input.c 61.3 KB
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/*****************************************************************************
 * input.c: input thread
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 *****************************************************************************
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 * Copyright (C) 1998-2004 VideoLAN
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 * $Id$
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 *
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 * Authors: Christophe Massiot <massiot@via.ecp.fr>
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 *          Laurent Aimar <fenrir@via.ecp.fr>
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 *
 * 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
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
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 *
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 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
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 *
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 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111, USA.
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 *****************************************************************************/
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/*****************************************************************************
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 * Preamble
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 *****************************************************************************/
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#include <stdlib.h>
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#include <vlc/vlc.h>
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#include <vlc/input.h>
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#include <vlc/decoder.h>
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#include <vlc/vout.h>
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#include "input_internal.h"
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#include "stream_output.h"

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#include "vlc_interface.h"
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#include "vlc_meta.h"
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/*****************************************************************************
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 * Local prototypes
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 *****************************************************************************/
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static  int Run  ( input_thread_t *p_input );

static  int Init ( input_thread_t *p_input );
static void Error( input_thread_t *p_input );
static void End  ( input_thread_t *p_input );

static inline int ControlPopNoLock( input_thread_t *, int *, vlc_value_t * );
static void       ControlReduce( input_thread_t * );
static vlc_bool_t Control( input_thread_t *, int, vlc_value_t );
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static void UpdateFromAccess( input_thread_t * );
static void UpdateFromDemux( input_thread_t * );
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static void ParseOption( input_thread_t *p_input, const char *psz_option );

static void DecodeUrl  ( char * );
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/*****************************************************************************
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 * input_CreateThread: creates a new input thread
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 *****************************************************************************
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 * This function creates a new input, and returns a pointer
 * to its description. On error, it returns NULL.
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 *
 * Variables for _public_ use:
 * * Get and Set:
 *  - state
 *  - rate,rate-slower, rate-faster
 *  - position, position-offset
 *  - time, time-offset
 *  - title,title-next,title-prev
 *  - chapter,chapter-next, chapter-prev
 *  - program, audio-es, video-es, spu-es
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 *  - audio-delay, spu-delay
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 *  - bookmark
 * * Get only:
 *  - length
 *  - bookmarks
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 *  - seekable (if you can seek, it doesn't say if 'bar display' has be shown or not, for that check position != 0.0)
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 * * For intf callback upon changes
 *  - intf-change
 * TODO explain when Callback is called
 * TODO complete this list (?)
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 *****************************************************************************/
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input_thread_t *__input_CreateThread( vlc_object_t *p_parent,
                                      input_item_t *p_item )
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{
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    input_thread_t *p_input;                        /* thread descriptor */
    int             i;
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    /* Allocate descriptor */
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    p_input = vlc_object_create( p_parent, VLC_OBJECT_INPUT );
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    if( p_input == NULL )
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    {
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        msg_Err( p_parent, "out of memory" );
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        return NULL;
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    }
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    /* Init Common fields */
    p_input->b_eof = VLC_FALSE;
    p_input->b_can_pace_control = VLC_TRUE;
    p_input->i_start = 0;
    p_input->i_time  = 0;
    p_input->i_stop  = 0;
    p_input->i_title = 0;
    p_input->title   = NULL;
    p_input->i_state = INIT_S;
    p_input->i_rate  = INPUT_RATE_DEFAULT;
    p_input->i_bookmark = 0;
    p_input->bookmark = NULL;
    p_input->p_es_out = NULL;
    p_input->p_sout  = NULL;
    p_input->b_out_pace_control = VLC_FALSE;
    p_input->i_pts_delay = 0;


    /* Init Input fields */
    p_input->input.p_item = p_item;
    p_input->input.p_access = NULL;
    p_input->input.p_stream = NULL;
    p_input->input.p_demux  = NULL;
    p_input->input.b_title_demux = VLC_FALSE;
    p_input->input.i_title  = 0;
    p_input->input.title    = NULL;
    p_input->input.b_can_pace_control = VLC_TRUE;
    p_input->input.b_eof = VLC_FALSE;
    p_input->input.i_cr_average = 0;

    /* Init control buffer */
    vlc_mutex_init( p_input, &p_input->lock_control );
    p_input->i_control = 0;
    p_input->p_sys = NULL;
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    /* Parse input options */
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    vlc_mutex_lock( &p_item->lock );
    for( i = 0; i < p_item->i_options; i++ )
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    {
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        msg_Dbg( p_input, "option: %s", p_item->ppsz_options[i] );
        ParseOption( p_input, p_item->ppsz_options[i] );
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    }
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    vlc_mutex_unlock( &p_item->lock );
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    /* Create Object Variables for private use only */
    input_ConfigVarInit( p_input );
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    /* Create Objects variables for public Get and Set */
    input_ControlVarInit( p_input );
    p_input->input.i_cr_average = var_GetInteger( p_input, "cr-average" );
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#if 0
    /* TODO */
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    var_Get( p_input, "bookmarks", &val );
    if( val.psz_string )
    {
        /* FIXME: have a common cfg parsing routine used by sout and others */
        char *psz_parser, *psz_start, *psz_end;
        psz_parser = val.psz_string;
        while( (psz_start = strchr( psz_parser, '{' ) ) )
        {
            seekpoint_t seekpoint;
            char backup;
            psz_start++;
            psz_end = strchr( psz_start, '}' );
            if( !psz_end ) break;
            psz_parser = psz_end + 1;
            backup = *psz_parser;
            *psz_parser = 0;
            *psz_end = ',';

