/*****************************************************************************
- * core.c: Core libvlc new API functions : initialization, exceptions handling
+ * core.c: Core libvlc new API functions : initialization
*****************************************************************************
* Copyright (C) 2005 the VideoLAN team
* $Id$
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
-#include <stdarg.h>
+
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
#include "libvlc_internal.h"
+#include <vlc_modules.h>
#include <vlc/libvlc.h>
#include <vlc_interface.h>
+#include <vlc_vlm.h>
-/*************************************************************************
- * Exceptions handling
- *************************************************************************/
-inline void libvlc_exception_init( libvlc_exception_t *p_exception )
+#include <stdarg.h>
+#include <limits.h>
+#include <assert.h>
+
+static const char nomemstr[] = "Insufficient memory";
+
+libvlc_instance_t * libvlc_new( int argc, const char *const *argv )
{
- p_exception->b_raised = 0;
- p_exception->psz_message = NULL;
+ libvlc_instance_t *p_new = malloc (sizeof (*p_new));
+ if (unlikely(p_new == NULL))
+ return NULL;
+
+ libvlc_init_threads ();
+
+ const char *my_argv[argc + 2];
+ my_argv[0] = "libvlc"; /* dummy arg0, skipped by getopt() et al */
+ for( int i = 0; i < argc; i++ )
+ my_argv[i + 1] = argv[i];
+ my_argv[argc + 1] = NULL; /* C calling conventions require a NULL */
+
+ libvlc_int_t *p_libvlc_int = libvlc_InternalCreate();
+ if (unlikely (p_libvlc_int == NULL))
+ goto error;
+
+ if (libvlc_InternalInit( p_libvlc_int, argc + 1, my_argv ))
+ {
+ libvlc_InternalDestroy( p_libvlc_int );
+ goto error;
+ }
+
+ p_new->p_libvlc_int = p_libvlc_int;
+ p_new->libvlc_vlm.p_vlm = NULL;
+ p_new->libvlc_vlm.p_event_manager = NULL;
+ p_new->libvlc_vlm.pf_release = NULL;
+ p_new->ref_count = 1;
+ p_new->verbosity = 1;
+ p_new->p_callback_list = NULL;
+ vlc_mutex_init(&p_new->instance_lock);
+ var_Create( p_libvlc_int, "http-user-agent",
+ VLC_VAR_STRING|VLC_VAR_DOINHERIT );
+ return p_new;
+
+error:
+ libvlc_deinit_threads ();
+ free (p_new);
+ return NULL;
}
-void libvlc_exception_clear( libvlc_exception_t *p_exception )
+void libvlc_retain( libvlc_instance_t *p_instance )
{
- if( p_exception->psz_message )
- free( p_exception->psz_message );
- p_exception->psz_message = NULL;
- p_exception->b_raised = 0;
+ assert( p_instance != NULL );
+ assert( p_instance->ref_count < UINT_MAX );
+
+ vlc_mutex_lock( &p_instance->instance_lock );
+ p_instance->ref_count++;
+ vlc_mutex_unlock( &p_instance->instance_lock );
}
-inline int libvlc_exception_raised( libvlc_exception_t *p_exception )
+void libvlc_release( libvlc_instance_t *p_instance )
{
- return (NULL != p_exception) && p_exception->b_raised;
+ vlc_mutex_t *lock = &p_instance->instance_lock;
+ int refs;
+
+ vlc_mutex_lock( lock );
+ assert( p_instance->ref_count > 0 );
+ refs = --p_instance->ref_count;
+ vlc_mutex_unlock( lock );
+
+ if( refs == 0 )
+ {
+ vlc_mutex_destroy( lock );
+ if( p_instance->libvlc_vlm.pf_release )
+ p_instance->libvlc_vlm.pf_release( p_instance );
+ libvlc_InternalCleanup( p_instance->p_libvlc_int );
+ libvlc_InternalDestroy( p_instance->p_libvlc_int );
+ free( p_instance );
+ libvlc_deinit_threads ();
+ }
}
-inline char* libvlc_exception_get_message( libvlc_exception_t *p_exception )
+int libvlc_add_intf( libvlc_instance_t *p_i, const char *name )
{
- if( p_exception->b_raised == 1 && p_exception->psz_message )
+ if( libvlc_InternalAddIntf( p_i->p_libvlc_int, name ))
{
- return p_exception->psz_message;
+ if( name )
+ {
+ libvlc_printerr("interface \"%s\" initialization failed",
+ name );
+ }
+ else
+ {
+ libvlc_printerr("default interface initialization failed");
+ }
+ return -1;
}
- return NULL;
+ return 0;
}
-inline void libvlc_exception_raise( libvlc_exception_t *p_exception,
- const char *psz_format, ... )
+void libvlc_set_exit_handler( libvlc_instance_t *p_i, void (*cb) (void *),
+ void *data )
{
- va_list args;
+ libvlc_int_t *p_libvlc = p_i->p_libvlc_int;
+ libvlc_SetExitHandler( p_libvlc, cb, data );
+}
- /* does caller care about exceptions ? */
- if( p_exception == NULL ) return;
+void libvlc_wait( libvlc_instance_t *p_i )
+{
+ libvlc_int_t *p_libvlc = p_i->p_libvlc_int;
+ libvlc_InternalWait( p_libvlc );
+}
+
+void libvlc_set_user_agent (libvlc_instance_t *p_i,
