/*****************************************************************************
* stream_output.c : stream output module
*****************************************************************************
- * Copyright (C) 2002 VideoLAN
- * $Id: stream_output.c,v 1.13 2003/02/16 14:10:44 fenrir Exp $
+ * Copyright (C) 2002-2004 VideoLAN
+ * $Id: stream_output.c,v 1.37 2004/01/06 12:02:06 zorglub Exp $
*
* Authors: Christophe Massiot <massiot@via.ecp.fr>
* Laurent Aimar <fenrir@via.ecp.fr>
- * Erioc Petit <titer@videolan.org>
+ * Eric Petit <titer@videolan.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
/*****************************************************************************
* Local prototypes
*****************************************************************************/
-static int InitInstance ( sout_instance_t * );
+static void sout_cfg_free( sout_cfg_t * );
+
+#define sout_stream_url_to_chain( p, s ) _sout_stream_url_to_chain( VLC_OBJECT(p), s )
+static char *_sout_stream_url_to_chain( vlc_object_t *, char * );
+
+#define module_NeedStrict(a,b,c) __module_NeedStrict(VLC_OBJECT(a),b,c)
+static module_t *__module_NeedStrict( vlc_object_t *, const char *, const char * );
+
+/*
+ * Generic MRL parser
+ *
+ */
+
+typedef struct
+{
+ char *psz_access;
+
+ char *psz_way;
+
+ char *psz_name;
+} mrl_t;
+
+/* mrl_Parse: parse psz_mrl and fill p_mrl */
+static int mrl_Parse( mrl_t *p_mrl, char *psz_mrl );
+/* mrl_Clean: clean p_mrl after a call to mrl_Parse */
+static void mrl_Clean( mrl_t *p_mrl );
+
+#define FREE( p ) if( p ) { free( p ); (p) = NULL; }
/*****************************************************************************
* sout_NewInstance: creates a new stream output instance
sout_instance_t * __sout_NewInstance ( vlc_object_t *p_parent,
char * psz_dest )
{
- sout_instance_t * p_sout;
+ sout_instance_t *p_sout;
+ vlc_value_t keep;
+
+ if( var_Get( p_parent, "sout-keep", &keep ) < 0 )
+ {
+ msg_Warn( p_parent, "cannot get sout-keep value" );
+ keep.b_bool = VLC_FALSE;
+ }
+ else if( keep.b_bool )
+ {
+ msg_Warn( p_parent, "sout-keep true" );
+ if( ( p_sout = vlc_object_find( p_parent, VLC_OBJECT_SOUT, FIND_ANYWHERE ) ) )
+ {
+ if( !strcmp( p_sout->psz_sout, psz_dest ) )
+ {
+ msg_Warn( p_parent, "sout keep : reusing sout" );
+ msg_Warn( p_parent, "sout keep : you probably want to use gather stream_out" );
+ vlc_object_detach( p_sout );
+ vlc_object_attach( p_sout, p_parent );
+ vlc_object_release( p_sout );
+ return p_sout;
+ }
+ else
+ {
+ msg_Warn( p_parent, "sout keep : destroying unusable sout" );
+ sout_DeleteInstance( p_sout );
+ }
+ }
+ }
+ else if( !keep.b_bool )
+ {
+ while( ( p_sout = vlc_object_find( p_parent, VLC_OBJECT_SOUT, FIND_PARENT ) ) )
+ {
+ msg_Warn( p_parent, "sout keep : destroying old sout" );
+ sout_DeleteInstance( p_sout );
+ }
+ }
- /* Allocate descriptor */
+ /* *** Allocate descriptor *** */
p_sout = vlc_object_create( p_parent, VLC_OBJECT_SOUT );
if( p_sout == NULL )
{
return NULL;
}
- p_sout->psz_dest = strdup( psz_dest );
+ /* *** init descriptor *** */
+ p_sout->psz_sout = strdup( psz_dest );
+ p_sout->i_preheader = 0;
+ p_sout->i_padding = 0;
+ p_sout->p_sys = NULL;
+
+ vlc_mutex_init( p_sout, &p_sout->lock );
+ if( psz_dest && psz_dest[0] == '#' )
+ {
+ p_sout->psz_chain = strdup( &psz_dest[1] );
+ }
+ else
+ {
+ p_sout->psz_chain = sout_stream_url_to_chain( p_sout, psz_dest );
+ msg_Dbg( p_sout, "using sout chain=`%s'", p_sout->psz_chain );
+ }
+
+ p_sout->p_stream = sout_stream_new( p_sout, p_sout->psz_chain );
- if ( InitInstance( p_sout ) == -1 )
+ if( p_sout->p_stream == NULL )
{
+ msg_Err( p_sout, "stream chained failed for `%s'", p_sout->psz_chain );
+
+ FREE( p_sout->psz_sout );
+ FREE( p_sout->psz_chain );
+
vlc_object_destroy( p_sout );
- return NULL;
+ return( NULL );
}
vlc_object_attach( p_sout, p_parent );
return p_sout;
}
-
/*****************************************************************************
- * InitInstance: opens appropriate modules