            seekpoint.psz_name = 0;
            seekpoint.i_byte_offset = 0;
            seekpoint.i_time_offset = 0;
            while( (psz_end = strchr( psz_start, ',' ) ) )
            {
                *psz_end = 0;
                if( !strncmp( psz_start, "name=", 5 ) )
                {
                    seekpoint.psz_name = psz_start + 5;
                }
                else if( !strncmp( psz_start, "bytes=", 6 ) )
                {
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                    seekpoint.i_byte_offset = atoll(psz_start + 6);
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                }
                else if( !strncmp( psz_start, "time=", 5 ) )
                {
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                    seekpoint.i_time_offset = atoll(psz_start + 5) * 1000000;
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                }
                psz_start = psz_end + 1;
            }
            msg_Dbg( p_input, "adding bookmark: %s, bytes="I64Fd", time="I64Fd,
                     seekpoint.psz_name, seekpoint.i_byte_offset,
                     seekpoint.i_time_offset );
            input_Control( p_input, INPUT_ADD_BOOKMARK, &seekpoint );
            *psz_parser = backup;
        }
        free( val.psz_string );
    }
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#endif
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    /* Now we can attach our new input */
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    vlc_object_attach( p_input, p_parent );
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    /* Create thread and wait for its readiness. */
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    if( vlc_thread_create( p_input, "input", Run,
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                           VLC_THREAD_PRIORITY_INPUT, VLC_TRUE ) )
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    {
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        msg_Err( p_input, "cannot create input thread" );
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        vlc_object_detach( p_input );
        vlc_object_destroy( p_input );
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        return NULL;
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    }
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    return p_input;
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}

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/*****************************************************************************
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 * input_StopThread: mark an input thread as zombie
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 *****************************************************************************
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 * This function should not return until the thread is effectively cancelled.
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 *****************************************************************************/
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void input_StopThread( input_thread_t *p_input )
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{
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    vlc_list_t *p_list;
    int i;
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    /* Set die for input */
    p_input->b_die = VLC_TRUE;
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    /* We cannot touch p_input fields directly (we can from another thread),
     * so use the vlc_object_find way, it's perfectly safe */
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    /* Set die for all access */
    p_list = vlc_list_find( p_input, VLC_OBJECT_ACCESS, FIND_CHILD );
    for( i = 0; i < p_list->i_count; i++ )
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    {
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        p_list->p_values[i].p_object->b_die = VLC_TRUE;
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    }
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    vlc_list_release( p_list );
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    /* Set die for all stream */
    p_list = vlc_list_find( p_input, VLC_OBJECT_STREAM, FIND_CHILD );
    for( i = 0; i < p_list->i_count; i++ )
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    {
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        p_list->p_values[i].p_object->b_die = VLC_TRUE;
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    }
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    vlc_list_release( p_list );
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    /* Set die for all demux */
    p_list = vlc_list_find( p_input, VLC_OBJECT_DEMUX, FIND_CHILD );
    for( i = 0; i < p_list->i_count; i++ )
    {
        p_list->p_values[i].p_object->b_die = VLC_TRUE;
    }
    vlc_list_release( p_list );
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    input_ControlPush( p_input, INPUT_CONTROL_SET_DIE, NULL );
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}

/*****************************************************************************
 * input_DestroyThread: mark an input thread as zombie
 *****************************************************************************
 * This function should not return until the thread is effectively cancelled.
 *****************************************************************************/
void input_DestroyThread( input_thread_t *p_input )
{
    /* Join the thread */
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    vlc_thread_join( p_input );
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    /* Delete input lock (only after thread joined) */
    vlc_mutex_destroy( &p_input->lock_control );

    /* TODO: maybe input_DestroyThread should also delete p_input instead
     * of the playlist but I'm not sure if it's possible */
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}

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/*****************************************************************************
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 * Run: main thread loop
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 *****************************************************************************
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 * Thread in charge of processing the network packets and demultiplexing.
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 *
 * TODO:
 *  read subtitle support (XXX take care of spu-delay in the right way).
 *  multi-input support (XXX may be done with subs)
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 *****************************************************************************/
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static int Run( input_thread_t *p_input )
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{
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    int64_t i_intf_update = 0;
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    /* Signal that the thread is launched */
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    vlc_thread_ready( p_input );

