL sinks_finalized = TRUE; struct media_sink *sink; IUnknown *state; HRESULT hr; if (FAILED(hr = IMFAsyncResult_GetState(result, &state))) return hr; EnterCriticalSection(&session->cs); LIST_FOR_EACH_ENTRY(sink, &session->presentation.sinks, struct media_sink, entry) { if (state == (IUnknown *)sink->sink) { if (FAILED(hr = IMFMediaSink_QueryInterface(sink->sink, &IID_IMFFinalizableMediaSink, (void **)&fin_sink))) WARN("Unexpected, missing IMFFinalizableSink, hr %#x.\n", hr); } else { sinks_finalized &= sink->finalized; if (!sinks_finalized) break; } } IUnknown_Release(state); if (fin_sink) { /* Complete session transition, or close prematurely on error. */ if (SUCCEEDED(hr = IMFFinalizableMediaSink_EndFinalize(fin_sink, result))) { sink->finalized = TRUE; if (sinks_finalized) { session->state = SESSION_STATE_CLOSED; session_set_caps(session, session->caps & ~(MFSESSIONCAP_START | MFSESSIONCAP_SEEK)); IMFMediaEventQueue_QueueEventParamVar(session->event_queue, MESessionClosed, &GUID_NULL, hr, NULL); } } IMFFinalizableMediaSink_Release(fin_sink); } LeaveCriticalSection(&session->cs); return S_OK; } static const IMFAsyncCallbackVtbl session_sink_finalizer_callback_vtbl = { session_sink_finalizer_callback_QueryInterface, session_sink_finalizer_callback_AddRef, session_sink_finalizer_callback_Release, session_sink_finalizer_callback_GetParameters, session_sink_finalizer_callback_Invoke, }; static HRESULT WINAPI session_rate_support_QueryInterface(IMFRateSupport *iface, REFIID riid, void **obj) { struct media_session *session = impl_session_from_IMFRateSupport(iface); return IMFMediaSession_QueryInterface(&session->IMFMediaSession_iface, riid, obj); } static ULONG WINAPI session_rate_support_AddRef(IMFRateSupport *iface) { struct media_session *session = impl_session_from_IMFRateSupport(iface); return IMFMediaSession_AddRef(&session->IMFMediaSession_iface); } static ULONG WINAPI session_rate_support_Release(IMFRateSupport *iface) { struct media_session *session = impl_session_from_IMFRateSupport(iface); return IMFMediaSession_Release(&session->IMFMediaSession_iface); } static HRESULT session_presentation_object_get_rate(IUnknown *object, MFRATE_DIRECTION direction, BOOL thin, BOOL fastest, float *result) { IMFRateSupport *rate_support; float rate; HRESULT hr; /* For objects that don't support rate control, it's assumed that only forward direction is allowed, at 1.0f. */ if (FAILED(hr = MFGetService(object, &MF_RATE_CONTROL_SERVICE, &IID_IMFRateSupport, (void **)&rate_support))) { if (direction == MFRATE_FORWARD) { *result = 1.0f; return S_OK; } else return MF_E_REVERSE_UNSUPPORTED; } rate = 0.0f; if (fastest) { if (SUCCEEDED(hr = IMFRateSupport_GetFastestRate(rate_support, direction, thin, &rate))) *result = min(fabsf(rate), *result); } else { if (SUCCEEDED(hr = IMFRateSupport_GetSlowestRate(rate_support, direction, thin, &rate))) *result = max(fabsf(rate), *result); } IMFRateSupport_Release(rate_support); return hr; } static HRESULT session_get_presentation_rate(struct media_session *session, MFRATE_DIRECTION direction, BOOL thin, BOOL fastest, float *result) { struct media_source *source; struct media_sink *sink; HRESULT hr = E_POINTER; *result = 0.0f; EnterCriticalSection(&session->cs); if (session->presentation.topo_status != MF_TOPOSTATUS_INVALID) { LIST_FOR_EACH_ENTRY(source, &session->presentation.sources, struct media_source, entry) { if (FAILED(hr = session_presentation_object_get_rate((IUnknown *)source->source, direction, thin, fastest, result))) break; } if (SUCCEEDED(hr)) { LIST_FOR_EACH_ENTRY(sink, &session->presentation.sinks, struct media_sink, entry) { if (FAILED(hr = session_presentation_object_get_rate((IUnknown *)sink->sink, direction, thin, fastest, result))) break; } } } LeaveCriticalSection(&session->cs); return hr; } static HRESULT WINAPI session_rate_support_GetSlowestRate(IMFRateSupport *iface, MFRATE_DIRECTION direction, BOOL thin, float *rate) { struct media_session *session = impl_session_from_IMFRateSupport(iface); TRACE("%p, %d, %d, %p.\n", iface, direction, thin, rate); return session_get_presentation_rate(session, direction, thin, FALSE, rate); } static HRESULT WINAPI session_rate_support_GetFastestRate(IMFRateSupport *iface, MFRATE_DIRECTION direction, BOOL thin, float *rate) { struct media_session *session = impl_session_from_IMFRateSupport(iface); TRACE("%p, %d, %d, %p.\n", iface, direction, thin, rate); return session_get_presentation_rate(session, direction, thin, TRUE, rate); } static HRESULT WINAPI session_rate_support_IsRateSupported(IMFRateSupport *iface, BOOL thin, float rate, float *nearest_supported_rate) { FIXME("%p, %d, %f, %p.