git.sesse.net Git - casparcg/blob - modules/flash/producer/flash_producer.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 "../stdafx.h"\r
  22 \r
  23 #if defined(_MSC_VER)\r
  24 #pragma warning (disable : 4146)\r
  25 #pragma warning (disable : 4244)\r
  26 #endif\r
  27 \r
  28 #include "flash_producer.h"\r
  29 #include "FlashAxContainer.h"\r
  30 \r
  31 #include <core/video_format.h>\r
  32 \r
  33 #include <core/producer/frame/basic_frame.h>\r
  34 #include <core/producer/frame/frame_factory.h>\r
  35 #include <core/mixer/write_frame.h>\r
  36 \r
  37 #include <common/env.h>\r
  38 #include <common/diagnostics/graph.h>\r
  39 #include <common/memory/memcpy.h>\r
  40 #include <common/memory/memclr.h>\r
  41 #include <common/utility/timer.h>\r
  42 \r
  43 #include <boost/filesystem.hpp>\r
  44 #include <boost/thread.hpp>\r
  45 #include <boost/timer.hpp>\r
  46 \r
  47 #include <functional>\r
  48 \r
  49 #include <agents.h>\r
  50 #include <agents_extras.h>\r
  51 #include <concrt_extras.h>\r
  52 \r
  53 namespace caspar { namespace flash {\r
  54                 \r
  55 class bitmap\r
  56 {\r
  57 public:\r
  58         bitmap(size_t width, size_t height)\r
  59                 : bmp_data_(nullptr)\r
  60                 , hdc_(CreateCompatibleDC(0), DeleteDC)\r
  61         {       \r
  62                 BITMAPINFO info;\r
  63                 memset(&info, 0, sizeof(BITMAPINFO));\r
  64                 info.bmiHeader.biBitCount = 32;\r
  65                 info.bmiHeader.biCompression = BI_RGB;\r
  66                 info.bmiHeader.biHeight = -height;\r
  67                 info.bmiHeader.biPlanes = 1;\r
  68                 info.bmiHeader.biSize = sizeof(BITMAPINFO);\r
  69                 info.bmiHeader.biWidth = width;\r
  70 \r
  71                 bmp_.reset(CreateDIBSection(static_cast<HDC>(hdc_.get()), &info, DIB_RGB_COLORS, reinterpret_cast<void**>(&bmp_data_), 0, 0), DeleteObject);\r
  72                 SelectObject(static_cast<HDC>(hdc_.get()), bmp_.get()); \r
  73 \r
  74                 if(!bmp_data_)\r
  75                         BOOST_THROW_EXCEPTION(std::bad_alloc());\r
  76         }\r
  77 \r
  78         operator HDC() {return static_cast<HDC>(hdc_.get());}\r
  79 \r
  80         BYTE* data() { return bmp_data_;}\r
  81         const BYTE* data() const { return bmp_data_;}\r
  82 \r
  83 private:\r
  84         BYTE* bmp_data_;        \r
  85         std::shared_ptr<void> hdc_;\r
  86         std::shared_ptr<void> bmp_;\r
  87 };\r
  88 \r
  89 struct template_host\r
  90 {\r
  91         std::string  field_mode;\r
  92         std::string  filename;\r
  93         size_t           width;\r
  94         size_t           height;\r
  95 };\r
  96 \r
  97 template_host get_template_host(const core::video_format_desc& desc)\r
  98 {\r
  99         std::vector<template_host> template_hosts;\r
 100         BOOST_FOREACH(auto& xml_mapping, env::properties().get_child("configuration.producers.template-hosts"))\r
 101         {\r
 102                 try\r
 103                 {\r
 104                         template_host template_host;\r
 105                         template_host.field_mode                = xml_mapping.second.get("video-mode", narrow(desc.name));\r
 106                         template_host.filename                  = xml_mapping.second.get("filename", "cg.fth");\r
 107                         template_host.width                             = xml_mapping.second.get("width", desc.width);\r
 108                         template_host.height                    = xml_mapping.second.get("height", desc.height);\r
 109                         template_hosts.push_back(template_host);\r
 110                 }\r
 111                 catch(...){}\r
 112         }\r
 113 \r
 114         auto template_host_it = boost::find_if(template_hosts, [&](template_host template_host){return template_host.field_mode == narrow(desc.name);});\r
 115         if(template_host_it == template_hosts.end())\r
 116                 template_host_it = boost::find_if(template_hosts, [&](template_host template_host){return template_host.field_mode == "";});\r
 117 \r
 118         if(template_host_it != template_hosts.end())\r
 119                 return *template_host_it;\r
 120         \r
 121         template_host template_host;\r
 122         template_host.filename = "cg.fth";\r
 123         template_host.width = desc.width;\r
 124         template_host.height = desc.height;\r
 125         return template_host;\r
 126 }\r
 127 \r
 128 class flash_renderer\r
 129 {       \r
 130         const std::wstring filename_;\r
 131 \r
 132         const safe_ptr<core::frame_factory> frame_factory_;\r
 133         \r
 134         CComObject<caspar::flash::FlashAxContainer>* ax_;\r
 135         safe_ptr<core::basic_frame> head_;\r
 136         bitmap bmp_;\r
 137         \r
 138         safe_ptr<diagnostics::graph> graph_;\r
 139         boost::timer frame_timer_;\r
 140         boost::timer tick_timer_;\r
