1 /*****************************************************************************
2 * libvlc.h: libvlc_* new external API
3 *****************************************************************************
4 * Copyright (C) 1998-2005 the VideoLAN team
5 * $Id: vlc.h 13701 2005-12-12 17:58:56Z zorglub $
7 * Authors: Clément Stenac <zorglub@videolan.org>
8 * Jean-Paul Saman <jpsaman _at_ m2x _dot_ nl>
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
23 *****************************************************************************/
26 * \defgroup libvlc Libvlc
27 * This is libvlc, the base library of the VLC program.
37 #include <vlc/libvlc_structures.h>
43 /*****************************************************************************
45 *****************************************************************************/
46 /** defgroup libvlc_exception Exceptions
48 * LibVLC Exceptions handling
53 * Initialize an exception structure. This can be called several times to reuse
54 * an exception structure.
55 * \param p_exception the exception to initialize
57 VLC_PUBLIC_API void libvlc_exception_init( libvlc_exception_t *p_exception );
60 * Has an exception been raised ?
61 * \param p_exception the exception to query
62 * \return 0 if no exception raised, 1 else
64 VLC_PUBLIC_API int libvlc_exception_raised( libvlc_exception_t *p_exception );
68 * \param p_exception the exception to raise
69 * \param psz_message the exception message
71 VLC_PUBLIC_API void libvlc_exception_raise( libvlc_exception_t *p_exception, const char *psz_format, ... );
74 * Clear an exception object so it can be reused.
75 * The exception object must be initialized
76 * \param p_exception the exception to clear
78 VLC_PUBLIC_API void libvlc_exception_clear( libvlc_exception_t * );
81 * Get exception message
82 * \param p_exception the exception to query
83 * \return the exception message or NULL if not applicable (exception not raised
86 VLC_PUBLIC_API char* libvlc_exception_get_message( libvlc_exception_t *p_exception );
90 /*****************************************************************************
92 *****************************************************************************/
94 /** defgroup libvlc_core Core
101 * Create an initialized libvlc instance
102 * \param argc the number of arguments
103 * \param argv command-line-type arguments
104 * \param exception an initialized exception pointer
106 VLC_PUBLIC_API libvlc_instance_t * libvlc_new( int , char **, libvlc_exception_t *);
109 * Returns a libvlc instance identifier for legacy APIs. Use of this
110 * function is discouraged, you should convert your program to use the
112 * \param p_instance the instance
114 VLC_PUBLIC_API int libvlc_get_vlc_id( libvlc_instance_t *p_instance );
117 * Destroy a libvlc instance.
118 * \param p_instance the instance to destroy
120 VLC_PUBLIC_API void libvlc_destroy( libvlc_instance_t *, libvlc_exception_t * );
125 /*****************************************************************************
127 *****************************************************************************/
128 /** defgroup libvlc_media_descriptor Media Descriptor
130 * LibVLC Media Descriptor
135 * Create a media descriptor with the given mrl.
136 * \param p_instance the instance
137 * \param psz_mrl the mrl to read
139 VLC_PUBLIC_API libvlc_media_descriptor_t * libvlc_media_descriptor_new(
140 libvlc_instance_t *p_instance,
141 const char * psz_mrl,
142 libvlc_exception_t *p_e );
144 VLC_PUBLIC_API void libvlc_media_descriptor_retain(
145 libvlc_media_descriptor_t *p_meta_desc );
147 VLC_PUBLIC_API void libvlc_media_descriptor_release(
148 libvlc_media_descriptor_t *p_meta_desc );
150 VLC_PUBLIC_API char * libvlc_media_descriptor_get_mrl( libvlc_media_descriptor_t * p_md,
151 libvlc_exception_t * p_e );
154 * Read the meta of the media descriptor.
155 * \param p_meta_desc the media descriptor to read
156 * \param p_meta_desc the meta to read
158 VLC_PUBLIC_API char * libvlc_media_descriptor_get_meta(
159 libvlc_media_descriptor_t *p_meta_desc,
160 libvlc_meta_t e_meta,
161 libvlc_exception_t *p_e );
165 /*****************************************************************************
167 *****************************************************************************/
168 /** defgroup libvlc_playlist Playlist
170 * LibVLC Playlist handling
177 VLC_PUBLIC_API void libvlc_playlist_loop( libvlc_instance_t* , vlc_bool_t,
178 libvlc_exception_t * );
181 * Start playing. You can give some additionnal playlist item options
182 * that will be added to the item before playing it.
