git.sesse.net Git - casparcg/blob - 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 namespace caspar { namespace core {
  30
  31 class ogl_device;
  32 class read_frame;
  33 struct video_format_desc;
  34 struct media_info_repository;
  35
  36 typedef std::function<void (
  37                 const class const_frame& frame,
  38                 const video_format_desc& format_desc,
  39                 const boost::filesystem::path& output_file,
  40                 int width,
  41                 int height)> thumbnail_creator;
  42
  43 class thumbnail_generator : boost::noncopyable
  44 {
  45 public:
  46         thumbnail_generator(
  47                         filesystem_monitor_factory& monitor_factory,
  48                         const boost::filesystem::path& media_path,
  49                         const boost::filesystem::path& thumbnails_path,
  50                         int width,
  51                         int height,
  52                         const video_format_desc& render_video_mode,
  53                         std::unique_ptr<class image_mixer> image_mixer,
  54                         int generate_delay_millis,
  55                         const thumbnail_creator& thumbnail_creator,
  56                         spl::shared_ptr<media_info_repository> media_info_repo);
  57         ~thumbnail_generator();
  58         void generate(const std::wstring& media_file);
  59         void generate_all();
  60 private:
  61         struct impl;
  62         spl::unique_ptr<impl> impl_;
  63 };
  64
  65 }}