vlc_input.h 26.1 KB
Newer Older
Laurent Aimar's avatar
Laurent Aimar committed
1
/*****************************************************************************
2
 * vlc_input.h: Core input structures
Laurent Aimar's avatar
Laurent Aimar committed
3
 *****************************************************************************
4
 * Copyright (C) 1999-2006 the VideoLAN team
5
 * $Id$
Laurent Aimar's avatar
Laurent Aimar committed
6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21
 *
 * Authors: Christophe Massiot <massiot@via.ecp.fr>
 *          Laurent Aimar <fenrir@via.ecp.fr>
 *
 * 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.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
Antoine Cellerier's avatar
Antoine Cellerier committed
22
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
Laurent Aimar's avatar
Laurent Aimar committed
23 24
 *****************************************************************************/

Clément Stenac's avatar
Clément Stenac committed
25 26 27 28
#if !defined( __LIBVLC__ )
  #error You are not libvlc or one of its plugins. You cannot include this file
#endif

Rafaël Carré's avatar
Rafaël Carré committed
29 30 31 32 33
#ifndef __USE_GNU
#define __USE_GNU
#endif
#include <string.h>                                     /* strcasestr() */

Laurent Aimar's avatar
Laurent Aimar committed
34 35 36 37
/* __ is need because conflict with <vlc/input.h> */
#ifndef _VLC__INPUT_H
#define _VLC__INPUT_H 1

38
#include <vlc_es.h>
39
#include <vlc_meta.h>
Laurent Aimar's avatar
Laurent Aimar committed
40
#include <vlc_epg.h>
41
#include <vlc_events.h>
42 43 44

struct vlc_meta_t;

Laurent Aimar's avatar
Laurent Aimar committed
45
/*****************************************************************************
46
 * input_item_t: Describes an input and is used to spawn input_thread_t objects
Laurent Aimar's avatar
Laurent Aimar committed
47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62
 *****************************************************************************/
struct info_t
{
    char *psz_name;            /**< Name of this info */
    char *psz_value;           /**< Value of the info */
};

struct info_category_t
{
    char   *psz_name;      /**< Name of this category */
    int    i_infos;        /**< Number of infos in the category */
    struct info_t **pp_infos;     /**< Pointer to an array of infos */
};

struct input_item_t
{
63 64 65
    VLC_GC_MEMBERS
    int        i_id;                 /**< Identifier of the item */

Laurent Aimar's avatar
Laurent Aimar committed
66 67
    char       *psz_name;            /**< text describing this item */
    char       *psz_uri;             /**< mrl of this item */
68
    vlc_bool_t  b_fixed_name;        /**< Can the interface change the name ?*/
Laurent Aimar's avatar
Laurent Aimar committed
69 70 71 72

    int        i_options;            /**< Number of input options */
    char       **ppsz_options;       /**< Array of input options */

73
    mtime_t    i_duration;           /**< Duration in milliseconds*/
Laurent Aimar's avatar
Laurent Aimar committed
74

75
    uint8_t    i_type;               /**< Type (file, disc, ...) */
76
    vlc_bool_t b_prefers_tree;      /**< Do we prefer being displayed as tree*/
77

Laurent Aimar's avatar
Laurent Aimar committed
78 79 80
    int        i_categories;         /**< Number of info categories */
    info_category_t **pp_categories; /**< Pointer to the first info category */

81
    int         i_es;                /**< Number of es format descriptions */
82
    es_format_t **es;                /**< Es formats */
Clément Stenac's avatar
Clément Stenac committed
83

Clément Stenac's avatar
Clément Stenac committed
84
    input_stats_t *p_stats;          /**< Statistics */
85 86 87
    int           i_nb_played;       /**< Number of times played */

    vlc_meta_t *p_meta;
88 89 90

    vlc_event_manager_t event_manager;

91
    vlc_mutex_t lock;                 /**< Lock for the item */
Laurent Aimar's avatar
Laurent Aimar committed
92 93
};

94
#define ITEM_TYPE_UNKNOWN       0
Clément Stenac's avatar
Clément Stenac committed
95 96 97 98 99 100 101 102 103
#define ITEM_TYPE_AFILE         1
#define ITEM_TYPE_VFILE         2
#define ITEM_TYPE_DIRECTORY     3
#define ITEM_TYPE_DISC          4
#define ITEM_TYPE_CDDA          5
#define ITEM_TYPE_CARD          6
#define ITEM_TYPE_NET           7
#define ITEM_TYPE_PLAYLIST      8
#define ITEM_TYPE_NODE          9
Clément Stenac's avatar
Clément Stenac committed
104
#define ITEM_TYPE_NUMBER        10
105

