--- /dev/null
+/*****************************************************************************
+ * core.c: Core functions : init, playlist, stream management
+ *****************************************************************************
+ * Copyright (C) 2005 the VideoLAN team
+ * $Id$
+ *
+ * Authors: Olivier Aubert <olivier.aubert@liris.univ-lyon1.fr>
+ *
+ * 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
+
+#include "mediacontrol_internal.h"
+#include <vlc/mediacontrol.h>
+
+#include <vlc/libvlc.h>
+#include <vlc_common.h>
+#include <vlc_interface.h>
+#include <vlc_playlist.h>
+
+#include <vlc_vout.h>
+#include <vlc_aout.h>
+#include <vlc_input.h>
+#include <vlc_osd.h>
+
+#include <stdlib.h> /* malloc(), free() */
+#include <string.h>
+
+#include <stdio.h>
+
+#ifdef HAVE_UNISTD_H
+# include <unistd.h>
+#endif
+#include <sys/types.h>
+
+mediacontrol_Instance* mediacontrol_new( int argc, char** argv, mediacontrol_Exception *exception )
+{
+ mediacontrol_Instance* retval;
+ mediacontrol_exception_init( exception );
+
+ retval = ( mediacontrol_Instance* )malloc( sizeof( mediacontrol_Instance ) );
+ if( !retval )
+ RAISE_NULL( mediacontrol_InternalException, "Out of memory" );
+
+ retval->p_instance = libvlc_new( argc, (const char**)argv );
+ if( !retval->p_instance )
+ RAISE_NULL( mediacontrol_InternalException, "Out of memory" );
+ retval->p_media_player = libvlc_media_player_new( retval->p_instance );
+ if( !retval->p_media_player )
+ RAISE_NULL( mediacontrol_InternalException, "Out of memory" );
+ return retval;
+}
+
+void
+mediacontrol_exit( mediacontrol_Instance *self )
+{
+ libvlc_release( self->p_instance );
+}
+
+libvlc_instance_t*
+mediacontrol_get_libvlc_instance( mediacontrol_Instance *self )
+{
+ return self->p_instance;
+}
+
+libvlc_media_player_t*
+mediacontrol_get_media_player( mediacontrol_Instance *self )
+{
+ return self->p_media_player;
+}
+
+mediacontrol_Instance *
+mediacontrol_new_from_instance( libvlc_instance_t* p_instance,
+ mediacontrol_Exception *exception )
+{
+ mediacontrol_Instance* retval;
+
+ retval = ( mediacontrol_Instance* )malloc( sizeof( mediacontrol_Instance ) );
+ if( ! retval )
+ {
+ RAISE_NULL( mediacontrol_InternalException, "Out of memory" );
+ }
+ retval->p_instance = p_instance;
+ retval->p_media_player = libvlc_media_player_new( retval->p_instance );
+ if( ! retval->p_media_player )
+ RAISE_NULL( mediacontrol_InternalException, "Out of memory" );
+ 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 = NULL;
+ int64_t pos;
+
+ mediacontrol_exception_init( exception );
+
+ retval = ( mediacontrol_Position* )malloc( sizeof( mediacontrol_Position ) );
+ retval->origin = an_origin;
+ retval->key = a_key;
+
+ if( an_origin != mediacontrol_AbsolutePosition )
+ {
+ free( retval );
+ /* Relative or ModuloPosition make no sense */
+ RAISE_NULL( mediacontrol_PositionOriginNotSupported,
+ "Only absolute position is valid." );
+ }
+
+ /* We are asked for an AbsolutePosition. */
+ pos = libvlc_media_player_get_time( self->p_media_player );
+
+ if( a_key == mediacontrol_MediaTime )
+ {
+ retval->value = pos;
+ }
+ else
+ {
+ retval->value = private_mediacontrol_unit_convert( self->p_media_player,
+ mediacontrol_MediaTime,
+ a_key,
+ pos );
+ }
+ return retval;
+}
+
+/* Sets the media position */
+void
+mediacontrol_set_media_position( mediacontrol_Instance *self,
+ const mediacontrol_Position * a_position,
+ mediacontrol_Exception *exception )
+{
+ int64_t i_pos;
+
+ mediacontrol_exception_init( exception );
+
+ i_pos = private_mediacontrol_position2microsecond( self->p_media_player, a_position );
+ libvlc_media_player_set_time( self->p_media_player, i_pos / 1000 );
+}
+
+/* Starts playing a stream */
+/*
+ * Known issues: since moving in the playlist using playlist_Next
+ * or playlist_Prev implies starting to play items, the a_position
+ * argument will be only honored for the 1st item in the list.
+ *
+ * XXX:FIXME split moving in the playlist and playing items two
+ * different actions or make playlist_<Next|Prev> accept a time
+ * value to start to play from.
