input.c 41.8 KB
Newer Older
1 2
/*****************************************************************************
 * input.c: input thread
3
 * Read a stream, demultiplex and parse it before sending it to
Michel Kaempf's avatar
Michel Kaempf committed
4
 * decoders.
5
 *****************************************************************************
zorglub's avatar
zorglub committed
6
 * Copyright (C) 1998-2004 VideoLAN
7
 * $Id: input.c,v 1.291 2004/03/03 11:59:41 fenrir Exp $
8
 *
9
 * Authors: Christophe Massiot <massiot@via.ecp.fr>
10 11 12 13 14
 *
 * 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.
15
 *
16 17
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 19
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
20
 *
21 22 23
 * 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.
24
 *****************************************************************************/
Michel Kaempf's avatar
Michel Kaempf committed
25

26
/*****************************************************************************
Michel Kaempf's avatar
Michel Kaempf committed
27
 * Preamble
28
 *****************************************************************************/
29
#include <stdlib.h>
Sam Hocevar's avatar
 
Sam Hocevar committed
30

31
#include <vlc/vlc.h>
32
#include <vlc/input.h>
33
#include <vlc/decoder.h>
34
#include <vlc/vout.h>
Sam Hocevar's avatar
 
Sam Hocevar committed
35

36 37
#ifdef HAVE_SYS_TIMES_H
#   include <sys/times.h>
38
#endif
39

40
#include "vlc_playlist.h"
41

42 43
#include "stream_output.h"

44
#include "vlc_interface.h"
45
#include "codecs.h"
46
#include "vlc_meta.h"
47
#include "../../modules/demux/util/sub.h"
Sam Hocevar's avatar
 
Sam Hocevar committed
48

49
/*****************************************************************************
Michel Kaempf's avatar
Michel Kaempf committed
50
 * Local prototypes
51
 *****************************************************************************/
52 53 54 55 56 57 58
struct input_thread_sys_t
{
    /* subtitles */
    int              i_sub;
    subtitle_demux_t **sub;
};

Sam Hocevar's avatar
 
Sam Hocevar committed
59
static  int RunThread       ( input_thread_t *p_input );
Sam Hocevar's avatar
 
Sam Hocevar committed
60 61 62
static  int InitThread      ( input_thread_t *p_input );
static void ErrorThread     ( input_thread_t *p_input );
static void EndThread       ( input_thread_t *p_input );
Michel Kaempf's avatar
Michel Kaempf committed
63

gbazin's avatar
 
gbazin committed
64 65
static void ParseOption     ( input_thread_t *p_input,
                              const char *psz_option );
66

67 68 69 70 71 72 73 74 75 76 77
/*****************************************************************************
 * Callbacks
 *****************************************************************************/
static int PositionCallback( vlc_object_t *p_this, char const *psz_cmd,
                             vlc_value_t oldval, vlc_value_t newval, void *p_data );
static int TimeCallback    ( vlc_object_t *p_this, char const *psz_cmd,
                             vlc_value_t oldval, vlc_value_t newval, void *p_data );
static int StateCallback   ( vlc_object_t *p_this, char const *psz_cmd,
                             vlc_value_t oldval, vlc_value_t newval, void *p_data );
static int RateCallback    ( vlc_object_t *p_this, char const *psz_cmd,
                             vlc_value_t oldval, vlc_value_t newval, void *p_data );
gbazin's avatar
 
gbazin committed
78

79
/*****************************************************************************
80
 * input_CreateThread: creates a new input thread
81
 *****************************************************************************
82 83
 * This function creates a new input, and returns a pointer
 * to its description. On error, it returns NULL.
84
 *****************************************************************************/
85 86 87
input_thread_t *__input_CreateThread( vlc_object_t *p_parent, char *psz_uri,
                                      char **ppsz_options, int i_options )

Michel Kaempf's avatar
Michel Kaempf committed
88
{
89
    input_thread_t *    p_input;                        /* thread descriptor */
90
    vlc_value_t val;
91
    int i;
92

93
    /* Allocate descriptor */
94
    p_input = vlc_object_create( p_parent, VLC_OBJECT_INPUT );
95
    if( p_input == NULL )
Michel Kaempf's avatar
Michel Kaempf committed
96
    {
97
        msg_Err( p_parent, "out of memory" );
98
        return NULL;
Michel Kaempf's avatar
Michel Kaempf committed
99
    }
100

gbazin's avatar
 
gbazin committed
101
    /* Parse input options */
102
    for( i = 0; i < i_options; i++ )
gbazin's avatar
 
gbazin committed
103
    {
104 105
        msg_Dbg( p_input, "option: %s", ppsz_options[i] );
        ParseOption( p_input, ppsz_options[i] );
gbazin's avatar
 
