1 /*****************************************************************************
2 * input_dummy.c: dummy input plugin, to manage "vlc://" special options
3 *****************************************************************************
4 * Copyright (C) 2001, 2002 the VideoLAN team
7 * Authors: Samuel Hocevar <sam@zoy.org>
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 *****************************************************************************/
32 #include <vlc_common.h>
33 #include <vlc_interface.h>
34 #include <vlc_access.h>
35 #include <vlc_demux.h>
39 /*****************************************************************************
41 *****************************************************************************/
42 static ssize_t AccessRead( access_t *p_access, uint8_t *p, size_t i_size )
45 memset( p, 0, i_size );
48 static int AccessControl( access_t *p_access, int i_query, va_list args )
57 case ACCESS_CAN_FASTSEEK:
58 case ACCESS_CAN_PAUSE:
59 case ACCESS_CAN_CONTROL_PACE:
60 pb_bool = (bool*)va_arg( args, bool* );
65 case ACCESS_GET_PTS_DELAY:
66 pi_64 = (int64_t*)va_arg( args, int64_t * );
67 *pi_64 = DEFAULT_PTS_DELAY * 1000;
71 case ACCESS_SET_PAUSE_STATE:
72 case ACCESS_GET_TITLE_INFO:
74 case ACCESS_SET_TITLE:
75 case ACCESS_SET_SEEKPOINT:
79 msg_Err( p_access, "unimplemented query in control" );
85 int OpenAccess( vlc_object_t *p_this )
87 access_t *p_access = (access_t*)p_this;
90 p_access->pf_read = AccessRead;
91 p_access->pf_block = NULL;
92 p_access->pf_seek = NULL;
93 p_access->pf_control = AccessControl;
94 p_access->info.i_update = 0;
95 p_access->info.i_size = 0;
96 p_access->info.i_pos = 0;
97 p_access->info.b_eof = false;
98 p_access->info.i_title = 0;
99 p_access->info.i_seekpoint = 0;
100 p_access->p_sys = NULL;
102 /* Force dummy demux plug-in */
103 free( p_access->psz_demux );
104 p_access->psz_demux = strdup( "vlc" );
110 /*****************************************************************************
112 *****************************************************************************/
115 /* The real command */
118 /* Used for the pause command */
128 static int Demux( demux_t * );
129 static int DemuxControl( demux_t *, int, va_list );
132 /*****************************************************************************
133 * OpenDemux: initialize the target, ie. parse the command
134 *****************************************************************************/
135 int OpenDemux ( vlc_object_t *p_this )
137 demux_t *p_demux = (demux_t*)p_this;
138 char * psz_name = p_demux->psz_path;
140 int i_len = strlen( psz_name );
144 p_demux->pf_demux = Demux;
145 p_demux->pf_control = DemuxControl;
146 p_demux->p_sys = p_sys = malloc( sizeof( demux_sys_t ) );
148 /* Check for a "vlc://nop" command */
149 if( i_len == 3 && !strncasecmp( psz_name, "nop", 3 ) )
151 msg_Info( p_demux, "command `nop'" );
152 p_sys->i_command = COMMAND_NOP;
156 /* Check for a "vlc://quit" command */
157 if( i_len == 4 && !strncasecmp( psz_name, "quit", 4 ) )
159 msg_Info( p_demux, "command `quit'" );
160 p_sys->i_command = COMMAND_QUIT;
164 /* Check for a "vlc://pause:***" command */
165 if( i_len > 6 && !strncasecmp( psz_name, "pause:", 6 ) )
167 i_arg = atoi( psz_name + 6 );
168 msg_Info( p_demux, "command `pause %i'", i_arg );
169 p_sys->i_command = COMMAND_PAUSE;
170 p_sys->expiration = mdate() + (mtime_t)i_arg * (mtime_t)1000000;
174 msg_Err( p_demux, "unknown command `%s'", psz_name );
180 /*****************************************************************************
181 * CloseDemux: initialize the target, ie. parse the command
182 *****************************************************************************/
183 void CloseDemux ( vlc_object_t *p_this )
185 demux_t *p_demux = (demux_t*)p_this;
187 free( p_demux->p_sys );
190 /*****************************************************************************
191 * Demux: do what the command says
192 *****************************************************************************/
193 static int Demux( demux_t *p_demux )
195 demux_sys_t *p_sys = p_demux->p_sys;
198 switch( p_sys->i_command )
202 libvlc_Quit( p_demux->p_libvlc );
206 if( mdate() >= p_sys->expiration )
218 return b_eof ? 0 : 1;
221 static int DemuxControl( demux_t *p_demux, int i_query, va_list args )
223 return demux_vaControlHelper( p_demux->s,