2 * copyright (c) 2010 Sveriges Television AB <info@casparcg.com>
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4 * This file is part of CasparCG.
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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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21 #include "../stdafx.h"
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23 #if defined(_MSC_VER)
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24 #pragma warning (disable : 4146)
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27 #include "flash_producer.h"
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28 #include "FlashAxContainer.h"
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30 #include <core/video_format.h>
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32 #include <core/producer/frame/basic_frame.h>
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33 #include <core/producer/frame/frame_factory.h>
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34 #include <core/producer/frame/write_frame.h>
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36 #include <common/env.h>
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37 #include <common/concurrency/executor.h>
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38 #include <common/diagnostics/graph.h>
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39 #include <common/memory/memcpy.h>
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40 #include <common/memory/memclr.h>
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41 #include <common/utility/timer.h>
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43 #include <boost/filesystem.hpp>
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44 #include <boost/thread.hpp>
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45 #include <boost/timer.hpp>
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47 #include <functional>
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51 bool interlaced(double fps, const core::video_format_desc& format_desc)
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53 return abs(fps/2.0 - format_desc.fps) < 0.1;
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56 class flash_renderer
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60 co_init(){CoInitialize(nullptr);}
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61 ~co_init(){CoUninitialize();}
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64 const std::wstring filename_;
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65 const core::video_format_desc format_desc_;
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67 std::shared_ptr<core::frame_factory> frame_factory_;
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70 std::shared_ptr<void> hdc_;
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71 std::shared_ptr<void> bmp_;
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73 CComObject<caspar::flash::FlashAxContainer>* ax_;
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74 safe_ptr<core::basic_frame> head_;
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76 safe_ptr<diagnostics::graph> graph_;
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77 boost::timer perf_timer_;
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79 high_prec_timer timer_;
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82 flash_renderer(const safe_ptr<diagnostics::graph>& graph, const std::shared_ptr<core::frame_factory>& frame_factory, const std::wstring& filename)
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84 , filename_(filename)
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85 , format_desc_(frame_factory->get_video_format_desc())
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86 , frame_factory_(frame_factory)
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87 , bmp_data_(nullptr)
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88 , hdc_(CreateCompatibleDC(0), DeleteDC)
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90 , head_(core::basic_frame::empty())
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92 graph_->add_guide("frame-time", 0.5f);
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93 graph_->set_color("frame-time", diagnostics::color(1.0f, 0.0f, 0.0f));
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94 graph_->set_color("param", diagnostics::color(1.0f, 0.5f, 0.0f));
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95 graph_->set_color("underflow", diagnostics::color(0.6f, 0.3f, 0.9f));
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97 if(FAILED(CComObject<caspar::flash::FlashAxContainer>::CreateInstance(&ax_)))
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98 BOOST_THROW_EXCEPTION(caspar_exception() << msg_info(narrow(print()) + " Failed to create FlashAxContainer"));
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100 ax_->set_print([this]{return L"";});
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102 if(FAILED(ax_->CreateAxControl()))
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103 BOOST_THROW_EXCEPTION(caspar_exception() << msg_info(narrow(print()) + " Failed to Create FlashAxControl"));
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105 CComPtr<IShockwaveFlash> spFlash;
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106 if(FAILED(ax_->QueryControl(&spFlash)))
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107 BOOST_THROW_EXCEPTION(caspar_exception() << msg_info(narrow(print()) + " Failed to Query FlashAxControl"));
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109 if(FAILED(spFlash->put_Playing(true)) )
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110 BOOST_THROW_EXCEPTION(caspar_exception() << msg_info(narrow(print()) + " Failed to start playing Flash"));
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112 if(FAILED(spFlash->put_Movie(CComBSTR(filename.c_str()))))
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113 BOOST_THROW_EXCEPTION(caspar_exception() << msg_info(narrow(print()) + " Failed to Load Template Host"));
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115 if(FAILED(spFlash->put_ScaleMode(2))) //Exact fit. Scale without respect to the aspect ratio.