106
static inline void input_ItemInit( vlc_object_t *p_o, input_item_t *p_i )
107 108
{
    memset( p_i, 0, sizeof(input_item_t) );
109 110 111 112 113 114
    p_i->psz_name = NULL;
    p_i->psz_uri = NULL;
    TAB_INIT( p_i->i_es, p_i->es );
    TAB_INIT( p_i->i_options, p_i->ppsz_options );
    TAB_INIT( p_i->i_categories, p_i->pp_categories );

115
    p_i->i_type = ITEM_TYPE_UNKNOWN;
Clément Stenac's avatar
Clément Stenac committed
116
    p_i->b_fixed_name = VLC_TRUE;
Clément Stenac's avatar
Clément Stenac committed
117

118
    p_i->p_stats = NULL;
119
    p_i->p_meta = NULL;
Clément Stenac's avatar
Clément Stenac committed
120

121
    vlc_mutex_init( p_o, &p_i->lock );
122
    vlc_event_manager_init( &p_i->event_manager, p_i, p_o );
123 124
    vlc_event_manager_register_event_type( &p_i->event_manager,
        vlc_InputItemMetaChanged );
125 126
    vlc_event_manager_register_event_type( &p_i->event_manager,
        vlc_InputItemSubItemAdded );
127 128
}

129 130
static inline void input_ItemCopyOptions( input_item_t *p_parent,
                                          input_item_t *p_child )
131 132 133 134 135
{
    int i;
    for( i = 0 ; i< p_parent->i_options; i++ )
    {
        char *psz_option= strdup( p_parent->ppsz_options[i] );
Clément Stenac's avatar
Clément Stenac committed
136 137 138 139 140
        p_child->i_options++;
        p_child->ppsz_options = (char **)realloc( p_child->ppsz_options,
                                                  p_child->i_options *
                                                  sizeof( char * ) );
        p_child->ppsz_options[p_child->i_options-1] = psz_option;
141 142 143
    }
}

144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166
static inline void input_ItemSetName( input_item_t *p_item, const char *psz_name )
{
    if( p_item->psz_name ) free( p_item->psz_name );
    p_item->psz_name = strdup( psz_name );
}

/* This won't hold the item, but can tell to interested third parties
 * Like the playlist, that there is a new sub item. With this design
 * It is not the input item's responsability to keep all the ref of
 * the input item children. */
static inline void input_ItemAddSubItem( input_item_t *p_parent,
                                         input_item_t *p_child )
{
    vlc_event_t event;

    p_parent->i_type = ITEM_TYPE_PLAYLIST;

    /* Notify interested third parties */
    event.type = vlc_InputItemSubItemAdded;
    event.u.input_item_subitem_added.p_new_child = p_child;
    vlc_event_send( &p_parent->event_manager, &event );
}

167 168
VLC_EXPORT( void, input_ItemAddOption,( input_item_t *, const char * ) );
VLC_EXPORT( void, input_ItemAddOptionNoDup,( input_item_t *, const char * ) );
169

170
static inline void input_ItemClean( input_item_t *p_i )
171
{
172 173
    int i;

174 175
    vlc_event_manager_fini( &p_i->event_manager );

176 177 178 179 180 181 182
    free( p_i->psz_name );
    free( p_i->psz_uri );
    if( p_i->p_stats )
    {
        vlc_mutex_destroy( &p_i->p_stats->lock );
        free( p_i->p_stats );
    }
183

184 185
    if( p_i->p_meta )
        vlc_meta_Delete( p_i->p_meta );
186

187
    for( i = 0; i < p_i->i_options; i++ )
188
    {
189 190
        if( p_i->ppsz_options[i] )
            free( p_i->ppsz_options[i] );
191
    }
192
    TAB_CLEAN( p_i->i_options, p_i->ppsz_options );
193

194
    for( i = 0; i < p_i->i_es; i++ )
195
    {
196 197
        es_format_Clean( p_i->es[i] );
        free( p_i->es[i] );
198
    }
199
    TAB_CLEAN( p_i->i_es, p_i->es );
200

201
    for( i = 0; i < p_i->i_categories; i++ )
202
    {
203 204
        info_category_t *p_category = p_i->pp_categories[i];
        int j;
205

206
        for( j = 0; j < p_category->i_infos; j++ )
207
        {
208
            struct info_t *p_info = p_category->pp_infos[j];
209

