git.sesse.net Git - vlc/blob - include/stream_output.h

   1 /*****************************************************************************
   2  * stream_output.h : stream output module
   3  *****************************************************************************
   4  * Copyright (C) 2002 VideoLAN
   5  * $Id: stream_output.h,v 1.2 2002/12/14 21:32:41 fenrir Exp $
   6  *
   7  * Authors: Christophe Massiot <massiot@via.ecp.fr>
   8  *          Laurent Aimar <fenrir@via.ecp.fr>
   9  *          Eric Petit <titer@videolan.org>
  10  *
  11  * This program is free software; you can redistribute it and/or modify
  12  * it under the terms of the GNU General Public License as published by
  13  * the Free Software Foundation; either version 2 of the License, or
  14  * (at your option) any later version.
  15  *
  16  * This program is distributed in the hope that it will be useful,
  17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19  * GNU General Public License for more details.
  20  *
  21  * You should have received a copy of the GNU General Public License
  22  * along with this program; if not, write to the Free Software
  23  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111, USA.
  24  *****************************************************************************/
  25
  26 /*****************************************************************************
  27  * sout_instance_t: stream output thread descriptor
  28  *****************************************************************************/
  29
  30 struct sout_buffer_t
  31 {
  32     size_t                  i_allocated_size;
  33     byte_t                  *p_buffer;
  34
  35     size_t                  i_size;
  36 //    mtime_t                 i_date;
  37     mtime_t                 i_length;
  38
  39     mtime_t                 i_dts;
  40     mtime_t                 i_pts;
  41
  42     int                     i_bitrate;
  43
  44     struct sout_buffer_t    *p_next;
  45 };
  46
  47 struct sout_packet_format_t
  48 {
  49     int             i_cat;      // AUDIO_ES, VIDEO_ES, SPU_ES
  50     vlc_fourcc_t    i_fourcc;
  51
  52     void            *p_format;  // WAVEFORMATEX or BITMAPINFOHEADER
  53
  54 };
  55
  56 struct sout_fifo_t
  57 {
  58     vlc_mutex_t         lock;                         /* fifo data lock */
  59     vlc_cond_t          wait;         /* fifo data conditional variable */
  60
  61     int                 i_depth;
  62     sout_buffer_t       *p_first;
  63     sout_buffer_t       **pp_last;
  64 };
  65
  66 struct sout_input_t
  67 {
  68     vlc_mutex_t             lock;
  69
  70     sout_instance_t         *p_sout;
  71
  72     sout_packet_format_t    input_format;
  73     sout_fifo_t             *p_fifo;
  74
  75     void                    *p_mux_data;
  76 };
  77
  78 #define SOUT_METHOD_NONE        0x00
  79 #define SOUT_METHOD_FILE        0x10
  80 #define SOUT_METHOD_NETWORK     0x20
  81
  82 struct sout_instance_t
  83 {
  84     VLC_COMMON_MEMBERS
  85
  86     char * psz_dest;
  87     char * psz_access;
  88     char * psz_mux;
  89     char * psz_name;
  90
  91     module_t                *p_access;
  92     int                     i_method;
  93     void                    *p_access_data;
  94     int                     (* pf_write )( sout_instance_t *, sout_buffer_t * );
  95     int                     (* pf_seek  )( sout_instance_t *, off_t );
  96
  97     module_t                *p_mux;
  98     void                    *p_mux_data;
  99     int                     (* pf_mux_addstream )( sout_instance_t *,
 100                                                    sout_input_t * );
 101     int                     (* pf_mux_delstream )( sout_instance_t *,
 102                                                    sout_input_t * );
 103     int                     (* pf_mux )          ( sout_instance_t * );
 104
 105
 106     vlc_mutex_t             lock;
 107
 108     int                     i_nb_inputs;
 109     sout_input_t            **pp_inputs;
 110 };
 111
 112
 113
 114
 115 /*****************************************************************************
 116  * Prototypes
 117  *****************************************************************************/
 118 #define sout_NewInstance(a,b) __sout_NewInstance(VLC_OBJECT(a),b)
 119 VLC_EXPORT( sout_instance_t *, __sout_NewInstance,  ( vlc_object_t *, char * ) );
 120 VLC_EXPORT( void,              sout_DeleteInstance, ( sout_instance_t * ) );
 121
 122 VLC_EXPORT( sout_fifo_t *,   sout_FifoCreate,     ( sout_instance_t * ) );
 123 VLC_EXPORT( void,            sout_FifoDestroy,    ( sout_instance_t *, sout_fifo_t * ) );
 124 VLC_EXPORT( void,            sout_FifoFree,       ( sout_instance_t *,sout_fifo_t * ) );
 125
 126 VLC_EXPORT( void,            sout_FifoPut,        ( sout_fifo_t *, sout_buffer_t* ) );
 127 VLC_EXPORT( sout_buffer_t *, sout_FifoGet,        ( sout_fifo_t * ) );
 128 VLC_EXPORT( sout_buffer_t *, sout_FifoShow,       ( sout_fifo_t * ) );
 129
 130
 131 #define sout_InputNew( a, b ) __sout_InputNew( VLC_OBJECT(a), b )
 132 VLC_EXPORT( sout_input_t *, __sout_InputNew,       ( vlc_object_t *, sout_packet_format_t * ) );
 133 VLC_EXPORT( int,            sout_InputDelete,      ( sout_input_t * ) );
 134 VLC_EXPORT( int,            sout_InputSendBuffer,  ( sout_input_t *, sout_buffer_t* ) );
 135
 136 VLC_EXPORT( sout_buffer_t*, sout_BufferNew,    ( sout_instance_t *, size_t ) );
 137 VLC_EXPORT( int,            sout_BufferRealloc,( sout_instance_t *, sout_buffer_t*, size_t ) );
 138 VLC_EXPORT( int,            sout_BufferDelete, ( sout_instance_t *, sout_buffer_t* ) );
 139 VLC_EXPORT( sout_buffer_t*, sout_BufferDuplicate,(sout_instance_t *, sout_buffer_t * ) );