input.c 86.5 KB
Newer Older
1 2
/*****************************************************************************
 * input.c: input thread
3
 *****************************************************************************
4
 * Copyright (C) 1998-2004 the VideoLAN team
5
 * $Id$
6
 *
7
 * Authors: Christophe Massiot <massiot@via.ecp.fr>
Laurent Aimar's avatar
Laurent Aimar committed
8
 *          Laurent Aimar <fenrir@via.ecp.fr>
9 10 11 12 13
 *
 * 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.
14
 *
15 16
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 18
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
19
 *
20 21
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
dionoea's avatar
dionoea committed
22
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
23
 *****************************************************************************/
Michel Kaempf's avatar
Michel Kaempf committed
24

25
/*****************************************************************************
Michel Kaempf's avatar
Michel Kaempf committed
26
 * Preamble
27
 *****************************************************************************/
28
#include <stdlib.h>
29
#include <ctype.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

Laurent Aimar's avatar
Laurent Aimar committed
36
#include "input_internal.h"
37

38
#include "stream_output.h"
39
#include "vlc_playlist.h"
40
#include "vlc_interface.h"
zorglub's avatar
zorglub committed
41
#include "vlc_interaction.h"
Sam Hocevar's avatar
 
Sam Hocevar committed
42

43
/*****************************************************************************
Michel Kaempf's avatar
Michel Kaempf committed
44
 * Local prototypes
45
 *****************************************************************************/
Laurent Aimar's avatar
Laurent Aimar committed
46
static  int Run  ( input_thread_t *p_input );
47
static  int RunAndClean  ( input_thread_t *p_input );
Laurent Aimar's avatar
Laurent Aimar committed
48

49 50
static input_thread_t * Create  ( vlc_object_t *, input_item_t *, char *,
                                  vlc_bool_t );
51 52 53 54
static  int             Init    ( input_thread_t *p_input, vlc_bool_t b_quick );
static void             Error   ( input_thread_t *p_input );
static void             End     ( input_thread_t *p_input );
static void             MainLoop( input_thread_t *p_input );
Laurent Aimar's avatar
Laurent Aimar committed
55 56 57 58

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 );
59

60

61 62
static int  UpdateFromAccess( input_thread_t * );
static int  UpdateFromDemux( input_thread_t * );
63
static int  UpdateMeta( input_thread_t *, vlc_bool_t );
Michel Kaempf's avatar
Michel Kaempf committed
64

65
static void UpdateItemLength( input_thread_t *, int64_t i_length, vlc_bool_t );
66

67
static void DecodeUrl( char * );
68
static void MRLSections( input_thread_t *, char *, int *, int *, int *, int *);
69 70

static input_source_t *InputSourceNew( input_thread_t *);
Laurent Aimar's avatar
 
Laurent Aimar committed
71
static int  InputSourceInit( input_thread_t *, input_source_t *,
72 73
                             char *, char *psz_forced_demux,
                             vlc_bool_t b_quick );
74 75 76 77
static void InputSourceClean( input_thread_t *, input_source_t * );

static void SlaveDemux( input_thread_t *p_input );
static void SlaveSeek( input_thread_t *p_input );
78

79 80
static vlc_meta_t *InputMetaUser( input_thread_t *p_input );

81
/*****************************************************************************
82 83
 * This function creates a new input, and returns a pointer
 * to its description. On error, it returns NULL.
Laurent Aimar's avatar
Laurent Aimar committed
84 85 86 87 88 89 90 91 92 93
 *
 * 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
94
 *  - audio-delay, spu-delay
Laurent Aimar's avatar
Laurent Aimar committed
95 96 97 98
 *  - bookmark
 * * Get only:
 *  - length
 *  - bookmarks
99
 *  - seekable (if you can seek, it doesn't say if 'bar display' has be shown or not, for that check position != 0.0)
Laurent Aimar's avatar
Laurent Aimar committed
100 101 102 103
 * * For intf callback upon changes
 *  - intf-change
 * TODO explain when Callback is called
 * TODO complete this list (?)
104
 *****************************************************************************/
105
static input_thread_t *Create( vlc_object_t *p_parent, input_item_t *p_item,
106
                               char *psz_header, vlc_bool_t b_quick )
Michel Kaempf's avatar
Michel Kaempf committed
107
{
108
    input_thread_t *p_input = NULL;                 /* thread descriptor */
109 110
    vlc_value_t val;
    int i;
111

112
    /* Allocate descriptor */
113
    p_input = vlc_object_create( p_parent, VLC_OBJECT_INPUT );
114
    if( p_input == NULL )
Michel Kaempf's avatar
Michel Kaempf committed
115
    {
116
        msg_Err( p_parent, "out of memory" );
117
        return NULL;
Michel Kaempf's avatar
Michel Kaempf committed
118
    }
119
    p_input->psz_header = psz_header ? strdup( psz_header ) : NULL;
120

