git.sesse.net Git - casparcg/blob - modules/bluefish/consumer/bluefish_consumer.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 #include "bluefish_consumer.h"\r
  24 #include "../util/util.h"\r
  25 #include "../util/memory.h"\r
  26 \r
  27 #include <core/mixer/read_frame.h>\r
  28 \r
  29 #include <common/concurrency/executor.h>\r
  30 #include <common/diagnostics/graph.h>\r
  31 #include <common/memory/memcpy.h>\r
  32 #include <common/memory/memclr.h>\r
  33 #include <common/utility/timer.h>\r
  34 \r
  35 #include <tbb/concurrent_queue.h>\r
  36 \r
  37 #include <boost/timer.hpp>\r
  38 \r
  39 #include <BlueVelvet4.h>\r
  40 #include <BlueHancUtils.h>\r
  41 \r
  42 #include <memory>\r
  43 #include <array>\r
  44 \r
  45 namespace caspar { \r
  46         \r
  47 CBlueVelvet4* (*BlueVelvetFactory4)() = nullptr;\r
  48 const char*     (*BlueVelvetVersion)() = nullptr;\r
  49 BLUE_UINT32 (*encode_hanc_frame)(struct hanc_stream_info_struct * hanc_stream_ptr, void * audio_pcm_ptr,BLUE_UINT32 no_audio_ch,BLUE_UINT32 no_audio_samples,BLUE_UINT32 nTypeOfSample,BLUE_UINT32 emb_audio_flag) = nullptr;\r
  50 BLUE_UINT32 (*encode_hanc_frame_ex)(BLUE_UINT32 card_type, struct hanc_stream_info_struct * hanc_stream_ptr, void * audio_pcm_ptr, BLUE_UINT32 no_audio_ch,     BLUE_UINT32 no_audio_samples, BLUE_UINT32 nTypeOfSample, BLUE_UINT32 emb_audio_flag) = nullptr;\r
  51 \r
  52 void blue_velvet_initialize()\r
  53 {\r
  54 #ifdef _DEBUG\r
  55         auto module = LoadLibrary(L"BlueVelvet3_d.dll");\r
  56 #else\r
  57         auto module = LoadLibrary(L"BlueVelvet3.dll");\r
  58 #endif\r
  59         if(!module)\r
  60                 BOOST_THROW_EXCEPTION(file_not_found() << msg_info("Could not find BlueVelvet3.dll"));\r
  61         static std::shared_ptr<void> lib(module, FreeLibrary);\r
  62         BlueVelvetFactory4 = reinterpret_cast<decltype(BlueVelvetFactory4)>(GetProcAddress(module, "BlueVelvetFactory4"));\r
  63         BlueVelvetVersion = reinterpret_cast<decltype(BlueVelvetVersion)>(GetProcAddress(module, "BlueVelvetVersion"));\r
  64 }\r
  65 \r
  66 void blue_hanc_initialize()\r
  67 {\r
  68 #ifdef _DEBUG\r
  69         auto module = LoadLibrary(L"BlueHancUtils_d.dll");\r
  70 #else\r
  71         auto module = LoadLibrary(L"BlueHancUtils.dll");\r
  72 #endif\r
  73         if(!module)\r
  74                 BOOST_THROW_EXCEPTION(file_not_found() << msg_info("Could not find BlueHancUtils.dll"));\r
  75         static std::shared_ptr<void> lib(module, FreeLibrary);\r
  76         encode_hanc_frame = reinterpret_cast<decltype(encode_hanc_frame)>(GetProcAddress(module, "encode_hanc_frame"));\r
  77         encode_hanc_frame_ex = reinterpret_cast<decltype(encode_hanc_frame_ex)>(GetProcAddress(module, "encode_hanc_frame_ex"));\r
  78 }\r
  79 \r
  80 void blue_initialize()\r
  81 {\r
  82         blue_velvet_initialize();\r
  83         blue_hanc_initialize();\r
  84 }\r
  85 \r
  86 safe_ptr<CBlueVelvet4> create_blue(size_t device_index)\r
  87 {\r
  88         if(!BlueVelvetFactory4 || !encode_hanc_frame || !encode_hanc_frame)\r
  89                 BOOST_THROW_EXCEPTION(caspar_exception() << msg_info("Bluefish drivers not found."));\r
  90 \r
  91         auto blue = safe_ptr<CBlueVelvet4>(BlueVelvetFactory4());\r
  92         \r
  93         if(BLUE_FAIL(blue->device_attach(device_index, FALSE))) \r
  94                 BOOST_THROW_EXCEPTION(bluefish_exception() << msg_info("Failed to attach device."));\r
  95 \r
  96         return blue;\r
  97 }\r
  98 \r
  99 EVideoMode get_video_mode(CBlueVelvet4& blue, const core::video_format_desc& format_desc)\r
 100 {\r
 101         EVideoMode vid_fmt = VID_FMT_INVALID;\r
 102         auto desiredVideoFormat = vid_fmt_from_video_format(format_desc.format);\r
 103         int videoModeCount = blue.count_video_mode();\r
 104         for(int videoModeIndex = 1; videoModeIndex <= videoModeCount; ++videoModeIndex) \r
 105         {\r
 106                 EVideoMode videoMode = blue.enum_video_mode(videoModeIndex);\r
 107                 if(videoMode == desiredVideoFormat) \r
 108                         vid_fmt = videoMode;                    \r
 109         }\r
