1 /*****************************************************************************
2 * dummy.c: dummy muxer module for vlc
3 *****************************************************************************
4 * Copyright (C) 2001, 2002 VideoLAN
5 * $Id: dummy.c,v 1.9 2003/11/21 20:49:14 gbazin Exp $
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., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
23 *****************************************************************************/
25 /*****************************************************************************
27 *****************************************************************************/
31 #include <vlc/input.h>
36 /*****************************************************************************
38 *****************************************************************************/
39 static int Open ( vlc_object_t * );
40 static void Close ( vlc_object_t * );
43 set_description( _("Dummy/Raw muxer") );
44 set_capability( "sout mux", 5 );
45 add_shortcut( "dummy" );
47 set_callbacks( Open, Close );
50 /*****************************************************************************
52 *****************************************************************************/
53 static int Capability(sout_mux_t *, int, void *, void * );
54 static int AddStream( sout_mux_t *, sout_input_t * );
55 static int DelStream( sout_mux_t *, sout_input_t * );
56 static int Mux ( sout_mux_t * );
60 /* Some streams have special initialization data, we'll output this
61 * data as an header in the stream. */
65 /*****************************************************************************
67 *****************************************************************************/
68 static int Open( vlc_object_t *p_this )
70 sout_mux_t *p_mux = (sout_mux_t*)p_this;
71 sout_mux_sys_t *p_sys;
73 msg_Dbg( p_mux, "Dummy/Raw muxer opened" );
74 msg_Info( p_mux, "Open" );
76 p_mux->pf_capacity = Capability;
77 p_mux->pf_addstream = AddStream;
78 p_mux->pf_delstream = DelStream;
81 p_mux->p_sys = p_sys = malloc( sizeof( sout_mux_sys_t ) );
82 p_sys->b_header = VLC_TRUE;
87 /*****************************************************************************
89 *****************************************************************************/
91 static void Close( vlc_object_t * p_this )
93 sout_mux_t *p_mux = (sout_mux_t*)p_this;
94 sout_mux_sys_t *p_sys = p_mux->p_sys;
96 msg_Dbg( p_mux, "Dummy/Raw muxer closed" );
100 static int Capability( sout_mux_t *p_mux, int i_query,
101 void *p_args, void *p_answer )
105 case SOUT_MUX_CAP_GET_ADD_STREAM_ANY_TIME:
106 *(vlc_bool_t*)p_answer = VLC_TRUE;
107 return( SOUT_MUX_CAP_ERR_OK );
109 return( SOUT_MUX_CAP_ERR_UNIMPLEMENTED );
113 static int AddStream( sout_mux_t *p_mux, sout_input_t *p_input )
115 msg_Dbg( p_mux, "adding input" );
119 static int DelStream( sout_mux_t *p_mux, sout_input_t *p_input )
121 msg_Dbg( p_mux, "removing input" );
125 static int Mux( sout_mux_t *p_mux )
127 sout_mux_sys_t *p_sys = p_mux->p_sys;
130 for( i = 0; i < p_mux->i_nb_inputs; i++ )
135 if( p_sys->b_header && p_mux->pp_inputs[i]->p_fmt->i_extra )
137 /* Write header data */
138 sout_buffer_t *p_data;
139 p_data = sout_BufferNew( p_mux->p_sout,
140 p_mux->pp_inputs[i]->p_fmt->i_extra );
142 memcpy( p_data->p_buffer, p_mux->pp_inputs[i]->p_fmt->p_extra,
143 p_mux->pp_inputs[i]->p_fmt->i_extra );
145 p_data->i_size = p_mux->pp_inputs[i]->p_fmt->i_extra;
146 p_data->i_dts = p_data->i_pts = p_data->i_length = 0;
148 msg_Dbg( p_mux, "writing header data" );
149 sout_AccessOutWrite( p_mux->p_access, p_data );
152 p_fifo = p_mux->pp_inputs[i]->p_fifo;
153 i_count = p_fifo->i_depth;
156 sout_buffer_t *p_data;
158 p_data = sout_FifoGet( p_fifo );
160 sout_AccessOutWrite( p_mux->p_access, p_data );
166 p_sys->b_header = VLC_FALSE;