210 211 212 213 214
            if( p_info->psz_name )
                free( p_info->psz_name);
            if( p_info->psz_value )
                free( p_info->psz_value );
            free( p_info );
215
        }
216
        TAB_CLEAN( p_category->i_infos, p_category->pp_infos );
217 218 219 220

        if( p_category->psz_name ) free( p_category->psz_name );
        free( p_category );
    }
221
    TAB_CLEAN( p_i->i_categories, p_i->pp_categories );
222 223 224

    vlc_mutex_destroy( &p_i->lock );
}
Laurent Aimar's avatar
Laurent Aimar committed
225

226 227
static inline void input_item_SetMeta( input_item_t *p_i, vlc_meta_type_t meta_type, const char *psz_val )
{
228
    vlc_event_t event;
229

Rafaël Carré's avatar
Rafaël Carré committed
230
    vlc_mutex_lock( &p_i->lock );
231 232 233
    if( !p_i->p_meta )
        p_i->p_meta = vlc_meta_New();
    vlc_meta_Set( p_i->p_meta, meta_type, psz_val );
Rafaël Carré's avatar
Rafaël Carré committed
234
    vlc_mutex_unlock( &p_i->lock ); 
235 236 237 238 239

    /* Notify interested third parties */
    event.type = vlc_InputItemMetaChanged;
    event.u.input_item_meta_changed.meta_type = meta_type;
    vlc_event_send( &p_i->event_manager, &event );
240 241
}

242 243
static inline vlc_bool_t input_item_MetaMatch( input_item_t *p_i, vlc_meta_type_t meta_type, const char *psz )
{
Rafaël Carré's avatar
Rafaël Carré committed
244
    vlc_mutex_lock( &p_i->lock );
245 246
    const char * meta = vlc_meta_Get( p_i->p_meta, meta_type );
    vlc_bool_t ret = meta && strcasestr( meta, psz );
Rafaël Carré's avatar
Rafaël Carré committed
247
    vlc_mutex_unlock( &p_i->lock );
248 249 250 251

    return ret;
}

252
static inline char * input_item_GetMeta( input_item_t *p_i, vlc_meta_type_t meta_type )
253
{
254
    char * psz = NULL;
Rafaël Carré's avatar
Rafaël Carré committed
255
    vlc_mutex_lock( &p_i->lock );
256

257
    if( !p_i->p_meta )
258
    {
Rafaël Carré's avatar
Rafaël Carré committed
259
        vlc_mutex_unlock( &p_i->lock );
260
        return NULL;
261
    }
262 263 264 265

    if( vlc_meta_Get( p_i->p_meta, meta_type ) )
        psz = strdup( vlc_meta_Get( p_i->p_meta, meta_type ) );

Rafaël Carré's avatar
Rafaël Carré committed
266
    vlc_mutex_unlock( &p_i->lock );
267
    return psz;
268 269
}

270
static inline char * input_item_GetName( input_item_t * p_i )
271
{
Rafaël Carré's avatar
Rafaël Carré committed
272
    vlc_mutex_lock( &p_i->lock );
273
    char *psz_s = p_i->psz_name ? strdup( p_i->psz_name ) : NULL;
Rafaël Carré's avatar
Rafaël Carré committed
274
    vlc_mutex_unlock( &p_i->lock );
275
    return psz_s;
276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388
}

static inline void input_item_SetPreparsed( input_item_t *p_i, vlc_bool_t preparsed )
{
    if( !p_i->p_meta )
        p_i->p_meta = vlc_meta_New();

    if( preparsed )
        p_i->p_meta->i_status |= ITEM_PREPARSED;
    else
        p_i->p_meta->i_status &= ~ITEM_PREPARSED;
}

static inline vlc_bool_t input_item_IsPreparsed( input_item_t *p_i )
{
    return p_i->p_meta ? p_i->p_meta->i_status & ITEM_PREPARSED : VLC_FALSE ;
}

static inline void input_item_SetMetaFetched( input_item_t *p_i, vlc_bool_t metafetched )
{
    if( !p_i->p_meta )
        p_i->p_meta = vlc_meta_New();

    if( metafetched )
        p_i->p_meta->i_status |= ITEM_META_FETCHED;
    else
        p_i->p_meta->i_status &= ~ITEM_META_FETCHED;
}

static inline vlc_bool_t input_item_IsMetaFetched( input_item_t *p_i )
{
    return p_i->p_meta ? p_i->p_meta->i_status & ITEM_META_FETCHED : VLC_FALSE ;
}