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    if( Init( p_input ) )
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    {
        /* If we failed, wait before we are killed, and exit */
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        p_input->b_error = VLC_TRUE;
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        Error( p_input );
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        /* Tell we're dead */
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        p_input->b_dead = VLC_TRUE;
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        return 0;
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    }
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    /* Main loop */
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    while( !p_input->b_die && !p_input->b_error && !p_input->b_eof )
    {
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        vlc_bool_t b_force_update = VLC_FALSE;
        int i_ret;
        int i_type;
        vlc_value_t val;
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        /* Do the read */
        if( p_input->i_state != PAUSE_S  )
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        {
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            if( p_input->i_stop <= 0 || p_input->i_time < p_input->i_stop )
                i_ret=p_input->input.p_demux->pf_demux(p_input->input.p_demux);
            else
                i_ret = 0;  /* EOF */
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            if( i_ret > 0 )
            {
                /* TODO */
                if( p_input->input.b_title_demux &&
                    p_input->input.p_demux->info.i_update )
                {
                    UpdateFromDemux( p_input );
                    b_force_update = VLC_TRUE;
                }
                else if( !p_input->input.b_title_demux &&
                          p_input->input.p_access &&
                          p_input->input.p_access->info.i_update )
                {
                    UpdateFromAccess( p_input );
                    b_force_update = VLC_TRUE;
                }
            }
            else if( i_ret == 0 )    /* EOF */
            {
                vlc_value_t repeat;
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                var_Get( p_input, "input-repeat", &repeat );
                if( repeat.i_int == 0 )
                {
                    /* End of file - we do not set b_die because only the
                     * playlist is allowed to do so. */
                    msg_Dbg( p_input, "EOF reached" );
                    p_input->b_eof = VLC_TRUE;
                    p_input->input.b_eof = VLC_TRUE;
                }
                else
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                {
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                    msg_Dbg( p_input, "repeating the same input (%d)", repeat.i_int );
                    if( repeat.i_int > 0 )
                    {
                        repeat.i_int--;
                        var_Set( p_input, "input-repeat", repeat );
                    }
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                    /* Seek to title 0 position 0(start) */
                    val.i_int = 0;
                    input_ControlPush( p_input, INPUT_CONTROL_SET_TITLE, &val );
                    if( p_input->i_start > 0 )
                    {
                        val.i_time = p_input->i_start;
                        input_ControlPush( p_input, INPUT_CONTROL_SET_TIME,
                                           &val );
                    }
                    else
                    {
                        val.f_float = 0.0;
                        input_ControlPush( p_input, INPUT_CONTROL_SET_POSITION,
                                           &val );
                    }
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                }
            }
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            else if( i_ret < 0 )
            {
                p_input->b_error = VLC_TRUE;
            }
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        }
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        else
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        {
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            /* Small wait */
            msleep( 10*1000 );
        }
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        /* Handle control */
        vlc_mutex_lock( &p_input->lock_control );
        ControlReduce( p_input );
        while( !ControlPopNoLock( p_input, &i_type, &val ) )
        {
            msg_Dbg( p_input, "control type=%d", i_type );
            if( Control( p_input, i_type, val ) )
                b_force_update = VLC_TRUE;
        }
        vlc_mutex_unlock( &p_input->lock_control );
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        if( b_force_update ||
            i_intf_update < mdate() )
        {
            vlc_value_t val;
            double f_pos;
            int64_t i_time, i_length;
            /* update input status variables */
            if( !demux2_Control( p_input->input.p_demux, DEMUX_GET_POSITION, &f_pos ) )
            {
                val.f_float = (float)f_pos;
                var_Change( p_input, "position", VLC_VAR_SETVALUE, &val, NULL );
            }
            if( !demux2_Control( p_input->input.p_demux, DEMUX_GET_TIME, &i_time ) )
            {
                p_input->i_time = i_time;
                val.i_time = i_time;
                var_Change( p_input, "time", VLC_VAR_SETVALUE, &val, NULL );
            }
            if( !demux2_Control( p_input->input.p_demux, DEMUX_GET_LENGTH, &i_length ) )
            {
                vlc_value_t old_val;
                var_Get( p_input, "length", &old_val );
                val.i_time = i_length;
                var_Change( p_input, "length", VLC_VAR_SETVALUE, &val, NULL );
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                if( old_val.i_time != val.i_time )
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                {
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                    /* TODO */
#if 0
                    char psz_buffer[MSTRTIME_MAX_SIZE];
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                    vlc_mutex_lock( &p_input->p_item->lock );
                    p_input->p_item->i_duration = i_length;
                    vlc_mutex_unlock( &p_input->p_item->lock );

                    input_Control( p_input, INPUT_ADD_INFO, _("General"), _("Duration"),
                       msecstotimestr( psz_buffer, i_length / 1000 ) );
#endif
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                }
            }
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            var_SetBool( p_input, "intf-change", VLC_TRUE );
            i_intf_update = mdate() + I64C(150000);
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        }
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    }

