Work at SourceForge, help us to make it a better place! We have an immediate need for a Support Technician in our San Francisco or Denver office.

Close

[b93183]: src / dvdnav_internal.h Maximize Restore History

Download this file

dvdnav_internal.h    204 lines (172 with data), 5.7 kB

  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
/*
* Copyright (C) 2001-2004 Rich Wareham <richwareham@users.sourceforge.net>
*
* This file is part of libdvdnav, a DVD navigation library.
*
* libdvdnav is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* libdvdnav is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*
* $Id$
*
*/
#ifndef DVDNAV_INTERNAL_H_INCLUDED
#define DVDNAV_INTERNAL_H_INCLUDED
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <stdlib.h>
#include <stdio.h>
#include <unistd.h>
#include <limits.h>
#include <string.h>
#ifdef WIN32
/* pthread_mutex_* wrapper for win32 */
#include <windows.h>
#include <process.h>
typedef CRITICAL_SECTION pthread_mutex_t;
#define pthread_mutex_init(a, b) InitializeCriticalSection(a)
#define pthread_mutex_lock(a) EnterCriticalSection(a)
#define pthread_mutex_unlock(a) LeaveCriticalSection(a)
#define pthread_mutex_destroy(a)
/* replacement gettimeofday implementation */
#include <sys/timeb.h>
static inline int _private_gettimeofday( struct timeval *tv, void *tz )
{
struct timeb t;
ftime( &t );
tv->tv_sec = t.time;
tv->tv_usec = t.millitm * 1000;
return 0;
}
#define gettimeofday(TV, TZ) _private_gettimeofday((TV), (TZ))
#include <io.h> /* read() */
#define lseek64 _lseeki64
#else
#include <pthread.h>
#endif /* WIN32 */
/* Uncomment for VM command tracing */
/* #define TRACE */
#include "decoder.h"
#include "dvdnav.h"
#include "vm.h"
#include "vmcmd.h"
/* where should libdvdnav write its messages (stdout/stderr) */
#define MSG_OUT stdout
/* Maximum length of an error string */
#define MAX_ERR_LEN 255
/* Use the POSIX PATH_MAX if available */
#ifdef PATH_MAX
#define MAX_PATH_LEN PATH_MAX
#else
#define MAX_PATH_LEN 255 /* Arbitrary */
#endif
#ifndef DVD_VIDEO_LB_LEN
#define DVD_VIDEO_LB_LEN 2048
#endif
typedef struct read_cache_s read_cache_t;
/*
* These are defined here because they are
* not in ifo_types.h, they maybe one day
*/
#ifndef audio_status_t
typedef struct {
#ifdef WORDS_BIGENDIAN
unsigned int available : 1;
unsigned int zero1 : 4;
unsigned int stream_number : 3;
uint8_t zero2;
#else
uint8_t zero2;
unsigned int stream_number : 3;
unsigned int zero1 : 4;
unsigned int available : 1;
#endif
} ATTRIBUTE_PACKED audio_status_t;
#endif
#ifndef spu_status_t
typedef struct {
#ifdef WORDS_BIGENDIAN
unsigned int available : 1;
unsigned int zero1 : 2;
unsigned int stream_number_4_3 : 5;
unsigned int zero2 : 3;
unsigned int stream_number_wide : 5;
unsigned int zero3 : 3;
unsigned int stream_number_letterbox : 5;
unsigned int zero4 : 3;
unsigned int stream_number_pan_scan : 5;
#else
unsigned int stream_number_pan_scan : 5;
unsigned int zero4 : 3;
unsigned int stream_number_letterbox : 5;
unsigned int zero3 : 3;
unsigned int stream_number_wide : 5;
unsigned int zero2 : 3;
unsigned int stream_number_4_3 : 5;
unsigned int zero1 : 2;
unsigned int available : 1;
#endif
} ATTRIBUTE_PACKED spu_status_t;
#endif
typedef struct dvdnav_vobu_s {
int32_t vobu_start; /* Logical Absolute. MAX needed is 0x300000 */
int32_t vobu_length;
int32_t blockN; /* Relative offset */
int32_t vobu_next; /* Relative offset */
} dvdnav_vobu_t;
/** The main DVDNAV type **/
struct dvdnav_s {
/* General data */
char path[MAX_PATH_LEN]; /* Path to DVD device/dir */
dvd_file_t *file; /* Currently opened file */
/* Position data */
vm_position_t position_next;
vm_position_t position_current;
dvdnav_vobu_t vobu;
/* NAV data */
pci_t pci;
dsi_t dsi;
uint32_t last_cmd_nav_lbn; /* detects when a command is issued on an already left NAV */
/* Flags */
int skip_still; /* Set when skipping a still */
int sync_wait; /* applications should wait till they are in sync with us */
int sync_wait_skip; /* Set when skipping wait state */
int spu_clut_changed; /* The SPU CLUT changed */
int started; /* vm_start has been called? */
int use_read_ahead; /* 1 - use read-ahead cache, 0 - don't */
int pgc_based; /* positioning works PGC based instead of PG based */
/* VM */
vm_t *vm;
pthread_mutex_t vm_lock;
/* Read-ahead cache */
read_cache_t *cache;
/* Errors */
char err_str[MAX_ERR_LEN];
};
/** USEFUL MACROS **/
#ifdef __GNUC__
#define printerrf(format, args...) \
do { if (this) snprintf(this->err_str, MAX_ERR_LEN, format, ## args); } while (0)
#else
#ifdef _MSC_VER
#define printerrf(str) \
do { if (this) snprintf(this->err_str, MAX_ERR_LEN, str); } while (0)
#else
#define printerrf(...) \
do { if (this) snprintf(this->err_str, MAX_ERR_LEN, __VA_ARGS__); } while (0)
#endif /* WIN32 */
#endif
#define printerr(str) \
do { if (this) strncpy(this->err_str, str, MAX_ERR_LEN); } while (0)
#endif /* DVDNAV_INTERNAL_H_INCLUDED */