/*****************************************************************************
- * core.c: Core functions : init, playlist, stream management
+ * core.c: Core libvlc new API functions : initialization
*****************************************************************************
- * Copyright (C) 2005 VideoLAN
- * $Id: vlc.c 10786 2005-04-23 23:19:17Z zorglub $
+ * Copyright (C) 2005 the VideoLAN team
+ * $Id$
*
- * Authors: Olivier Aubert <olivier.aubert@liris.univ-lyon1.fr>
+ * Authors: Clément Stenac <zorglub@videolan.org>
*
* 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
*
* 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.
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
-#include <vlc/control.h>
-
-#include <vlc/intf.h>
-#include <vlc/vout.h>
-#include <vlc/aout.h>
-#include <vlc_demux.h>
-
-#include <osd.h>
-
-#define HAS_SNAPSHOT 1
-
-#ifdef HAS_SNAPSHOT
-#include <snapshot.h>
+#ifdef HAVE_CONFIG_H
+# include "config.h"
#endif
-#include <stdlib.h> /* malloc(), free() */
-#include <string.h>
+#include "libvlc_internal.h"
+#include <vlc/libvlc.h>
-#include <errno.h> /* ENOMEM */
-#include <stdio.h>
-#include <ctype.h>
+#include <vlc_interface.h>
+#include <vlc_vlm.h>
-#ifdef HAVE_UNISTD_H
-# include <unistd.h>
-#endif
+#include <stdarg.h>
+#include <limits.h>
+#include <assert.h>
-#ifdef HAVE_SYS_TIME_H
-# include <sys/time.h>
-#endif
-#include <sys/types.h>
+static const char nomemstr[] = "Insufficient memory";
-#define RAISE( c, m ) exception->code = c; \
- exception->message = strdup(m);
-
-
-mediacontrol_Instance* mediacontrol_new_from_object( vlc_object_t* p_object,
- mediacontrol_Exception *exception )
+libvlc_instance_t * libvlc_new( int argc, const char *const *argv )
{
- mediacontrol_Instance* retval;
- vlc_object_t *p_vlc;
-
- p_vlc = vlc_object_find( p_object, VLC_OBJECT_ROOT, FIND_PARENT );
- if( ! p_vlc )
- {
- RAISE( mediacontrol_InternalException, "Unable to initialize VLC" );
+ libvlc_instance_t *p_new = malloc (sizeof (*p_new));
+ if (unlikely(p_new == NULL))
return NULL;
- }
- retval = ( mediacontrol_Instance* )malloc( sizeof( mediacontrol_Instance ) );
- retval->p_vlc = p_vlc;
- retval->vlc_object_id = p_vlc->i_object_id;
- /* We can keep references on these, which should not change. Is it true ? */
- retval->p_playlist = vlc_object_find( p_vlc, VLC_OBJECT_PLAYLIST, FIND_ANYWHERE );
- retval->p_intf = vlc_object_find( p_vlc, VLC_OBJECT_INTF, FIND_ANYWHERE );
+ libvlc_init_threads ();
- if( ! retval->p_playlist || ! retval->p_intf )
- {
- RAISE( mediacontrol_InternalException, "No available interface" );
- return NULL;
- }
- return retval;
-};
-
-
-/**************************************************************************
- * Playback management
- **************************************************************************/
-mediacontrol_Position*
-mediacontrol_get_media_position( mediacontrol_Instance *self,
- const mediacontrol_PositionOrigin an_origin,
- const mediacontrol_PositionKey a_key,
- mediacontrol_Exception *exception )
-{
- mediacontrol_Position* retval;
- vlc_value_t val;
- input_thread_t * p_input = self->p_playlist->p_input;
-
- exception = mediacontrol_exception_init( exception );
-
- retval = ( mediacontrol_Position* )malloc( sizeof( mediacontrol_Position ) );
- retval->origin = an_origin;
- retval->key = a_key;
+ 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 */
- if( ! p_input )
- {
- /*
- RAISE( mediacontrol_InternalException, "No input thread." );
- return( NULL );
- */
- retval->value = 0;
- return retval;
- }
+ libvlc_int_t *p_libvlc_int = libvlc_InternalCreate();
+ if (unlikely (p_libvlc_int == NULL))
+ goto error;
- if( an_origin == mediacontrol_RelativePosition
- || an_origin == mediacontrol_ModuloPosition )
+ if (libvlc_InternalInit( p_libvlc_int, argc + 1, my_argv ))
{
- /* Relative or ModuloPosition make no sense */
- retval->value = 0;
- return retval;
+ libvlc_InternalDestroy( p_libvlc_int );
+ goto error;
}
- /* We are asked for an AbsolutePosition. */
- val.i_time = 0;
- var_Get( p_input, "time", &val );
- /* FIXME: check val.i_time > 0 */