Laurent Aimar's avatar
Laurent Aimar committed
121 122 123 124 125 126 127 128
    /* 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;
129
    p_input->i_title_offset = p_input->i_seekpoint_offset = 0;
Laurent Aimar's avatar
Laurent Aimar committed
130 131 132 133
    p_input->i_state = INIT_S;
    p_input->i_rate  = INPUT_RATE_DEFAULT;
    p_input->i_bookmark = 0;
    p_input->bookmark = NULL;
134
    p_input->p_meta  = NULL;
Laurent Aimar's avatar
Laurent Aimar committed
135 136
    p_input->p_es_out = NULL;
    p_input->p_sout  = NULL;
137
    p_input->b_out_pace_control = VLC_FALSE;
Laurent Aimar's avatar
Laurent Aimar committed
138 139 140 141 142 143 144 145 146 147
    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;
148
    p_input->input.i_title_offset = p_input->input.i_seekpoint_offset = 0;
Laurent Aimar's avatar
Laurent Aimar committed
149 150 151 152
    p_input->input.b_can_pace_control = VLC_TRUE;
    p_input->input.b_eof = VLC_FALSE;
    p_input->input.i_cr_average = 0;

zorglub's avatar
zorglub committed
153 154
    stats_ReinitInputStats( p_item->p_stats );

155 156 157 158
    /* No slave */
    p_input->i_slave = 0;
    p_input->slave   = NULL;

Laurent Aimar's avatar
Laurent Aimar committed
159 160 161
    /* Init control buffer */
    vlc_mutex_init( p_input, &p_input->lock_control );
    p_input->i_control = 0;
162

gbazin's avatar
 
gbazin committed
163
    /* Parse input options */
164 165
    vlc_mutex_lock( &p_item->lock );
    for( i = 0; i < p_item->i_options; i++ )
gbazin's avatar
 
gbazin committed
166
    {
167
        var_OptionParse( p_input, p_item->ppsz_options[i] );
gbazin's avatar
 
gbazin committed
168
    }
169
    vlc_mutex_unlock( &p_item->lock );
gbazin's avatar
 
gbazin committed
170

Laurent Aimar's avatar
Laurent Aimar committed
171 172
    /* Create Object Variables for private use only */
    input_ConfigVarInit( p_input );
Michel Kaempf's avatar
Michel Kaempf committed
173

Laurent Aimar's avatar
Laurent Aimar committed
174 175 176
    /* Create Objects variables for public Get and Set */
    input_ControlVarInit( p_input );
    p_input->input.i_cr_average = var_GetInteger( p_input, "cr-average" );
gbazin's avatar
gbazin committed
177

178
    if( !b_quick )
gbazin's avatar
gbazin committed
179
    {
180 181
        var_Get( p_input, "bookmarks", &val );
        if( val.psz_string )
gbazin's avatar
gbazin committed
182
        {
183 184 185 186
            /* 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, '{' ) ) )
gbazin's avatar
gbazin committed
187
            {
188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209
                 seekpoint_t *p_seekpoint = vlc_seekpoint_New();
                 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 = ',';
                 while( (psz_end = strchr( psz_start, ',' ) ) )
                 {
                     *psz_end = 0;
                     if( !strncmp( psz_start, "name=", 5 ) )
                     {
                         p_seekpoint->psz_name = psz_start + 5;
                     }
                     else if( !strncmp( psz_start, "bytes=", 6 ) )
                     {
                         p_seekpoint->i_byte_offset = atoll(psz_start + 6);
                     }
                     else if( !strncmp( psz_start, "time=", 5 ) )
                     {
zorglub's avatar
zorglub committed
210 211
                         p_seekpoint->i_time_offset = atoll(psz_start + 5) *
                                                        1000000;
212 213
                     }
                     psz_start = psz_end + 1;
gbazin's avatar
gbazin committed
214
                }
215 216 217 218 219 220
                msg_Dbg( p_input, "adding bookmark: %s, bytes="I64Fd", time="I64Fd,
                                  p_seekpoint->psz_name, p_seekpoint->i_byte_offset,
                                  p_seekpoint->i_time_offset );
                input_Control( p_input, INPUT_ADD_BOOKMARK, p_seekpoint );
                vlc_seekpoint_Delete( p_seekpoint );
                *psz_parser = backup;
gbazin's avatar
gbazin committed
221
            }
222
            free( val.psz_string );
gbazin's avatar
gbazin committed
223 224 225
        }
    }