static inline void input_item_SetArtNotFound( input_item_t *p_i, vlc_bool_t notfound )
{
    if( !p_i->p_meta )
        p_i->p_meta = vlc_meta_New();

    if( notfound )
        p_i->p_meta->i_status |= ITEM_ART_NOTFOUND;
    else
        p_i->p_meta->i_status &= ~ITEM_ART_NOTFOUND;
}

static inline void input_item_SetArtFetched( input_item_t *p_i, vlc_bool_t artfetched )
{
    if( !p_i->p_meta )
        p_i->p_meta = vlc_meta_New();

    if( artfetched )
        p_i->p_meta->i_status |= ITEM_ART_FETCHED;
    else
        p_i->p_meta->i_status &= ~ITEM_ART_FETCHED;
}

static inline vlc_bool_t input_item_IsArtFetched( input_item_t *p_i )
{
    return p_i->p_meta ? p_i->p_meta->i_status & ITEM_ART_FETCHED : VLC_FALSE ;
}

static inline const vlc_meta_t * input_item_GetMetaObject( input_item_t *p_i )
{
    if( !p_i->p_meta )
        p_i->p_meta = vlc_meta_New();

    return p_i->p_meta;
}

static inline void input_item_MetaMerge( input_item_t *p_i, const vlc_meta_t * p_new_meta )
{
    if( !p_i->p_meta )
        p_i->p_meta = vlc_meta_New();

    vlc_meta_Merge( p_i->p_meta, p_new_meta );
}

#define input_item_SetTitle( item, b )       input_item_SetMeta( item, vlc_meta_Title, b )
#define input_item_SetArtist( item, b )      input_item_SetMeta( item, vlc_meta_Artist, b )
#define input_item_SetGenre( item, b )       input_item_SetMeta( item, vlc_meta_Genre, b )
#define input_item_SetCopyright( item, b )   input_item_SetMeta( item, vlc_meta_Copyright, b )
#define input_item_SetAlbum( item, b )       input_item_SetMeta( item, vlc_meta_Album, b )
#define input_item_SetTrackNum( item, b )    input_item_SetMeta( item, vlc_meta_TrackNumber, b )
#define input_item_SetDescription( item, b ) input_item_SetMeta( item, vlc_meta_Description, b )
#define input_item_SetRating( item, b )      input_item_SetMeta( item, vlc_meta_Rating, b )
#define input_item_SetDate( item, b )        input_item_SetMeta( item, vlc_meta_Date, b )
#define input_item_SetSetting( item, b )     input_item_SetMeta( item, vlc_meta_Setting, b )
#define input_item_SetURL( item, b )         input_item_SetMeta( item, vlc_meta_URL, b )
#define input_item_SetLanguage( item, b )    input_item_SetMeta( item, vlc_meta_Language, b )
#define input_item_SetNowPlaying( item, b )  input_item_SetMeta( item, vlc_meta_NowPlaying, b )
#define input_item_SetPublisher( item, b )   input_item_SetMeta( item, vlc_meta_Publisher, b )
#define input_item_SetEncodedBy( item, b )   input_item_SetMeta( item, vlc_meta_EncodedBy, b )
#define input_item_SetArtURL( item, b )      input_item_SetMeta( item, vlc_meta_ArtworkURL, b )
#define input_item_SetTrackID( item, b )     input_item_SetMeta( item, vlc_meta_TrackID, b )

#define input_item_GetTitle( item )          input_item_GetMeta( item, vlc_meta_Title )
#define input_item_GetArtist( item )         input_item_GetMeta( item, vlc_meta_Artist )
#define input_item_GetGenre( item )          input_item_GetMeta( item, vlc_meta_Genre )
#define input_item_GetCopyright( item )      input_item_GetMeta( item, vlc_meta_Copyright )
#define input_item_GetAlbum( item )          input_item_GetMeta( item, vlc_meta_Album )
#define input_item_GetTrackNum( item )       input_item_GetMeta( item, vlc_meta_TrackNumber )
#define input_item_GetDescription( item )    input_item_GetMeta( item, vlc_meta_Description )
#define input_item_GetRating( item )         input_item_GetMeta( item, vlc_meta_Rating )
#define input_item_GetDate( item )           input_item_GetMeta( item, vlc_meta_Date )
#define input_item_GetGetting( item )        input_item_GetMeta( item, vlc_meta_Getting )
#define input_item_GetURL( item )            input_item_GetMeta( item, vlc_meta_URL )
#define input_item_GetLanguage( item )       input_item_GetMeta( item, vlc_meta_Language )
#define input_item_GetNowPlaying( item )     input_item_GetMeta( item, vlc_meta_NowPlaying )
#define input_item_GetPublisher( item )      input_item_GetMeta( item, vlc_meta_Publisher )
#define input_item_GetEncodedBy( item )      input_item_GetMeta( item, vlc_meta_EncodedBy )
#define input_item_GetArtURL( item )         input_item_GetMeta( item, vlc_meta_ArtworkURL )
#define input_item_GetTrackID( item )        input_item_GetMeta( item, vlc_meta_TrackID )
389
#define input_item_GetSetting( item )        input_item_GetMeta( item, vlc_meta_Setting )
390

