1 /*****************************************************************************
2 * vlm.c: libvlc new API VLM handling functions
3 *****************************************************************************
4 * Copyright (C) 2005 the VideoLAN team
7 * Authors: Clément Stenac <zorglub@videolan.org>
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 *****************************************************************************/
24 #include "libvlc_internal.h"
26 #include <vlc/libvlc.h>
28 #include <vlc_input.h>
32 /* local function to be used in libvlc_vlm_show_media only */
33 static char* recurse_answer( char* psz_prefix, vlm_message_t *p_answer ) {
34 char* psz_childprefix;
35 char* psz_response="";
38 vlm_message_t *aw_child, **paw_child;
40 asprintf( &psz_childprefix, "%s%s.", psz_prefix, p_answer->psz_name );
42 if ( p_answer->i_child )
44 paw_child = p_answer->child;
45 aw_child = *( paw_child );
46 for( i = 0; i < p_answer->i_child; i++ )
48 asprintf( &response_tmp, "%s%s%s:%s\n",
49 psz_response, psz_prefix, aw_child->psz_name,
50 aw_child->psz_value );
52 psz_response = response_tmp;
53 if ( aw_child->i_child )
55 asprintf(&response_tmp, "%s%s", psz_response,
56 recurse_answer(psz_childprefix, aw_child));
58 psz_response = response_tmp;
61 aw_child = *( paw_child );
64 free( psz_childprefix );
68 char* libvlc_vlm_show_media( libvlc_instance_t *p_instance, char *psz_name,
69 libvlc_exception_t *p_exception )
72 vlm_message_t *answer;
76 asprintf( &psz_message, "show %s", psz_name );
77 asprintf( &psz_response, "", psz_name );
78 vlm_ExecuteCommand( p_instance->p_vlm, psz_message, &answer );
79 if( answer->psz_value )
81 libvlc_exception_raise( p_exception, "Unable to call show %s: %s",
82 psz_name, answer->psz_value );
88 psz_response = recurse_answer( "", answer );
92 return(psz_response );
96 char* libvlc_vlm_show_media( libvlc_instance_t *p_instance,
98 libvlc_exception_t *p_exception )
101 /* FIXME is it needed ? */
102 libvlc_exception_raise( p_exception, "Unable to call show %s", psz_name );
108 static int libvlc_vlm_init( libvlc_instance_t *p_instance,
109 libvlc_exception_t *p_exception )
111 if( !p_instance->p_vlm )
112 p_instance->p_vlm = vlm_New( p_instance->p_libvlc_int );
114 if( !p_instance->p_vlm )
116 libvlc_exception_raise( p_exception,
117 "Unable to create VLM." );
122 #define VLM_RET(p,ret) do { \
123 if( libvlc_vlm_init( p_instance, p_exception ) ) return ret;\
124 (p) = p_instance->p_vlm; \
126 #define VLM(p) VLM_RET(p,)
128 static vlm_media_instance_t *libvlc_vlm_get_media_instance( libvlc_instance_t *p_instance,
129 const char *psz_name,
131 libvlc_exception_t *p_exception )
134 vlm_media_instance_t **pp_minstance;
135 vlm_media_instance_t *p_minstance;
139 VLM_RET(p_vlm, NULL);
141 if( vlm_Control( p_vlm, VLM_GET_MEDIA_ID, psz_name, &id ) ||
142 vlm_Control( p_vlm, VLM_GET_MEDIA_INSTANCES, id, &pp_minstance, &i_minstance ) )
144 libvlc_exception_raise( p_exception, "Unable to get %s instances", psz_name );
148 if( i_minstance_idx >= 0 && i_minstance_idx < i_minstance )
150 p_minstance = pp_minstance[i_minstance_idx];
151 TAB_REMOVE( i_minstance, pp_minstance, p_minstance );
153 while( i_minstance > 0 )
154 vlm_media_instance_Delete( pp_minstance[--i_minstance] );
