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

   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 #include "stdafx.h"
  22
  23 #include "server.h"
  24
  25 #include <accelerator/accelerator.h>
  26
  27 #include <common/env.h>
  28 #include <common/except.h>
  29 #include <common/utf.h>
  30 #include <common/memory.h>
  31
  32 #include <core/video_channel.h>
  33 #include <core/video_format.h>
  34 #include <core/producer/stage.h>
  35 #include <core/producer/frame_producer.h>
  36 #include <core/producer/scene/scene_producer.h>
  37 #include <core/producer/scene/xml_scene_producer.h>
  38 #include <core/producer/text/text_producer.h>
  39 #include <core/consumer/output.h>
  40
  41 #include <modules/bluefish/bluefish.h>
  42 #include <modules/decklink/decklink.h>
  43 #include <modules/ffmpeg/ffmpeg.h>
  44 #include <modules/flash/flash.h>
  45 #include <modules/oal/oal.h>
  46 #include <modules/screen/screen.h>
  47 #include <modules/image/image.h>
  48 #include <modules/psd/psd_scene_producer.h>
  49
  50 #include <modules/oal/consumer/oal_consumer.h>
  51 #include <modules/bluefish/consumer/bluefish_consumer.h>
  52 #include <modules/decklink/consumer/decklink_consumer.h>
  53 #include <modules/screen/consumer/screen_consumer.h>
  54 #include <modules/ffmpeg/consumer/ffmpeg_consumer.h>
  55
  56 #include <protocol/amcp/AMCPProtocolStrategy.h>
  57 #include <protocol/cii/CIIProtocolStrategy.h>
  58 #include <protocol/CLK/CLKProtocolStrategy.h>
  59 #include <protocol/util/AsyncEventServer.h>
  60 #include <protocol/util/strategy_adapters.h>
  61
  62 #include <boost/algorithm/string.hpp>
  63 #include <boost/thread.hpp>
  64 #include <boost/lexical_cast.hpp>
  65 #include <boost/foreach.hpp>
  66 #include <boost/property_tree/ptree.hpp>
  67 #include <boost/property_tree/xml_parser.hpp>
  68
  69 namespace caspar {
  70
  71 using namespace core;
  72 using namespace protocol;
  73
  74 struct server::impl : boost::noncopyable
  75 {
  76         monitor::basic_subject                                                          event_subject_;
  77         accelerator::accelerator                                                        accelerator_;
  78         std::vector<spl::shared_ptr<IO::AsyncEventServer>>      async_servers_;
  79         std::vector<spl::shared_ptr<video_channel>>                     channels_;
  80
  81         impl()
  82                 : accelerator_(env::properties().get(L"configuration.accelerator", L"auto"))
  83         {
  84
  85                 ffmpeg::init();
  86                 CASPAR_LOG(info) << L"Initialized ffmpeg module.";
  87
  88                 bluefish::init();
  89                 CASPAR_LOG(info) << L"Initialized bluefish module.";
  90
  91                 decklink::init();
  92                 CASPAR_LOG(info) << L"Initialized decklink module.";
  93
  94                 oal::init();
  95                 CASPAR_LOG(info) << L"Initialized oal module.";
  96
  97                 screen::init();
  98                 CASPAR_LOG(info) << L"Initialized ogl module.";
  99
 100                 image::init();
 101                 CASPAR_LOG(info) << L"Initialized image module.";
 102
 103                 flash::init();
 104                 CASPAR_LOG(info) << L"Initialized flash module.";
 105
 106                 psd::init();
 107                 CASPAR_LOG(info) << L"Initialized psd module.";
 108
 109                 core::text::init();
 110
 111                 register_producer_factory(&core::scene::create_dummy_scene_producer);
 112                 register_producer_factory(&core::scene::create_xml_scene_producer);
 113
 114                 setup_channels(env::properties());
 115                 CASPAR_LOG(info) << L"Initialized channels.";
 116
 117                 setup_controllers(env::properties());
 118                 CASPAR_LOG(info) << L"Initialized controllers.";
 119         }
 120
 121         ~impl()
 122         {
 123                 async_servers_.clear();
 124                 channels_.clear();
 125
 126                 boost::this_thread::sleep(boost::posix_time::milliseconds(500));
 127                 //Sleep(500); // HACK: Wait for asynchronous destruction of producers and consumers.
