2 * MltFrame.cpp - MLT Wrapper
3 * Copyright (C) 2004-2005 Charles Yates
4 * Author: Charles Yates <charles.yates@pandora.be>
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * This library 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 GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22 #include "MltProducer.h"
25 Frame::Frame( mlt_frame frame ) :
32 Frame::Frame( Frame &frame ) :
33 Mlt::Properties( frame ),
34 instance( frame.get_frame( ) )
41 mlt_frame_close( instance );
44 mlt_frame Frame::get_frame( )
49 mlt_properties Frame::get_properties( )
51 return mlt_frame_properties( get_frame( ) );
54 uint8_t *Frame::get_image( mlt_image_format &format, int &w, int &h, int writable )
56 uint8_t *image = NULL;
57 if ( get_double( "consumer_aspect_ratio" ) == 0.0 )
58 set( "consumer_aspect_ratio", 1.0 );
59 mlt_frame_get_image( get_frame( ), &image, &format, &w, &h, writable );
60 set( "format", format );
61 set( "writable", writable );
65 unsigned char *Frame::fetch_image( mlt_image_format f, int w, int h, int writable )
67 uint8_t *image = NULL;
68 if ( get_double( "consumer_aspect_ratio" ) == 0.0 )
69 set( "consumer_aspect_ratio", 1.0 );
70 mlt_frame_get_image( get_frame( ), &image, &f, &w, &h, writable );
72 set( "writable", writable );
76 void *Frame::get_audio( mlt_audio_format &format, int &frequency, int &channels, int &samples )
79 mlt_frame_get_audio( get_frame( ), &audio, &format, &frequency, &channels, &samples );
83 unsigned char *Frame::get_waveform( int w, int h )
85 return mlt_frame_get_waveform( get_frame( ), w, h );
88 Producer *Frame::get_original_producer( )
90 return new Producer( mlt_frame_get_original_producer( get_frame( ) ) );
93 mlt_properties Frame::get_unique_properties( Service &service )
95 return mlt_frame_unique_properties( get_frame(), service.get_service() );
98 int Frame::set_image( uint8_t *image, int size, mlt_destructor destroy )
100 return mlt_frame_set_image( get_frame(), image, size, destroy );
103 int Frame::set_alpha( uint8_t *alpha, int size, mlt_destructor destroy )
105 return mlt_frame_set_alpha( get_frame(), alpha, size, destroy );