    /* Wait we are asked to die */
    if( !p_input->b_die )
    {
        Error( p_input );
    }

    /* Clean up */
    End( p_input );

    return 0;
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#if 0
    while( !p_input->b_die && !p_input->b_error && !p_input->b_eof )
    {
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        if( p_input->stream.p_selected_area->i_seek != NO_SEEK )
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        {
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            if( p_input->stream.p_selected_area->i_size > 0 )
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            {
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                unsigned int i;
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                mtime_t      i_time;
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                double f = (double)p_input->stream.p_selected_area->i_seek /
                           (double)p_input->stream.p_selected_area->i_size;
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                vlc_mutex_unlock( &p_input->stream.stream_lock );
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                demux_Control( p_input, DEMUX_SET_POSITION, f );
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                vlc_mutex_lock( &p_input->stream.stream_lock );
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                /* Escape all decoders for the stream discontinuity they
                 * will encounter. */
                input_EscapeDiscontinuity( p_input );

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                for( i = 0; i < p_input->stream.i_pgrm_number; i++ )
                {
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                    pgrm_descriptor_t * p_pgrm=p_input->stream.pp_programs[i];
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                    /* Reinitialize synchro. */
                    p_pgrm->i_synchro_state = SYNCHRO_REINIT;
                }
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                vlc_mutex_unlock( &p_input->stream.stream_lock );
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                if( !demux_Control( p_input, DEMUX_GET_TIME, &i_time ) )
                {
                    int i;
                    vlc_value_t val;

                    /* Help in bar display */
                    val.i_time = i_time;
                    var_Change( p_input, "time", VLC_VAR_SETVALUE, &val, NULL );

                    /* Seek subs */
                    for( i = 0; i < p_input->p_sys->i_sub; i++ )
                    {
                        subtitle_Seek( p_input->p_sys->sub[i], i_time );
                    }
                }
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                if( !demux_Control( p_input, DEMUX_GET_POSITION, &f ) )
                {
                    val.f_float = (float)f;
                    var_Change( p_input, "position", VLC_VAR_SETVALUE, &val, NULL );
                }
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                vlc_mutex_lock( &p_input->stream.stream_lock );
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            }
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            p_input->stream.p_selected_area->i_seek = NO_SEEK;
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        }
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        /* Read and demultiplex some data. */
        i_count = p_input->pf_demux( p_input );
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        XXXXX
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        if( !p_input->b_error && !p_input->b_eof && i_update_next < mdate() )
        {
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            int i;
            mtime_t i_time;
            mtime_t i_length;
            double  d_pos;
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            /* update input status variables */
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            if( !demux_Control( p_input, DEMUX_GET_POSITION, &d_pos ) )
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            {
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                val.f_float = (float)d_pos;
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                var_Change( p_input, "position", VLC_VAR_SETVALUE, &val, NULL );
            }
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            if( !demux_Control( p_input, DEMUX_GET_TIME, &i_time ) )
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            {
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                val.i_time = i_time;
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                var_Change( p_input, "time", VLC_VAR_SETVALUE, &val, NULL );
            }
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            if( !demux_Control( p_input, DEMUX_GET_LENGTH, &i_length ) )
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            {
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                vlc_value_t old_val;
                var_Get( p_input, "length", &old_val );
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                val.i_time = i_length;
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                var_Change( p_input, "length", VLC_VAR_SETVALUE, &val, NULL );
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                if( old_val.i_time != val.i_time )
                {
                    char psz_buffer[MSTRTIME_MAX_SIZE];

                    vlc_mutex_lock( &p_input->p_item->lock );
                    p_input->p_item->i_duration = i_length;
                    vlc_mutex_unlock( &p_input->p_item->lock );

                    input_Control( p_input, INPUT_ADD_INFO, _("General"), _("Duration"),
                       msecstotimestr( psz_buffer, i_length / 1000 ) );
                }
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            }

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            /* Check stop-time */
            if( p_input->p_sys->i_stop_time > 0 && p_input->p_sys->i_stop_time < i_time )
            {
                msg_Warn( p_input, "EOF reached because of stop-time" );
                p_input->b_eof = 1;
            }

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            /* update subs */
            for( i = 0; i < p_input->p_sys->i_sub; i++ )
            {
                subtitle_Demux( p_input->p_sys->sub[i], i_time );
            }

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            i_update_next = mdate() + I64C(150000);
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        }
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    }

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    if( p_input->b_error || p_input->b_eof )
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    {
        ErrorThread( p_input );
    }
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    EndThread( p_input );
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    return 0;
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#endif
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}

