643f4193bfae17c62c6225a9e3b2a132a1abebcb
2 * MltFrame.cpp - MLT Wrapper
3 * Copyright (C) 2004-2005 Charles Yates
4 * Author: Charles Yates <charles.yates@pandora.be>
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.
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.
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.
22 #include "MltProducer.h"
25 Frame
::Frame( mlt_frame frame
) :
31 Frame
::Frame( Frame
&frame
) :
32 Mlt
::Properties( frame
),
33 instance( frame
.get_frame( ) )
40 mlt_frame_close( instance
);
43 mlt_frame Frame
::get_frame( )
48 mlt_properties Frame
::get_properties( )
50 return mlt_frame_properties( get_frame( ) );
53 uint8_t *Frame
::get_image( mlt_image_format
&format
, int &w
, int &h
, int writable
)
55 uint8_t *image
= NULL
;
56 if ( get_double( "consumer_aspect_ratio" ) == 0.0 )
57 set( "consumer_aspect_ratio", 1.0 );
58 mlt_frame_get_image( get_frame( ), &image
, &format
, &w
, &h
, writable
);
59 set( "format", format
);
60 set( "writable", writable
);
64 unsigned char *Frame
::fetch_image( mlt_image_format f
, int w
, int h
, int writable
)
66 uint8_t *image
= NULL
;
67 if ( get_double( "consumer_aspect_ratio" ) == 0.0 )
68 set( "consumer_aspect_ratio", 1.0 );
69 mlt_frame_get_image( get_frame( ), &image
, &f
, &w
, &h
, writable
);
71 set( "writable", writable
);
75 int16_t *Frame
::get_audio( mlt_audio_format
&format
, int &frequency
, int &channels
, int &samples
)
77 int16_t *audio
= NULL
;
78 mlt_frame_get_audio( get_frame( ), &audio
, &format
, &frequency
, &channels
, &samples
);
82 unsigned char *Frame
::get_waveform( int w
, int h
)
84 return mlt_frame_get_waveform( get_frame( ), w
, h
);
87 Producer
*Frame
::get_original_producer( )
89 return new Producer( mlt_frame_get_original_producer( get_frame( ) ) );