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/mediacontrol_structures.h>
49 * RGBPicture structure
50 * This generic structure holds a picture in an encoding specified by type.
59 } mediacontrol_RGBPicture;
63 * A simple list of strings.
68 } mediacontrol_PlaylistSeq;
73 } mediacontrol_Exception;
78 #define mediacontrol_PositionKeyNotSupported 1
79 #define mediacontrol_PositionOriginNotSupported 2
80 #define mediacontrol_InvalidPosition 3
81 #define mediacontrol_PlaylistException 4
82 #define mediacontrol_InternalException 5
85 * mediacontrol_Instance is an opaque structure, defined in
86 * mediacontrol_internal.h. API users do not have to mess with it.
88 typedef struct mediacontrol_Instance mediacontrol_Instance;
91 * Possible player status
93 enum mediacontrol_PlayerStatusList
95 mediacontrol_PlayingStatus, mediacontrol_PauseStatus,
96 mediacontrol_ForwardStatus, mediacontrol_BackwardStatus,
97 mediacontrol_InitStatus, mediacontrol_EndStatus,
98 mediacontrol_UndefinedStatus
100 typedef enum mediacontrol_PlayerStatusList mediacontrol_PlayerStatus;
104 * This structure allows to quickly get various informations about the stream.
107 mediacontrol_PlayerStatus streamstatus;
108 char *url; /* The URL of the current media stream */
109 vlc_int64_t position; /* actual location in the stream (in ms) */
110 vlc_int64_t length; /* total length of the stream (in ms) */
111 } mediacontrol_StreamInformation;
113 /**************************************************************************
115 ***************************************************************************/
118 * Allocate a RGBPicture structure.
119 * \param datasize: the size of the data
121 mediacontrol_RGBPicture *mediacontrol_RGBPicture__alloc( int datasize );
124 * Free a RGBPicture structure.
125 * \param pic: the RGBPicture structure
127 VLC_PUBLIC_API void mediacontrol_RGBPicture__free( mediacontrol_RGBPicture *pic );
129 mediacontrol_RGBPicture *
130 _mediacontrol_createRGBPicture( int, int, long, vlc_int64_t l_date,
133 mediacontrol_PlaylistSeq *mediacontrol_PlaylistSeq__alloc( int size );
135 VLC_PUBLIC_API void mediacontrol_PlaylistSeq__free( mediacontrol_PlaylistSeq *ps );
138 * Instanciate and initialize an exception structure.
139 * \return the exception
141 VLC_PUBLIC_API mediacontrol_Exception *
142 mediacontrol_exception_create( void );
145 * Initialize an existing exception structure.
146 * \param p_exception the exception to initialize.
149 mediacontrol_exception_init( mediacontrol_Exception *exception );
152 * Free an exception structure.
153 * \return the exception
155 VLC_PUBLIC_API void mediacontrol_exception_free(mediacontrol_Exception *exception);
157 /*****************************************************************************
159 *****************************************************************************/
162 * Create a MediaControl instance with parameters
163 * \param argc the number of arguments
164 * \param argv parameters
165 * \param exception an initialized exception pointer
166 * \return a mediacontrol_Instance
168 VLC_PUBLIC_API mediacontrol_Instance *
169 mediacontrol_new( int argc, char **argv, mediacontrol_Exception *exception );
172 * Create a MediaControl instance from an existing libvlc instance
173 * \param p_instance the libvlc instance
174 * \param exception an initialized exception pointer
175 * \return a mediacontrol_Instance
177 VLC_PUBLIC_API mediacontrol_Instance *
178 mediacontrol_new_from_instance( libvlc_instance_t* p_instance,
179 mediacontrol_Exception *exception );
182 * Get the associated libvlc instance
183 * \param self: the mediacontrol instance
184 * \return a libvlc instance
186 VLC_PUBLIC_API libvlc_instance_t*
187 mediacontrol_get_libvlc_instance( mediacontrol_Instance* self );
190 * Get the current position
191 * \param self the mediacontrol instance
192 * \param an_origin the position origin
193 * \param a_key the position unit
194 * \param exception an initialized exception pointer
195 * \return a mediacontrol_Position
197 VLC_PUBLIC_API mediacontrol_Position * mediacontrol_get_media_position(
198 mediacontrol_Instance *self,
199 const mediacontrol_PositionOrigin an_origin,
200 const mediacontrol_PositionKey a_key,
201 mediacontrol_Exception *exception );
205 * \param self the mediacontrol instance
206 * \param a_position a mediacontrol_Position
207 * \param exception an initialized exception pointer
209 VLC_PUBLIC_API void mediacontrol_set_media_position( mediacontrol_Instance *self,
210 const mediacontrol_Position *a_position,
211 mediacontrol_Exception *exception );
214 * Play the movie at a given position
215 * \param self the mediacontrol instance
216 * \param a_position a mediacontrol_Position
217 * \param exception an initialized exception pointer
219 VLC_PUBLIC_API void mediacontrol_start( mediacontrol_Instance *self,
220 const mediacontrol_Position *a_position,
221 mediacontrol_Exception *exception );
224 * Pause the movie at a given position
225 * \param self the mediacontrol instance
226 * \param a_position a mediacontrol_Position (ignored for now)
227 * \param exception an initialized exception pointer
229 VLC_PUBLIC_API void mediacontrol_pause( mediacontrol_Instance *self,
230 const mediacontrol_Position *a_position,
231 mediacontrol_Exception *exception );
234 * Resume the movie at a given position
235 * \param self the mediacontrol instance
236 * \param a_position a mediacontrol_Position (ignored for now)
237 * \param exception an initialized exception pointer
239 VLC_PUBLIC_API void mediacontrol_resume( mediacontrol_Instance *self,
240 const mediacontrol_Position *a_position,
