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|
/*****************************************************************
|
| Platinum - Micro Media Controller
|
| Copyright (c) 2004-2010, Plutinosoft, LLC.
| All rights reserved.
| http://www.plutinosoft.com
|
| This program is free software; you can redistribute it and/or
| modify it under the terms of the GNU General Public License
| as published by the Free Software Foundation; either version 2
| of the License, or (at your option) any later version.
|
| OEMs, ISVs, VARs and other distributors that combine and
| distribute commercially licensed software with Platinum software
| and do not wish to distribute the source code for the commercially
| licensed software under version 2, or (at your option) any later
| version, of the GNU General Public License (the "GPL") must enter
| into a commercial license agreement with Plutinosoft, LLC.
| licensing@plutinosoft.com
|
| This program 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 General Public License for more details.
|
| You should have received a copy of the GNU General Public License
| along with this program; see the file LICENSE.txt. If not, write to
| the Free Software Foundation, Inc.,
| 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
| http://www.gnu.org/licenses/gpl-2.0.html
|
****************************************************************/
#ifndef _MICRO_MEDIA_CONTROLLER_H_
#define _MICRO_MEDIA_CONTROLLER_H_
/*----------------------------------------------------------------------
| includes
+---------------------------------------------------------------------*/
#include "Platinum.h"
#include "PltMediaServer.h"
#include "PltSyncMediaBrowser.h"
#include "PltMediaController.h"
#include "Neptune.h"
/*----------------------------------------------------------------------
| definitions
+---------------------------------------------------------------------*/
typedef NPT_Map<NPT_String, NPT_String> PLT_StringMap;
typedef NPT_Lock<PLT_StringMap> PLT_LockStringMap;
typedef NPT_Map<NPT_String, NPT_String>::Entry PLT_StringMapEntry;
/*----------------------------------------------------------------------
| PLT_MediaItemIDFinder
+---------------------------------------------------------------------*/
class PLT_MediaItemIDFinder
{
public:
// methods
PLT_MediaItemIDFinder(const char* object_id) : m_ObjectID(object_id) {}
bool operator()(const PLT_MediaObject* const & item) const {
return item->m_ObjectID.Compare(m_ObjectID, true) ? false : true;
}
private:
// members
NPT_String m_ObjectID;
};
/*----------------------------------------------------------------------
| PLT_MicroMediaController
+---------------------------------------------------------------------*/
class PLT_MicroMediaController : public PLT_SyncMediaBrowser,
public PLT_MediaController,
public PLT_MediaControllerDelegate
{
public:
PLT_MicroMediaController(PLT_CtrlPointReference& ctrlPoint);
virtual ~PLT_MicroMediaController();
void ProcessCommandLoop();
// PLT_MediaBrowserDelegate methods
bool OnMSAdded(PLT_DeviceDataReference& device);
// PLT_MediaControllerDelegate methods
bool OnMRAdded(PLT_DeviceDataReference& device);
void OnMRRemoved(PLT_DeviceDataReference& device);
void OnMRStateVariablesChanged(PLT_Service* /* service */,
NPT_List<PLT_StateVariable*>* /* vars */);
// PLT_HttpClientTask method
NPT_Result ProcessResponse(NPT_Result res,
const NPT_HttpRequest& request,
const NPT_HttpRequestContext& context,
NPT_HttpResponse* response);
private:
const char* ChooseIDFromTable(PLT_StringMap& table);
void PopDirectoryStackToRoot(void);
NPT_Result DoBrowse(const char* object_id = NULL, bool metdata = false);
void GetCurMediaServer(PLT_DeviceDataReference& server);
void GetCurMediaRenderer(PLT_DeviceDataReference& renderer);
PLT_DeviceDataReference ChooseDevice(const NPT_Lock<PLT_DeviceMap>& deviceList);
// Command Handlers
void HandleCmd_scan(const char* ip);
void HandleCmd_getms();
void HandleCmd_setms();
void HandleCmd_ls();
void HandleCmd_info();
void HandleCmd_cd(const char* command);
void HandleCmd_cdup();
void HandleCmd_pwd();
void HandleCmd_help();
void HandleCmd_getmr();
void HandleCmd_setmr();
void HandleCmd_download();
void HandleCmd_open();
void HandleCmd_play();
void HandleCmd_seek(const char* command);
void HandleCmd_stop();
void HandleCmd_mute();
void HandleCmd_unmute();
private:
/* Tables of known devices on the network. These are updated via the
* OnMSAddedRemoved and OnMRAddedRemoved callbacks. Note that you should first lock
* before accessing them using the NPT_Map::Lock function.
*/
NPT_Lock<PLT_DeviceMap> m_MediaServers;
NPT_Lock<PLT_DeviceMap> m_MediaRenderers;
/* Currently selected media server as well as
* a lock. If you ever want to hold both the m_CurMediaRendererLock lock and the
* m_CurMediaServerLock lock, make sure you grab the server lock first.
*/
PLT_DeviceDataReference m_CurMediaServer;
NPT_Mutex m_CurMediaServerLock;
/* Currently selected media renderer as well as
* a lock. If you ever want to hold both the m_CurMediaRendererLock lock and the
* m_CurMediaServerLock lock, make sure you grab the server lock first.
*/
PLT_DeviceDataReference m_CurMediaRenderer;
NPT_Mutex m_CurMediaRendererLock;
/* Most recent results from a browse request. The results come back in a
* callback instead of being returned to the calling function, so this
* variable is necessary in order to give the results back to the calling
* function.
*/
PLT_MediaObjectListReference m_MostRecentBrowseResults;
/* When browsing through the tree on a media server, this is the stack
* symbolizing the current position in the tree. The contents of the
* stack are the object ID's of the nodes. Note that the object id: "0" should
* always be at the bottom of the stack.
*/
NPT_Stack<NPT_String> m_CurBrowseDirectoryStack;
/* Semaphore on which to block when waiting for a response from over
* the network
*/
NPT_SharedVariable m_CallbackResponseSemaphore;
/* Task Manager managing download tasks */
PLT_TaskManager m_DownloadTaskManager;
};
#endif /* _MICRO_MEDIA_CONTROLLER_H_ */
|
