2 * MltProducer.cpp - MLT Wrapper
3 * Copyright (C) 2004-2005 Charles Yates
4 * Author: Charles Yates <charles.yates@pandora.be>
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.
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.
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.
21 #include "MltProducer.h"
22 #include "MltFilter.h"
25 Producer
::Producer( ) :
30 Producer
::Producer( char *id
, char *service
) :
33 if ( id
!= NULL
&& service
!= NULL
)
34 instance
= mlt_factory_producer( id
, service
);
36 instance
= mlt_factory_producer( "fezzik", id
!= NULL ? id
: service
);
39 Producer
::Producer( Service
&producer
) :
42 mlt_service_type type
= producer
.type( );
43 if ( type
== producer_type
|| type
== playlist_type
||
44 type
== tractor_type
|| type
== multitrack_type
)
46 instance
= ( mlt_producer
)producer
.get_service( );
51 Producer
::Producer( mlt_producer producer
) :
57 Producer
::Producer( Producer
&producer
) :
58 instance( producer
.get_producer( ) )
63 Producer
::Producer( Producer
*producer
) :
64 instance( producer
!= NULL ? producer
->get_producer( ) : NULL
)
70 Producer
::~Producer( )
72 mlt_producer_close( instance
);
76 mlt_producer Producer
::get_producer( )
81 mlt_producer Producer
::get_parent( )
83 return get_producer( ) != NULL
&& mlt_producer_cut_parent( get_producer( ) ) != NULL ?
mlt_producer_cut_parent( get_producer( ) ) : get_producer( );
86 mlt_service Producer
::get_service( )
88 return mlt_producer_service( get_producer( ) );
91 int Producer
::seek( int position
)
93 return mlt_producer_seek( get_producer( ), position
);
96 int Producer
::position( )
98 return mlt_producer_position( get_producer( ) );
101 int Producer
::frame( )
103 return mlt_producer_frame( get_producer( ) );
106 int Producer
::set_speed( double speed
)
108 return mlt_producer_set_speed( get_producer( ), speed
);
111 double Producer
::get_speed( )
113 return mlt_producer_get_speed( get_producer( ) );
116 double Producer
::get_fps( )
118 return mlt_producer_get_fps( get_producer( ) );
121 int Producer
::set_in_and_out( int in
, int out
)
123 return mlt_producer_set_in_and_out( get_producer( ), in
, out
);
126 int Producer
::get_in( )
128 return mlt_producer_get_in( get_producer( ) );
131 int Producer
::get_out( )
133 return mlt_producer_get_out( get_producer( ) );
136 int Producer
::get_length( )
138 return mlt_producer_get_length( get_producer( ) );
141 int Producer
::get_playtime( )
143 return mlt_producer_get_playtime( get_producer( ) );
146 Producer
*Producer
::cut( int in
, int out
)
148 mlt_producer producer
= mlt_producer_cut( get_producer( ), in
, out
);
149 Producer
*result
= new Producer( producer
);
150 mlt_producer_close( producer
);
154 bool Producer
::is_cut( )
156 return mlt_producer_is_cut( get_producer( ) );
159 bool Producer
::is_blank( )
161 return mlt_producer_is_blank( get_producer( ) );
164 bool Producer
::same_clip( Producer
&that
)
166 return mlt_producer_cut_parent( get_producer( ) ) == mlt_producer_cut_parent( that
.get_producer( ) );
169 bool Producer
::runs_into( Producer
&that
)
171 return same_clip( that
) && get_out( ) == ( that
.get_in( ) - 1 );
174 void Producer
::optimise( )
176 mlt_producer_optimise( get_producer( ) );