1 /*****************************************************************************
2 * libvlc_media_player.h: libvlc_media_player external API
3 *****************************************************************************
4 * Copyright (C) 1998-2010 the VideoLAN team
7 * Authors: Clément Stenac <zorglub@videolan.org>
8 * Jean-Paul Saman <jpsaman@videolan.org>
9 * Pierre d'Herbemont <pdherbemont@videolan.org>
11 * This program is free software; you can redistribute it and/or modify
12 * it under the terms of the GNU General Public License as published by
13 * the Free Software Foundation; either version 2 of the License, or
14 * (at your option) any later version.
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
21 * You should have received a copy of the GNU General Public License
22 * along with this program; if not, write to the Free Software
23 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
24 *****************************************************************************/
28 * This file defines libvlc_media_player external API
31 #ifndef VLC_LIBVLC_MEDIA_PLAYER_H
32 #define VLC_LIBVLC_MEDIA_PLAYER_H 1
38 /*****************************************************************************
40 *****************************************************************************/
41 /** \defgroup libvlc_media_player LibVLC media player
43 * A LibVLC media player plays one media (usually in a custom drawable).
47 typedef struct libvlc_media_player_t libvlc_media_player_t;
50 * Description for video, audio tracks and subtitles. It contains
51 * id, name (description string) and pointer to next record.
53 typedef struct libvlc_track_description_t
57 struct libvlc_track_description_t *p_next;
59 } libvlc_track_description_t;
62 * Description for audio output. It contains
63 * name, description and pointer to next record.
65 typedef struct libvlc_audio_output_t
68 char *psz_description;
69 struct libvlc_audio_output_t *p_next;
71 } libvlc_audio_output_t;
74 * Rectangle type for video geometry
76 typedef struct libvlc_rectangle_t
83 * Marq options definition
85 typedef enum libvlc_video_marquee_option_t {
86 libvlc_marquee_Enable = 0,
87 libvlc_marquee_Text, /** string argument */
89 libvlc_marquee_Opacity,
90 libvlc_marquee_Position,
91 libvlc_marquee_Refresh,
93 libvlc_marquee_Timeout,
96 } libvlc_video_marquee_option_t;
99 * Create an empty Media Player object
101 * \param p_libvlc_instance the libvlc instance in which the Media Player
103 * \return a new media player object, or NULL on error.
105 VLC_PUBLIC_API libvlc_media_player_t * libvlc_media_player_new( libvlc_instance_t *p_libvlc_instance );
108 * Create a Media Player object from a Media
110 * \param p_md the media. Afterwards the p_md can be safely
112 * \return a new media player object, or NULL on error.
114 VLC_PUBLIC_API libvlc_media_player_t * libvlc_media_player_new_from_media( libvlc_media_t *p_md );
117 * Release a media_player after use
118 * Decrement the reference count of a media player object. If the
119 * reference count is 0, then libvlc_media_player_release() will
120 * release the media player object. If the media player object
121 * has been released, then it should not be used again.
123 * \param p_mi the Media Player to free
125 VLC_PUBLIC_API void libvlc_media_player_release( libvlc_media_player_t *p_mi );
128 * Retain a reference to a media player object. Use
129 * libvlc_media_player_release() to decrement reference count.
131 * \param p_mi media player object
133 VLC_PUBLIC_API void libvlc_media_player_retain( libvlc_media_player_t *p_mi );
136 * Set the media that will be used by the media_player. If any,
137 * previous md will be released.
139 * \param p_mi the Media Player
140 * \param p_md the Media. Afterwards the p_md can be safely
143 VLC_PUBLIC_API void libvlc_media_player_set_media( libvlc_media_player_t *p_mi,
144 libvlc_media_t *p_md );
147 * Get the media used by the media_player.
149 * \param p_mi the Media Player
150 * \return the media associated with p_mi, or NULL if no
151 * media is associated
153 VLC_PUBLIC_API libvlc_media_t * libvlc_media_player_get_media( libvlc_media_player_t *p_mi );
156 * Get the Event Manager from which the media player send event.
158 * \param p_mi the Media Player
159 * \return the event manager associated with p_mi
161 VLC_PUBLIC_API libvlc_event_manager_t * libvlc_media_player_event_manager ( libvlc_media_player_t *p_mi );
166 * \param p_mi the Media Player
167 * \return 1 if the media player is playing, 0 otherwise
169 VLC_PUBLIC_API int libvlc_media_player_is_playing ( libvlc_media_player_t *p_mi );
174 * \param p_mi the Media Player
175 * \return 0 if playback started (and was already started), or -1 on error.