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/*****************************************************************************
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 * Init: init the input Thread
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 *****************************************************************************/
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static int Init( input_thread_t * p_input )
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{
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    char *psz_dup = strdup( p_input->input.p_item->psz_uri );
    char *psz_access = NULL;
    char *psz_demux  = NULL;
    char *psz_path   = NULL;
    char *psz;
    vlc_value_t val;
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    /* Open access/stream/demux */
    psz = strchr( psz_dup, ':' );
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#if defined( WIN32 ) || defined( UNDER_CE )
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    if( psz - psz_dup == 1 )
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    {
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        msg_Warn( p_input, "drive letter %c: found in source string", psz_dup[0] );
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        psz_path = psz_dup;
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    }
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    else
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#endif
    if( psz )
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    {
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        *psz++ = '\0';
        if( psz[0] == '/' && psz[1] == '/' )
            psz += 2;
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        psz_path = psz;
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        psz = strchr( psz_dup, '/' );
        if( psz )
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        {
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            *psz++ = '\0';
            psz_demux = psz;
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        }
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        psz_access = psz_dup;
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    }
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    else
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    {
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        psz_path = psz_dup;
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    }

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    if( psz_access == NULL ) psz_access = "";
    if( psz_demux == NULL )  psz_demux = "";
    if( psz_path == NULL )   psz_path = "";

    msg_Dbg( p_input, "`%s' gives access `%s' demux `%s' path `%s'",
            p_input->input.p_item->psz_uri,
             psz_access, psz_demux, psz_path );

    /* Initialize optional stream output. (before access/demuxer) */
    psz = var_GetString( p_input, "sout" );
    if( *psz )
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    {
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        p_input->p_sout = sout_NewInstance( p_input, psz );
        if( p_input->p_sout == NULL )
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        {
            msg_Err( p_input, "cannot start stream output instance, aborting" );
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            free( psz );
            free( psz_dup );
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            return VLC_EGENERIC;
        }
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    }
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    free( psz );
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    /* Create es out */
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    p_input->p_es_out = input_EsOutNew( p_input );
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    es_out_Control( p_input->p_es_out, ES_OUT_SET_ACTIVE, VLC_FALSE );
    es_out_Control( p_input->p_es_out, ES_OUT_SET_MODE, ES_OUT_MODE_NONE );
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    /* Try access_demux if no demux given */
    if( *psz_access && *psz_demux == '\0' )
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    {
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        p_input->input.p_demux = demux2_New( p_input, psz_access, psz_demux, psz_path,
                                             NULL, p_input->p_es_out );
    }
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    if( p_input->input.p_demux )
    {
        /* Get infos from access_demux */
        demux2_Control( p_input->input.p_demux,
                        DEMUX_GET_PTS_DELAY, &p_input->i_pts_delay );
        p_input->input.b_title_demux = VLC_TRUE;
        if( demux2_Control( p_input->input.p_demux,
                            DEMUX_GET_TITLE_INFO,
                            &p_input->input.title, &p_input->input.i_title ) )
        {
            p_input->input.i_title = 0;
            p_input->input.title   = NULL;
        }
        demux2_Control( p_input->input.p_demux, DEMUX_CAN_CONTROL_PACE,
                        &p_input->input.b_can_pace_control );
        demux2_Control( p_input->input.p_demux, DEMUX_CAN_PAUSE,
                        &p_input->input.b_can_pause );
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        /* FIXME todo
        demux2_Control( p_input->input.p_demux, DEMUX_CAN_SEEK,
                        &val.b_bool );
        */
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    }
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    else
    {
        /* Now try a real access */
        p_input->input.p_access = access2_New( p_input, psz_access, psz_demux, psz_path );

        /* Access failed, URL encoded ? */
        if( p_input->input.p_access == NULL && strchr( psz_path, '%' ) )
        {
            DecodeUrl( psz_path );

            msg_Dbg( p_input, "retying with access `%s' demux `%s' path `%s'",
                     psz_access, psz_demux, psz_path );