+ * sout_DeleteInstance: delete a previously allocated instance
*****************************************************************************/
-static int InitInstance( sout_instance_t * p_sout )
-{
- /* Parse dest string. Syntax : [[<access>][/<mux>]:][<dest>] */
- /* This code is identical to input.c:InitThread. FIXME : factorize it ? */
- char * psz_parser = p_sout->psz_dest;
-
- p_sout->psz_access = "";
- p_sout->psz_mux = "";
- p_sout->psz_name = "";
- p_sout->p_access = NULL;
- p_sout->p_mux = NULL;
- p_sout->i_mux_preheader = 0;
- p_sout->i_nb_inputs = 0;
- p_sout->pp_inputs = NULL;
- vlc_mutex_init( p_sout, &p_sout->lock );
-
- /* Skip the plug-in names */
- while( *psz_parser && *psz_parser != ':' )
- {
- psz_parser++;
- }
-#if defined( WIN32 ) || defined( UNDER_CE )
- if( psz_parser - p_sout->psz_dest == 1 )
- {
- msg_Warn( p_sout, "drive letter %c: found in source string",
- *p_sout->psz_dest ) ;
- psz_parser = "";
- }
-#endif
+void sout_DeleteInstance( sout_instance_t * p_sout )
+{
+ /* Unlink object */
+ vlc_object_detach( p_sout );
- if( !*psz_parser )
- {
- p_sout->psz_access = p_sout->psz_mux = "";
- p_sout->psz_name = p_sout->psz_dest;
- }
- else
- {
- *psz_parser++ = '\0';
+ /* *** free all string *** */
+ FREE( p_sout->psz_sout );
+ FREE( p_sout->psz_chain );
- /* let's skip '//' */
- if( psz_parser[0] == '/' && psz_parser[1] == '/' )
- {
- psz_parser += 2 ;
- }
+ sout_stream_delete( p_sout->p_stream );
+ vlc_mutex_destroy( &p_sout->lock );
- p_sout->psz_name = psz_parser ;
+ /* *** free structure *** */
+ vlc_object_destroy( p_sout );
+}
- /* Come back to parse the access and mux plug-ins */
- psz_parser = p_sout->psz_dest;
+/*****************************************************************************
+ * Packetizer/Input
+ *****************************************************************************/
+sout_packetizer_input_t *__sout_InputNew( vlc_object_t *p_this,
+ es_format_t *p_fmt )
+{
+ sout_instance_t *p_sout = NULL;
+ sout_packetizer_input_t *p_input;
- if( !*psz_parser )
- {
- /* No access */
- p_sout->psz_access = "";
- }
- else if( *psz_parser == '/' )
- {
- /* No access */
- p_sout->psz_access = "";
- psz_parser++;
- }
- else
- {
- p_sout->psz_access = psz_parser;
+ /* search an stream output */
+ if( !( p_sout = vlc_object_find( p_this, VLC_OBJECT_SOUT, FIND_ANYWHERE ) ) )
+ {
+ /* can't happen ... */
+ msg_Err( p_this, "cannot find any stream ouput" );
+ return NULL;
+ }
- while( *psz_parser && *psz_parser != '/' )
- {
- psz_parser++;
- }
+ msg_Dbg( p_sout, "adding a new input" );
- if( *psz_parser == '/' )
- {
- *psz_parser++ = '\0';
- }
- }
+ /* *** create a packetizer input *** */
+ p_input = malloc( sizeof( sout_packetizer_input_t ) );
+ p_input->p_sout = p_sout;
+ p_input->p_fmt = p_fmt;
- if( !*psz_parser )
- {
- /* No mux */
- p_sout->psz_mux = "";
- }
- else
- {
- p_sout->psz_mux = psz_parser;
- }
+ if( p_fmt->i_codec == VLC_FOURCC( 'n', 'u', 'l', 'l' ) )
+ {
+ vlc_object_release( p_sout );
+ return p_input;
}
- msg_Dbg( p_sout, "access `%s', mux `%s', name `%s'",
- p_sout->psz_access, p_sout->psz_mux, p_sout->psz_name );
+ /* *** add it to the stream chain */
+ vlc_mutex_lock( &p_sout->lock );
+ p_input->id = p_sout->p_stream->pf_add( p_sout->p_stream,
+ p_fmt );
+ vlc_mutex_unlock( &p_sout->lock );
+ vlc_object_release( p_sout );
- /* Find and open appropriate access module */
- p_sout->p_access =
- sout_AccessOutNew( p_sout, p_sout->psz_access, p_sout->psz_name );
- if( p_sout->p_access == NULL )
+ if( p_input->id == NULL )
{
- msg_Err( p_sout, "no suitable sout access module for `%s/%s://%s'",
- p_sout->psz_access, p_sout->psz_mux, p_sout->psz_name );
- return -1;
+ free( p_input );
+ return( NULL );
}
+ return( p_input );
+}
- /* Find and open appropriate mux module */
- p_sout->p_mux =
- module_Need( p_sout, "sout mux", p_sout->psz_mux );
- if( p_sout->p_mux == NULL )
- {
- msg_Err( p_sout, "no suitable mux module for `%s/%s://%s'",
- p_sout->psz_access, p_sout->psz_mux, p_sout->psz_name );