177 VLC_PUBLIC_API int libvlc_media_player_play ( libvlc_media_player_t *p_mi );
180 * Toggle pause (no effect if there is no media)
182 * \param p_mi the Media Player
184 VLC_PUBLIC_API void libvlc_media_player_pause ( libvlc_media_player_t *p_mi );
187 * Stop (no effect if there is no media)
189 * \param p_mi the Media Player
191 VLC_PUBLIC_API void libvlc_media_player_stop ( libvlc_media_player_t *p_mi );
194 * Set the NSView handler where the media player should render its video output.
196 * The object minimal_macosx expects is of kind NSObject and should
197 * respect the protocol:
200 * \@protocol VLCOpenGLVideoViewEmbedding <NSObject>
201 * - (void)addVoutSubview:(NSView *)view;
202 * - (void)removeVoutSubview:(NSView *)view;
206 * You can find a live example in VLCVideoView in VLCKit.framework.
208 * \param p_mi the Media Player
209 * \param drawable the NSView handler
211 VLC_PUBLIC_API void libvlc_media_player_set_nsobject ( libvlc_media_player_t *p_mi, void * drawable );
214 * Get the NSView handler previously set with libvlc_media_player_set_nsobject().
216 * \param p_mi the Media Player
217 * \return the NSView handler or 0 if none where set
219 VLC_PUBLIC_API void * libvlc_media_player_get_nsobject ( libvlc_media_player_t *p_mi );
222 * Set the agl handler where the media player should render its video output.
224 * \param p_mi the Media Player
225 * \param drawable the agl handler
227 VLC_PUBLIC_API void libvlc_media_player_set_agl ( libvlc_media_player_t *p_mi, uint32_t drawable );
230 * Get the agl handler previously set with libvlc_media_player_set_agl().
232 * \param p_mi the Media Player
233 * \return the agl handler or 0 if none where set
235 VLC_PUBLIC_API uint32_t libvlc_media_player_get_agl ( libvlc_media_player_t *p_mi );
238 * Set an X Window System drawable where the media player should render its
239 * video output. If LibVLC was built without X11 output support, then this has
242 * The specified identifier must correspond to an existing Input/Output class
243 * X11 window. Pixmaps are <b>not</b> supported. The caller shall ensure that
244 * the X11 server is the same as the one the VLC instance has been configured
246 * If XVideo is <b>not</b> used, it is assumed that the drawable has the
247 * following properties in common with the default X11 screen: depth, scan line
248 * pad, black pixel. This is a bug.
250 * \param p_mi the Media Player
251 * \param drawable the ID of the X window
253 VLC_PUBLIC_API void libvlc_media_player_set_xwindow ( libvlc_media_player_t *p_mi, uint32_t drawable );
256 * Get the X Window System window identifier previously set with
257 * libvlc_media_player_set_xwindow(). Note that this will return the identifier
258 * even if VLC is not currently using it (for instance if it is playing an
261 * \param p_mi the Media Player
262 * \return an X window ID, or 0 if none where set.
264 VLC_PUBLIC_API uint32_t libvlc_media_player_get_xwindow ( libvlc_media_player_t *p_mi );
267 * Set a Win32/Win64 API window handle (HWND) where the media player should
268 * render its video output. If LibVLC was built without Win32/Win64 API output
269 * support, then this has no effects.
271 * \param p_mi the Media Player
272 * \param drawable windows handle of the drawable
274 VLC_PUBLIC_API void libvlc_media_player_set_hwnd ( libvlc_media_player_t *p_mi, void *drawable );
277 * Get the Windows API window handle (HWND) previously set with
278 * libvlc_media_player_set_hwnd(). The handle will be returned even if LibVLC
279 * is not currently outputting any video to it.
281 * \param p_mi the Media Player
282 * \return a window handle or NULL if there are none.
284 VLC_PUBLIC_API void *libvlc_media_player_get_hwnd ( libvlc_media_player_t *p_mi );
288 /** \bug This might go away ... to be replaced by a broader system */
291 * Get the current movie length (in ms).
293 * \param p_mi the Media Player
294 * \return the movie length (in ms), or -1 if there is no media.