 128
 129                 image::uninit();
 130                 ffmpeg::uninit();
 131         }
 132
 133         void setup_channels(const boost::property_tree::wptree& pt)
 134         {
 135                 using boost::property_tree::wptree;
 136                 BOOST_FOREACH(auto& xml_channel, pt.get_child(L"configuration.channels"))
 137                 {
 138                         auto format_desc = video_format_desc(xml_channel.second.get(L"video-mode", L"PAL"));
 139                         if(format_desc.format == video_format::invalid)
 140                                 CASPAR_THROW_EXCEPTION(caspar_exception() << msg_info("Invalid video-mode."));
 141
 142                         auto channel = spl::make_shared<video_channel>(static_cast<int>(channels_.size()+1), format_desc, accelerator_.create_image_mixer());
 143
 144                         BOOST_FOREACH(auto& xml_consumer, xml_channel.second.get_child(L"consumers"))
 145                         {
 146                                 try
 147                                 {
 148                                         auto name = xml_consumer.first;
 149                                         if(name == L"screen")
 150                                                 channel->output().add(caspar::screen::create_consumer(xml_consumer.second, &channel->stage()));
 151                                         else if(name == L"bluefish")
 152                                                 channel->output().add(bluefish::create_consumer(xml_consumer.second));
 153                                         else if(name == L"decklink")
 154                                                 channel->output().add(decklink::create_consumer(xml_consumer.second));
 155                                         else if(name == L"file")
 156                                                 channel->output().add(ffmpeg::create_consumer(xml_consumer.second));
 157                                         else if(name == L"system-audio")
 158                                                 channel->output().add(oal::create_consumer());
 159                                         else if(name != L"<xmlcomment>")
 160                                                 CASPAR_LOG(warning) << "Invalid consumer: " << name;
 161                                 }
 162                                 catch(...)
 163                                 {
 164                                         CASPAR_LOG_CURRENT_EXCEPTION();
 165                                 }
 166                         }
 167
 168                     channel->subscribe(monitor::observable::observer_ptr(event_subject_));
 169                         channels_.push_back(channel);
 170                 }
 171
 172                 // Dummy diagnostics channel
 173                 if(env::properties().get(L"configuration.channel-grid", false))
 174                         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()));
 175         }
 176
 177         void setup_controllers(const boost::property_tree::wptree& pt)
 178         {
 179                 using boost::property_tree::wptree;
 180                 BOOST_FOREACH(auto& xml_controller, pt.get_child(L"configuration.controllers"))
 181                 {
 182                         try
 183                         {
 184                                 auto name = xml_controller.first;
 185                                 auto protocol = xml_controller.second.get<std::wstring>(L"protocol");
 186
 187                                 if(name == L"tcp")
 188                                 {
 189                                         unsigned int port = xml_controller.second.get(L"port", 5250);
 190                                         auto asyncbootstrapper = spl::make_shared<IO::AsyncEventServer>(create_protocol(protocol), port);
 191                                         async_servers_.push_back(asyncbootstrapper);
 192
 193                                         //TODO: remove - test
 194                                         asyncbootstrapper->add_client_lifecycle_object_factory([=] (const std::string& ipv4_address) {
 195                                                                                                                                                                         return std::pair<std::wstring, std::shared_ptr<void>>(L"log", std::shared_ptr<void>(nullptr, [] (void*)
 196                                                                                                                                                                         { CASPAR_LOG(info) << "Client disconnect (lifecycle)"; }));
 197                                                                                                                                                                 });
 198                                 }
 199                                 else
 200                                         CASPAR_LOG(warning) << "Invalid controller: " << name;
 201                         }
 202                         catch(...)
 203                         {
 204                                 CASPAR_LOG_CURRENT_EXCEPTION();
 205                         }
 206                 }
 207         }
 208
 209         IO::protocol_strategy_factory<char>::ptr create_protocol(const std::wstring& name) const
 210         {
 211                 using namespace IO;
 212
 213                 if(boost::iequals(name, L"AMCP"))
 214                         return wrap_legacy_protocol("\r\n", spl::make_shared<amcp::AMCPProtocolStrategy>(channels_));
 215                 else if(boost::iequals(name, L"CII"))
 216                         return wrap_legacy_protocol("\r\n", spl::make_shared<cii::CIIProtocolStrategy>(channels_));
 217                 else if(boost::iequals(name, L"CLOCK"))
 218                         return spl::make_shared<to_unicode_adapter_factory>(
 219                                         "ISO-8859-1",
 220                                         spl::make_shared<CLK::clk_protocol_strategy_factory>(channels_));
 221
 222                 CASPAR_THROW_EXCEPTION(caspar_exception() << arg_name_info(L"name") << arg_value_info(name) << msg_info(L"Invalid protocol"));
 223         }
 224
 225 };
 226
 227 server::server() : impl_(new impl()){}
 228
 229 const std::vector<spl::shared_ptr<video_channel>> server::channels() const
 230 {
 231         return impl_->channels_;
 232 }
 233 void server::subscribe(const monitor::observable::observer_ptr& o){impl_->event_subject_.subscribe(o);}
 234 void server::unsubscribe(const monitor::observable::observer_ptr& o){impl_->event_subject_.unsubscribe(o);}
 235
 236 }