standard.c

video linux conference

        }
        else
        {
            /* default file */
            psz_access = strdup("file");
        }
    }

    /* fix or warn of incompatible couple */
    if( psz_mux && psz_access )
    {
        if( !strncmp( psz_access, "mmsh", 4 ) &&
            strncmp( psz_mux, "asfh", 4 ) )
        {
            char *p = strchr( psz_mux,'{' );

            msg_Warn( p_stream, "fixing to mmsh/asfh" );
            if( p )
            {
                /* -> a little memleak but ... */
                psz_mux = malloc( strlen( "asfh" ) + strlen( p ) + 1);
                sprintf( psz_mux, "asfh%s", p );
            }
            else
            {
                psz_mux = strdup("asfh");
            }
        }
        else if( ( !strncmp( psz_access, "rtp", 3 ) ||
                   !strncmp( psz_access, "udp", 3 ) ) &&
                 strncmp( psz_mux, "ts", 2 ) )
        {
            msg_Err( p_stream, "for now udp and rtp are only valid with TS" );
        }
        else if( strncmp( psz_access, "file", 4 ) &&
                 ( !strncmp( psz_mux, "mov", 3 ) ||
                   !strncmp( psz_mux, "mp4", 3 ) ) )
        {
            msg_Err( p_stream, "mov and mp4 work only with file output" );
        }
    }

    msg_Dbg( p_this, "using `%s/%s://%s'", psz_access, psz_mux, psz_url );

    /* *** find and open appropriate access module *** */
    p_access = sout_AccessOutNew( p_sout, psz_access, psz_url );
    if( p_access == NULL )
    {
        msg_Err( p_stream, "no suitable sout access module for `%s/%s://%s'",
                 psz_access, psz_mux, psz_url );
        if( psz_access ) free( psz_access );
        if( psz_mux ) free( psz_mux );
        return VLC_EGENERIC;
    }
    msg_Dbg( p_stream, "access opened" );

    /* *** find and open appropriate mux module *** */
    p_mux = sout_MuxNew( p_sout, psz_mux, p_access );
    if( p_mux == NULL )
    {
        msg_Err( p_stream, "no suitable sout mux module for `%s/%s://%s'",
                 psz_access, psz_mux, psz_url );

        sout_AccessOutDelete( p_access );
        if( psz_access ) free( psz_access );
        if( psz_mux ) free( psz_mux );
        return VLC_EGENERIC;
    }
    msg_Dbg( p_stream, "mux opened" );

    /*  *** Create the SAP Session structure *** */
    var_Get( p_stream, SOUT_CFG_PREFIX "sap", &val );
    if( val.b_bool &&
        ( strstr( psz_access, "udp" ) || strstr( psz_access , "rtp" ) ) )
    {
        session_descriptor_t *p_session = sout_AnnounceSessionCreate();
        announce_method_t *p_method =
            sout_AnnounceMethodCreate( METHOD_TYPE_SAP );
        vlc_url_t url;

        var_Get( p_stream, SOUT_CFG_PREFIX "name", &val );
        if( *val.psz_string )
        {
            p_session->psz_name = strdup( val.psz_string );
        }
        else
        {
            p_session->psz_name = strdup( psz_url );
        }
        free( val.psz_string );

        var_Get( p_stream, SOUT_CFG_PREFIX "group", &val );
        if( *val.psz_string )
        {
            p_session->psz_group = strdup( val.psz_string );
        }
        free( val.psz_string );

        var_Get( p_stream, SOUT_CFG_PREFIX "sap-ipv6", &val );
        p_method->i_ip_version = val.b_bool ? 6 : 4;

        /* Now, parse the URL to extract host and port */
        vlc_UrlParse( &url, psz_url , 0);

        if( url.psz_host )
        {
            if( url.i_port == 0 ) url.i_port = DEFAULT_PORT;

            p_session->psz_uri = strdup( url.psz_host );
            p_session->i_port = url.i_port;
            p_session->psz_sdp = NULL;

            p_session->i_ttl = config_GetInt( p_sout, "ttl" );
            p_session->i_payload = 33;

            msg_Info( p_this, "SAP Enabled");

            sout_AnnounceRegister( p_sout, p_session, p_method );

