cdda.c

VLC媒体播放程序

/*****************************************************************************
 * cddax.c : CD digital audio input module for vlc using libcdio
 *****************************************************************************
 * Copyright (C) 2000,2003 VideoLAN
 * $Id: cdda.c,v 1.18 2004/02/14 17:36:05 gbazin Exp $
 *
 * Authors: Rocky Bernstein <[e-mail]>
 *          Laurent Aimar <[e-mail]>
 *          Gildas Bazin <[e-mail]>
 *
 * This program 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.
 *
 * This program 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, USA.
 *****************************************************************************/

/*****************************************************************************
 * Preamble
 *****************************************************************************/

#include <vlc/vlc.h>

/*****************************************************************************
 * prototypes
 *****************************************************************************/
int  E_(Open)         ( vlc_object_t * );
void E_(Close)        ( vlc_object_t * );

int  E_(OpenIntf)     ( vlc_object_t * );
void E_(CloseIntf)    ( vlc_object_t * );

int  E_(DebugCB)      ( vlc_object_t *p_this, const char *psz_name,
                        vlc_value_t oldval, vlc_value_t val,
                        void *p_data );

int  E_(CDDBEnabledCB)( vlc_object_t *p_this, const char *psz_name,
                        vlc_value_t oldval, vlc_value_t val,
                        void *p_data );

/*****************************************************************************
 * Module descriptor
 *****************************************************************************/

/*****************************************************************************
 * Option help text
 *****************************************************************************/

#define DEBUG_LONGTEXT N_( \
    "This integer when viewed in binary is a debugging mask\n" \
    "meta info        1\n" \
    "events           2\n" \
    "MRL              4\n" \
    "external call    8\n" \
    "all calls (10)  16\n" \
    "LSN       (20)  32\n" \
    "seek      (40)  64\n" \
    "libcdio   (80) 128\n" \
    "libcddb  (100) 256\n" )

#define CACHING_LONGTEXT N_( \
    "Allows you to modify the default caching value for CDDA streams. This " \
    "value should be set in millisecond units." )

#define CDDB_TITLE_FMT_LONGTEXT N_( \
"Format used in the GUI Playlist Title. Similar to the Unix date \n" \
"Format specifiers that start with a percent sign. Specifiers are: \n" \
"   %a : The artist\n" \
"   %A : The album information\n" \
"   %C : Category\n" \
"   %I : CDDB disk ID\n" \
"   %G : Genre\n" \
"   %M : The current MRL\n" \
"   %m : The CD-DA Media Catalog Number (MCN)\n" \
"   %n : The number of tracks on the CD\n" \
"   %p : The artist/performer/composer in the track\n" \
"   %T : The track number\n" \
"   %s : Number of seconds in this track \n" \
"   %t : The title\n" \
"   %Y : The year 19xx or 20xx\n" \
"   %% : a % \n")

#define TITLE_FMT_LONGTEXT N_( \
"Format used in the GUI Playlist Title. Similar to the Unix date \n" \
"Format specifiers that start with a percent sign. Specifiers are: \n" \
"   %M : The current MRL\n" \
"   %m : The CD-DA Media Catalog Number (MCN)\n" \
"   %n : The number of tracks on the CD\n" \
"   %T : The track number\n" \
"   %s : Number of seconds in this track \n" \
"   %% : a % \n")

/*****************************************************************************
 * Module descriptor
 *****************************************************************************/

vlc_module_begin();
    add_usage_hint( N_("cddax://[device-or-file][@[T]num]") );
    set_description( _("Compact Disc Digital Audio (CD-DA) input") );
    set_capability( "access", 75 /* slightly higher than cdda */ );
    set_callbacks( E_(Open), E_(Close) );
    add_shortcut( "cdda" );
    add_shortcut( "cddax" );

    /* Configuration options */
    add_integer ( MODULE_STRING "-debug", 0, E_(DebugCB),
                  N_("If nonzero, this gives additional debug information."),
                  DEBUG_LONGTEXT, VLC_TRUE );

    add_integer( MODULE_STRING "-caching",
                 DEFAULT_PTS_DELAY / 1000, NULL,
                 N_("Caching value in microseconds"),
                 CACHING_LONGTEXT, VLC_TRUE );

    add_string( MODULE_STRING "-author-format",
                "%A - %a %C %I", NULL,
                N_("Format to use in playlist \"author\" field"),
                TITLE_FMT_LONGTEXT, VLC_TRUE );

    add_string( MODULE_STRING "-title-format",
                "%T %M", NULL,
                N_("Format to use in playlist \"title\" field when no CDDB"),
                TITLE_FMT_LONGTEXT, VLC_TRUE );

#ifdef HAVE_LIBCDDB
    add_string( MODULE_STRING "-cddb-title-format",
                "Track %T. %t - %p", NULL,
                N_("Format to use in playlist \"title\" field when using CDDB"),
                CDDB_TITLE_FMT_LONGTEXT, VLC_TRUE );

    add_bool( MODULE_STRING "-cddb-enabled", 1, E_(CDDBEnabledCB),
              N_("Do CDDB lookups?"),
              N_("If set, lookup CD-DA track information using the CDDB "
                 "protocol"),
              VLC_FALSE );

    add_string( MODULE_STRING "-cddb-server", "freedb.freedb.org", NULL,
                N_("CDDB server"),
                N_( "Contact this CDDB server look up CD-DA information"),
                 VLC_TRUE );

    add_integer( MODULE_STRING "-cddb-port", 8880, NULL,
                 N_("CDDB server port"),
                 N_("CDDB server uses this port number to communicate on"),
                 VLC_TRUE );

    add_string( MODULE_STRING "-cddb-email", "me@home", NULL,
                N_("email address reported to CDDB server"),
                N_("email address reported to CDDB server"),
                 VLC_TRUE );

    add_bool( MODULE_STRING "-cddb-enable-cache", 1, NULL,
              N_("Cache CDDB lookups?"),
              N_("If set cache CDDB information about this CD"),
              VLC_FALSE );

    add_bool( MODULE_STRING "-cddb-httpd", 0, NULL,
              N_("Contact CDDB via the HTTP protocol?"),
              N_("If set, the CDDB server gets information via the CDDB HTTP "
                 "protocol"),
              VLC_TRUE );

    add_integer( MODULE_STRING "-cddb-timeout", 10, NULL,
                 N_("CDDB server timeout"),
                 N_("Time (in seconds) to wait for a response from the "
                    "CDDB server"),
                 VLC_FALSE );

    add_string( MODULE_STRING "-cddb-cachedir", "~/.cddbslave", NULL,
                N_("Directory to cache CDDB requests"),
                N_("Directory to cache CDDB requests"),
                 VLC_TRUE );

#endif

vlc_module_end();