+ 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;
- retval->value = mediacontrol_unit_convert( p_input,
- mediacontrol_MediaTime,
- a_key,
- val.i_time / 1000 );
- return retval;
+error:
+ libvlc_deinit_threads ();
+ free (p_new);
+ return NULL;
}
-/* Sets the media position */
-void
-mediacontrol_set_media_position( mediacontrol_Instance *self,
- const mediacontrol_Position * a_position,
- mediacontrol_Exception *exception )
+void libvlc_retain( libvlc_instance_t *p_instance )
{
- vlc_value_t val;
- input_thread_t * p_input = self->p_playlist->p_input;
+ assert( p_instance != NULL );
+ assert( p_instance->ref_count < UINT_MAX );
- exception=mediacontrol_exception_init( exception );
- if( ! p_input )
- {
- RAISE( mediacontrol_InternalException, "No input thread." );
- return;
- }
-
- if( !var_GetBool( p_input, "seekable" ) )
- {
- RAISE( mediacontrol_InvalidPosition, "Stream not seekable" );
- return;
- }
-
- val.i_time = mediacontrol_position2microsecond( p_input, a_position );
- var_Set( p_input, "time", val );
- return;
+ vlc_mutex_lock( &p_instance->instance_lock );
+ p_instance->ref_count++;
+ vlc_mutex_unlock( &p_instance->instance_lock );
}
-/* Starts playing a stream */
-void
-mediacontrol_start( mediacontrol_Instance *self,
- const mediacontrol_Position * a_position,
- mediacontrol_Exception *exception )
+void libvlc_release( libvlc_instance_t *p_instance )
{
- playlist_t * p_playlist = self->p_playlist;
-
- exception = mediacontrol_exception_init( exception );
- if( ! p_playlist )
- {
- RAISE( mediacontrol_PlaylistException, "No available playlist" );
- return;
- }
-
- vlc_mutex_lock( &p_playlist->object_lock );
- if( p_playlist->i_size )
- {
- vlc_value_t val;
-
- vlc_mutex_unlock( &p_playlist->object_lock );
+ vlc_mutex_t *lock = &p_instance->instance_lock;
+ int refs;
- /* Set start time */
- val.i_int = mediacontrol_position2microsecond( p_playlist->p_input, a_position ) / 1000000;
- var_Set( p_playlist, "start-time", val );
+ vlc_mutex_lock( lock );
+ assert( p_instance->ref_count > 0 );
+ refs = --p_instance->ref_count;
+ vlc_mutex_unlock( lock );
- playlist_Play( p_playlist );
- }
- else
+ if( refs == 0 )
{
- RAISE( mediacontrol_PlaylistException, "Empty playlist." );
- vlc_mutex_unlock( &p_playlist->object_lock );
- return;
+ 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 ();
}
-
- return;
}
-void
-mediacontrol_pause( mediacontrol_Instance *self,
- const mediacontrol_Position * a_position,
- mediacontrol_Exception *exception )
+int libvlc_add_intf( libvlc_instance_t *p_i, const char *name )
{
- input_thread_t *p_input = self->p_playlist->p_input;;
-
- /* FIXME: use the a_position parameter */
- exception=mediacontrol_exception_init( exception );
- if( p_input != NULL )
- {
- var_SetInteger( p_input, "state", PAUSE_S );
- }
- else
- {
- RAISE( mediacontrol_InternalException, "No input" );
- }
-
- return;
+ return libvlc_InternalAddIntf( p_i->p_libvlc_int, name ) ? -1 : 0;
}
-void
-mediacontrol_resume( mediacontrol_Instance *self,
- const mediacontrol_Position * a_position,
- mediacontrol_Exception *exception )
+void libvlc_set_exit_handler( libvlc_instance_t *p_i, void (*cb) (void *),
+ void *data )
{
- input_thread_t *p_input = self->p_playlist->p_input;
-
- /* FIXME: use the a_position parameter */
- exception=mediacontrol_exception_init( exception );
- if( p_input != NULL )
- {
- var_SetInteger( p_input, "state", PAUSE_S );
- }
- else
- {
- RAISE( mediacontrol_InternalException, "No input" );
- }
+ libvlc_int_t *p_libvlc = p_i->p_libvlc_int;
+ libvlc_SetExitHandler( p_libvlc, cb, data );
}
-void
-mediacontrol_stop( mediacontrol_Instance *self,
- const mediacontrol_Position * a_position,
- mediacontrol_Exception *exception )
+void libvlc_wait( libvlc_instance_t *p_i )
{
- /* FIXME: use the a_position parameter */
- exception=mediacontrol_exception_init( exception );
- if( !self->p_playlist )
- {
- RAISE( mediacontrol_PlaylistException, "No playlist" );
- return;
- }
-
- playlist_Stop( self->p_playlist );
+ libvlc_int_t *p_libvlc = p_i->p_libvlc_int;
+ libvlc_InternalWait( p_libvlc );
}
