X-Git-Url: http://research.m1stereo.tv/gitweb?a=blobdiff_plain;f=src%2Fframework%2Fmlt_multitrack.h;h=427083c81719227bc1fda70de5b9773035b92c94;hb=f4d4669b66a9f23be85527f65dec19a566db561c;hp=19ead699b6e0ac0765f86148b82439ecbdc803c6;hpb=fa0d65478efe5d80e0affa58095109800a5cba71;p=melted diff --git a/src/framework/mlt_multitrack.h b/src/framework/mlt_multitrack.h index 19ead69..427083c 100644 --- a/src/framework/mlt_multitrack.h +++ b/src/framework/mlt_multitrack.h @@ -1,21 +1,24 @@ -/* - * mlt_multitrack.h -- multitrack service class - * Copyright (C) 2003-2004 Ushodaya Enterprises Limited - * Author: Charles Yates +/** + * \file mlt_multitrack.h + * \brief multitrack service class + * \see mlt_multitrack_s * - * 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. + * Copyright (C) 2003-2009 Ushodaya Enterprises Limited + * \author Charles Yates * - * This program is distributed in the hope that it will be useful, + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * This library 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. + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser 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 02111-1307, USA. + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #ifndef _MLT_MULITRACK_H_ @@ -23,8 +26,37 @@ #include "mlt_producer.h" -/** Public final methods -*/ +/** \brief Track class used by mlt_multitrack_s + */ + +struct mlt_track_s +{ + mlt_producer producer; + mlt_event event; +}; + +typedef struct mlt_track_s *mlt_track; + +/** \brief Multitrack class + * + * A multitrack is a parallel container of producers that acts a single producer. + * + * \extends mlt_producer_s + * \properties \em log_id not currently used, but sets it to "mulitrack" + */ + +struct mlt_multitrack_s +{ + /** We're extending producer here */ + struct mlt_producer_s parent; + mlt_track *list; + int size; + int count; +}; + +#define MLT_MULTITRACK_PRODUCER( multitrack ) ( &( multitrack )->parent ) +#define MLT_MULTITRACK_SERVICE( multitrack ) MLT_PRODUCER_SERVICE( MLT_MULTITRACK_PRODUCER( multitrack ) ) +#define MLT_MULTITRACK_PROPERTIES( multitrack ) MLT_SERVICE_PROPERTIES( MLT_MULTITRACK_SERVICE( multitrack ) ) extern mlt_multitrack mlt_multitrack_init( ); extern mlt_producer mlt_multitrack_producer( mlt_multitrack self ); @@ -34,6 +66,7 @@ extern int mlt_multitrack_connect( mlt_multitrack self, mlt_producer producer, i extern mlt_position mlt_multitrack_clip( mlt_multitrack self, mlt_whence whence, int index ); extern void mlt_multitrack_close( mlt_multitrack self ); extern int mlt_multitrack_count( mlt_multitrack self ); +extern void mlt_multitrack_refresh( mlt_multitrack self ); extern mlt_producer mlt_multitrack_track( mlt_multitrack self, int track ); #endif