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mltpp/src/MltTransition.cpp

91 lines
2.1 KiB

/**
* MltTransition.cpp - MLT Wrapper
* Copyright (C) 2004-2005 Charles Yates
* Author: Charles Yates <charles.yates@pandora.be>
*
* This program 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 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.
*/
#include <stdlib.h>
#include <string.h>
#include "MltTransition.h"
using namespace Mlt;
Transition::Transition( char *id, char *arg ) :
instance( NULL )
{
if ( arg != NULL )
{
instance = mlt_factory_transition( id, arg );
}
else
{
if ( strchr( id, ':' ) )
{
char *temp = strdup( id );
char *arg = strchr( temp, ':' ) + 1;
*( arg - 1 ) = '\0';
instance = mlt_factory_transition( temp, arg );
free( temp );
}
else
{
instance = mlt_factory_transition( id, NULL );
}
}
}
Transition::Transition( Service &transition ) :
instance( NULL )
{
if ( transition.type( ) == transition_type )
{
instance = ( mlt_transition )transition.get_service( );
inc_ref( );
}
}
Transition::Transition( Transition &transition ) :
instance( transition.get_transition( ) )
{
inc_ref( );
}
Transition::Transition( mlt_transition transition ) :
instance( transition )
{
inc_ref( );
}
Transition::~Transition( )
{
mlt_transition_close( instance );
}
mlt_transition Transition::get_transition( )
{
return instance;
}
mlt_service Transition::get_service( )
{
return mlt_transition_service( get_transition( ) );
}
void Transition::set_in_and_out( int in, int out )
{
mlt_transition_set_in_and_out( get_transition( ), in, out );
}