226
    /* Remove 'Now playing' info as it is probably outdated */
227 228
    input_Control( p_input, INPUT_DEL_INFO, _(VLC_META_INFO_CAT),
                   VLC_META_NOW_PLAYING );     /* ? Don't translate as it might has been copied ? */
229 230 231 232 233 234 235 236 237 238 239 240 241 242

    return p_input;
}

/**
 * Initialize an input thread and run it. You will need to monitor the thread to clean
 * up after it is done
 *
 * \param p_parent a vlc_object
 * \param p_item an input item
 * \return a pointer to the spawned input thread
 */
input_thread_t *__input_CreateThread( vlc_object_t *p_parent,
                                      input_item_t *p_item )
243
{
244
    return __input_CreateThread2( p_parent, p_item, NULL );
245 246
}

247

248 249 250 251
/* Gruik ! */
input_thread_t *__input_CreateThread2( vlc_object_t *p_parent,
                                       input_item_t *p_item,
                                       char *psz_header )
252
{
253
    input_thread_t *p_input = NULL;      /* thread descriptor */
254

255
    p_input = Create( p_parent, p_item, psz_header, VLC_FALSE );
Laurent Aimar's avatar
Laurent Aimar committed
256
    /* Now we can attach our new input */
257
    vlc_object_attach( p_input, p_parent );
Sam Hocevar's avatar
 
Sam Hocevar committed
258

Sam Hocevar's avatar
Sam Hocevar committed
259
    /* Create thread and wait for its readiness. */
Laurent Aimar's avatar
Laurent Aimar committed
260
    if( vlc_thread_create( p_input, "input", Run,
261
                            VLC_THREAD_PRIORITY_INPUT, VLC_TRUE ) )
Michel Kaempf's avatar
Michel Kaempf committed
262
    {
263
        msg_Err( p_input, "cannot create input thread" );
Laurent Aimar's avatar
Laurent Aimar committed
264 265
        vlc_object_detach( p_input );
        vlc_object_destroy( p_input );
266
        return NULL;
Michel Kaempf's avatar
Michel Kaempf committed
267
    }
268

269
    return p_input;
Michel Kaempf's avatar
Michel Kaempf committed
270 271
}

272 273 274 275 276 277 278 279

/**
 * Initialize an input thread and run it. This thread will clean after himself,
 * you can forget about it. It can work either in blocking or non-blocking mode
 *
 * \param p_parent a vlc_object
 * \param p_item an input item
 * \param b_block should we block until read is finished ?
zorglub's avatar
zorglub committed
280
 * \return the input object id if non blocking, an error code else
281
 */
282
int __input_Read( vlc_object_t *p_parent, input_item_t *p_item,
283
                   vlc_bool_t b_block )
284
{
285
    input_thread_t *p_input = NULL;         /* thread descriptor */
286

287
    p_input = Create( p_parent, p_item, NULL, VLC_FALSE );
288 289 290 291
    /* Now we can attach our new input */
    vlc_object_attach( p_input, p_parent );

    if( b_block )
292
    {
293
        RunAndClean( p_input );
zorglub's avatar
zorglub committed
294
        return VLC_SUCCESS;
295
    }
296
    else
297
    {
298 299 300 301 302 303
        if( vlc_thread_create( p_input, "input", RunAndClean,
                               VLC_THREAD_PRIORITY_INPUT, VLC_TRUE ) )
        {
            msg_Err( p_input, "cannot create input thread" );
            vlc_object_detach( p_input );
            vlc_object_destroy( p_input );
zorglub's avatar
zorglub committed
304
            return VLC_EGENERIC;
305
        }
306
    }
307
    return p_input->i_object_id;
308
}
309

310 311 312 313 314 315 316 317 318 319
/**
 * Initialize an input and initialize it to preparse the item
 * This function is blocking. It will only accept to parse files
 *
 * \param p_parent a vlc_object_t
 * \param p_item an input item
 * \return VLC_SUCCESS or an error
 */
int __input_Preparse( vlc_object_t *p_parent, input_item_t *p_item )
{
320
    input_thread_t *p_input = NULL;           /* thread descriptor */
321

322
    /* Allocate descriptor */
323
    p_input = Create( p_parent, p_item, NULL, VLC_TRUE );
324 325
    p_input->i_flags |= OBJECT_FLAGS_NODBG;
    p_input->i_flags |= OBJECT_FLAGS_NOINTERACT;
326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346

    /* Now we can attach our new input */
    vlc_object_attach( p_input, p_parent );

    Init( p_input, VLC_TRUE );

    /* Clean up master */
    InputSourceClean( p_input, &p_input->input );

    /* Unload all modules */
    if( p_input->p_es_out ) input_EsOutDelete( p_input->p_es_out );

