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 using namespace Concurrency;\r
  54 \r
  55 namespace caspar { namespace flash {\r
  56                 \r
  57 class bitmap\r
  58 {\r
  59 public:\r
  60         bitmap(size_t width, size_t height)\r
  61                 : bmp_data_(nullptr)\r
  62                 , hdc_(CreateCompatibleDC(0), DeleteDC)\r
  63         {       \r
  64                 BITMAPINFO info;\r
  65                 memset(&info, 0, sizeof(BITMAPINFO));\r
  66                 info.bmiHeader.biBitCount = 32;\r
  67                 info.bmiHeader.biCompression = BI_RGB;\r
  68                 info.bmiHeader.biHeight = -height;\r
  69                 info.bmiHeader.biPlanes = 1;\r
  70                 info.bmiHeader.biSize = sizeof(BITMAPINFO);\r
  71                 info.bmiHeader.biWidth = width;\r
  72 \r
  73                 bmp_.reset(CreateDIBSection(static_cast<HDC>(hdc_.get()), &info, DIB_RGB_COLORS, reinterpret_cast<void**>(&bmp_data_), 0, 0), DeleteObject);\r
  74                 SelectObject(static_cast<HDC>(hdc_.get()), bmp_.get()); \r
  75 \r
  76                 if(!bmp_data_)\r
  77                         BOOST_THROW_EXCEPTION(std::bad_alloc());\r
  78         }\r
  79 \r
  80         operator HDC() {return static_cast<HDC>(hdc_.get());}\r
  81 \r
  82         BYTE* data() { return bmp_data_;}\r
  83         const BYTE* data() const { return bmp_data_;}\r
  84 \r
  85 private:\r
  86         BYTE* bmp_data_;        \r
  87         std::shared_ptr<void> hdc_;\r
  88         std::shared_ptr<void> bmp_;\r
  89 };\r
  90 \r
  91 struct template_host\r
  92 {\r
  93         std::string  field_mode;\r
  94         std::string  filename;\r
  95         size_t           width;\r
  96         size_t           height;\r
  97 };\r
  98 \r
  99 template_host get_template_host(const core::video_format_desc& desc)\r
 100 {\r
 101         std::vector<template_host> template_hosts;\r
 102         BOOST_FOREACH(auto& xml_mapping, env::properties().get_child("configuration.producers.template-hosts"))\r
 103         {\r
 104                 try\r
 105                 {\r
 106                         template_host template_host;\r
 107                         template_host.field_mode                = xml_mapping.second.get("video-mode", narrow(desc.name));\r
 108                         template_host.filename                  = xml_mapping.second.get("filename", "cg.fth");\r
 109                         template_host.width                             = xml_mapping.second.get("width", desc.width);\r
 110                         template_host.height                    = xml_mapping.second.get("height", desc.height);\r
 111                         template_hosts.push_back(template_host);\r
 112                 }\r
 113                 catch(...){}\r
 114         }\r
 115 \r
 116         auto template_host_it = boost::find_if(template_hosts, [&](template_host template_host){return template_host.field_mode == narrow(desc.name);});\r
 117         if(template_host_it == template_hosts.end())\r
 118                 template_host_it = boost::find_if(template_hosts, [&](template_host template_host){return template_host.field_mode == "";});\r
 119 \r
 120         if(template_host_it != template_hosts.end())\r
 121                 return *template_host_it;\r
 122         \r
 123         template_host template_host;\r
 124         template_host.filename = "cg.fth";\r
 125         template_host.width = desc.width;\r
 126         template_host.height = desc.height;\r
 127         return template_host;\r
 128 }\r
 129 \r
 130 class flash_renderer\r
 131 {       \r
 132         const std::wstring                                                              filename_;\r
 133 \r
 134         const safe_ptr<core::frame_factory>                             frame_factory_;\r
 135         safe_ptr<diagnostics::graph>                                    graph_;\r
 136 \r
 137         high_prec_timer                                                                 timer_;\r
 138         safe_ptr<core::basic_frame>                                             head_;\r
 139         bitmap                                                                                  bmp_;\r
 140 \r
 141         const size_t                                                                    width_;\r
 142         const size_t                                                                    height_;\r
 143                         \r
 144         boost::timer                                                                    frame_timer_;\r
 145         boost::timer                                                                    tick_timer_;\r
 146 \r
 147         CComObject<caspar::flash::FlashAxContainer>*    ax_;\r
 148         \r
 149 public:\r
 150         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
 151                 : filename_(filename)\r
