/**
 * MltService.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 <string.h>
#include "MltService.h"
#include "MltFilter.h"
using namespace Mlt;

Service::Service( ) :
	Properties( false ),
	instance( NULL )
{
}

Service::Service( Service &service ) :
	Properties( false ),
	instance( service.get_service( ) )
{
	inc_ref( );
}

Service::Service( mlt_service service ) :
	Properties( false ),
	instance( service )
{
	inc_ref( );
}

Service::~Service( )
{
	mlt_service_close( instance );
}

mlt_service Service::get_service( )
{
	return instance;
}

mlt_properties Service::get_properties( )
{
	return mlt_service_properties( get_service( ) );
}

void Service::lock( )
{
	mlt_service_lock( get_service( ) );
}

void Service::unlock( )
{
	mlt_service_unlock( get_service( ) );
}

int Service::connect_producer( Service &producer, int index )
{
	return mlt_service_connect_producer( get_service( ), producer.get_service( ), index );
}

Service *Service::producer( )
{
	return new Service( mlt_service_producer( get_service( ) ) );
}

Service *Service::consumer( )
{
	return new Service( mlt_service_consumer( get_service( ) ) );
}

Frame *Service::get_frame( int index )
{
	mlt_frame frame = NULL;
	mlt_service_get_frame( get_service( ), &frame, index );
	Frame *result = new Frame( frame );
	mlt_frame_close( frame );
	return result;
}

mlt_service_type Service::type( )
{
	return mlt_service_identify( get_service( ) );
}

int Service::attach( Filter &filter )
{
	return mlt_service_attach( get_service( ), filter.get_filter( ) );
}

int Service::detach( Filter &filter )
{
	return mlt_service_detach( get_service( ), filter.get_filter( ) );
}

Filter *Service::filter( int index )
{
	mlt_filter result = mlt_service_filter( get_service( ), index );
	return result == NULL ? NULL : new Filter( result );
}