183 * \param p_instance the instance
184 * \param i_id the item to play. If this is a negative number, the next
185 * item will be selected. Else, the item with the given ID will be played
186 * \param i_options the number of options to add to the item
187 * \param ppsz_options the options to add to the item
188 * \param p_exception an initialized exception
190 VLC_PUBLIC_API void libvlc_playlist_play( libvlc_instance_t*, int, int, char **,
191 libvlc_exception_t * );
194 * Pause a running playlist, resume if it was stopped
195 * \param p_instance the instance to pause
196 * \param p_exception an initialized exception
198 VLC_PUBLIC_API void libvlc_playlist_pause( libvlc_instance_t *, libvlc_exception_t * );
201 * Checks if the playlist is running
202 * \param p_instance the instance
203 * \param p_exception an initialized exception
204 * \return 0 if the playlist is stopped or paused, 1 if it is running
206 VLC_PUBLIC_API int libvlc_playlist_isplaying( libvlc_instance_t *, libvlc_exception_t * );
209 * Get the number of items in the playlist
210 * \param p_instance the instance
211 * \param p_exception an initialized exception
212 * \return the number of items
214 VLC_PUBLIC_API int libvlc_playlist_items_count( libvlc_instance_t *, libvlc_exception_t * );
217 * Lock the playlist instance
218 * \param p_instance the instance
220 VLC_PUBLIC_API void libvlc_playlist_lock( libvlc_instance_t * );
223 * Unlock the playlist instance
224 * \param p_instance the instance
226 VLC_PUBLIC_API void libvlc_playlist_unlock( libvlc_instance_t * );
230 * \param p_instance the instance to stop
231 * \param p_exception an initialized exception
233 VLC_PUBLIC_API void libvlc_playlist_stop( libvlc_instance_t *, libvlc_exception_t * );
236 * Go to next playlist item (starts playback if it was stopped)
237 * \param p_instance the instance to use
238 * \param p_exception an initialized exception
240 VLC_PUBLIC_API void libvlc_playlist_next( libvlc_instance_t *, libvlc_exception_t * );
243 * Go to previous playlist item (starts playback if it was stopped)
244 * \param p_instance the instance to use
245 * \param p_exception an initialized exception
247 VLC_PUBLIC_API void libvlc_playlist_prev( libvlc_instance_t *, libvlc_exception_t * );
250 * Remove all playlist items
251 * \param p_instance the instance
252 * \param p_exception an initialized exception
254 VLC_PUBLIC_API void libvlc_playlist_clear( libvlc_instance_t *, libvlc_exception_t * );
257 * Add an item at the end of the playlist
258 * If you need more advanced options, \see libvlc_playlist_add_extended
259 * \param p_instance the instance
260 * \param psz_uri the URI to open, using VLC format
261 * \param psz_name a name that you might want to give or NULL
262 * \return the identifier of the new item
264 VLC_PUBLIC_API int libvlc_playlist_add( libvlc_instance_t *, const char *, const char *,
265 libvlc_exception_t * );
268 * Add an item at the end of the playlist, with additional input options
269 * \param p_instance the instance
270 * \param psz_uri the URI to open, using VLC format
271 * \param psz_name a name that you might want to give or NULL
272 * \param i_options the number of options to add
273 * \param ppsz_options strings representing the options to add
274 * \param p_exception an initialized exception
275 * \return the identifier of the new item
277 VLC_PUBLIC_API int libvlc_playlist_add_extended( libvlc_instance_t *, const char *,
278 const char *, int, const char **,
279 libvlc_exception_t * );
282 * Delete the playlist item with the given ID.
283 * \param p_instance the instance
284 * \param i_id the id to remove
285 * \param p_exception an initialized exception
288 VLC_PUBLIC_API int libvlc_playlist_delete_item( libvlc_instance_t *, int,
289 libvlc_exception_t * );
291 /* Get the input that is currently being played by the playlist
292 * \param p_instance the instance to use
293 * \param p_exception an initialized excecption
294 * \return an input object
296 VLC_PUBLIC_API libvlc_media_instance_t * libvlc_playlist_get_media_instance(
297 libvlc_instance_t *, libvlc_exception_t * );
301 /*****************************************************************************
303 *****************************************************************************/
304 /** defgroup libvlc_media_instance Media Instance
306 * LibVLC Media Instance
310 /** Create an empty Media Instance object
311 * \param p_libvlc_instance the libvlc instance in which the Media Instance
312 * should be (not used for now).
314 VLC_PUBLIC_API libvlc_media_instance_t * libvlc_media_instance_new( libvlc_instance_t *, libvlc_exception_t * );
316 /** Create a Media Instance object from a Media Descriptor
317 * \param p_md the media descriptor. Afterwards the p_md can safely be
320 VLC_PUBLIC_API libvlc_media_instance_t * libvlc_media_instance_new_from_media_descriptor( libvlc_media_descriptor_t *, libvlc_exception_t * );
322 /** Release a media_instance after use
323 * \param p_mi the Media Instance to free
325 VLC_PUBLIC_API void libvlc_media_instance_release( libvlc_media_instance_t * );
326 VLC_PUBLIC_API void libvlc_media_instance_retain( libvlc_media_instance_t * );
328 /** Set the media descriptor that will be used by the media_instance. If any,
329 * previous md will be released.