gbazin committed
106 107
    }

gbazin's avatar
 
gbazin committed
108 109 110 111 112
    /* Create a few object variables we'll need later on */
    var_Create( p_input, "video", VLC_VAR_BOOL | VLC_VAR_DOINHERIT );
    var_Create( p_input, "audio", VLC_VAR_BOOL | VLC_VAR_DOINHERIT );
    var_Create( p_input, "audio-channel", VLC_VAR_INTEGER|VLC_VAR_DOINHERIT );
    var_Create( p_input, "spu-channel", VLC_VAR_INTEGER|VLC_VAR_DOINHERIT );
113 114
    var_Create( p_input, "sub-file", VLC_VAR_FILE | VLC_VAR_DOINHERIT );
    var_Create( p_input, "sub-autodetect-file", VLC_VAR_BOOL | VLC_VAR_DOINHERIT );
115
    var_Create( p_input, "sub-autodetect-fuzzy", VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
gbazin's avatar
 
gbazin committed
116 117

    var_Create( p_input, "sout", VLC_VAR_STRING | VLC_VAR_DOINHERIT );
118
    var_Create( p_input, "sout-all",   VLC_VAR_BOOL | VLC_VAR_DOINHERIT );
gbazin's avatar
 
gbazin committed
119 120
    var_Create( p_input, "sout-audio", VLC_VAR_BOOL | VLC_VAR_DOINHERIT );
    var_Create( p_input, "sout-video", VLC_VAR_BOOL | VLC_VAR_DOINHERIT );
121 122
    var_Create( p_input, "sout-keep",  VLC_VAR_BOOL | VLC_VAR_DOINHERIT );

123 124 125
    /* repeat variable */
    var_Create( p_input, "input-repeat", VLC_VAR_INTEGER|VLC_VAR_DOINHERIT );

126 127 128
    /* decoders */
    var_Create( p_input, "minimize-threads", VLC_VAR_BOOL | VLC_VAR_DOINHERIT );

129 130 131
    /* play status */

    /* position variable */
132 133
    var_Create( p_input, "position",  VLC_VAR_FLOAT );  /* position 0.0->1.0 */
    var_Create( p_input, "position-offset",  VLC_VAR_FLOAT );  /* relative */
134 135 136
    val.f_float = 0.0;
    var_Change( p_input, "position", VLC_VAR_SETVALUE, &val, NULL );
    var_AddCallback( p_input, "position", PositionCallback, NULL );
137
    var_AddCallback( p_input, "position-offset", PositionCallback, NULL );
138 139 140

    /* time variable */
    var_Create( p_input, "time",  VLC_VAR_TIME );
141
    var_Create( p_input, "time-offset",  VLC_VAR_TIME );    /* relative */
142 143 144
    val.i_time = 0;
    var_Change( p_input, "time", VLC_VAR_SETVALUE, &val, NULL );
    var_AddCallback( p_input, "time", TimeCallback, NULL );
145
    var_AddCallback( p_input, "time-offset", TimeCallback, NULL );
146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167

    /* length variable */
    var_Create( p_input, "length",  VLC_VAR_TIME );
    val.i_time = 0;
    var_Change( p_input, "length", VLC_VAR_SETVALUE, &val, NULL );

    /* rate variable */
    var_Create( p_input, "rate", VLC_VAR_INTEGER );
    var_Create( p_input, "rate-slower", VLC_VAR_VOID );
    var_Create( p_input, "rate-faster", VLC_VAR_VOID );
    val.i_int = DEFAULT_RATE;
    var_Change( p_input, "rate", VLC_VAR_SETVALUE, &val, NULL );
    var_AddCallback( p_input, "rate", RateCallback, NULL );
    var_AddCallback( p_input, "rate-slower", RateCallback, NULL );
    var_AddCallback( p_input, "rate-faster", RateCallback, NULL );

    /* state variable */
    var_Create( p_input, "state", VLC_VAR_INTEGER );
    val.i_int = INIT_S;
    var_Change( p_input, "state", VLC_VAR_SETVALUE, &val, NULL );
    var_AddCallback( p_input, "state", StateCallback, NULL );

168 169 170 171
    /* state variable */
    var_Create( p_input, "demuxed-id3", VLC_VAR_BOOL );
    val.b_bool = VLC_FALSE;
    var_Change( p_input, "demuxed-id3", VLC_VAR_SETVALUE, &val, NULL );
gbazin's avatar
 
gbazin committed
172

173
    /* Initialize thread properties */
Sam Hocevar's avatar
 
Sam Hocevar committed
174
    p_input->b_eof      = 0;
175
    p_input->p_sys      = NULL;
Sam Hocevar's avatar
 
Sam Hocevar committed
176 177

    /* Set target */
178
    p_input->psz_source = strdup( psz_uri );
Sam Hocevar's avatar
 
Sam Hocevar committed
179

180 181 182
    /* Stream */
    p_input->s = NULL;

183 184 185
    /* es out */
    p_input->p_es_out = NULL;

