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[casparcg] / core / thumbnail_generator.h
1 /*
2 * Copyright (c) 2011 Sveriges Television AB <info@casparcg.com>
3 *
4 * This file is part of CasparCG (www.casparcg.com).
5 *
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.
10 *
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.
15 *
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/>.
18 *
19 * Author: Helge Norberg, helge.norberg@svt.se
20 */
21
22 #pragma once
23
24 #include <boost/noncopyable.hpp>
25
26 #include <common/memory.h>
27 #include <common/filesystem_monitor.h>
28
29 #include "fwd.h"
30
31 namespace caspar { namespace core {
32
33 typedef std::function<void (
34                 const const_frame& frame,
35                 const video_format_desc& format_desc,
36                 const boost::filesystem::path& output_file,
37                 int width,
38                 int height)> thumbnail_creator;
39
40 class thumbnail_generator : boost::noncopyable
41 {
42 public:
43         thumbnail_generator(
44                         filesystem_monitor_factory& monitor_factory,
45                         const boost::filesystem::path& media_path,
46                         const boost::filesystem::path& thumbnails_path,
47                         int width,
48                         int height,
49                         const video_format_desc& render_video_mode,
50                         std::unique_ptr<image_mixer> image_mixer,
51                         int generate_delay_millis,
52                         const thumbnail_creator& thumbnail_creator,
53                         spl::shared_ptr<media_info_repository> media_info_repo,
54                         spl::shared_ptr<const frame_producer_registry> producer_registry,
55                         bool mipmap);
56         ~thumbnail_generator();
57         void generate(const std::wstring& media_file);
58         void generate_all();
59 private:
60         struct impl;
61         spl::unique_ptr<impl> impl_;
62 };
63
64 }}