330 * \param p_mi the Media Instance
331 * \param p_md the Media Descriptor. Afterwards the p_md can safely be
334 VLC_PUBLIC_API void libvlc_media_instance_set_media_descriptor( libvlc_media_instance_t *, libvlc_media_descriptor_t *, libvlc_exception_t * );
336 /** Get the media descriptor used by the media_instance (if any). A copy of
337 * the md is returned. NULL is returned if no media instance is associated.
338 * \param p_mi the Media Instance
340 VLC_PUBLIC_API libvlc_media_descriptor_t * libvlc_media_instance_get_media_descriptor( libvlc_media_instance_t *, libvlc_exception_t * );
342 /** Get the Event Manager from which the media instance send event.
343 * \param p_mi the Media Instance
345 VLC_PUBLIC_API libvlc_event_manager_t * libvlc_media_instance_event_manager ( libvlc_media_instance_t *, libvlc_exception_t * );
347 VLC_PUBLIC_API void libvlc_media_instance_play ( libvlc_media_instance_t *, libvlc_exception_t * );
348 VLC_PUBLIC_API void libvlc_media_instance_pause ( libvlc_media_instance_t *, libvlc_exception_t * );
349 VLC_PUBLIC_API void libvlc_media_instance_stop ( libvlc_media_instance_t *, libvlc_exception_t * );
351 VLC_PUBLIC_API void libvlc_media_instance_set_drawable ( libvlc_media_instance_t *, libvlc_drawable_t, libvlc_exception_t * );
353 /// \bug This might go away ... to be replaced by a broader system
354 VLC_PUBLIC_API vlc_int64_t libvlc_media_instance_get_length ( libvlc_media_instance_t *, libvlc_exception_t *);
355 VLC_PUBLIC_API vlc_int64_t libvlc_media_instance_get_time ( libvlc_media_instance_t *, libvlc_exception_t *);
356 VLC_PUBLIC_API void libvlc_media_instance_set_time ( libvlc_media_instance_t *, vlc_int64_t, libvlc_exception_t *);
357 VLC_PUBLIC_API float libvlc_media_instance_get_position ( libvlc_media_instance_t *, libvlc_exception_t *);
358 VLC_PUBLIC_API void libvlc_media_instance_set_position ( libvlc_media_instance_t *, float, libvlc_exception_t *);
359 VLC_PUBLIC_API vlc_bool_t libvlc_media_instance_will_play ( libvlc_media_instance_t *, libvlc_exception_t *);
360 VLC_PUBLIC_API float libvlc_media_instance_get_rate ( libvlc_media_instance_t *, libvlc_exception_t *);
361 VLC_PUBLIC_API void libvlc_media_instance_set_rate ( libvlc_media_instance_t *, float, libvlc_exception_t *);
362 VLC_PUBLIC_API int libvlc_media_instance_get_state ( libvlc_media_instance_t *, libvlc_exception_t *);
365 * Does this input have a video output ?
