2 Copyright (C) 2012-2016 Carl Hetherington <cth@carlh.net>
4 This file is part of DCP-o-matic.
6 DCP-o-matic is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
11 DCP-o-matic 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 DCP-o-matic. If not, see <http://www.gnu.org/licenses/>.
21 /** @file src/lib/video_decoder.h
22 * @brief VideoDecoder class.
25 #ifndef DCPOMATIC_VIDEO_DECODER_H
26 #define DCPOMATIC_VIDEO_DECODER_H
29 #include "video_content.h"
31 #include "content_video.h"
32 #include "decoder_part.h"
33 #include <boost/signals2.hpp>
34 #include <boost/shared_ptr.hpp>
41 /** @class VideoDecoder
42 * @brief Parent for classes which decode video.
44 class VideoDecoder : public DecoderPart
47 VideoDecoder (Decoder* parent, boost::shared_ptr<const Content> c, boost::shared_ptr<Log> log);
49 friend struct video_decoder_fill_test1;
50 friend struct video_decoder_fill_test2;
51 friend struct ffmpeg_pts_offset_test;
52 friend void ffmpeg_decoder_sequential_test_one (boost::filesystem::path file, float fps, int gaps, int video_length);
54 ContentTime position () const {
58 void emit (boost::shared_ptr<const ImageProxy>, Frame frame);
60 boost::signals2::signal<void (ContentVideo)> Data;
63 boost::shared_ptr<const Content> _content;
64 boost::optional<Frame> _last_emitted;
65 ContentTime _position;