+ const char *name, const char *http)
+{
+ libvlc_int_t *p_libvlc = p_i->p_libvlc_int;
+ char *str;
- /* remove previous exception if it wasn't cleared */
- if( p_exception->b_raised && p_exception->psz_message )
+ var_SetString (p_libvlc, "user-agent", name);
+ if ((http != NULL)
+ && (asprintf (&str, "%s LibVLC/"PACKAGE_VERSION, http) != -1))
{
- free(p_exception->psz_message);
- p_exception->psz_message = NULL;
+ var_SetString (p_libvlc, "http-user-agent", str);
+ free (str);
}
+}
- va_start( args, psz_format );
- vasprintf( &p_exception->psz_message, psz_format, args );
- va_end( args );
+const char * libvlc_get_version(void)
+{
+ return VERSION_MESSAGE;
+}
- p_exception->b_raised = 1;
+const char * libvlc_get_compiler(void)
+{
+ return VLC_Compiler();
}
-libvlc_instance_t * libvlc_new( int argc, char **argv,
- libvlc_exception_t *p_e )
+const char * libvlc_get_changeset(void)
{
- libvlc_instance_t *p_new;
+ extern const char psz_vlc_changeset[];
+ return psz_vlc_changeset;
+}
- libvlc_int_t *p_libvlc_int = libvlc_InternalCreate();
- if( !p_libvlc_int ) RAISENULL( "VLC initialization failed" );
+void libvlc_free( void *ptr )
+{
+ free( ptr );
+}
+
+static libvlc_module_description_t *module_description_list_get(
+ libvlc_instance_t *p_instance, const char *capability )
+{
+ VLC_UNUSED( p_instance );
+ libvlc_module_description_t *p_list = NULL,
+ *p_actual = NULL,
+ *p_previous = NULL;
+ module_t **module_list = module_list_get( NULL );
- p_new = (libvlc_instance_t *)malloc( sizeof( libvlc_instance_t ) );
- if( !p_new ) RAISENULL( "Out of memory" );
+ for (size_t i = 0; module_list[i]; i++)
+ {
+ module_t *p_module = module_list[i];
- /** \todo Look for interface settings. If we don't have any, add -I dummy */
- /* Because we probably don't want a GUI by default */
+ if ( !module_provides( p_module, capability ) )
+ continue;
- if( libvlc_InternalInit( p_libvlc_int, argc, argv ) )
- RAISENULL( "VLC initialization failed" );
+ p_actual = ( libvlc_module_description_t * ) malloc( sizeof( libvlc_module_description_t ) );
+ if ( p_actual == NULL )
+ {
+ libvlc_printerr( "Not enough memory" );
+ libvlc_module_description_list_release( p_list );
+ module_list_free( module_list );
+ return NULL;
+ }
- p_new->p_libvlc_int = p_libvlc_int;
- p_new->p_vlm = NULL;
- p_new->b_playlist_locked = 0;
- p_new->p_callback_list = NULL;
- vlc_mutex_init(p_libvlc_int, &p_new->instance_lock);
+ if ( p_list == NULL )
+ p_list = p_actual;
- return p_new;
+ const char* name = module_get_object( p_module );
+ const char* shortname = module_get_name( p_module, false );
+ const char* longname = module_get_name( p_module, true );
+ const char* help = module_get_help( p_module );
+ p_actual->psz_name = name ? strdup( name ) : NULL;
+ p_actual->psz_shortname = shortname ? strdup( shortname ) : NULL;
+ p_actual->psz_longname = longname ? strdup( longname ) : NULL;
+ p_actual->psz_help = help ? strdup( help ) : NULL;
+
+ p_actual->p_next = NULL;
+ if ( p_previous )
+ p_previous->p_next = p_actual;
+ p_previous = p_actual;
+ }
+
+ module_list_free( module_list );
+ return p_list;
}
-void libvlc_destroy( libvlc_instance_t *p_instance, libvlc_exception_t *p_e )
+void libvlc_module_description_list_release( libvlc_module_description_t *p_list )
{
- struct libvlc_callback_entry_list_t *p_listitem = p_instance->p_callback_list;
+ libvlc_module_description_t *p_actual, *p_before;
+ p_actual = p_list;
- while( p_listitem )
+ while ( p_actual )
{
- struct libvlc_callback_entry_list *p_nextlistitem = p_listitem->next;
- free( p_listitem );
- p_listitem = p_nextlistitem;
+ free( p_actual->psz_name );
+ free( p_actual->psz_shortname );
+ free( p_actual->psz_longname );
+ free( p_actual->psz_help );
+ p_before = p_actual;
+ p_actual = p_before->p_next;
+ free( p_before );
}
-
- libvlc_InternalCleanup( p_instance->p_libvlc_int );
- libvlc_InternalDestroy( p_instance->p_libvlc_int, VLC_FALSE );
}
-int libvlc_get_vlc_id( libvlc_instance_t *p_instance )
+libvlc_module_description_t *libvlc_audio_filter_list_get( libvlc_instance_t *p_instance )
+{
+ return module_description_list_get( p_instance, "audio filter" );
+}
+
+libvlc_module_description_t *libvlc_video_filter_list_get( libvlc_instance_t *p_instance )
+{
+ return module_description_list_get( p_instance, "video filter2" );
+}
+
+int64_t libvlc_clock(void)
{
- return p_instance->p_libvlc_int->i_object_id;
+ return mdate();
}