155 TAB_CLEAN( i_minstance, pp_minstance );
160 void libvlc_vlm_release( libvlc_instance_t *p_instance, libvlc_exception_t *p_exception)
169 void libvlc_vlm_add_broadcast( libvlc_instance_t *p_instance,
170 const char *psz_name,
171 const char *psz_input,
172 const char *psz_output, int i_options,
173 const char * const *ppsz_options,
174 int b_enabled, int b_loop,
175 libvlc_exception_t *p_exception )
183 vlm_media_Init( &m );
184 m.psz_name = strdup( psz_name );
185 m.b_enabled = b_enabled;
187 m.broadcast.b_loop = b_loop;
189 TAB_APPEND( m.i_input, m.ppsz_input, strdup(psz_input) );
191 m.psz_output = strdup( psz_output );
192 for( n = 0; n < i_options; n++ )
193 TAB_APPEND( m.i_option, m.ppsz_option, strdup(ppsz_options[n]) );
195 n = vlm_Control( p_vlm, VLM_ADD_MEDIA, &m, NULL );
196 vlm_media_Clean( &m );
198 libvlc_exception_raise( p_exception, "Media %s creation failed", psz_name );
201 void libvlc_vlm_add_vod( libvlc_instance_t *p_instance, const char *psz_name,
202 const char *psz_input, int i_options,
203 const char * const *ppsz_options, int b_enabled,
204 const char *psz_mux, libvlc_exception_t *p_exception )
212 vlm_media_Init( &m );
213 m.psz_name = strdup( psz_name );
214 m.b_enabled = b_enabled;
216 m.vod.psz_mux = psz_mux ? strdup( psz_mux ) : NULL;
218 TAB_APPEND( m.i_input, m.ppsz_input, strdup(psz_input) );
219 for( n = 0; n < i_options; n++ )
220 TAB_APPEND( m.i_option, m.ppsz_option, strdup(ppsz_options[n]) );
222 n = vlm_Control( p_vlm, VLM_ADD_MEDIA, &m, NULL );
223 vlm_media_Clean( &m );
225 libvlc_exception_raise( p_exception, "Media %s creation failed", psz_name );
228 void libvlc_vlm_del_media( libvlc_instance_t *p_instance, const char *psz_name,
229 libvlc_exception_t *p_exception )
236 if( vlm_Control( p_vlm, VLM_GET_MEDIA_ID, psz_name, &id ) ||
237 vlm_Control( p_vlm, VLM_DEL_MEDIA, id ) )
239 libvlc_exception_raise( p_exception, "Unable to delete %s", psz_name );
243 #define VLM_CHANGE(psz_error, code ) do { \
244 vlm_media_t *p_media; \
248 if( vlm_Control( p_vlm, VLM_GET_MEDIA_ID, psz_name, &id ) || \
249 vlm_Control( p_vlm, VLM_GET_MEDIA, id, &p_media ) ) { \
250 libvlc_exception_raise( p_exception, psz_error, psz_name ); \
253 if( !p_media ) goto error; \
257 if( vlm_Control( p_vlm, VLM_CHANGE_MEDIA, p_media ) ) { \
258 vlm_media_Delete( p_media ); \
261 vlm_media_Delete( p_media ); \
264 libvlc_exception_raise( p_exception, psz_error, psz_name );\
267 void libvlc_vlm_set_enabled( libvlc_instance_t *p_instance,
268 const char *psz_name, int b_enabled,
269 libvlc_exception_t *p_exception )
271 #define VLM_CHANGE_CODE { p_media->b_enabled = b_enabled; }
272 VLM_CHANGE( "Unable to delete %s", VLM_CHANGE_CODE );
273 #undef VLM_CHANGE_CODE
276 void libvlc_vlm_set_loop( libvlc_instance_t *p_instance, const char *psz_name,
277 int b_loop, libvlc_exception_t *p_exception )
279 #define VLM_CHANGE_CODE { p_media->broadcast.b_loop = b_loop; }
280 VLM_CHANGE( "Unable to change %s loop property", VLM_CHANGE_CODE );
281 #undef VLM_CHANGE_CODE
284 void libvlc_vlm_set_mux( libvlc_instance_t *p_instance, const char *psz_name,
285 const char *psz_mux, libvlc_exception_t *p_exception )
287 #define VLM_CHANGE_CODE { if( p_media->b_vod ) { \