366 * \param p_input the input
367 * \param p_exception an initialized exception
369 VLC_PUBLIC_API vlc_bool_t libvlc_media_instance_has_vout( libvlc_media_instance_t *, libvlc_exception_t *);
370 VLC_PUBLIC_API float libvlc_media_instance_get_fps( libvlc_media_instance_t *, libvlc_exception_t *);
375 /*****************************************************************************
377 *****************************************************************************/
378 /** defgroup libvlc_tag_query Tag Query
383 VLC_PUBLIC_API libvlc_tag_query_t *
384 libvlc_tag_query_new( libvlc_instance_t *, libvlc_exception_t * );
387 libvlc_tag_query_release( libvlc_tag_query_t * );
390 libvlc_tag_query_retain( libvlc_tag_query_t * );
392 VLC_PUBLIC_API vlc_bool_t
393 libvlc_tag_query_match( libvlc_tag_query_t *, libvlc_media_descriptor_t *,
394 libvlc_exception_t * );
398 /*****************************************************************************
400 *****************************************************************************/
401 /** defgroup libvlc_media_list MediaList
406 VLC_PUBLIC_API libvlc_media_list_t *
407 libvlc_media_list_new( libvlc_instance_t *, libvlc_exception_t * );
410 libvlc_media_list_release( libvlc_media_list_t * );
413 libvlc_media_list_retain( libvlc_media_list_t * );
416 libvlc_media_list_add_media_descriptor( libvlc_media_list_t *,
417 libvlc_media_descriptor_t *,
418 libvlc_exception_t * );
420 libvlc_media_list_insert_media_descriptor( libvlc_media_list_t *,
421 libvlc_media_descriptor_t *,
423 libvlc_exception_t * );
425 libvlc_media_list_remove_index( libvlc_media_list_t *, int,
426 libvlc_exception_t * );
429 libvlc_media_list_count( libvlc_media_list_t * p_mlist,
430 libvlc_exception_t * p_e );
432 VLC_PUBLIC_API libvlc_media_descriptor_t *
433 libvlc_media_list_item_at_index( libvlc_media_list_t *, int,
434 libvlc_exception_t * );
436 libvlc_media_list_index_of_item( libvlc_media_list_t *,
437 libvlc_media_descriptor_t *,
438 libvlc_exception_t * );
441 libvlc_media_list_lock( libvlc_media_list_t * );
443 libvlc_media_list_unlock( libvlc_media_list_t * );
445 VLC_PUBLIC_API libvlc_event_manager_t *
446 libvlc_media_list_event_manager( libvlc_media_list_t *,
447 libvlc_exception_t * );
449 VLC_PUBLIC_API libvlc_media_list_t *
450 libvlc_media_list_dynamic_sublist( libvlc_media_list_t *,
451 libvlc_tag_query_t *,
452 libvlc_exception_t * );
456 /*****************************************************************************
458 *****************************************************************************/
459 /** defgroup libvlc_media_list_player MediaListPlayer
461 * LibVLC Media List Player
464 VLC_PUBLIC_API libvlc_media_list_player_t *
465 libvlc_media_list_player_new( libvlc_instance_t * p_instance,
466 libvlc_exception_t * p_e );
468 libvlc_media_list_player_release( libvlc_media_list_player_t * p_mlp );
471 libvlc_media_list_player_set_media_instance(
472 libvlc_media_list_player_t * p_mlp,
473 libvlc_media_instance_t * p_mi,
474 libvlc_exception_t * p_e );
477 libvlc_media_list_player_set_media_list(
478 libvlc_media_list_player_t * p_mlp,
479 libvlc_media_list_t * p_mlist,
480 libvlc_exception_t * p_e );
483 libvlc_media_list_player_play( libvlc_media_list_player_t * p_mlp,
484 libvlc_exception_t * p_e );
487 libvlc_media_list_player_stop( libvlc_media_list_player_t * p_mlp,
488 libvlc_exception_t * p_e );
490 libvlc_media_list_player_next( libvlc_media_list_player_t * p_mlp,
491 libvlc_exception_t * p_e );
495 /** defgroup libvlc_video Video
497 * LibVLC Video handling
502 * Does this input have a video output ?
503 * \param p_input the input
504 * \param p_exception an initialized exception
506 VLC_PUBLIC_API vlc_bool_t libvlc_input_has_vout( libvlc_media_instance_t *, libvlc_exception_t *);
507 VLC_PUBLIC_API float libvlc_input_get_fps( libvlc_media_instance_t *, libvlc_exception_t *);
510 * Toggle fullscreen status on video output
511 * \param p_input the input
512 * \param p_exception an initialized exception
514 VLC_PUBLIC_API void libvlc_toggle_fullscreen( libvlc_media_instance_t *, libvlc_exception_t * );
517 * Enable or disable fullscreen on a video output
518 * \param p_input the input
519 * \param b_fullscreen boolean for fullscreen status
520 * \param p_exception an initialized exception
522 VLC_PUBLIC_API void libvlc_set_fullscreen( libvlc_media_instance_t *, int, libvlc_exception_t * );
525 * Get current fullscreen status
526 * \param p_input the input
527 * \param p_exception an initialized exception
528 * \return the fullscreen status (boolean)
530 VLC_PUBLIC_API int libvlc_get_fullscreen( libvlc_media_instance_t *, libvlc_exception_t * );
533 * Get current video height
534 * \param p_input the input
535 * \param p_exception an initialized exception
536 * \return the video height
538 VLC_PUBLIC_API int libvlc_video_get_height( libvlc_media_instance_t *, libvlc_exception_t * );