391 392
VLC_EXPORT( char *, input_ItemGetInfo, ( input_item_t *p_i, const char *psz_cat,const char *psz_name ) );
VLC_EXPORT(int, input_ItemAddInfo, ( input_item_t *p_i, const char *psz_cat, const char *psz_name, const char *psz_format, ... ) );
393

394 395
#define input_ItemNew( a,b,c ) input_ItemNewExt( a, b, c, 0, NULL, -1 )
#define input_ItemNewExt(a,b,c,d,e,f) __input_ItemNewExt( VLC_OBJECT(a),b,c,d,e,f)
396 397
VLC_EXPORT( input_item_t *, __input_ItemNewExt, (vlc_object_t *, const char *, const char*, int, const char *const *, mtime_t i_duration )  );
VLC_EXPORT( input_item_t *, input_ItemNewWithType, ( vlc_object_t *, const char *, const char *e, int, const char *const *, mtime_t i_duration, int ) );
398 399 400

VLC_EXPORT( input_item_t *, input_ItemGetById, (playlist_t *, int ) );

401 402 403 404 405 406
/*****************************************************************************
 * Meta data helpers
 *****************************************************************************/
static inline void vlc_audio_replay_gain_MergeFromMeta( audio_replay_gain_t *p_dst,
                                                        const vlc_meta_t *p_meta )
{
407 408
    char * psz_value;

409 410 411
    if( !p_meta )
        return;

412 413
    if( (psz_value = (char *)vlc_dictionary_value_for_key( &p_meta->extra_tags, "REPLAYGAIN_TRACK_GAIN" )) ||
        (psz_value = (char *)vlc_dictionary_value_for_key( &p_meta->extra_tags, "RG_RADIO" )) )
414
    {
415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433
        p_dst->pb_gain[AUDIO_REPLAY_GAIN_TRACK] = VLC_TRUE;
        p_dst->pf_gain[AUDIO_REPLAY_GAIN_TRACK] = atof( psz_value );
    }
    else if( (psz_value = (char *)vlc_dictionary_value_for_key( &p_meta->extra_tags, "REPLAYGAIN_TRACK_PEAK" )) ||
             (psz_value = (char *)vlc_dictionary_value_for_key( &p_meta->extra_tags, "RG_PEAK" )) )
    {
        p_dst->pb_peak[AUDIO_REPLAY_GAIN_TRACK] = VLC_TRUE;
        p_dst->pf_peak[AUDIO_REPLAY_GAIN_TRACK] = atof( psz_value );
    }
    else if( (psz_value = (char *)vlc_dictionary_value_for_key( &p_meta->extra_tags, "REPLAYGAIN_ALBUM_GAIN" )) ||
             (psz_value = (char *)vlc_dictionary_value_for_key( &p_meta->extra_tags, "RG_AUDIOPHILE" )) )
    {
        p_dst->pb_gain[AUDIO_REPLAY_GAIN_ALBUM] = VLC_TRUE;
        p_dst->pf_gain[AUDIO_REPLAY_GAIN_ALBUM] = atof( psz_value );
    }
    else if( (psz_value = (char *)vlc_dictionary_value_for_key( &p_meta->extra_tags, "REPLAYGAIN_ALBUM_PEAK" )) )
    {
        p_dst->pb_peak[AUDIO_REPLAY_GAIN_ALBUM] = VLC_TRUE;
        p_dst->pf_peak[AUDIO_REPLAY_GAIN_ALBUM] = atof( psz_value );
434 435 436
    }
}

