git.sesse.net Git - casparcg/blob - shell/server.cpp

   1 /*\r
   2 * Copyright (c) 2011 Sveriges Television AB <info@casparcg.com>\r
   3 *\r
   4 * This file is part of CasparCG (www.casparcg.com).\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 * Author: Robert Nagy, ronag89@gmail.com\r
  20 */\r
  21 #include "stdafx.h"\r
  22 \r
  23 #include "server.h"\r
  24 \r
  25 #include <accelerator/accelerator.h>\r
  26 \r
  27 #include <common/env.h>\r
  28 #include <common/except.h>\r
  29 #include <common/utf.h>\r
  30 \r
  31 #include <core/video_channel.h>\r
  32 #include <core/video_format.h>\r
  33 #include <core/producer/stage.h>\r
  34 #include <core/consumer/output.h>\r
  35 \r
  36 #include <modules/bluefish/bluefish.h>\r
  37 #include <modules/decklink/decklink.h>\r
  38 #include <modules/ffmpeg/ffmpeg.h>\r
  39 #include <modules/flash/flash.h>\r
  40 #include <modules/oal/oal.h>\r
  41 #include <modules/screen/screen.h>\r
  42 #include <modules/image/image.h>\r
  43 \r
  44 #include <modules/oal/consumer/oal_consumer.h>\r
  45 #include <modules/bluefish/consumer/bluefish_consumer.h>\r
  46 #include <modules/decklink/consumer/decklink_consumer.h>\r
  47 #include <modules/screen/consumer/screen_consumer.h>\r
  48 #include <modules/ffmpeg/consumer/ffmpeg_consumer.h>\r
  49 \r
  50 #include <protocol/amcp/AMCPProtocolStrategy.h>\r
  51 #include <protocol/cii/CIIProtocolStrategy.h>\r
  52 #include <protocol/CLK/CLKProtocolStrategy.h>\r
  53 #include <protocol/util/AsyncEventServer.h>\r
  54 \r
  55 #include <boost/algorithm/string.hpp>\r
  56 #include <boost/lexical_cast.hpp>\r
  57 #include <boost/foreach.hpp>\r
  58 #include <boost/property_tree/ptree.hpp>\r
  59 #include <boost/property_tree/xml_parser.hpp>\r
  60 \r
  61 namespace caspar {\r
  62 \r
  63 using namespace core;\r
  64 using namespace protocol;\r
  65 \r
  66 struct server::impl : boost::noncopyable\r
  67 {\r
  68         monitor::basic_subject                                                          event_subject_;\r
  69         accelerator::accelerator                                                        accelerator_;\r
  70         std::vector<spl::shared_ptr<IO::AsyncEventServer>>      async_servers_; \r
  71         std::vector<spl::shared_ptr<video_channel>>                     channels_;\r
  72 \r
  73         impl()          \r
  74                 : accelerator_(env::properties().get(L"configuration.accelerator", L"auto"))\r
  75         {       \r
  76 \r
  77                 ffmpeg::init();\r
  78                 CASPAR_LOG(info) << L"Initialized ffmpeg module.";\r
  79                                                           \r
  80                 bluefish::init();         \r
  81                 CASPAR_LOG(info) << L"Initialized bluefish module.";\r
  82                                                           \r
  83                 decklink::init();         \r
  84                 CASPAR_LOG(info) << L"Initialized decklink module.";\r
  85                                                                                                                   \r
  86                 oal::init();              \r
  87                 CASPAR_LOG(info) << L"Initialized oal module.";\r
  88                                                           \r
  89                 screen::init();           \r
  90                 CASPAR_LOG(info) << L"Initialized ogl module.";\r
  91 \r
  92                 image::init();            \r
  93                 CASPAR_LOG(info) << L"Initialized image module.";\r
  94 \r
  95                 flash::init();            \r
  96                 CASPAR_LOG(info) << L"Initialized flash module.";\r
  97 \r
  98                 setup_channels(env::properties());\r
  99                 CASPAR_LOG(info) << L"Initialized channels.";\r
 100 \r
 101                 setup_controllers(env::properties());\r
 102                 CASPAR_LOG(info) << L"Initialized controllers.";\r
 103         }\r
 104 \r
 105         ~impl()\r
 106         {               \r
 107                 image::uninit();\r
 108                 ffmpeg::uninit();\r
 109 \r
 110                 async_servers_.clear();\r
 111                 channels_.clear();\r
 112         }\r
 113                                 \r
 114         void setup_channels(const boost::property_tree::wptree& pt)\r
 115         {   \r
 116                 using boost::property_tree::wptree;\r
 117                 BOOST_FOREACH(auto& xml_channel, pt.get_child(L"configuration.channels"))\r
 118                 {               \r
 119                         auto format_desc = video_format_desc(xml_channel.second.get(L"video-mode", L"PAL"));            \r
 120                         if(format_desc.format == video_format::invalid)\r
 121                                 BOOST_THROW_EXCEPTION(caspar_exception() << msg_info("Invalid video-mode."));\r
 122                         \r
 123                         auto channel = spl::make_shared<video_channel>(static_cast<int>(channels_.size()+1), format_desc, accelerator_.create_image_mixer());\r
 124                         \r
 125                         BOOST_FOREACH(auto& xml_consumer, xml_channel.second.get_child(L"consumers"))\r
 126                         {\r