    /* Delete meta */
    if( p_input->p_meta ) vlc_meta_Delete( p_input->p_meta );

    vlc_object_detach( p_input );
    vlc_object_destroy( p_input );

    return VLC_SUCCESS;
}

347 348 349 350 351
/**
 * Request a running input thread to stop and die
 *
 * \param the input thread to stop
 */
Sam Hocevar's avatar
Sam Hocevar committed
352
void input_StopThread( input_thread_t *p_input )
Michel Kaempf's avatar
Michel Kaempf committed
353
{
Laurent Aimar's avatar
Laurent Aimar committed
354 355
    vlc_list_t *p_list;
    int i;
356

Laurent Aimar's avatar
Laurent Aimar committed
357 358
    /* Set die for input */
    p_input->b_die = VLC_TRUE;
359

Laurent Aimar's avatar
Laurent Aimar committed
360 361
    /* We cannot touch p_input fields directly (we can from another thread),
     * so use the vlc_object_find way, it's perfectly safe */
362

Laurent Aimar's avatar
Laurent Aimar committed
363 364 365
    /* 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++ )
366
    {
Laurent Aimar's avatar
Laurent Aimar committed
367
        p_list->p_values[i].p_object->b_die = VLC_TRUE;
368
    }
Laurent Aimar's avatar
Laurent Aimar committed
369
    vlc_list_release( p_list );
370

Laurent Aimar's avatar
Laurent Aimar committed
371 372 373
    /* 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++ )
374
    {
Laurent Aimar's avatar
Laurent Aimar committed
375
        p_list->p_values[i].p_object->b_die = VLC_TRUE;
376
    }
Laurent Aimar's avatar
Laurent Aimar committed
377
    vlc_list_release( p_list );
378

Laurent Aimar's avatar
Laurent Aimar committed
379 380 381 382 383 384 385
    /* 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 );
Michel Kaempf's avatar
Michel Kaempf committed
386

Laurent Aimar's avatar
Laurent Aimar committed
387
    input_ControlPush( p_input, INPUT_CONTROL_SET_DIE, NULL );
Sam Hocevar's avatar
 
Sam Hocevar committed
388 389
}

390 391 392 393 394 395
/**
 * Clean up a dead input thread
 * This function does not return until the thread is effectively cancelled.
 *
 * \param the input thread to kill
 */
Sam Hocevar's avatar
 
Sam Hocevar committed
396 397 398
void input_DestroyThread( input_thread_t *p_input )
{
    /* Join the thread */
399
    vlc_thread_join( p_input );
Sam Hocevar's avatar
 
Sam Hocevar committed
400

Laurent Aimar's avatar
Laurent Aimar committed
401 402 403 404 405
    /* 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 */
Michel Kaempf's avatar
Michel Kaempf committed
406 407
}

408
/*****************************************************************************
Laurent Aimar's avatar
Laurent Aimar committed
409
 * Run: main thread loop
410 411
 * This is the "normal" thread that spawns the input processing chain,
 * reads the stream, cleans up and waits
412
 *****************************************************************************/
Laurent Aimar's avatar
Laurent Aimar committed
413
static int Run( input_thread_t *p_input )
Michel Kaempf's avatar
Michel Kaempf committed
414
{
Laurent Aimar's avatar
Laurent Aimar committed
415
    /* Signal that the thread is launched */
Sam Hocevar's avatar
Sam Hocevar committed
416 417
    vlc_thread_ready( p_input );

418
    if( Init( p_input, VLC_FALSE ) )
Sam Hocevar's avatar
 
Sam Hocevar committed
419 420
    {
        /* If we failed, wait before we are killed, and exit */
Laurent Aimar's avatar
Laurent Aimar committed
421
        p_input->b_error = VLC_TRUE;
422

Laurent Aimar's avatar
Laurent Aimar committed
423
        Error( p_input );
424 425

        /* Tell we're dead */
Laurent Aimar's avatar
Laurent Aimar committed
426
        p_input->b_dead = VLC_TRUE;
427

Sam Hocevar's avatar
 
Sam Hocevar committed
428
        return 0;
Sam Hocevar's avatar
 
Sam Hocevar committed
429
    }
Michel Kaempf's avatar
Michel Kaempf committed
430

431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512
    MainLoop( p_input );

    if( !p_input->b_eof && !p_input->b_error && p_input->input.b_eof )
    {
        /* We have finish to demux data but not to play them */
        while( !p_input->b_die )
        {
            if( input_EsOutDecodersEmpty( p_input->p_es_out ) )
                break;

            msg_Dbg( p_input, "waiting decoder fifos to empty" );

            msleep( INPUT_IDLE_SLEEP );
        }

        /* We have finished */
        p_input->b_eof = VLC_TRUE;
    }

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

    /* Clean up */
    End( p_input );

    return 0;
}

/*****************************************************************************
 * RunAndClean: main thread loop
 * This is the "just forget me" thread that spawns the input processing chain,
 * reads the stream, cleans up and releases memory
 *****************************************************************************/
static int RunAndClean( input_thread_t *p_input )
{
    /* Signal that the thread is launched */
    vlc_thread_ready( p_input );

    if( Init( p_input, VLC_FALSE ) )
    {
        /* If we failed, just exit */
        return 0;
    }

