]> git.sesse.net Git - casparcg/blobdiff - modules/flash/producer/flash_producer.cpp
[flash] Moved template host copying to flash module startup instead from env setup...
[casparcg] / modules / flash / producer / flash_producer.cpp
index 59b40777d4a300d1b543ddd218852afefea00d5a..cbbae1aa2286c8dcee28a132523619ebaaac08f6 100644 (file)
-/*\r
-* Copyright (c) 2011 Sveriges Television AB <info@casparcg.com>\r
-*\r
-* This file is part of CasparCG (www.casparcg.com).\r
-*\r
-* CasparCG is free software: you can redistribute it and/or modify\r
-* it under the terms of the GNU General Public License as published by\r
-* the Free Software Foundation, either version 3 of the License, or\r
-* (at your option) any later version.\r
-*\r
-* CasparCG is distributed in the hope that it will be useful,\r
-* but WITHOUT ANY WARRANTY; without even the implied warranty of\r
-* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\r
-* GNU General Public License for more details.\r
-*\r
-* You should have received a copy of the GNU General Public License\r
-* along with CasparCG. If not, see <http://www.gnu.org/licenses/>.\r
-*\r
-* Author: Robert Nagy, ronag89@gmail.com\r
-*/\r
-\r
-#include "../stdafx.h"\r
-\r
-#if defined(_MSC_VER)\r
-#pragma warning (disable : 4146)\r
-#pragma warning (disable : 4244)\r
-#endif\r
-\r
-#include "flash_producer.h"\r
-#include "FlashAxContainer.h"\r
-\r
-#include <core/video_format.h>\r
-\r
-#include <core/producer/frame/basic_frame.h>\r
-#include <core/producer/frame/frame_factory.h>\r
-#include <core/mixer/write_frame.h>\r
-\r
-#include <common/env.h>\r
-#include <common/concurrency/com_context.h>\r
-#include <common/diagnostics/graph.h>\r
-#include <common/memory/memcpy.h>\r
-#include <common/memory/memclr.h>\r
-#include <common/utility/timer.h>\r
-\r
-#include <boost/filesystem.hpp>\r
-#include <boost/property_tree/ptree.hpp>\r
-#include <boost/thread.hpp>\r
-#include <boost/timer.hpp>\r
-#include <boost/algorithm/string.hpp>\r
-\r
-#include <functional>\r
-\r
-#include <tbb/spin_mutex.h>\r
-\r
-namespace caspar { namespace flash {\r
-               \r
-class bitmap\r
-{\r
-public:\r
-       bitmap(size_t width, size_t height)\r
-               : bmp_data_(nullptr)\r
-               , hdc_(CreateCompatibleDC(0), DeleteDC)\r
-       {       \r
-               BITMAPINFO info;\r
-               memset(&info, 0, sizeof(BITMAPINFO));\r
-               info.bmiHeader.biBitCount = 32;\r
-               info.bmiHeader.biCompression = BI_RGB;\r
-               info.bmiHeader.biHeight = -height;\r
-               info.bmiHeader.biPlanes = 1;\r
-               info.bmiHeader.biSize = sizeof(BITMAPINFO);\r
-               info.bmiHeader.biWidth = width;\r
-\r
-               bmp_.reset(CreateDIBSection(static_cast<HDC>(hdc_.get()), &info, DIB_RGB_COLORS, reinterpret_cast<void**>(&bmp_data_), 0, 0), DeleteObject);\r
-               SelectObject(static_cast<HDC>(hdc_.get()), bmp_.get()); \r
-\r
-               if(!bmp_data_)\r
-                       BOOST_THROW_EXCEPTION(std::bad_alloc());\r
-       }\r
-\r
-       operator HDC() {return static_cast<HDC>(hdc_.get());}\r
-\r
-       BYTE* data() { return bmp_data_;}\r
-       const BYTE* data() const { return bmp_data_;}\r
-\r
-private:\r
-       BYTE* bmp_data_;        \r
-       std::shared_ptr<void> hdc_;\r
-       std::shared_ptr<void> bmp_;\r
-};\r
-\r
-struct template_host\r
-{\r
-       std::string video_mode;\r
-       std::string     filename;\r
-       size_t          width;\r
-       size_t          height;\r
-};\r
-\r
-template_host get_template_host(const core::video_format_desc& desc)\r
-{\r
-       try\r
-       {\r
-               std::vector<template_host> template_hosts;\r
-               BOOST_FOREACH(auto& xml_mapping, env::properties().get_child("configuration.template-hosts"))\r
-               {\r
-                       try\r
-                       {\r
-                               template_host template_host;\r
-                               template_host.video_mode                = xml_mapping.second.get("video-mode", "");\r
-                               template_host.filename                  = xml_mapping.second.get("filename",    "cg.fth");\r
-                               template_host.width                             = xml_mapping.second.get("width",               desc.width);\r
-                               template_host.height                    = xml_mapping.second.get("height",              desc.height);\r
-                               template_hosts.push_back(template_host);\r
-                       }\r
-                       catch(...){}\r
-               }\r
-\r
-               auto template_host_it = boost::find_if(template_hosts, [&](template_host template_host){return template_host.video_mode == desc.name;});\r
-               if(template_host_it == template_hosts.end())\r
-                       template_host_it = boost::find_if(template_hosts, [&](template_host template_host){return template_host.video_mode == "";});\r
-\r
-               if(template_host_it != template_hosts.end())\r
-                       return *template_host_it;\r
-       }\r
-       catch(...){}\r
-               \r
-       template_host template_host;\r
-       template_host.filename = "cg.fth";\r
-\r
-       for(auto it = boost::filesystem2::directory_iterator(env::template_folder()); it != boost::filesystem2::directory_iterator(); ++it)\r
