1 /*****************************************************************************
2 * dummy.c: dummy muxer module for vlc
3 *****************************************************************************
4 * Copyright (C) 2001, 2002 VideoLAN
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 *****************************************************************************/
34 /*****************************************************************************
36 *****************************************************************************/
37 static int Open ( vlc_object_t * );
38 static void Close ( vlc_object_t * );
41 set_description( _("Dummy/Raw muxer") );
42 set_capability( "sout mux", 5 );
43 set_category( CAT_SOUT );
44 set_subcategory( SUBCAT_SOUT_MUX );
45 add_shortcut( "dummy" );
46 add_shortcut( "raw" );
48 set_callbacks( Open, Close );
51 /*****************************************************************************
53 *****************************************************************************/
54 static int Control( sout_mux_t *, int, va_list );
55 static int AddStream( sout_mux_t *, sout_input_t * );
56 static int DelStream( sout_mux_t *, sout_input_t * );
57 static int Mux ( sout_mux_t * );
61 /* Some streams have special initialization data, we'll output this
62 * data as an header in the stream. */
66 /*****************************************************************************
68 *****************************************************************************/
69 static int Open( vlc_object_t *p_this )
71 sout_mux_t *p_mux = (sout_mux_t*)p_this;
72 sout_mux_sys_t *p_sys;
74 msg_Dbg( p_mux, "Dummy/Raw muxer opened" );
75 msg_Info( p_mux, "Open" );
77 p_mux->pf_control = Control;
78 p_mux->pf_addstream = AddStream;
79 p_mux->pf_delstream = DelStream;
82 p_mux->p_sys = p_sys = malloc( sizeof( sout_mux_sys_t ) );
83 p_sys->b_header = VLC_TRUE;
88 /*****************************************************************************
90 *****************************************************************************/
92 static void Close( vlc_object_t * p_this )
94 sout_mux_t *p_mux = (sout_mux_t*)p_this;
95 sout_mux_sys_t *p_sys = p_mux->p_sys;
97 msg_Dbg( p_mux, "Dummy/Raw muxer closed" );
101 static int Control( sout_mux_t *p_mux, int i_query, va_list args )
107 case MUX_CAN_ADD_STREAM_WHILE_MUXING:
108 pb_bool = (vlc_bool_t*)va_arg( args, vlc_bool_t * );
112 case MUX_GET_ADD_STREAM_WAIT:
113 pb_bool = (vlc_bool_t*)va_arg( args, vlc_bool_t * );
114 *pb_bool = VLC_FALSE;
117 case MUX_GET_MIME: /* Unknown */
123 static int AddStream( sout_mux_t *p_mux, sout_input_t *p_input )
125 msg_Dbg( p_mux, "adding input" );
129 static int DelStream( sout_mux_t *p_mux, sout_input_t *p_input )
131 msg_Dbg( p_mux, "removing input" );
135 static int Mux( sout_mux_t *p_mux )
137 sout_mux_sys_t *p_sys = p_mux->p_sys;
140 for( i = 0; i < p_mux->i_nb_inputs; i++ )
142 block_fifo_t *p_fifo;
145 if( p_sys->b_header && p_mux->pp_inputs[i]->p_fmt->i_extra )
147 /* Write header data */
149 p_data = block_New( p_mux, p_mux->pp_inputs[i]->p_fmt->i_extra );
151 memcpy( p_data->p_buffer, p_mux->pp_inputs[i]->p_fmt->p_extra,
152 p_mux->pp_inputs[i]->p_fmt->i_extra );
154 msg_Dbg( p_mux, "writing header data" );
155 sout_AccessOutWrite( p_mux->p_access, p_data );
158 p_fifo = p_mux->pp_inputs[i]->p_fifo;
159 i_count = p_fifo->i_depth;
162 block_t *p_data = block_FifoGet( p_fifo );
164 sout_AccessOutWrite( p_mux->p_access, p_data );
169 p_sys->b_header = VLC_FALSE;