            /* FIXME: Free p_method */

            p_stream->p_sys->p_session = p_session;
        }
        vlc_UrlClean( &url );

        if( p_method->psz_address) free( p_method->psz_address );
        free( p_method );
    }

    /* *** Register with slp *** */
#ifdef HAVE_SLP_H
    var_Get( p_stream, SOUT_CFG_PREFIX "slp", &val );
    if( val.b_bool &&
        ( strstr( psz_access, "udp" ) || strstr( psz_access ,  "rtp" ) ) )
    {
        int i_ret;

        msg_Info( p_this, "SLP Enabled");
        var_Get( p_stream, SOUT_CFG_PREFIX "name", &val );
        if( *val.psz_string )
        {
            i_ret = sout_SLPReg( p_sout, psz_url, val.psz_string );
        }
        else
        {
            i_ret = sout_SLPReg( p_sout, psz_url, psz_url );
        }

        if( i_ret )
        {
           msg_Warn( p_sout, "SLP Registering failed");
        }
        else
        {
            p_slp = malloc(sizeof(slp_session_t));
            p_slp->psz_url = strdup( psz_url );
            p_slp->psz_name =
                strdup( *val.psz_string ? val.psz_string : psz_url );
        }
        free( val.psz_string );
    }
#endif

    p_stream->pf_add    = Add;
    p_stream->pf_del    = Del;
    p_stream->pf_send   = Send;

    p_stream->p_sys->p_mux = p_mux;
    p_stream->p_sys->p_slp = p_slp;

    if( psz_access ) free( psz_access );
    if( psz_mux ) free( psz_mux );
    if( psz_url ) free( psz_url );


    return VLC_SUCCESS;
}

/*****************************************************************************
 * Close:
 *****************************************************************************/
static void Close( vlc_object_t * p_this )
{
    sout_stream_t     *p_stream = (sout_stream_t*)p_this;
    sout_stream_sys_t *p_sys    = p_stream->p_sys;
    sout_access_out_t *p_access = p_sys->p_mux->p_access;

    if( p_sys->p_session != NULL )
    {
        sout_AnnounceUnRegister( p_stream->p_sout, p_sys->p_session );
        sout_AnnounceSessionDestroy( p_sys->p_session );
    }

#ifdef HAVE_SLP_H
    if( p_sys->p_slp )
    {
            sout_SLPDereg( (sout_instance_t *)p_this,
                        p_sys->p_slp->psz_url,
                        p_sys->p_slp->psz_name);
            free( p_sys->p_slp);
    }
#endif


    sout_MuxDelete( p_sys->p_mux );
    sout_AccessOutDelete( p_access );

    free( p_sys );
}

struct sout_stream_id_t
{
    sout_input_t *p_input;
};


static sout_stream_id_t * Add( sout_stream_t *p_stream, es_format_t *p_fmt )
{
    sout_stream_sys_t *p_sys = p_stream->p_sys;
    sout_stream_id_t  *id;

    id = malloc( sizeof( sout_stream_id_t ) );
    if( ( id->p_input = sout_MuxAddStream( p_sys->p_mux, p_fmt ) ) == NULL )
    {
        free( id );

        return NULL;
    }

    return id;
}

static int Del( sout_stream_t *p_stream, sout_stream_id_t *id )
{
    sout_stream_sys_t *p_sys = p_stream->p_sys;

    sout_MuxDeleteStream( p_sys->p_mux, id->p_input );

    free( id );

    return VLC_SUCCESS;
}

static int Send( sout_stream_t *p_stream, sout_stream_id_t *id,
                 block_t *p_buffer )
{
    sout_stream_sys_t *p_sys = p_stream->p_sys;

    sout_MuxSendBuffer( p_sys->p_mux, id->p_input, p_buffer );

    return VLC_SUCCESS;
}