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116 lines
2.5 KiB
116 lines
2.5 KiB
/**
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* MltService.cpp - MLT Wrapper
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* Copyright (C) 2004-2005 Charles Yates
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* Author: Charles Yates <charles.yates@pandora.be>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published
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* by the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#include <string.h>
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#include "MltService.h"
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#include "MltFilter.h"
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using namespace Mlt;
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Service::Service( ) :
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Properties( false ),
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instance( NULL )
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{
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}
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Service::Service( Service &service ) :
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Properties( false ),
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instance( service.get_service( ) )
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{
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inc_ref( );
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}
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Service::Service( mlt_service service ) :
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Properties( false ),
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instance( service )
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{
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inc_ref( );
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}
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Service::~Service( )
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{
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mlt_service_close( instance );
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}
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mlt_service Service::get_service( )
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{
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return instance;
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}
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mlt_properties Service::get_properties( )
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{
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return mlt_service_properties( get_service( ) );
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}
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void Service::lock( )
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{
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mlt_service_lock( get_service( ) );
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}
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void Service::unlock( )
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{
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mlt_service_unlock( get_service( ) );
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}
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int Service::connect_producer( Service &producer, int index )
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{
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return mlt_service_connect_producer( get_service( ), producer.get_service( ), index );
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}
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Service *Service::producer( )
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{
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return new Service( mlt_service_producer( get_service( ) ) );
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}
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Service *Service::consumer( )
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{
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return new Service( mlt_service_consumer( get_service( ) ) );
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}
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Frame *Service::get_frame( int index )
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{
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mlt_frame frame = NULL;
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mlt_service_get_frame( get_service( ), &frame, index );
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Frame *result = new Frame( frame );
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mlt_frame_close( frame );
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return result;
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}
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mlt_service_type Service::type( )
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{
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return mlt_service_identify( get_service( ) );
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}
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int Service::attach( Filter &filter )
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{
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return mlt_service_attach( get_service( ), filter.get_filter( ) );
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}
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int Service::detach( Filter &filter )
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{
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return mlt_service_detach( get_service( ), filter.get_filter( ) );
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}
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Filter *Service::filter( int index )
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{
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mlt_filter result = mlt_service_filter( get_service( ), index );
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return result == NULL ? NULL : new Filter( result );
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}
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