git.sesse.net Git - casparcg/blob - core/video_channel.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: Robert Nagy, ronag89@gmail.com
  20 */
  21
  22 #pragma once
  23
  24 #include <common/memory.h>
  25 #include <common/reactive.h>
  26 #include <common/forward.h>
  27
  28 #include "monitor/monitor.h"
  29
  30 #include <boost/property_tree/ptree_fwd.hpp>
  31
  32 FORWARD3(caspar, core, ogl, class accelerator);
  33 FORWARD2(caspar, core, class stage);
  34 FORWARD2(caspar, core, class mixer);
  35 FORWARD2(caspar, core, class output);
  36 FORWARD2(caspar, core, class image_mixer);
  37 FORWARD2(caspar, core, struct video_format_desc);
  38 FORWARD2(caspar, core, class frame_factory);
  39
  40 namespace caspar { namespace core {
  41
  42 class video_channel sealed : public monitor::observable
  43 {
  44         video_channel(const video_channel&);
  45         video_channel& operator=(const video_channel&);
  46 public:
  47
  48         // Static Members
  49
  50         // Constructors
  51
  52         explicit video_channel(int index, const video_format_desc& format_desc, std::unique_ptr<image_mixer> image_mixer);
  53         ~video_channel();
  54
  55         // Methods
  56
  57         // monitor::observable
  58
  59         void subscribe(const monitor::observable::observer_ptr& o) override;
  60         void unsubscribe(const monitor::observable::observer_ptr& o) override;
  61
  62         // Properties
  63
  64         const core::stage&                                       stage() const;
  65         core::stage&                                             stage();
  66         const core::mixer&                                       mixer() const;
  67         core::mixer&                                             mixer();
  68         const core::output&                                      output() const;
  69         core::output&                                            output();
  70
  71         core::video_format_desc                          video_format_desc() const;
  72         void                                                             video_format_desc(const core::video_format_desc& format_desc);
  73
  74         spl::shared_ptr<core::frame_factory> frame_factory();
  75
  76         boost::property_tree::wptree             info() const;
  77 private:
  78         struct impl;
  79         spl::unique_ptr<impl> impl_;
  80 };
  81
  82 }}