2 * Copyright 2013 Sveriges Television AB http://casparcg.com/
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4 * This file is part of CasparCG (www.casparcg.com).
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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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19 * Author: Helge Norberg, helge.norberg@svt.se
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22 #include "../stdafx.h"
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24 #include <stdexcept>
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27 #include <boost/lexical_cast.hpp>
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29 #include <common/log/log.h>
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31 #include <modules/flash/producer/cg_producer.h>
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33 #include "clk_commands.h"
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35 namespace caspar { namespace protocol { namespace CLK {
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37 class command_context
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40 safe_ptr<core::video_channel> channel_;
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42 command_context(const safe_ptr<core::video_channel>& channel)
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43 : clock_loaded_(false)
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48 void send_to_flash(const std::wstring& data)
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50 if (!clock_loaded_)
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52 flash::get_default_cg_producer(channel_)->add(
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53 0, L"hawrysklocka/clock.ft", true, L"", data);
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54 clock_loaded_ = true;
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58 flash::get_default_cg_producer(channel_)->update(0, data);
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61 CASPAR_LOG(debug) << L"CLK: Clockdata sent: " << data;
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66 channel_->stage()->clear(flash::cg_producer::DEFAULT_LAYER);
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67 clock_loaded_ = false;
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68 CASPAR_LOG(info) << L"CLK: Recieved and executed reset-command";
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74 std::vector<std::wstring>::const_iterator& params_current,
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75 const std::vector<std::wstring>::const_iterator& params_end,
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76 const std::string& param_name)
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78 if (params_current == params_end)
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79 throw std::runtime_error(param_name + " required");
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81 T value = boost::lexical_cast<T>(*params_current);
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85 return std::move(value);
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88 std::wstring get_xml(
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89 const std::wstring& command_name,
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92 const std::vector<std::wstring>& parameters)
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94 std::wstringstream stream;
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96 stream << L"<templateData>";
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97 stream << L"<componentData id=\"command\">";
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98 stream << L"<command id=\"" << command_name << "\"";
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100 std::vector<std::wstring>::const_iterator it = parameters.begin();
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101 std::vector<std::wstring>::const_iterator end = parameters.end();
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105 stream << L" clockID=\""
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106 << require_param<int>(it, end, "clock id") << L"\"";
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111 stream << L" time=\""
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112 << require_param<std::wstring>(it, end, "time") << L"\"";
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115 bool has_parameters = it != end;
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117 stream << (has_parameters ? L">" : L" />");
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119 if (has_parameters)
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121 for (; it != end; ++it)
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123 stream << L"<parameter>" << (*it) << L"</parameter>";
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126 stream << L"</command>";
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129 stream << L"</componentData>";
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130 stream << L"</templateData>";
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132 return stream.str();
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135 clk_command_handler create_send_xml_handler(
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136 const std::wstring& command_name,
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137 bool expect_clock,
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139 const safe_ptr<command_context>& context)
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141 return [=] (const std::vector<std::wstring>& params)
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143 context->send_to_flash(get_xml(
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144 command_name, expect_clock, expect_time, params));
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148 void add_command_handlers(
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149 clk_command_processor& processor,
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150 const safe_ptr<core::video_channel>& channel)
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152 auto context = make_safe<command_context>(channel);
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155 .add_handler(L"DUR",
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156 create_send_xml_handler(L"DUR", true, true, context))
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157 .add_handler(L"NEWDUR",
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158 create_send_xml_handler(L"NEWDUR", true, true, context))
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159 .add_handler(L"UNTIL",
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160 create_send_xml_handler(L"UNTIL", true, true, context))
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161 .add_handler(L"NEXTEVENT",
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162 create_send_xml_handler(L"NEXTEVENT", true, false, context))
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163 .add_handler(L"STOP",
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164 create_send_xml_handler(L"STOP", true, false, context))
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165 .add_handler(L"ADD",
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166 create_send_xml_handler(L"ADD", true, true, context))
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167 .add_handler(L"SUB",
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168 create_send_xml_handler(L"SUB", true, true, context))
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169 .add_handler(L"TIMELINE_LOAD",
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170 create_send_xml_handler(L"TIMELINE_LOAD", false, false, context))
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171 .add_handler(L"TIMELINE_PLAY",
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172 create_send_xml_handler(L"TIMELINE_PLAY", false, false, context))
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173 .add_handler(L"TIMELINE_STOP",
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174 create_send_xml_handler(L"TIMELINE_STOP", false, false, context))
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175 .add_handler(L"RESET", [=] (const std::vector<std::wstring>& params)
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