-       {\r
-               if(iequals(it->path().extension(), "." + desc.name))\r
-               {\r
-                       template_host.filename = it->filename();\r
-                       break;\r
-               }\r
-       }\r
-\r
-       template_host.width =  desc.square_width;\r
-       template_host.height = desc.square_height;\r
-       return template_host;\r
-}\r
-\r
-class flash_renderer\r
-{      \r
-       const std::string filename_;\r
-\r
-       const std::shared_ptr<core::frame_factory> frame_factory_;\r
-       \r
-       CComObject<caspar::flash::FlashAxContainer>* ax_;\r
-       safe_ptr<core::basic_frame> head_;\r
-       bitmap bmp_;\r
-       \r
-       safe_ptr<diagnostics::graph> graph_;\r
-       boost::timer frame_timer_;\r
-       boost::timer tick_timer_;\r
-\r
-       high_prec_timer timer_;\r
-\r
-       const size_t width_;\r
-       const size_t height_;\r
-       \r
-public:\r
-       flash_renderer(const safe_ptr<diagnostics::graph>& graph, const std::shared_ptr<core::frame_factory>& frame_factory, const std::string& filename, int width, int height) \r
-               : graph_(graph)\r
-               , filename_(filename)\r
-               , frame_factory_(frame_factory)\r
-               , ax_(nullptr)\r
-               , head_(core::basic_frame::empty())\r
-               , bmp_(width, height)\r
-               , width_(width)\r
-               , height_(height)\r
-       {               \r
-               graph_->add_guide("frame-time", 0.5f);\r
-               graph_->set_color("frame-time", diagnostics::color(0.1f, 1.0f, 0.1f));\r
-               graph_->add_guide("tick-time", 0.5);\r
-               graph_->set_color("tick-time", diagnostics::color(0.0f, 0.6f, 0.9f));\r
-               graph_->set_color("param", diagnostics::color(1.0f, 0.5f, 0.0f));       \r
-               graph_->set_color("skip-sync", diagnostics::color(0.8f, 0.3f, 0.2f));                   \r
-               \r
-               if(FAILED(CComObject<caspar::flash::FlashAxContainer>::CreateInstance(&ax_)))\r
-                       BOOST_THROW_EXCEPTION(caspar_exception() << msg_info(print() + " Failed to create FlashAxContainer"));\r
-               \r
-               ax_->set_print([this]{return L"flash_renderer";});\r
-\r
-               if(FAILED(ax_->CreateAxControl()))\r
-                       BOOST_THROW_EXCEPTION(caspar_exception() << msg_info(print() + " Failed to Create FlashAxControl"));\r
-               \r
-               CComPtr<IShockwaveFlash> spFlash;\r
-               if(FAILED(ax_->QueryControl(&spFlash)))\r
-                       BOOST_THROW_EXCEPTION(caspar_exception() << msg_info(print() + " Failed to Query FlashAxControl"));\r
-                                                                                               \r
-               if(FAILED(spFlash->put_Playing(true)) )\r
-                       BOOST_THROW_EXCEPTION(caspar_exception() << msg_info(print() + " Failed to start playing Flash"));\r
-\r
-               if(FAILED(spFlash->put_Movie(CComBSTR(u16(filename).c_str()))))\r
-                       BOOST_THROW_EXCEPTION(caspar_exception() << msg_info(print() + " Failed to Load Template Host"));\r
-                                                                               \r
-               if(FAILED(spFlash->put_ScaleMode(2)))  //Exact fit. Scale without respect to the aspect ratio.\r
-                       BOOST_THROW_EXCEPTION(caspar_exception() << msg_info(print() + " Failed to Set Scale Mode"));\r
-                                               \r
-               ax_->SetSize(width_, height_);          \r
-       \r
-               CASPAR_LOG(info) << print() << " Successfully initialized with template-host: " << filename << " width: " << width_ << " height: " << height_ << ".";\r
-       }\r
-\r
-       ~flash_renderer()\r
-       {               \r
-               if(ax_)\r
-               {\r
-                       ax_->DestroyAxControl();\r
-                       ax_->Release();\r
-               }\r
-               CASPAR_LOG(info) << print() << " Uninitialized.";\r
-       }\r
-       \r
-       std::string call(const std::string& param)\r
-       {               \r
-               std::wstring result;\r
-\r
-               if(!ax_->FlashCall(u16(param), result))\r
-                       CASPAR_LOG(warning) << print() << " Flash call failed:" << param;//BOOST_THROW_EXCEPTION(invalid_operation() << msg_info("Flash function call failed.") << arg_name_info("param") << arg_value_info((param)));\r
-               graph_->add_tag("param");\r
-\r
-               return u8(result);\r
-       }\r
-       \r
-       safe_ptr<core::basic_frame> render_frame(bool has_underflow)\r
-       {\r
-               float frame_time = 1.0f/ax_->GetFPS();\r
-\r
-               graph_->update_value("tick-time", static_cast<float>(tick_timer_.elapsed()/frame_time)*0.5f);\r
-               tick_timer_.restart();\r
-\r
-               if(ax_->IsEmpty())\r
-                       return core::basic_frame::empty();              \r
-               \r
-               if(!has_underflow)                      \r
-                       timer_.tick(frame_time); // This will block the thread.\r
-               else\r
-                       graph_->add_tag("skip-sync");\r
-                       \r
-               frame_timer_.restart();\r
-\r
-               ax_->Tick();\r
-               if(ax_->InvalidRect())\r