541 * Get current video width
542 * \param p_input the input
543 * \param p_exception an initialized exception
544 * \return the video width
546 VLC_PUBLIC_API int libvlc_video_get_width( libvlc_media_instance_t *, libvlc_exception_t * );
549 * Get current video aspect ratio
550 * \param p_input the input
551 * \param p_exception an initialized exception
552 * \return the video aspect ratio
554 VLC_PUBLIC_API char *libvlc_video_get_aspect_ratio( libvlc_media_instance_t *, libvlc_exception_t * );
557 * Set new video aspect ratio
558 * \param p_input the input
559 * \param psz_aspect new video aspect-ratio
560 * \param p_exception an initialized exception
562 VLC_PUBLIC_API void libvlc_video_set_aspect_ratio( libvlc_media_instance_t *, char *, libvlc_exception_t * );
565 * Get current video subtitle
566 * \param p_input the input
567 * \param p_exception an initialized exception
568 * \return the video subtitle selected
570 VLC_PUBLIC_API int libvlc_video_get_spu( libvlc_media_instance_t *, libvlc_exception_t * );
573 * Set new video subtitle
574 * \param p_input the input
575 * \param i_spu new video subtitle to select
576 * \param p_exception an initialized exception
578 VLC_PUBLIC_API void libvlc_video_set_spu( libvlc_media_instance_t *, int , libvlc_exception_t * );
581 * Get current crop filter geometry
582 * \param p_input the input
583 * \param p_exception an initialized exception
584 * \return the crop filter geometry
586 VLC_PUBLIC_API char *libvlc_video_get_crop_geometry( libvlc_media_instance_t *, libvlc_exception_t * );
589 * Set new crop filter geometry
590 * \param p_input the input
591 * \param psz_geometry new crop filter geometry
592 * \param p_exception an initialized exception
594 VLC_PUBLIC_API void libvlc_video_set_crop_geometry( libvlc_media_instance_t *, char *, libvlc_exception_t * );
597 * Get current teletext page requested.
598 * \param p_input the input
599 * \param p_exception an initialized exception
600 * \return the current teletext page requested.
602 VLC_PUBLIC_API int libvlc_video_get_teletext( libvlc_media_instance_t *, libvlc_exception_t * );
605 * Set new teletext page to retrieve
606 * \param p_input the input
607 * \param i_page teletex page number requested
608 * \param p_exception an initialized exception
610 VLC_PUBLIC_API void libvlc_video_set_teletext( libvlc_media_instance_t *, int, libvlc_exception_t * );
613 * Take a snapshot of the current video window
614 * \param p_input the input
615 * \param psz_filepath the path where to save the screenshot to
616 * \param p_exception an initialized exception
618 VLC_PUBLIC_API void libvlc_video_take_snapshot( libvlc_media_instance_t *, char *, libvlc_exception_t * );
620 VLC_PUBLIC_API int libvlc_video_destroy( libvlc_media_instance_t *, libvlc_exception_t *);
623 * Resize the current video output window
624 * \param p_instance libvlc instance
625 * \param width new width for video output window
626 * \param height new height for video output window
627 * \param p_exception an initialized exception
628 * \return the success status (boolean)
630 VLC_PUBLIC_API void libvlc_video_resize( libvlc_media_instance_t *, int, int, libvlc_exception_t *);
633 * change the parent for the current the video output
634 * \param p_instance libvlc instance
635 * \param drawable the new parent window (Drawable on X11, CGrafPort on MacOSX, HWND on Win32)
636 * \param p_exception an initialized exception
637 * \return the success status (boolean)
639 VLC_PUBLIC_API int libvlc_video_reparent( libvlc_media_instance_t *, libvlc_drawable_t, libvlc_exception_t * );
642 * Tell windowless video output to redraw rectangular area (MacOS X only)
643 * \param p_instance libvlc instance
644 * \param area coordinates within video drawable
645 * \param p_exception an initialized exception
647 VLC_PUBLIC_API void libvlc_video_redraw_rectangle( libvlc_media_instance_t *, const libvlc_rectangle_t *, libvlc_exception_t * );
650 * Set the default video output parent
651 * this settings will be used as default for all video outputs
652 * \param p_instance libvlc instance
653 * \param drawable the new parent window (Drawable on X11, CGrafPort on MacOSX, HWND on Win32)
654 * \param p_exception an initialized exception
656 VLC_PUBLIC_API void libvlc_video_set_parent( libvlc_instance_t *, libvlc_drawable_t, libvlc_exception_t * );
659 * Set the default video output parent
660 * this settings will be used as default for all video outputs
661 * \param p_instance libvlc instance
662 * \param drawable the new parent window (Drawable on X11, CGrafPort on MacOSX, HWND on Win32)
663 * \param p_exception an initialized exception
665 VLC_PUBLIC_API libvlc_drawable_t libvlc_video_get_parent( libvlc_instance_t *, libvlc_exception_t * );
668 * Set the default video output size
669 * this settings will be used as default for all video outputs
