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: Helge Norberg, helge.norberg@svt.se
24 #include "../../fwd.h"
26 #include <common/memory.h>
28 #include <core/producer/frame_producer.h>
34 #include <boost/rational.hpp>
36 namespace caspar { namespace core {
38 void describe_framerate_producer(help_sink& sink);
40 spl::shared_ptr<frame_producer> create_framerate_producer(
41 spl::shared_ptr<frame_producer> source,
42 std::function<boost::rational<int> ()> get_source_framerate, // Will be called after first receive() on the source
43 boost::rational<int> destination_framerate,
44 field_mode destination_fieldmode,
45 std::vector<int> destination_audio_cadence);