+int sout_InputDelete( sout_packetizer_input_t *p_input )
+{
+ sout_instance_t *p_sout = p_input->p_sout;
+
+ msg_Dbg( p_sout, "removing an input" );
- sout_AccessDelete( p_sout->p_access );
- return -1;
+ if( p_input->p_fmt->i_codec != VLC_FOURCC( 'n', 'u', 'l', 'l' ) )
+ {
+ vlc_mutex_lock( &p_sout->lock );
+ p_sout->p_stream->pf_del( p_sout->p_stream, p_input->id );
+ vlc_mutex_unlock( &p_sout->lock );
}
- p_sout->i_nb_inputs = 0;
- p_sout->pp_inputs = NULL;
+ free( p_input );
- return 0;
+ return( VLC_SUCCESS);
}
-/*****************************************************************************
- * sout_DeleteInstance: delete a previously allocated instance
- *****************************************************************************/
-void sout_DeleteInstance( sout_instance_t * p_sout )
+int sout_InputSendBuffer( sout_packetizer_input_t *p_input, sout_buffer_t *p_buffer )
{
- /* Unlink object */
- vlc_object_detach( p_sout );
- if( p_sout->p_mux )
- {
- module_Unneed( p_sout, p_sout->p_mux );
- }
- if( p_sout->p_access )
+ sout_instance_t *p_sout = p_input->p_sout;
+ int i_ret;
+
+ if( p_input->p_fmt->i_codec == VLC_FOURCC( 'n', 'u', 'l', 'l' ) )
{
- sout_AccessDelete( p_sout->p_access );
+ sout_BufferDelete( p_input->p_sout, p_buffer );
+ return VLC_SUCCESS;
}
- vlc_mutex_destroy( &p_sout->lock );
+ vlc_mutex_lock( &p_sout->lock );
+ i_ret = p_sout->p_stream->pf_send( p_sout->p_stream, p_input->id, p_buffer );
+ vlc_mutex_unlock( &p_sout->lock );
- /* Free structure */
- vlc_object_destroy( p_sout );
+ return i_ret;
}
/*****************************************************************************
char *psz_access, char *psz_name )
{
sout_access_out_t *p_access;
+ char *psz_next;
if( !( p_access = vlc_object_create( p_sout,
sizeof( sout_access_out_t ) ) ) )
msg_Err( p_sout, "out of memory" );
return NULL;
}
- p_access->psz_access = strdup( psz_access ? psz_access : "" );
+
+ psz_next = sout_cfg_parser( &p_access->psz_access, &p_access->p_cfg, psz_access );
+ if( psz_next )
+ {
+ free( psz_next );
+ }
p_access->psz_name = strdup( psz_name ? psz_name : "" );
p_access->p_sout = p_sout;
p_access->p_sys = NULL;
p_access->pf_seek = NULL;
p_access->pf_write = NULL;
- p_access->p_module = module_Need( p_access,
- "sout access",
- p_access->psz_access );;
+ p_access->p_module =
+ module_NeedStrict( p_access, "sout access", p_access->psz_access );
if( !p_access->p_module )
{
+ free( p_access->psz_access );
+ free( p_access->psz_name );
vlc_object_destroy( p_access );
- p_access = NULL;
+ return( NULL );
}
return p_access;
/*****************************************************************************
* sout_AccessDelete: delete an access out
*****************************************************************************/
-void sout_AccessDelete( sout_access_out_t *p_access )
+void sout_AccessOutDelete( sout_access_out_t *p_access )
{
if( p_access->p_module )
{
module_Unneed( p_access, p_access->p_module );
}
free( p_access->psz_access );
+
+ sout_cfg_free( p_access->p_cfg );
+
free( p_access->psz_name );
vlc_object_destroy( p_access );
/*****************************************************************************
* sout_AccessSeek:
*****************************************************************************/
-int sout_AccessSeek( sout_access_out_t *p_access, off_t i_pos )
+int sout_AccessOutSeek( sout_access_out_t *p_access, off_t i_pos )
{
return( p_access->pf_seek( p_access, i_pos ) );
}
/*****************************************************************************
* sout_AccessWrite:
*****************************************************************************/
-int sout_AccessWrite( sout_access_out_t *p_access, sout_buffer_t *p_buffer )
+int sout_AccessOutWrite( sout_access_out_t *p_access, sout_buffer_t *p_buffer )
{
return( p_access->pf_write( p_access, p_buffer ) );
}
-
/*****************************************************************************
- *
+ * MuxNew: allocate a new mux
*****************************************************************************/
-sout_input_t *__sout_InputNew( vlc_object_t *p_this,