670 * \param p_instance libvlc instance
671 * \param width new width for video drawable
672 * \param height new height for video drawable
673 * \param p_exception an initialized exception
675 VLC_PUBLIC_API void libvlc_video_set_size( libvlc_instance_t *, int, int, libvlc_exception_t * );
678 * Set the default video output viewport for a windowless video output (MacOS X only)
679 * this settings will be used as default for all video outputs
680 * \param p_instance libvlc instance
681 * \param view coordinates within video drawable
682 * \param clip coordinates within video drawable
683 * \param p_exception an initialized exception
685 VLC_PUBLIC_API void libvlc_video_set_viewport( libvlc_instance_t *, const libvlc_rectangle_t *, const libvlc_rectangle_t *, libvlc_exception_t * );
690 * defgroup libvlc_vlm VLM
692 * LibVLC VLM handling
696 /** defgroup libvlc_audio Audio
698 * LibVLC Audio handling
704 * \param p_instance libvlc instance
705 * \param p_exception an initialized exception
708 VLC_PUBLIC_API void libvlc_audio_toggle_mute( libvlc_instance_t *, libvlc_exception_t * );
711 * Get current mute status
712 * \param p_instance libvlc instance
713 * \param p_exception an initialized exception
714 * \return the mute status (boolean)
716 VLC_PUBLIC_API vlc_bool_t libvlc_audio_get_mute( libvlc_instance_t *, libvlc_exception_t * );
720 * \param p_instance libvlc instance
721 * \param status If status is VLC_TRUE then mute, otherwise unmute
722 * \param p_exception an initialized exception
725 VLC_PUBLIC_API void libvlc_audio_set_mute( libvlc_instance_t *, vlc_bool_t , libvlc_exception_t * );
728 * Get current audio level
729 * \param p_instance libvlc instance
730 * \param p_exception an initialized exception
731 * \return the audio level (int)
733 VLC_PUBLIC_API int libvlc_audio_get_volume( libvlc_instance_t *, libvlc_exception_t * );
736 * Set current audio level
737 * \param p_instance libvlc instance
738 * \param i_volume the volume (int)
739 * \param p_exception an initialized exception
741 VLC_PUBLIC_API void libvlc_audio_set_volume( libvlc_instance_t *, int, libvlc_exception_t *);
744 + * Get current audio track
745 + * \param p_input input instance
746 + * \param p_exception an initialized exception
747 + * \return the audio track (int)
749 VLC_PUBLIC_API int libvlc_audio_get_track( libvlc_media_instance_t *, libvlc_exception_t * );
752 * Set current audio track
753 * \param p_input input instance
754 * \param i_track the track (int)
755 * \param p_exception an initialized exception
757 VLC_PUBLIC_API void libvlc_audio_set_track( libvlc_media_instance_t *, int, libvlc_exception_t * );
760 * Get current audio channel
761 * \param p_instance input instance
762 * \param p_exception an initialized exception
763 * \return the audio channel (int)
765 VLC_PUBLIC_API int libvlc_audio_get_channel( libvlc_instance_t *, libvlc_exception_t * );
768 * Set current audio channel
769 * \param p_instance input instance
770 * \param i_channel the audio channel (int)
771 * \param p_exception an initialized exception
773 VLC_PUBLIC_API void libvlc_audio_set_channel( libvlc_instance_t *, int, libvlc_exception_t * );
779 * Add a broadcast, with one input
780 * \param p_instance the instance
781 * \param psz_name the name of the new broadcast
782 * \param psz_input the input MRL
783 * \param psz_output the output MRL (the parameter to the "sout" variable)
784 * \param i_options number of additional options
785 * \param ppsz_options additional options
786 * \param b_enabled boolean for enabling the new broadcast
787 * \param b_loop Should this broadcast be played in loop ?
788 * \param p_exception an initialized exception
790 VLC_PUBLIC_API void libvlc_vlm_add_broadcast( libvlc_instance_t *, char *, char *, char* ,
791 int, char **, int, int, libvlc_exception_t * );
794 * Delete a media (vod or broadcast)
795 * \param p_instance the instance
796 * \param psz_name the media to delete
797 * \param p_exception an initialized exception
799 VLC_PUBLIC_API void libvlc_vlm_del_media( libvlc_instance_t *, char *, libvlc_exception_t * );
802 * Enable or disable a media (vod or broadcast)
803 * \param p_instance the instance
804 * \param psz_name the media to work on
805 * \param b_enabled the new status
806 * \param p_exception an initialized exception
808 VLC_PUBLIC_API void libvlc_vlm_set_enabled( libvlc_instance_t *, char *, int,
809 libvlc_exception_t *);
812 * Set the output for a media
813 * \param p_instance the instance
814 * \param psz_name the media to work on
815 * \param psz_output the output MRL (the parameter to the "sout" variable)
816 * \param p_exception an initialized exception
818 VLC_PUBLIC_API void libvlc_vlm_set_output( libvlc_instance_t *, char *, char*,
819 libvlc_exception_t *);
822 * Set a media's input MRL. This will delete all existing inputs and
823 * add the specified one.
