/*

 * Copyright (C) 2020, University of the Basque Country (UPV/EHU)

 * Contact for licensing options: <licensing-mcpttclient(at)mcopenplatform(dot)com>
 *
 * The original file was part of Open Source Doubango Framework
 * Copyright (C) 2010-2011 Mamadou Diop.
 * Copyright (C) 2012 Doubango Telecom <http://doubango.org>
 *
 * This file is part of Open Source Doubango Framework.
 *
 * DOUBANGO 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 3 of the License, or
 * (at your option) any later version.
 *
 * DOUBANGO 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 DOUBANGO.
 *
 */
 
 /**@file tmedia_params.h
  * @brief Media parameters used to configure any session or plugin.
  *
  * @author Mamadou Diop <diopmamadou(at)doubango[dot]org>
  *
 
  */
 #ifndef TINYMEDIA_PARAMS_H
 #define TINYMEDIA_PARAMS_H
 
 #include "tinymedia_config.h"
 
 #include "tinymedia/tmedia_common.h"
 
 #include "tsk_list.h"
 
 TMEDIA_BEGIN_DECLS
 
 #define TMEDIA_PARAM(self) ((tmedia_param_t*)(self))
 
 typedef enum tmedia_param_access_type_e
 {
 	tmedia_pat_get,
 	tmedia_pat_set
 }
 tmedia_param_access_type_t;
 
 typedef enum tmedia_param_plugin_type_e
 {
 	tmedia_ppt_consumer,
 	tmedia_ppt_producer,
 	tmedia_ppt_codec,
 	tmedia_ppt_session,
 	tmedia_ppt_manager
 }
 tmedia_param_plugin_type_t;
 
 typedef enum tmedia_param_value_type_e
 {
 	tmedia_pvt_int32,
 	tmedia_pvt_bool = tmedia_pvt_int32,
 	tmedia_pvt_pobject,
 	tmedia_pvt_pchar,
 	tmedia_pvt_int64,
 }
 tmedia_param_value_type_t;
 
 #define TMEDIA_PARAM_VALUE_TYPE_IS_PTR(self) ((self) == tmedia_pvt_pobject || (self) == tmedia_pvt_pchar)
 
 typedef struct tmedia_param_s
 {
 	TSK_DECLARE_OBJECT;
 
 	tmedia_param_access_type_t access_type;
 	tmedia_type_t media_type;
 	tmedia_param_plugin_type_t plugin_type;
 	tmedia_param_value_type_t value_type;
 	
 	char* key;
 	/* Because setting parameters could be deferred
 	* ==> MUST copy the value for later use.
 	* e.g. TMEDIA_SESSION_MANAGER_SET_INT32("width", 1234); 1234 will be lost when we exit the block code
 	*/
 	void* value;
 }
 tmedia_param_t;
 
 typedef tsk_list_t tmedia_params_L_t; /**< List of @ref tsk_param_t elements. */
 
 #define tmedia_params_create() tsk_list_create()
 
 TINYMEDIA_API tmedia_param_t* tmedia_param_create(tmedia_param_access_type_t access_type, 
 									tmedia_type_t media_type, 
 									tmedia_param_plugin_type_t plugin_type, 
 									tmedia_param_value_type_t value_type,
 									const char* key,
 									void* value);
 
 TINYMEDIA_API tmedia_params_L_t* tmedia_params_create_2(va_list *app);
 
 TINYMEDIA_API int tmedia_params_add_param(tmedia_params_L_t **self, 
 							tmedia_param_access_type_t access_type, 
 							tmedia_type_t media_type, 
 							tmedia_param_plugin_type_t plugin_type, 
 							tmedia_param_value_type_t value_type,
 							const char* key,
 							void* value);
 
 TINYMEDIA_GEXTERN const tsk_object_def_t *tmedia_param_def_t;
 
 TMEDIA_END_DECLS
 
 #endif /* TINYMEDIA_PARAMS_H */