- sout_packet_format_t *p_format )
+sout_mux_t * sout_MuxNew ( sout_instance_t *p_sout,
+ char *psz_mux,
+ sout_access_out_t *p_access )
{
- sout_instance_t *p_sout = NULL;
- sout_input_t *p_input;
- int i_try;
+ sout_mux_t *p_mux;
+ char *psz_next;
- /* search an stream output */
- for( i_try = 0; i_try < 200; i_try++ )
+ p_mux = vlc_object_create( p_sout,
+ sizeof( sout_mux_t ) );
+ if( p_mux == NULL )
{
- p_sout = vlc_object_find( p_this, VLC_OBJECT_SOUT, FIND_ANYWHERE );
- if( !p_sout )
- {
- msleep( 100*1000 );
- msg_Dbg( p_this, "waiting for sout" );
- }
- else
- {
- break;
- }
+ msg_Err( p_sout, "out of memory" );
+ return NULL;
}
- if( !p_sout )
+ p_mux->p_sout = p_sout;
+ psz_next = sout_cfg_parser( &p_mux->psz_mux, &p_mux->p_cfg, psz_mux );
+ if( psz_next )
{
- msg_Err( p_this, "cannot find any stream ouput" );
- return( NULL );
+ free( psz_next );
}
+ p_mux->p_access = p_access;
+ p_mux->i_preheader = 0;
+ p_mux->pf_capacity = NULL;
+ p_mux->pf_addstream = NULL;
+ p_mux->pf_delstream = NULL;
+ p_mux->pf_mux = NULL;
+ p_mux->i_nb_inputs = 0;
+ p_mux->pp_inputs = NULL;
- msg_Dbg( p_sout, "adding a new input" );
+ p_mux->p_sys = NULL;
- /* create a new sout input */
- p_input = malloc( sizeof( sout_input_t ) );
+ p_mux->p_module =
+ module_NeedStrict( p_mux, "sout mux", p_mux->psz_mux );
- p_input->p_sout = p_sout;
- vlc_mutex_init( p_sout, &p_input->lock );
- memcpy( &p_input->input_format,
- p_format,
- sizeof( sout_packet_format_t ) );
- p_input->p_fifo = sout_FifoCreate( p_sout );
- p_input->p_mux_data = NULL;
+ if( p_mux->p_module == NULL )
+ {
+ FREE( p_mux->psz_mux );
+
+ vlc_object_destroy( p_mux );
+ return NULL;
+ }
- if( p_input->input_format.i_fourcc != VLC_FOURCC( 'n', 'u', 'l', 'l' ) )
+ /* *** probe mux capacity *** */
+ if( p_mux->pf_capacity )
{
- /* add this new one to p_sout */
- vlc_mutex_lock( &p_sout->lock );
- if( p_sout->i_nb_inputs == 0 )
+ int b_answer;
+ if( p_mux->pf_capacity( p_mux,
+ SOUT_MUX_CAP_GET_ADD_STREAM_ANY_TIME, NULL,
+ (void*)&b_answer ) != SOUT_MUX_CAP_ERR_OK )
{
- p_sout->pp_inputs = malloc( sizeof( sout_input_t * ) );
+ b_answer = VLC_FALSE;
}
- else
+ if( b_answer )
{
- p_sout->pp_inputs = realloc( p_sout->pp_inputs,
- sizeof( sout_input_t * ) *
- ( p_sout->i_nb_inputs + 1 ) );
- }
- p_sout->pp_inputs[p_sout->i_nb_inputs] = p_input;
- p_sout->i_nb_inputs++;
+ msg_Dbg( p_sout, "muxer support adding stream at any time" );
+ p_mux->b_add_stream_any_time = VLC_TRUE;
+ p_mux->b_waiting_stream = VLC_FALSE;
- if( p_sout->pf_mux_addstream( p_sout, p_input ) < 0 )
+ if( p_mux->pf_capacity( p_mux,
+ SOUT_MUX_CAP_GET_ADD_STREAM_WAIT, NULL,
+ (void*)&b_answer ) != SOUT_MUX_CAP_ERR_OK )
+ {
+ b_answer = VLC_FALSE;
+ }
+ if( b_answer )
+ {
+ msg_Dbg( p_sout, "muxer prefers waiting for all ES before "
+ "starting muxing" );
+ p_mux->b_waiting_stream = VLC_TRUE;
+ }
+ }
+ else
{
- msg_Err( p_sout, "cannot add this stream" );
+ p_mux->b_add_stream_any_time = VLC_FALSE;
+ p_mux->b_waiting_stream = VLC_TRUE;
+ }
+ }
+ else
+ {
+ p_mux->b_add_stream_any_time = VLC_FALSE;
+ p_mux->b_waiting_stream = VLC_TRUE;
+ }
+ p_mux->i_add_stream_start = -1;
- vlc_mutex_unlock( &p_sout->lock );
- sout_InputDelete( p_input );
- vlc_mutex_lock( &p_sout->lock );
+ return p_mux;
+}
- p_input = NULL;
- }
- vlc_mutex_unlock( &p_sout->lock );
+void sout_MuxDelete( sout_mux_t *p_mux )
+{
+ if( p_mux->p_module )
+ {
+ module_Unneed( p_mux, p_mux->p_module );
}
+ free( p_mux->psz_mux );
- vlc_object_release( p_sout );
+ sout_cfg_free( p_mux->p_cfg );
- return( p_input );
+ vlc_object_destroy( p_mux );
}
-
-int sout_InputDelete( sout_input_t *p_input )
+sout_input_t *sout_MuxAddStream( sout_mux_t *p_mux, es_format_t *p_fmt )
{
- sout_instance_t *p_sout = p_input->p_sout;
- int i_input;
+ sout_input_t *p_input;
+ if( !p_mux->b_add_stream_any_time && !p_mux->b_waiting_stream )
+ {
+ msg_Err( p_mux, "cannot add a new stream (unsuported while muxing "
+ "for this format)" );