Laurent Aimar's avatar
Laurent Aimar committed
437 438 439 440 441 442 443 444
/*****************************************************************************
 * Seek point: (generalisation of chapters)
 *****************************************************************************/
struct seekpoint_t
{
    int64_t i_byte_offset;
    int64_t i_time_offset;
    char    *psz_name;
445
    int     i_level;
Laurent Aimar's avatar
Laurent Aimar committed
446 447 448 449 450 451
};

static inline seekpoint_t *vlc_seekpoint_New( void )
{
    seekpoint_t *point = (seekpoint_t*)malloc( sizeof( seekpoint_t ) );
    point->i_byte_offset =
452
    point->i_time_offset = -1;
453
    point->i_level = 0;
Laurent Aimar's avatar
Laurent Aimar committed
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
    point->psz_name = NULL;
    return point;
}

static inline void vlc_seekpoint_Delete( seekpoint_t *point )
{
    if( !point ) return;
    if( point->psz_name ) free( point->psz_name );
    free( point );
}

static inline seekpoint_t *vlc_seekpoint_Duplicate( seekpoint_t *src )
{
    seekpoint_t *point = vlc_seekpoint_New();
    if( src->psz_name ) point->psz_name = strdup( src->psz_name );
    point->i_time_offset = src->i_time_offset;
    point->i_byte_offset = src->i_byte_offset;
    return point;
}

/*****************************************************************************
 * Title:
 *****************************************************************************/
typedef struct
{
    char        *psz_name;

    vlc_bool_t  b_menu;      /* Is it a menu or a normal entry */

    int64_t     i_length;   /* Length(microsecond) if known, else 0 */
    int64_t     i_size;     /* Size (bytes) if known, else 0 */

    /* Title seekpoint */
    int         i_seekpoint;
    seekpoint_t **seekpoint;

} input_title_t;

Rémi Denis-Courmont's avatar
Rémi Denis-Courmont committed
492
static inline input_title_t *vlc_input_title_New(void)
Laurent Aimar's avatar
Laurent Aimar committed
493 494 495 496 497 498 499 500 501 502 503 504
{
    input_title_t *t = (input_title_t*)malloc( sizeof( input_title_t ) );

    t->psz_name = NULL;
    t->b_menu = VLC_FALSE;
    t->i_length = 0;
    t->i_size   = 0;
    t->i_seekpoint = 0;
    t->seekpoint = NULL;

    return t;
}
505

Laurent Aimar's avatar
Laurent Aimar committed
506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544
static inline void vlc_input_title_Delete( input_title_t *t )
{
    int i;
    if( t == NULL )
        return;

    if( t->psz_name ) free( t->psz_name );
    for( i = 0; i < t->i_seekpoint; i++ )
    {
        if( t->seekpoint[i]->psz_name ) free( t->seekpoint[i]->psz_name );
        free( t->seekpoint[i] );
    }
    if( t->seekpoint ) free( t->seekpoint );
    free( t );
}

static inline input_title_t *vlc_input_title_Duplicate( input_title_t *t )
{
    input_title_t *dup = vlc_input_title_New( );
    int i;

    if( t->psz_name ) dup->psz_name = strdup( t->psz_name );
    dup->b_menu      = t->b_menu;
    dup->i_length    = t->i_length;
    dup->i_size      = t->i_size;
    dup->i_seekpoint = t->i_seekpoint;
    if( t->i_seekpoint > 0 )
    {
        dup->seekpoint = (seekpoint_t**)calloc( t->i_seekpoint,
                                                sizeof(seekpoint_t*) );

        for( i = 0; i < t->i_seekpoint; i++ )
        {
            dup->seekpoint[i] = vlc_seekpoint_Duplicate( t->seekpoint[i] );
        }
    }

    return dup;
}
545 546 547 548 549 550 551 552
/*****************************************************************************
 * Attachments
 *****************************************************************************/
struct input_attachment_t
{
    char *psz_name;
    char *psz_mime;
    char *psz_description;
Laurent Aimar's avatar
Laurent Aimar committed
553