 127                                 try\r
 128                                 {\r
 129                                         auto name = xml_consumer.first;\r
 130                                         if(name == L"screen")\r
 131                                                 channel->output().add(caspar::screen::create_consumer(xml_consumer.second));                                    \r
 132                                         else if(name == L"bluefish")                                    \r
 133                                                 channel->output().add(bluefish::create_consumer(xml_consumer.second));                                  \r
 134                                         else if(name == L"decklink")                                    \r
 135                                                 channel->output().add(decklink::create_consumer(xml_consumer.second));                          \r
 136                                         else if(name == L"file")                                        \r
 137                                                 channel->output().add(ffmpeg::create_consumer(xml_consumer.second));                                            \r
 138                                         else if(name == L"system-audio")\r
 139                                                 channel->output().add(oal::create_consumer());          \r
 140                                         else if(name != L"<xmlcomment>")\r
 141                                                 CASPAR_LOG(warning) << "Invalid consumer: " << name;    \r
 142                                 }\r
 143                                 catch(...)\r
 144                                 {\r
 145                                         CASPAR_LOG_CURRENT_EXCEPTION();\r
 146                                 }\r
 147                         }               \r
 148 \r
 149                     channel->subscribe(monitor::observable::observer_ptr(event_subject_));\r
 150                         channels_.push_back(channel);\r
 151                 }\r
 152 \r
 153                 // Dummy diagnostics channel\r
 154                 if(env::properties().get(L"configuration.channel-grid", false))\r
 155                         channels_.push_back(spl::make_shared<video_channel>(static_cast<int>(channels_.size()+1), core::video_format_desc(core::video_format::x576p2500), accelerator_.create_image_mixer()));\r
 156         }\r
 157                 \r
 158         void setup_controllers(const boost::property_tree::wptree& pt)\r
 159         {               \r
 160                 using boost::property_tree::wptree;\r
 161                 BOOST_FOREACH(auto& xml_controller, pt.get_child(L"configuration.controllers"))\r
 162                 {\r
 163                         try\r
 164                         {\r
 165                                 auto name = xml_controller.first;\r
 166                                 auto protocol = xml_controller.second.get<std::wstring>(L"protocol");   \r
 167 \r
 168                                 if(name == L"tcp")\r
 169                                 {                                       \r
 170                                         unsigned int port = xml_controller.second.get(L"port", 5250);\r
 171                                         auto asyncbootstrapper = spl::make_shared<IO::AsyncEventServer>(create_protocol(protocol), port);\r
 172                                         asyncbootstrapper->Start();\r
 173                                         async_servers_.push_back(asyncbootstrapper);\r
 174                                 }\r
 175                                 else\r
 176                                         CASPAR_LOG(warning) << "Invalid controller: " << name;  \r
 177                         }\r
 178                         catch(...)\r
 179                         {\r
 180                                 CASPAR_LOG_CURRENT_EXCEPTION();\r
 181                         }\r
 182                 }\r
 183         }\r
 184 \r
 185         spl::shared_ptr<IO::IProtocolStrategy> create_protocol(const std::wstring& name) const\r
 186         {\r
 187                 if(boost::iequals(name, L"AMCP"))\r
 188                         return spl::make_shared<amcp::AMCPProtocolStrategy>(channels_);\r
 189                 else if(boost::iequals(name, L"CII"))\r
 190                         return spl::make_shared<cii::CIIProtocolStrategy>(channels_);\r
 191                 else if(boost::iequals(name, L"CLOCK"))\r
 192                         return spl::make_shared<CLK::CLKProtocolStrategy>(channels_);\r
 193                 \r
 194                 BOOST_THROW_EXCEPTION(caspar_exception() << arg_name_info(L"name") << arg_value_info(name) << msg_info(L"Invalid protocol"));\r
 195         }\r
 196 };\r
 197 \r
 198 server::server() : impl_(new impl()){}\r
 199 \r
 200 const std::vector<spl::shared_ptr<video_channel>> server::get_channels() const\r
 201 {\r
 202         return impl_->channels_;\r
 203 }\r
 204 void server::subscribe(const monitor::observable::observer_ptr& o){impl_->event_subject_.subscribe(o);}\r
 205 void server::unsubscribe(const monitor::observable::observer_ptr& o){impl_->event_subject_.unsubscribe(o);}\r
 206 \r
 207 }