241 mediacontrol_Exception *exception );
244 * Stop the movie at a given position
245 * \param self the mediacontrol instance
246 * \param a_position a mediacontrol_Position (ignored for now)
247 * \param exception an initialized exception pointer
249 VLC_PUBLIC_API void mediacontrol_stop( mediacontrol_Instance *self,
250 const mediacontrol_Position *a_position,
251 mediacontrol_Exception *exception );
255 * \param self the mediacontrol instance
257 VLC_PUBLIC_API void mediacontrol_exit( mediacontrol_Instance *self );
260 * Add a new MRL to the playlist
261 * \param self the mediacontrol instance
262 * \param psz_file the MRL
263 * \param exception an initialized exception pointer
265 VLC_PUBLIC_API void mediacontrol_playlist_add_item( mediacontrol_Instance *self,
266 const char* psz_file,
267 mediacontrol_Exception *exception );
270 * \param self the mediacontrol instance
271 * \param exception an initialized exception pointer
273 VLC_PUBLIC_API void mediacontrol_playlist_clear( mediacontrol_Instance *self,
274 mediacontrol_Exception *exception );
276 * Get a flattened view of the playlist
277 * \param self the mediacontrol instance
278 * \param exception an initialized exception pointer
279 * \return a list of strings
281 VLC_PUBLIC_API mediacontrol_PlaylistSeq *
282 mediacontrol_playlist_get_list( mediacontrol_Instance *self,
283 mediacontrol_Exception *exception );
287 * \param self the mediacontrol instance
288 * \param exception an initialized exception pointer
291 mediacontrol_playlist_next_item( mediacontrol_Instance *self,
292 mediacontrol_Exception *exception );
294 /*****************************************************************************
296 *****************************************************************************/
299 * \param self the mediacontrol instance
300 * \param a_position the desired position (ignored for now)
301 * \param exception an initialized exception pointer
302 * \return a RGBpicture
304 VLC_PUBLIC_API mediacontrol_RGBPicture *
305 mediacontrol_snapshot( mediacontrol_Instance *self,
306 const mediacontrol_Position *a_position,
307 mediacontrol_Exception *exception );
309 /* Return a NULL terminated list */
311 * Get a list of all cached snapshots (unimplemented)
312 * \param self the mediacontrol instance
313 * \param exception an initialized exception pointer
314 * \return a NULL-terminated list of RGBpicture
316 VLC_PUBLIC_API mediacontrol_RGBPicture **
317 mediacontrol_all_snapshots( mediacontrol_Instance *self,
318 mediacontrol_Exception *exception );
321 * Displays the message string, between "begin" and "end" positions.
322 * \param self the mediacontrol instance
323 * \param message the message to display
324 * \param begin the begin position
325 * \param end the end position
326 * \param exception an initialized exception pointer
328 VLC_PUBLIC_API void mediacontrol_display_text( mediacontrol_Instance *self,
330 const mediacontrol_Position *begin,
331 const mediacontrol_Position *end,
332 mediacontrol_Exception *exception );
335 * Get information about a stream
336 * \param self the mediacontrol instance
337 * \param a_key the time unit
338 * \param exception an initialized exception pointer
339 * \return a mediacontrol_StreamInformation
341 VLC_PUBLIC_API mediacontrol_StreamInformation *
342 mediacontrol_get_stream_information( mediacontrol_Instance *self,
343 mediacontrol_PositionKey a_key,
344 mediacontrol_Exception *exception );
347 * Get the current audio level, normalized in [0..100]
348 * \param self the mediacontrol instance
349 * \param exception an initialized exception pointer
352 VLC_PUBLIC_API unsigned short
353 mediacontrol_sound_get_volume( mediacontrol_Instance *self,
354 mediacontrol_Exception *exception );
356 * Set the audio level
357 * \param self the mediacontrol instance
358 * \param volume the volume (normalized in [0..100])
359 * \param exception an initialized exception pointer
361 VLC_PUBLIC_API void mediacontrol_sound_set_volume( mediacontrol_Instance *self,
362 const unsigned short volume,
363 mediacontrol_Exception *exception );
366 * Set the video output window
367 * \param self the mediacontrol instance
368 * \param visual_id the Xid or HWND, depending on the platform
369 * \param exception an initialized exception pointer
371 VLC_PUBLIC_API vlc_bool_t mediacontrol_set_visual( mediacontrol_Instance *self,
372 WINDOWHANDLE visual_id,
373 mediacontrol_Exception *exception );
376 * Get the current playing rate, in percent
377 * \param self the mediacontrol instance
378 * \param exception an initialized exception pointer
381 VLC_PUBLIC_API int mediacontrol_get_rate( mediacontrol_Instance *self,
382 mediacontrol_Exception *exception );
385 * Set the playing rate, in percent
386 * \param self the mediacontrol instance
387 * \param rate the desired rate
388 * \param exception an initialized exception pointer
390 VLC_PUBLIC_API void mediacontrol_set_rate( mediacontrol_Instance *self,
392 mediacontrol_Exception *exception );
395 * Get current fullscreen status
396 * \param self the mediacontrol instance
397 * \param exception an initialized exception pointer
398 * \return the fullscreen status
400 VLC_PUBLIC_API int mediacontrol_get_fullscreen( mediacontrol_Instance *self,
401 mediacontrol_Exception *exception );
404 * Set fullscreen status
405 * \param self the mediacontrol instance
406 * \param b_fullscreen the desired status
407 * \param exception an initialized exception pointer
409 VLC_PUBLIC_API void mediacontrol_set_fullscreen( mediacontrol_Instance *self,
410 const int b_fullscreen,
411 mediacontrol_Exception *exception );