554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595
    int  i_data;
    void *p_data;
};
static inline input_attachment_t *vlc_input_attachment_New( const char *psz_name,
                                                            const char *psz_mime,
                                                            const char *psz_description,
                                                            const void *p_data,
                                                            int i_data )
{
    input_attachment_t *a =
        (input_attachment_t*)malloc( sizeof(input_attachment_t) );
    if( !a )
        return NULL;
    a->psz_name = strdup( psz_name ? psz_name : "" );
    a->psz_mime = strdup( psz_mime ? psz_mime : "" );
    a->psz_description = strdup( psz_description ? psz_description : "" );
    a->i_data = i_data;
    a->p_data = NULL;
    if( i_data > 0 )
    {
        a->p_data = malloc( i_data );
        if( a->p_data && p_data )
            memcpy( a->p_data, p_data, i_data );
    }
    return a;
}
static inline input_attachment_t *vlc_input_attachment_Duplicate( const input_attachment_t *a )
{
    return vlc_input_attachment_New( a->psz_name, a->psz_mime, a->psz_description,
                                     a->p_data, a->i_data );
}
static inline void vlc_input_attachment_Delete( input_attachment_t *a )
{
    if( !a )
        return;
    free( a->psz_name );
    free( a->psz_mime );
    free( a->psz_description );
    if( a->p_data )
        free( a->p_data );
    free( a );
}
Laurent Aimar's avatar
Laurent Aimar committed
596 597 598 599 600 601 602
/*****************************************************************************
 * input defines/constants.
 *****************************************************************************/

/* "state" value */
enum input_state_e
{
603
    INIT_S,
604 605
    OPENING_S,
    BUFFERING_S,
Laurent Aimar's avatar
Laurent Aimar committed
606 607
    PLAYING_S,
    PAUSE_S,
608 609
    END_S,
    ERROR_S
Laurent Aimar's avatar
Laurent Aimar committed
610 611
};

Jean-Paul Saman's avatar
Jean-Paul Saman committed
612 613 614 615
/* "rate" default, min/max
 * A rate below 1000 plays the movie faster,
 * A rate above 1000 plays the movie slower.
 */
Laurent Aimar's avatar
Laurent Aimar committed
616 617
#define INPUT_RATE_DEFAULT  1000
#define INPUT_RATE_MIN       125            /* Up to 8/1 */
Sigmund Augdal Helberg's avatar
Sigmund Augdal Helberg committed
618
#define INPUT_RATE_MAX     32000            /* Up to 1/32 */
Laurent Aimar's avatar
Laurent Aimar committed
619 620 621 622 623 624

/* i_update field of access_t/demux_t */
#define INPUT_UPDATE_NONE       0x0000
#define INPUT_UPDATE_SIZE       0x0001
#define INPUT_UPDATE_TITLE      0x0010
#define INPUT_UPDATE_SEEKPOINT  0x0020
625
#define INPUT_UPDATE_META       0x0040
Laurent Aimar's avatar
Laurent Aimar committed
626 627 628 629

/* Input control XXX: internal */
#define INPUT_CONTROL_FIFO_SIZE    100

Clément Stenac's avatar
Clément Stenac committed
630 631 632 633 634 635 636 637 638 639
/** Get the input item for an input thread */
VLC_EXPORT(input_item_t*, input_GetItem, (input_thread_t*));

typedef struct input_thread_private_t input_thread_private_t;

/**
 * Main structure representing an input thread. This structure is mostly
 * private. The only public fields are READ-ONLY. You must use the helpers
 * to modify them
 */
Laurent Aimar's avatar
Laurent Aimar committed
640 641
struct input_thread_t
{
Clément Stenac's avatar
Clément Stenac committed
642
    VLC_COMMON_MEMBERS;
Laurent Aimar's avatar
Laurent Aimar committed
643 644

    vlc_bool_t  b_eof;
Clément Stenac's avatar
Clément Stenac committed
645
    vlc_bool_t b_preparsing;
646

Clément Stenac's avatar
Clément Stenac committed
647
    int i_state;
648
    vlc_bool_t b_can_pace_control;
Laurent Aimar's avatar
Laurent Aimar committed
649
    int64_t     i_time;     /* Current time */
650

Clément Stenac's avatar
Clément Stenac committed
651 652 653 654 655 656
    /* Internal caching common to all inputs */
    int i_pts_delay;

    /* All other data is input_thread is PRIVATE. You can't access it
     * outside of src/input */
    input_thread_private_t *p;
Laurent Aimar's avatar
Laurent Aimar committed
657 658 659 660 661 662 663
};

/*****************************************************************************
 * Prototypes
 *****************************************************************************/
#define input_CreateThread(a,b) __input_CreateThread(VLC_OBJECT(a),b)
VLC_EXPORT( input_thread_t *, __input_CreateThread, ( vlc_object_t *, input_item_t * ) );
664 665
#define input_Preparse(a,b) __input_Preparse(VLC_OBJECT(a),b)
VLC_EXPORT( int, __input_Preparse, ( vlc_object_t *, input_item_t * ) );
666 667