    MainLoop( p_input );

    if( !p_input->b_eof && !p_input->b_error && p_input->input.b_eof )
    {
        /* We have finish to demux data but not to play them */
        while( !p_input->b_die )
        {
            if( input_EsOutDecodersEmpty( p_input->p_es_out ) )
                break;

            msg_Dbg( p_input, "waiting decoder fifos to empty" );

            msleep( INPUT_IDLE_SLEEP );
        }
        /* We have finished */
        p_input->b_eof = VLC_TRUE;
    }

    /* Clean up */
    End( p_input );

    /* Release memory */
    vlc_object_detach( p_input );
    vlc_object_destroy( p_input );

    return 0;
}


/*****************************************************************************
 * Main loop: Fill buffers from access, and demux
 *****************************************************************************/
static void MainLoop( input_thread_t *p_input )
{
    int64_t i_intf_update = 0;
513
    while( !p_input->b_die && !p_input->b_error && !p_input->input.b_eof )
Sam Hocevar's avatar
 
Sam Hocevar committed
514
    {
Laurent Aimar's avatar
Laurent Aimar committed
515 516 517 518
        vlc_bool_t b_force_update = VLC_FALSE;
        int i_ret;
        int i_type;
        vlc_value_t val;
519

Laurent Aimar's avatar
Laurent Aimar committed
520 521
        /* Do the read */
        if( p_input->i_state != PAUSE_S  )
522
        {
Laurent Aimar's avatar
Laurent Aimar committed
523 524 525 526
            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 */
527

Laurent Aimar's avatar
Laurent Aimar committed
528 529 530 531 532 533
            if( i_ret > 0 )
            {
                /* TODO */
                if( p_input->input.b_title_demux &&
                    p_input->input.p_demux->info.i_update )
                {
534
                    i_ret = UpdateFromDemux( p_input );
Laurent Aimar's avatar
Laurent Aimar committed
535 536 537 538 539 540
                    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 )
                {
541
                    i_ret = UpdateFromAccess( p_input );
Laurent Aimar's avatar
Laurent Aimar committed
542 543 544
                    b_force_update = VLC_TRUE;
                }
            }
545 546

            if( i_ret == 0 )    /* EOF */
Laurent Aimar's avatar
Laurent Aimar committed
547 548
            {
                vlc_value_t repeat;
549

Laurent Aimar's avatar
Laurent Aimar committed
550 551 552 553 554 555 556 557 558
                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->input.b_eof = VLC_TRUE;
                }
                else
559
                {
gbazin's avatar
gbazin committed
560 561
                    msg_Dbg( p_input, "repeating the same input (%d)",
                             repeat.i_int );
Laurent Aimar's avatar
Laurent Aimar committed
562 563 564 565 566
                    if( repeat.i_int > 0 )
                    {
                        repeat.i_int--;
                        var_Set( p_input, "input-repeat", repeat );
                    }
567

568 569 570 571 572 573 574 575 576 577 578 579 580 581 582
                    /* Seek to start title/seekpoint */
                    val.i_int = p_input->input.i_title_start -
                        p_input->input.i_title_offset;
                    if( val.i_int < 0 || val.i_int >= p_input->input.i_title )
                        val.i_int = 0;
                    input_ControlPush( p_input,
                                       INPUT_CONTROL_SET_TITLE, &val );

                    val.i_int = p_input->input.i_seekpoint_start -
                        p_input->input.i_seekpoint_offset;
                    if( val.i_int > 0 /* TODO: check upper boundary */ )
                        input_ControlPush( p_input,
                                           INPUT_CONTROL_SET_SEEKPOINT, &val );

                    /* Seek to start position */
Laurent Aimar's avatar
Laurent Aimar committed
583 584 585 586 587 588 589 590 591 592 593 594
                    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 );
                    }
595 596
                }
            }
Laurent Aimar's avatar
Laurent Aimar committed
597 598 599 600
            else if( i_ret < 0 )
            {
                p_input->b_error = VLC_TRUE;
            }
601 602 603 604 605

            if( i_ret > 0 && p_input->i_slave > 0 )
            {
                SlaveDemux( p_input );
            }
606
        }
Laurent Aimar's avatar
Laurent Aimar committed
607
        else
608
        {
Laurent Aimar's avatar
Laurent Aimar committed
609 610 611
            /* Small wait */
            msleep( 10*1000 );
        }
612