+ return NULL;
+ }
+ if( p_mux->i_add_stream_start < 0 )
+ {
+ /* we wait for one second */
+ p_mux->i_add_stream_start = mdate();
+ }
- msg_Dbg( p_sout, "removing an input" );
-
- vlc_mutex_lock( &p_sout->lock );
+ msg_Dbg( p_mux, "adding a new input" );
- sout_FifoDestroy( p_sout, p_input->p_fifo );
- vlc_mutex_destroy( &p_input->lock );
+ /* create a new sout input */
+ p_input = malloc( sizeof( sout_input_t ) );
+ p_input->p_sout = p_mux->p_sout;
+ p_input->p_fmt = p_fmt;
+ p_input->p_fifo = sout_FifoCreate( p_mux->p_sout );
+ p_input->p_sys = NULL;
- for( i_input = 0; i_input < p_sout->i_nb_inputs; i_input++ )
+ TAB_APPEND( p_mux->i_nb_inputs, p_mux->pp_inputs, p_input );
+ if( p_mux->pf_addstream( p_mux, p_input ) < 0 )
{
- if( p_sout->pp_inputs[i_input] == p_input )
- {
- break;
- }
+ msg_Err( p_mux, "cannot add this stream" );
+ TAB_REMOVE( p_mux->i_nb_inputs, p_mux->pp_inputs, p_input );
+ sout_FifoDestroy( p_mux->p_sout, p_input->p_fifo );
+ free( p_input );
+ return( NULL );
}
- if( i_input < p_sout->i_nb_inputs )
+
+ return( p_input );
+}
+
+void sout_MuxDeleteStream ( sout_mux_t *p_mux,
+ sout_input_t *p_input )
+{
+ int i_index;
+
+ TAB_FIND( p_mux->i_nb_inputs, p_mux->pp_inputs, p_input, i_index );
+ if( i_index >= 0 )
{
- if( p_sout->pf_mux_delstream( p_sout, p_input ) < 0 )
+ if( p_mux->pf_delstream( p_mux, p_input ) < 0 )
{
- msg_Err( p_sout, "cannot del this stream from mux" );
+ msg_Err( p_mux, "cannot del this stream from mux" );
}
/* remove the entry */
- if( p_sout->i_nb_inputs > 1 )
- {
- memmove( &p_sout->pp_inputs[i_input],
- &p_sout->pp_inputs[i_input+1],
- (p_sout->i_nb_inputs - i_input - 1) * sizeof( sout_input_t*) );
- }
- else
- {
- free( p_sout->pp_inputs );
- }
- p_sout->i_nb_inputs--;
+ TAB_REMOVE( p_mux->i_nb_inputs, p_mux->pp_inputs, p_input );
- if( p_sout->i_nb_inputs == 0 )
+ if( p_mux->i_nb_inputs == 0 )
{
- msg_Warn( p_sout, "no more input stream" );
+ msg_Warn( p_mux, "no more input stream for this mux" );
}
- }
- else if( p_input->input_format.i_fourcc != VLC_FOURCC( 'n', 'u', 'l', 'l' ) )
- {
- msg_Err( p_sout, "cannot find the input to be deleted" );
- }
-
- free( p_input );
- vlc_mutex_unlock( &p_sout->lock );
-
- return( 0 );
+ sout_FifoDestroy( p_mux->p_sout, p_input->p_fifo );
+ free( p_input );
+ }
}
-
-int sout_InputSendBuffer( sout_input_t *p_input, sout_buffer_t *p_buffer )
+void sout_MuxSendBuffer ( sout_mux_t *p_mux,
+ sout_input_t *p_input,
+ sout_buffer_t *p_buffer )
{
-/* msg_Dbg( p_input->p_sout,
- "send buffer, size:%d", p_buffer->i_size ); */
+ sout_FifoPut( p_input->p_fifo, p_buffer );
- if( p_input->input_format.i_fourcc != VLC_FOURCC( 'n', 'u', 'l', 'l' ) )
+ if( p_mux->b_waiting_stream )
{
- sout_FifoPut( p_input->p_fifo, p_buffer );
-
- vlc_mutex_lock( &p_input->p_sout->lock );
- p_input->p_sout->pf_mux( p_input->p_sout );
- vlc_mutex_unlock( &p_input->p_sout->lock );
-
- }
- else
- {
- sout_BufferDelete( p_input->p_sout, p_buffer );
+ if( p_mux->i_add_stream_start > 0 &&
+ p_mux->i_add_stream_start + (mtime_t)1500000 < mdate() )
+ {
+ /* more than 1.5 second, start muxing */
+ p_mux->b_waiting_stream = VLC_FALSE;
+ }
+ else
+ {
+ return;
+ }
}
-
- return( 0 );
+ p_mux->pf_mux( p_mux );
}
+
+
sout_fifo_t *sout_FifoCreate( sout_instance_t *p_sout )
{
sout_fifo_t *p_fifo;
return( p_fifo );
}
-void sout_FifoFree( sout_instance_t *p_sout, sout_fifo_t *p_fifo )
+void sout_FifoFree( sout_instance_t *p_sout, sout_fifo_t *p_fifo )
{
sout_buffer_t *p_buffer;
return;
}
-void sout_FifoDestroy( sout_instance_t *p_sout, sout_fifo_t *p_fifo )
+void sout_FifoDestroy( sout_instance_t *p_sout, sout_fifo_t *p_fifo )
{
sout_FifoFree( p_sout, p_fifo );
vlc_mutex_destroy( &p_fifo->lock );
free( p_fifo );
}
-void sout_FifoPut( sout_fifo_t *p_fifo, sout_buffer_t *p_buffer )
+void sout_FifoPut( sout_fifo_t *p_fifo, sout_buffer_t *p_buffer )
{
vlc_mutex_lock( &p_fifo->lock );
sout_buffer_t *sout_BufferNew( sout_instance_t *p_sout, size_t i_size )
{
sout_buffer_t *p_buffer;
