1 /*****************************************************************************
2 * demux.c: demux functions for dvdplay.
3 *****************************************************************************
4 * Copyright (C) 1998-2001 VideoLAN
5 * $Id: demux.c,v 1.6 2003/02/07 00:29:53 sam Exp $
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., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
22 *****************************************************************************/
24 /*****************************************************************************
26 *****************************************************************************/
32 #include <vlc/input.h>
35 #include "../../demux/mpeg/system.h"
42 #include <sys/types.h>
47 #ifdef STRNCASECMP_IN_STRINGS_H
55 /* how many packets dvdplay_Demux will read in each loop */
56 #define dvdplay_READ_ONCE 64
58 /*****************************************************************************
60 *****************************************************************************/
61 static int Demux ( input_thread_t * );
63 /*****************************************************************************
65 *****************************************************************************/
74 /*****************************************************************************
75 * InitDVD: initializes dvdplay structures
76 *****************************************************************************/
77 int E_(InitDVD) ( vlc_object_t *p_this )
79 input_thread_t *p_input = (input_thread_t *)p_this;
80 dvd_data_t * p_dvd = (dvd_data_t *)p_input->p_access_data;
81 demux_sys_t * p_demux;
83 if( p_input->stream.i_method != INPUT_METHOD_DVD )
88 p_demux = p_input->p_demux_data = malloc( sizeof(demux_sys_t ) );
94 p_input->p_private = (void*)&p_demux->mpeg;
95 p_demux->p_module = module_Need( p_input, "mpeg-system", NULL );
96 if( p_demux->p_module == NULL )
98 free( p_input->p_demux_data );
102 p_input->p_demux_data->p_dvd = p_dvd;
104 p_input->pf_demux = Demux;
105 p_input->pf_rewind = NULL;
107 p_dvd->p_intf = intf_Create( p_input, "dvdplay" );
108 p_dvd->p_intf->b_block = VLC_FALSE;
109 intf_RunThread( p_dvd->p_intf );
114 /*****************************************************************************
115 * EndDVD: frees unused data
116 *****************************************************************************/
117 void E_(EndDVD) ( vlc_object_t *p_this )
119 input_thread_t *p_input = (input_thread_t *)p_this;
120 dvd_data_t * p_dvd = p_input->p_demux_data->p_dvd;
121 intf_thread_t * p_intf = NULL;
123 p_intf = vlc_object_find( p_input, VLC_OBJECT_INTF, FIND_CHILD );
126 intf_StopThread( p_intf );
127 vlc_object_detach( p_intf );
128 vlc_object_release( p_intf );
129 intf_Destroy( p_intf );
132 p_dvd->p_intf = NULL;
134 module_Unneed( p_input, p_input->p_demux_data->p_module );
135 free( p_input->p_demux_data );
138 /*****************************************************************************
140 *****************************************************************************/
141 static int Demux( input_thread_t * p_input )
144 data_packet_t * p_data;
149 p_dvd = p_input->p_demux_data->p_dvd;
151 /* Read headers to compute payload length */
154 i_result = p_input->p_demux_data->mpeg.pf_read_ps( p_input, &p_data );
161 i_remains = p_input->p_last_data - p_input->p_current_data;
163 p_input->p_demux_data->mpeg.pf_demux_ps( p_input, p_data );
172 // if( p_dvd->b_still && p_dvd->b_end_of_cell && p_dvd->p_intf != NULL )
173 if( p_dvd->i_still_time && p_dvd->b_end_of_cell && p_dvd->p_intf != NULL )
175 pgrm_descriptor_t * p_pgrm;
177 /* when we receive still_time flag, we have to pause immediately */
178 input_SetStatus( p_input, INPUT_STATUS_PAUSE );
180 dvdIntfStillTime( p_dvd->p_intf, p_dvd->i_still_time );
181 p_dvd->i_still_time = 0;
183 vlc_mutex_lock( &p_input->stream.stream_lock );
185 p_pgrm = p_input->stream.p_selected_program;
186 p_pgrm->i_synchro_state = SYNCHRO_REINIT;
188 vlc_mutex_unlock( &p_input->stream.stream_lock );
190 input_ClockManageControl( p_input, p_pgrm, 0 );