libdvbpsi 0.1.0

pat.h

Go to the documentation of this file.
00001 /*****************************************************************************
00002  * pat.h
00003  * (c)2001-2002 VideoLAN
00004  * $Id: pat.h 187 2009-11-18 07:26:10Z md $
00005  *
00006  * Authors: Arnaud de Bossoreille de Ribou <bozo@via.ecp.fr>
00007  *
00008  * This program is free software; you can redistribute it and/or
00009  * modify it under the terms of the GNU General Public License
00010  * as published by the Free Software Foundation; either version 2
00011  * of the License, or (at your option) any later version.
00012  *
00013  * This program is distributed in the hope that it will be useful,
00014  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00015  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00016  * GNU General Public License for more details.
00017  *
00018  * You should have received a copy of the GNU General Public License
00019  * along with this program; if not, write to the Free Software
00020  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
00021  *
00022  *****************************************************************************/
00023 
00033 #ifndef _DVBPSI_PAT_H_
00034 #define _DVBPSI_PAT_H_
00035 
00036 #ifdef __cplusplus
00037 extern "C" {
00038 #endif
00039 
00040 
00041 /*****************************************************************************
00042  * dvbpsi_pat_program_t
00043  *****************************************************************************/
00055 typedef struct dvbpsi_pat_program_s
00056 {
00057   uint16_t                      i_number;               
00058   uint16_t                      i_pid;                  
00060   struct dvbpsi_pat_program_s * p_next;                 
00063 } dvbpsi_pat_program_t;
00064 
00065 
00066 /*****************************************************************************
00067  * dvbpsi_pat_t
00068  *****************************************************************************/
00080 typedef struct dvbpsi_pat_s
00081 {
00082   uint16_t                  i_ts_id;            
00083   uint8_t                   i_version;          
00084   int                       b_current_next;     
00086   dvbpsi_pat_program_t *    p_first_program;    
00088 } dvbpsi_pat_t;
00089 
00090 
00091 /*****************************************************************************
00092  * dvbpsi_pat_callback
00093  *****************************************************************************/
00099 typedef void (* dvbpsi_pat_callback)(void* p_cb_data, dvbpsi_pat_t* p_new_pat);
00100 
00101 
00102 /*****************************************************************************
00103  * dvbpsi_AttachPAT
00104  *****************************************************************************/
00113 dvbpsi_handle dvbpsi_AttachPAT(dvbpsi_pat_callback pf_callback,
00114                                void* p_cb_data);
00115 
00116 
00117 /*****************************************************************************
00118  * dvbpsi_DetachPAT
00119  *****************************************************************************/
00128 void dvbpsi_DetachPAT(dvbpsi_handle h_dvbpsi);
00129 
00130 
00131 /*****************************************************************************
00132  * dvbpsi_InitPAT/dvbpsi_NewPAT
00133  *****************************************************************************/
00144 void dvbpsi_InitPAT(dvbpsi_pat_t* p_pat, uint16_t i_ts_id, uint8_t i_version,
00145                     int b_current_next);
00146 
00156 #define dvbpsi_NewPAT(p_pat, i_ts_id, i_version, b_current_next)        \
00157 do {                                                                    \
00158   p_pat = (dvbpsi_pat_t*)malloc(sizeof(dvbpsi_pat_t));                  \
00159   if(p_pat != NULL)                                                     \
00160     dvbpsi_InitPAT(p_pat, i_ts_id, i_version, b_current_next);          \
00161 } while(0);
00162 
00163 
00164 /*****************************************************************************
00165  * dvbpsi_EmptyPAT/dvbpsi_DeletePAT
00166  *****************************************************************************/
00173 void dvbpsi_EmptyPAT(dvbpsi_pat_t* p_pat);
00174 
00181 #define dvbpsi_DeletePAT(p_pat)                                         \
00182 do {                                                                    \
00183   dvbpsi_EmptyPAT(p_pat);                                               \
00184   free(p_pat);                                                          \
00185 } while(0);
00186 
00187 
00188 /*****************************************************************************
00189  * dvbpsi_PATAddProgram
00190  *****************************************************************************/
00201 dvbpsi_pat_program_t* dvbpsi_PATAddProgram(dvbpsi_pat_t* p_pat,
00202                                            uint16_t i_number, uint16_t i_pid);
00203 
00204 /*****************************************************************************
00205  * dvbpsi_GenPATSections
00206  *****************************************************************************/
00218 dvbpsi_psi_section_t* dvbpsi_GenPATSections(dvbpsi_pat_t* p_pat,
00219                                             int i_max_pps);
00220 
00221 
00222 #ifdef __cplusplus
00223 };
00224 #endif
00225 
00226 #else
00227 #error "Multiple inclusions of pat.h"
00228 #endif
00229