1 /*****************************************************************************
2 * control.h: global header for mediacontrol
3 *****************************************************************************
4 * Copyright (C) 2005 the VideoLAN team
7 * Authors: Olivier Aubert <olivier.aubert@liris.univ-lyon1.fr>
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
22 *****************************************************************************/
25 * \defgroup mediacontrol MediaControl
26 * This is the MediaControl API, * intended to provide a generic API to movie players.
32 #ifndef _VLC_CONTROL_H
33 #define _VLC_CONTROL_H 1
41 #define WINDOWHANDLE HWND
43 #define WINDOWHANDLE int
46 #include <vlc/libvlc.h>
47 #include <vlc/mediacontrol_structures.h>
50 * mediacontrol_Instance is an opaque structure, defined in
51 * mediacontrol_internal.h. API users do not have to mess with it.
53 typedef struct mediacontrol_Instance mediacontrol_Instance;
55 /**************************************************************************
57 ***************************************************************************/
60 * Free a RGBPicture structure.
61 * \param pic: the RGBPicture structure
63 VLC_PUBLIC_API void mediacontrol_RGBPicture__free( mediacontrol_RGBPicture *pic );
65 VLC_PUBLIC_API void mediacontrol_PlaylistSeq__free( mediacontrol_PlaylistSeq *ps );
68 * Free a StreamInformation structure.
69 * \param pic: the StreamInformation structure
72 mediacontrol_StreamInformation__free( mediacontrol_StreamInformation* p_si );
75 * Instanciate and initialize an exception structure.
76 * \return the exception
78 VLC_PUBLIC_API mediacontrol_Exception *
79 mediacontrol_exception_create( void );
82 * Initialize an existing exception structure.
83 * \param p_exception the exception to initialize.
86 mediacontrol_exception_init( mediacontrol_Exception *exception );
89 * Clean up an existing exception structure after use.
90 * \param p_exception the exception to clean up.
93 mediacontrol_exception_cleanup( mediacontrol_Exception *exception );
96 * Free an exception structure created with mediacontrol_exception_create().
97 * \return the exception
99 VLC_PUBLIC_API void mediacontrol_exception_free(mediacontrol_Exception *exception);
101 /*****************************************************************************
103 *****************************************************************************/
106 * Create a MediaControl instance with parameters
107 * \param argc the number of arguments
108 * \param argv parameters
109 * \param exception an initialized exception pointer
110 * \return a mediacontrol_Instance
112 VLC_PUBLIC_API mediacontrol_Instance *
113 mediacontrol_new( int argc, char **argv, mediacontrol_Exception *exception );
116 * Create a MediaControl instance from an existing libvlc instance
117 * \param p_instance the libvlc instance
118 * \param exception an initialized exception pointer
119 * \return a mediacontrol_Instance
121 VLC_PUBLIC_API mediacontrol_Instance *
122 mediacontrol_new_from_instance( libvlc_instance_t* p_instance,
123 mediacontrol_Exception *exception );
126 * Get the associated libvlc instance
127 * \param self: the mediacontrol instance
128 * \return a libvlc instance
130 VLC_PUBLIC_API libvlc_instance_t*
131 mediacontrol_get_libvlc_instance( mediacontrol_Instance* self );
134 * Get the current position
135 * \param self the mediacontrol instance
136 * \param an_origin the position origin
137 * \param a_key the position unit
138 * \param exception an initialized exception pointer
139 * \return a mediacontrol_Position
141 VLC_PUBLIC_API mediacontrol_Position * mediacontrol_get_media_position(
142 mediacontrol_Instance *self,
143 const mediacontrol_PositionOrigin an_origin,
144 const mediacontrol_PositionKey a_key,
145 mediacontrol_Exception *exception );
149 * \param self the mediacontrol instance
150 * \param a_position a mediacontrol_Position
151 * \param exception an initialized exception pointer
153 VLC_PUBLIC_API void mediacontrol_set_media_position( mediacontrol_Instance *self,
154 const mediacontrol_Position *a_position,
155 mediacontrol_Exception *exception );
158 * Play the movie at a given position
159 * \param self the mediacontrol instance
160 * \param a_position a mediacontrol_Position
161 * \param exception an initialized exception pointer
163 VLC_PUBLIC_API void mediacontrol_start( mediacontrol_Instance *self,
164 const mediacontrol_Position *a_position,
165 mediacontrol_Exception *exception );
168 * Pause the movie at a given position
169 * \param self the mediacontrol instance
170 * \param a_position a mediacontrol_Position (ignored for now)
171 * \param exception an initialized exception pointer
173 VLC_PUBLIC_API void mediacontrol_pause( mediacontrol_Instance *self,
174 const mediacontrol_Position *a_position,
175 mediacontrol_Exception *exception );
178 * Resume the movie at a given position
179 * \param self the mediacontrol instance
180 * \param a_position a mediacontrol_Position (ignored for now)
181 * \param exception an initialized exception pointer
183 VLC_PUBLIC_API void mediacontrol_resume( mediacontrol_Instance *self,
184 const mediacontrol_Position *a_position,
185 mediacontrol_Exception *exception );
188 * Stop the movie at a given position
189 * \param self the mediacontrol instance
190 * \param a_position a mediacontrol_Position (ignored for now)