Stéphane Borel's avatar
 
Stéphane Borel committed
186
    /* Demux */
187 188 189 190
    p_input->p_demux   = NULL;
    p_input->pf_demux  = NULL;
    p_input->pf_rewind = NULL;
    p_input->pf_demux_control = NULL;
191
    p_input->i_cr_average = config_GetInt( p_input, "cr-average" );
Stéphane Borel's avatar
 
Stéphane Borel committed
192 193

    /* Access */
194
    p_input->p_access = NULL;
195

Sam Hocevar's avatar
 
Sam Hocevar committed
196 197
    p_input->i_bufsize = 0;
    p_input->i_mtu = 0;
gbazin's avatar
 
gbazin committed
198
    p_input->i_pts_delay = DEFAULT_PTS_DELAY;
Sam Hocevar's avatar
 
Sam Hocevar committed
199

200 201 202 203 204 205
    /* Initialize statistics */
    p_input->c_loops                    = 0;
    p_input->stream.c_packets_read      = 0;
    p_input->stream.c_packets_trashed   = 0;

    /* Set locks. */
206
    vlc_mutex_init( p_input, &p_input->stream.stream_lock );
207
    vlc_cond_init( p_input, &p_input->stream.stream_wait );
208
    vlc_mutex_init( p_input, &p_input->stream.control.control_lock );
Michel Kaempf's avatar
Michel Kaempf committed
209

210
    /* Initialize stream description */
Stéphane Borel's avatar
 
Stéphane Borel committed
211
    p_input->stream.b_changed = 0;
212 213
    p_input->stream.i_es_number = 0;
    p_input->stream.i_selected_es_number = 0;
214
    p_input->stream.i_pgrm_number = 0;
215
    p_input->stream.i_new_status = p_input->stream.i_new_rate = 0;
216
    p_input->stream.b_new_mute = MUTE_NO_CHANGE;
Christophe Massiot's avatar
Christophe Massiot committed
217
    p_input->stream.i_mux_rate = 0;
218
    p_input->stream.b_seekable = 0;
219
    p_input->stream.p_sout = NULL;
Michel Kaempf's avatar
Michel Kaempf committed
220

Sam Hocevar's avatar
 
Sam Hocevar committed
221 222 223
    /* no stream, no program, no area, no es */
    p_input->stream.p_new_program = NULL;

Stéphane Borel's avatar
 
Stéphane Borel committed
224 225
    p_input->stream.i_area_nb = 0;
    p_input->stream.pp_areas = NULL;
226
    p_input->stream.p_selected_area = NULL;
227
    p_input->stream.p_new_area = NULL;
Sam Hocevar's avatar
 
Sam Hocevar committed
228

Sam Hocevar's avatar
 
Sam Hocevar committed
229 230 231 232
    p_input->stream.pp_selected_es = NULL;
    p_input->stream.p_removed_es = NULL;
    p_input->stream.p_newly_selected_es = NULL;

Sam Hocevar's avatar
 
Sam Hocevar committed
233
    /* By default there is one area in a stream */
gbazin's avatar
 
gbazin committed
234
    input_AddArea( p_input, 0, 1 );
235
    p_input->stream.p_selected_area = p_input->stream.pp_areas[0];
Stéphane Borel's avatar
 
Stéphane Borel committed
236

237
    /* Initialize stream control properties. */
238
    p_input->stream.control.i_status = INIT_S;
239 240
    p_input->stream.control.i_rate = DEFAULT_RATE;
    p_input->stream.control.b_mute = 0;
gbazin's avatar
 
gbazin committed
241
    p_input->stream.control.b_grayscale = config_GetInt( p_input, "grayscale");
242

243
    msg_Info( p_input, "playlist item `%s'", p_input->psz_source );
Michel Kaempf's avatar
Michel Kaempf committed
244

gbazin's avatar
 
gbazin committed
245 246 247 248 249
    /* Initialize input info */
    p_input->stream.p_info = NULL;
    p_input->stream.p_info = input_InfoCategory( p_input, _("General") );
    input_AddInfo( p_input->stream.p_info, _("Playlist Item"),
                   p_input->psz_source );
250
    vlc_object_attach( p_input, p_parent );
Sam Hocevar's avatar
 
Sam Hocevar committed
251

Sam Hocevar's avatar
Sam Hocevar committed
252
    /* Create thread and wait for its readiness. */
253 254
    if( vlc_thread_create( p_input, "input", RunThread,
                           VLC_THREAD_PRIORITY_INPUT, VLC_TRUE ) )
Michel Kaempf's avatar
Michel Kaempf committed
255
    {
256
        msg_Err( p_input, "cannot create input thread" );
gbazin's avatar
 
gbazin committed
257
        input_DelInfo( p_input );
Michel Kaempf's avatar
Michel Kaempf committed
258
        free( p_input );
259
        return NULL;
Michel Kaempf's avatar
Michel Kaempf committed
260
    }
261