296 VLC_PUBLIC_API libvlc_time_t libvlc_media_player_get_length( libvlc_media_player_t *p_mi );
299 * Get the current movie time (in ms).
301 * \param p_mi the Media Player
302 * \return the movie time (in ms), or -1 if there is no media.
304 VLC_PUBLIC_API libvlc_time_t libvlc_media_player_get_time( libvlc_media_player_t *p_mi );
307 * Set the movie time (in ms). This has no effect if no media is being played.
308 * Not all formats and protocols support this.
310 * \param p_mi the Media Player
311 * \param i_time the movie time (in ms).
313 VLC_PUBLIC_API void libvlc_media_player_set_time( libvlc_media_player_t *p_mi, libvlc_time_t i_time );
316 * Get movie position.
318 * \param p_mi the Media Player
319 * \return movie position, or -1. in case of error
321 VLC_PUBLIC_API float libvlc_media_player_get_position( libvlc_media_player_t *p_mi );
324 * Set movie position. This has no effect if playback is not enabled.
325 * This might not work depending on the underlying input format and protocol.
327 * \param p_mi the Media Player
328 * \param f_pos the position
330 VLC_PUBLIC_API void libvlc_media_player_set_position( libvlc_media_player_t *p_mi, float f_pos );
333 * Set movie chapter (if applicable).
335 * \param p_mi the Media Player
336 * \param i_chapter chapter number to play
338 VLC_PUBLIC_API void libvlc_media_player_set_chapter( libvlc_media_player_t *p_mi, int i_chapter );
343 * \param p_mi the Media Player
344 * \return chapter number currently playing, or -1 if there is no media.
346 VLC_PUBLIC_API int libvlc_media_player_get_chapter( libvlc_media_player_t *p_mi );
349 * Get movie chapter count
351 * \param p_mi the Media Player
352 * \return number of chapters in movie, or -1.
354 VLC_PUBLIC_API int libvlc_media_player_get_chapter_count( libvlc_media_player_t *p_mi );
357 * Is the player able to play
359 * \param p_mi the Media Player
362 VLC_PUBLIC_API int libvlc_media_player_will_play( libvlc_media_player_t *p_mi );
365 * Get title chapter count
367 * \param p_mi the Media Player
368 * \param i_title title
369 * \return number of chapters in title, or -1
371 VLC_PUBLIC_API int libvlc_media_player_get_chapter_count_for_title(
372 libvlc_media_player_t *p_mi, int i_title );
377 * \param p_mi the Media Player
378 * \param i_title title number to play
380 VLC_PUBLIC_API void libvlc_media_player_set_title( libvlc_media_player_t *p_mi, int i_title );
385 * \param p_mi the Media Player
386 * \return title number currently playing, or -1
388 VLC_PUBLIC_API int libvlc_media_player_get_title( libvlc_media_player_t *p_mi );
391 * Get movie title count
393 * \param p_mi the Media Player
394 * \return title number count, or -1
396 VLC_PUBLIC_API int libvlc_media_player_get_title_count( libvlc_media_player_t *p_mi );
399 * Set previous chapter (if applicable)
401 * \param p_mi the Media Player
403 VLC_PUBLIC_API void libvlc_media_player_previous_chapter( libvlc_media_player_t *p_mi );
406 * Set next chapter (if applicable)
408 * \param p_mi the Media Player
410 VLC_PUBLIC_API void libvlc_media_player_next_chapter( libvlc_media_player_t *p_mi );
413 * Get the requested movie play rate.
414 * @warning Depending on the underlying media, the requested rate may be
415 * different from the real playback rate.
417 * \param p_mi the Media Player
418 * \return movie play rate
420 VLC_PUBLIC_API float libvlc_media_player_get_rate( libvlc_media_player_t *p_mi );
423 * Set movie play rate
425 * \param p_mi the Media Player
426 * \param rate movie play rate to set
427 * \return -1 if an error was detected, 0 otherwise (but even then, it might
428 * not actually work depending on the underlying media protocol)
430 VLC_PUBLIC_API int libvlc_media_player_set_rate( libvlc_media_player_t *p_mi, float rate );
433 * Get current movie state
435 * \param p_mi the Media Player
436 * \return the current state of the media player (playing, paused, ...) \see libvlc_state_t
438 VLC_PUBLIC_API libvlc_state_t libvlc_media_player_get_state( libvlc_media_player_t *p_mi );
443 * \param p_mi the Media Player
444 * \return frames per second (fps) for this playing movie, or 0 if unspecified
446 VLC_PUBLIC_API float libvlc_media_player_get_fps( libvlc_media_player_t *p_mi );
451 * How many video outputs does this media player have?