288 free( p_media->vod.psz_mux ); \
289 p_media->vod.psz_mux = psz_mux ? strdup( psz_mux ) : NULL; \
291 VLM_CHANGE( "Unable to change %s mux property", VLM_CHANGE_CODE );
292 #undef VLM_CHANGE_CODE
295 void libvlc_vlm_set_output( libvlc_instance_t *p_instance,
296 const char *psz_name, const char *psz_output,
297 libvlc_exception_t *p_exception )
299 #define VLM_CHANGE_CODE { free( p_media->psz_output ); \
300 p_media->psz_output = strdup( psz_output ); }
301 VLM_CHANGE( "Unable to change %s output property", VLM_CHANGE_CODE );
302 #undef VLM_CHANGE_CODE
305 void libvlc_vlm_set_input( libvlc_instance_t *p_instance,
306 const char *psz_name, const char *psz_input,
307 libvlc_exception_t *p_exception )
309 #define VLM_CHANGE_CODE { while( p_media->i_input > 0 ) \
310 free( p_media->ppsz_input[--p_media->i_input] );\
311 TAB_APPEND( p_media->i_input, p_media->ppsz_input, strdup(psz_input) ); }
312 VLM_CHANGE( "Unable to change %s input property", VLM_CHANGE_CODE );
313 #undef VLM_CHANGE_CODE
316 void libvlc_vlm_add_input( libvlc_instance_t *p_instance,
317 const char *psz_name, const char *psz_input,
318 libvlc_exception_t *p_exception )
320 #define VLM_CHANGE_CODE { TAB_APPEND( p_media->i_input, p_media->ppsz_input, strdup(psz_input) ); }
321 VLM_CHANGE( "Unable to change %s input property", VLM_CHANGE_CODE );
322 #undef VLM_CHANGE_CODE
325 void libvlc_vlm_change_media( libvlc_instance_t *p_instance,
326 const char *psz_name, const char *psz_input,
327 const char *psz_output, int i_options,
328 const char * const *ppsz_options, int b_enabled,
329 int b_loop, libvlc_exception_t *p_exception )
331 #define VLM_CHANGE_CODE { int n; \
332 p_media->b_enabled = b_enabled; \
333 p_media->broadcast.b_loop = b_loop; \
334 while( p_media->i_input > 0 ) \
335 free( p_media->ppsz_input[--p_media->i_input] ); \
337 TAB_APPEND( p_media->i_input, p_media->ppsz_input, strdup(psz_input) ); \
338 free( p_media->psz_output ); \
339 p_media->psz_output = psz_output ? strdup( psz_output ) : NULL; \
340 while( p_media->i_option > 0 ) \
341 free( p_media->ppsz_option[--p_media->i_option] ); \
342 for( n = 0; n < i_options; n++ ) \
343 TAB_APPEND( p_media->i_option, p_media->ppsz_option, strdup(ppsz_options[n]) ); \
345 VLM_CHANGE( "Unable to change %s properties", VLM_CHANGE_CODE );
346 #undef VLM_CHANGE_CODE
349 void libvlc_vlm_play_media( libvlc_instance_t *p_instance,
350 const char *psz_name,
351 libvlc_exception_t *p_exception )
358 if( vlm_Control( p_vlm, VLM_GET_MEDIA_ID, psz_name, &id ) ||
359 vlm_Control( p_vlm, VLM_START_MEDIA_BROADCAST_INSTANCE, id, NULL, 0 ) )
361 libvlc_exception_raise( p_exception, "Unable to play %s", psz_name );
365 void libvlc_vlm_stop_media( libvlc_instance_t *p_instance,
366 const char *psz_name,
367 libvlc_exception_t *p_exception )
374 if( vlm_Control( p_vlm, VLM_GET_MEDIA_ID, psz_name, &id ) ||
375 vlm_Control( p_vlm, VLM_STOP_MEDIA_INSTANCE, id, NULL ) )
377 libvlc_exception_raise( p_exception, "Unable to stop %s", psz_name );
381 void libvlc_vlm_pause_media( libvlc_instance_t *p_instance,
382 const char *psz_name,
383 libvlc_exception_t *p_exception )
390 if( vlm_Control( p_vlm, VLM_GET_MEDIA_ID, psz_name, &id ) ||
391 vlm_Control( p_vlm, VLM_PAUSE_MEDIA_INSTANCE, id, NULL ) )