262
    return p_input;
Michel Kaempf's avatar
Michel Kaempf committed
263 264
}

265
/*****************************************************************************
Sam Hocevar's avatar
 
Sam Hocevar committed
266
 * input_StopThread: mark an input thread as zombie
267
 *****************************************************************************
Michel Kaempf's avatar
Michel Kaempf committed
268
 * This function should not return until the thread is effectively cancelled.
269
 *****************************************************************************/
Sam Hocevar's avatar
Sam Hocevar committed
270
void input_StopThread( input_thread_t *p_input )
Michel Kaempf's avatar
Michel Kaempf committed
271
{
Sam Hocevar's avatar
 
Sam Hocevar committed
272 273
    /* Make the thread exit from a possible vlc_cond_wait() */
    vlc_mutex_lock( &p_input->stream.stream_lock );
274 275
    /* Request thread destruction */
    p_input->b_die = 1;
Michel Kaempf's avatar
Michel Kaempf committed
276

277 278
    vlc_cond_signal( &p_input->stream.stream_wait );
    vlc_mutex_unlock( &p_input->stream.stream_lock );
Sam Hocevar's avatar
 
Sam Hocevar committed
279 280 281 282 283 284 285 286 287 288
}

/*****************************************************************************
 * 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 */
289
    vlc_thread_join( p_input );
Sam Hocevar's avatar
 
Sam Hocevar committed
290 291 292

    /* Destroy Mutex locks */
    vlc_mutex_destroy( &p_input->stream.control.control_lock );
Sam Hocevar's avatar
 
Sam Hocevar committed
293
    vlc_cond_destroy( &p_input->stream.stream_wait );
Sam Hocevar's avatar
 
Sam Hocevar committed
294
    vlc_mutex_destroy( &p_input->stream.stream_lock );
Michel Kaempf's avatar
Michel Kaempf committed
295 296
}

297
/*****************************************************************************
298
 * RunThread: main thread loop
299
 *****************************************************************************
300
 * Thread in charge of processing the network packets and demultiplexing.
301
 *****************************************************************************/
Sam Hocevar's avatar
 
Sam Hocevar committed
302
static int RunThread( input_thread_t *p_input )
Michel Kaempf's avatar
Michel Kaempf committed
303
{
304 305 306
    vlc_value_t  val;
    mtime_t      i_update_next = -1;

Sam Hocevar's avatar
Sam Hocevar committed
307 308 309
    /* Signal right now, otherwise we'll get stuck in a peek */
    vlc_thread_ready( p_input );

Sam Hocevar's avatar
 
Sam Hocevar committed
310 311 312 313
    if( InitThread( p_input ) )
    {
        /* If we failed, wait before we are killed, and exit */
        p_input->b_error = 1;
314

Sam Hocevar's avatar
 
Sam Hocevar committed
315
        ErrorThread( p_input );
316 317 318 319

        /* Tell we're dead */
        p_input->b_dead = 1;

gbazin's avatar
 
gbazin committed
320 321
        input_DelInfo( p_input );

Sam Hocevar's avatar
 
Sam Hocevar committed
322
        return 0;
Sam Hocevar's avatar
 
Sam Hocevar committed
323
    }
Michel Kaempf's avatar
Michel Kaempf committed
324

325
    /* initialization is complete */
326
    vlc_mutex_lock( &p_input->stream.stream_lock );
327 328
    p_input->stream.b_changed        = 1;
    p_input->stream.control.i_status = PLAYING_S;
329 330
    vlc_mutex_unlock( &p_input->stream.stream_lock );

331 332 333
    val.i_int = PLAYING_S;
    var_Change( p_input, "state", VLC_VAR_SETVALUE, &val, NULL );

Sam Hocevar's avatar
 
Sam Hocevar committed
334 335
    while( !p_input->b_die && !p_input->b_error && !p_input->b_eof )
    {
336
        unsigned int i, i_count;
337

Sam Hocevar's avatar
 
Sam Hocevar committed
338
        p_input->c_loops++;
Sam Hocevar's avatar
 
Sam Hocevar committed
339

340
        vlc_mutex_lock( &p_input->stream.stream_lock );
341

342 343 344 345 346
        if( p_input->stream.p_new_program )
        {
            if( p_input->pf_set_program != NULL )
            {

Johan Bilien's avatar
 
Johan Bilien committed
347 348
                /* Reinitialize buffer manager. */
                input_AccessReinit( p_input );
349 350

                p_input->pf_set_program( p_input,
351
                                         p_input->stream.p_new_program );
352

353 354 355 356
                /* Escape all decoders for the stream discontinuity they
                 * will encounter. */
                input_EscapeDiscontinuity( p_input );

357 358 359 360 361 362 363 364 365 366 367
                for( i = 0; i < p_input->stream.i_pgrm_number; i++ )
                {
                    pgrm_descriptor_t * p_pgrm
                                            = p_input->stream.pp_programs[i];