 152                 , frame_factory_(frame_factory)\r
 153                 , graph_(graph)\r
 154                 , ax_(nullptr)\r
 155                 , head_(core::basic_frame::empty())\r
 156                 , bmp_(width, height)\r
 157                 , width_(width)\r
 158                 , height_(height)\r
 159         {               \r
 160                 graph_->add_guide("frame-time", 0.5f);\r
 161                 graph_->set_color("frame-time", diagnostics::color(0.1f, 1.0f, 0.1f));\r
 162                 graph_->add_guide("tick-time", 0.5);\r
 163                 graph_->set_color("tick-time", diagnostics::color(0.0f, 0.6f, 0.9f));\r
 164                 graph_->set_color("param", diagnostics::color(1.0f, 0.5f, 0.0f));               \r
 165                 \r
 166                 if(FAILED(CComObject<caspar::flash::FlashAxContainer>::CreateInstance(&ax_)))\r
 167                         BOOST_THROW_EXCEPTION(caspar_exception() << msg_info(narrow(print()) + " Failed to create FlashAxContainer"));\r
 168                 \r
 169                 ax_->set_print([this]{return L"flash_renderer";});\r
 170 \r
 171                 if(FAILED(ax_->CreateAxControl()))\r
 172                         BOOST_THROW_EXCEPTION(caspar_exception() << msg_info(narrow(print()) + " Failed to Create FlashAxControl"));\r
 173                 \r
 174                 CComPtr<IShockwaveFlash> spFlash;\r
 175                 if(FAILED(ax_->QueryControl(&spFlash)))\r
 176                         BOOST_THROW_EXCEPTION(caspar_exception() << msg_info(narrow(print()) + " Failed to Query FlashAxControl"));\r
 177                                                                                                 \r
 178                 if(FAILED(spFlash->put_Playing(true)) )\r
 179                         BOOST_THROW_EXCEPTION(caspar_exception() << msg_info(narrow(print()) + " Failed to start playing Flash"));\r
 180 \r
 181                 if(FAILED(spFlash->put_Movie(CComBSTR(filename.c_str()))))\r
 182                         BOOST_THROW_EXCEPTION(caspar_exception() << msg_info(narrow(print()) + " Failed to Load Template Host"));\r
 183                                                                                 \r
 184                 if(FAILED(spFlash->put_ScaleMode(2)))  //Exact fit. Scale without respect to the aspect ratio.\r
 185                         BOOST_THROW_EXCEPTION(caspar_exception() << msg_info(narrow(print()) + " Failed to Set Scale Mode"));\r
 186                                                 \r
 187                 ax_->SetSize(width_, height_);          \r
 188         \r
 189                 CASPAR_LOG(info) << print() << L" Thread started.";\r
 190                 CASPAR_LOG(info) << print() << L" Successfully initialized with template-host: " << filename << L" width: " << width_ << L" height: " << height_ << L".";\r
 191         }\r
 192 \r
 193         ~flash_renderer()\r
 194         {               \r
 195                 if(ax_)\r
 196                 {\r
 197                         ax_->DestroyAxControl();\r
 198                         ax_->Release();\r
 199                 }\r
 200                 CASPAR_LOG(info) << print() << L" Thread ended.";\r
 201         }\r
 202         \r
 203         void param(const std::wstring& param)\r
 204         {               \r
 205                 if(!ax_->FlashCall(param))\r
 206                         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
 207                 graph_->add_tag("param");\r
 208         }\r
 209         \r
 210         safe_ptr<core::basic_frame> operator()()\r
 211         {\r
 212                 const float frame_time = 1.0f/ax_->GetFPS();\r
 213 \r
 214                 graph_->update_value("tick-time", static_cast<float>(tick_timer_.elapsed()/frame_time)*0.5f);\r
 215                 tick_timer_.restart();\r
 216 \r
 217                 if(ax_->IsEmpty())\r
 218                         return core::basic_frame::empty();              \r
 219                 \r
 220                 Concurrency::scoped_oversubcription_token oversubscribe;\r
 221                 timer_.tick(frame_time); // This will block the thread.\r
 222                 //Concurrency::wait(std::max<int>(0, frame_time-3));\r
 223                         \r
 224                 frame_timer_.restart();\r
 225 \r
 226                 ax_->Tick();\r
 227                 if(ax_->InvalidRect())\r
 228                 {                       \r
 229                         fast_memclr(bmp_.data(), width_*height_*4);\r
 230                         ax_->DrawControl(bmp_);\r
 231                 \r
 232                         auto frame = frame_factory_->create_frame(this, width_, height_);\r
 233                         fast_memcpy(frame->image_data().begin(), bmp_.data(), width_*height_*4);\r
 234                         frame->commit();\r
 235                         head_ = frame;\r