-               {                       \r
-                       fast_memclr(bmp_.data(), width_*height_*4);\r
-                       ax_->DrawControl(bmp_);\r
-               \r
-                       core::pixel_format_desc desc;\r
-                       desc.pix_fmt = core::pixel_format::bgra;\r
-                       desc.planes.push_back(core::pixel_format_desc::plane(width_, height_, 4));\r
-                       auto frame = frame_factory_->create_frame(this, desc);\r
-\r
-                       fast_memcpy(frame->image_data().begin(), bmp_.data(), width_*height_*4);\r
-                       frame->commit();\r
-                       head_ = frame;\r
-               }               \r
-                               \r
-               graph_->update_value("frame-time", static_cast<float>(frame_timer_.elapsed()/frame_time)*0.5f);\r
-               return head_;\r
-       }\r
-\r
-       bool is_empty() const\r
-       {\r
-               return ax_->IsEmpty();\r
-       }\r
-\r
-       double fps() const\r
-       {\r
-               return ax_->GetFPS();   \r
-       }\r
-       \r
-       std::string print()\r
-       {\r
-               return "flash[" + boost::filesystem::path(filename_).filename() + "]";          \r
-       }\r
-};\r
-\r
-struct flash_producer : public core::frame_producer\r
-{      \r
-       const std::string filename_;    \r
-       const safe_ptr<core::frame_factory> frame_factory_;\r
-\r
-       tbb::atomic<int> fps_;\r
-\r
-       safe_ptr<diagnostics::graph> graph_;\r
-\r
-       tbb::concurrent_bounded_queue<safe_ptr<core::basic_frame>> frame_buffer_;\r
-\r
-       mutable tbb::spin_mutex         last_frame_mutex_;\r
-       safe_ptr<core::basic_frame>     last_frame_;\r
-                               \r
-       com_context<flash_renderer> context_;   \r
-\r
-       int width_;\r
-       int height_;\r
-public:\r
-       flash_producer(const safe_ptr<core::frame_factory>& frame_factory, const std::string& filename, size_t width, size_t height) \r
-               : filename_(filename)           \r
-               , frame_factory_(frame_factory)\r
-               , context_("flash_producer")\r
-               , last_frame_(core::basic_frame::empty())\r
-               , width_(width > 0 ? width : frame_factory->get_video_format_desc().width)\r
-               , height_(height > 0 ? height : frame_factory->get_video_format_desc().height)\r
-       {       \r
-               if(!boost::filesystem::exists(filename))\r
-                       BOOST_THROW_EXCEPTION(file_not_found() << boost::errinfo_file_name(filename));  \r
-\r
-               fps_ = 0;\r
-\r
-               graph_->set_color("output-buffer-count", diagnostics::color(1.0f, 1.0f, 0.0f));          \r
-               graph_->set_color("underflow", diagnostics::color(0.6f, 0.3f, 0.9f));   \r
-               graph_->set_text(print());\r
-               diagnostics::register_graph(graph_);\r
-               \r
-               frame_buffer_.set_capacity(frame_factory_->get_video_format_desc().fps > 30.0 ? 2 : 1);\r
-\r
-               initialize();                           \r
-       }\r
-\r
-       ~flash_producer()\r
-       {\r
-               frame_buffer_.clear();\r
-       }\r
-\r
-       // frame_producer\r
-               \r
-       virtual safe_ptr<core::basic_frame> receive(int) override\r
-       {                               \r
-               graph_->set_value("output-buffer-count", static_cast<float>(frame_buffer_.size())/static_cast<float>(frame_buffer_.capacity()));\r
-\r
-               auto frame = core::basic_frame::late();\r
-               if(!frame_buffer_.try_pop(frame) && context_)\r
-                       graph_->add_tag("underflow");\r
-\r
-               return frame;\r
-       }\r
-\r
-       virtual safe_ptr<core::basic_frame> last_frame() const override\r
-       {\r
-               tbb::spin_mutex::scoped_lock lock(last_frame_mutex_);\r
-               return last_frame_;\r
-       }               \r
-       \r
-       virtual boost::unique_future<std::string> call(const std::string& param) override\r
-       {       \r
-               return context_.begin_invoke([=]() -> std::string\r
-               {\r
-                       if(!context_)\r
-                               initialize();\r
-\r
-                       try\r
-                       {\r
-                               return context_->call(param);   \r
-\r
-                               //const auto& format_desc = frame_factory_->get_video_format_desc();\r
-                               //if(abs(context_->fps() - format_desc.fps) > 0.01 && abs(context_->fps()/2.0 - format_desc.fps) > 0.01)\r
-                               //      CASPAR_LOG(warning) << print() << " Invalid frame-rate: " << context_->fps() << ". Should be either " << format_desc.fps << " or " << format_desc.fps*2.0 << ".";\r
-                       }\r
-                       catch(...)\r
-                       {\r
-                               CASPAR_LOG_CURRENT_EXCEPTION();\r
-                               context_.reset(nullptr);\r
-                               frame_buffer_.push(core::basic_frame::empty());\r
-                       }\r
-\r
-                       return "";\r
-               });\r
-       }\r
-               \r
-       virtual std::string print() const override\r
-       { \r