 110         if(vid_fmt == VID_FMT_INVALID)\r
 111                 BOOST_THROW_EXCEPTION(bluefish_exception() << msg_info("Failed get videomode.") << arg_value_info(narrow(format_desc.name)));\r
 112 \r
 113         return vid_fmt;\r
 114 }\r
 115                 \r
 116 struct bluefish_consumer : boost::noncopyable\r
 117 {\r
 118         safe_ptr<CBlueVelvet4>                          blue_;\r
 119         const unsigned int                                      device_index_;\r
 120         const core::video_format_desc           format_desc_;\r
 121 \r
 122         const std::wstring                                      model_name_;\r
 123 \r
 124         std::shared_ptr<diagnostics::graph> graph_;\r
 125         boost::timer                                            frame_timer_;\r
 126         boost::timer                                            tick_timer_;\r
 127         boost::timer                                            sync_timer_;    \r
 128                 \r
 129         const EVideoMode                                        vid_fmt_; \r
 130         const EMemoryFormat                                     mem_fmt_;\r
 131         const EUpdateMethod                                     upd_fmt_;\r
 132         const EResoFormat                                       res_fmt_; \r
 133         EEngineMode                                                     engine_mode_;\r
 134         \r
 135         std::array<blue_dma_buffer_ptr, 4> reserved_frames_;    \r
 136         tbb::concurrent_bounded_queue<std::shared_ptr<const core::read_frame>> frame_buffer_;\r
 137 \r
 138         int preroll_count_;\r
 139 \r
 140         const bool embedded_audio_;\r
 141         \r
 142         executor executor_;\r
 143 public:\r
 144         bluefish_consumer(const core::video_format_desc& format_desc, unsigned int device_index, bool embedded_audio) \r
 145                 : blue_(create_blue(device_index))\r
 146                 , device_index_(device_index)\r
 147                 , format_desc_(format_desc) \r
 148                 , model_name_(get_card_desc(blue_->has_video_cardtype()))\r
 149                 , vid_fmt_(get_video_mode(*blue_, format_desc)) \r
 150                 , mem_fmt_(MEM_FMT_ARGB_PC)\r
 151                 , upd_fmt_(UPD_FMT_FRAME)\r
 152                 , res_fmt_(RES_FMT_NORMAL) \r
 153                 , engine_mode_(VIDEO_ENGINE_FRAMESTORE) \r
 154                 , preroll_count_(0)\r
 155                 , embedded_audio_(embedded_audio)\r
 156                 , executor_(print())\r
 157         {\r
 158                 executor_.set_capacity(CONSUMER_BUFFER_DEPTH);\r
 159 \r
 160                 graph_ = diagnostics::create_graph(narrow(print()));\r
 161                 graph_->add_guide("tick-time", 0.5);\r
 162                 graph_->set_color("tick-time", diagnostics::color(0.1f, 0.7f, 0.8f));\r
 163                 graph_->add_guide("frame-time", 0.5f);  \r
 164                 graph_->set_color("frame-time", diagnostics::color(1.0f, 0.0f, 0.0f));\r
 165                 graph_->set_color("sync-time", diagnostics::color(0.5f, 1.0f, 0.2f));\r
 166                 graph_->set_color("input-buffer", diagnostics::color(1.0f, 1.0f, 0.0f));\r
 167                         \r
 168                 //Setting output Video mode\r
 169                 if(BLUE_FAIL(set_card_property(blue_, VIDEO_MODE, vid_fmt_))) \r
 170                         BOOST_THROW_EXCEPTION(bluefish_exception() << msg_info(narrow(print()) + " Failed to set videomode."));\r
 171 \r
 172                 //Select Update Mode for output\r
 173                 if(BLUE_FAIL(set_card_property(blue_, VIDEO_UPDATE_TYPE, upd_fmt_))) \r
 174                         BOOST_THROW_EXCEPTION(bluefish_exception() << msg_info(narrow(print()) + " Failed to set update type."));\r
 175         \r
 176                 disable_video_output();\r
 177 \r
 178                 //Enable dual link output\r
 179                 if(BLUE_FAIL(set_card_property(blue_, VIDEO_DUAL_LINK_OUTPUT, 1)))\r
 180                         BOOST_THROW_EXCEPTION(bluefish_exception() << msg_info(narrow(print()) + " Failed to enable dual link."));\r
 181 \r
