git.sesse.net Git - casparcg/blob - core/video_channel.cpp

   1 /*\r
   2 * copyright (c) 2010 Sveriges Television AB <info@casparcg.com>\r
   3 *\r
   4 *  This file is part of CasparCG.\r
   5 *\r
   6 *    CasparCG is free software: you can redistribute it and/or modify\r
   7 *    it under the terms of the GNU General Public License as published by\r
   8 *    the Free Software Foundation, either version 3 of the License, or\r
   9 *    (at your option) any later version.\r
  10 *\r
  11 *    CasparCG is distributed in the hope that it will be useful,\r
  12 *    but WITHOUT ANY WARRANTY; without even the implied warranty of\r
  13 *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\r
  14 *    GNU General Public License for more details.\r
  15 \r
  16 *    You should have received a copy of the GNU General Public License\r
  17 *    along with CasparCG.  If not, see <http://www.gnu.org/licenses/>.\r
  18 *\r
  19 */\r
  20 \r
  21 #include "StdAfx.h"\r
  22 \r
  23 #include "video_channel.h"\r
  24 \r
  25 #include "video_format.h"\r
  26 \r
  27 #include "consumer/output.h"\r
  28 #include "mixer/mixer.h"\r
  29 #include "producer/stage.h"\r
  30 \r
  31 #include <common/concurrency/governor.h>\r
  32 #include <common/diagnostics/graph.h>\r
  33 \r
  34 #include "mixer/gpu/ogl_device.h"\r
  35 \r
  36 #include <agents_extras.h>\r
  37 \r
  38 #include <boost/timer.hpp>\r
  39 \r
  40 #ifdef _MSC_VER\r
  41 #pragma warning(disable : 4355)\r
  42 #endif\r
  43 \r
  44 using namespace Concurrency;\r
  45 \r
  46 namespace caspar { namespace core {\r
  47 \r
  48 struct video_channel::implementation : boost::noncopyable\r
  49 {\r
  50         unbounded_buffer<stage::target_element_t>       stage_frames_;\r
  51         unbounded_buffer<mixer::target_element_t>       mixer_frames_;\r
  52         \r
  53         const video_format_desc                         format_desc_;\r
  54         \r
  55         governor                                                        governor_;\r
  56         safe_ptr<caspar::core::output>          output_;\r
  57         safe_ptr<caspar::core::mixer>           mixer_;\r
  58         safe_ptr<caspar::core::stage>           stage_;\r
  59 \r
  60         safe_ptr<diagnostics::graph>            graph_;\r
  61         boost::timer                                            frame_timer_;\r
  62         boost::timer                                            tick_timer_;\r
  63         boost::timer                                            output_timer_;\r
  64         \r
  65 public:\r
  66         implementation(int index, const video_format_desc& format_desc, ogl_device& ogl)  \r
  67                 : format_desc_(format_desc)\r
  68                 , governor_(2)\r
  69                 , output_(new caspar::core::output(mixer_frames_, format_desc))\r
  70                 , mixer_(new caspar::core::mixer(stage_frames_, mixer_frames_, format_desc, ogl))\r
  71                 , stage_(new caspar::core::stage(stage_frames_, governor_))     \r
  72         {\r
  73                 graph_->add_guide("produce-time", 0.5f);        \r
  74                 graph_->set_color("produce-time", diagnostics::color(0.0f, 1.0f, 0.0f));\r
  75                 graph_->set_color("tick-time", diagnostics::color(0.0f, 0.6f, 0.9f));   \r
  76                 graph_->set_color("output-time", diagnostics::color(1.0f, 0.5f, 0.0f));\r
  77                 graph_->set_color("mix-time", diagnostics::color(1.0f, 1.0f, 0.9f));\r
  78                 graph_->set_text(print());\r
  79                 diagnostics::register_graph(graph_);\r
  80 \r
  81                 CASPAR_LOG(info) << print() << " Successfully Initialized.";\r
  82         }\r
  83                         \r
  84         std::wstring print() const\r
  85         {\r
  86                 return L"video_channel";\r
  87         }\r
  88 };\r
  89 \r
  90 video_channel::video_channel(int index, const video_format_desc& format_desc, ogl_device& ogl) : impl_(new implementation(index, format_desc, ogl)){}\r
  91 video_channel::video_channel(video_channel&& other) : impl_(std::move(other.impl_)){}\r
  92 safe_ptr<stage> video_channel::stage() { return impl_->stage_;} \r
  93 safe_ptr<mixer> video_channel::mixer() { return impl_->mixer_;} \r
  94 safe_ptr<output> video_channel::output() { return impl_->output_;} \r
  95 video_format_desc video_channel::get_video_format_desc() const{return impl_->format_desc_;}\r
  96 std::wstring video_channel::print() const { return impl_->print();}\r
  97 \r
  98 }}