pmt.h

Go to the documentation of this file.
00001 /*****************************************************************************
00002  * pmt.h
00003  * (c)2001-2002 VideoLAN
00004  * $Id: pmt.h 103 2005-01-21 14:34:51Z massiot $
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 
00036 #ifndef _DVBPSI_PMT_H_
00037 #define _DVBPSI_PMT_H_
00038 
00039 #ifdef __cplusplus
00040 extern "C" {
00041 #endif
00042 
00043 
00044 /*****************************************************************************
00045  * dvbpsi_pmt_es_t
00046  *****************************************************************************/
00058 typedef struct dvbpsi_pmt_es_s
00059 {
00060   uint8_t                       i_type;                 
00061   uint16_t                      i_pid;                  
00063   dvbpsi_descriptor_t *         p_first_descriptor;     
00065   struct dvbpsi_pmt_es_s *      p_next;                 
00068 } dvbpsi_pmt_es_t;
00069 
00070 
00071 /*****************************************************************************
00072  * dvbpsi_pmt_t
00073  *****************************************************************************/
00085 typedef struct dvbpsi_pmt_s
00086 {
00087   uint16_t                  i_program_number;   
00088   uint8_t                   i_version;          
00089   int                       b_current_next;     
00091   uint16_t                  i_pcr_pid;          
00093   dvbpsi_descriptor_t *     p_first_descriptor; 
00095   dvbpsi_pmt_es_t *         p_first_es;         
00097 } dvbpsi_pmt_t;
00098 
00099 
00100 /*****************************************************************************
00101  * dvbpsi_pmt_callback
00102  *****************************************************************************/
00108 typedef void (* dvbpsi_pmt_callback)(void* p_cb_data, dvbpsi_pmt_t* p_new_pmt);
00109 
00110 
00111 /*****************************************************************************
00112  * dvbpsi_AttachPMT
00113  *****************************************************************************/
00124 dvbpsi_handle dvbpsi_AttachPMT(uint16_t i_program_number,
00125                                dvbpsi_pmt_callback pf_callback,
00126                                void* p_cb_data);
00127 
00128 
00129 /*****************************************************************************
00130  * dvbpsi_DetachPMT
00131  *****************************************************************************/
00140 void dvbpsi_DetachPMT(dvbpsi_handle h_dvbpsi);
00141 
00142 
00143 /*****************************************************************************
00144  * dvbpsi_InitPMT/dvbpsi_NewPMT
00145  *****************************************************************************/
00158 void dvbpsi_InitPMT(dvbpsi_pmt_t* p_pmt, uint16_t i_program_number,
00159                     uint8_t i_version, int b_current_next, uint16_t i_pcr_pid);
00160 
00172 #define dvbpsi_NewPMT(p_pmt, i_program_number,                          \
00173                       i_version, b_current_next, i_pcr_pid)             \
00174 do {                                                                    \
00175   p_pmt = (dvbpsi_pmt_t*)malloc(sizeof(dvbpsi_pmt_t));                  \
00176   if(p_pmt != NULL)                                                     \
00177     dvbpsi_InitPMT(p_pmt, i_program_number, i_version, b_current_next,  \
00178                    i_pcr_pid);                                          \
00179 } while(0);
00180 
00181 
00182 /*****************************************************************************
00183  * dvbpsi_EmptyPMT/dvbpsi_DeletePMT
00184  *****************************************************************************/
00191 void dvbpsi_EmptyPMT(dvbpsi_pmt_t* p_pmt);
00192 
00199 #define dvbpsi_DeletePMT(p_pmt)                                         \
00200 do {                                                                    \
00201   dvbpsi_EmptyPMT(p_pmt);                                               \
00202   free(p_pmt);                                                          \
00203 } while(0);
00204 
00205 
00206 /*****************************************************************************
00207  * dvbpsi_PMTAddDescriptor
00208  *****************************************************************************/
00221 dvbpsi_descriptor_t* dvbpsi_PMTAddDescriptor(dvbpsi_pmt_t* p_pmt,
00222                                              uint8_t i_tag, uint8_t i_length,
00223                                              uint8_t* p_data);
00224 
00225 
00226 /*****************************************************************************
00227  * dvbpsi_PMTAddES
00228  *****************************************************************************/
00238 dvbpsi_pmt_es_t* dvbpsi_PMTAddES(dvbpsi_pmt_t* p_pmt,
00239                                  uint8_t i_type, uint16_t i_pid);
00240 
00241 
00242 /*****************************************************************************
00243  * dvbpsi_PMTESAddDescriptor
00244  *****************************************************************************/
00257 dvbpsi_descriptor_t* dvbpsi_PMTESAddDescriptor(dvbpsi_pmt_es_t* p_es,
00258                                                uint8_t i_tag, uint8_t i_length,
00259                                                uint8_t* p_data);
00260 
00261 
00262 /*****************************************************************************
00263  * dvbpsi_GenPMTSections
00264  *****************************************************************************/
00273 dvbpsi_psi_section_t* dvbpsi_GenPMTSections(dvbpsi_pmt_t* p_pmt);
00274 
00275 
00276 #ifdef __cplusplus
00277 };
00278 #endif
00279 
00280 #else
00281 #error "Multiple inclusions of pmt.h"
00282 #endif
00283 

Generated on Sat Jun 3 00:58:11 2006 for libdvbpsi by  doxygen 1.4.6