--- /dev/null
+/*****************************************************************************
+ * bluray.c: Blu-ray disc support plugin
+ *****************************************************************************
+ * Copyright (C) 2010 VideoLAN, VLC authors and libbluray AUTHORS
+ *
+ * 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., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
+ *****************************************************************************/
+
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#ifdef HAVE_SYS_STAT_H
+# include <sys/stat.h>
+#endif
+
+#include <assert.h>
+#include <limits.h>
+
+#include <vlc_common.h>
+#include <vlc_plugin.h>
+#include <vlc_access.h>
+#include <vlc_messages.h>
+
+#include <libbluray/bluray.h>
+
+/*****************************************************************************
+ * Module descriptor
+ *****************************************************************************/
+#define CACHING_TEXT N_("Caching value in ms")
+#define CACHING_LONGTEXT N_( "Caching value for BDs. This "\
+ "value should be set in milliseconds." )
+
+/* Callbacks */
+static int blurayOpen ( vlc_object_t * );
+static void blurayClose( vlc_object_t * );
+
+vlc_module_begin ()
+ set_shortname( N_("BluRay") )
+ set_description( N_("Blu-Ray Disc support (libbluray)") )
+
+ set_category( CAT_INPUT )
+ set_subcategory( SUBCAT_INPUT_ACCESS )
+ set_capability( "access", 60 )
+
+ add_integer( "bluray-caching", 1000, NULL,
+ CACHING_TEXT, CACHING_LONGTEXT, true )
+
+ add_shortcut( "bluray" )
+ add_shortcut( "file" )
+
+ set_callbacks( blurayOpen, blurayClose )
+vlc_module_end ()
+
+/*****************************************************************************
+ * Local prototypes
+ *****************************************************************************/
+
+struct access_sys_t
+{
+ BLURAY *bluray; /* */
+ int i_bd_delay;
+};
+
+static ssize_t blurayRead (access_t *, uint8_t *, size_t);
+static int bluraySeek (access_t *, uint64_t);
+static int blurayControl(access_t *, int, va_list);
+static int bluraySetTitle(access_t *p_access, int i_tile);
+
+/*****************************************************************************
+ * blurayOpen: module init function
+ *****************************************************************************/
+static int blurayOpen( vlc_object_t *object )
+{
+ access_t *p_access = (access_t*)object;
+
+ access_sys_t *p_sys;
+ char *pos_title;
+ int i_title = 0;
+ char bd_path[PATH_MAX];
+
+ if( !p_access->psz_location || !*p_access->psz_location ) {
+ return VLC_EGENERIC;
+ }
+
+ /* init access fields */
+ access_InitFields(p_access);
+
+ /* register callback function for communication */
+ ACCESS_SET_CALLBACKS(blurayRead, NULL, blurayControl, bluraySeek);
+
+ p_access->p_sys = p_sys = malloc(sizeof(access_sys_t));
+ if (unlikely(!p_sys)) {
+ return VLC_ENOMEM;
+ }
+
+ /* store current bd_path */
+ strncpy(bd_path, p_access->psz_location, sizeof(bd_path));
+ bd_path[PATH_MAX - 1] = '\0';
+
+ if ( (pos_title = strrchr(bd_path, ':')) ) {
+ /* found character ':' for title information */
+ *(pos_title++) = '\0';
+ i_title = atoi(pos_title);
+ }
+
+ p_sys->bluray = bd_open(bd_path, NULL);
+ if ( !p_sys->bluray ) {
+ free(p_sys);
+ return VLC_EGENERIC;
+ }
+
+ /* set start title number */
+ if ( bluraySetTitle(p_access, i_title) != VLC_SUCCESS ) {
+ blurayClose(object);
+ return VLC_EGENERIC;
+ }
+
+ p_sys->i_bd_delay = var_InheritInteger(p_access, "bluray-caching");
+
+ return VLC_SUCCESS;
+}
+
+
+/*****************************************************************************