-               return "flash[" + boost::filesystem::path(filename_).filename() + "|" + boost::lexical_cast<std::string>(fps_) + "]";           \r
-       }       \r
-\r
-       virtual boost::property_tree::ptree info() const override\r
-       {\r
-               boost::property_tree::ptree info;\r
-               info.add("type", "flash-producer");\r
-               return info;\r
-       }\r
-\r
-       // flash_producer\r
-\r
-       void initialize()\r
-       {\r
-               context_.reset([&]{return new flash_renderer(safe_ptr<diagnostics::graph>(graph_), frame_factory_, filename_, width_, height_);});\r
-               while(frame_buffer_.try_push(core::basic_frame::empty())){}             \r
-               render(context_.get());\r
-       }\r
-\r
-       safe_ptr<core::basic_frame> render_frame()\r
-       {\r
-               auto frame = context_->render_frame(frame_buffer_.size() < frame_buffer_.capacity());           \r
-               tbb::spin_mutex::scoped_lock lock(last_frame_mutex_);\r
-               last_frame_ = make_safe<core::basic_frame>(frame);\r
-               return frame;\r
-       }\r
-\r
-       void render(const flash_renderer* renderer)\r
-       {               \r
-               context_.begin_invoke([=]\r
-               {\r
-                       if(context_.get() != renderer) // Since initialize will start a new recursive call make sure the recursive calls are only for a specific instance.\r
-                               return;\r
-\r
-                       try\r
-                       {               \r
-                               const auto& format_desc = frame_factory_->get_video_format_desc();\r
-\r
-                               if(abs(context_->fps()/2.0 - format_desc.fps) < 2.0) // flash == 2 * format -> interlace\r
-                               {\r
-                                       auto frame1 = render_frame();\r
-                                       auto frame2 = render_frame();\r
-                                       frame_buffer_.push(core::basic_frame::interlace(frame1, frame2, format_desc.field_mode));\r
-                               }\r
-                               else if(abs(context_->fps()- format_desc.fps/2.0) < 2.0) // format == 2 * flash -> duplicate\r
-                               {\r
-                                       auto frame = render_frame();\r
-                                       frame_buffer_.push(frame);\r
-                                       frame_buffer_.push(frame);\r
-                               }\r
-                               else //if(abs(renderer_->fps() - format_desc_.fps) < 0.1) // format == flash -> simple\r
-                               {\r
-                                       auto frame = render_frame();\r
-                                       frame_buffer_.push(frame);\r
-                               }\r
-\r
-                               if(context_->is_empty())\r
-                               {\r
-                                       context_.reset(nullptr);\r
-                                       return;\r
-                               }\r
-\r
-                               graph_->set_value("output-buffer-count", static_cast<float>(frame_buffer_.size())/static_cast<float>(frame_buffer_.capacity()));        \r
-                               fps_.fetch_and_store(static_cast<int>(context_->fps()*100.0));                          \r
-                               graph_->set_text(print());\r
-\r
-                               render(renderer);\r
-                       }\r
-                       catch(...)\r
-                       {\r
-                               CASPAR_LOG_CURRENT_EXCEPTION();\r
-                               context_.reset(nullptr);\r
-                               frame_buffer_.push(core::basic_frame::empty());\r
-                       }\r
-               });\r
-       }\r
-};\r
-\r
-safe_ptr<core::frame_producer> create_producer(const safe_ptr<core::frame_factory>& frame_factory, const std::vector<std::string>& params)\r
-{\r
-       auto template_host = get_template_host(frame_factory->get_video_format_desc());\r
-       \r
-       return create_producer_destroy_proxy(make_safe<flash_producer>(frame_factory, env::template_folder() + "\\" + template_host.filename, template_host.width, template_host.height));\r
-}\r
-\r
-std::string find_template(const std::string& template_name)\r
-{\r
-       if(boost::filesystem::exists(template_name + ".ft")) \r
-               return template_name + ".ft";\r
-       \r
-       if(boost::filesystem::exists(template_name + ".ct"))\r
-               return template_name + ".ct";\r
-       \r
-       if(boost::filesystem::exists(template_name + ".swf"))\r
-               return template_name + ".swf";\r
-\r
-       return "";\r
-}\r
-\r
+/*
+* Copyright (c) 2011 Sveriges Television AB <info@casparcg.com>
+*
+* This file is part of CasparCG (www.casparcg.com).
+*
+* CasparCG is free software: you can redistribute it and/or modify
+* it under the terms of the GNU General Public License as published by
+* the Free Software Foundation, either version 3 of the License, or
+* (at your option) any later version.
+*
+* CasparCG is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+* GNU General Public License for more details.
+*
+* You should have received a copy of the GNU General Public License
+* along with CasparCG. If not, see <http://www.gnu.org/licenses/>.