\n", iface, thin, rate, nearest_supported_rate); return E_NOTIMPL; } static const IMFRateSupportVtbl session_rate_support_vtbl = { session_rate_support_QueryInterface, session_rate_support_AddRef, session_rate_support_Release, session_rate_support_GetSlowestRate, session_rate_support_GetFastestRate, session_rate_support_IsRateSupported, }; static HRESULT WINAPI session_rate_control_QueryInterface(IMFRateControl *iface, REFIID riid, void **obj) { struct media_session *session = impl_session_from_IMFRateControl(iface); return IMFMediaSession_QueryInterface(&session->IMFMediaSession_iface, riid, obj); } static ULONG WINAPI session_rate_control_AddRef(IMFRateControl *iface) { struct media_session *session = impl_session_from_IMFRateControl(iface); return IMFMediaSession_AddRef(&session->IMFMediaSession_iface); } static ULONG WINAPI session_rate_control_Release(IMFRateControl *iface) { struct media_session *session = impl_session_from_IMFRateControl(iface); return IMFMediaSession_Release(&session->IMFMediaSession_iface); } static HRESULT WINAPI session_rate_control_SetRate(IMFRateControl *iface, BOOL thin, float rate) { FIXME("%p, %d, %f.\n", iface, thin, rate); return E_NOTIMPL; } static HRESULT WINAPI session_rate_control_GetRate(IMFRateControl *iface, BOOL *thin, float *rate) { struct media_session *session = impl_session_from_IMFRateControl(iface); TRACE("%p, %p, %p.\n", iface, thin, rate); return IMFRateControl_GetRate(session->clock_rate_control, thin, rate); } static const IMFRateControlVtbl session_rate_control_vtbl = { session_rate_control_QueryInterface, session_rate_control_AddRef, session_rate_control_Release, session_rate_control_SetRate, session_rate_control_GetRate, }; /*********************************************************************** * MFCreateMediaSession (mf.@) */ HRESULT WINAPI MFCreateMediaSession(IMFAttributes *config, IMFMediaSession **session) { BOOL without_quality_manager = FALSE; struct media_session *object; HRESULT hr; TRACE("%p, %p.\n", config, session); object = heap_alloc_zero(sizeof(*object)); if (!object) return E_OUTOFMEMORY; object->IMFMediaSession_iface.lpVtbl = &mfmediasessionvtbl; object->IMFGetService_iface.lpVtbl = &session_get_service_vtbl; object->IMFRateSupport_iface.lpVtbl = &session_rate_support_vtbl; object->IMFRateControl_iface.lpVtbl = &session_rate_control_vtbl; object->commands_callback.lpVtbl = &session_commands_callback_vtbl; object->events_callback.lpVtbl = &session_events_callback_vtbl; object->sink_finalizer_callback.lpVtbl = &session_sink_finalizer_callback_vtbl; object->refcount = 1; list_init(&object->topologies); list_init(&object->presentation.sources); list_init(&object->presentation.sinks); list_init(&object->presentation.nodes); InitializeCriticalSection(&object->cs); if (FAILED(hr = MFCreateTopology(&object->presentation.current_topology))) goto failed; if (FAILED(hr = MFCreateEventQueue(&object->event_queue))) goto failed; if (FAILED(hr = MFCreatePresentationClock(&object->clock))) goto failed; if (FAILED(hr = MFCreateSystemTimeSource(&object->system_time_source))) goto failed; if (FAILED(hr = IMFPresentationClock_QueryInterface(object->clock, &IID_IMFRateControl, (void **)&object->clock_rate_control))) { goto failed; } if (config) { GUID clsid; if (SUCCEEDED(IMFAttributes_GetGUID(config, &MF_SESSION_TOPOLOADER, &clsid))) { if (FAILED(hr = CoCreateInstance(&clsid, NULL, CLSCTX_INPROC_SERVER, &IID_IMFTopoLoader, (void **)&object->topo_loader))) { WARN("Failed to create custom topology loader, hr %#x.\n", hr); } } if (SUCCEEDED(IMFAttributes_GetGUID(config, &MF_SESSION_QUALITY_MANAGER, &clsid))) { if (!(without_quality_manager = IsEqualGUID(&clsid, &GUID_NULL))) { if (FAILED(hr = CoCreateInstance(&clsid, NULL, CLSCTX_INPROC_SERVER, &IID_IMFQualityManager, (void **)&object->quality_manager))) { WARN("Failed to create custom quality manager, hr %#x.\n", hr); } } } } if (!object->topo_loader && FAILED(hr = MFCreateTopoLoader(&object->topo_loader))) goto failed; if (!object->quality_manager && !without_quality_manager && FAILED(hr = MFCreateStandardQualityManager(&object->quality_manager))) { goto failed; } *session = &object->IMFMediaSession_iface; return S_OK; failed: IMFMediaSession_Release(&object->IMFMediaSession_iface); return hr; } static HRESULT WINAPI sink_notification_QueryInterface(IUnknown *iface, REFIID riid, void **out) { if (IsEqualIID(riid, &IID_IUnknown)) { *out = iface; IUnknown_AddRef(iface); return S_OK; } WARN("Unsupported %s.\n", debugstr_guid(riid)); *out = NULL; return E_NOINTERFACE; } static ULONG WINAPI sink_notification_AddRef(IUnknown *iface) { struct sink_notification *notification = impl_sink_notification_from_IUnknown(iface); ULONG refcount = InterlockedIncrement(¬ification->refcount); TRACE("%p, refcount %u.\n", iface, refcount); return refcount; } static ULONG WINAPI sink_notification_Release(IUnknown *iface) { struct sink_notification *notification = impl_sink_notification_from_IUnknown(iface); ULONG refcount = InterlockedDecrement(¬ification->refcount); TRACE("%p, refcount %u.