Laurent Aimar's avatar
Laurent Aimar committed
613 614 615 616 617 618 619 620 621 622
        /* 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 );
623

624
        if( b_force_update || i_intf_update < mdate() )
Laurent Aimar's avatar
Laurent Aimar committed
625 626 627 628 629
        {
            vlc_value_t val;
            double f_pos;
            int64_t i_time, i_length;
            /* update input status variables */
gbazin's avatar
gbazin committed
630 631
            if( !demux2_Control( p_input->input.p_demux,
                                 DEMUX_GET_POSITION, &f_pos ) )
Laurent Aimar's avatar
Laurent Aimar committed
632 633 634 635
            {
                val.f_float = (float)f_pos;
                var_Change( p_input, "position", VLC_VAR_SETVALUE, &val, NULL );
            }
gbazin's avatar
gbazin committed
636 637
            if( !demux2_Control( p_input->input.p_demux,
                                 DEMUX_GET_TIME, &i_time ) )
Laurent Aimar's avatar
Laurent Aimar committed
638 639 640 641 642
            {
                p_input->i_time = i_time;
                val.i_time = i_time;
                var_Change( p_input, "time", VLC_VAR_SETVALUE, &val, NULL );
            }
gbazin's avatar
gbazin committed
643 644
            if( !demux2_Control( p_input->input.p_demux,
                                 DEMUX_GET_LENGTH, &i_length ) )
Laurent Aimar's avatar
Laurent Aimar committed
645 646 647 648 649
            {
                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 );
650

Laurent Aimar's avatar
Laurent Aimar committed
651
                if( old_val.i_time != val.i_time )
652
                {
653
                    UpdateItemLength( p_input, i_length, VLC_TRUE );
654 655
                }
            }
Laurent Aimar's avatar
Laurent Aimar committed
656 657 658

            var_SetBool( p_input, "intf-change", VLC_TRUE );
            i_intf_update = mdate() + I64C(150000);
659
        }
Laurent Aimar's avatar
Laurent Aimar committed
660
    }
661 662
}

663 664

static int Init( input_thread_t * p_input, vlc_bool_t b_quick )
Michel Kaempf's avatar
Michel Kaempf committed
665
{
Laurent Aimar's avatar
Laurent Aimar committed
666
    char *psz;
Laurent Aimar's avatar
 
Laurent Aimar committed
667
    char *psz_subtitle;
Laurent Aimar's avatar
Laurent Aimar committed
668
    vlc_value_t val;
Laurent Aimar's avatar
 
Laurent Aimar committed
669
    double f_fps;
670
    vlc_meta_t *p_meta, *p_meta_tmp;
671
    int i_es_out_mode;
zorglub's avatar
zorglub committed
672
    int i, i_delay;
673

674 675 676 677 678 679 680
    /* Initialize optional stream output. (before access/demuxer)
     * XXX: we add a special case if the uri starts by vlc.
     * else 'vlc in.file --sout "" vlc:quit'  cannot work (the output will
     * be destroyed in case of a file).
     * (this will break playing of file starting by 'vlc:' but I don't
     * want to add more logic, just force file by file:// or code it ;)
     */
681
    if( !b_quick )
682
    {
zorglub's avatar
zorglub committed
683
        /* Prepare statistics */
684
        counter_t *p_counter;
685 686 687 688 689 690 691 692 693 694 695
        stats_Create( p_input, "read_bytes", STATS_READ_BYTES,
                      VLC_VAR_INTEGER, STATS_COUNTER );
        stats_Create( p_input, "read_packets", STATS_READ_PACKETS,
                      VLC_VAR_INTEGER, STATS_COUNTER );
        stats_Create( p_input, "demux_read", STATS_DEMUX_READ,
                      VLC_VAR_INTEGER, STATS_COUNTER );
        stats_Create( p_input, "input_bitrate", STATS_INPUT_BITRATE,
                      VLC_VAR_FLOAT, STATS_DERIVATIVE );
        stats_Create( p_input, "demux_bitrate", STATS_DEMUX_BITRATE,
                      VLC_VAR_FLOAT,  STATS_DERIVATIVE );

696
        p_counter = stats_CounterGet( p_input, p_input->i_object_id,
697
                                      STATS_INPUT_BITRATE );
698
        if( p_counter ) p_counter->update_interval = 1000000;
699
        p_counter = stats_CounterGet( p_input, p_input->i_object_id,
700
                                      STATS_DEMUX_BITRATE );
701
        if( p_counter ) p_counter->update_interval = 1000000;
702

