haiku/headers/private/media/MediaRosterEx.h

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/*
* Copyright (c) 2003 Marcus Overhagen.
* All Rights Reserved.
*
* This file may be used under the terms of the MIT License.
*/
#ifndef _MEDIA_ROSTER_EX_H_
#define _MEDIA_ROSTER_EX_H_
#ifndef _MEDIA_T_LIST_H
#include "TList.h"
#endif
#ifndef _DATA_EXCHANGE_H
#include "DataExchange.h"
#endif
#ifndef _MEDIA_NODE_H
#include <MediaNode.h>
#endif
#ifndef _MEDIA_ADD_ON_H
#include <MediaAddOn.h>
#endif
namespace BPrivate { namespace media {
/* The BMediaRosterEx class is an extension to the BMediaRoster.
* It provides functionality that can be used by the implementation
* of media_server, media_addon_server and libmedia.so.
* To access it, convert any BMediaRoster pointer in a BMediaRosterEx
* pointer using the inline function provided below.
*/
class BMediaRosterEx : public BMediaRoster
{
public:
BMediaRosterEx(status_t * out_error);
status_t SaveNodeConfiguration(BMediaNode *node);
status_t LoadNodeConfiguration(media_addon_id addonid, int32 flavorid, BMessage *out_msg);
status_t IncrementAddonFlavorInstancesCount(media_addon_id addonid, int32 flavorid);
status_t DecrementAddonFlavorInstancesCount(media_addon_id addonid, int32 flavorid);
status_t SetNodeCreator(media_node_id node, team_id creator);
status_t RegisterNode(BMediaNode * node, media_addon_id addonid, int32 flavorid);
status_t InstantiateDormantNode(media_addon_id addonid, int32 flavorid, team_id creator, media_node *out_node);
status_t GetDormantFlavorInfo(media_addon_id addonid, int32 flavorid, dormant_flavor_info *out_flavor);
status_t GetNode(node_type type, media_node * out_node, int32 * out_input_id = NULL, BString * out_input_name = NULL);
status_t SetNode(node_type type, const media_node *node, const dormant_node_info *info = NULL, const media_input *input = NULL);
status_t GetAllOutputs(const media_node & node, List<media_output> *list);
status_t GetAllOutputs(BBufferProducer *node, List<media_output> *list);
status_t GetAllInputs(const media_node & node, List<media_input> *list);
status_t GetAllInputs(BBufferConsumer *node, List<media_input> *list);
status_t PublishOutputs(const media_node & node, List<media_output> *list);
status_t PublishInputs(const media_node & node, List<media_input> *list);
BTimeSource *MakeTimeSourceObject(media_node_id timesource_id);
private:
friend class BMediaRoster;
};
/* The pointer returned by BMediaRoster::Roster() is always a
* BMediaRosterEx object pointer. Use this to convert it.
*/
inline BMediaRosterEx * MediaRosterEx(BMediaRoster *mediaroster)
{
return static_cast<BMediaRosterEx *>(mediaroster);
}
} } // BPrivate::media
using namespace BPrivate::media;
#endif