\n", iface, refcount); if (!refcount) { IMFClockStateSink_Release(notification->sink); heap_free(notification); } return refcount; } static const IUnknownVtbl sinknotificationvtbl = { sink_notification_QueryInterface, sink_notification_AddRef, sink_notification_Release, }; static void clock_notify_async_sink(struct presentation_clock *clock, MFTIME system_time, struct clock_state_change_param param, enum clock_notification notification, IMFClockStateSink *sink) { struct sink_notification *object; IMFAsyncResult *result; HRESULT hr; object = heap_alloc(sizeof(*object)); if (!object) return; object->IUnknown_iface.lpVtbl = &sinknotificationvtbl; object->refcount = 1; object->system_time = system_time; object->param = param; object->notification = notification; object->sink = sink; IMFClockStateSink_AddRef(object->sink); hr = MFCreateAsyncResult(&object->IUnknown_iface, &clock->sink_callback, NULL, &result); IUnknown_Release(&object->IUnknown_iface); if (SUCCEEDED(hr)) { MFPutWorkItemEx(MFASYNC_CALLBACK_QUEUE_STANDARD, result); IMFAsyncResult_Release(result); } } static HRESULT WINAPI present_clock_QueryInterface(IMFPresentationClock *iface, REFIID riid, void **out) { struct presentation_clock *clock = impl_from_IMFPresentationClock(iface); TRACE("%p, %s, %p.\n", iface, debugstr_guid(riid), out); if (IsEqualIID(riid, &IID_IMFPresentationClock) || IsEqualIID(riid, &IID_IMFClock) || IsEqualIID(riid, &IID_IUnknown)) { *out = &clock->IMFPresentationClock_iface; } else if (IsEqualIID(riid, &IID_IMFRateControl)) { *out = &clock->IMFRateControl_iface; } else if (IsEqualIID(riid, &IID_IMFTimer)) { *out = &clock->IMFTimer_iface; } else if (IsEqualIID(riid, &IID_IMFShutdown)) { *out = &clock->IMFShutdown_iface; } else { WARN("Unsupported %s.\n", debugstr_guid(riid)); *out = NULL; return E_NOINTERFACE; } IUnknown_AddRef((IUnknown *)*out); return S_OK; } static ULONG WINAPI present_clock_AddRef(IMFPresentationClock *iface) { struct presentation_clock *clock = impl_from_IMFPresentationClock(iface); ULONG refcount = InterlockedIncrement(&clock->refcount); TRACE("%p, refcount %u.\n", iface, refcount); return refcount; } static ULONG WINAPI present_clock_Release(IMFPresentationClock *iface) { struct presentation_clock *clock = impl_from_IMFPresentationClock(iface); ULONG refcount = InterlockedDecrement(&clock->refcount); struct clock_timer *timer, *timer2; struct clock_sink *sink, *sink2; TRACE("%p, refcount %u.\n", iface, refcount); if (!refcount) { if (clock->time_source) IMFPresentationTimeSource_Release(clock->time_source); if (clock->time_source_sink) IMFClockStateSink_Release(clock->time_source_sink); LIST_FOR_EACH_ENTRY_SAFE(sink, sink2, &clock->sinks, struct clock_sink, entry) { list_remove(&sink->entry); IMFClockStateSink_Release(sink->state_sink); heap_free(sink); } LIST_FOR_EACH_ENTRY_SAFE(timer, timer2, &clock->timers, struct clock_timer, entry) { list_remove(&timer->entry); IUnknown_Release(&timer->IUnknown_iface); } DeleteCriticalSection(&clock->cs); heap_free(clock); } return refcount; } static HRESULT WINAPI present_clock_GetClockCharacteristics(IMFPresentationClock *iface, DWORD *flags) { struct presentation_clock *clock = impl_from_IMFPresentationClock(iface); HRESULT hr = MF_E_CLOCK_NO_TIME_SOURCE; TRACE("%p, %p.\n", iface, flags); EnterCriticalSection(&clock->cs); if (clock->time_source) hr = IMFPresentationTimeSource_GetClockCharacteristics(clock->time_source, flags); LeaveCriticalSection(&clock->cs); return hr; } static HRESULT WINAPI present_clock_GetCorrelatedTime(IMFPresentationClock *iface, DWORD reserved, LONGLONG *clock_time, MFTIME *system_time) { struct presentation_clock *clock = impl_from_IMFPresentationClock(iface); HRESULT hr = MF_E_CLOCK_NO_TIME_SOURCE; TRACE("%p, %#x, %p, %p.\n", iface, reserved, clock_time, system_time); EnterCriticalSection(&clock->cs); if (clock->time_source) hr = IMFPresentationTimeSource_GetCorrelatedTime(clock->time_source, reserved, clock_time, system_time); LeaveCriticalSection(&clock->cs); return hr; } static HRESULT WINAPI present_clock_GetContinuityKey(IMFPresentationClock *iface, DWORD *key) { TRACE("%p, %p.\n", iface, key); *key = 0; return S_OK; } static HRESULT WINAPI present_clock_GetState(IMFPresentationClock *iface, DWORD reserved, MFCLOCK_STATE *state) { struct presentation_clock *clock = impl_from_IMFPresentationClock(iface); TRACE("%p, %#x, %p.\n", iface, reserved, state); EnterCriticalSection(&clock->cs); *state = clock->state; LeaveCriticalSection(&clock->cs); return S_OK; } static HRESULT WINAPI present_clock_GetProperties(IMFPresentationClock *iface, MFCLOCK_PROPERTIES *props) { struct presentation_clock *clock = impl_from_IMFPresentationClock(iface); HRESULT hr = MF_E_CLOCK_NO_TIME_SOURCE; TRACE("%p, %p.