 141 \r
 142         high_prec_timer timer_;\r
 143 \r
 144         const size_t width_;\r
 145         const size_t height_;\r
 146         \r
 147 public:\r
 148         flash_renderer(const safe_ptr<diagnostics::graph>& graph, const safe_ptr<core::frame_factory>& frame_factory, const std::wstring& filename, int width, int height) \r
 149                 : filename_(filename)\r
 150                 , frame_factory_(make_safe<core::concrt_frame_factory>(frame_factory))\r
 151                 , graph_(graph)\r
 152                 , ax_(nullptr)\r
 153                 , head_(core::basic_frame::empty())\r
 154                 , bmp_(width, height)\r
 155                 , width_(width)\r
 156                 , height_(height)\r
 157         {               \r
 158                 graph_->add_guide("frame-time", 0.5f);\r
 159                 graph_->set_color("frame-time", diagnostics::color(0.1f, 1.0f, 0.1f));\r
 160                 graph_->add_guide("tick-time", 0.5);\r
 161                 graph_->set_color("tick-time", diagnostics::color(0.0f, 0.6f, 0.9f));\r
 162                 graph_->set_color("param", diagnostics::color(1.0f, 0.5f, 0.0f));       \r
 163                 graph_->set_color("skip-sync", diagnostics::color(0.8f, 0.3f, 0.2f));                   \r
 164                 \r
 165                 if(FAILED(CComObject<caspar::flash::FlashAxContainer>::CreateInstance(&ax_)))\r
 166                         BOOST_THROW_EXCEPTION(caspar_exception() << msg_info(narrow(print()) + " Failed to create FlashAxContainer"));\r
 167                 \r
 168                 ax_->set_print([this]{return L"flash_renderer";});\r
 169 \r
 170                 if(FAILED(ax_->CreateAxControl()))\r
 171                         BOOST_THROW_EXCEPTION(caspar_exception() << msg_info(narrow(print()) + " Failed to Create FlashAxControl"));\r
 172                 \r
 173                 CComPtr<IShockwaveFlash> spFlash;\r
 174                 if(FAILED(ax_->QueryControl(&spFlash)))\r
 175                         BOOST_THROW_EXCEPTION(caspar_exception() << msg_info(narrow(print()) + " Failed to Query FlashAxControl"));\r
 176                                                                                                 \r
 177                 if(FAILED(spFlash->put_Playing(true)) )\r
 178                         BOOST_THROW_EXCEPTION(caspar_exception() << msg_info(narrow(print()) + " Failed to start playing Flash"));\r
 179 \r
 180                 if(FAILED(spFlash->put_Movie(CComBSTR(filename.c_str()))))\r
 181                         BOOST_THROW_EXCEPTION(caspar_exception() << msg_info(narrow(print()) + " Failed to Load Template Host"));\r
 182                                                                                 \r
 183                 if(FAILED(spFlash->put_ScaleMode(2)))  //Exact fit. Scale without respect to the aspect ratio.\r
 184                         BOOST_THROW_EXCEPTION(caspar_exception() << msg_info(narrow(print()) + " Failed to Set Scale Mode"));\r
 185                                                 \r
 186                 ax_->SetSize(width_, height_);          \r
 187         \r
 188                 CASPAR_LOG(info) << print() << L" Thread started.";\r
 189                 CASPAR_LOG(info) << print() << L" Successfully initialized with template-host: " << filename << L" width: " << width_ << L" height: " << height_ << L".";\r
 190         }\r
 191 \r
 192         ~flash_renderer()\r
 193         {               \r
 194                 if(ax_)\r
 195                 {\r
 196                         ax_->DestroyAxControl();\r
 197                         ax_->Release();\r
 198                 }\r
 199                 CASPAR_LOG(info) << print() << L" Thread ended.";\r
 200         }\r
 201         \r
 202         void param(const std::wstring& param)\r
 203         {               \r
 204                 if(!ax_->FlashCall(param))\r
 205                         CASPAR_LOG(warning) << print() << L" Flash call failed:" << param;//BOOST_THROW_EXCEPTION(invalid_operation() << msg_info("Flash function call failed.") << arg_name_info("param") << arg_value_info(narrow(param)));\r
 206                 graph_->add_tag("param");\r
 207         }\r
 208         \r
 209         safe_ptr<core::basic_frame> render_frame(bool has_underflow)\r
 210         {\r
 211                 const float frame_time = 1.0f/ax_->GetFPS();\r
 212 \r
 213                 graph_->update_value("tick-time", static_cast<float>(tick_timer_.elapsed()/frame_time)*0.5f);\r
 214                 tick_timer_.restart();\r
 215 \r
 216                 if(ax_->IsEmpty())\r
 217                         return core::basic_frame::empty();              \r
 218                 \r
 219                 if(!has_underflow)              \r
 220                 {\r
 221                         Concurrency::scoped_oversubcription_token oversubscribe;\r
 222                         timer_.tick(frame_time); // This will block the thread.\r
