1 /*****************************************************************************
2 * Copyright (C) 2003, 2004 Rocky Bernstein (for VideoLAN)
5 * Authors: Rocky Bernstein <rocky@panix.com>
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
20 *****************************************************************************/
22 /* VCD Player header. More or less media-player independent */
27 #include <libvcd/info.h>
30 #define INPUT_DBG_META 1 /* Meta information */
31 #define INPUT_DBG_EVENT 2 /* input (keyboard/mouse) events */
32 #define INPUT_DBG_MRL 4 /* MRL parsing */
33 #define INPUT_DBG_EXT 8 /* Calls from external routines */
34 #define INPUT_DBG_CALL 16 /* all calls */
35 #define INPUT_DBG_LSN 32 /* LSN changes */
36 #define INPUT_DBG_PBC 64 /* Playback control */
37 #define INPUT_DBG_CDIO 128 /* Debugging from CDIO */
38 #define INPUT_DBG_SEEK 256 /* Seeks to set location */
39 #define INPUT_DBG_SEEK_CUR 512 /* Seeks to find current location */
40 #define INPUT_DBG_STILL 1024 /* Still-frame */
41 #define INPUT_DBG_VCDINFO 2048 /* Debugging from VCDINFO */
45 #define dbg_print(mask, s, args...) \
46 if (p_vcd && p_vcd->i_debug & mask) \
47 msg_Dbg(p_access, "%s: "s, __func__ , ##args)
49 #define dbg_print(mask, s, args...)
52 #define LOG_ERR(args...) msg_Err( p_access, args )
53 #define LOG_WARN(args...) msg_Warn( p_access, args )
55 /*------------------------------------------------------------------
56 General definitions and structures.
57 ---------------------------------------------------------------------*/
59 #define VCDPLAYER_IN_STILL 65535
62 lsn_t start_LSN; /* LSN where play item starts */
63 size_t size; /* size in sector units of play item. */
64 } vcdplayer_play_item_info_t;
66 /* vcdplayer_read return status */
72 } vcdplayer_read_status_t;
74 /*****************************************************************************
75 * vcdplayer_t: VCD information
76 *****************************************************************************/
77 typedef struct thread_vcd_data_s
79 vcdinfo_obj_t *vcd; /* CD device descriptor */
81 /* User-settable options */
82 unsigned int i_debug; /* Debugging mask */
83 unsigned int i_blocks_per_read; /* number of blocks per read */
85 /* Current State: position */
86 vlc_bool_t in_still; /* true if in still */
87 int i_lid; /* LID that play item is in. Implies
88 PBC is on. VCDPLAYER_BAD_ENTRY if
89 not none or not in PBC */
90 PsdListDescriptor_t pxd; /* If PBC is on, the relevant
92 int pdi; /* current pld index of pxd. -1 if
94 vcdinfo_itemid_t play_item; /* play-item, VCDPLAYER_BAD_ENTRY
96 vcdinfo_itemid_t loop_item; /* Where do we loop back to?
97 Meaningful only in a selection
99 int loop_count; /* # of times play-item has been
100 played. Meaningful only in a
102 track_t i_track; /* Current track number */
103 lsn_t i_lsn; /* Current logical sector number */
104 lsn_t end_lsn; /* LSN of end of current
105 entry/segment/track. */
106 lsn_t origin_lsn; /* LSN of start of seek/slider */
107 lsn_t track_lsn; /* LSN of start track origin of track
109 lsn_t track_end_lsn; /* LSN of end of current track (if
111 lsn_t * p_entries; /* Entry points */
112 lsn_t * p_segments; /* Segments */
113 vlc_bool_t b_valid_ep; /* Valid entry points flag */
114 vlc_bool_t b_end_of_track; /* If the end of track was reached */
116 /* Information about (S)VCD */
117 char * psz_source; /* (S)VCD drive or image filename */
118 vlc_bool_t b_svd; /* true if we have SVD info */
120 track_t i_tracks; /* # of playable MPEG tracks. This is
121 generally one less than the number
122 of CD tracks as the first CD track
123 is an ISO-9660 track and is not
126 unsigned int i_segments; /* # of segments */
127 unsigned int i_entries; /* # of entries */
128 unsigned int i_lids; /* # of List IDs */
130 /* Tracks, segment, and entry information. The number of entries for
131 each is given by the corresponding num_* field above. */
132 vcdplayer_play_item_info_t *track;
133 vcdplayer_play_item_info_t *segment;
134 vcdplayer_play_item_info_t *entry;
136 unsigned int i_titles; /* # of navigatable titles. */
139 # tracks + menu for segments + menu for LIDs
141 input_title_t *p_title[CDIO_CD_MAX_TRACKS+2];
143 /* Probably gets moved into another structure...*/
144 intf_thread_t *p_intf;
147 vlc_bool_t b_end_of_cell;
148 input_thread_t *p_input;
153 Get the next play-item in the list given in the LIDs. Note play-item
154 here refers to list of play-items for a single LID It shouldn't be
155 confused with a user's list of favorite things to play or the
156 "next" field of a LID which moves us to a different LID.
158 vlc_bool_t vcdplayer_inc_play_item( access_t *p_access );
161 Return true if playback control (PBC) is on
163 vlc_bool_t vcdplayer_pbc_is_on(const vcdplayer_t *p_this);
166 Play item assocated with the "default" selection.
168 Return false if there was some problem.
170 vlc_bool_t vcdplayer_play_default( access_t * p_access );
173 Play item assocated with the "next" selection.
175 Return false if there was some problem.
177 vlc_bool_t vcdplayer_play_next( access_t * p_access );
180 Play item assocated with the "prev" selection.
182 Return false if there was some problem.
184 vlc_bool_t vcdplayer_play_prev( access_t * p_access );
187 Play item assocated with the "return" selection.
189 Return false if there was some problem.
192 vcdplayer_play_return( access_t * p_access );
195 Set's start origin and size for subsequent seeks.
196 input: p_vcd->i_lsn, p_vcd->play_item
197 changed: p_vcd->origin_lsn, p_vcd->end_lsn
199 void vcdplayer_set_origin(access_t *p_access, lsn_t i_lsn, track_t i_track,
200 const vcdinfo_itemid_t *p_itemid);
202 void vcdplayer_play(access_t *p_access, vcdinfo_itemid_t itemid);
204 vcdplayer_read_status_t vcdplayer_pbc_nav ( access_t * p_access );
205 vcdplayer_read_status_t vcdplayer_non_pbc_nav ( access_t * p_access );
207 vcdplayer_read_status_t vcdplayer_read (access_t * p_access_t,
210 #endif /* _VCDPLAYER_H_ */
213 * c-file-style: "gnu"
215 * indent-tabs-mode: nil