824 * \param p_instance the instance
825 * \param psz_name the media to work on
826 * \param psz_input the input MRL
827 * \param p_exception an initialized exception
829 VLC_PUBLIC_API void libvlc_vlm_set_input( libvlc_instance_t *, char *, char*,
830 libvlc_exception_t *);
833 * Add a media's input MRL. This will add the specified one.
834 * \param p_instance the instance
835 * \param psz_name the media to work on
836 * \param psz_input the input MRL
837 * \param p_exception an initialized exception
839 VLC_PUBLIC_API void libvlc_vlm_add_input( libvlc_instance_t *, char *, char *,
840 libvlc_exception_t *p_exception );
842 * Set output for a media
843 * \param p_instance the instance
844 * \param psz_name the media to work on
845 * \param b_loop the new status
846 * \param p_exception an initialized exception
848 VLC_PUBLIC_API void libvlc_vlm_set_loop( libvlc_instance_t *, char *, int,
849 libvlc_exception_t *);
852 * Edit the parameters of a media. This will delete all existing inputs and
853 * add the specified one.
854 * \param p_instance the instance
855 * \param psz_name the name of the new broadcast
856 * \param psz_input the input MRL
857 * \param psz_output the output MRL (the parameter to the "sout" variable)
858 * \param i_options number of additional options
859 * \param ppsz_options additional options
860 * \param b_enabled boolean for enabling the new broadcast
861 * \param b_loop Should this broadcast be played in loop ?
862 * \param p_exception an initialized exception
864 VLC_PUBLIC_API void libvlc_vlm_change_media( libvlc_instance_t *, char *, char *, char* ,
865 int, char **, int, int, libvlc_exception_t * );
868 * Plays the named broadcast.
869 * \param p_instance the instance
870 * \param psz_name the name of the broadcast
871 * \param p_exception an initialized exception
873 VLC_PUBLIC_API void libvlc_vlm_play_media ( libvlc_instance_t *, char *, libvlc_exception_t * );
876 * Stops the named broadcast.
877 * \param p_instance the instance
878 * \param psz_name the name of the broadcast
879 * \param p_exception an initialized exception
881 VLC_PUBLIC_API void libvlc_vlm_stop_media ( libvlc_instance_t *, char *, libvlc_exception_t * );
884 * Pauses the named broadcast.
885 * \param p_instance the instance
886 * \param psz_name the name of the broadcast
887 * \param p_exception an initialized exception
889 VLC_PUBLIC_API void libvlc_vlm_pause_media( libvlc_instance_t *, char *, libvlc_exception_t * );
892 * Seeks in the named broadcast.
893 * \param p_instance the instance
894 * \param psz_name the name of the broadcast
895 * \param f_percentage the percentage to seek to
896 * \param p_exception an initialized exception
898 VLC_PUBLIC_API void libvlc_vlm_seek_media( libvlc_instance_t *, char *,
899 float, libvlc_exception_t * );
902 * Return information of the named broadcast.
903 * \param p_instance the instance
904 * \param psz_name the name of the broadcast
905 * \param p_exception an initialized exception
907 VLC_PUBLIC_API char* libvlc_vlm_show_media( libvlc_instance_t *, char *, libvlc_exception_t * );
909 #define LIBVLC_VLM_GET_MEDIA_ATTRIBUTE( attr, returnType, getType, default)\
910 returnType libvlc_vlm_get_media_## attr( libvlc_instance_t *, \
911 char *, int , libvlc_exception_t * );
913 VLC_PUBLIC_API LIBVLC_VLM_GET_MEDIA_ATTRIBUTE( position, float, Float, -1);
914 VLC_PUBLIC_API LIBVLC_VLM_GET_MEDIA_ATTRIBUTE( time, int, Integer, -1);
915 VLC_PUBLIC_API LIBVLC_VLM_GET_MEDIA_ATTRIBUTE( length, int, Integer, -1);
916 VLC_PUBLIC_API LIBVLC_VLM_GET_MEDIA_ATTRIBUTE( rate, int, Integer, -1);
917 VLC_PUBLIC_API LIBVLC_VLM_GET_MEDIA_ATTRIBUTE( title, int, Integer, 0);
918 VLC_PUBLIC_API LIBVLC_VLM_GET_MEDIA_ATTRIBUTE( chapter, int, Integer, 0);
919 VLC_PUBLIC_API LIBVLC_VLM_GET_MEDIA_ATTRIBUTE( seekable, int, Bool, 0);
921 #undef LIBVLC_VLM_GET_MEDIA_ATTRIBUTE
926 /*****************************************************************************
927 * Message log handling
928 *****************************************************************************/
930 /** defgroup libvlc_log Log
932 * LibVLC Message Logging
937 * Returns the VLC messaging verbosity level