+*
+* Author: Robert Nagy, ronag89@gmail.com
+*/
+
+#include "../stdafx.h"
+
+#if defined(_MSC_VER)
+#pragma warning (disable : 4146)
+#pragma warning (disable : 4244)
+#endif
+
+#include "flash_producer.h"
+#include "FlashAxContainer.h"
+
+#include "../util/swf.h"
+
+#include <core/video_format.h>
+
+#include <core/frame/frame.h>
+#include <core/frame/draw_frame.h>
+#include <core/frame/frame_factory.h>
+#include <core/frame/pixel_format.h>
+#include <core/frame/audio_channel_layout.h>
+#include <core/producer/frame_producer.h>
+#include <core/monitor/monitor.h>
+#include <core/help/help_repository.h>
+#include <core/help/help_sink.h>
+
+#include <common/env.h>
+#include <common/executor.h>
+#include <common/lock.h>
+#include <common/diagnostics/graph.h>
+#include <common/prec_timer.h>
+#include <common/array.h>
+#include <common/memset.h>
+#include <common/memcpy.h>
+
+#include <boost/filesystem.hpp>
+#include <boost/property_tree/ptree.hpp>
+#include <boost/thread.hpp>
+#include <boost/timer.hpp>
+#include <boost/algorithm/string.hpp>
+
+#include <tbb/spin_mutex.h>
+
+#include <functional>
+
+namespace caspar { namespace flash {
+               
+class bitmap
+{
+public:
+       bitmap(int width, int height)
+               : bmp_data_(nullptr)
+               , hdc_(CreateCompatibleDC(0), DeleteDC)
+       {       
+               BITMAPINFO info;
+               memset(&info, 0, sizeof(BITMAPINFO));
+               info.bmiHeader.biBitCount = 32;
+               info.bmiHeader.biCompression = BI_RGB;
+               info.bmiHeader.biHeight = static_cast<LONG>(-height);
+               info.bmiHeader.biPlanes = 1;
+               info.bmiHeader.biSize = sizeof(BITMAPINFO);
+               info.bmiHeader.biWidth = static_cast<LONG>(width);
+
+               bmp_.reset(CreateDIBSection(static_cast<HDC>(hdc_.get()), &info, DIB_RGB_COLORS, reinterpret_cast<void**>(&bmp_data_), 0, 0), DeleteObject);
+               SelectObject(static_cast<HDC>(hdc_.get()), bmp_.get()); 
+
+               if(!bmp_data_)
+                       CASPAR_THROW_EXCEPTION(bad_alloc());
+       }
+
+       operator HDC() {return static_cast<HDC>(hdc_.get());}
+
+       BYTE* data() { return bmp_data_;}
+       const BYTE* data() const { return bmp_data_;}
+
+private:
+       BYTE* bmp_data_;        
+       std::shared_ptr<void> hdc_;
+       std::shared_ptr<void> bmp_;
+};
+
+struct template_host
+{
+       std::wstring  video_mode;
+       std::wstring  filename;
+       int                       width;
+       int                       height;
+};
+
+template_host get_template_host(const core::video_format_desc& desc)
+{
+       try
+       {
+               std::vector<template_host> template_hosts;
+               auto template_hosts_element = env::properties().get_child_optional(
+                       L"configuration.template-hosts");
+
+               if (template_hosts_element)
+               {
+                       for (auto& xml_mapping : *template_hosts_element)
+                       {
+                               try
+                               {
+                                       template_host template_host;
+                                       template_host.video_mode                = xml_mapping.second.get(L"video-mode", L"");
+                                       template_host.filename                  = xml_mapping.second.get(L"filename",   L"cg.fth");
+                                       template_host.width                             = xml_mapping.second.get(L"width",              desc.width);
+                                       template_host.height                    = xml_mapping.second.get(L"height",             desc.height);
+                                       template_hosts.push_back(template_host);
+                               }
+                               catch(...){}
+                       }
+               }
+
+               auto template_host_it = boost::find_if(template_hosts, [&](template_host template_host){return template_host.video_mode == desc.name;});
+               if(template_host_it == template_hosts.end())
+                       template_host_it = boost::find_if(template_hosts, [&](template_host template_host){return template_host.video_mode == L"";});
+
+               if(template_host_it != template_hosts.end())
+                       return *template_host_it;
+       }
+       catch(...){}
+               
+       template_host template_host;
+       template_host.filename = L"cg.fth";
+
+       for(auto it = boost::filesystem::directory_iterator(env::template_folder()); it != boost::filesystem::directory_iterator(); ++it)
+       {
+               if(boost::iequals(it->path().extension().wstring(), L"." + desc.name))
+               {
+                       template_host.filename = it->path().filename().wstring();
+                       break;
+               }
+       }
+
+       template_host.width =  desc.square_width;
+       template_host.height = desc.square_height;
+       return template_host;
+}
+
+boost::mutex& get_global_init_destruct_mutex()
+{
+       static boost::mutex m;
+
+       return m;
+}
+
+class flash_renderer
+{      
+       struct com_init
+       {
+               HRESULT result_ = CoInitialize(nullptr);
+
+               com_init()
+               {
+                       if(FAILED(result_))
+                               CASPAR_THROW_EXCEPTION(caspar_exception() << msg_info("Failed to initialize com-context for flash-player"));
+               }
+
+               ~com_init()
+               {
+                       if(SUCCEEDED(result_))
+                               ::CoUninitialize();