453 * \param p_mi the media player
454 * \return the number of video outputs
456 VLC_PUBLIC_API unsigned libvlc_media_player_has_vout( libvlc_media_player_t *p_mi );
459 * Is this media player seekable?
461 * \param p_mi the media player
462 * \return true if the media player can seek
464 VLC_PUBLIC_API int libvlc_media_player_is_seekable( libvlc_media_player_t *p_mi );
467 * Can this media player be paused?
469 * \param p_mi the media player
470 * \return true if the media player can pause
472 VLC_PUBLIC_API int libvlc_media_player_can_pause( libvlc_media_player_t *p_mi );
476 * Display the next frame (if supported)
478 * \param p_mi the media player
480 VLC_PUBLIC_API void libvlc_media_player_next_frame( libvlc_media_player_t *p_mi );
485 * Release (free) libvlc_track_description_t
487 * \param p_track_description the structure to release
489 VLC_PUBLIC_API void libvlc_track_description_release( libvlc_track_description_t *p_track_description );
491 /** \defgroup libvlc_video LibVLC video controls
496 * Toggle fullscreen status on non-embedded video outputs.
498 * @warning The same limitations applies to this function
499 * as to libvlc_set_fullscreen().
501 * \param p_mi the media player
503 VLC_PUBLIC_API void libvlc_toggle_fullscreen( libvlc_media_player_t *p_mi );
506 * Enable or disable fullscreen.
508 * @warning With most window managers, only a top-level windows can be in
509 * full-screen mode. Hence, this function will not operate properly if
510 * libvlc_media_player_set_xid() was used to embed the video in a non-top-level
511 * window. In that case, the embedding window must be reparented to the root
512 * window <b>before</b> fullscreen mode is enabled. You will want to reparent
513 * it back to its normal parent when disabling fullscreen.
515 * \param p_mi the media player
516 * \param b_fullscreen boolean for fullscreen status
518 VLC_PUBLIC_API void libvlc_set_fullscreen( libvlc_media_player_t *p_mi, int b_fullscreen );
521 * Get current fullscreen status.
523 * \param p_mi the media player
524 * \return the fullscreen status (boolean)
526 VLC_PUBLIC_API int libvlc_get_fullscreen( libvlc_media_player_t *p_mi );
529 * Enable or disable key press events handling, according to the LibVLC hotkeys
530 * configuration. By default and for historical reasons, keyboard events are
531 * handled by the LibVLC video widget.
533 * \note On X11, there can be only one subscriber for key press and mouse
534 * click events per window. If your application has subscribed to those events
535 * for the X window ID of the video widget, then LibVLC will not be able to
536 * handle key presses and mouse clicks in any case.
538 * \warning This function is only implemented for X11 at the moment.
540 * \param p_mi the media player
541 * \param on true to handle key press events, false to ignore them.
544 void libvlc_video_set_key_input( libvlc_media_player_t *p_mi, unsigned on );
547 * Enable or disable mouse click events handling. By default, those events are
548 * handled. This is needed for DVD menus to work, as well as a few video
549 * filters such as "puzzle".
551 * \note See also libvlc_video_set_key_input().
553 * \warning This function is only implemented for X11 at the moment.
555 * \param p_mi the media player
556 * \param on true to handle mouse click events, false to ignore them.
559 void libvlc_video_set_mouse_input( libvlc_media_player_t *p_mi, unsigned on );
562 * Get the pixel dimensions of a video.
564 * \param p_mi media player
565 * \param num number of the video (starting from, and most commonly 0)
566 * \param px pointer to get the pixel width [OUT]
567 * \param py pointer to get the pixel height [OUT]
568 * \return 0 on success, -1 if the specified video does not exist
571 int libvlc_video_get_size( libvlc_media_player_t *p_mi, unsigned num,
572 unsigned *px, unsigned *py );
575 * Get current video height.
576 * You should use libvlc_video_get_size() instead.
578 * \param p_mi the media player
579 * \return the video pixel height or 0 if not applicable
582 int libvlc_video_get_height( libvlc_media_player_t *p_mi );
585 * Get current video width.
586 * You should use libvlc_video_get_size() instead.
