2 * Copyright (c) 2011 Sveriges Television AB <info@casparcg.com>
4 * This file is part of CasparCG (www.casparcg.com).
6 * CasparCG 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 3 of the License, or
9 * (at your option) any later version.
11 * CasparCG 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 CasparCG. If not, see <http://www.gnu.org/licenses/>.
19 * Author: Robert Nagy, ronag89@gmail.com
24 #include <common/memory.h>
25 #include <common/forward.h>
27 #include <core/monitor/monitor.h>
29 #include <boost/noncopyable.hpp>
30 #include <boost/rational.hpp>
32 struct AVFormatContext;
36 namespace caspar { namespace ffmpeg {
38 class video_decoder : public boost::noncopyable
41 explicit video_decoder(class input& input, bool single_threaded);
43 video_decoder(video_decoder&& other);
44 video_decoder& operator=(video_decoder&& other);
46 std::shared_ptr<AVFrame> operator()();
50 bool is_progressive() const;
51 uint32_t file_frame_number() const;
52 boost::rational<int> framerate() const;
54 uint32_t nb_frames() const;
56 std::wstring print() const;
58 core::monitor::subject& monitor_output();
62 spl::shared_ptr<impl> impl_;