                    /* Reinitialize synchro. */
                    p_pgrm->i_synchro_state = SYNCHRO_REINIT;
                }
            }
            p_input->stream.p_new_program = NULL;
        }
368

369 370
        if( p_input->stream.p_new_area )
        {
371 372
            if( p_input->stream.b_seekable && p_input->pf_set_area != NULL )
            {
373
                input_AccessReinit( p_input );
374 375 376

                p_input->pf_set_area( p_input, p_input->stream.p_new_area );

377 378 379 380
                /* Escape all decoders for the stream discontinuity they
                 * will encounter. */
                input_EscapeDiscontinuity( p_input );

381 382 383 384 385 386 387 388 389
                for( i = 0; i < p_input->stream.i_pgrm_number; i++ )
                {
                    pgrm_descriptor_t * p_pgrm
                                            = p_input->stream.pp_programs[i];

                    /* Reinitialize synchro. */
                    p_pgrm->i_synchro_state = SYNCHRO_REINIT;
                }
            }
390 391 392
            p_input->stream.p_new_area = NULL;
        }

393
        if( p_input->stream.p_selected_area->i_seek != NO_SEEK )
Sam Hocevar's avatar
 
Sam Hocevar committed
394
        {
395
            if( p_input->stream.p_selected_area->i_size > 0 )
396
            {
397
                unsigned int i;
398
                mtime_t      i_time;
399 400
                double f = (double)p_input->stream.p_selected_area->i_seek /
                           (double)p_input->stream.p_selected_area->i_size;
401

Christophe Massiot's avatar
Christophe Massiot committed
402
                vlc_mutex_unlock( &p_input->stream.stream_lock );
403
                demux_Control( p_input, DEMUX_SET_POSITION, f );
Christophe Massiot's avatar
Christophe Massiot committed
404
                vlc_mutex_lock( &p_input->stream.stream_lock );
405

406 407 408 409
                /* Escape all decoders for the stream discontinuity they
                 * will encounter. */
                input_EscapeDiscontinuity( p_input );

410 411
                for( i = 0; i < p_input->stream.i_pgrm_number; i++ )
                {
412
                    pgrm_descriptor_t * p_pgrm=p_input->stream.pp_programs[i];
413 414 415 416

                    /* Reinitialize synchro. */
                    p_pgrm->i_synchro_state = SYNCHRO_REINIT;
                }
417

Laurent Aimar's avatar
Laurent Aimar committed
418
                vlc_mutex_unlock( &p_input->stream.stream_lock );
419 420 421 422 423 424 425 426 427 428 429 430 431 432 433
                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 );
                    }
                }
Laurent Aimar's avatar
Laurent Aimar committed
434
                vlc_mutex_lock( &p_input->stream.stream_lock );
435
            }
436
            p_input->stream.p_selected_area->i_seek = NO_SEEK;
Sam Hocevar's avatar
 
Sam Hocevar committed
437
        }
438

439 440 441 442 443 444 445 446 447 448 449 450
        if( p_input->stream.p_removed_es )
        {
            input_UnselectES( p_input, p_input->stream.p_removed_es );
            p_input->stream.p_removed_es = NULL;
        }

        if( p_input->stream.p_newly_selected_es )
        {
            input_SelectES( p_input, p_input->stream.p_newly_selected_es );
            p_input->stream.p_newly_selected_es = NULL;
        }

451 452 453 454 455 456 457 458 459 460 461 462 463 464
        if( p_input->stream.b_new_mute != MUTE_NO_CHANGE )
        {
            if( p_input->stream.b_new_mute )
            {
                input_EscapeAudioDiscontinuity( p_input );
            }

            vlc_mutex_lock( &p_input->stream.control.control_lock );
            p_input->stream.control.b_mute = p_input->stream.b_new_mute;
            vlc_mutex_unlock( &p_input->stream.control.control_lock );

            p_input->stream.b_new_mute = MUTE_NO_CHANGE;
        }

465
        vlc_mutex_unlock( &p_input->stream.stream_lock );
Sam Hocevar's avatar
 
Sam Hocevar committed
466

Christophe Massiot's avatar
Christophe Massiot committed
467 468
        /* Read and demultiplex some data. */
        i_count = p_input->pf_demux( p_input );
Sam Hocevar's avatar
 
Sam Hocevar committed
469

gbazin's avatar
 
gbazin committed
470
        if( i_count == 0 )
Sam Hocevar's avatar
 
Sam Hocevar committed
471
        {
472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493
            vlc_value_t repeat;

            var_Get( p_input, "input-repeat", &repeat );
            if( repeat.i_int == 0 || p_input->stream.i_area_nb <= 0 )
            {
                /* End of file - we do not set b_die because only the
                 * playlist is allowed to do so. */
                msg_Info( p_input, "EOF reached" );
                p_input->b_eof = 1;
            }
            else
            {
                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 );
                }

                p_input->stream.p_new_area = p_input->stream.pp_areas[0];
                p_input->stream.p_new_area->i_seek = 0;
            }
494 495 496 497
        }
        else if( i_count < 0 )
        {
            p_input->b_error = 1;
498
        }
499 500 501

        if( !p_input->b_error && !p_input->b_eof && i_update_next < mdate() )
        {
502 503 504 505
            int i;
            mtime_t i_time;
            mtime_t i_length;
            double  d_pos;
506 507