393 libvlc_exception_raise( p_exception, "Unable to pause %s", psz_name );
397 void libvlc_vlm_seek_media( libvlc_instance_t *p_instance,
398 const char *psz_name, float f_percentage,
399 libvlc_exception_t *p_exception )
406 if( vlm_Control( p_vlm, VLM_GET_MEDIA_ID, psz_name, &id ) ||
407 vlm_Control( p_vlm, VLM_SET_MEDIA_INSTANCE_POSITION, id, NULL, f_percentage ) )
409 libvlc_exception_raise( p_exception, "Unable to seek %s to %f", psz_name, f_percentage );
413 float libvlc_vlm_get_media_instance_position( libvlc_instance_t *p_instance,
414 const char *psz_name,
416 libvlc_exception_t *p_exception )
419 vlm_media_instance_t *p_mi = libvlc_vlm_get_media_instance( p_instance, psz_name,
420 i_instance, p_exception );
423 result = p_mi->d_position;
424 vlm_media_instance_Delete( p_mi );
427 libvlc_exception_raise( p_exception, "Unable to get position attribute" );
431 int libvlc_vlm_get_media_instance_time( libvlc_instance_t *p_instance,
432 const char *psz_name, int i_instance,
433 libvlc_exception_t *p_exception )
436 vlm_media_instance_t *p_mi = libvlc_vlm_get_media_instance( p_instance, psz_name,
437 i_instance, p_exception );
440 result = p_mi->i_time;
441 vlm_media_instance_Delete( p_mi );
444 libvlc_exception_raise( p_exception, "Unable to get time attribute" );
448 int libvlc_vlm_get_media_instance_length( libvlc_instance_t *p_instance,
449 const char *psz_name,
451 libvlc_exception_t *p_exception )
454 vlm_media_instance_t *p_mi = libvlc_vlm_get_media_instance( p_instance, psz_name,
455 i_instance, p_exception );
458 result = p_mi->i_length;
459 vlm_media_instance_Delete( p_mi );
462 libvlc_exception_raise( p_exception, "Unable to get length attribute" );
466 int libvlc_vlm_get_media_instance_rate( libvlc_instance_t *p_instance,
467 const char *psz_name, int i_instance,
468 libvlc_exception_t *p_exception )
471 vlm_media_instance_t *p_mi = libvlc_vlm_get_media_instance( p_instance, psz_name,
472 i_instance, p_exception );
475 result = p_mi->i_rate;
476 vlm_media_instance_Delete( p_mi );
479 libvlc_exception_raise( p_exception, "Unable to get rate attribute" );
483 int libvlc_vlm_get_media_instance_title( libvlc_instance_t *p_instance,
484 const char *psz_name, int i_instance,
485 libvlc_exception_t *p_exception )
488 vlm_media_instance_t *p_mi = libvlc_vlm_get_media_instance( p_instance, psz_name,
489 i_instance, p_exception );
492 vlm_media_instance_Delete( p_mi );
495 libvlc_exception_raise( p_exception, "Unable to get title attribute" );
499 int libvlc_vlm_get_media_instance_chapter( libvlc_instance_t *p_instance,
500 const char *psz_name,
502 libvlc_exception_t *p_exception )
505 vlm_media_instance_t *p_mi = libvlc_vlm_get_media_instance( p_instance, psz_name,
506 i_instance, p_exception );
509 vlm_media_instance_Delete( p_mi );
512 libvlc_exception_raise( p_exception, "Unable to get chapter attribute" );
516 int libvlc_vlm_get_media_instance_seekable( libvlc_instance_t *p_instance,
517 const char *psz_name,
519 libvlc_exception_t *p_exception )
522 vlm_media_instance_t *p_mi = libvlc_vlm_get_media_instance( p_instance, psz_name,
523 i_instance, p_exception );
526 vlm_media_instance_Delete( p_mi );
529 libvlc_exception_raise( p_exception, "Unable to get seekable attribute" );