- size_t i_prehader;
+ size_t i_preheader, i_padding;
+
+ p_buffer = malloc( sizeof( sout_buffer_t ) );
+ i_preheader = p_sout->i_preheader;
+ i_padding = p_sout->i_padding;
#ifdef DEBUG_BUFFER
- msg_Dbg( p_sout, "allocating an new buffer, size:%d", (uint32_t)i_size );
+ msg_Dbg( p_sout, "allocating an new buffer, size:%d, preheader:%d, "
+ "padding:%d", (uint32_t)i_size, i_preheader, i_padding );
#endif
- p_buffer = malloc( sizeof( sout_buffer_t ) );
- i_prehader = p_sout->i_mux_preheader;
-
if( i_size > 0 )
{
- p_buffer->p_allocated_buffer = malloc( i_size + i_prehader );
- p_buffer->p_buffer = p_buffer->p_allocated_buffer + i_prehader;
+ p_buffer->p_allocated_buffer =
+ malloc( i_size + i_preheader + i_padding );
+ p_buffer->p_buffer = p_buffer->p_allocated_buffer + i_preheader;
+
+ if( p_buffer->p_allocated_buffer && i_padding )
+ memset( p_buffer->p_allocated_buffer + i_size + i_preheader, 0,
+ i_padding );
}
else
{
p_buffer->p_allocated_buffer = NULL;
p_buffer->p_buffer = NULL;
}
- p_buffer->i_allocated_size = i_size + i_prehader;
+ p_buffer->i_allocated_size = i_size + i_preheader + i_padding;
p_buffer->i_buffer_size = i_size;
- p_buffer->i_size = i_size;
- p_buffer->i_length = 0;
- p_buffer->i_dts = 0;
- p_buffer->i_pts = 0;
+ p_buffer->i_size = i_size;
+ p_buffer->i_length = 0;
+ p_buffer->i_dts = 0;
+ p_buffer->i_pts = 0;
p_buffer->i_bitrate = 0;
+ p_buffer->i_flags = 0x0000;
p_buffer->p_next = NULL;
return( p_buffer );
}
-int sout_BufferRealloc( sout_instance_t *p_sout, sout_buffer_t *p_buffer, size_t i_size )
+
+int sout_BufferRealloc( sout_instance_t *p_sout, sout_buffer_t *p_buffer,
+ size_t i_size )
{
- size_t i_prehader;
+ size_t i_preheader, i_padding;
+
+ i_preheader = p_buffer->p_buffer - p_buffer->p_allocated_buffer;
+ i_padding = p_buffer->i_allocated_size - p_buffer->i_buffer_size
+ - i_preheader;
#ifdef DEBUG_BUFFER
- msg_Dbg( p_sout,
- "realloc buffer old size:%d new size:%d",
- (uint32_t)p_buffer->i_allocated_size,
- (uint32_t)i_size );
+ msg_Dbg( p_sout, "realloc buffer old size:%d new size:%d, preheader:%d, "
+ "padding:%d", (uint32_t)p_buffer->i_allocated_size,
+ (uint32_t)i_size, i_preheader, i_padding );
#endif
- i_prehader = p_buffer->p_buffer - p_buffer->p_allocated_buffer;
-
- if( !( p_buffer->p_allocated_buffer = realloc( p_buffer->p_allocated_buffer, i_size + i_prehader ) ) )
+ if( !( p_buffer->p_allocated_buffer =
+ realloc( p_buffer->p_allocated_buffer,
+ i_size + i_preheader + i_padding ) ) )
{
msg_Err( p_sout, "realloc failed" );
p_buffer->i_allocated_size = 0;
p_buffer->p_buffer = NULL;
return( -1 );
}
- p_buffer->p_buffer = p_buffer->p_allocated_buffer + i_prehader;
+ p_buffer->p_buffer = p_buffer->p_allocated_buffer + i_preheader;
- p_buffer->i_allocated_size = i_size + i_prehader;
+ p_buffer->i_allocated_size = i_size + i_preheader + i_padding;
p_buffer->i_buffer_size = i_size;
+ if( i_padding )
+ memset( p_buffer->p_allocated_buffer + i_size + i_preheader, 0,
+ i_padding );
+
return( 0 );
}
-int sout_BufferReallocFromPreHeader( sout_instance_t *p_sout, sout_buffer_t *p_buffer, size_t i_size )
+int sout_BufferReallocFromPreHeader( sout_instance_t *p_sout,
+ sout_buffer_t *p_buffer, size_t i_size )
{
- size_t i_preheader;
+ size_t i_preheader;
i_preheader = p_buffer->p_buffer - p_buffer->p_allocated_buffer;
p_dup->i_dts = p_buffer->i_dts;
p_dup->i_pts = p_buffer->i_pts;
p_dup->i_length = p_buffer->i_length;
+ p_dup->i_flags = p_buffer->i_flags;
p_sout->p_vlc->pf_memcpy( p_dup->p_buffer, p_buffer->p_buffer, p_buffer->i_size );
return( p_dup );
{
*pp_chain = p_buffer;
}
- else
+ else if( p_buffer != NULL )
{
sout_buffer_t *p = *pp_chain;
p->p_next = p_buffer;
}
}
+
+static int mrl_Parse( mrl_t *p_mrl, char *psz_mrl )
+{
+ char * psz_dup = strdup( psz_mrl );
+ char * psz_parser = psz_dup;
+ char * psz_access = "";
+ char * psz_way = "";
+ char * psz_name = "";
+
+ /* *** first parse psz_dest */
+ while( *psz_parser && *psz_parser != ':' )
+ {
+ if( *psz_parser == '{' )
+ {
+ while( *psz_parser && *psz_parser != '}' )
