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

   1 /**
   2  * MltField.cpp - Field 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 "MltField.h"
  22 #include "MltFilter.h"
  23 #include "MltTransition.h"
  24 using namespace Mlt;
  25
  26 Field::Field( mlt_field field ) :
  27         instance( field )
  28 {
  29         inc_ref( );
  30 }
  31
  32 Field::Field( Field &field ) :
  33         Mlt::Service( field ),
  34         instance( field.get_field( ) )
  35 {
  36         inc_ref( );
  37 }
  38
  39 Field::~Field( )
  40 {
  41         mlt_field_close( instance );
  42 }
  43
  44 mlt_field Field::get_field( )
  45 {
  46         return instance;
  47 }
  48
  49 mlt_service Field::get_service( )
  50 {
  51         return mlt_field_service( get_field( ) );
  52 }
  53
  54 int Field::plant_filter( Filter &filter, int track )
  55 {
  56         return mlt_field_plant_filter( get_field( ), filter.get_filter( ), track );
  57 }
  58
  59 int Field::plant_transition( Transition &transition, int a_track, int b_track )
  60 {
  61         return mlt_field_plant_transition( get_field( ), transition.get_transition( ), a_track, b_track );
  62 }
  63
  64