 182                 if(BLUE_FAIL(set_card_property(blue_, VIDEO_DUAL_LINK_OUTPUT_SIGNAL_FORMAT_TYPE, Signal_FormatType_4224)))\r
 183                         BOOST_THROW_EXCEPTION(bluefish_exception() << msg_info(narrow(print()) + " Failed to set dual link format type to 4:2:2:4."));\r
 184                         \r
 185                 //Select output memory format\r
 186                 if(BLUE_FAIL(set_card_property(blue_, VIDEO_MEMORY_FORMAT, mem_fmt_))) \r
 187                         BOOST_THROW_EXCEPTION(bluefish_exception() << msg_info(narrow(print()) + " Failed to set memory format."));\r
 188                 \r
 189                 //Select image orientation\r
 190                 if(BLUE_FAIL(set_card_property(blue_, VIDEO_IMAGE_ORIENTATION, ImageOrientation_Normal)))\r
 191                         CASPAR_LOG(warning) << print() << TEXT(" Failed to set image orientation to normal.");  \r
 192 \r
 193                 // Select data range\r
 194                 if(BLUE_FAIL(set_card_property(blue_, VIDEO_RGB_DATA_RANGE, CGR_RANGE))) \r
 195                         CASPAR_LOG(warning) << print() << TEXT(" Failed to set RGB data range to CGR.");        \r
 196                 \r
 197                 if(BLUE_FAIL(set_card_property(blue_, VIDEO_PREDEFINED_COLOR_MATRIX, vid_fmt_ == VID_FMT_PAL ? MATRIX_601_CGR : MATRIX_709_CGR)))\r
 198                         CASPAR_LOG(warning) << print() << TEXT(" Failed to set colormatrix to ") << (vid_fmt_ == VID_FMT_PAL ? TEXT("601 CGR") : TEXT("709 CGR")) << TEXT(".");\r
 199 \r
 200                 if(!embedded_audio_)\r
 201                 {\r
 202                         if(BLUE_FAIL(set_card_property(blue_, EMBEDEDDED_AUDIO_OUTPUT, 0))) \r
 203                                 CASPAR_LOG(warning) << TEXT("BLUECARD ERROR: Failed to disable embedded audio.");                       \r
 204                         CASPAR_LOG(info) << print() << TEXT(" Disabled embedded-audio.");\r
 205                 }\r
 206                 else\r
 207                 {\r
 208                         if(BLUE_FAIL(set_card_property(blue_, EMBEDEDDED_AUDIO_OUTPUT, blue_emb_audio_enable | blue_emb_audio_group1_enable))) \r
 209                                 CASPAR_LOG(warning) << print() << TEXT(" Failed to enable embedded audio.");                    \r
 210                         CASPAR_LOG(info) << print() << TEXT(" Enabled embedded-audio.");\r
 211                 }\r
 212                 \r
 213                 if (blue_->has_output_key()) \r
 214                 {\r
 215                         int dummy = TRUE; int v4444 = FALSE; int invert = FALSE; int white = FALSE;\r
 216                         blue_->set_output_key(dummy, v4444, invert, white);\r
 217                 }\r
 218 \r
 219                 if(blue_->GetHDCardType(device_index_) != CRD_HD_INVALID) \r
 220                         blue_->Set_DownConverterSignalType(vid_fmt_ == VID_FMT_PAL ? SD_SDI : HD_SDI);  \r
 221         \r
 222                 if(BLUE_FAIL(blue_->set_video_engine(*reinterpret_cast<unsigned long*>(&engine_mode_))))\r
 223                         BOOST_THROW_EXCEPTION(bluefish_exception() << msg_info(narrow(print()) + " Failed to set video engine."));\r
 224 \r
 225                 enable_video_output();\r
 226                                                 \r
 227                 for(size_t n = 0; n < reserved_frames_.size(); ++n)\r
 228                         reserved_frames_[n] = std::make_shared<blue_dma_buffer>(format_desc_.size, n);  \r
 229                                                                 \r
 230                 CASPAR_LOG(info) << print() << L" Successfully Initialized.";\r
 231         }\r
 232 \r
 233         ~bluefish_consumer()\r
 234         {\r
 235                 executor_.invoke([&]\r
 236                 {\r
 237                         disable_video_output();\r
 238                         blue_->device_detach();         \r
 239                 });\r
 240                 \r
 241                 CASPAR_LOG(info) << print() << L" Shutting down.";      \r
 242         }\r
 243         \r
 244         const core::video_format_desc& get_video_format_desc() const\r
 245         {\r
 246                 return format_desc_;\r