-/**************************************************************************
- * Playlist management
- **************************************************************************/
-
-void
-mediacontrol_playlist_add_item( mediacontrol_Instance *self,
- const char * psz_file,
- mediacontrol_Exception *exception )
+void libvlc_set_user_agent (libvlc_instance_t *p_i,
+ const char *name, const char *http)
{
- exception=mediacontrol_exception_init( exception );
- if( !self->p_playlist )
+ libvlc_int_t *p_libvlc = p_i->p_libvlc_int;
+ char *str;
+
+ var_SetString (p_libvlc, "user-agent", name);
+ if ((http != NULL)
+ && (asprintf (&str, "%s LibVLC/"PACKAGE_VERSION, http) != -1))
{
- RAISE( mediacontrol_InternalException, "No playlist" );
- return;
+ var_SetString (p_libvlc, "http-user-agent", str);
+ free (str);
}
-
- playlist_Add( self->p_playlist, psz_file, psz_file , PLAYLIST_REPLACE, 0 );
}
-void
-mediacontrol_playlist_clear( mediacontrol_Instance *self,
- mediacontrol_Exception *exception )
+const char * libvlc_get_version(void)
{
- exception=mediacontrol_exception_init( exception );
- if( !self->p_playlist )
- {
- RAISE( mediacontrol_PlaylistException, "No playlist" );
- return;
- }
-
- playlist_Clear( self->p_playlist );
-
- return;
+ return VLC_Version();
}
-mediacontrol_PlaylistSeq *
-mediacontrol_playlist_get_list( mediacontrol_Instance *self,
- mediacontrol_Exception *exception )
+const char * libvlc_get_compiler(void)
{
- mediacontrol_PlaylistSeq *retval;
- int i_index;
- playlist_t * p_playlist = self->p_playlist;;
- int i_playlist_size;
-
- exception=mediacontrol_exception_init( exception );
- if( !p_playlist )
- {
- RAISE( mediacontrol_PlaylistException, "No playlist" );
- return NULL;
- }
-
- vlc_mutex_lock( &p_playlist->object_lock );
- i_playlist_size = p_playlist->i_size;
-
- retval = mediacontrol_PlaylistSeq__alloc( i_playlist_size );
-
- for( i_index = 0 ; i_index < i_playlist_size ; i_index++ )
- {
- retval->data[i_index] = strdup( p_playlist->pp_items[i_index]->input.psz_uri );
- }
- vlc_mutex_unlock( &p_playlist->object_lock );
-
- return retval;
+ return VLC_Compiler();
}
-/***************************************************************************
- * Status feedback
- ***************************************************************************/
-
-mediacontrol_StreamInformation *
-mediacontrol_get_stream_information( mediacontrol_Instance *self,
- mediacontrol_PositionKey a_key,
- mediacontrol_Exception *exception )
+const char * libvlc_get_changeset(void)
{
- mediacontrol_StreamInformation *retval;
- input_thread_t *p_input = self->p_playlist->p_input;
- vlc_value_t val;
-
- retval = ( mediacontrol_StreamInformation* )malloc( sizeof( mediacontrol_StreamInformation ) );
- if( ! retval )
- {
- RAISE( mediacontrol_InternalException, "Out of memory" );
- return NULL;
- }
-
- if( ! p_input )
- {
- /* No p_input defined */
- retval->streamstatus = mediacontrol_UndefinedStatus;
- retval->url = strdup( "None" );
- retval->position = 0;
- retval->length = 0;
- }
- else
- {
- switch( var_GetInteger( p_input, "state" ) )
- {
- case PLAYING_S :
- retval->streamstatus = mediacontrol_PlayingStatus;
- break;
- case PAUSE_S :
- retval->streamstatus = mediacontrol_PauseStatus;
- break;
- case INIT_S :
- retval->streamstatus = mediacontrol_InitStatus;
- break;
- case END_S :
- retval->streamstatus = mediacontrol_EndStatus;
- break;
- default :
- retval->streamstatus = mediacontrol_UndefinedStatus;
- break;
- }
-
- retval->url = strdup( p_input->input.p_item->psz_uri );
-
- /* TIME and LENGTH are in microseconds. We want them in ms */
- var_Get( p_input, "time", &val);
- retval->position = val.i_time / 1000;
-
- var_Get( p_input, "length", &val);
- retval->length = val.i_time / 1000;
+ extern const char psz_vlc_changeset[];
+ return psz_vlc_changeset;
+}
- retval->position = mediacontrol_unit_convert( p_input,
- mediacontrol_MediaTime, a_key,
- retval->position );
- retval->length = mediacontrol_unit_convert( p_input,
- mediacontrol_MediaTime, a_key,
- retval->length );
- }
- return retval;
+void libvlc_free( void *ptr )
+{
+ free( ptr );
}
projects / vlc / blobdiff