+ {
+ psz_parser++;
+ }
+ if( *psz_parser )
+ {
+ psz_parser++;
+ }
+ }
+ else
+ {
+ psz_parser++;
+ }
+ }
+#if defined( WIN32 ) || defined( UNDER_CE )
+ if( psz_parser - psz_dup == 1 )
+ {
+ /* msg_Warn( p_sout, "drive letter %c: found in source string",
+ *psz_dup ) ; */
+ psz_parser = "";
+ }
+#endif
+
+ if( !*psz_parser )
+ {
+ psz_access = psz_way = "";
+ psz_name = psz_dup;
+ }
+ else
+ {
+ *psz_parser++ = '\0';
+
+ /* let's skip '//' */
+ if( psz_parser[0] == '/' && psz_parser[1] == '/' )
+ {
+ psz_parser += 2 ;
+ }
+
+ psz_name = psz_parser ;
+
+ /* Come back to parse the access and mux plug-ins */
+ psz_parser = psz_dup;
+
+ if( !*psz_parser )
+ {
+ /* No access */
+ psz_access = "";
+ }
+ else if( *psz_parser == '/' )
+ {
+ /* No access */
+ psz_access = "";
+ psz_parser++;
+ }
+ else
+ {
+ psz_access = psz_parser;
+
+ while( *psz_parser && *psz_parser != '/' )
+ {
+ if( *psz_parser == '{' )
+ {
+ while( *psz_parser && *psz_parser != '}' )
+ {
+ psz_parser++;
+ }
+ if( *psz_parser )
+ {
+ psz_parser++;
+ }
+ }
+ else
+ {
+ psz_parser++;
+ }
+ }
+
+ if( *psz_parser == '/' )
+ {
+ *psz_parser++ = '\0';
+ }
+ }
+
+ if( !*psz_parser )
+ {
+ /* No mux */
+ psz_way = "";
+ }
+ else
+ {
+ psz_way = psz_parser;
+ }
+ }
+
+ p_mrl->psz_access = strdup( psz_access );
+ p_mrl->psz_way = strdup( psz_way );
+ p_mrl->psz_name = strdup( psz_name );
+
+ free( psz_dup );
+ return( VLC_SUCCESS );
+}
+
+
+/* mrl_Clean: clean p_mrl after a call to mrl_Parse */
+static void mrl_Clean( mrl_t *p_mrl )
+{
+ FREE( p_mrl->psz_access );
+ FREE( p_mrl->psz_way );
+ FREE( p_mrl->psz_name );
+}
+
+
+/****************************************************************************
+ ****************************************************************************
+ **
+ **
+ **
+ ****************************************************************************
+ ****************************************************************************/
+
+/* create a complete chain */
+/* chain format:
+ module{option=*:option=*}[:module{option=*:...}]
+ */
+
+static char *_strndup( char *str, int i_len )
+{
+ char *p;
+
+ p = malloc( i_len + 1 );
+ strncpy( p, str, i_len );
+ p[i_len] = '\0';
+
+ return( p );
+}
+
+/*
+ * parse module{options=str, option="str "}:
+ * return a pointer on the rest
+ * XXX: psz_chain is modified
+ */
+#define SKIPSPACE( p ) { while( *p && ( *p == ' ' || *p == '\t' ) ) p++; }
+/* go accross " " and { } */
+static char *_get_chain_end( char *str )
+{
+ char *p = str;
+
+ SKIPSPACE( p );
+
+ for( ;; )
+ {
+ if( *p == '{' || *p == '"' || *p == '\'')
+ {
+ char c;
+
+ if( *p == '{' )
+ {
+ c = '}';
+ }
+ else
+ {
+ c = *p;
+ }
+ p++;
+
+ for( ;; )
+ {
+ if( *p == '\0' )
+ {
+ return p;
+ }
+
+ if( *p == c )
+ {
+ p++;
+ return p;
+ }
+ else if( *p == '{' && c == '}' )
+ {
+ p = _get_chain_end( p );
+ }
+ else
+ {
+ p++;
+ }
+ }
+ }
+ else if( *p == '\0' || *p == ',' || *p == '}' || *p == ' ' || *p == '\t' )
+ {
+ return p;
+ }
+ else
+ {
+ p++;
+ }
+ }
+}
+
+char * sout_cfg_parser( char **ppsz_name, sout_cfg_t **pp_cfg, char *psz_chain )
+{
+ sout_cfg_t *p_cfg = NULL;
+ char *p = psz_chain;
+
+ *ppsz_name = NULL;
+ *pp_cfg = NULL;
+
+ if( p == NULL )
+ {
+ return NULL;
+ }
+
+ SKIPSPACE( p );
+
+ while( *p && *p != '{' && *p != ':' && *p != ' ' && *p != '\t' )
+ {
+ p++;
+ }
+
+ if( p == psz_chain )
+ {
+ return NULL;
+ }
+
+ *ppsz_name = _strndup( psz_chain, p - psz_chain );
+
+ /* fprintf( stderr, "name=%s - rest=%s\n", *ppsz_name, p ); */
+
+ SKIPSPACE( p );
+
+ if( *p == '{' )
+ {
+ char *psz_name;
+
+ p++;
+
+ for( ;; )
+ {
+ sout_cfg_t cfg;
+
+ SKIPSPACE( p );
+
+ psz_name = p;
+
+ while( *p && *p != '=' && *p != ',' && *p != '}' && *p != ' ' && *p != '\t' )
+ {
+ p++;
+ }
+
+ /* fprintf( stderr, "name=%s - rest=%s\n", psz_name, p ); */
+ if( p == psz_name )
+ {
+ fprintf( stderr, "invalid options (empty)" );
+ break;
+ }
+
+ cfg.psz_name = _strndup( psz_name, p - psz_name );
+
+ SKIPSPACE( p );
+
+ if( *p == '=' )
+ {
+ char *end;
