2 * copyright (c) 2010 Sveriges Television AB <info@casparcg.com>
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4 * This file is part of CasparCG.
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6 * CasparCG is free software: you can redistribute it and/or modify
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7 * it under the terms of the GNU General Public License as published by
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8 * the Free Software Foundation, either version 3 of the License, or
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9 * (at your option) any later version.
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11 * CasparCG is distributed in the hope that it will be useful,
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12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 * GNU General Public License for more details.
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16 * You should have received a copy of the GNU General Public License
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17 * along with CasparCG. If not, see <http://www.gnu.org/licenses/>.
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23 #include "video_channel.h"
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25 #include "video_format.h"
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27 #include "consumer/output.h"
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28 #include "mixer/mixer.h"
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29 #include "producer/stage.h"
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31 #include <common/concurrency/executor.h>
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32 #include <common/diagnostics/graph.h>
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34 #include "mixer/gpu/ogl_device.h"
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36 #include <agents_extras.h>
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37 #include <semaphore.h>
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39 #include <boost/timer.hpp>
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42 #pragma warning(disable : 4355)
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45 using namespace Concurrency;
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47 namespace caspar { namespace core {
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49 struct video_channel::implementation : boost::noncopyable
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51 unbounded_buffer<safe_ptr<message<std::map<int, safe_ptr<basic_frame>>>>> stage_frames_;
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52 unbounded_buffer<safe_ptr<message<safe_ptr<read_frame>>>> mixer_frames_;
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54 const video_format_desc format_desc_;
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56 safe_ptr<semaphore> semaphore_;
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57 safe_ptr<caspar::core::output> output_;
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58 safe_ptr<caspar::core::mixer> mixer_;
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59 safe_ptr<caspar::core::stage> stage_;
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61 safe_ptr<diagnostics::graph> graph_;
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62 boost::timer frame_timer_;
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63 boost::timer tick_timer_;
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64 boost::timer output_timer_;
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67 implementation(int index, const video_format_desc& format_desc, ogl_device& ogl)
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68 : graph_(diagnostics::create_graph(narrow(print()), false))
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69 , format_desc_(format_desc)
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70 , semaphore_(make_safe<semaphore>(3))
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71 , output_(new caspar::core::output(mixer_frames_, format_desc))
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72 , mixer_(new caspar::core::mixer(stage_frames_, mixer_frames_, format_desc, ogl))
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73 , stage_(new caspar::core::stage(stage_frames_, semaphore_))
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75 graph_->add_guide("produce-time", 0.5f);
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76 graph_->set_color("produce-time", diagnostics::color(0.0f, 1.0f, 0.0f));
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77 graph_->set_color("tick-time", diagnostics::color(0.0f, 0.6f, 0.9f));
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78 graph_->set_color("output-time", diagnostics::color(1.0f, 0.5f, 0.0f));
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79 graph_->set_color("mix-time", diagnostics::color(1.0f, 1.0f, 0.9f));
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82 CASPAR_LOG(info) << print() << " Successfully Initialized.";
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85 std::wstring print() const
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87 return L"video_channel";
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91 video_channel::video_channel(int index, const video_format_desc& format_desc, ogl_device& ogl) : impl_(new implementation(index, format_desc, ogl)){}
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92 video_channel::video_channel(video_channel&& other) : impl_(std::move(other.impl_)){}
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93 safe_ptr<stage> video_channel::stage() { return impl_->stage_;}
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94 safe_ptr<mixer> video_channel::mixer() { return impl_->mixer_;}
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95 safe_ptr<output> video_channel::output() { return impl_->output_;}
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96 video_format_desc video_channel::get_video_format_desc() const{return impl_->format_desc_;}
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97 std::wstring video_channel::print() const { return impl_->print();}
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