+++ /dev/null
-/**
- * MltTractor.cpp - Tractor 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
- */
-
-#include "MltTractor.h"
-#include "MltMultitrack.h"
-#include "MltField.h"
-#include "MltTransition.h"
-#include "MltFilter.h"
-#include "MltPlaylist.h"
-using namespace Mlt;
-
-Tractor::Tractor( ) :
- instance( mlt_tractor_new( ) )
-{
-}
-
-Tractor::Tractor( Service &tractor ) :
- instance( NULL )
-{
- if ( tractor.type( ) == tractor_type )
- {
- instance = ( mlt_tractor )tractor.get_service( );
- inc_ref( );
- }
-}
-
-Tractor::Tractor( mlt_tractor tractor ) :
- instance( tractor )
-{
- inc_ref( );
-}
-
-Tractor::Tractor( Tractor &tractor ) :
- Mlt::Producer( tractor ),
- instance( tractor.get_tractor( ) )
-{
- inc_ref( );
-}
-
-Tractor::Tractor( Profile& profile, char *id, char *resource ) :
- instance( NULL )
-{
- Producer producer( profile, id, resource );
- if ( producer.is_valid( ) && producer.type( ) == tractor_type )
- {
- instance = ( mlt_tractor )producer.get_producer( );
- inc_ref( );
- }
- else if ( producer.is_valid( ) )
- {
- instance = mlt_tractor_new( );
- set_track( producer, 0 );
- }
-}
-
-Tractor::~Tractor( )
-{
- mlt_tractor_close( instance );
-}
-
-mlt_tractor Tractor::get_tractor( )
-{
- return instance;
-}
-
-mlt_producer Tractor::get_producer( )
-{
- return mlt_tractor_producer( get_tractor( ) );
-}
-
-Multitrack *Tractor::multitrack( )
-{
- return new Multitrack( mlt_tractor_multitrack( get_tractor( ) ) );
-}
-
-Field *Tractor::field( )
-{
- return new Field( mlt_tractor_field( get_tractor( ) ) );
-}
-
-void Tractor::refresh( )
-{
- return mlt_tractor_refresh( get_tractor( ) );
-}
-
-int Tractor::set_track( Producer &producer, int index )
-{
- return mlt_tractor_set_track( get_tractor( ), producer.get_producer( ), index );
-}
-
-Producer *Tractor::track( int index )
-{
- mlt_producer producer = mlt_tractor_get_track( get_tractor( ), index );
- return producer != NULL ? new Producer( producer ) : NULL;
-}
-
-int Tractor::count( )
-{
- return mlt_multitrack_count( mlt_tractor_multitrack( get_tractor( ) ) );
-}
-
-void Tractor::plant_transition( Transition &transition, int a_track, int b_track )
-{
- mlt_field_plant_transition( mlt_tractor_field( get_tractor( ) ), transition.get_transition( ), a_track, b_track );
-}
-
-void Tractor::plant_transition( Transition *transition, int a_track, int b_track )
-{
- if ( transition != NULL )
- mlt_field_plant_transition( mlt_tractor_field( get_tractor( ) ), transition->get_transition( ), a_track, b_track );
-}
-
-void Tractor::plant_filter( Filter &filter, int track )
-{
- mlt_field_plant_filter( mlt_tractor_field( get_tractor( ) ), filter.get_filter( ), track );
-}
-
-void Tractor::plant_filter( Filter *filter, int track )
-{
- mlt_field_plant_filter( mlt_tractor_field( get_tractor( ) ), filter->get_filter( ), track );
-}
-
-bool Tractor::locate_cut( Producer *producer, int &track, int &cut )
-{
- bool found = false;
-
- for ( track = 0; producer != NULL && !found && track < count( ); track ++ )
- {
- Playlist playlist( ( mlt_playlist )mlt_tractor_get_track( get_tractor( ), track ) );
- for ( cut = 0; !found && cut < playlist.count( ); cut ++ )
- {
- Producer *clip = playlist.get_clip( cut );
- found = producer->get_producer( ) == clip->get_producer( );
- delete clip;
- }
- }
-
- track --;
- cut --;
-
- return found;
-}