 247         }\r
 248 \r
 249         void enable_video_output()\r
 250         {\r
 251                 if(!BLUE_PASS(set_card_property(blue_, VIDEO_BLACKGENERATOR, 0)))\r
 252                         CASPAR_LOG(error) << print() << TEXT(" Failed to disable video output.");       \r
 253         }\r
 254 \r
 255         void disable_video_output()\r
 256         {\r
 257                 if(!BLUE_PASS(set_card_property(blue_, VIDEO_BLACKGENERATOR, 1)))\r
 258                         CASPAR_LOG(error)<< print() << TEXT(" Failed to disable video output.");                \r
 259         }\r
 260         \r
 261         void send(const safe_ptr<const core::read_frame>& frame)\r
 262         {       \r
 263                 if(preroll_count_ < executor_.capacity())\r
 264                 {\r
 265                         while(preroll_count_++ < executor_.capacity())\r
 266                                 schedule_next_video(make_safe<core::read_frame>());\r
 267                 }\r
 268                 \r
 269                 schedule_next_video(frame);                     \r
 270         }\r
 271         \r
 272         void schedule_next_video(const safe_ptr<const core::read_frame>& frame)\r
 273         {\r
 274                 static std::vector<short> silence(MAX_HANC_BUFFER_SIZE, 0);\r
 275                 \r
 276                 executor_.begin_invoke([=]\r
 277                 {\r
 278                         try\r
 279                         {\r
 280                                 const size_t audio_samples       = format_desc_.audio_samples_per_frame;\r
 281                                 const size_t audio_nchannels = format_desc_.audio_channels;\r
 282 \r
 283                                 frame_timer_.restart();\r
 284                                 \r
 285                                 if(!frame->image_data().empty())\r
 286                                         fast_memcpy(reserved_frames_.front()->image_data(), frame->image_data().begin(), frame->image_data().size());\r
 287                                 else\r
 288                                         fast_memclr(reserved_frames_.front()->image_data(), reserved_frames_.front()->image_size());\r
 289 \r
 290                                 sync_timer_.restart();\r
 291                                 unsigned long n_field = 0;\r
 292                                 blue_->wait_output_video_synch(UPD_FMT_FRAME, n_field);\r
 293                                 graph_->update_value("sync-time", static_cast<float>(sync_timer_.elapsed()*format_desc_.fps*0.5));\r
 294 \r
 295                                 if(embedded_audio_)\r
 296                                 {               \r
 297                                         auto frame_audio_data = frame->audio_data().empty() ? silence.data() : const_cast<short*>(frame->audio_data().begin());\r
 298 \r
 299                                         encode_hanc(reinterpret_cast<BLUE_UINT32*>(reserved_frames_.front()->hanc_data()), frame_audio_data, audio_samples, audio_nchannels);\r
 300                                                                 \r
 301                                         blue_->system_buffer_write_async(const_cast<unsigned char*>(reserved_frames_.front()->image_data()), \r
 302                                                                                                         reserved_frames_.front()->image_size(), \r
 303                                                                                                         nullptr, \r
 304                                                                                                         BlueImage_HANC_DMABuffer(reserved_frames_.front()->id(), BLUE_DATA_IMAGE));\r
 305 \r
 306                                         blue_->system_buffer_write_async(reserved_frames_.front()->hanc_data(),\r
 307                                                                                                         reserved_frames_.front()->hanc_size(), \r
 308                                                                                                         nullptr,                 \r