            /* update input status variables */
508
            if( !demux_Control( p_input, DEMUX_GET_POSITION, &d_pos ) )
509
            {
510
                val.f_float = (float)d_pos;
511 512
                var_Change( p_input, "position", VLC_VAR_SETVALUE, &val, NULL );
            }
513
            if( !demux_Control( p_input, DEMUX_GET_TIME, &i_time ) )
514
            {
515
                val.i_time = i_time;
516 517
                var_Change( p_input, "time", VLC_VAR_SETVALUE, &val, NULL );
            }
518
            if( !demux_Control( p_input, DEMUX_GET_LENGTH, &i_length ) )
519
            {
520
                val.i_time = i_length;
521 522 523
                var_Change( p_input, "length", VLC_VAR_SETVALUE, &val, NULL );
            }

524 525 526 527 528 529
            /* update subs */
            for( i = 0; i < p_input->p_sys->i_sub; i++ )
            {
                subtitle_Demux( p_input->p_sys->sub[i], i_time );
            }

530
            i_update_next = mdate() + I64C(150000);
531
        }
532 533
    }

Sam Hocevar's avatar
 
Sam Hocevar committed
534
    if( p_input->b_error || p_input->b_eof )
535 536 537
    {
        ErrorThread( p_input );
    }
538

539
    EndThread( p_input );
Sam Hocevar's avatar
 
Sam Hocevar committed
540

Sam Hocevar's avatar
 
Sam Hocevar committed
541
    return 0;
542 543
}

544
/*****************************************************************************
Sam Hocevar's avatar
 
Sam Hocevar committed
545
 * InitThread: init the input Thread
546
 *****************************************************************************/
Sam Hocevar's avatar
 
Sam Hocevar committed
547
static int InitThread( input_thread_t * p_input )
Michel Kaempf's avatar
Michel Kaempf committed
548
{
549
    vlc_meta_t *meta;
550
    float f_fps;
sigmunau's avatar
sigmunau committed
551 552
    playlist_t *p_playlist;
    mtime_t i_length;
553

Christophe Massiot's avatar
Christophe Massiot committed
554
    /* Parse source string. Syntax : [[<access>][/<demux>]:][<source>] */
555
    char * psz_parser = p_input->psz_dupsource = strdup(p_input->psz_source);
gbazin's avatar
 
gbazin committed
556
    vlc_value_t val;
557
    int64_t i_microsecondperframe;
gbazin's avatar
 
gbazin committed
558

559
    subtitle_demux_t *p_sub_toselect = NULL;
560
    char             *psz_sub_file = NULL;
561

Christophe Massiot's avatar
Christophe Massiot committed
562 563 564 565 566
    /* Skip the plug-in names */
    while( *psz_parser && *psz_parser != ':' )
    {
        psz_parser++;
    }
567
#if defined( WIN32 ) || defined( UNDER_CE )
Christophe Massiot's avatar
Christophe Massiot committed
568
    if( psz_parser - p_input->psz_dupsource == 1 )
gbazin's avatar
 
gbazin committed
569
    {
570
        msg_Warn( p_input, "drive letter %c: found in source string",
Christophe Massiot's avatar
Christophe Massiot committed
571
                           p_input->psz_dupsource[0] ) ;
Stéphane Borel's avatar
 
Stéphane Borel committed
572
        psz_parser = "";
gbazin's avatar
 
gbazin committed
573 574
    }
#endif
Sam Hocevar's avatar
 
Sam Hocevar committed
575

Christophe Massiot's avatar
Christophe Massiot committed
576
    if( !*psz_parser )
577
    {
Sam Hocevar's avatar
 
Sam Hocevar committed
578
        p_input->psz_access = p_input->psz_demux = "";
Christophe Massiot's avatar
Christophe Massiot committed
579
        p_input->psz_name = p_input->psz_source;
Christophe Massiot's avatar
Christophe Massiot committed
580
        free( p_input->psz_dupsource );
581
        p_input->psz_dupsource = NULL;
Michel Kaempf's avatar
Michel Kaempf committed
582
    }
Christophe Massiot's avatar
Christophe Massiot committed
583 584 585
    else
    {
        *psz_parser++ = '\0';
586

Xavier Marchesini's avatar
 
Xavier Marchesini committed
587 588 589 590
        /* let's skip '//' */
        if( psz_parser[0] == '/' && psz_parser[1] == '/' )
        {
            psz_parser += 2 ;
591
        }
Xavier Marchesini's avatar
 
