1 /*****************************************************************************
2 * input_internal.h: Internal input structures
3 *****************************************************************************
4 * Copyright (C) 1998-2006 the VideoLAN team
7 * Authors: Laurent Aimar <fenrir@via.ecp.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 *****************************************************************************/
24 #ifndef _INPUT_INTERNAL_H
25 #define _INPUT_INTERNAL_H 1
27 #include <vlc_access.h>
28 #include <vlc_demux.h>
29 #include <vlc_input.h>
31 /*****************************************************************************
32 * Private input fields
33 *****************************************************************************/
34 /* input_source_t: gathers all information per input source */
37 /* Input item description */
40 /* Access/Stream/Demux plugins */
45 /* Title infos for that input */
46 vlc_bool_t b_title_demux; /* Titles/Seekpoints provided by demux */
48 input_title_t **title;
51 int i_seekpoint_offset;
55 int i_seekpoint_start;
59 vlc_bool_t b_can_pace_control;
60 vlc_bool_t b_can_pause;
61 vlc_bool_t b_eof; /* eof of demuxer */
63 /* Clock average variation */
68 /** Private input fields */
69 struct input_thread_private_t
71 /* Global properties */
72 vlc_bool_t b_can_pause;
76 int64_t i_start; /* :start-time,0 by default */
77 int64_t i_stop; /* :stop-time, 0 if none */
79 /* Title infos FIXME multi-input (not easy) ? */
81 input_title_t **title;
84 int i_seekpoint_offset;
86 /* User bookmarks FIXME won't be easy with multiples input */
88 seekpoint_t **bookmark;
90 /* Global meta datas FIXME move to input_item_t ? */
95 sout_instance_t *p_sout; /* XXX Move it to es_out ? */
96 vlc_bool_t b_out_pace_control; /* idem ? */
98 /* Main input properties */
100 /* Slave demuxers (subs, and others) */
102 input_source_t **slave;
106 counter_t *p_read_packets;
107 counter_t *p_read_bytes;
108 counter_t *p_input_bitrate;
109 counter_t *p_demux_read;
110 counter_t *p_demux_bitrate;
111 counter_t *p_decoded_audio;
112 counter_t *p_decoded_video;
113 counter_t *p_decoded_sub;
114 counter_t *p_sout_sent_packets;
115 counter_t *p_sout_sent_bytes;
116 counter_t *p_sout_send_bitrate;
117 counter_t *p_played_abuffers;
118 counter_t *p_lost_abuffers;
119 counter_t *p_displayed_pictures;
120 counter_t *p_lost_pictures;
121 vlc_mutex_t counters_lock;
124 /* Buffer of pending actions */
125 vlc_mutex_t lock_control;
129 /* XXX: val isn't duplicated so it won't works with string */
132 } control[INPUT_CONTROL_FIFO_SIZE];
135 /***************************************************************************
136 * Internal control helpers
137 ***************************************************************************/
140 INPUT_CONTROL_SET_DIE,
142 INPUT_CONTROL_SET_STATE,
144 INPUT_CONTROL_SET_RATE,
145 INPUT_CONTROL_SET_RATE_SLOWER,
146 INPUT_CONTROL_SET_RATE_FASTER,
148 INPUT_CONTROL_SET_POSITION,
149 INPUT_CONTROL_SET_POSITION_OFFSET,
151 INPUT_CONTROL_SET_TIME,
152 INPUT_CONTROL_SET_TIME_OFFSET,
154 INPUT_CONTROL_SET_PROGRAM,
156 INPUT_CONTROL_SET_TITLE,
157 INPUT_CONTROL_SET_TITLE_NEXT,
158 INPUT_CONTROL_SET_TITLE_PREV,
160 INPUT_CONTROL_SET_SEEKPOINT,
161 INPUT_CONTROL_SET_SEEKPOINT_NEXT,
162 INPUT_CONTROL_SET_SEEKPOINT_PREV,
164 INPUT_CONTROL_SET_BOOKMARK,
166 INPUT_CONTROL_SET_ES,
168 INPUT_CONTROL_SET_AUDIO_DELAY,
169 INPUT_CONTROL_SET_SPU_DELAY,
171 INPUT_CONTROL_ADD_SLAVE,
174 /* Internal helpers */
175 static inline void input_ControlPush( input_thread_t *p_input,
176 int i_type, vlc_value_t *p_val )
178 vlc_mutex_lock( &p_input->p->lock_control );
179 if( i_type == INPUT_CONTROL_SET_DIE )
181 /* Special case, empty the control */
182 p_input->p->i_control = 1;
183 p_input->p->control[0].i_type = i_type;
184 memset( &p_input->p->control[0].val, 0, sizeof( vlc_value_t ) );
188 if( p_input->p->i_control >= INPUT_CONTROL_FIFO_SIZE )
190 msg_Err( p_input, "input control fifo overflow, trashing type=%d",