\n", iface, props); EnterCriticalSection(&clock->cs); if (clock->time_source) hr = IMFPresentationTimeSource_GetProperties(clock->time_source, props); LeaveCriticalSection(&clock->cs); return hr; } static HRESULT WINAPI present_clock_SetTimeSource(IMFPresentationClock *iface, IMFPresentationTimeSource *time_source) { struct presentation_clock *clock = impl_from_IMFPresentationClock(iface); MFCLOCK_PROPERTIES props; IMFClock *source_clock; HRESULT hr; TRACE("%p, %p.\n", iface, time_source); EnterCriticalSection(&clock->cs); if (clock->time_source) IMFPresentationTimeSource_Release(clock->time_source); if (clock->time_source_sink) IMFClockStateSink_Release(clock->time_source_sink); clock->time_source = NULL; clock->time_source_sink = NULL; hr = IMFPresentationTimeSource_QueryInterface(time_source, &IID_IMFClockStateSink, (void **)&clock->time_source_sink); if (SUCCEEDED(hr)) { clock->time_source = time_source; IMFPresentationTimeSource_AddRef(clock->time_source); } if (SUCCEEDED(IMFPresentationTimeSource_GetUnderlyingClock(time_source, &source_clock))) { if (SUCCEEDED(IMFClock_GetProperties(source_clock, &props))) clock->frequency = props.qwClockFrequency; IMFClock_Release(source_clock); } if (!clock->frequency) clock->frequency = MFCLOCK_FREQUENCY_HNS; LeaveCriticalSection(&clock->cs); return hr; } static HRESULT WINAPI present_clock_GetTimeSource(IMFPresentationClock *iface, IMFPresentationTimeSource **time_source) { struct presentation_clock *clock = impl_from_IMFPresentationClock(iface); HRESULT hr = S_OK; TRACE("%p, %p.\n", iface, time_source); if (!time_source) return E_INVALIDARG; EnterCriticalSection(&clock->cs); if (clock->time_source) { *time_source = clock->time_source; IMFPresentationTimeSource_AddRef(*time_source); } else hr = MF_E_CLOCK_NO_TIME_SOURCE; LeaveCriticalSection(&clock->cs); return hr; } static HRESULT WINAPI present_clock_GetTime(IMFPresentationClock *iface, MFTIME *time) { struct presentation_clock *clock = impl_from_IMFPresentationClock(iface); HRESULT hr = MF_E_CLOCK_NO_TIME_SOURCE; MFTIME systime; TRACE("%p, %p.\n", iface, time); if (!time) return E_POINTER; EnterCriticalSection(&clock->cs); if (clock->time_source) hr = IMFPresentationTimeSource_GetCorrelatedTime(clock->time_source, 0, time, &systime); LeaveCriticalSection(&clock->cs); return hr; } static HRESULT WINAPI present_clock_AddClockStateSink(IMFPresentationClock *iface, IMFClockStateSink *state_sink) { struct presentation_clock *clock = impl_from_IMFPresentationClock(iface); struct clock_sink *sink, *cur; HRESULT hr = S_OK; TRACE("%p, %p.\n", iface, state_sink); if (!state_sink) return E_INVALIDARG; sink = heap_alloc(sizeof(*sink)); if (!sink) return E_OUTOFMEMORY; sink->state_sink = state_sink; IMFClockStateSink_AddRef(sink->state_sink); EnterCriticalSection(&clock->cs); LIST_FOR_EACH_ENTRY(cur, &clock->sinks, struct clock_sink, entry) { if (cur->state_sink == state_sink) { hr = E_INVALIDARG; break; } } if (SUCCEEDED(hr)) { static const enum clock_notification notifications[MFCLOCK_STATE_PAUSED + 1] = { /* MFCLOCK_STATE_INVALID */ 0, /* Does not apply */ /* MFCLOCK_STATE_RUNNING */ CLOCK_NOTIFY_START, /* MFCLOCK_STATE_STOPPED */ CLOCK_NOTIFY_STOP, /* MFCLOCK_STATE_PAUSED */ CLOCK_NOTIFY_PAUSE, }; struct clock_state_change_param param; if (!clock->is_shut_down && clock->state != MFCLOCK_STATE_INVALID) { param.u.offset = clock->start_offset; clock_notify_async_sink(clock, MFGetSystemTime(), param, notifications[clock->state], sink->state_sink); } list_add_tail(&clock->sinks, &sink->entry); } LeaveCriticalSection(&clock->cs); if (FAILED(hr)) { IMFClockStateSink_Release(sink->state_sink); heap_free(sink); } return hr; } static HRESULT WINAPI present_clock_RemoveClockStateSink(IMFPresentationClock *iface, IMFClockStateSink *state_sink) { struct presentation_clock *clock = impl_from_IMFPresentationClock(iface); struct clock_sink *sink; TRACE("%p, %p.\n", iface, state_sink); if (!state_sink) return E_INVALIDARG; EnterCriticalSection(&clock->cs); LIST_FOR_EACH_ENTRY(sink, &clock->sinks, struct clock_sink, entry) { if (sink->state_sink == state_sink) { IMFClockStateSink_Release(sink->state_sink); list_remove(&sink->entry); heap_free(sink); break; } } LeaveCriticalSection(&clock->cs); return S_OK; } static HRESULT clock_call_state_change(MFTIME system_time, struct clock_state_change_param param, enum clock_notification notification, IMFClockStateSink *sink) { HRESULT hr = S_OK; switch (notification) { case CLOCK_NOTIFY_START: hr = IMFClockStateSink_OnClockStart(sink, system_time, param.u.offset); break; case CLOCK_NOTIFY_STOP: hr = IMFClockStateSink_OnClockStop(sink, system_time); break; case CLOCK_NOTIFY_PAUSE: hr = IMFClockStateSink_OnClockPause(sink, system_time); break; case CLOCK_NOTIFY_RESTART: hr = IMFClockStateSink_OnClockRestart(sink, system_time); break; case