modules/access_output/dummy.c

   1 /*****************************************************************************
   2  * dummy.c
   3  *****************************************************************************
   4  * Copyright (C) 2001, 2002, 2004 VLC authors and VideoLAN
   5  * $Id$
   6  *
   7  * Authors: Laurent Aimar <fenrir@via.ecp.fr>
   8  *
   9  * This program is free software; you can redistribute it and/or modify it
  10  * under the terms of the GNU Lesser General Public License as published by
  11  * the Free Software Foundation; either version 2.1 of the License, or
  12  * (at your option) any later version.
  13  *
  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 Lesser General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU Lesser General Public License
  20  * along with this program; if not, write to the Free Software Foundation,
  21  * Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  22  *****************************************************************************/
  23
  24 /*****************************************************************************
  25  * Preamble
  26  *****************************************************************************/
  27
  28 #ifdef HAVE_CONFIG_H
  29 # include "config.h"
  30 #endif
  31
  32 #include <vlc_common.h>
  33 #include <vlc_plugin.h>
  34 #include <vlc_sout.h>
  35 #include <vlc_block.h>
  36
  37 /*****************************************************************************
  38  * Module descriptor
  39  *****************************************************************************/
  40 static int  Open ( vlc_object_t * );
  41
  42 vlc_module_begin ()
  43     set_description( N_("Dummy stream output") )
  44     set_shortname( N_( "Dummy" ))
  45     set_capability( "sout access", 0 )
  46     set_category( CAT_SOUT )
  47     set_subcategory( SUBCAT_SOUT_ACO )
  48     add_shortcut( "dummy" )
  49     set_callbacks( Open, NULL )
  50 vlc_module_end ()
  51
  52
  53 /*****************************************************************************
  54  * Exported prototypes
  55  *****************************************************************************/
  56 static ssize_t Write( sout_access_out_t *, block_t * );
  57
  58 /*****************************************************************************
  59  * Open: open the file
  60  *****************************************************************************/
  61 static int Open( vlc_object_t *p_this )
  62 {
  63     sout_access_out_t   *p_access = (sout_access_out_t*)p_this;
  64
  65     p_access->pf_write = Write;
  66
  67     return VLC_SUCCESS;
  68 }
  69
  70 /*****************************************************************************
  71  * Read: standard read on a file descriptor.
  72  *****************************************************************************/
  73 static ssize_t Write( sout_access_out_t *p_access, block_t *p_buffer )
  74 {
  75     size_t i_write = 0;
  76     block_t *b = p_buffer;
  77
  78     while( b )
  79     {
  80         i_write += b->i_buffer;
  81
  82         b = b->p_next;
  83     }
  84
  85     block_ChainRelease( p_buffer );
  86
  87     (void)p_access;
  88     return i_write;
  89 }