            p_input->input.p_access = access2_New( p_input, psz_access, psz_demux, psz_path );
        }
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#ifndef WIN32      /* Remove this gross hack from the win32 build as colons
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                        * are forbidden in filenames on Win32. */
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        /* Maybe we got something like: /Volumes/toto:titi/gabu.mpg */
        if( p_input->input.p_access == NULL &&
            *psz_access == '\0' && ( *psz_demux || *psz_path ) )
        {
            free( psz_dup );
            psz_dup = strdup( p_input->input.p_item->psz_uri );
            psz_access = "";
            psz_demux = "";
            psz_path = psz_dup;
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            p_input->input.p_access = access2_New( p_input, psz_access, psz_demux, psz_path );
        }
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#endif
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        if( p_input->input.p_access == NULL )
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        {
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            msg_Err( p_input, "no suitable access module for `%s'",
                     p_input->input.p_item->psz_uri );
            goto error;
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        }
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        /* Get infos from access */
        access2_Control( p_input->input.p_access,
                         ACCESS_GET_PTS_DELAY, &p_input->i_pts_delay );
        p_input->input.b_title_demux = VLC_FALSE;
        if( access2_Control( p_input->input.p_access,
                             ACCESS_GET_TITLE_INFO,
                             &p_input->input.title, &p_input->input.i_title ) )
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        {
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            p_input->input.i_title = 0;
            p_input->input.title   = NULL;
        }
        access2_Control( p_input->input.p_access, ACCESS_CAN_CONTROL_PACE,
                         &p_input->input.b_can_pace_control );
        access2_Control( p_input->input.p_access, ACCESS_CAN_PAUSE,
                         &p_input->input.b_can_pace_control );
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        access2_Control( p_input->input.p_access, ACCESS_CAN_SEEK,
                         &val.b_bool );
        var_Set( p_input, "seekable", val );
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        /* Create the stream_t */
        p_input->input.p_stream = stream_AccessNew( p_input->input.p_access );
        if( p_input->input.p_stream == NULL )
        {
            msg_Warn( p_input, "cannot create a stream_t from access" );
            goto error;
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        }
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        /* Open a demuxer */
        if( *psz_demux == '\0' && *p_input->input.p_access->psz_demux )
        {
            psz_demux = p_input->input.p_access->psz_demux;
        }
        p_input->input.p_demux = demux2_New( p_input, psz_access, psz_demux, psz_path,
                                             p_input->input.p_stream,
                                             p_input->p_es_out );
        if( p_input->input.p_demux == NULL )
        {
            msg_Err( p_input, "no suitable demux module for `%s/%s://%s'",
                     psz_access, psz_demux, psz_path );
            goto error;
        }

        /* TODO get title from demux */
        if( p_input->input.i_title <= 0 )
        {
            if( demux2_Control( p_input->input.p_demux, DEMUX_GET_TITLE_INFO,
                                &p_input->input.title, &p_input->input.i_title ) )
            {
                p_input->input.i_title = 0;
                p_input->input.title   = NULL;
            }
            else
            {
                p_input->input.b_title_demux = VLC_TRUE;
            }
        }
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    }
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    /* Create global title (for now, just a copy) */
    p_input->i_title = p_input->input.i_title;
    if( p_input->i_title > 0 )
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    {
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        int i;
        p_input->title = malloc( sizeof( input_title_t *) * p_input->i_title );
        for( i = 0; i < p_input->i_title; i++ )
        {
            p_input->title[i] = vlc_input_title_Duplicate( p_input->input.title[i] );
        }

        /* Setup variables */
        input_ControlVarNavigation( p_input );
        input_ControlVarTitle( p_input, 0 );
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    }
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    /* Global flag */
    p_input->b_can_pace_control = p_input->input.b_can_pace_control;
    p_input->b_can_pause        = p_input->input.b_can_pause;

    /* Fix pts delay */
    if( p_input->i_pts_delay <= 0 )
        p_input->i_pts_delay = DEFAULT_PTS_DELAY;
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    /* If the desynchronisation requested by the user is < 0, we need to
     * cache more data. */
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    var_Get( p_input, "audio-desync", &val );
    if( val.i_int < 0 )
        p_input->i_pts_delay -= (val.i_int * 1000);
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    /* Init input_thread_sys_t */
    p_input->p_sys = malloc( sizeof( input_thread_sys_t ) );
    p_input->p_sys->i_sub = 0;
    p_input->p_sys->sub   = NULL;
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    /* TODO: check meta data from users */
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    /* TODO: get meta data from demuxer */
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    /* Init length */
    if( !demux2_Control( p_input->input.p_demux, DEMUX_GET_LENGTH, &val.i_time ) && val.i_time > 0 )
    {
        var_Change( p_input, "length", VLC_VAR_SETVALUE, &val, NULL );
        /* TODO update playlist meta data */
    }
    /* Start time*/
    /* Set start time */
    p_input->i_start = (int64_t)var_GetInteger( p_input, "start-time" ) *
                       I64C(1000000);
    p_input->i_stop  = (int64_t)var_GetInteger( p_input, "stop-time" ) *
                       I64C(1000000);

    if( p_input->i_start > 0 )
    {
        if( p_input->i_start >= val.i_time )
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        {
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            msg_Warn( p_input, "invalid start-time ignored" );
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        }
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        else
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        {
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            vlc_value_t s;

            msg_Dbg( p_input, "start-time: %ds",
                     (int)( p_input->i_start / I64C(1000000) ) );

            s.i_time = p_input->i_start;
            input_ControlPush( p_input, INPUT_CONTROL_SET_TIME, &s );
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        }
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    }
    if( p_input->i_stop > 0 && p_input->i_stop <= p_input->i_start )
    {
        msg_Warn( p_input, "invalid stop-time ignored" );
        p_input->i_stop = 0;
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    }

