mf: Implement initial support for starting media sources within a session.
Signed-off-by: Nikolay Sivov <nsivov@codeweavers.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
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0d41926cc0
commit
350a3ec6a2
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@ -37,6 +37,7 @@ enum session_command
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SESSION_CMD_CLEAR_TOPOLOGIES,
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SESSION_CMD_CLOSE,
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SESSION_CMD_SET_TOPOLOGY,
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SESSION_CMD_START,
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};
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struct session_op
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@ -51,6 +52,11 @@ struct session_op
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DWORD flags;
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IMFTopology *topology;
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} set_topology;
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struct
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{
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GUID time_format;
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PROPVARIANT start_position;
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} start;
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} u;
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};
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@ -63,6 +69,8 @@ struct queued_topology
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enum session_state
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{
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SESSION_STATE_STOPPED = 0,
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SESSION_STATE_STARTING,
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SESSION_STATE_RUNNING,
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SESSION_STATE_CLOSED,
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SESSION_STATE_SHUT_DOWN,
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};
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@ -74,6 +82,7 @@ struct media_session
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IMFRateSupport IMFRateSupport_iface;
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IMFRateControl IMFRateControl_iface;
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IMFAsyncCallback commands_callback;
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IMFAsyncCallback events_callback;
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LONG refcount;
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IMFMediaEventQueue *event_queue;
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IMFPresentationClock *clock;
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@ -161,6 +170,11 @@ static struct media_session *impl_from_commands_callback_IMFAsyncCallback(IMFAsy
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return CONTAINING_RECORD(iface, struct media_session, commands_callback);
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}
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static struct media_session *impl_from_events_callback_IMFAsyncCallback(IMFAsyncCallback *iface)
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{
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return CONTAINING_RECORD(iface, struct media_session, events_callback);
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}
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static struct media_session *impl_from_IMFGetService(IMFGetService *iface)
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{
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return CONTAINING_RECORD(iface, struct media_session, IMFGetService_iface);
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@ -248,10 +262,17 @@ static ULONG WINAPI session_op_Release(IUnknown *iface)
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if (!refcount)
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{
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if (op->command == SESSION_CMD_SET_TOPOLOGY)
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switch (op->command)
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{
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case SESSION_CMD_SET_TOPOLOGY:
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if (op->u.set_topology.topology)
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IMFTopology_Release(op->u.set_topology.topology);
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break;
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case SESSION_CMD_START:
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PropVariantClear(&op->u.start.start_position);
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break;
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default:
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;
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}
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heap_free(op);
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}
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@ -270,7 +291,7 @@ static HRESULT create_session_op(enum session_command command, struct session_op
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{
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struct session_op *op;
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if (!(op = heap_alloc(sizeof(*op))))
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if (!(op = heap_alloc_zero(sizeof(*op))))
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return E_OUTOFMEMORY;
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op->IUnknown_iface.lpVtbl = &session_op_vtbl;
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@ -330,7 +351,7 @@ static HRESULT session_bind_output_nodes(IMFTopology *topology)
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if (FAILED(hr = IMFTopologyNode_GetNodeType(node, &node_type)) || node_type != MF_TOPOLOGY_OUTPUT_NODE)
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{
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IMFTopologyNode_Release(node);
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break;
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continue;
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}
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if (SUCCEEDED(hr = IMFTopologyNode_GetObject(node, &object)))
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@ -370,6 +391,92 @@ static HRESULT session_bind_output_nodes(IMFTopology *topology)
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return hr;
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}
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static IMFTopology *session_get_next_topology(struct media_session *session)
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{
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struct queued_topology *queued;
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if (!session->current_topology)
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{
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struct list *head = list_head(&session->topologies);
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if (!head)
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return NULL;
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queued = LIST_ENTRY(head, struct queued_topology, entry);
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session->current_topology = queued->topology;
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list_remove(&queued->entry);
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heap_free(queued);
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}
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return session->current_topology;
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}
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static void session_start(struct media_session *session, const GUID *time_format, const PROPVARIANT *start_position)
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{
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IMFTopologyNode *node;
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IMFTopology *topology;
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IMFCollection *nodes;
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DWORD count, i;
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HRESULT hr;
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EnterCriticalSection(&session->cs);
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switch (session->state)
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{
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case SESSION_STATE_STOPPED:
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topology = session_get_next_topology(session);
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if (!topology || FAILED(IMFTopology_GetSourceNodeCollection(topology, &nodes)))
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break;
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if (FAILED(IMFCollection_GetElementCount(nodes, &count)))
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break;
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for (i = 0; i < count; ++i)
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{
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if (SUCCEEDED(IMFCollection_GetElement(nodes, i, (IUnknown **)&node)))
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{
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IMFPresentationDescriptor *pd = NULL;
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IMFMediaSource *source = NULL;
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hr = IMFTopologyNode_GetUnknown(node, &MF_TOPONODE_SOURCE, &IID_IMFMediaSource,
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(void **)&source);
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if (SUCCEEDED(hr))
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hr = IMFTopologyNode_GetUnknown(node, &MF_TOPONODE_PRESENTATION_DESCRIPTOR,
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&IID_IMFPresentationDescriptor, (void **)&pd);
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/* Subscribe to source events, start it. */
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if (SUCCEEDED(hr))
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hr = IMFMediaSource_BeginGetEvent(source, &session->events_callback, NULL);