CLOCK_NOTIFY_SET_RATE: /* System time source does not allow 0.0 rate, presentation clock allows it without raising errors. */ IMFClockStateSink_OnClockSetRate(sink, system_time, param.u.rate); break; default: ; } return hr; } static HRESULT clock_change_state(struct presentation_clock *clock, enum clock_command command, struct clock_state_change_param param) { static const BYTE state_change_is_allowed[MFCLOCK_STATE_PAUSED+1][CLOCK_CMD_MAX] = { /* S S* P, R */ /* INVALID */ { 1, 1, 1, 1 }, /* RUNNING */ { 1, 1, 1, 1 }, /* STOPPED */ { 1, 1, 0, 1 }, /* PAUSED */ { 1, 1, 0, 1 }, }; static const MFCLOCK_STATE states[CLOCK_CMD_MAX] = { /* CLOCK_CMD_START */ MFCLOCK_STATE_RUNNING, /* CLOCK_CMD_STOP */ MFCLOCK_STATE_STOPPED, /* CLOCK_CMD_PAUSE */ MFCLOCK_STATE_PAUSED, /* CLOCK_CMD_SET_RATE */ 0, /* Unused */ }; static const enum clock_notification notifications[CLOCK_CMD_MAX] = { /* CLOCK_CMD_START */ CLOCK_NOTIFY_START, /* CLOCK_CMD_STOP */ CLOCK_NOTIFY_STOP, /* CLOCK_CMD_PAUSE */ CLOCK_NOTIFY_PAUSE, /* CLOCK_CMD_SET_RATE */ CLOCK_NOTIFY_SET_RATE, }; enum clock_notification notification; struct clock_sink *sink; MFCLOCK_STATE old_state; IMFAsyncResult *result; MFTIME system_time; HRESULT hr; if (!clock->time_source) return MF_E_CLOCK_NO_TIME_SOURCE; if (command != CLOCK_CMD_SET_RATE && clock->state == states[command] && clock->state != MFCLOCK_STATE_RUNNING) return MF_E_CLOCK_STATE_ALREADY_SET; if (!state_change_is_allowed[clock->state][command]) return MF_E_INVALIDREQUEST; system_time = MFGetSystemTime(); if (command == CLOCK_CMD_START && clock->state == MFCLOCK_STATE_PAUSED && param.u.offset == PRESENTATION_CURRENT_POSITION) { notification = CLOCK_NOTIFY_RESTART; } else notification = notifications[command]; if (FAILED(hr = clock_call_state_change(system_time, param, notification, clock->time_source_sink))) return hr; old_state = clock->state; if (command != CLOCK_CMD_SET_RATE) clock->state = states[command]; /* Dump all pending timer requests immediately on start; otherwise try to cancel scheduled items when transitioning from running state. */ if ((clock->state == MFCLOCK_STATE_RUNNING) ^ (old_state == MFCLOCK_STATE_RUNNING)) { struct clock_timer *timer, *timer2; if (clock->state == MFCLOCK_STATE_RUNNING) { LIST_FOR_EACH_ENTRY_SAFE(timer, timer2, &clock->timers, struct clock_timer, entry) { list_remove(&timer->entry); hr = MFCreateAsyncResult(&timer->IUnknown_iface, &clock->timer_callback, NULL, &result); IUnknown_Release(&timer->IUnknown_iface); if (SUCCEEDED(hr)) { MFPutWorkItemEx(MFASYNC_CALLBACK_QUEUE_TIMER, result); IMFAsyncResult_Release(result); } } } else { LIST_FOR_EACH_ENTRY(timer, &clock->timers, struct clock_timer, entry) { if (timer->key) { MFCancelWorkItem(timer->key); timer->key = 0; } } } } LIST_FOR_EACH_ENTRY(sink, &clock->sinks, struct clock_sink, entry) { clock_notify_async_sink(clock, system_time, param, notification, sink->state_sink); } return S_OK; } static HRESULT WINAPI present_clock_Start(IMFPresentationClock *iface, LONGLONG start_offset) { struct presentation_clock *clock = impl_from_IMFPresentationClock(iface); struct clock_state_change_param param = {{0}}; HRESULT hr; TRACE("%p, %s.\n", iface, debugstr_time(start_offset)); EnterCriticalSection(&clock->cs); clock->start_offset = param.u.offset = start_offset; hr = clock_change_state(clock, CLOCK_CMD_START, param); LeaveCriticalSection(&clock->cs); return hr; } static HRESULT WINAPI present_clock_Stop(IMFPresentationClock *iface) { struct presentation_clock *clock = impl_from_IMFPresentationClock(iface); struct clock_state_change_param param = {{0}}; HRESULT hr; TRACE("%p.\n", iface); EnterCriticalSection(&clock->cs); hr = clock_change_state(clock, CLOCK_CMD_STOP, param); LeaveCriticalSection(&clock->cs); return hr; } static HRESULT WINAPI present_clock_Pause(IMFPresentationClock *iface) { struct presentation_clock *clock = impl_from_IMFPresentationClock(iface); struct clock_state_change_param param = {{0}}; HRESULT hr; TRACE("%p.\n", iface); EnterCriticalSection(&clock->cs); hr = clock_change_state(clock, CLOCK_CMD_PAUSE, param); LeaveCriticalSection(&clock->cs); return hr; } static const IMFPresentationClockVtbl presentationclockvtbl = { present_clock_QueryInterface, present_clock_AddRef, present_clock_Release, present_clock_GetClockCharacteristics, present_clock_GetCorrelatedTime, present_clock_GetContinuityKey, present_clock_GetState, present_clock_GetProperties, present_clock_SetTimeSource, present_clock_GetTimeSource, present_clock_GetTime, present_clock_AddClockStateSink, present_clock_RemoveClockStateSink, present_clock_Start, present_clock_Stop, present_clock_Pause, }; static HRESULT WINAPI present_clock_rate_control_QueryInterface(IMFRateControl *iface, REFIID riid, void **out) { struct presentation_clock *clock = impl_from_IMFRateControl(iface); return IMFPresentationClock_QueryInterface(&clock->IMFPresentationClock_iface, riid, out); } static ULONG WINAPI present_clock_rate_control_AddRef(IMFRateControl *iface) { struct presentation_clock *clock = impl_from_IMFRateControl(iface); return IMFPresentationClock_AddRef(&clock->IMFPresentationClock_iface); } static ULONG WINAPI present_clock_rate_control_Release(IMFRateControl *iface) { struct presentation_clock *clock = impl_from_IMFRateControl(iface); return IMFPresentationClock_Release(&clock->IMFPresentationClock_iface); } static HRESULT WINAPI present_clock_rate_SetRate(IMFRateControl *iface, BOOL thin, float rate) { struct presentation_clock *clock = impl_from_IMFRateControl(iface); struct clock_state_change_param param; HRESULT hr; TRACE("%p, %d, %f.\n", iface, thin, rate); if (thin) return MF_E_THINNING_UNSUPPORTED; EnterCriticalSection(&clock->cs); param.u.rate = rate; if (SUCCEEDED(hr = clock_change_state(clock, CLOCK_CMD_SET_RATE, param))) clock->rate = rate; LeaveCriticalSection(&clock->cs); return hr; } static HRESULT WINAPI present_clock_rate_GetRate(IMFRateControl *iface, BOOL *thin, float *rate) { struct presentation_clock *clock = impl_from_IMFRateControl(iface); TRACE("%p, %p, %p.\n", iface, thin, rate); if (!rate) return E_INVALIDARG; if (thin) *thin = FALSE; EnterCriticalSection(&clock->cs); *rate = clock->rate; LeaveCriticalSection(&clock->cs); return S_OK; } static const IMFRateControlVtbl presentclockratecontrolvtbl = { present_clock_rate_control_QueryInterface, present_clock_rate_control_AddRef, present_clock_rate_control_Release, present_clock_rate_SetRate, present_clock_rate_GetRate, }; static HRESULT WINAPI present_clock_timer_QueryInterface(IMFTimer *iface, REFIID riid, void **out) { struct presentation_clock *clock = impl_from_IMFTimer(iface); return IMFPresentationClock_QueryInterface(&clock->IMFPresentationClock_iface, riid, out); } static ULONG WINAPI present_clock_timer_AddRef(IMFTimer *iface) { struct presentation_clock *clock = impl_from_IMFTimer(iface); return IMFPresentationClock_AddRef(&clock->IMFPresentationClock_iface); } static ULONG WINAPI present_clock_timer_Release(IMFTimer *iface) { struct presentation_clock *clock = impl_from_IMFTimer(iface); return IMFPresentationClock_Release(&clock->IMFPresentationClock_iface); } static HRESULT present_clock_schedule_timer(struct presentation_clock *clock, DWORD flags, LONGLONG time, struct clock_timer *timer) { IMFAsyncResult *result; MFTIME systime, clocktime; LONGLONG frequency; HRESULT hr; if (!(flags & MFTIMER_RELATIVE)) { if (FAILED(hr = IMFPresentationTimeSource_GetCorrelatedTime(clock->time_source, 0, &clocktime, &systime))) { WARN("Failed to get clock time, hr %#x.\n", hr); return hr; } time -= clocktime; } frequency = clock->frequency / 1000; time /= frequency; /* Scheduled item is using clock instance callback, with timer instance as an object. Clock callback will call user callback and cleanup timer list. */ if (FAILED(hr = MFCreateAsyncResult(&timer->IUnknown_iface, &clock->timer_callback, NULL, &result))) return hr; hr = MFScheduleWorkItemEx(result, -time, &timer->key); IMFAsyncResult_Release(result); return hr; } static HRESULT WINAPI clock_timer_QueryInterface(IUnknown *iface, REFIID riid, void **obj) { if (IsEqualIID(riid, &IID_IUnknown)) { *obj = iface; IUnknown_AddRef(iface); return S_OK; } *obj = NULL; return E_NOINTERFACE; } static ULONG WINAPI clock_timer_AddRef(IUnknown *iface) { struct clock_timer *timer = impl_clock_timer_from_IUnknown(iface); return InterlockedIncrement(&timer->refcount); } static ULONG WINAPI clock_timer_Release(IUnknown *iface) { struct clock_timer *timer = impl_clock_timer_from_IUnknown(iface); ULONG refcount = InterlockedDecrement(&timer->refcount); if (!refcount) { IMFAsyncResult_Release(timer->result); IMFAsyncCallback_Release(timer->callback); heap_free(timer); } return refcount; } static const IUnknownVtbl clock_timer_vtbl = { clock_timer_QueryInterface, clock_timer_AddRef, clock_timer_Release, }; static HRESULT WINAPI present_clock_timer_SetTimer(IMFTimer *iface, DWORD flags, LONGLONG time, IMFAsyncCallback *callback, IUnknown *state, IUnknown **cancel_key) { struct presentation_clock *clock = impl_from_IMFTimer(iface); struct clock_timer *clock_timer; HRESULT hr; TRACE("%p, %#x, %s, %p, %p, %p.\n", iface, flags, debugstr_time(time), callback, state, cancel_key); if (!