1 /**
2  * MltTractor.h - Tractor wrapper
3  * Copyright (C) 2004-2015 Meltytech, LLC
4  * Author: Charles Yates <charles.yates@gmail.com>
5  *
6  * This library is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Lesser General Public
8  * License as published by the Free Software Foundation; either
9  * version 2.1 of the License, or (at your option) any later version.
10  *
11  * This library is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14  * Lesser General Public License for more details.
15  *
16  * You should have received a copy of the GNU Lesser General Public
17  * License along with this library; if not, write to the Free Software
18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
19  */
20 
21 #ifndef MLTPP_TRACTOR_H
22 #define MLTPP_TRACTOR_H
23 
24 #include "MltConfig.h"
25 
26 #include <framework/mlt.h>
27 
28 #include "MltProducer.h"
29 
30 namespace Mlt
31 {
32 	class Producer;
33 	class Field;
34 	class Multitrack;
35 	class Transition;
36 	class Filter;
37 	class Profile;
38 
39 	class MLTPP_DECLSPEC Tractor : public Producer
40 	{
41 		private:
42 			mlt_tractor instance;
43 		public:
44 			Tractor( );
45 			Tractor( Profile& profile );
46 			Tractor( Service &tractor );
47 			Tractor( mlt_tractor tractor );
48 			Tractor( Tractor &tractor );
49 			Tractor( Profile& profile, char *id, char *arg = NULL );
50 			Tractor( mlt_profile profile, char *id, char *arg = NULL );
51 			virtual ~Tractor( );
52 			virtual mlt_tractor get_tractor( );
53 			mlt_producer get_producer( );
54 			Multitrack *multitrack( );
55 			Field *field( );
56 			void refresh( );
57 			int set_track( Producer &producer, int index );
58 			int insert_track( Producer &producer, int index );
59 			int remove_track( int index );
60 			Producer *track( int index );
61 			int count( );
62 			void plant_transition( Transition &transition, int a_track = 0, int b_track = 1 );
63 			void plant_transition( Transition *transition, int a_track = 0, int b_track = 1 );
64 			void plant_filter( Filter &filter, int track = 0 );
65 			void plant_filter( Filter *filter, int track = 0 );
66 			bool locate_cut( Producer *producer, int &track, int &cut );
67 			int connect( Producer &producer );
68 	};
69 }
70 
71 #endif
72 
73