1 /*****************************************************************************
2 * dummy.c: dummy muxer module for vlc
3 *****************************************************************************
4 * Copyright (C) 2001, 2002 the VideoLAN team
7 * Authors: Laurent Aimar <fenrir@via.ecp.fr>
8 * Eric Petit <titer@videolan.org>
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
23 *****************************************************************************/
25 /*****************************************************************************
27 *****************************************************************************/
33 #include <vlc_common.h>
34 #include <vlc_plugin.h>
36 #include <vlc_block.h>
38 /*****************************************************************************
40 *****************************************************************************/
41 static int Open ( vlc_object_t * );
42 static void Close ( vlc_object_t * );
45 set_description( N_("Dummy/Raw muxer") )
46 set_capability( "sout mux", 5 )
47 set_category( CAT_SOUT )
48 set_subcategory( SUBCAT_SOUT_MUX )
49 add_shortcut( "dummy" )
52 set_callbacks( Open, Close )
55 /*****************************************************************************
57 *****************************************************************************/
58 static int Control( sout_mux_t *, int, va_list );
59 static int AddStream( sout_mux_t *, sout_input_t * );
60 static int DelStream( sout_mux_t *, sout_input_t * );
61 static int Mux ( sout_mux_t * );
65 /* Some streams have special initialization data, we'll output this
66 * data as an header in the stream. */
70 /*****************************************************************************
72 *****************************************************************************/
73 static int Open( vlc_object_t *p_this )
75 sout_mux_t *p_mux = (sout_mux_t*)p_this;
76 sout_mux_sys_t *p_sys;
78 msg_Dbg( p_mux, "Dummy/Raw muxer opened" );
79 msg_Info( p_mux, "Open" );
81 p_mux->pf_control = Control;
82 p_mux->pf_addstream = AddStream;
83 p_mux->pf_delstream = DelStream;
86 p_mux->p_sys = p_sys = malloc( sizeof( sout_mux_sys_t ) );
89 p_sys->b_header = true;
94 /*****************************************************************************
96 *****************************************************************************/
98 static void Close( vlc_object_t * p_this )
100 sout_mux_t *p_mux = (sout_mux_t*)p_this;
101 sout_mux_sys_t *p_sys = p_mux->p_sys;
103 msg_Dbg( p_mux, "Dummy/Raw muxer closed" );
107 static int Control( sout_mux_t *p_mux, int i_query, va_list args )
114 case MUX_CAN_ADD_STREAM_WHILE_MUXING:
115 pb_bool = (bool*)va_arg( args, bool * );
119 case MUX_GET_ADD_STREAM_WAIT:
120 pb_bool = (bool*)va_arg( args, bool * );
124 case MUX_GET_MIME: /* Unknown */
130 static int AddStream( sout_mux_t *p_mux, sout_input_t *p_input )
133 msg_Dbg( p_mux, "adding input" );
137 static int DelStream( sout_mux_t *p_mux, sout_input_t *p_input )
140 msg_Dbg( p_mux, "removing input" );
144 static int Mux( sout_mux_t *p_mux )
146 sout_mux_sys_t *p_sys = p_mux->p_sys;
149 for( i = 0; i < p_mux->i_nb_inputs; i++ )
151 block_fifo_t *p_fifo;
154 if( p_sys->b_header && p_mux->pp_inputs[i]->p_fmt->i_extra )
156 /* Write header data */
158 p_data = block_New( p_mux, p_mux->pp_inputs[i]->p_fmt->i_extra );
160 memcpy( p_data->p_buffer, p_mux->pp_inputs[i]->p_fmt->p_extra,
161 p_mux->pp_inputs[i]->p_fmt->i_extra );
163 msg_Dbg( p_mux, "writing header data" );
164 sout_AccessOutWrite( p_mux->p_access, p_data );
167 p_fifo = p_mux->pp_inputs[i]->p_fifo;
168 i_count = block_FifoCount( p_fifo );
171 block_t *p_data = block_FifoGet( p_fifo );
173 sout_AccessOutWrite( p_mux->p_access, p_data );
178 p_sys->b_header = false;