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

   1 /**
   2  * MltService.h - 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 #ifndef _MLTPP_SERVICE_H_
  22 #define _MLTPP_SERVICE_H_
  23
  24 #include <framework/mlt.h>
  25
  26 #include "MltProperties.h"
  27 #include "MltFrame.h"
  28
  29 namespace Mlt
  30 {
  31         class Properties;
  32         class Filter;
  33         class Frame;
  34
  35         enum service_type
  36         {
  37                 invalid_type,
  38                 unknown_type,
  39                 producer_type,
  40                 playlist_type,
  41                 tractor_type,
  42                 multitrack_type,
  43                 filter_type,
  44                 transition_type,
  45                 consumer_type,
  46                 field_type
  47         };
  48
  49         class Service : public Properties
  50         {
  51                 private:
  52                         mlt_service instance;
  53                 public:
  54                         Service( );
  55                         Service( Service &service );
  56                         Service( mlt_service service );
  57                         virtual ~Service( );
  58                         virtual mlt_service get_service( );
  59                         mlt_properties get_properties( );
  60                         int connect_producer( Service &producer, int index = 0 );
  61                         Service *consumer( );
  62                         Service *producer( );
  63                         Frame *get_frame( int index = 0 );
  64                         service_type type( );
  65                         int attach( Filter &filter );
  66                         int detach( Filter &filter );
  67                         Filter *filter( int index );
  68         };
  69 }
  70
  71 #endif