+               }
+       } com_init_;
+
+       core::monitor::subject&                                                 monitor_subject_;
+
+       const std::wstring                                                              filename_;
+       const int                                                                               width_;
+       const int                                                                               height_;
+
+       const std::shared_ptr<core::frame_factory>              frame_factory_;
+       
+       CComObject<caspar::flash::FlashAxContainer>*    ax_                                     = nullptr;
+       core::draw_frame                                                                head_                           = core::draw_frame::late();
+       bitmap                                                                                  bmp_                            { width_, height_ };
+       prec_timer                                                                              timer_;
+       caspar::timer                                                                   tick_timer_;
+       
+       spl::shared_ptr<diagnostics::graph>                             graph_;
+       
+public:
+       flash_renderer(core::monitor::subject& monitor_subject, const spl::shared_ptr<diagnostics::graph>& graph, const std::shared_ptr<core::frame_factory>& frame_factory, const std::wstring& filename, int width, int height) 
+               : monitor_subject_(monitor_subject)
+               , graph_(graph)
+               , filename_(filename)
+               , width_(width)
+               , height_(height)
+               , frame_factory_(frame_factory)
+               , bmp_(width, height)
+       {               
+               graph_->set_color("frame-time", diagnostics::color(0.1f, 1.0f, 0.1f));
+               graph_->set_color("tick-time", diagnostics::color(0.0f, 0.6f, 0.9f));
+               graph_->set_color("param", diagnostics::color(1.0f, 0.5f, 0.0f));
+               
+               if(FAILED(CComObject<caspar::flash::FlashAxContainer>::CreateInstance(&ax_)))
+                       CASPAR_THROW_EXCEPTION(caspar_exception() << msg_info(print() + L" Failed to create FlashAxContainer"));
+               
+               if(FAILED(ax_->CreateAxControl()))
+                       CASPAR_THROW_EXCEPTION(caspar_exception() << msg_info(print() + L" Failed to Create FlashAxControl"));
+
+               ax_->set_print([this]{return print(); });
+
+               CComPtr<IShockwaveFlash> spFlash;
+               if(FAILED(ax_->QueryControl(&spFlash)))
+                       CASPAR_THROW_EXCEPTION(caspar_exception() << msg_info(print() + L" Failed to Query FlashAxControl"));
+                                                                                               
+               if(FAILED(spFlash->put_Playing(true)) )
+                       CASPAR_THROW_EXCEPTION(caspar_exception() << msg_info(print() + L" Failed to start playing Flash"));
+
+               // Concurrent initialization of two template hosts causes a
+               // SecurityException later when CG ADD is performed. Initialization is
+               // therefore serialized via a global mutex.
+               lock(get_global_init_destruct_mutex(), [&]
+               {
+                       if (FAILED(spFlash->put_Movie(CComBSTR(filename.c_str()))))
+                               CASPAR_THROW_EXCEPTION(caspar_exception() << msg_info(print() + L" Failed to Load Template Host"));
+               });
+                                                                               
+               if(FAILED(spFlash->put_ScaleMode(2)))  //Exact fit. Scale without respect to the aspect ratio.
+                       CASPAR_THROW_EXCEPTION(caspar_exception() << msg_info(print() + L" Failed to Set Scale Mode"));
+                                               
+               ax_->SetSize(width_, height_);
+               render_frame(0.0);
+
+               CASPAR_LOG(info) << print() << L" Initialized.";
+       }
+
+       ~flash_renderer()
+       {               
+               if(ax_)
+               {
+                       ax_->DestroyAxControl();
+                       ax_->Release();
+               }
+               graph_->set_value("tick-time", 0.0f);
+               graph_->set_value("frame-time", 0.0f);
+               CASPAR_LOG(info) << print() << L" Uninitialized.";
+       }
+       
+       std::wstring call(const std::wstring& param)
+       {               
+               std::wstring result;
+
+               CASPAR_LOG(debug) << print() << " Call: " << param;
+
+               if(!ax_->FlashCall(param, result))
+                       CASPAR_LOG(warning) << print() << L" Flash call failed:" << param;//CASPAR_THROW_EXCEPTION(invalid_operation() << msg_info("Flash function call failed.") << arg_name_info("param") << arg_value_info(narrow(param)));
+
+               if (boost::starts_with(result, L"<exception>"))
+                       CASPAR_LOG(warning) << print() << L" Flash call failed:" << result;
+
+               graph_->set_tag(diagnostics::tag_severity::INFO, "param");
+
+               return result;
+       }
+       
+       core::draw_frame render_frame(double sync)
+       {                       
+               const float frame_time = 1.0f/fps();
+
+               if (!ax_->IsReadyToRender())
+                       return head_;
+
+               if (is_empty())
+                       return core::draw_frame::empty();
+
+               if (sync > 0.00001)
+                       timer_.tick(frame_time*sync); // This will block the thread.