 236                 }               \r
 237                                 \r
 238                 graph_->update_value("frame-time", static_cast<float>(frame_timer_.elapsed()/frame_time)*0.5f);\r
 239                 return head_;\r
 240         }\r
 241 \r
 242         double fps() const\r
 243         {\r
 244                 return ax_->GetFPS();   \r
 245         }\r
 246         \r
 247         std::wstring print()\r
 248         {\r
 249                 return L"flash[" + boost::filesystem::wpath(filename_).filename() + L"]";               \r
 250         }\r
 251 };\r
 252 \r
 253 struct flash_producer : public Concurrency::agent, public core::frame_producer\r
 254 {       \r
 255         unbounded_buffer<std::wstring>                                                          params_;\r
 256         bounded_buffer<safe_ptr<core::basic_frame>>                                     frames_;\r
 257 \r
 258         tbb::atomic<bool>                                                                                       is_running_;\r
 259                 \r
 260         const safe_ptr<core::frame_factory>                                                     frame_factory_;\r
 261         const std::wstring                                                                                      filename_;      \r
 262         tbb::atomic<int>                                                                                        fps_;\r
 263         const int                                                                                                       width_;\r
 264         const int                                                                                                       height_;\r
 265                 \r
 266         mutable overwrite_buffer<safe_ptr<core::basic_frame>>           last_frame_;\r
 267 \r
 268         safe_ptr<diagnostics::graph>                                                            graph_;\r
 269                                 \r
 270 public:\r
 271         flash_producer(const safe_ptr<core::frame_factory>& frame_factory, const std::wstring& filename, size_t width, size_t height) \r
 272                 : frames_(frame_factory->get_video_format_desc().fps > 30.0 ? 2 : 1)\r
 273                 , frame_factory_(frame_factory)\r
 274                 , filename_(filename)           \r
 275                 , width_(width > 0 ? width : frame_factory->get_video_format_desc().width)\r
 276                 , height_(height > 0 ? height : frame_factory->get_video_format_desc().height)\r
 277         {       \r
 278                 if(!boost::filesystem::exists(filename))\r
 279                         BOOST_THROW_EXCEPTION(file_not_found() << boost::errinfo_file_name(narrow(filename)));  \r
 280                 \r
 281                 graph_->set_color("underflow", diagnostics::color(0.6f, 0.3f, 0.9f));\r
 282                 graph_->set_text(print());\r
 283                 diagnostics::register_graph(graph_);\r
 284 \r
 285                 Concurrency::send(last_frame_, core::basic_frame::empty());\r
 286                 \r
 287                 fps_            = 0;\r
 288                 is_running_ = true;\r
 289 \r
 290                 start();\r
 291         }\r
 292 \r
 293         ~flash_producer()\r
 294         {\r
 295                 is_running_ = false;\r
 296                 auto frame = core::basic_frame::empty();\r
 297                 while(try_receive(frames_, frame)){}\r
 298                 agent::wait(this);\r
 299         }\r
 300         \r
 301         virtual void run()\r
 302         {               \r
 303                 try\r
 304                 {\r
 305                         struct co_init\r
 306                         {\r
 307                                 co_init()  {CoInitialize(NULL);}\r
 308                                 ~co_init() {CoUninitialize();}\r
 309                         } init;\r
 310 \r
 311                         flash_renderer renderer(graph_, frame_factory_, filename_, width_, height_);\r
 312 \r
 313                         is_running_ = true;\r
 314                         while(is_running_)\r
 315                         {\r
 316                                 std::wstring param;\r
 317                                 while(is_running_ && Concurrency::try_receive(params_, param))\r
 318                                         renderer.param(param);\r
 319                         \r
 320                                 const auto& format_desc = frame_factory_->get_video_format_desc();\r
 321 \r
 322                                 if(abs(renderer.fps()/2.0 - format_desc.fps) < 2.0) // flash == 2 * format -> interlace\r
 323                                 {\r
 324                                         auto frame1 = renderer();\r
 325                                         auto frame2 = renderer();\r
 326                                         send(last_frame_, frame2);\r