+
+ p++;
+#if 0
+ SKIPSPACE( p );
+
+ if( *p == '"' )
+ {
+ char *end;
+
+ p++;
+ end = strchr( p, '"' );
+
+ if( end )
+ {
+/* fprintf( stderr, "##%s -- %s\n", p, end ); */
+ cfg.psz_value = _strndup( p, end - p );
+ p = end + 1;
+ }
+ else
+ {
+ cfg.psz_value = strdup( p );
+ p += strlen( p );
+ }
+
+ }
+ else
+ {
+ psz_value = p;
+ while( *p && *p != ',' && *p != '}' && *p != ' ' && *p != '\t' )
+ {
+ p++;
+ }
+ cfg.psz_value = _strndup( psz_value, p - psz_value );
+ }
+#endif
+ end = _get_chain_end( p );
+ if( end <= p )
+ {
+ cfg.psz_value = NULL;
+ }
+ else
+ {
+ if( *p == '\'' || *p =='"' || *p == '{' )
+ {
+ p++;
+ end--;
+ }
+ if( end <= p )
+ {
+ cfg.psz_value = NULL;
+ }
+ else
+ {
+ cfg.psz_value = _strndup( p, end - p );
+ }
+ }
+
+ p = end;
+ SKIPSPACE( p );
+ }
+ else
+ {
+ cfg.psz_value = NULL;
+ }
+
+ cfg.p_next = NULL;
+ if( p_cfg )
+ {
+ p_cfg->p_next = malloc( sizeof( sout_cfg_t ) );
+ memcpy( p_cfg->p_next, &cfg, sizeof( sout_cfg_t ) );
+
+ p_cfg = p_cfg->p_next;
+ }
+ else
+ {
+ p_cfg = malloc( sizeof( sout_cfg_t ) );
+ memcpy( p_cfg, &cfg, sizeof( sout_cfg_t ) );
+
+ *pp_cfg = p_cfg;
+ }
+
+ if( *p == ',' )
+ {
+ p++;
+ }
+
+ if( *p == '}' )
+ {
+ p++;
+
+ break;
+ }
+ }
+ }
+
+ if( *p == ':' )
+ {
+ return( strdup( p + 1 ) );
+ }
+
+ return( NULL );
+}
+
+static void sout_cfg_free( sout_cfg_t *p_cfg )
+{
+ while( p_cfg != NULL )
+ {
+ sout_cfg_t *p_next;
+
+ p_next = p_cfg->p_next;
+
+ FREE( p_cfg->psz_name );
+ FREE( p_cfg->psz_value );
+ free( p_cfg );
+
+ p_cfg = p_next;
+ }
+}
+
+
+/*
+ * XXX name and p_cfg are used (-> do NOT free them)
+ */
+sout_stream_t *sout_stream_new( sout_instance_t *p_sout,
+ char *psz_chain )
+{
+ sout_stream_t *p_stream;
+
+ if( !psz_chain )
+ {
+ msg_Err( p_sout, "invalid chain" );
+ return NULL;
+ }
+
+ p_stream = vlc_object_create( p_sout, sizeof( sout_stream_t ) );
+
+ if( !p_stream )
+ {
+ msg_Err( p_sout, "out of memory" );
+ return NULL;
+ }
+
+ p_stream->p_sout = p_sout;
+ p_stream->p_sys = NULL;
+
+ p_stream->psz_next =
+ sout_cfg_parser( &p_stream->psz_name, &p_stream->p_cfg, psz_chain);
+
+ msg_Dbg( p_sout, "stream=`%s'", p_stream->psz_name );
+
+ p_stream->p_module =
+ module_NeedStrict( p_stream, "sout stream", p_stream->psz_name );
+
+ if( !p_stream->p_module )
+ {
+ sout_stream_delete( p_stream );
+ return NULL;
+ }
+
+ return p_stream;
+}
+
+void sout_stream_delete( sout_stream_t *p_stream )
+{
+ msg_Dbg( p_stream, "destroying chain... (name=%s)", p_stream->psz_name );
+ if( p_stream->p_module ) module_Unneed( p_stream, p_stream->p_module );
+
+ FREE( p_stream->psz_name );
+ FREE( p_stream->psz_next );
+
+ sout_cfg_free( p_stream->p_cfg );
+
+ msg_Dbg( p_stream, "destroying chain done" );
+ vlc_object_destroy( p_stream );
+}
+
+static char *_sout_stream_url_to_chain( vlc_object_t *p_this, char *psz_url )
+{
+ mrl_t mrl;
+ char *psz_chain, *p;
+
+ mrl_Parse( &mrl, psz_url );
+ p = psz_chain = malloc( 500 + strlen( mrl.psz_way ) +
+ strlen( mrl.psz_access ) +
+ strlen( mrl.psz_name ) );
+
+
+ if( config_GetInt( p_this, "sout-display" ) )
+ {
+ p += sprintf( p, "duplicate{dst=display,dst=std{mux=\"%s\",access=\"%s\",url=\"%s\"}}",
+ mrl.psz_way, mrl.psz_access, mrl.psz_name );
+ }
+ else
+ {
+ p += sprintf( p, "std{mux=\"%s\",access=\"%s\",url=\"%s\"}",
+ mrl.psz_way, mrl.psz_access, mrl.psz_name );
+ }
+
+ mrl_Clean( &mrl );
+ return( psz_chain );
+}
+
+/*****************************************************************************/
+static module_t *__module_NeedStrict( vlc_object_t *p_obj, const char *psz_capacity, const char *psz_name )
+{
+ module_t *p_module;
+
+ if( !psz_name || !*psz_name )
+ {
+ p_module = module_Need( p_obj, psz_capacity, psz_name );
+ }
+ else
+ {
+ char *psz_name_strict = malloc( strlen( psz_name ) + 6 );
+ strcpy( psz_name_strict, psz_name );
+ strcat( psz_name_strict, ",none" );
+
+ p_module = module_Need( p_obj, psz_capacity, psz_name_strict );
+
+ free( psz_name_strict );
+ }
+
+ return p_module;
+}
+
+
projects / vlc / blobdiff