(clock_timer = heap_alloc_zero(sizeof(*clock_timer)))) return E_OUTOFMEMORY; if (FAILED(hr = MFCreateAsyncResult(NULL, NULL, state, &clock_timer->result))) { heap_free(clock_timer); return hr; } clock_timer->IUnknown_iface.lpVtbl = &clock_timer_vtbl; clock_timer->refcount = 1; clock_timer->callback = callback; IMFAsyncCallback_AddRef(clock_timer->callback); EnterCriticalSection(&clock->cs); if (clock->state == MFCLOCK_STATE_RUNNING) hr = present_clock_schedule_timer(clock, flags, time, clock_timer); else if (clock->state == MFCLOCK_STATE_STOPPED) hr = MF_S_CLOCK_STOPPED; if (SUCCEEDED(hr)) list_add_tail(&clock->timers, &clock_timer->entry); LeaveCriticalSection(&clock->cs); if (SUCCEEDED(hr) && cancel_key) { *cancel_key = &clock_timer->IUnknown_iface; IUnknown_AddRef(*cancel_key); } return hr; } static HRESULT WINAPI present_clock_timer_CancelTimer(IMFTimer *iface, IUnknown *cancel_key) { struct presentation_clock *clock = impl_from_IMFTimer(iface); struct clock_timer *timer; TRACE("%p, %p.\n", iface, cancel_key); EnterCriticalSection(&clock->cs); LIST_FOR_EACH_ENTRY(timer, &clock->timers, struct clock_timer, entry) { if (&timer->IUnknown_iface == cancel_key) { list_remove(&timer->entry); if (timer->key) { MFCancelWorkItem(timer->key); timer->key = 0; } IUnknown_Release(&timer->IUnknown_iface); break; } } LeaveCriticalSection(&clock->cs); return S_OK; } static const IMFTimerVtbl presentclocktimervtbl = { present_clock_timer_QueryInterface, present_clock_timer_AddRef, present_clock_timer_Release, present_clock_timer_SetTimer, present_clock_timer_CancelTimer, }; static HRESULT WINAPI present_clock_shutdown_QueryInterface(IMFShutdown *iface, REFIID riid, void **out) { struct presentation_clock *clock = impl_from_IMFShutdown(iface); return IMFPresentationClock_QueryInterface(&clock->IMFPresentationClock_iface, riid, out); } static ULONG WINAPI present_clock_shutdown_AddRef(IMFShutdown *iface) { struct presentation_clock *clock = impl_from_IMFShutdown(iface); return IMFPresentationClock_AddRef(&clock->IMFPresentationClock_iface); } static ULONG WINAPI present_clock_shutdown_Release(IMFShutdown *iface) { struct presentation_clock *clock = impl_from_IMFShutdown(iface); return IMFPresentationClock_Release(&clock->IMFPresentationClock_iface); } static HRESULT WINAPI present_clock_shutdown_Shutdown(IMFShutdown *iface) { struct presentation_clock *clock = impl_from_IMFShutdown(iface); TRACE("%p.\n", iface); EnterCriticalSection(&clock->cs); clock->is_shut_down = TRUE; LeaveCriticalSection(&clock->cs); return S_OK; } static HRESULT WINAPI present_clock_shutdown_GetShutdownStatus(IMFShutdown *iface, MFSHUTDOWN_STATUS *status) { struct presentation_clock *clock = impl_from_IMFShutdown(iface); HRESULT hr = S_OK; TRACE("%p, %p.\n", iface, status); if (!status) return E_INVALIDARG; EnterCriticalSection(&clock->cs); if (clock->is_shut_down) *status = MFSHUTDOWN_COMPLETED; else hr = MF_E_INVALIDREQUEST; LeaveCriticalSection(&clock->cs); return hr; } static const IMFShutdownVtbl presentclockshutdownvtbl = { present_clock_shutdown_QueryInterface, present_clock_shutdown_AddRef, present_clock_shutdown_Release, present_clock_shutdown_Shutdown, present_clock_shutdown_GetShutdownStatus, }; static HRESULT WINAPI present_clock_callback_QueryInterface(IMFAsyncCallback *iface, REFIID riid, void **out) { if (IsEqualIID(riid, &IID_IMFAsyncCallback) || IsEqualIID(riid, &IID_IUnknown)) { *out = iface; IMFAsyncCallback_AddRef(iface); return S_OK; } WARN("Unsupported %s.\n", wine_dbgstr_guid(riid)); *out = NULL; return E_NOINTERFACE; } static ULONG WINAPI present_clock_sink_callback_AddRef(IMFAsyncCallback *iface) { struct presentation_clock *clock = impl_from_sink_callback_IMFAsyncCallback(iface); return IMFPresentationClock_AddRef(&clock->IMFPresentationClock_iface); } static ULONG WINAPI present_clock_sink_callback_Release(IMFAsyncCallback *iface) { struct presentation_clock *clock = impl_from_sink_callback_IMFAsyncCallback(iface); return IMFPresentationClock_Release(&clock->IMFPresentationClock_iface); } static HRESULT WINAPI present_clock_callback_GetParameters(IMFAsyncCallback *iface, DWORD *flags, DWORD *queue) { return E_NOTIMPL; } static HRESULT WINAPI present_clock_sink_callback_Invoke(IMFAsyncCallback *iface, IMFAsyncResult *result) { struct sink_notification *data; IUnknown *object; HRESULT hr; if (FAILED(hr = IMFAsyncResult_GetObject(result, &object))) return hr; data = impl_sink_notification_from_IUnknown(object); clock_call_state_change(data->system_time, data->param, data->notification, data->sink); IUnknown_Release(object); return S_OK; } static const IMFAsyncCallbackVtbl presentclocksinkcallbackvtbl = { present_clock_callback_QueryInterface, present_clock_sink_callback_AddRef, present_clock_sink_callback_Release, present_clock_callback_GetParameters, present_clock_sink_callback_Invoke, }; static ULONG WINAPI present_clock_timer_callback_AddRef(IMFAsyncCallback *iface) { struct presentation_clock *clock = impl_from_timer_callback_IMFAsyncCallback(iface); return IMFPresentationClock_AddRef(&clock->IMFPresentationClock_iface); } static ULONG WINAPI present_clock_timer_callback_Release(IMFAsyncCallback *iface) { struct presentation_clock *clock = impl_from_timer_callback_IMFAsyncCallback(iface); return IMFPresentationClock_Release(&clock->IMFPresentationClock_iface); } static HRESULT WINAPI present_clock_timer_callback_Invoke(IMFAsyncCallback *iface, IMFAsyncResult *result) { struct presentation_clock *clock = impl_from_timer_callback_IMFAsyncCallback(iface); struct clock_timer *timer; IUnknown *object; HRESULT hr; if (FAILED(hr = IMFAsyncResult_GetObject(result, &object))) return hr; timer = impl_clock_timer_from_IUnknown(object); EnterCriticalSection(&clock->cs); list_remove(&timer->entry); LeaveCriticalSection(&clock->cs); IMFAsyncCallback_Invoke(timer->callback, timer->result); IUnknown_Release(object); return S_OK; } static const IMFAsyncCallbackVtbl presentclocktimercallbackvtbl = { present_clock_callback_QueryInterface, present_clock_timer_callback_AddRef, present_clock_timer_callback_Release, present_clock_callback_GetParameters, present_clock_timer_callback_Invoke, }; /*********************************************************************** * MFCreatePresentationClock (mf.@) */ HRESULT WINAPI MFCreatePresentationClock(IMFPresentationClock **clock) { struct presentation_clock *object; TRACE("%p.\n", clock); object = heap_alloc_zero(sizeof(*object)); if (!object) return E_OUTOFMEMORY; object->IMFPresentationClock_iface.lpVtbl = &presentationclockvtbl; object->IMFRateControl_iface.lpVtbl = &presentclockratecontrolvtbl; object->IMFTimer_iface.lpVtbl = &presentclocktimervtbl; object->IMFShutdown_iface.lpVtbl = &presentclockshutdownvtbl; object->sink_callback.lpVtbl = &presentclocksinkcallbackvtbl; object->timer_callback.lpVtbl = &presentclocktimercallbackvtbl; object->refcount = 1; list_init(&object->sinks); list_init(&object->timers); object->rate = 1.0f; InitializeCriticalSection(&object->cs); *clock = &object->IMFPresentationClock_iface; return S_OK; } static HRESULT WINAPI standard_quality_manager_QueryInterface(IMFQualityManager *iface, REFIID riid, void **out) { TRACE("%p, %s, %p.\n", iface, debugstr_guid(riid), out); if (IsEqualIID(riid, &IID_IMFQualityManager) || IsEqualIID(riid, &IID_IUnknown)) { *out = iface; IMFQualityManager_AddRef(iface); return S_OK; } WARN("Unsupported %s.\n", debugstr_guid(riid)); *out = NULL; return E_NOINTERFACE; } static ULONG WINAPI standard_quality_manager_AddRef(IMFQualityManager *iface) { struct quality_manager *manager = impl_from_IMFQualityManager(iface); ULONG refcount = InterlockedIncrement(&manager->refcount); TRACE("%p, refcount %u.\n", iface, refcount); return refcount; } static ULONG WINAPI standard_quality_manager_Release(IMFQualityManager *iface) { struct quality_manager *manager = impl_from_IMFQualityManager(iface); ULONG refcount = InterlockedDecrement(&manager->refcount); TRACE("%p, refcount %u.\n", iface, refcount); if (!refcount) { heap_free(manager); } return refcount; } static HRESULT WINAPI standard_quality_manager_NotifyTopology(IMFQualityManager *iface, IMFTopology *topology) { FIXME("%p, %p stub.\n", iface, topology); return E_NOTIMPL; } static HRESULT WINAPI standard_quality_manager_NotifyPresentationClock(IMFQualityManager *iface, IMFPresentationClock *clock) { FIXME("%p, %p stub.\n", iface, clock); return E_NOTIMPL; } static HRESULT WINAPI standard_quality_manager_NotifyProcessInput(IMFQualityManager *iface, IMFTopologyNode *node, LONG input_index, IMFSample *sample) { FIXME("%p, %p, %d, %p stub.\n", iface, node, input_index, sample); return E_NOTIMPL; } static HRESULT WINAPI standard_quality_manager_NotifyProcessOutput(IMFQualityManager *iface, IMFTopologyNode *node, LONG output_index, IMFSample *sample) { FIXME("%p, %p, %d, %p stub.\n", iface, node, output_index, sample); return E_NOTIMPL; } static HRESULT WINAPI standard_quality_manager_NotifyQualityEvent(IMFQualityManager *iface, IUnknown *object, IMFMediaEvent *event) { FIXME("%p, %p, %p stub.\n", iface, object, event); return E_NOTIMPL; } static HRESULT WINAPI standard_quality_manager_Shutdown(IMFQualityManager *iface) { FIXME("%p stub.\n", iface); return E_NOTIMPL; } static IMFQualityManagerVtbl standard_quality_manager_vtbl = { standard_quality_manager_QueryInterface, standard_quality_manager_AddRef, standard_quality_manager_Release, standard_quality_manager_NotifyTopology, standard_quality_manager_NotifyPresentationClock, standard_quality_manager_NotifyProcessInput, standard_quality_manager_NotifyProcessOutput, standard_quality_manager_NotifyQualityEvent, standard_quality_manager_Shutdown, }; HRESULT WINAPI MFCreateStandardQualityManager(IMFQualityManager **manager) { struct quality_manager *object; TRACE("%p.\n", manager); object = heap_alloc_zero(sizeof(*object)); if (!object) return E_OUTOFMEMORY; object->IMFQualityManager_iface.lpVtbl = &standard_quality_manager_vtbl; object->refcount = 1; *manager = &object->IMFQualityManager_iface; return S_OK; }