 309                                                                                                         BlueImage_HANC_DMABuffer(reserved_frames_.front()->id(), BLUE_DATA_HANC));\r
 310 \r
 311                                         if(BLUE_FAIL(blue_->render_buffer_update(BlueBuffer_Image_HANC(reserved_frames_.front()->id()))))\r
 312                                                 CASPAR_LOG(warning) << print() << TEXT(" render_buffer_update failed.");\r
 313                                 }\r
 314                                 else\r
 315                                 {\r
 316                                         blue_->system_buffer_write_async(const_cast<unsigned char*>(reserved_frames_.front()->image_data()),\r
 317                                                                                                         reserved_frames_.front()->image_size(), \r
 318                                                                                                         nullptr,                 \r
 319                                                                                                         BlueImage_DMABuffer(reserved_frames_.front()->id(), BLUE_DATA_IMAGE));\r
 320                         \r
 321                                         if(BLUE_FAIL(blue_->render_buffer_update(BlueBuffer_Image(reserved_frames_.front()->id()))))\r
 322                                                 CASPAR_LOG(warning) << print() << TEXT(" render_buffer_update failed.");\r
 323                                 }\r
 324 \r
 325                                 std::rotate(reserved_frames_.begin(), reserved_frames_.begin() + 1, reserved_frames_.end());\r
 326                                 \r
 327                                 graph_->update_value("frame-time", static_cast<float>(frame_timer_.elapsed()*format_desc_.fps*0.5));\r
 328 \r
 329                                 graph_->update_value("tick-time", static_cast<float>(tick_timer_.elapsed()*format_desc_.fps*0.5));\r
 330                                 tick_timer_.restart();\r
 331                         }\r
 332                         catch(...)\r
 333                         {\r
 334                                 CASPAR_LOG_CURRENT_EXCEPTION();\r
 335                         }\r
 336                         graph_->set_value("input-buffer", static_cast<double>(executor_.size())/static_cast<double>(executor_.capacity()));\r
 337                 });\r
 338                 graph_->set_value("input-buffer", static_cast<double>(executor_.size())/static_cast<double>(executor_.capacity()));\r
 339         }\r
 340 \r
 341         void encode_hanc(BLUE_UINT32* hanc_data, void* audio_data, size_t audio_samples, size_t audio_nchannels)\r
 342         {       \r
 343                 auto card_type = blue_->has_video_cardtype();\r
 344                 auto sample_type = (AUDIO_CHANNEL_16BIT | AUDIO_CHANNEL_LITTLEENDIAN);\r
 345                 \r
 346                 hanc_stream_info_struct hanc_stream_info;\r
 347                 memset(&hanc_stream_info, 0, sizeof(hanc_stream_info));\r
 348                 \r
 349                 hanc_stream_info.AudioDBNArray[0] = -1;\r
 350                 hanc_stream_info.AudioDBNArray[1] = -1;\r
 351                 hanc_stream_info.AudioDBNArray[2] = -1;\r
 352                 hanc_stream_info.AudioDBNArray[3] = -1;\r
 353                 hanc_stream_info.hanc_data_ptr = hanc_data;\r
 354                 hanc_stream_info.video_mode = vid_fmt_;\r
 355                 \r
 356                 auto emb_audio_flag = (blue_emb_audio_enable | blue_emb_audio_group1_enable);\r
 357 \r
 358                 if (!is_epoch_card(card_type))\r
 359                         encode_hanc_frame(&hanc_stream_info, audio_data, audio_nchannels, audio_samples, sample_type, emb_audio_flag);  \r
 360                 else\r
 361                         encode_hanc_frame_ex(card_type, &hanc_stream_info, audio_data, audio_nchannels, audio_samples, sample_type, emb_audio_flag);\r
 362         }\r
 363         \r
 364         std::wstring print() const\r
 365         {\r
 366                 return model_name_ + L" [" + boost::lexical_cast<std::wstring>(device_index_) + L"|" +  format_desc_.name + L"]";\r