588 * \param p_mi the media player
589 * \return the video pixel width or 0 if not applicable
592 int libvlc_video_get_width( libvlc_media_player_t *p_mi );
595 * Get the mouse pointer coordinates over a video.
596 * Coordinates are expressed in terms of the decoded video resolution,
597 * <b>not</b> in terms of pixels on the screen/viewport (to get the latter,
598 * you can query your windowing system directly).
600 * Either of the coordinates may be negative or larger than the corresponding
601 * dimension of the video, if the cursor is outside the rendering area.
603 * @warning The coordinates may be out-of-date if the pointer is not located
604 * on the video rendering area. LibVLC does not track the pointer if it is
605 * outside of the video widget.
607 * @note LibVLC does not support multiple pointers (it does of course support
608 * multiple input devices sharing the same pointer) at the moment.
610 * \param p_mi media player
611 * \param num number of the video (starting from, and most commonly 0)
612 * \param px pointer to get the abscissa [OUT]
613 * \param py pointer to get the ordinate [OUT]
614 * \return 0 on success, -1 if the specified video does not exist
617 int libvlc_video_get_cursor( libvlc_media_player_t *p_mi, unsigned num,
621 * Get the current video scaling factor.
622 * See also libvlc_video_set_scale().
624 * \param p_mi the media player
625 * \return the currently configured zoom factor, or 0. if the video is set
626 * to fit to the output window/drawable automatically.
628 VLC_PUBLIC_API float libvlc_video_get_scale( libvlc_media_player_t *p_mi );
631 * Set the video scaling factor. That is the ratio of the number of pixels on
632 * screen to the number of pixels in the original decoded video in each
633 * dimension. Zero is a special value; it will adjust the video to the output
634 * window/drawable (in windowed mode) or the entire screen.
636 * Note that not all video outputs support scaling.
638 * \param p_mi the media player
639 * \param f_factor the scaling factor, or zero
641 VLC_PUBLIC_API void libvlc_video_set_scale( libvlc_media_player_t *p_mi, float f_factor );
644 * Get current video aspect ratio.
646 * \param p_mi the media player
647 * \return the video aspect ratio or NULL if unspecified
648 * (the result must be released with free()).
650 VLC_PUBLIC_API char *libvlc_video_get_aspect_ratio( libvlc_media_player_t *p_mi );
653 * Set new video aspect ratio.
655 * \param p_mi the media player
656 * \param psz_aspect new video aspect-ratio or NULL to reset to default
657 * \note Invalid aspect ratios are ignored.
659 VLC_PUBLIC_API void libvlc_video_set_aspect_ratio( libvlc_media_player_t *p_mi, const char *psz_aspect );
662 * Get current video subtitle.
664 * \param p_mi the media player
665 * \return the video subtitle selected, or -1 if none
667 VLC_PUBLIC_API int libvlc_video_get_spu( libvlc_media_player_t *p_mi );
670 * Get the number of available video subtitles.
672 * \param p_mi the media player
673 * \return the number of available video subtitles
675 VLC_PUBLIC_API int libvlc_video_get_spu_count( libvlc_media_player_t *p_mi );
678 * Get the description of available video subtitles.
680 * \param p_mi the media player
681 * \return list containing description of available video subtitles
683 VLC_PUBLIC_API libvlc_track_description_t *
684 libvlc_video_get_spu_description( libvlc_media_player_t *p_mi );
687 * Set new video subtitle.
689 * \param p_mi the media player
690 * \param i_spu new video subtitle to select
691 * \return 0 on success, -1 if out of range
693 VLC_PUBLIC_API int libvlc_video_set_spu( libvlc_media_player_t *p_mi, unsigned i_spu );
696 * Set new video subtitle file.
698 * \param p_mi the media player
699 * \param psz_subtitle new video subtitle file
700 * \return the success status (boolean)
702 VLC_PUBLIC_API int libvlc_video_set_subtitle_file( libvlc_media_player_t *p_mi, const char *psz_subtitle );
705 * Get the description of available titles.
707 * \param p_mi the media player
708 * \return list containing description of available titles
710 VLC_PUBLIC_API libvlc_track_description_t *
711 libvlc_video_get_title_description( libvlc_media_player_t *p_mi );
714 * Get the description of available chapters for specific title.
