git.sesse.net Git - casparcg/blob - shell/server.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 "server.h"\r
  22 \r
  23 #include <common/env.h>\r
  24 #include <common/exception/exceptions.h>\r
  25 #include <common/utility/string.h>\r
  26 \r
  27 #include <core/mixer/gpu/ogl_device.h>\r
  28 #include <core/video_channel.h>\r
  29 #include <core/producer/stage.h>\r
  30 #include <core/consumer/output.h>\r
  31 \r
  32 #include <modules/bluefish/bluefish.h>\r
  33 #include <modules/decklink/decklink.h>\r
  34 #include <modules/ffmpeg/ffmpeg.h>\r
  35 #include <modules/flash/flash.h>\r
  36 #include <modules/oal/oal.h>\r
  37 #include <modules/ogl/ogl.h>\r
  38 #include <modules/silverlight/silverlight.h>\r
  39 #include <modules/image/image.h>\r
  40 \r
  41 #include <modules/oal/consumer/oal_consumer.h>\r
  42 #include <modules/bluefish/consumer/bluefish_consumer.h>\r
  43 #include <modules/decklink/consumer/decklink_consumer.h>\r
  44 #include <modules/ogl/consumer/ogl_consumer.h>\r
  45 #include <modules/ffmpeg/consumer/ffmpeg_consumer.h>\r
  46 \r
  47 #include <protocol/amcp/AMCPProtocolStrategy.h>\r
  48 #include <protocol/cii/CIIProtocolStrategy.h>\r
  49 #include <protocol/CLK/CLKProtocolStrategy.h>\r
  50 #include <protocol/util/AsyncEventServer.h>\r
  51 \r
  52 #include <boost/algorithm/string.hpp>\r
  53 #include <boost/lexical_cast.hpp>\r
  54 #include <boost/filesystem.hpp>\r
  55 #include <boost/foreach.hpp>\r
  56 #include <boost/property_tree/ptree.hpp>\r
  57 #include <boost/property_tree/xml_parser.hpp>\r
  58 \r
  59 namespace caspar {\r
  60 \r
  61 using namespace core;\r
  62 using namespace protocol;\r
  63 \r
  64 \r
  65 struct server::implementation : boost::noncopyable\r
  66 {\r
  67         std::vector<safe_ptr<IO::AsyncEventServer>> async_servers_;     \r
  68         std::vector<safe_ptr<video_channel>>                            channels_;\r
  69         ogl_device                                                                      ogl_;\r
  70 \r
  71         implementation()                                                                                                \r
  72         {                       \r
  73                 init_ffmpeg();\r
  74                 init_bluefish();\r
  75                 init_decklink();\r
  76                 init_flash();\r
  77                 init_oal();\r
  78                 init_ogl();\r
  79                 //init_silverlight();\r
  80                 init_image();\r
  81 \r
  82                 setup_channels(env::properties());\r
  83                 setup_controllers(env::properties());\r
  84         }\r
  85 \r
  86         ~implementation()\r
  87         {               \r
  88                 uninit_ffmpeg();\r
  89 \r
  90                 async_servers_.clear();\r
  91                 channels_.clear();\r
  92         }\r
  93                                 \r
  94         void setup_channels(const boost::property_tree::ptree& pt)\r
  95         {   \r
  96                 using boost::property_tree::ptree;\r
  97                 BOOST_FOREACH(auto& xml_channel, pt.get_child("configuration.channels"))\r
  98                 {               \r
  99                         auto format_desc = video_format_desc::get(widen(xml_channel.second.get("video-mode", "PAL")));          \r
 100                         if(format_desc.format == video_format::invalid)\r
 101                                 BOOST_THROW_EXCEPTION(caspar_exception() << msg_info("Invalid video-mode."));\r
 102                         \r
 103                         channels_.push_back(video_channel(channels_.size(), format_desc, ogl_));\r
 104                         \r
 105                         int index = 0;\r
 106                         BOOST_FOREACH(auto& xml_consumer, xml_channel.second.get_child("consumers"))\r
 107                         {\r
 108                                 try\r
 109                                 {\r
 110                                         const std::string name = xml_consumer.first;\r
 111                                         if(name == "screen")\r
 112                                                 channels_.back()->output()->add(index++, create_ogl_consumer(xml_consumer.second));                                     \r
 113                                         else if(name == "bluefish")                                     \r
 114                                                 channels_.back()->output()->add(index++, create_bluefish_consumer(xml_consumer.second));                                        \r
 115                                         else if(name == "decklink")                                     \r
 116                                                 channels_.back()->output()->add(index++, create_decklink_consumer(xml_consumer.second));                                \r
 117                                         //else if(name == "file")                                       \r
 118                                         //      channels_.back()->output()->add(index++, create_ffmpeg_consumer(xml_consumer.second));                                          \r
 119                                         else if(name == "audio")\r
 120                                                 channels_.back()->output()->add(index++, make_safe<oal_consumer>());            \r
 121                                         else if(name != "<xmlcomment>")\r
 122                                                 CASPAR_LOG(warning) << "Invalid consumer: " << widen(name);     \r
 123                                 }\r
 124                                 catch(...)\r
 125                                 {\r
 126                                         CASPAR_LOG_CURRENT_EXCEPTION();\r
 127                                 }\r
 128                         }                                                       \r
 129                 }\r
 130         }\r
 131                 \r
 132         void setup_controllers(const boost::property_tree::ptree& pt)\r
 133         {               \r
 134                 using boost::property_tree::ptree;\r
 135                 BOOST_FOREACH(auto& xml_controller, pt.get_child("configuration.controllers"))\r
 136                 {\r
 137                         try\r
 138                         {\r
 139                                 std::string name = xml_controller.first;\r
 140                                 std::string protocol = xml_controller.second.get<std::string>("protocol");      \r
 141 \r
 142                                 if(name == "tcp")\r
 143                                 {                                       \r
 144                                         unsigned int port = xml_controller.second.get("port", 5250);\r
 145                                         auto asyncbootstrapper = make_safe<IO::AsyncEventServer>(create_protocol(protocol), port);\r
 146                                         asyncbootstrapper->Start();\r
 147                                         async_servers_.push_back(asyncbootstrapper);\r
 148                                 }\r
 149                                 else\r
 150                                         CASPAR_LOG(warning) << "Invalid controller: " << widen(name);   \r
 151                         }\r
 152                         catch(...)\r
 153                         {\r
 154                                 CASPAR_LOG_CURRENT_EXCEPTION();\r
 155                         }\r
 156                 }\r
 157         }\r
 158 \r
 159         safe_ptr<IO::IProtocolStrategy> create_protocol(const std::string& name) const\r
 160         {\r
 161                 if(name == "AMCP")\r
 162                         return make_safe<amcp::AMCPProtocolStrategy>(channels_);\r
 163                 else if(name == "CII")\r
 164                         return make_safe<cii::CIIProtocolStrategy>(channels_);\r
 165                 else if(name == "CLOCK")\r
 166                         return make_safe<CLK::CLKProtocolStrategy>(channels_);\r
 167                 \r
 168                 BOOST_THROW_EXCEPTION(caspar_exception() << arg_name_info("name") << arg_value_info(name) << msg_info("Invalid protocol"));\r
 169         }\r
 170 };\r
 171 \r
 172 server::server() : impl_(new implementation()){}\r
 173 \r
 174 const std::vector<safe_ptr<video_channel>> server::get_channels() const\r
 175 {\r
 176         return impl_->channels_;\r
 177 }\r
 178 \r
 179 }