+
+               graph_->set_value("tick-time", static_cast<float>(tick_timer_.elapsed() / frame_time) * 0.5f);
+               tick_timer_.restart();
+               boost::timer frame_timer;
+               ax_->Tick();
+
+               if (ax_->InvalidRect())
+               {                       
+                       core::pixel_format_desc desc = core::pixel_format::bgra;
+                       desc.planes.push_back(core::pixel_format_desc::plane(width_, height_, 4));
+                       auto frame = frame_factory_->create_frame(this, desc, core::audio_channel_layout::invalid());
+
+                       fast_memset(bmp_.data(), 0, width_ * height_ * 4);
+                       ax_->DrawControl(bmp_);
+               
+                       fast_memcpy(frame.image_data(0).begin(), bmp_.data(), width_*height_*4);
+                       head_ = core::draw_frame(std::move(frame));     
+               }               
+
+               MSG msg;
+               while (PeekMessage(&msg, NULL, NULL, NULL, PM_REMOVE)) // DO NOT REMOVE THE MESSAGE DISPATCH LOOP. Without this some stuff doesn't work!  
+               {
+                       if (msg.message == WM_TIMER && msg.wParam == 3 && msg.lParam == 0) // We tick this inside FlashAxContainer
+                               continue;
+
+                       TranslateMessage(&msg);
+                       DispatchMessage(&msg);
+               }
+
+               graph_->set_value("frame-time", static_cast<float>(frame_timer.elapsed()/frame_time)*0.5f);
+               monitor_subject_ << core::monitor::message("/renderer/profiler/time") % frame_timer.elapsed() % frame_time;
+               return head_;
+       }
+       
+       bool is_empty() const
+       {
+               return ax_->IsEmpty();
+       }
+
+       double fps() const
+       {
+               return ax_->GetFPS();   
+       }
+       
+       std::wstring print()
+       {
+               return L"flash-player[" + boost::filesystem::path(filename_).filename().wstring()
+                                 + L"|" + boost::lexical_cast<std::wstring>(width_)
+                                 + L"x" + boost::lexical_cast<std::wstring>(height_)
+                                 + L"]";               
+       }
+};
+
+struct flash_producer : public core::frame_producer_base
+{      
+       core::monitor::subject                                                  monitor_subject_;
+       const std::wstring                                                              filename_;      
+       const spl::shared_ptr<core::frame_factory>              frame_factory_;
+       const core::video_format_desc                                   format_desc_;
+       const int                                                                               width_;
+       const int                                                                               height_;
+       core::constraints                                                               constraints_            { static_cast<double>(width_), static_cast<double>(height_) };
+       const int                                                                               buffer_size_            = env::properties().get(L"configuration.flash.buffer-depth", format_desc_.fps > 30.0 ? 4 : 2);
+
+       tbb::atomic<int>                                                                fps_;
+
+       spl::shared_ptr<diagnostics::graph>                             graph_;
+
+       std::queue<core::draw_frame>                                    frame_buffer_;
+       tbb::concurrent_bounded_queue<core::draw_frame> output_buffer_;
+
+       core::draw_frame                                                                last_frame_                     = core::draw_frame::empty();
+                               
+       std::unique_ptr<flash_renderer>                                 renderer_;
+       tbb::atomic<bool>                                                               has_renderer_;
+
+       executor                                                                                executor_                       = L"flash_producer";
+public:
+       flash_producer(const spl::shared_ptr<core::frame_factory>& frame_factory, const core::video_format_desc& format_desc, const std::wstring& filename, int width, int height) 
+               : filename_(filename)           
+               , frame_factory_(frame_factory)
+               , format_desc_(format_desc)
+               , width_(width > 0 ? width : format_desc.width)
+               , height_(height > 0 ? height : format_desc.height)
+       {       
+               fps_ = 0;
+        
+               graph_->set_color("buffered", diagnostics::color(1.0f, 1.0f, 0.0f));
+               graph_->set_color("late-frame", diagnostics::color(0.6f, 0.3f, 0.9f));
+               graph_->set_text(print());
+               diagnostics::register_graph(graph_);
+
+               has_renderer_ = false;
+
+               CASPAR_LOG(info) << print() << L" Initialized";
+       }
+
+       ~flash_producer()
+       {
+               executor_.invoke([this]
+               {
+                       renderer_.reset();
+               }, task_priority::high_priority);
+       }
+
+       // frame_producer
+       
+       void log_buffered()
+       {
+               double buffered = output_buffer_.size();
+               auto ratio = buffered / buffer_size_;
+               graph_->set_value("buffered", ratio);
+       }
+
+       core::draw_frame receive_impl() override
+       {                                       
+               auto frame = last_frame_;
+
+               double buffered = output_buffer_.size();
+               auto ratio = buffered / buffer_size_;
+               graph_->set_value("buffered", ratio);
+               
+               if (output_buffer_.try_pop(frame))
+                       last_frame_ = frame;
+               else            
+                       graph_->set_tag(diagnostics::tag_severity::WARNING, "late-frame");
+
+               fill_buffer();
+                               
+               monitor_subject_ << core::monitor::message("/host/path")        % filename_
+                                               << core::monitor::message("/host/width")        % width_
+                                               << core::monitor::message("/host/height")       % height_
+                                               << core::monitor::message("/host/fps")          % fps_
+                                               << core::monitor::message("/buffer")            % output_buffer_.size() % buffer_size_;
+
+               return frame;
+       }
+
+       core::constraints& pixel_constraints() override
+       {
+               return constraints_;
+       }
+               
+       std::future<std::wstring> call(const std::vector<std::wstring>& params) override
+       {
+               auto param = boost::algorithm::join(params, L" ");
+
+               if (param == L"?")