716 * \param p_mi the media player
717 * \param i_title selected title
718 * \return list containing description of available chapter for title i_title
720 VLC_PUBLIC_API libvlc_track_description_t *
721 libvlc_video_get_chapter_description( libvlc_media_player_t *p_mi, int i_title );
724 * Get current crop filter geometry.
726 * \param p_mi the media player
727 * \return the crop filter geometry or NULL if unset
729 VLC_PUBLIC_API char *libvlc_video_get_crop_geometry( libvlc_media_player_t *p_mi );
732 * Set new crop filter geometry.
734 * \param p_mi the media player
735 * \param psz_geometry new crop filter geometry (NULL to unset)
738 void libvlc_video_set_crop_geometry( libvlc_media_player_t *p_mi, const char *psz_geometry );
741 * Get current teletext page requested.
743 * \param p_mi the media player
744 * \return the current teletext page requested.
746 VLC_PUBLIC_API int libvlc_video_get_teletext( libvlc_media_player_t *p_mi );
749 * Set new teletext page to retrieve.
751 * \param p_mi the media player
752 * \param i_page teletex page number requested
754 VLC_PUBLIC_API void libvlc_video_set_teletext( libvlc_media_player_t *p_mi, int i_page );
757 * Toggle teletext transparent status on video output.
759 * \param p_mi the media player
761 VLC_PUBLIC_API void libvlc_toggle_teletext( libvlc_media_player_t *p_mi );
764 * Get number of available video tracks.
766 * \param p_mi media player
767 * \return the number of available video tracks (int)
769 VLC_PUBLIC_API int libvlc_video_get_track_count( libvlc_media_player_t *p_mi );
772 * Get the description of available video tracks.
774 * \param p_mi media player
775 * \return list with description of available video tracks, or NULL on error
777 VLC_PUBLIC_API libvlc_track_description_t *
778 libvlc_video_get_track_description( libvlc_media_player_t *p_mi );
781 * Get current video track.
783 * \param p_mi media player
784 * \return the video track (int) or -1 if none
786 VLC_PUBLIC_API int libvlc_video_get_track( libvlc_media_player_t *p_mi );
791 * \param p_mi media player
792 * \param i_track the track (int)
793 * \return 0 on success, -1 if out of range
796 int libvlc_video_set_track( libvlc_media_player_t *p_mi, int i_track );
799 * Take a snapshot of the current video window.
801 * If i_width AND i_height is 0, original size is used.
802 * If i_width XOR i_height is 0, original aspect-ratio is preserved.
804 * \param p_mi media player instance
805 * \param num number of video output (typically 0 for the first/only one)
806 * \param psz_filepath the path where to save the screenshot to
807 * \param i_width the snapshot's width
808 * \param i_height the snapshot's height
809 * \return 0 on success, -1 if the video was not found
812 int libvlc_video_take_snapshot( libvlc_media_player_t *p_mi, unsigned num,
813 const char *psz_filepath, unsigned int i_width,
814 unsigned int i_height );
817 * Enable or disable deinterlace filter
819 * \param p_mi libvlc media player
820 * \param psz_mode type of deinterlace filter, NULL to disable
822 VLC_PUBLIC_API void libvlc_video_set_deinterlace( libvlc_media_player_t *p_mi,
823 const char *psz_mode );
826 * Get an integer marquee option value
828 * \param p_mi libvlc media player
829 * \param option marq option to get \see libvlc_video_marquee_int_option_t
831 VLC_PUBLIC_API int libvlc_video_get_marquee_int( libvlc_media_player_t *p_mi,
835 * Get a string marquee option value
837 * \param p_mi libvlc media player
838 * \param option marq option to get \see libvlc_video_marquee_string_option_t
840 VLC_PUBLIC_API char *libvlc_video_get_marquee_string( libvlc_media_player_t *p_mi,
844 * Enable, disable or set an integer marquee option
846 * Setting libvlc_marquee_Enable has the side effect of enabling (arg !0)
847 * or disabling (arg 0) the marq filter.
849 * \param p_mi libvlc media player
850 * \param option marq option to set \see libvlc_video_marquee_int_option_t
851 * \param i_val marq option value
853 VLC_PUBLIC_API void libvlc_video_set_marquee_int( libvlc_media_player_t *p_mi,
854 unsigned option, int i_val );
857 * Set a marquee string option
859 * \param p_mi libvlc media player
860 * \param option marq option to set \see libvlc_video_marquee_string_option_t
861 * \param psz_text marq option value
863 VLC_PUBLIC_API void libvlc_video_set_marquee_string( libvlc_media_player_t *p_mi,
864 unsigned option, const char *psz_text );
866 /** option values for libvlc_video_{get,set}_logo_{int,string} */
867 enum libvlc_video_logo_option_t {
869 libvlc_logo_file, /**< string argument, "file,d,t;file,d,t;..." */
875 libvlc_logo_position,
879 * Get integer logo option.