191 * \param exception an initialized exception pointer
193 VLC_PUBLIC_API void mediacontrol_stop( mediacontrol_Instance *self,
194 const mediacontrol_Position *a_position,
195 mediacontrol_Exception *exception );
199 * \param self the mediacontrol instance
201 VLC_PUBLIC_API void mediacontrol_exit( mediacontrol_Instance *self );
204 * Add a new MRL to the playlist
205 * \param self the mediacontrol instance
206 * \param psz_file the MRL
207 * \param exception an initialized exception pointer
209 VLC_PUBLIC_API void mediacontrol_playlist_add_item( mediacontrol_Instance *self,
210 const char* psz_file,
211 mediacontrol_Exception *exception );
214 * \param self the mediacontrol instance
215 * \param exception an initialized exception pointer
217 VLC_PUBLIC_API void mediacontrol_playlist_clear( mediacontrol_Instance *self,
218 mediacontrol_Exception *exception );
220 * Get a flattened view of the playlist
221 * \param self the mediacontrol instance
222 * \param exception an initialized exception pointer
223 * \return a list of strings
225 VLC_PUBLIC_API mediacontrol_PlaylistSeq *
226 mediacontrol_playlist_get_list( mediacontrol_Instance *self,
227 mediacontrol_Exception *exception );
231 * \param self the mediacontrol instance
232 * \param exception an initialized exception pointer
235 mediacontrol_playlist_next_item( mediacontrol_Instance *self,
236 mediacontrol_Exception *exception );
238 /*****************************************************************************
240 *****************************************************************************/
243 * \param self the mediacontrol instance
244 * \param a_position the desired position (ignored for now)
245 * \param exception an initialized exception pointer
246 * \return a RGBpicture
248 VLC_PUBLIC_API mediacontrol_RGBPicture *
249 mediacontrol_snapshot( mediacontrol_Instance *self,
250 const mediacontrol_Position *a_position,
251 mediacontrol_Exception *exception );
253 /* Return a NULL terminated list */
255 * Get a list of all cached snapshots (unimplemented)
256 * \param self the mediacontrol instance
257 * \param exception an initialized exception pointer
258 * \return a NULL-terminated list of RGBpicture
260 VLC_PUBLIC_API mediacontrol_RGBPicture **
261 mediacontrol_all_snapshots( mediacontrol_Instance *self,
262 mediacontrol_Exception *exception );
265 * Displays the message string, between "begin" and "end" positions.
266 * \param self the mediacontrol instance
267 * \param message the message to display
268 * \param begin the begin position
269 * \param end the end position
270 * \param exception an initialized exception pointer
272 VLC_PUBLIC_API void mediacontrol_display_text( mediacontrol_Instance *self,
274 const mediacontrol_Position *begin,
275 const mediacontrol_Position *end,
276 mediacontrol_Exception *exception );
279 * Get information about a stream
280 * \param self the mediacontrol instance
281 * \param a_key the time unit
282 * \param exception an initialized exception pointer
283 * \return a mediacontrol_StreamInformation
285 VLC_PUBLIC_API mediacontrol_StreamInformation *
286 mediacontrol_get_stream_information( mediacontrol_Instance *self,
287 mediacontrol_PositionKey a_key,
288 mediacontrol_Exception *exception );
291 * Get the current audio level, normalized in [0..100]
292 * \param self the mediacontrol instance
293 * \param exception an initialized exception pointer
296 VLC_PUBLIC_API unsigned short
297 mediacontrol_sound_get_volume( mediacontrol_Instance *self,
298 mediacontrol_Exception *exception );
300 * Set the audio level
301 * \param self the mediacontrol instance
302 * \param volume the volume (normalized in [0..100])
303 * \param exception an initialized exception pointer
305 VLC_PUBLIC_API void mediacontrol_sound_set_volume( mediacontrol_Instance *self,
306 const unsigned short volume,
307 mediacontrol_Exception *exception );
310 * Set the video output window
311 * \param self the mediacontrol instance
312 * \param visual_id the Xid or HWND, depending on the platform
313 * \param exception an initialized exception pointer
315 VLC_PUBLIC_API vlc_bool_t mediacontrol_set_visual( mediacontrol_Instance *self,
316 WINDOWHANDLE visual_id,
317 mediacontrol_Exception *exception );
320 * Get the current playing rate, in percent
321 * \param self the mediacontrol instance
322 * \param exception an initialized exception pointer
325 VLC_PUBLIC_API int mediacontrol_get_rate( mediacontrol_Instance *self,
326 mediacontrol_Exception *exception );
329 * Set the playing rate, in percent
330 * \param self the mediacontrol instance
331 * \param rate the desired rate
332 * \param exception an initialized exception pointer
334 VLC_PUBLIC_API void mediacontrol_set_rate( mediacontrol_Instance *self,
336 mediacontrol_Exception *exception );
339 * Get current fullscreen status
340 * \param self the mediacontrol instance
341 * \param exception an initialized exception pointer
342 * \return the fullscreen status
344 VLC_PUBLIC_API int mediacontrol_get_fullscreen( mediacontrol_Instance *self,
345 mediacontrol_Exception *exception );
348 * Set fullscreen status
349 * \param self the mediacontrol instance
350 * \param b_fullscreen the desired status
351 * \param exception an initialized exception pointer
353 VLC_PUBLIC_API void mediacontrol_set_fullscreen( mediacontrol_Instance *self,
354 const int b_fullscreen,
355 mediacontrol_Exception *exception );