 223                         //Concurrency::wait(std::max<int>(0, frame_time-3));\r
 224                 }\r
 225                 else\r
 226                         graph_->add_tag("skip-sync");\r
 227                         \r
 228                 frame_timer_.restart();\r
 229 \r
 230                 ax_->Tick();\r
 231                 if(ax_->InvalidRect())\r
 232                 {                       \r
 233                         fast_memclr(bmp_.data(), width_*height_*4);\r
 234                         ax_->DrawControl(bmp_);\r
 235                 \r
 236                         auto frame = frame_factory_->create_frame(this, width_, height_);\r
 237                         fast_memcpy(frame->image_data().begin(), bmp_.data(), width_*height_*4);\r
 238                         frame->commit();\r
 239                         head_ = frame;\r
 240                 }               \r
 241                                 \r
 242                 graph_->update_value("frame-time", static_cast<float>(frame_timer_.elapsed()/frame_time)*0.5f);\r
 243                 return head_;\r
 244         }\r
 245 \r
 246         double fps() const\r
 247         {\r
 248                 return ax_->GetFPS();   \r
 249         }\r
 250         \r
 251         std::wstring print()\r
 252         {\r
 253                 return L"flash[" + boost::filesystem::wpath(filename_).filename() + L"]";               \r
 254         }\r
 255 };\r
 256 \r
 257 struct flash_producer : public Concurrency::agent, public core::frame_producer\r
 258 {       \r
 259         Concurrency::unbounded_buffer<std::wstring>                                     params_;\r
 260         Concurrency::bounded_buffer<safe_ptr<core::basic_frame>>        frames_;\r
 261 \r
 262         tbb::atomic<bool>                                                                                       is_running_;\r
 263                 \r
 264         const safe_ptr<core::frame_factory>                                                     frame_factory_;\r
 265         const std::wstring                                                                                      filename_;      \r
 266         tbb::atomic<int>                                                                                        fps_;\r
 267         const int                                                                                                       width_;\r
 268         const int                                                                                                       height_;\r
 269                 \r
 270         mutable Concurrency::overwrite_buffer<safe_ptr<core::basic_frame>> last_frame_;\r
 271 \r
 272         safe_ptr<diagnostics::graph>                                                            graph_;\r
 273                                 \r
 274 public:\r
 275         flash_producer(const safe_ptr<core::frame_factory>& frame_factory, const std::wstring& filename, size_t width, size_t height) \r
 276                 : frames_(frame_factory->get_video_format_desc().fps > 30.0 ? 2 : 1)\r
 277                 , frame_factory_(frame_factory)\r
 278                 , filename_(filename)           \r
 279                 , width_(width > 0 ? width : frame_factory->get_video_format_desc().width)\r
 280                 , height_(height > 0 ? height : frame_factory->get_video_format_desc().height)\r
 281                 , graph_(diagnostics::create_graph("", false))\r
 282         {       \r
 283                 if(!boost::filesystem::exists(filename))\r
 284                         BOOST_THROW_EXCEPTION(file_not_found() << boost::errinfo_file_name(narrow(filename)));  \r
 285                 \r
 286                 graph_->set_color("underflow", diagnostics::color(0.6f, 0.3f, 0.9f));   \r
 287 \r
 288                 Concurrency::send(last_frame_, core::basic_frame::empty());\r
 289                 \r
 290                 fps_            = 0;\r
 291                 is_running_ = true;\r
 292 \r
 293                 graph_->start();\r
 294                 start();\r
 295         }\r
 296 \r
 297         ~flash_producer()\r
 298         {\r
 299                 is_running_ = false;\r
 300                 auto frame = core::basic_frame::empty();\r
 301                 while(Concurrency::try_receive(frames_, frame)){}\r
 302                 agent::wait(this);\r
 303         }\r
 304         \r
 305         virtual void run()\r
 306         {               \r
 307                 try\r
 308                 {\r
 309                         struct co_init\r
 310                         {\r
 311                                 co_init()  {CoInitialize(NULL);}\r
 312                                 ~co_init() {CoUninitialize();}\r
 313                         } init;\r
 314 \r
 315                         flash_renderer renderer(graph_, frame_factory_, filename_, width_, height_);\r
 316 \r
 317                         is_running_ = true;\r
