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/*
Copyright (C) 2012 Carl Hetherington <cth@carlh.net>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "video_decoder.h"
#include "image.h"
#include "i18n.h"
using std::cout;
using boost::shared_ptr;
VideoDecoder::VideoDecoder (shared_ptr<const Film> f, shared_ptr<const VideoContent> c)
: Decoder (f)
, _video_content (c)
, _video_position (0)
{
}
void
VideoDecoder::video (shared_ptr<const Image> image, bool same, VideoContent::Frame frame)
{
switch (_video_content->video_frame_type ()) {
case VIDEO_FRAME_TYPE_2D:
Video (image, EYES_BOTH, same, frame);
break;
case VIDEO_FRAME_TYPE_3D_LEFT_RIGHT:
{
int const half = image->size().width / 2;
Video (image->crop (Crop (0, half, 0, 0), true), EYES_LEFT, same, frame);
Video (image->crop (Crop (half, 0, 0, 0), true), EYES_RIGHT, same, frame);
break;
}
case VIDEO_FRAME_TYPE_3D_TOP_BOTTOM:
{
int const half = image->size().height / 2;
Video (image->crop (Crop (0, 0, 0, half), true), EYES_LEFT, same, frame);
Video (image->crop (Crop (0, 0, half, 0), true), EYES_RIGHT, same, frame);
break;
}
}
_video_position = frame + 1;
}
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