 327                                         send(frames_, core::basic_frame::interlace(frame1, frame2, format_desc.field_mode));\r
 328                                 }\r
 329                                 else if(abs(renderer.fps()- format_desc.fps/2.0) < 2.0) // format == 2 * flash -> duplicate\r
 330                                 {\r
 331                                         auto frame = renderer();\r
 332                                         send(last_frame_, frame);\r
 333                                         send(frames_, frame);\r
 334                                         send(frames_, frame);\r
 335                                 }\r
 336                                 else //if(abs(renderer_->fps() - format_desc_.fps) < 0.1) // format == flash -> simple\r
 337                                 {\r
 338                                         auto frame = renderer();\r
 339                                         send(last_frame_, frame);\r
 340                                         send(frames_, frame);\r
 341                                 }\r
 342 \r
 343                                 fps_ = static_cast<int>(renderer.fps()*100.0);\r
 344                                 graph_->set_text(narrow(print()));\r
 345                         }\r
 346                 }\r
 347                 catch(...)\r
 348                 {\r
 349                         CASPAR_LOG_CURRENT_EXCEPTION();\r
 350                 }\r
 351                 \r
 352                 is_running_ = false;\r
 353                 done();\r
 354         }\r
 355         \r
 356         // frame_producer\r
 357                 \r
 358         virtual safe_ptr<core::basic_frame> receive(int)\r
 359         {                                               \r
 360                 auto frame = core::basic_frame::late();\r
 361 \r
 362                 try\r
 363                 {\r
 364                         frame = Concurrency::receive(frames_, 5);\r
 365                 }\r
 366                 catch(operation_timed_out&)\r
 367                 {                       \r
 368                         graph_->add_tag("underflow");\r
 369                 }\r
 370 \r
 371                 return frame;\r
 372         }\r
 373 \r
 374         virtual safe_ptr<core::basic_frame> last_frame() const\r
 375         {\r
 376                 return last_frame_.value();\r
 377         }               \r
 378         \r
 379         virtual void param(const std::wstring& param) \r
 380         {       \r
 381                 if(!is_running_.fetch_and_store(true))\r
 382                 {\r
 383                         agent::wait(this);\r
 384                         start();\r
 385                 }\r
 386                 asend(params_, param);\r
 387         }\r
 388                 \r
 389         virtual std::wstring print() const\r
 390         { \r
 391                 return L"flash[" + boost::filesystem::wpath(filename_).filename() + L"|" + boost::lexical_cast<std::wstring>(fps_) + L"]";              \r
 392         }       \r
 393 };\r
 394 \r
 395 safe_ptr<core::frame_producer> create_flash_producer(const safe_ptr<core::frame_factory> frame_factory, const std::vector<std::wstring>& params)\r
 396 {               \r
 397         static const std::vector<std::wstring> extensions = boost::assign::list_of\r
 398                 (L"swf");\r
 399 \r
 400         std::wstring filename = env::media_folder() + L"\\" + params[0];\r
 401         \r
 402         auto ext = boost::find_if(extensions, [&](const std::wstring& ex)\r
 403         {                                       \r
 404                 return boost::filesystem::is_regular_file(boost::filesystem::wpath(filename + L"." + ex));\r
 405         });\r
 406 \r
 407         if(ext == extensions.end())\r
 408                 return core::frame_producer::empty();\r
 409                 \r
 410         auto path = filename + L"." + *ext;\r
 411         return make_safe<flash_producer>(frame_factory, path, 0, 0);\r
 412 }\r
 413 \r
 414 safe_ptr<core::frame_producer> create_producer(const safe_ptr<core::frame_factory>& frame_factory, const std::vector<std::wstring>& params)\r
 415 {\r
 416         auto template_host = get_template_host(frame_factory->get_video_format_desc());\r
 417         \r
 418         return make_safe<flash_producer>(frame_factory, env::template_folder() + L"\\" + widen(template_host.filename), template_host.width, template_host.height);\r
 419 }\r
 420 \r
 421 std::wstring find_template(const std::wstring& template_name)\r
 422 {\r
 423         if(boost::filesystem::exists(template_name + L".ft")) \r
 424                 return template_name + L".ft";\r
 425         \r
 426         if(boost::filesystem::exists(template_name + L".ct"))\r
 427                 return template_name + L".ct";\r
 428 \r
 429         return L"";\r
 430 }\r
 431 \r
 432 }}