703 704 705 706
        stats_Create( p_input, "played_abuffers", STATS_PLAYED_ABUFFERS,
                      VLC_VAR_INTEGER, STATS_COUNTER );
        stats_Create( p_input, "lost_abuffers", STATS_LOST_ABUFFERS,
                      VLC_VAR_INTEGER, STATS_COUNTER );
zorglub's avatar
zorglub committed
707 708

        /* handle sout */
709
        psz = var_GetString( p_input, "sout" );
710
        if( *psz && strncasecmp( p_input->input.p_item->psz_uri, "vlc:", 4 ) )
711
        {
712 713 714
            p_input->p_sout = sout_NewInstance( p_input, psz );
            if( p_input->p_sout == NULL )
            {
gbazin's avatar
gbazin committed
715
                msg_Err( p_input, "cannot start stream output instance, " \
716 717 718 719
                                  "aborting" );
                free( psz );
                return VLC_EGENERIC;
            }
720
        }
721
        free( psz );
722
    }
Christophe Massiot's avatar
Christophe Massiot committed
723

Laurent Aimar's avatar
Laurent Aimar committed
724
    /* Create es out */
725
    p_input->p_es_out = input_EsOutNew( p_input );
726 727
    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 );
728

729
    if( InputSourceInit( p_input, &p_input->input,
730
                         p_input->input.p_item->psz_uri, NULL, b_quick ) )
731
    {
732
        goto error;
Laurent Aimar's avatar
Laurent Aimar committed
733
    }
734

735
    /* Create global title (from master) */
736
    if( !b_quick )
737
    {
738 739 740 741 742 743 744 745 746 747
        p_input->i_title = p_input->input.i_title;
        p_input->title   = p_input->input.title;
        p_input->i_title_offset = p_input->input.i_title_offset;
        p_input->i_seekpoint_offset = p_input->input.i_seekpoint_offset;
        if( p_input->i_title > 0 )
        {
            /* Setup variables */
            input_ControlVarNavigation( p_input );
            input_ControlVarTitle( p_input, 0 );
        }
748

749 750 751
        /* 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;
Laurent Aimar's avatar
Laurent Aimar committed
752

753
        /* Fix pts delay */
754 755
        if( p_input->i_pts_delay < 0 )
            p_input->i_pts_delay = 0;
756

757 758 759 760
        /* If the desynchronisation requested by the user is < 0, we need to
         * cache more data. */
        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
761

762 763 764
        /* Update cr_average depending on the caching */
        p_input->input.i_cr_average *= (10 * p_input->i_pts_delay / 200000);
        p_input->input.i_cr_average /= 10;
765
        if( p_input->input.i_cr_average < 10 ) p_input->input.i_cr_average = 10;
766
    }
767

768
    /* Load master infos */
Laurent Aimar's avatar
Laurent Aimar committed
769
    /* Init length */
gbazin's avatar
gbazin committed
770 771
    if( !demux2_Control( p_input->input.p_demux, DEMUX_GET_LENGTH,
                         &val.i_time ) && val.i_time > 0 )
Laurent Aimar's avatar
Laurent Aimar committed
772 773
    {
        var_Change( p_input, "length", VLC_VAR_SETVALUE, &val, NULL );
774
        UpdateItemLength( p_input, val.i_time, b_quick );
zorglub's avatar
zorglub committed
775
        p_input->input.p_item->i_duration = val.i_time;
Laurent Aimar's avatar
Laurent Aimar committed
776
    }
777 778

    /* Start title/chapter */
779
    if( !b_quick )
Laurent Aimar's avatar
Laurent Aimar committed
780
    {
781 782 783 784 785 786 787 788 789 790 791 792 793 794 795 796 797
        val.i_int = p_input->input.i_title_start -
                    p_input->input.i_title_offset;
        if( val.i_int > 0 && val.i_int < p_input->input.i_title )
            input_ControlPush( p_input, INPUT_CONTROL_SET_TITLE, &val );
        val.i_int = p_input->input.i_seekpoint_start -
                    p_input->input.i_seekpoint_offset;
        if( val.i_int > 0 /* TODO: check upper boundary */ )
            input_ControlPush( p_input, INPUT_CONTROL_SET_SEEKPOINT, &val );

        /* 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 )
798
        {
799 800 801 802 803 804 805
            if( p_input->i_start >= val.i_time )
            {
                msg_Warn( p_input, "invalid start-time ignored" );
            }
            else
            {
                vlc_value_t s;
Laurent Aimar's avatar
Laurent Aimar committed
806

zorglub's avatar
zorglub committed
807
                msg_Dbg( p_input, "starting at time: %ds",
808
                                  (int)( p_input->i_start / I64C(1000000) ) );
Laurent Aimar's avatar
Laurent Aimar committed
809

