1 /*****************************************************************************
2 * demux.c: demux functions for dvdplay.
3 *****************************************************************************
4 * Copyright (C) 1998-2001 the VideoLAN team
7 * Author: Stéphane Borel <stef@via.ecp.fr>
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
22 *****************************************************************************/
24 /*****************************************************************************
26 *****************************************************************************/
29 #include <vlc_input.h>
30 #include <vlc_access.h>
31 #include <vlc_interface.h>
38 #include <sys/types.h>
42 #ifdef STRNCASECMP_IN_STRINGS_H
47 #include "vcdplayer.h"
50 /* how many packets vcdx_Demux will read in each loop */
51 /* #define vcdplay_READ_ONCE 64 */
53 /*****************************************************************************
55 *****************************************************************************/
56 static int Demux ( input_thread_t * );
58 /*****************************************************************************
60 *****************************************************************************/
69 /*****************************************************************************
70 * VCDInit: initializes structures
71 *****************************************************************************/
72 int E_(VCDInit) ( vlc_object_t *p_this )
74 input_thread_t *p_input = (input_thread_t *)p_this;
75 vcd_data_t * p_vcd = (vcd_data_t *)p_input->p_sys;
76 demux_sys_t * p_demux;
78 printf("++++ VCDInit CALLED\n");
81 if( p_input->stream.i_method != INPUT_METHOD_VCD )
86 p_demux = p_input->p_demux_data = malloc( sizeof(demux_sys_t ) );
92 p_input->p_private = (void*)&p_demux->mpeg;
93 p_demux->p_module = module_Need( p_input, "mpeg-system", NULL, 0 );
94 if( p_demux->p_module == NULL )
96 free( p_input->p_demux_data );
100 p_input->p_demux_data->p_vcd = p_vcd;
102 p_input->pf_demux = Demux;
103 p_input->pf_demux_control = demux_vaControlDefault;
104 p_input->pf_rewind = NULL;
106 p_vcd->p_intf = NULL;
107 p_vcd->i_still_time = 0;
112 /*****************************************************************************
113 * VCDEnd: frees unused data
114 *****************************************************************************/
115 void E_(VCDEnd) ( vlc_object_t *p_this )
117 input_thread_t *p_input = (input_thread_t *)p_this;
118 vcd_data_t * p_vcd = p_input->p_demux_data->p_vcd;
119 intf_thread_t * p_intf = NULL;
121 p_intf = vlc_object_find( p_input, VLC_OBJECT_INTF, FIND_CHILD );
124 intf_StopThread( p_intf );
125 vlc_object_detach( p_intf );
126 vlc_object_release( p_intf );
127 intf_Destroy( p_intf );
130 p_vcd->p_intf = NULL;
132 module_Unneed( p_input, p_input->p_demux_data->p_module );
133 free( p_input->p_demux_data );
136 /*****************************************************************************
138 *****************************************************************************/
139 static int Demux( input_thread_t * p_input )
142 data_packet_t * p_data;
147 p_vcd = p_input->p_demux_data->p_vcd;
149 /* Read headers to compute payload length */
152 i_result = p_input->p_demux_data->mpeg.pf_read_ps( p_input, &p_data );
159 i_remains = p_input->p_last_data - p_input->p_current_data;
161 p_input->p_demux_data->mpeg.pf_demux_ps( p_input, p_data );
170 // if( p_vcd->b_still && p_vcd->b_end_of_cell && p_vcd->p_intf != NULL )
171 if( p_vcd->i_still_time && p_vcd->b_end_of_cell && p_vcd->p_intf != NULL )
173 pgrm_descriptor_t * p_pgrm;
175 /* when we receive still_time flag, we have to pause immediately */
176 var_SetInteger( p_input, "state", PAUSE_S );
178 vcdIntfStillTime( p_vcd->p_intf, p_vcd->i_still_time );
179 p_vcd->i_still_time = 0;
181 vlc_mutex_lock( &p_input->stream.stream_lock );
183 p_pgrm = p_input->stream.p_selected_program;
184 p_pgrm->i_synchro_state = SYNCHRO_REINIT;
186 vlc_mutex_unlock( &p_input->stream.stream_lock );
188 input_ClockManageControl( p_input, p_pgrm, 0 );