+ * blurayClose: module destroy function
+ *****************************************************************************/
+static void blurayClose( vlc_object_t *object )
+{
+ access_t *p_access = (access_t*)object;
+ access_sys_t *p_sys = p_access->p_sys;
+
+ /* bd_close( NULL ) can crash */
+ assert(p_sys->bluray);
+ bd_close(p_sys->bluray);
+ free(p_sys);
+}
+
+
+/*****************************************************************************
+ * bluraySetTitle: select new BD title
+ *****************************************************************************/
+static int bluraySetTitle(access_t *p_access, int i_title)
+{
+ access_sys_t *p_sys = p_access->p_sys;
+
+ /* Select Blu-Ray title */
+ if ( bd_select_title(p_access->p_sys->bluray, i_title) == 0 ) {
+ msg_Err( p_access, "cannot select bd title '%d'", p_access->info.i_title);
+ return VLC_EGENERIC;
+ }
+
+ /* read title length and init some values */
+ p_access->info.i_title = i_title;
+ p_access->info.i_size = bd_get_title_size(p_sys->bluray);
+ p_access->info.i_pos = 0;
+ p_access->info.b_eof = false;
+ p_access->info.i_seekpoint = 0;
+
+ return VLC_SUCCESS;
+}
+
+
+/*****************************************************************************
+ * blurayControl: handle the controls
+ *****************************************************************************/
+static int blurayControl(access_t *p_access, int query, va_list args)
+{
+ access_sys_t *p_sys = p_access->p_sys;
+ bool *pb_bool;
+ int64_t *pi_64;
+
+ switch (query) {
+ case ACCESS_CAN_SEEK:
+ case ACCESS_CAN_FASTSEEK:
+ case ACCESS_CAN_PAUSE:
+ case ACCESS_CAN_CONTROL_PACE:
+ pb_bool = (bool*)va_arg( args, bool * );
+ *pb_bool = true;
+ break;
+
+ case ACCESS_GET_PTS_DELAY:
+ pi_64 = (int64_t*)va_arg( args, int64_t * );
+ *pi_64 = p_sys->i_bd_delay;
+ break;
+
+ case ACCESS_SET_PAUSE_STATE:
+ /* Nothing to do */
+ break;
+
+ case ACCESS_SET_TITLE:
+ {
+ int i_title = (int)va_arg( args, int );
+ if( bluraySetTitle( p_access, i_title ) != VLC_SUCCESS )
+ return VLC_EGENERIC;
+ break;
+ }
+ case ACCESS_SET_SEEKPOINT:
+ {
+ int i_chapter = (int)va_arg( args, int );
+ bd_seek_chapter( p_sys->bluray, i_chapter );
+ break;
+ }
+ case ACCESS_GET_META:
+ case ACCESS_GET_TITLE_INFO:
+ case ACCESS_SET_PRIVATE_ID_STATE:
+ case ACCESS_GET_CONTENT_TYPE:
+ return VLC_EGENERIC;
+
+ default:
+ msg_Warn( p_access, "unimplemented query (%d) in control", query );
+ return VLC_EGENERIC;
+ }
+
+ return VLC_SUCCESS;
+}
+
+
+/*****************************************************************************
+ * bluraySeek: seek to the given position
+ *****************************************************************************/
+static int bluraySeek(access_t *p_access, uint64_t position)
+{
+ access_sys_t *p_sys = p_access->p_sys;
+
+ p_access->info.i_pos = bd_seek(p_sys->bluray, position);
+ p_access->info.b_eof = false;
+
+ return VLC_SUCCESS;
+}
+
+
+/*****************************************************************************
+ * blurayRead: read BD data into buffer
+ *****************************************************************************/
+static ssize_t blurayRead(access_t *p_access, uint8_t *data, size_t size)
+{
+ access_sys_t *p_sys = p_access->p_sys;
+ int nread;
+
+ if (p_access->info.b_eof) {
+ return 0;
+ }
+
+ /* read data into buffer with given length */
+ nread = bd_read(p_sys->bluray, data, size);
+
+ if( nread == 0 ) {
+ p_access->info.b_eof = true;
+ }
+ else if( nread > 0 ) {
+ p_access->info.i_pos += nread;
+ }
+
+ return nread;
+}
+
projects / vlc / commitdiff