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    /* TODO: do subtitle loading */
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    /* Set up es_out */
    es_out_Control( p_input->p_es_out, ES_OUT_SET_ACTIVE, VLC_TRUE );
    val.b_bool =  VLC_FALSE;
    if( p_input->p_sout )
    {
        var_Get( p_input, "sout-all", &val );
    }
    es_out_Control( p_input->p_es_out, ES_OUT_SET_MODE,
                    val.b_bool ? ES_OUT_MODE_ALL : ES_OUT_MODE_AUTO );

    /* TODO select forced subs */
#if 0
    if( p_sub_toselect )
    {
        es_out_Control( p_input->p_es_out, ES_OUT_SET_ES,
                        p_sub_toselect->p_es, VLC_TRUE );
    }
#endif

    if( p_input->p_sout )
    {
        if( p_input->p_sout->i_out_pace_nocontrol > 0 )
        {
            p_input->b_out_pace_control = VLC_FALSE;
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        }
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        else
        {
            p_input->b_out_pace_control = VLC_TRUE;
        }
        msg_Dbg( p_input, "starting in %s mode",
                 p_input->b_out_pace_control ? "asynch" : "synch" );
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    }

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    msg_Dbg( p_input, "`%s' sucessfully opened",
             p_input->input.p_item->psz_uri );

    /* initialization is complete */
    p_input->i_state = PLAYING_S;

    val.i_int = PLAYING_S;
    var_Change( p_input, "state", VLC_VAR_SETVALUE, &val, NULL );

    return VLC_SUCCESS;

error:
    if( p_input->input.p_demux )
        demux2_Delete( p_input->input.p_demux );

    if( p_input->input.p_stream )
        stream_AccessDelete( p_input->input.p_stream );

    if( p_input->input.p_access )
        access2_Delete( p_input->input.p_access );

    if( p_input->p_es_out )
        input_EsOutDelete( p_input->p_es_out );

    if( p_input->p_sout )
        sout_DeleteInstance( p_input->p_sout );

    /* Mark them deleted */
    p_input->input.p_demux = NULL;
    p_input->input.p_stream = NULL;
    p_input->input.p_access = NULL;
    p_input->p_es_out = NULL;
    p_input->p_sout = NULL;

    return VLC_EGENERIC;

#if 0
    vlc_meta_t *p_meta = NULL, *p_meta_user = NULL;
//    float f_fps;
    double f_fps;
    mtime_t i_length;

    FIXME
    p_input->input.i_cr_average = config_GetInt( p_input, "cr-average" );
    p_input->stream.control.i_status = INIT_S;
    p_input->stream.control.i_rate = DEFAULT_RATE;


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    /* Init input_thread_sys_t */
    p_input->p_sys = malloc( sizeof( input_thread_sys_t ) );
    p_input->p_sys->i_sub = 0;
    p_input->p_sys->sub   = NULL;

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    /* Get meta information from user */
    var_Create( p_input, "meta-title", VLC_VAR_STRING | VLC_VAR_DOINHERIT );
    var_Create( p_input, "meta-author", VLC_VAR_STRING | VLC_VAR_DOINHERIT );
    var_Create( p_input, "meta-artist", VLC_VAR_STRING | VLC_VAR_DOINHERIT );
    var_Create( p_input, "meta-genre", VLC_VAR_STRING | VLC_VAR_DOINHERIT );
    var_Create( p_input, "meta-copyright", VLC_VAR_STRING | VLC_VAR_DOINHERIT);
    var_Create( p_input, "meta-description", VLC_VAR_STRING|VLC_VAR_DOINHERIT);
    var_Create( p_input, "meta-date", VLC_VAR_STRING | VLC_VAR_DOINHERIT );
    var_Create( p_input, "meta-url", VLC_VAR_STRING | VLC_VAR_DOINHERIT );
    if( (p_meta_user = vlc_meta_New()) )
    {
        vlc_value_t val;

        var_Get( p_input, "meta-title", &val );
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        if( *val.psz_string )
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            vlc_meta_Add( p_meta_user, VLC_META_TITLE, val.psz_string );
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        free( val.psz_string );
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        var_Get( p_input, "meta-author", &val );
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        if( *val.psz_string )
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            vlc_meta_Add( p_meta_user, VLC_META_AUTHOR, val.psz_string );
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        free( val.psz_string );
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        var_Get( p_input, "meta-artist", &val );
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        if( *val.psz_string )
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            vlc_meta_Add( p_meta_user, VLC_META_ARTIST, val.psz_string );
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        free( val.psz_string );
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        var_Get( p_input, "meta-genre", &val );
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        if( *val.psz_string )
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            vlc_meta_Add( p_meta_user, VLC_META_GENRE, val.psz_string );
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        free( val.psz_string );
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        var_Get( p_input, "meta-copyright", &val );
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        if( *val.psz_string )
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            vlc_meta_Add( p_meta_user, VLC_META_COPYRIGHT, val.psz_string );
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        free( val.psz_string );
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        var_Get( p_input, "meta-description", &val );
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        if( *val.psz_string )
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            vlc_meta_Add( p_meta_user, VLC_META_DESCRIPTION, val.psz_string );
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        free( val.psz_string );
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        var_Get( p_input, "meta-date", &val );
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        if( *val.psz_string )
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            vlc_meta_Add( p_meta_user, VLC_META_DATE, val.psz_string );
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        free( val.psz_string );
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        var_Get( p_input, "meta-url", &val );
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        if( *val.psz_string )
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            vlc_meta_Add( p_meta_user, VLC_META_URL, val.psz_string );
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        free( val.psz_string );
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    }