 318                         while(is_running_)\r
 319                         {\r
 320                                 std::wstring param;\r
 321                                 while(is_running_ && Concurrency::try_receive(params_, param))\r
 322                                         renderer.param(param);\r
 323                         \r
 324                                 const auto& format_desc = frame_factory_->get_video_format_desc();\r
 325 \r
 326                                 if(abs(renderer.fps()/2.0 - format_desc.fps) < 2.0) // flash == 2 * format -> interlace\r
 327                                 {\r
 328                                         auto frame1 = renderer.render_frame(false);\r
 329                                         auto frame2 = renderer.render_frame(false);\r
 330                                         Concurrency::send(last_frame_, frame2);\r
 331                                         Concurrency::send(frames_, core::basic_frame::interlace(frame1, frame2, format_desc.field_mode));\r
 332                                 }\r
 333                                 else if(abs(renderer.fps()- format_desc.fps/2.0) < 2.0) // format == 2 * flash -> duplicate\r
 334                                 {\r
 335                                         auto frame = renderer.render_frame(false);\r
 336                                         Concurrency::send(last_frame_, frame);\r
 337                                         Concurrency::send(frames_, frame);\r
 338                                         Concurrency::send(frames_, frame);\r
 339                                 }\r
 340                                 else //if(abs(renderer_->fps() - format_desc_.fps) < 0.1) // format == flash -> simple\r
 341                                 {\r
 342                                         auto frame = renderer.render_frame(false);\r
 343                                         Concurrency::send(last_frame_, frame);\r
 344                                         Concurrency::send(frames_, frame);\r
 345                                 }\r
 346 \r
 347                                 fps_ = static_cast<int>(renderer.fps()*100.0);\r
 348                                 graph_->update_text(narrow(print()));\r
 349                         }\r
 350                 }\r
 351                 catch(...)\r
 352                 {\r
 353                         CASPAR_LOG_CURRENT_EXCEPTION();\r
 354                 }\r
 355                 \r
 356                 is_running_ = false;\r
 357                 done();\r
 358         }\r
 359         \r
 360         // frame_producer\r
 361                 \r
 362         virtual safe_ptr<core::basic_frame> receive(int)\r
 363         {                                               \r
 364                 auto frame = core::basic_frame::late();\r
 365 \r
 366                 try\r
 367                 {\r
 368                         frame = Concurrency::receive(frames_, 5);\r
 369                 }\r
 370                 catch(Concurrency::operation_timed_out&)\r
 371                 {                       \r
 372                         graph_->add_tag("underflow");\r
 373                 }\r
 374 \r
 375                 return frame;\r
 376         }\r
 377 \r
 378         virtual safe_ptr<core::basic_frame> last_frame() const\r
 379         {\r
 380                 return last_frame_.value();\r
 381         }               \r
 382         \r
 383         virtual void param(const std::wstring& param) \r
 384         {       \r
 385                 if(!is_running_.fetch_and_store(true))\r
 386                 {\r
 387                         agent::wait(this);\r
 388                         start();\r
 389                 }\r
 390                 Concurrency::asend(params_, param);\r
 391         }\r
 392                 \r
 393         virtual std::wstring print() const\r
 394         { \r
 395                 return L"flash[" + boost::filesystem::wpath(filename_).filename() + L"|" + boost::lexical_cast<std::wstring>(fps_) + L"]";              \r
 396         }       \r
 397 };\r
 398 \r
 399 safe_ptr<core::frame_producer> create_producer(const safe_ptr<core::frame_factory>& frame_factory, const std::vector<std::wstring>& params)\r
 400 {\r
 401         auto template_host = get_template_host(frame_factory->get_video_format_desc());\r
 402         \r
 403         return make_safe<flash_producer>(frame_factory, env::template_folder() + L"\\" + widen(template_host.filename), template_host.width, template_host.height);\r
 404 }\r
 405 \r
 406 std::wstring find_template(const std::wstring& template_name)\r
 407 {\r
 408         if(boost::filesystem::exists(template_name + L".ft")) \r
 409                 return template_name + L".ft";\r
 410         \r
 411         if(boost::filesystem::exists(template_name + L".ct"))\r
 412                 return template_name + L".ct";\r
 413 \r
 414         return L"";\r
 415 }\r
 416 \r
 417 }}