810 811 812
                s.i_time = p_input->i_start;
                input_ControlPush( p_input, INPUT_CONTROL_SET_TIME, &s );
            }
813
        }
814
        if( p_input->i_stop > 0 && p_input->i_stop <= p_input->i_start )
Laurent Aimar's avatar
 
Laurent Aimar committed
815
        {
816 817
            msg_Warn( p_input, "invalid stop-time ignored" );
            p_input->i_stop = 0;
Laurent Aimar's avatar
 
Laurent Aimar committed
818 819
        }

zorglub's avatar
zorglub committed
820

821 822 823 824 825 826
        /* Load subtitles */
        /* Get fps and set it if not already set */
        if( !demux2_Control( p_input->input.p_demux, DEMUX_GET_FPS, &f_fps ) &&
            f_fps > 1.0 )
        {
            float f_requested_fps;
zorglub's avatar
zorglub committed
827

828 829
            var_Create( p_input, "sub-original-fps", VLC_VAR_FLOAT );
            var_SetFloat( p_input, "sub-original-fps", f_fps );
zorglub's avatar
zorglub committed
830

831 832 833 834 835 836 837 838
            f_requested_fps = var_CreateGetFloat( p_input, "sub-fps" );
            if( f_requested_fps != f_fps )
            {
                var_Create( p_input, "sub-fps", VLC_VAR_FLOAT|
                                                VLC_VAR_DOINHERIT );
                var_SetFloat( p_input, "sub-fps", f_requested_fps );
            }
        }
Laurent Aimar's avatar
 
Laurent Aimar committed
839

840 841 842 843 844
        i_delay = var_CreateGetInteger( p_input, "sub-delay" );
        if( i_delay != 0 )
        {
            var_SetTime( p_input, "spu-delay", (mtime_t)i_delay * 100000 );
        }
Laurent Aimar's avatar
 
Laurent Aimar committed
845 846


847 848 849
        /* Look for and add subtitle files */
        psz_subtitle = var_GetString( p_input, "sub-file" );
        if( *psz_subtitle )
Laurent Aimar's avatar
 
Laurent Aimar committed
850
        {
851 852 853 854 855
            input_source_t *sub;
            vlc_value_t count;
            vlc_value_t list;

            msg_Dbg( p_input, "forced subtitle: %s", psz_subtitle );
Laurent Aimar's avatar
 
Laurent Aimar committed
856

857 858 859 860 861 862
            var_Change( p_input, "spu-es", VLC_VAR_CHOICESCOUNT, &count, NULL );

            /* */
            sub = InputSourceNew( p_input );
            if( !InputSourceInit( p_input, sub, psz_subtitle, "subtitle",
                                  VLC_FALSE ) )
Laurent Aimar's avatar
 
Laurent Aimar committed
863
            {
864
                TAB_APPEND( p_input->i_slave, p_input->slave, sub );
Laurent Aimar's avatar
 
Laurent Aimar committed
865

866 867 868
                /* Select the ES */
                if( !var_Change( p_input, "spu-es", VLC_VAR_GETLIST, &list,
                                 NULL ) )
Laurent Aimar's avatar
 
Laurent Aimar committed
869
                {
870 871 872 873 874 875 876 877 878 879 880
                    if( count.i_int == 0 )
                        count.i_int++;
                        /* if it was first one, there is disable too */

                    if( count.i_int < list.p_list->i_count )
                    {
                        input_ControlPush( p_input, INPUT_CONTROL_SET_ES,
                                          &list.p_list->p_values[count.i_int] );
                    }
                    var_Change( p_input, "spu-es", VLC_VAR_FREELIST, &list,
                                NULL );
Laurent Aimar's avatar
 
Laurent Aimar committed
881 882 883
                }
            }
        }
884

885 886
        var_Get( p_input, "sub-autodetect-file", &val );
        if( val.b_bool )
Laurent Aimar's avatar
 
Laurent Aimar committed
887
        {
888
            char *psz_autopath = var_GetString( p_input, "sub-autodetect-path" );
889 890 891 892
            char **subs = subtitles_Detect( p_input, psz_autopath,
                                            p_input->input.p_item->psz_uri );
            input_source_t *sub;

893
            for( i = 0; subs && subs[i]; i++ )
Laurent Aimar's avatar
 
Laurent Aimar committed
894
            {
895
                if( strcmp( psz_subtitle, subs[i] ) )
Laurent Aimar's avatar
 
Laurent Aimar committed
896
                {
897 898 899 900 901 902
                    sub = InputSourceNew( p_input );
                    if( !InputSourceInit( p_input, sub, subs[i], "subtitle",
                                          VLC_FALSE ) )
                    {
                         TAB_APPEND( p_input->i_slave, p_input->slave, sub );
                    }
Laurent Aimar's avatar
 
Laurent Aimar committed
903