192 vlc_mutex_unlock( &p_input->p->lock_control );
195 p_input->p->control[p_input->p->i_control].i_type = i_type;
197 p_input->p->control[p_input->p->i_control].val = *p_val;
199 memset( &p_input->p->control[p_input->p->i_control].val, 0,
200 sizeof( vlc_value_t ) );
202 p_input->p->i_control++;
204 vlc_mutex_unlock( &p_input->p->lock_control );
207 /**********************************************************************
209 **********************************************************************/
210 typedef struct playlist_album_t
217 int input_MetaFetch ( playlist_t *, input_item_t * );
218 int input_ArtFind ( playlist_t *, input_item_t * );
219 vlc_bool_t input_MetaSatisfied ( playlist_t*, input_item_t*,
220 uint32_t*, uint32_t* );
221 int input_DownloadAndCacheArt ( playlist_t *, input_item_t * );
223 /***************************************************************************
224 * Internal prototypes
225 ***************************************************************************/
228 void input_ControlVarInit ( input_thread_t * );
229 void input_ControlVarClean( input_thread_t * );
230 void input_ControlVarNavigation( input_thread_t * );
231 void input_ControlVarTitle( input_thread_t *, int i_title );
233 void input_ConfigVarInit ( input_thread_t * );
236 stream_t *stream_AccessNew( access_t *p_access, vlc_bool_t );
237 void stream_AccessDelete( stream_t *s );
238 void stream_AccessReset( stream_t *s );
239 void stream_AccessUpdate( stream_t *s );
241 /* decoder.c FIXME make it public ?*/
242 void input_DecoderDiscontinuity( decoder_t * p_dec );
243 vlc_bool_t input_DecoderEmpty( decoder_t * p_dec );
244 void input_DecoderPreroll( decoder_t *p_dec, int64_t i_preroll_end );
247 es_out_t *input_EsOutNew( input_thread_t * );
248 void input_EsOutDelete( es_out_t * );
249 es_out_id_t *input_EsOutGetFromID( es_out_t *, int i_id );
250 void input_EsOutDiscontinuity( es_out_t *, vlc_bool_t b_audio );
251 void input_EsOutSetDelay( es_out_t *, int i_cat, int64_t );
252 vlc_bool_t input_EsOutDecodersEmpty( es_out_t * );
255 enum /* Synchro states */
264 /* Synchronization information */
266 mtime_t cr_ref, sysdate_ref;
267 mtime_t last_sysdate;
268 mtime_t last_cr; /* reference to detect unexpected stream
277 int i_delta_cr_residue;
280 void input_ClockInit( input_clock_t *, vlc_bool_t b_master, int i_cr_average );
281 void input_ClockSetPCR( input_thread_t *, input_clock_t *, mtime_t );
282 mtime_t input_ClockGetTS( input_thread_t *, input_clock_t *, mtime_t );
285 char **subtitles_Detect( input_thread_t *, char* path, const char *fname );
286 int subtitles_Filter( const char *);
288 void MRLSplit( vlc_object_t *, char *, const char **, const char **, char ** );
290 static inline void input_ChangeState( input_thread_t *p_input, int state )
293 val.i_int = p_input->i_state = state;
294 var_Change( p_input, "state", VLC_VAR_SETVALUE, &val, NULL );
299 #define access2_New( a, b, c, d, e ) __access2_New(VLC_OBJECT(a), b, c, d, e )
300 access_t * __access2_New( vlc_object_t *p_obj, const char *psz_access,
301 const char *psz_demux, const char *psz_path,
302 vlc_bool_t b_quick );
303 access_t * access2_FilterNew( access_t *p_source,
304 const char *psz_access_filter );
305 void access2_Delete( access_t * );
308 #include <vlc_demux.h>
310 /* stream_t *s could be null and then it mean a access+demux in one */
311 #define demux2_New( a, b, c, d, e, f,g ) __demux2_New(VLC_OBJECT(a),b,c,d,e,f,g)
312 demux_t *__demux2_New(vlc_object_t *p_obj, const char *psz_access, const char *psz_demux, const char *psz_path, stream_t *s, es_out_t *out, vlc_bool_t );
314 void demux2_Delete(demux_t *);
316 static inline int demux2_Demux( demux_t *p_demux )
318 return p_demux->pf_demux( p_demux );
320 static inline int demux2_vaControl( demux_t *p_demux, int i_query, va_list args )
322 return p_demux->pf_control( p_demux, i_query, args );
324 static inline int demux2_Control( demux_t *p_demux, int i_query, ... )
329 va_start( args, i_query );
330 i_result = demux2_vaControl( p_demux, i_query, args );