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if (SUCCEEDED(hr))
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hr = IMFMediaSource_Start(source, pd, time_format, start_position);
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if (source)
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IMFMediaSource_Release(source);
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if (pd)
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IMFPresentationDescriptor_Release(pd);
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IMFTopologyNode_Release(node);
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}
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}
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session->state = SESSION_STATE_STARTING;
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IMFCollection_Release(nodes);
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break;
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case SESSION_STATE_RUNNING:
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FIXME("Seeking is not implemented.\n");
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break;
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default:
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;
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}
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LeaveCriticalSection(&session->cs);
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}
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static HRESULT WINAPI mfsession_QueryInterface(IMFMediaSession *iface, REFIID riid, void **out)
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{
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struct media_session *session = impl_from_IMFMediaSession(iface);
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@ -518,11 +625,29 @@ static HRESULT WINAPI mfsession_ClearTopologies(IMFMediaSession *iface)
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return hr;
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}
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static HRESULT WINAPI mfsession_Start(IMFMediaSession *iface, const GUID *format, const PROPVARIANT *start)
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static HRESULT WINAPI mfsession_Start(IMFMediaSession *iface, const GUID *format, const PROPVARIANT *start_position)
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{
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FIXME("(%p)->(%s, %p)\n", iface, debugstr_guid(format), start);
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struct media_session *session = impl_from_IMFMediaSession(iface);
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struct session_op *op;
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HRESULT hr;
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return E_NOTIMPL;
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TRACE("%p, %s, %p.\n", iface, debugstr_guid(format), start_position);
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if (!start_position)
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return E_POINTER;
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if (FAILED(hr = create_session_op(SESSION_CMD_START, &op)))
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return hr;
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op->u.start.time_format = format ? *format : GUID_NULL;
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hr = PropVariantCopy(&op->u.start.start_position, start_position);
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if (SUCCEEDED(hr))
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hr = session_submit_command(session, op);
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IUnknown_Release(&op->IUnknown_iface);
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return hr;
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}
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static HRESULT WINAPI mfsession_Pause(IMFMediaSession *iface)
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@ -765,7 +890,10 @@ static HRESULT WINAPI session_commands_callback_Invoke(IMFAsyncCallback *iface,
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status = IMFTopoLoader_Load(session->topo_loader, topology, &resolved_topology, NULL /* FIXME? */);
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if (SUCCEEDED(status))
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{
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topology = resolved_topology;
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topo_status = MF_TOPOSTATUS_READY;
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}
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}
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if (SUCCEEDED(status))
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@ -819,6 +947,11 @@ static HRESULT WINAPI session_commands_callback_Invoke(IMFAsyncCallback *iface,
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break;
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}
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case SESSION_CMD_START:
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{
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session_start(session, &op->u.start.time_format, &op->u.start.start_position);
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break;
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}
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case SESSION_CMD_CLOSE:
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EnterCriticalSection(&session->cs);
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if (session->state != SESSION_STATE_CLOSED)
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@ -845,6 +978,52 @@ static const IMFAsyncCallbackVtbl session_commands_callback_vtbl =
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session_commands_callback_Invoke,
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};
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static HRESULT WINAPI session_events_callback_QueryInterface(IMFAsyncCallback *iface, REFIID riid, void **obj)
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{
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if (IsEqualIID(riid, &IID_IMFAsyncCallback) ||
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IsEqualIID(riid, &IID_IUnknown))
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{
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*obj = iface;
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IMFAsyncCallback_AddRef(iface);
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return S_OK;
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}
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WARN("Unsupported %s.\n", debugstr_guid(riid));
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*obj = NULL;
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return E_NOINTERFACE;
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}
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static ULONG WINAPI session_events_callback_AddRef(IMFAsyncCallback *iface)
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{
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struct media_session *session = impl_from_events_callback_IMFAsyncCallback(iface);
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return IMFMediaSession_AddRef(&session->IMFMediaSession_iface);
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}
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static ULONG WINAPI session_events_callback_Release(IMFAsyncCallback *iface)
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{
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struct media_session *session = impl_from_events_callback_IMFAsyncCallback(iface);
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return IMFMediaSession_Release(&session->IMFMediaSession_iface);
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}
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static HRESULT WINAPI session_events_callback_GetParameters(IMFAsyncCallback *iface, DWORD *flags, DWORD *queue)
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{
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return E_NOTIMPL;
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}
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static HRESULT WINAPI session_events_callback_Invoke(IMFAsyncCallback *iface, IMFAsyncResult *result)
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{
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return S_OK;
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}
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static const IMFAsyncCallbackVtbl session_events_callback_vtbl =
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{
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session_events_callback_QueryInterface,
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session_events_callback_AddRef,
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session_events_callback_Release,
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session_events_callback_GetParameters,
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session_events_callback_Invoke,
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};
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static HRESULT WINAPI session_rate_support_QueryInterface(IMFRateSupport *iface, REFIID riid, void **obj)
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{
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struct media_session *session = impl_session_from_IMFRateSupport(iface);
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@ -960,6 +1139,7 @@ HRESULT WINAPI MFCreateMediaSession(IMFAttributes *config, IMFMediaSession **ses
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object->IMFRateSupport_iface.lpVtbl = &session_rate_support_vtbl;
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object->IMFRateControl_iface.lpVtbl = &session_rate_control_vtbl;
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object->commands_callback.lpVtbl = &session_commands_callback_vtbl;
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object->events_callback.lpVtbl = &session_events_callback_vtbl;
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object->refcount = 1;
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list_init(&object->topologies);
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InitializeCriticalSection(&object->cs);
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