881 * \param p_mi libvlc media player instance
882 * \param option logo option to get, values of libvlc_video_logo_option_t
884 VLC_PUBLIC_API int libvlc_video_get_logo_int( libvlc_media_player_t *p_mi,
888 * Set logo option as integer. Options that take a different type value
890 * Passing libvlc_logo_enable as option value has the side effect of
891 * starting (arg !0) or stopping (arg 0) the logo filter.
893 * \param p_mi libvlc media player instance
894 * \param option logo option to set, values of libvlc_video_logo_option_t
895 * \param value logo option value
897 VLC_PUBLIC_API void libvlc_video_set_logo_int( libvlc_media_player_t *p_mi,
898 unsigned option, int value );
901 * Set logo option as string. Options that take a different type value
904 * \param p_mi libvlc media player instance
905 * \param option logo option to set, values of libvlc_video_logo_option_t
906 * \param psz_value logo option value
908 VLC_PUBLIC_API void libvlc_video_set_logo_string( libvlc_media_player_t *p_mi,
909 unsigned option, const char *psz_value );
914 /** \defgroup libvlc_audio LibVLC audio controls
921 typedef enum libvlc_audio_output_device_types_t {
922 libvlc_AudioOutputDevice_Error = -1,
923 libvlc_AudioOutputDevice_Mono = 1,
924 libvlc_AudioOutputDevice_Stereo = 2,
925 libvlc_AudioOutputDevice_2F2R = 4,
926 libvlc_AudioOutputDevice_3F2R = 5,
927 libvlc_AudioOutputDevice_5_1 = 6,
928 libvlc_AudioOutputDevice_6_1 = 7,
929 libvlc_AudioOutputDevice_7_1 = 8,
930 libvlc_AudioOutputDevice_SPDIF = 10
931 } libvlc_audio_output_device_types_t;
936 typedef enum libvlc_audio_output_channel_t {
937 libvlc_AudioChannel_Error = -1,
938 libvlc_AudioChannel_Stereo = 1,
939 libvlc_AudioChannel_RStereo = 2,
940 libvlc_AudioChannel_Left = 3,
941 libvlc_AudioChannel_Right = 4,
942 libvlc_AudioChannel_Dolbys = 5
943 } libvlc_audio_output_channel_t;
947 * Get the list of available audio outputs
949 * \param p_instance libvlc instance
950 * \return list of available audio outputs. It must be freed it with
951 * \see libvlc_audio_output_list_release \see libvlc_audio_output_t .
952 * In case of error, NULL is returned.
954 VLC_PUBLIC_API libvlc_audio_output_t *
955 libvlc_audio_output_list_get( libvlc_instance_t *p_instance );
958 * Free the list of available audio outputs
960 * \param p_list list with audio outputs for release
962 VLC_PUBLIC_API void libvlc_audio_output_list_release( libvlc_audio_output_t *p_list );
965 * Set the audio output.
966 * Change will be applied after stop and play.
968 * \param p_mi media player
969 * \param psz_name name of audio output,
970 * use psz_name of \see libvlc_audio_output_t
971 * \return true if function succeded
973 VLC_PUBLIC_API int libvlc_audio_output_set( libvlc_media_player_t *p_mi,
974 const char *psz_name );
977 * Get count of devices for audio output, these devices are hardware oriented
978 * like analor or digital output of sound card
980 * \param p_instance libvlc instance
981 * \param psz_audio_output - name of audio output, \see libvlc_audio_output_t
982 * \return number of devices
984 VLC_PUBLIC_API int libvlc_audio_output_device_count( libvlc_instance_t *p_instance,
985 const char *psz_audio_output );
988 * Get long name of device, if not available short name given
990 * \param p_instance libvlc instance
991 * \param psz_audio_output - name of audio output, \see libvlc_audio_output_t
992 * \param i_device device index
993 * \return long name of device
995 VLC_PUBLIC_API char * libvlc_audio_output_device_longname( libvlc_instance_t *p_instance,
996 const char *psz_audio_output,
1000 * Get id name of device
1002 * \param p_instance libvlc instance
1003 * \param psz_audio_output - name of audio output, \see libvlc_audio_output_t
1004 * \param i_device device index
1005 * \return id name of device, use for setting device, need to be free after use
1007 VLC_PUBLIC_API char * libvlc_audio_output_device_id( libvlc_instance_t *p_instance,
1008 const char *psz_audio_output,
1012 * Set audio output device. Changes are only effective after stop and play.
