research.m1stereo.tv/gitweb/ - melted/blob - mlt++/src/MltService.cpp

   1 /**
   2  * MltService.cpp - MLT Wrapper
   3  * Copyright (C) 2004-2005 Charles Yates
   4  * Author: Charles Yates <charles.yates@pandora.be>
   5  *
   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.
  10  *
  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.
  15  *
  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.
  19  */
  20
  21 #include "MltService.h"
  22 using namespace Mlt;
  23
  24 Service::Service( ) :
  25         Properties( false ),
  26         instance( NULL )
  27 {
  28 }
  29
  30 Service::Service( Service &service ) :
  31         Properties( false ),
  32         instance( service.get_service( ) )
  33 {
  34         inc_ref( );
  35 }
  36
  37 Service::Service( mlt_service service ) :
  38         Properties( false ),
  39         instance( service )
  40 {
  41         inc_ref( );
  42 }
  43
  44 Service::~Service( )
  45 {
  46         mlt_service_close( instance );
  47 }
  48
  49 mlt_service Service::get_service( )
  50 {
  51         return instance;
  52 }
  53
  54 mlt_properties Service::get_properties( )
  55 {
  56         return mlt_service_properties( get_service( ) );
  57 }
  58
  59 int Service::connect_producer( Service &producer, int index )
  60 {
  61         return mlt_service_connect_producer( get_service( ), producer.get_service( ), index );
  62 }
  63
  64 Service *Service::producer( )
  65 {
  66         return new Service( mlt_service_producer( get_service( ) ) );
  67 }
  68
  69 Service *Service::consumer( )
  70 {
  71         return new Service( mlt_service_consumer( get_service( ) ) );
  72 }
  73
  74 Frame *Service::get_frame( int index )
  75 {
  76         mlt_frame frame = NULL;
  77         mlt_service_get_frame( get_service( ), &frame, index );
  78         return new Frame( frame );
  79 }
  80