3a194e45b9568f31df52a4b1629be58026d84f52
[melted] / mlt++ / src / MltTransition.cpp
1 /**
2 * MltTransition.cpp - MLT Wrapper
3 * Copyright (C) 2004-2005 Charles Yates
4 * Author: Charles Yates <charles.yates@pandora.be>
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU Lesser General Public License as published
8 * by the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program 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
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software Foundation,
18 * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
19 */
20
21 #include <stdlib.h>
22 #include <string.h>
23 #include "MltTransition.h"
24 #include "MltProfile.h"
25 using namespace Mlt;
26
27 Transition::Transition( Profile& profile, char *id, char *arg ) :
28 instance( NULL )
29 {
30 if ( arg != NULL )
31 {
32 instance = mlt_factory_transition( profile.get_profile(), id, arg );
33 }
34 else
35 {
36 if ( strchr( id, ':' ) )
37 {
38 char *temp = strdup( id );
39 char *arg = strchr( temp, ':' ) + 1;
40 *( arg - 1 ) = '\0';
41 instance = mlt_factory_transition( profile.get_profile(), temp, arg );
42 free( temp );
43 }
44 else
45 {
46 instance = mlt_factory_transition( profile.get_profile(), id, NULL );
47 }
48 }
49 }
50
51 Transition::Transition( Service &transition ) :
52 instance( NULL )
53 {
54 if ( transition.type( ) == transition_type )
55 {
56 instance = ( mlt_transition )transition.get_service( );
57 inc_ref( );
58 }
59 }
60
61 Transition::Transition( Transition &transition ) :
62 Mlt::Service( transition ),
63 instance( transition.get_transition( ) )
64 {
65 inc_ref( );
66 }
67
68 Transition::Transition( mlt_transition transition ) :
69 instance( transition )
70 {
71 inc_ref( );
72 }
73
74 Transition::~Transition( )
75 {
76 mlt_transition_close( instance );
77 }
78
79 mlt_transition Transition::get_transition( )
80 {
81 return instance;
82 }
83
84 mlt_service Transition::get_service( )
85 {
86 return mlt_transition_service( get_transition( ) );
87 }
88
89 void Transition::set_in_and_out( int in, int out )
90 {
91 mlt_transition_set_in_and_out( get_transition( ), in, out );
92 }