1014 * \param p_mi media player
1015 * \param psz_audio_output - name of audio output, \see libvlc_audio_output_t
1016 * \param psz_device_id device
1018 VLC_PUBLIC_API void libvlc_audio_output_device_set( libvlc_media_player_t *p_mi,
1019 const char *psz_audio_output,
1020 const char *psz_device_id );
1023 * Get current audio device type. Device type describes something like
1024 * character of output sound - stereo sound, 2.1, 5.1 etc
1026 * \param p_mi media player
1027 * \return the audio devices type \see libvlc_audio_output_device_types_t
1029 VLC_PUBLIC_API int libvlc_audio_output_get_device_type( libvlc_media_player_t *p_mi );
1032 * Set current audio device type.
1034 * \param p_mi vlc instance
1035 * \param device_type the audio device type,
1036 according to \see libvlc_audio_output_device_types_t
1038 VLC_PUBLIC_API void libvlc_audio_output_set_device_type( libvlc_media_player_t *p_mi,
1043 * Toggle mute status.
1045 * \param p_mi media player
1047 VLC_PUBLIC_API void libvlc_audio_toggle_mute( libvlc_media_player_t *p_mi );
1050 * Get current mute status.
1052 * \param p_mi media player
1053 * \return the mute status (boolean)
1055 VLC_PUBLIC_API int libvlc_audio_get_mute( libvlc_media_player_t *p_mi );
1060 * \param p_mi media player
1061 * \param status If status is true then mute, otherwise unmute
1063 VLC_PUBLIC_API void libvlc_audio_set_mute( libvlc_media_player_t *p_mi, int status );
1066 * Get current audio level.
1068 * \param p_mi media player
1069 * \return the audio level (int)
1071 VLC_PUBLIC_API int libvlc_audio_get_volume( libvlc_media_player_t *p_mi );
1074 * Set current audio level.
1076 * \param p_mi media player
1077 * \param i_volume the volume (int)
1078 * \return 0 if the volume was set, -1 if it was out of range
1080 VLC_PUBLIC_API int libvlc_audio_set_volume( libvlc_media_player_t *p_mi, int i_volume );
1083 * Get number of available audio tracks.
1085 * \param p_mi media player
1086 * \return the number of available audio tracks (int), or -1 if unavailable
1088 VLC_PUBLIC_API int libvlc_audio_get_track_count( libvlc_media_player_t *p_mi );
1091 * Get the description of available audio tracks.
1093 * \param p_mi media player
1094 * \return list with description of available audio tracks, or NULL
1096 VLC_PUBLIC_API libvlc_track_description_t *
1097 libvlc_audio_get_track_description( libvlc_media_player_t *p_mi );
1100 * Get current audio track.
1102 * \param p_mi media player
1103 * \return the audio track (int), or -1 if none.
1105 VLC_PUBLIC_API int libvlc_audio_get_track( libvlc_media_player_t *p_mi );
1108 * Set current audio track.
1110 * \param p_mi media player
1111 * \param i_track the track (int)
1112 * \return 0 on success, -1 on error
1114 VLC_PUBLIC_API int libvlc_audio_set_track( libvlc_media_player_t *p_mi, int i_track );
1117 * Get current audio channel.
1119 * \param p_mi media player
1120 * \return the audio channel \see libvlc_audio_output_channel_t
1122 VLC_PUBLIC_API int libvlc_audio_get_channel( libvlc_media_player_t *p_mi );
1125 * Set current audio channel.
1127 * \param p_mi media player
1128 * \param channel the audio channel, \see libvlc_audio_output_channel_t
1129 * \return 0 on success, -1 on error
1131 VLC_PUBLIC_API int libvlc_audio_set_channel( libvlc_media_player_t *p_mi, int channel );
1135 /** @} media_player */
1141 #endif /* VLC_LIBVLC_MEDIA_PLAYER_H */