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

   1 /**
   2  * MltProducer.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 "MltProducer.h"
  22 using namespace Mlt;
  23
  24 Producer::Producer( ) :
  25         destroy( false ),
  26         instance( NULL )
  27 {
  28 }
  29
  30 Producer::Producer( char *id, char *service ) :
  31         destroy( true ),
  32         instance( NULL )
  33 {
  34         if ( id != NULL && service != NULL )
  35                 instance = mlt_factory_producer( id, service );
  36         else
  37                 instance = mlt_factory_producer( "fezzik", id != NULL ? id : service );
  38 }
  39
  40 Producer::Producer( mlt_producer producer ) :
  41         destroy( false ),
  42         instance( producer )
  43 {
  44 }
  45
  46 Producer::Producer( Producer &producer ) :
  47         destroy( false ),
  48         instance( producer.get_producer( ) )
  49 {
  50 }
  51
  52 Producer::~Producer( )
  53 {
  54         if ( destroy )
  55                 mlt_producer_close( instance );
  56 }
  57 mlt_service Producer::get_service( )
  58 {
  59         return mlt_producer_service( get_producer( ) );
  60 }
  61
  62 int Producer::seek( mlt_position position )
  63 {
  64         return mlt_producer_seek( get_producer( ), position );
  65 }
  66
  67 mlt_position Producer::position( )
  68 {
  69         return mlt_producer_position( get_producer( ) );
  70 }
  71
  72 mlt_position Producer::frame( )
  73 {
  74         return mlt_producer_frame( get_producer( ) );
  75 }
  76
  77 int Producer::set_speed( double speed )
  78 {
  79         return mlt_producer_set_speed( get_producer( ), speed );
  80 }
  81
  82 double Producer::get_speed( )
  83 {
  84         return mlt_producer_get_speed( get_producer( ) );
  85 }
  86
  87 double Producer::get_fps( )
  88 {
  89         return mlt_producer_get_fps( get_producer( ) );
  90 }
  91
  92 int Producer::set_in_and_out( mlt_position in, mlt_position out )
  93 {
  94         return mlt_producer_set_in_and_out( get_producer( ), in, out );
  95 }
  96
  97 mlt_position Producer::get_in( )
  98 {
  99         return mlt_producer_get_in( get_producer( ) );
 100 }
 101
 102 mlt_position Producer::get_out( )
 103 {
 104         return mlt_producer_get_out( get_producer( ) );
 105 }
 106
 107 mlt_position Producer::get_length( )
 108 {
 109         return mlt_producer_get_length( get_producer( ) );
 110 }
 111
 112 mlt_position Producer::get_playtime( )
 113 {
 114         return mlt_producer_get_playtime( get_producer( ) );
 115 }
 116
 117 mlt_producer Producer::get_producer( )
 118 {
 119         return instance;
 120 }
 121
 122