Xavier Marchesini committed
592 593

        p_input->psz_name = psz_parser ;
Sam Hocevar's avatar
 
Sam Hocevar committed
594

Christophe Massiot's avatar
Christophe Massiot committed
595
        /* Come back to parse the access and demux plug-ins */
Christophe Massiot's avatar
Christophe Massiot committed
596
        psz_parser = p_input->psz_dupsource;
gbazin's avatar
 
gbazin committed
597

Stéphane Borel's avatar
 
Stéphane Borel committed
598
        if( !*psz_parser )
Christophe Massiot's avatar
Christophe Massiot committed
599 600
        {
            /* No access */
Sam Hocevar's avatar
 
Sam Hocevar committed
601
            p_input->psz_access = "";
Christophe Massiot's avatar
Christophe Massiot committed
602 603 604 605
        }
        else if( *psz_parser == '/' )
        {
            /* No access */
Sam Hocevar's avatar
 
Sam Hocevar committed
606
            p_input->psz_access = "";
Christophe Massiot's avatar
Christophe Massiot committed
607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622
            psz_parser++;
        }
        else
        {
            p_input->psz_access = psz_parser;

            while( *psz_parser && *psz_parser != '/' )
            {
                psz_parser++;
            }

            if( *psz_parser == '/' )
            {
                *psz_parser++ = '\0';
            }
        }
gbazin's avatar
 
gbazin committed
623

Christophe Massiot's avatar
Christophe Massiot committed
624 625 626
        if( !*psz_parser )
        {
            /* No demux */
Sam Hocevar's avatar
 
Sam Hocevar committed
627
            p_input->psz_demux = "";
Christophe Massiot's avatar
Christophe Massiot committed
628 629 630 631 632
        }
        else
        {
            p_input->psz_demux = psz_parser;
        }
Sam Hocevar's avatar
 
Sam Hocevar committed
633
    }
Christophe Massiot's avatar
Christophe Massiot committed
634

635 636
    msg_Dbg( p_input, "access `%s', demux `%s', name `%s'",
             p_input->psz_access, p_input->psz_demux, p_input->psz_name );
Christophe Massiot's avatar
Christophe Massiot committed
637 638

    if( input_AccessInit( p_input ) == -1 )
639
    {
640 641 642 643 644 645
        free( p_input->psz_source );
        if( p_input->psz_dupsource != NULL )
        {
            free( p_input->psz_dupsource );
        }

646 647 648 649 650 651 652 653 654 655 656 657
        return VLC_EGENERIC;
    }

    /* Initialize optional stream output. (before demuxer)*/
    var_Get( p_input, "sout", &val );
    if( val.psz_string != NULL )
    {
        if ( *val.psz_string && (p_input->stream.p_sout =
             sout_NewInstance( p_input, val.psz_string )) == NULL )
        {
            msg_Err( p_input, "cannot start stream output instance, aborting" );
            free( val.psz_string );
658 659 660 661 662 663 664

            input_AccessEnd( p_input );
            free( p_input->psz_source );
            if( p_input->psz_dupsource != NULL )
            {
                free( p_input->psz_dupsource );
            }
665 666 667
            return VLC_EGENERIC;
        }
        free( val.psz_string );
668
    }
Christophe Massiot's avatar
Christophe Massiot committed
669

670
    p_input->p_es_out = input_EsOutNew( p_input );
671 672
    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 );
673

674
    /* Find and open appropriate access module */
675 676
    p_input->p_access = module_Need( p_input, "access",
                                     p_input->psz_access );
Christophe Massiot's avatar
Christophe Massiot committed
677

gbazin's avatar
 
gbazin committed
678 679 680 681
#ifndef WIN32      /* Remove this gross hack from the win32 build as colons
                    * are forbidden in filenames on Win32. */

    /* Maybe we got something like: /Volumes/toto:titi/gabu.mpg */
682 683 684 685 686 687 688 689 690 691 692
    if ( p_input->p_access == NULL
          && (*p_input->psz_demux || *p_input->psz_access) )
    {
        p_input->psz_access = p_input->psz_demux = "";
        p_input->psz_name = p_input->psz_source;
        free( p_input->psz_dupsource);
        p_input->psz_dupsource = NULL;

        p_input->p_access = module_Need( p_input, "access",
                                         p_input->psz_access );
    }
gbazin's avatar
 
gbazin committed
693
#endif
694

695
    if( p_input->p_access == NULL )
696
    {
697
        msg_Err( p_input, "no suitable access module for `%s/%s://%s'",
698
                 p_input->psz_access, p_input->psz_demux, p_input->psz_name );
699 700 701 702
        if ( p_input->stream.p_sout != NULL )
        {
            sout_DeleteInstance( p_input->stream.p_sout );
        }
703 704 705 706 707 708 709

        input_AccessEnd( p_input );
        free( p_input->psz_source );
        if( p_input->psz_dupsource != NULL )
        {
            free( p_input->psz_dupsource );
        }
gbazin's avatar
 
gbazin committed
710
        input_EsOutDelete( p_input->p_es_out );
711
        return VLC_EGENERIC;
712
    }
Christophe Massiot's avatar
Christophe Massiot committed
713 714 715