+ */
+void
+mediacontrol_start( mediacontrol_Instance *self,
+ const mediacontrol_Position * a_position,
+ mediacontrol_Exception *exception )
+{
+ libvlc_media_t * p_media;
+ char * psz_name;
+ libvlc_exception_t ex;
+
+ mediacontrol_exception_init( exception );
+ libvlc_exception_init( &ex );
+
+ p_media = libvlc_media_player_get_media( self->p_media_player );
+
+ if ( ! p_media )
+ {
+ /* No media was defined. */
+ RAISE( mediacontrol_PlaylistException, "No defined media." );
+ }
+ else
+ {
+ /* A media was defined. Get its mrl to reuse it, but reset the options
+ (because start-time may have been set on the previous invocation */
+ psz_name = libvlc_media_get_mrl( p_media );
+ HANDLE_LIBVLC_EXCEPTION_VOID( &ex );
+
+ /* Create a new media */
+ p_media = libvlc_media_new( self->p_instance, psz_name, &ex );
+ HANDLE_LIBVLC_EXCEPTION_VOID( &ex );
+
+ if( a_position->value )
+ {
+ char * psz_from;
+ libvlc_time_t i_from;
+
+ /* A start position was specified. Add it to media options */
+ psz_from = ( char * )malloc( 20 * sizeof( char ) );
+ i_from = private_mediacontrol_position2microsecond( self->p_media_player, a_position ) / 1000000;
+ snprintf( psz_from, 20, "start-time=%"PRId64, i_from );
+ libvlc_media_add_option( p_media, psz_from );
+ HANDLE_LIBVLC_EXCEPTION_VOID( &ex );
+ }
+
+ libvlc_media_player_set_media( self->p_media_player, p_media );
+
+ libvlc_media_player_play( self->p_media_player );
+ }
+}
+
+void
+mediacontrol_pause( mediacontrol_Instance *self,
+ mediacontrol_Exception *exception )
+{
+ mediacontrol_exception_init( exception );
+ libvlc_media_player_pause( self->p_media_player );
+}
+
+void
+mediacontrol_resume( mediacontrol_Instance *self,
+ mediacontrol_Exception *exception )
+{
+ mediacontrol_exception_init( exception );
+ libvlc_media_player_pause( self->p_media_player );
+}
+
+void
+mediacontrol_stop( mediacontrol_Instance *self,
+ mediacontrol_Exception *exception )
+{
+ mediacontrol_exception_init( exception );
+ libvlc_media_player_stop( self->p_media_player );
+}
+
+/**************************************************************************
+ * File management
+ **************************************************************************/
+
+void
+mediacontrol_set_mrl( mediacontrol_Instance *self,
+ const char * psz_file,
+ mediacontrol_Exception *exception )
+{
+ libvlc_media_t * p_media;
+ libvlc_exception_t ex;
+
+ mediacontrol_exception_init( exception );
+ libvlc_exception_init( &ex );
+
+ p_media = libvlc_media_new( self->p_instance, psz_file, &ex );
+ HANDLE_LIBVLC_EXCEPTION_VOID( &ex );
+
+ libvlc_media_player_set_media( self->p_media_player, p_media );
+}
+
+char *
+mediacontrol_get_mrl( mediacontrol_Instance *self,
+ mediacontrol_Exception *exception )
+{
+ libvlc_media_t * p_media;
+ libvlc_exception_t ex;
+
+ mediacontrol_exception_init( exception );
+ libvlc_exception_init( &ex );
+
+ p_media = libvlc_media_player_get_media( self->p_media_player );
+
+ if ( ! p_media )
+ {
+ return strdup( "" );
+ }
+ else
+ {
+ char * psz_mrl;
+
+ psz_mrl = libvlc_media_get_mrl( p_media );
+ HANDLE_LIBVLC_EXCEPTION_NULL( &ex );
+ return psz_mrl;
+ }
+}
+
+/***************************************************************************
+ * Status feedback
+ ***************************************************************************/
+
+mediacontrol_StreamInformation *
+mediacontrol_get_stream_information( mediacontrol_Instance *self,
+ mediacontrol_PositionKey a_key,
+ mediacontrol_Exception *exception )
+{
+ (void)a_key;
+ mediacontrol_StreamInformation *retval = NULL;
+ libvlc_media_t * p_media;
+ libvlc_exception_t ex;
+
+ libvlc_exception_init( &ex );
+
+ retval = ( mediacontrol_StreamInformation* )
+ malloc( sizeof( mediacontrol_StreamInformation ) );
+ if( ! retval )
+ {
+ RAISE( mediacontrol_InternalException, "Out of memory" );
+ return NULL;
+ }
+
+ p_media = libvlc_media_player_get_media( self->p_media_player );
+ if( ! p_media )
+ {
+ /* No p_media defined */
+ retval->streamstatus = mediacontrol_UndefinedStatus;
+ retval->url = strdup( "" );
+ retval->position = 0;
+ retval->length = 0;
+ }
+ else
+ {
+ libvlc_state_t state;
+
+ state = libvlc_media_player_get_state( self->p_media_player );
+ switch( state )
+ {
+ case libvlc_NothingSpecial:
+ retval->streamstatus = mediacontrol_UndefinedStatus;
+ break;
+ case libvlc_Opening :
+ retval->streamstatus = mediacontrol_InitStatus;
+ break;
+ case libvlc_Buffering:
+ retval->streamstatus = mediacontrol_BufferingStatus;
+ break;
+ case libvlc_Playing:
+ retval->streamstatus = mediacontrol_PlayingStatus;
+ break;
+ case libvlc_Paused:
+ retval->streamstatus = mediacontrol_PauseStatus;
+ break;
+ case libvlc_Stopped:
+ retval->streamstatus = mediacontrol_StopStatus;
+ break;
+ case libvlc_Ended:
+ retval->streamstatus = mediacontrol_EndStatus;
+ break;
+ case libvlc_Error:
+ retval->streamstatus = mediacontrol_ErrorStatus;
+ break;
+ default :
+ retval->streamstatus = mediacontrol_UndefinedStatus;
+ break;
+ }
+
+ retval->url = libvlc_media_get_mrl( p_media );
+
+ retval->position = libvlc_media_player_get_time( self->p_media_player );
+ retval->length = libvlc_media_player_get_length( self->p_media_player );
+ }
+ return retval;
+}
projects / vlc / blobdiff