938 * \param p_instance libvlc instance
939 * \param exception an initialized exception pointer
941 VLC_PUBLIC_API unsigned libvlc_get_log_verbosity( const libvlc_instance_t *p_instance,
942 libvlc_exception_t *p_e );
945 * Set the VLC messaging verbosity level
946 * \param p_log libvlc log instance
947 * \param exception an initialized exception pointer
949 VLC_PUBLIC_API void libvlc_set_log_verbosity( libvlc_instance_t *p_instance, unsigned level,
950 libvlc_exception_t *p_e );
953 * Open an instance to VLC message log
954 * \param p_instance libvlc instance
955 * \param exception an initialized exception pointer
957 VLC_PUBLIC_API libvlc_log_t *libvlc_log_open( const libvlc_instance_t *, libvlc_exception_t *);
960 * Close an instance of VLC message log
961 * \param p_log libvlc log instance
962 * \param exception an initialized exception pointer
964 VLC_PUBLIC_API void libvlc_log_close( libvlc_log_t *, libvlc_exception_t *);
967 * Returns the number of messages in log
968 * \param p_log libvlc log instance
969 * \param exception an initialized exception pointer
971 VLC_PUBLIC_API unsigned libvlc_log_count( const libvlc_log_t *, libvlc_exception_t *);
974 * Clear all messages in log
975 * the log should be cleared on a regular basis to avoid clogging
976 * \param p_log libvlc log instance
977 * \param exception an initialized exception pointer
979 VLC_PUBLIC_API void libvlc_log_clear( libvlc_log_t *, libvlc_exception_t *);
982 * Allocate and returns a new iterator to messages in log
983 * \param p_log libvlc log instance
984 * \param exception an initialized exception pointer
986 VLC_PUBLIC_API libvlc_log_iterator_t *libvlc_log_get_iterator( const libvlc_log_t *, libvlc_exception_t *);
989 * Releases a previoulsy allocated iterator
990 * \param p_log libvlc log iterator
991 * \param exception an initialized exception pointer
993 VLC_PUBLIC_API void libvlc_log_iterator_free( libvlc_log_iterator_t *p_iter, libvlc_exception_t *p_e );
996 * Returns whether log iterator has more messages
997 * \param p_log libvlc log iterator
998 * \param exception an initialized exception pointer
1000 VLC_PUBLIC_API int libvlc_log_iterator_has_next( const libvlc_log_iterator_t *p_iter, libvlc_exception_t *p_e );
1003 * Returns next log message
1004 * the content of message must not be freed
1005 * \param p_log libvlc log iterator
1006 * \param exception an initialized exception pointer
1008 VLC_PUBLIC_API libvlc_log_message_t *libvlc_log_iterator_next( libvlc_log_iterator_t *p_iter,
1009 struct libvlc_log_message_t *buffer,
1010 libvlc_exception_t *p_e );
1014 /*****************************************************************************
1016 *****************************************************************************/
1018 /** defgroup libvlc_callbacks Callbacks
1025 * Register for an event notification
1026 * \param p_event_manager the event manager to which you want to attach to
1027 * Generally it is obtained by vlc_my_object_event_manager() where my_object
1028 * Is the object you want to listen to.
1029 * \param i_event_type the desired event to which we want to listen
1030 * \param f_callback the function to call when i_event_type occurs
1031 * \param user_data user provided data to carry with the event
1032 * \param p_e an initialized exception pointer
1034 VLC_PUBLIC_API void libvlc_event_attach( libvlc_event_manager_t *p_event_manager,
1035 libvlc_event_type_t i_event_type,
1036 libvlc_callback_t f_callback,
1038 libvlc_exception_t *p_e );
1041 * Unregister an event notification
1042 * \param p_event_manager the event manager
1043 * \param i_event_type the desired event to which we want to unregister
1044 * \param f_callback the function to call when i_event_type occurs
1045 * \param p_e an initialized exception pointer
1047 VLC_PUBLIC_API void libvlc_event_detach( libvlc_event_manager_t *p_event_manager,
1048 libvlc_event_type_t i_event_type,
1049 libvlc_callback_t f_callback,
1051 libvlc_exception_t *p_e );
1055 * Get an event type name
1056 * \param i_event_type the desired event
1058 #define libvlc_event_type_name(a) #a
1067 #endif /* <vlc/libvlc.h> */