    /* Waiting for stream. */
    if( p_input->i_mtu )
Christophe Massiot's avatar
Christophe Massiot committed
716
    {
Christophe Massiot's avatar
Christophe Massiot committed
717
        p_input->i_bufsize = p_input->i_mtu;
Christophe Massiot's avatar
Christophe Massiot committed
718
    }
719 720
    else
    {
Christophe Massiot's avatar
Christophe Massiot committed
721
        p_input->i_bufsize = INPUT_DEFAULT_BUFSIZE;
722
    }
723

gbazin's avatar
 
gbazin committed
724 725
    /* If the desynchronisation requested by the user is < 0, we need to
     * cache more data. */
gbazin's avatar
 
gbazin committed
726 727 728 729
    var_Create( p_input, "audio-desync", VLC_VAR_INTEGER | VLC_VAR_DOINHERIT );
    var_Get( p_input, "audio-desync", &val );
    if( val.i_int < 0 )
        p_input->i_pts_delay -= (val.i_int * 1000);
gbazin's avatar
 
gbazin committed
730

Sam Hocevar's avatar
 
Sam Hocevar committed
731
    if( p_input->p_current_data == NULL && p_input->pf_read != NULL )
732
    {
Christophe Massiot's avatar
Christophe Massiot committed
733 734
        while( !input_FillBuffer( p_input ) )
        {
735
            if( p_input->b_die || p_input->b_error || p_input->b_eof )
Christophe Massiot's avatar
Christophe Massiot committed
736
            {
737
                module_Unneed( p_input, p_input->p_access );
738 739 740 741
                if ( p_input->stream.p_sout != NULL )
                {
                    sout_DeleteInstance( p_input->stream.p_sout );
                }
742 743 744 745 746 747
                input_AccessEnd( p_input );
                free( p_input->psz_source );
                if( p_input->psz_dupsource != NULL )
                {
                    free( p_input->psz_dupsource );
                }
gbazin's avatar
 
gbazin committed
748
                input_EsOutDelete( p_input->p_es_out );
749
                return VLC_EGENERIC;
Christophe Massiot's avatar
Christophe Massiot committed
750 751
            }
        }
752
    }
Sam Hocevar's avatar
 
Sam Hocevar committed
753

754
    /* Create the stream_t facilities */
755
    p_input->s = input_StreamNew( p_input );
756 757
    if( p_input->s == NULL )
    {
zorglub's avatar
zorglub committed
758
        /* should never occur yet */
759

zorglub's avatar
zorglub committed
760
        msg_Err( p_input, "cannot create stream_t" );
761

762 763 764 765 766
        module_Unneed( p_input, p_input->p_access );
        if ( p_input->stream.p_sout != NULL )
        {
            sout_DeleteInstance( p_input->stream.p_sout );
        }
767 768 769 770 771 772
        input_AccessEnd( p_input );
        free( p_input->psz_source );
        if( p_input->psz_dupsource != NULL )
        {
            free( p_input->psz_dupsource );
        }
gbazin's avatar
 
gbazin committed
773
        input_EsOutDelete( p_input->p_es_out );
774 775 776
        return VLC_EGENERIC;
    }

777
    /* Find and open appropriate demux module */
gbazin's avatar
 
gbazin committed
778 779 780 781
    p_input->p_demux =
        module_Need( p_input, "demux",
                     (p_input->psz_demux && *p_input->psz_demux) ?
                     p_input->psz_demux : "$demux" );
Sam Hocevar's avatar
 
Sam Hocevar committed
782

783
    if( p_input->p_demux == NULL )
784
    {
785
        msg_Err( p_input, "no suitable demux module for `%s/%s://%s'",
786
                 p_input->psz_access, p_input->psz_demux, p_input->psz_name );
787

788
        input_StreamDelete( p_input->s );
789
        module_Unneed( p_input, p_input->p_access );
790
        if ( p_input->stream.p_sout != NULL )
791
        {
792
            sout_DeleteInstance( p_input->stream.p_sout );
793
        }
794 795 796 797 798 799
        input_AccessEnd( p_input );
        free( p_input->psz_source );
        if( p_input->psz_dupsource != NULL )
        {
            free( p_input->psz_dupsource );
        }
gbazin's avatar
 
gbazin committed
800
        input_EsOutDelete( p_input->p_es_out );
801
        return VLC_EGENERIC;
802 803
    }

804 805 806 807 808
    /* 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;

809 810 811 812 813 814 815 816 817 818 819 820 821 822 823 824 825 826 827 828 829 830 831