kits/media/MediaRoster.cpp

12  * Permission is hereby granted, free of charge, to any person obtaining
14  * thereof (the "Software"), to deal in the Software without restriction,
15  * including without limitation the rights to use, copy, modify, merge,
17  * and to permit persons to whom the Software is furnished to do so, subject
18  * to the following conditions:
38 /* to comply with the license above, do not remove the following line */
264 	// so we are enough safe to don't care about that.
299 	_msg->MakeEmpty(); // to be fully R5 compliant
363 		ERROR("BMediaRoster::ReleaseNodeAll failed to query media_server, "
620 			ERROR("PublishOutputs: failed to create area, %#" B_PRIx32 "\n",
670 			ERROR("PublishInputs: failed to create area, %#" B_PRIx32 "\n",
780 	// TODO: need to do this in a nicer way.
790 	// we need to remember to not use this node with server side reference counting
900 	// TODO: need to do this in a nicer way.
910 	// we need to remember to not use this node with server side reference
926 		TRACE("BMediaRoster::ReleaseNode, trying to release reference "
959 	// corresponding to the specified node's time source.
986 	// ask the node to get it's current timesource id
1004 BMediaRoster::Connect(const media_source& from, const media_destination& to,
1007 	return BMediaRoster::Connect(from, to, _format, _output, _input, 0);
1012 BMediaRoster::Connect(const media_source& from, const media_destination& to,
1023 	if (IS_INVALID_DESTINATION(to)) {
1041 	rv = GetNodeFor(NodeIDFor(to.port), &destnode);
1044 			"%" B_PRId32 "\n", to.port);
1085 	request2.dest = to;
1087 	rv = QueryPort(to.port, CONSUMER_ACCEPT_FORMAT, &request2,
1104 	request3.destination = to;
1115 	// reply3.out_source the real source to be used for the connection
1129 	request4.input.destination = to;
1133 	con_status = QueryPort(to.port, CONSUMER_CONNECTED, &request4,
1141 	// con_status contains the status code to be supplied to
1169 	// reply5.name contains the name assigned to the connection by the producer
1385 		", to perf %" B_PRId64 "\n", node.node, atPerformanceTime, toMediaTime);
1498 		", to perf %" B_PRId64 "\n", node.node, atRealTime, toPerformanceTime);
1677 	// This needs to be documented
2130 	// I'm not sure if the media kit warrants to call BMediaNode::AddOn() here.
2158 		ERROR("BMediaRoster::RegisterNode: failed to register node %s: %s\n",
2171 	// if the BMediaNode also inherits from BTimeSource, we need to call
2186 	// media_server, this allows GetLiveNodes() to work
2190 	// We have a pointer to the node, and thus call the functions directly
2243 		TRACE("BMediaRoster::UnregisterNode, trying to unregister reference "
2262 	// BMessage *config) if this node was instanciated by an add-on needs to
2264 	// We can't do it here because it is already to late (destructor of the node
2279 		ERROR("BMediaRoster::UnregisterNode: failed to unregister node id %"
2292 		// The add-on that contains the node needs to remain in memory until the
2313 //!	Thread safe for multiple calls to Roster()
2365 	// We need to get a clone of the node to have a port id
2368 		// We just send the request to set time_source-id as
2369 		// timesource to the node, the NODE_SET_TIMESOURCE handler
2431 	// TODO: it might be better to query the node for the (current) parameter
2564 /*!	This function is used to do the real work of instantiating a dormant node.
2565 	It is either called by the media_addon_server to instantiate a global node,
2566 	or it gets called from BMediaRoster::InstantiateDormantNode() to create a
2576 	// is supposed to be global, it is called from the media_addon_server.
2578 	// if B_FLAVOR_IS_GLOBAL, we need to use the BMediaAddOn object that
2586 	// flavorID		Indicates the internal ID number that the add-on uses to
2603 		ERROR("BMediaRosterEx::InstantiateDormantNode error: failed to get "
2618 	// Now we need to try to increment the use count of this addon flavor
2637 		// do not return, this is a minor problem, not a reason to fail
2650 		// server to compensate the increment done in the beginning.
2666 		// server to compensate the increment done in the beginning.
2676 		// send a message to the server to assign team "creator" as creator
2684 			ERROR("BMediaRosterEx::InstantiateDormantNode failed to assign "
2687 			// do not return, this is a minor problem, not a reason to fail
2732 		ERROR("BMediaRoster::InstantiateDormantNode: failed to get "
2780 	// If either the node, or the caller requested to make the instance global
2782 	// which in turn will call BMediaRosterEx::InstantiateDormantNode to create
2794 			// creator team is allowed to also release global nodes
3127 	TRACE("BMediaRoster::SniffRef looking for a node to handle %s: 0x%" B_PRIx64
3302 	// No need to memset the padding
3410 /*!	Use MediaFlags to inquire about specific features of the Media Kit.
3488 				// Wait for media services to wake up and restore our friendship
3491 						"to media_server.");
3508 			// Send the notification to our subscribers
3543 			// Send the notification to our subscribers
3561 			// This function is called by a BMediaNode to delete
3562 			// itself, as this needs to be done from another thread