    /* Get meta informations from demuxer */
    if( !demux_Control( p_input, DEMUX_GET_META, &p_meta ) ||
        ( p_meta_user && p_meta_user->i_meta ) )
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    {
        int i;

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        /* Merge demux and user metadata */
        if( !p_meta ){ p_meta = p_meta_user; p_meta_user = NULL; }
        else if( p_meta && p_meta_user ) vlc_meta_Merge( p_meta, p_meta_user );

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        msg_Dbg( p_input, "meta informations:" );
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        if( p_meta->i_meta > 0 )
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        {
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            for( i = 0; i < p_meta->i_meta; i++ )
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            {
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                msg_Dbg( p_input, "  - '%s' = '%s'", _(p_meta->name[i]),
                         p_meta->value[i] );
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                if( !strcmp( p_meta->name[i], VLC_META_TITLE ) &&
                    p_meta->value[i] )
                    input_Control( p_input, INPUT_SET_NAME, p_meta->value[i] );

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                if( !strcmp( p_meta->name[i], VLC_META_AUTHOR ) )
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                    input_Control( p_input, INPUT_ADD_INFO, _("General"),
                                   _("Author"), p_meta->value[i] );

                input_Control( p_input, INPUT_ADD_INFO, _("File"),
                              _(p_meta->name[i]), "%s", p_meta->value[i] );
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            }
        }
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        for( i = 0; i < p_meta->i_track; i++ )
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        {
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            vlc_meta_t *tk = p_meta->track[i];
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            int j;

            msg_Dbg( p_input, "  - track[%d]:", i );
            if( tk->i_meta > 0 )
            {
                char *psz_cat = malloc( strlen(_("Stream")) + 10 );
                sprintf( psz_cat, "%s %d", _("Stream"), i );

                for( j = 0; j < tk->i_meta; j++ )
                {
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                    msg_Dbg( p_input, "     - '%s' = '%s'", _(tk->name[j]),
                             tk->value[j] );
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                    input_Control( p_input, INPUT_ADD_INFO, psz_cat,
                                   _(tk->name[j]), "%s", tk->value[j] );
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                }
            }
        }

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        if( p_input->stream.p_sout && p_input->stream.p_sout->p_meta == NULL )
        {
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            p_input->stream.p_sout->p_meta = p_meta;
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        }
        else
        {
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            vlc_meta_Delete( p_meta );
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        }
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    }
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    if( p_meta_user ) vlc_meta_Delete( p_meta_user );
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    /* Get length */
    if( !demux_Control( p_input, DEMUX_GET_LENGTH, &i_length ) &&
        i_length > 0 )
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    {
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        char psz_buffer[MSTRTIME_MAX_SIZE];

        vlc_mutex_lock( &p_input->p_item->lock );
        p_input->p_item->i_duration = i_length;
        vlc_mutex_unlock( &p_input->p_item->lock );

        input_Control( p_input, INPUT_ADD_INFO, _("General"), _("Duration"),
                       msecstotimestr( psz_buffer, i_length / 1000 ) );
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        /* Set start time */
        var_Get( p_input, "start-time", &val );
        if(  val.i_int > 0 )
        {
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            double f_pos = val.i_int * I64C(1000000) / (double)i_length;
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            if( f_pos >= 1.0 )
            {
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                msg_Warn( p_input, "invalid start-time, ignored (start-time "
                          ">= media length)" );
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            }
            else
            {
                p_input->stream.p_selected_area->i_seek =
                    (int64_t)( f_pos * (double)p_input->stream.p_selected_area->i_size );

                msg_Dbg( p_input, "start-time %ds (%2.2f)", val.i_int, f_pos );
            }
        }
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    }
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    /* Get fps */
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    if( demux_Control( p_input, DEMUX_GET_FPS, &f_fps ) || f_fps < 0.1 )
    {
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        i_microsecondperframe = 0;
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    }
    else
    {
        i_microsecondperframe = (int64_t)( (double)1000000.0 / (double)f_fps );
    }

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    /* Look for and add subtitle files */
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    var_Get( p_input, "sub-file", &val );
    if( val.psz_string && *val.psz_string )
    {
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        subtitle_demux_t *p_sub;