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116 BOOST_THROW_EXCEPTION(caspar_exception() << msg_info(narrow(print()) + " Failed to Set Scale Mode"));
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118 ax_->SetFormat(format_desc_);
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121 memset(&info, 0, sizeof(BITMAPINFO));
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122 info.bmiHeader.biBitCount = 32;
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123 info.bmiHeader.biCompression = BI_RGB;
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124 info.bmiHeader.biHeight = -format_desc_.height;
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125 info.bmiHeader.biPlanes = 1;
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126 info.bmiHeader.biSize = sizeof(BITMAPINFO);
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127 info.bmiHeader.biWidth = format_desc_.width;
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129 bmp_.reset(CreateDIBSection(static_cast<HDC>(hdc_.get()), &info, DIB_RGB_COLORS, reinterpret_cast<void**>(&bmp_data_), 0, 0), DeleteObject);
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130 SelectObject(static_cast<HDC>(hdc_.get()), bmp_.get());
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131 CASPAR_LOG(info) << print() << L" Thread started.";
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138 ax_->DestroyAxControl();
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141 CASPAR_LOG(info) << print() << L" Thread ended.";
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144 void param(const std::wstring& param)
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146 if(!ax_->FlashCall(param))
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147 CASPAR_LOG(warning) << print() << " Flash function call failed. Param: " << param << ".";
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148 graph_->add_tag("param");
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150 if(abs(ax_->GetFPS() - format_desc_.fps) > 0.001 && abs(ax_->GetFPS()/2.0 - format_desc_.fps) > 0.001)
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151 CASPAR_LOG(warning) << print() << " Invalid frame-rate: " << ax_->GetFPS() << L". Should be either " << format_desc_.fps << L" or " << format_desc_.fps*2.0 << L".";
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154 safe_ptr<core::basic_frame> render_frame(bool has_underflow)
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157 return core::basic_frame::empty();
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159 auto frame = render_simple_frame(has_underflow);
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160 if(interlaced(ax_->GetFPS(), format_desc_))
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161 frame = core::basic_frame::interlace(frame, render_simple_frame(has_underflow), format_desc_.mode);
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167 return ax_->GetFPS();
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170 std::wstring print()
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172 return L"flash[" + boost::filesystem::wpath(filename_).filename() + L"]";
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177 safe_ptr<core::basic_frame> render_simple_frame(bool underflow)
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179 double frame_time = 1.0/ax_->GetFPS();
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182 graph_->add_tag("underflow");
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184 timer_.tick(frame_time);
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186 perf_timer_.restart();
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189 if(ax_->InvalidRect())
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191 fast_memclr(bmp_data_, format_desc_.size);
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192 ax_->DrawControl(static_cast<HDC>(hdc_.get()));
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194 auto frame = frame_factory_->create_frame(this);
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195 fast_memcpy(frame->image_data().begin(), bmp_data_, format_desc_.size);
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199 graph_->update_value("frame-time", static_cast<float>(perf_timer_.elapsed()/frame_time));
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204 struct flash_producer : public core::frame_producer
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206 const std::wstring filename_;
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207 tbb::atomic<int> fps_;
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209 std::shared_ptr<diagnostics::graph> graph_;
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211 safe_ptr<core::basic_frame> tail_;
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212 tbb::concurrent_bounded_queue<safe_ptr<core::basic_frame>> frame_buffer_;
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214 std::shared_ptr<flash_renderer> renderer_;
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215 safe_ptr<core::frame_factory> frame_factory_;
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216 const core::video_format_desc format_desc_;
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218 executor executor_;
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221 flash_producer(const safe_ptr<core::frame_factory>& frame_factory, const std::wstring& filename)
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222 : filename_(filename)
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223 , tail_(core::basic_frame::empty())
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224 , frame_factory_(frame_factory)
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225 , format_desc_(frame_factory->get_video_format_desc())
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226 , executor_(L"flash_producer", true)
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228 if(!boost::filesystem::exists(filename))
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229 BOOST_THROW_EXCEPTION(file_not_found() << boost::errinfo_file_name(narrow(filename)));
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231 frame_buffer_.set_capacity(4);
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232 graph_ = diagnostics::create_graph([this]{return print();});
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233 graph_->set_color("output-buffer", diagnostics::color(0.0f, 1.0f, 0.0f));
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235 executor_.begin_invoke([=]
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246 CASPAR_ASSERT(executor_.is_running());
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247 executor_.invoke([=]
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249 renderer_ = nullptr;
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255 virtual safe_ptr<core::basic_frame> receive()
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258 return core::basic_frame::empty();
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260 graph_->set_value("output-buffer", static_cast<float>(frame_buffer_.size())/static_cast<float>(frame_buffer_.capacity()));
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261 if(!frame_buffer_.try_pop(tail_))
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264 executor_.begin_invoke([=]
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271 auto frame = core::basic_frame::empty();
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272 do{frame = renderer_->render_frame(frame_buffer_.size() < frame_buffer_.capacity()-2);}
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273 while(frame_buffer_.try_push(frame) && frame == core::basic_frame::empty());
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274 graph_->set_value("output-buffer", static_cast<float>(frame_buffer_.size())/static_cast<float>(frame_buffer_.capacity()));
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275 fps_.fetch_and_store(static_cast<int>(renderer_->fps()*100.0));
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279 CASPAR_LOG_CURRENT_EXCEPTION();
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280 renderer_ = nullptr;
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287 virtual void param(const std::wstring& param)
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289 executor_.begin_invoke([=]
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296 renderer_->param(param);
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300 CASPAR_LOG_CURRENT_EXCEPTION();
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301 renderer_ = nullptr;
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306 virtual std::wstring print() const
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308 return L"flash[" + boost::filesystem::wpath(filename_).filename() + L", " +
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309 boost::lexical_cast<std::wstring>(fps_) +
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310 (interlaced(fps_, format_desc_) ? L"i" : L"p") + L"]";
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315 void init_renderer()
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317 renderer_.reset(new flash_renderer(safe_ptr<diagnostics::graph>(graph_), frame_factory_, filename_));
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318 while(frame_buffer_.try_push(core::basic_frame::empty())){}
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322 safe_ptr<core::frame_producer> create_flash_producer(const safe_ptr<core::frame_factory>& frame_factory, const std::vector<std::wstring>& params)
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324 std::wstring filename = env::template_folder() + L"\\" + params[0];
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326 return make_safe<flash_producer>(frame_factory, filename);
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329 std::wstring find_flash_template(const std::wstring& template_name)
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331 if(boost::filesystem::exists(template_name + L".ft"))
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332 return template_name + L".ft";
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334 if(boost::filesystem::exists(template_name + L".ct"))
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335 return template_name + L".ct";
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