 367         }\r
 368 };\r
 369 \r
 370 struct bluefish_consumer_proxy : public core::frame_consumer\r
 371 {\r
 372         std::unique_ptr<bluefish_consumer>      consumer_;\r
 373         const size_t                                            device_index_;\r
 374         const bool                                                      embedded_audio_;\r
 375         bool                                                            key_only_;\r
 376 public:\r
 377 \r
 378         bluefish_consumer_proxy(size_t device_index, bool embedded_audio, bool key_only)\r
 379                 : device_index_(device_index)\r
 380                 , embedded_audio_(embedded_audio)\r
 381                 , key_only_(key_only){}\r
 382         \r
 383         virtual void initialize(const core::video_format_desc& format_desc)\r
 384         {\r
 385                 consumer_.reset(new bluefish_consumer(format_desc, device_index_, embedded_audio_));\r
 386         }\r
 387         \r
 388         virtual void send(const safe_ptr<const core::read_frame>& frame)\r
 389         {\r
 390                 consumer_->send(frame);\r
 391         }\r
 392 \r
 393         virtual const core::video_format_desc& get_video_format_desc() const\r
 394         {\r
 395                 return consumer_->get_video_format_desc();\r
 396         }\r
 397         \r
 398         virtual std::wstring print() const\r
 399         {\r
 400                 return consumer_->print();\r
 401         }\r
 402 \r
 403         virtual bool key_only() const\r
 404         {\r
 405                 return key_only_;\r
 406         }\r
 407 };      \r
 408 \r
 409 std::wstring get_bluefish_version()\r
 410 {\r
 411         try\r
 412         {\r
 413                 blue_initialize();\r
 414         }\r
 415         catch(...)\r
 416         {\r
 417                 return L"Not found";\r
 418         }\r
 419         if(!BlueVelvetVersion)\r
 420                 return L"Unknown";\r
 421 \r
 422         return widen(std::string(BlueVelvetVersion()));\r
 423 }\r
 424 \r
 425 std::vector<std::wstring> get_bluefish_device_list()\r
 426 {\r
 427         std::vector<std::wstring> devices;\r
 428 \r
 429         try\r
 430         {               \r
 431                 if(!BlueVelvetFactory4)\r
 432                         return devices;\r
 433 \r
 434                 std::shared_ptr<CBlueVelvet4> blue(BlueVelvetFactory4());\r
 435 \r
 436                 for(int n = 1; BLUE_PASS(blue->device_attach(n, FALSE)); ++n)\r
 437                 {                               \r
 438                         devices.push_back(std::wstring(get_card_desc(blue->has_video_cardtype())) + L" [" + boost::lexical_cast<std::wstring>(n) + L"]");\r
 439                         blue->device_detach();          \r
 440                 }\r
 441         }\r
 442         catch(...){}\r
 443 \r
 444         return devices;\r
 445 }\r
 446 \r
 447 safe_ptr<core::frame_consumer> create_bluefish_consumer(const std::vector<std::wstring>& params)\r
 448 {\r
 449         if(params.size() < 1 || params[0] != L"BLUEFISH")\r
 450                 return core::frame_consumer::empty();\r
 451                 \r
 452         int device_index = 1;\r
 453         if(params.size() > 1)\r
 454                 device_index = lexical_cast_or_default<int>(params[1], 1);\r
 455 \r
 456         bool embedded_audio = std::find(params.begin(), params.end(), L"EMBEDDED_AUDIO") != params.end();\r
 457         bool key_only           = std::find(params.begin(), params.end(), L"KEY_ONLY")           != params.end();\r
 458 \r
 459         return make_safe<bluefish_consumer_proxy>(device_index, embedded_audio, key_only);\r
 460 }\r
 461 \r
 462 safe_ptr<core::frame_consumer> create_bluefish_consumer(const boost::property_tree::ptree& ptree) \r
 463 {       \r
 464         auto device_index        = ptree.get("device",             1);\r
 465         auto embedded_audio  = ptree.get("embedded-audio", false);\r
 466         bool key_only            = ptree.get("key-only",           false);\r
 467 \r
 468         return make_safe<bluefish_consumer_proxy>(device_index, embedded_audio, key_only);\r
 469 }\r
 470 \r
 471 }