#define input_Read(a,b,c) __input_Read(VLC_OBJECT(a),b, c)
668
VLC_EXPORT( int, __input_Read, ( vlc_object_t *, input_item_t *, vlc_bool_t ) );
Laurent Aimar's avatar
Laurent Aimar committed
669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692
VLC_EXPORT( void,             input_StopThread,     ( input_thread_t * ) );
VLC_EXPORT( void,             input_DestroyThread,  ( input_thread_t * ) );

enum input_query_e
{
    /* input variable "position" */
    INPUT_GET_POSITION,         /* arg1= double *       res=    */
    INPUT_SET_POSITION,         /* arg1= double         res=can fail    */

    /* input variable "length" */
    INPUT_GET_LENGTH,           /* arg1= int64_t *      res=can fail    */

    /* input variable "time" */
    INPUT_GET_TIME,             /* arg1= int64_t *      res=    */
    INPUT_SET_TIME,             /* arg1= int64_t        res=can fail    */

    /* input variable "rate" (1 is DEFAULT_RATE) */
    INPUT_GET_RATE,             /* arg1= int *          res=    */
    INPUT_SET_RATE,             /* arg1= int            res=can fail    */

    /* input variable "state" */
    INPUT_GET_STATE,            /* arg1= int *          res=    */
    INPUT_SET_STATE,            /* arg1= int            res=can fail    */

693
    /* input variable "audio-delay" and "sub-delay" */
694 695 696 697 698 699
    INPUT_GET_AUDIO_DELAY,      /* arg1 = int* res=can fail */
    INPUT_SET_AUDIO_DELAY,      /* arg1 = int  res=can fail */
    INPUT_GET_SPU_DELAY,        /* arg1 = int* res=can fail */
    INPUT_SET_SPU_DELAY,        /* arg1 = int  res=can fail */

    /* Meta datas */
700 701 702 703
    INPUT_ADD_INFO,   /* arg1= char* arg2= char* arg3=...     res=can fail */
    INPUT_GET_INFO,   /* arg1= char* arg2= char* arg3= char** res=can fail */
    INPUT_DEL_INFO,   /* arg1= char* arg2= char*              res=can fail */
    INPUT_SET_NAME,   /* arg1= char* res=can fail    */
704

705 706 707 708 709 710 711
    /* Input config options */
    INPUT_ADD_OPTION,      /* arg1= char * arg2= char *  res=can fail*/

    /* Input properties */
    INPUT_GET_BYTE_POSITION,     /* arg1= int64_t *       res=    */
    INPUT_SET_BYTE_SIZE,         /* arg1= int64_t *       res=    */

Laurent Aimar's avatar
Laurent Aimar committed
712 713 714 715 716 717 718
    /* bookmarks */
    INPUT_GET_BOOKMARKS,   /* arg1= seekpoint_t *** arg2= int * res=can fail */
    INPUT_CLEAR_BOOKMARKS, /* res=can fail */
    INPUT_ADD_BOOKMARK,    /* arg1= seekpoint_t *  res=can fail   */
    INPUT_CHANGE_BOOKMARK, /* arg1= seekpoint_t * arg2= int * res=can fail   */
    INPUT_DEL_BOOKMARK,    /* arg1= seekpoint_t *  res=can fail   */
    INPUT_SET_BOOKMARK,    /* arg1= int  res=can fail    */
719

720 721 722 723
    /* Attachments */
    INPUT_GET_ATTACHMENTS, /* arg1=input_attachment_t***, arg2=int*  res=can fail */
    INPUT_GET_ATTACHMENT,  /* arg1=input_attachment_t**, arg2=char*  res=can fail */

724
    /* On the fly input slave */
Clément Stenac's avatar
Clément Stenac committed
725
    INPUT_ADD_SLAVE        /* arg1= char * */
Laurent Aimar's avatar
Laurent Aimar committed
726 727 728 729 730 731 732 733 734
};

VLC_EXPORT( int, input_vaControl,( input_thread_t *, int i_query, va_list  ) );
VLC_EXPORT( int, input_Control,  ( input_thread_t *, int i_query, ...  ) );

VLC_EXPORT( decoder_t *, input_DecoderNew, ( input_thread_t *, es_format_t *, vlc_bool_t b_force_decoder ) );
VLC_EXPORT( void, input_DecoderDelete, ( decoder_t * ) );
VLC_EXPORT( void, input_DecoderDecode,( decoder_t *, block_t * ) );

735 736
VLC_EXPORT( vlc_bool_t, input_AddSubtitles, ( input_thread_t *, char *, vlc_bool_t ) );

Laurent Aimar's avatar
Laurent Aimar committed
737
#endif