+                       return make_ready_future(std::wstring(has_renderer_ ? L"1" : L"0"));
+
+               return executor_.begin_invoke([this, param]() -> std::wstring
+               {                       
+                       try
+                       {
+                               bool initialize_renderer = !renderer_;
+
+                               if (initialize_renderer)
+                               {
+                                       renderer_.reset(new flash_renderer(monitor_subject_, graph_, frame_factory_, filename_, width_, height_));
+
+                                       has_renderer_ = true;
+                               }
+
+                               std::wstring result = param == L"start_rendering"
+                                               ? L"" : renderer_->call(param);
+
+                               if (initialize_renderer)
+                               {
+                                       do_fill_buffer(true);
+                               }
+
+                               return result;  
+                       }
+                       catch(...)
+                       {
+                               CASPAR_LOG_CURRENT_EXCEPTION();
+                               renderer_.reset(nullptr);
+                               has_renderer_ = false;
+                       }
+
+                       return L"";
+               }, task_priority::high_priority);
+       }
+               
+       std::wstring print() const override
+       { 
+               return L"flash[" + boost::filesystem::path(filename_).wstring() + L"|" + boost::lexical_cast<std::wstring>(fps_) + L"]";                
+       }       
+
+       std::wstring name() const override
+       {
+               return L"flash";
+       }
+
+       boost::property_tree::wptree info() const override
+       {
+               boost::property_tree::wptree info;
+               info.add(L"type", L"flash");
+               return info;
+       }
+
+       core::monitor::subject& monitor_output()
+       {
+               return monitor_subject_;
+       }
+
+       // flash_producer
+       
+       void fill_buffer()
+       {
+               if (executor_.size() > 0)
+                       return;
+
+               executor_.begin_invoke([this]
+               {
+                       do_fill_buffer(false);
+               });
+       }
+
+       void do_fill_buffer(bool initial_buffer_fill)
+       {
+               int nothing_rendered = 0;
+               const int MAX_NOTHING_RENDERED_RETRIES = 4;
+
+               auto to_render = buffer_size_ - output_buffer_.size();
+               bool allow_faster_rendering = !initial_buffer_fill;
+               int rendered = 0;
+
+               while (rendered < to_render)
+               {
+                       bool was_rendered = next(allow_faster_rendering);
+                       log_buffered();
+
+                       if (was_rendered)
+                       {
+                               ++rendered;
+                       }
+                       else
+                       {
+                               if (nothing_rendered++ < MAX_NOTHING_RENDERED_RETRIES)
+                               {
+                                       // Flash player not ready with first frame, sleep to not busy-loop;
+                                       boost::this_thread::sleep(boost::posix_time::milliseconds(10));
+                                       boost::this_thread::yield();
+                               }
+                               else
+                                       return;
+                       }
+
+                       executor_.yield(task_priority::high_priority);
+               }
+       }
+
+       bool next(bool allow_faster_rendering)
+       {
+               if (!renderer_)
+                       frame_buffer_.push(core::draw_frame::empty());
+
+               if (frame_buffer_.empty())
+               {
+                       if (abs(renderer_->fps() / 2.0 - format_desc_.fps) < 2.0) // flash == 2 * format -> interlace
+                       {
+                               auto frame1 = render_frame(allow_faster_rendering);
+
+                               if (frame1 != core::draw_frame::late())
+                               {
+                                       auto frame2 = render_frame(allow_faster_rendering);
+                                       frame_buffer_.push(core::draw_frame::interlace(frame1, frame2, format_desc_.field_mode));
+                               }
+                       }
+                       else if (abs(renderer_->fps() - format_desc_.fps / 2.0) < 2.0) // format == 2 * flash -> duplicate
+                       {
+                               auto frame = render_frame(allow_faster_rendering);
+
+                               if (frame != core::draw_frame::late())
+                               {
+                                       frame_buffer_.push(frame);
+                                       frame_buffer_.push(frame);
+                               }
+                       }
+                       else //if(abs(renderer_->fps() - format_desc_.fps) < 0.1) // format == flash -> simple
+                       {
+                               auto frame = render_frame(allow_faster_rendering);
+
+                               if (frame != core::draw_frame::late())
+                                       frame_buffer_.push(frame);
+                       }
+
+                       fps_.fetch_and_store(static_cast<int>(renderer_->fps()*100.0));
+                       graph_->set_text(print());
+
+                       if (renderer_->is_empty())
+                       {
+                               renderer_.reset();
+                               has_renderer_ = false;
+                       }
+               }
+
+               if (frame_buffer_.empty())
+               {
+                       return false;
+               }
+               else
+               {
+                       output_buffer_.push(std::move(frame_buffer_.front()));
+                       frame_buffer_.pop();
+                       return true;
+               }
+       }
+
+       core::draw_frame render_frame(bool allow_faster_rendering)
+       {
+               double sync;
+
+               if (allow_faster_rendering)
+               {
+                       double ratio = std::min(
+                                       1.0,
+                                       static_cast<double>(output_buffer_.size())
+                                                       / static_cast<double>(std::max(1, buffer_size_ - 1)));
+                       sync = 2 * ratio - ratio * ratio;
+               }
+               else
+               {
+                       sync = 1.0;
+               }
+
+               return renderer_->render_frame(sync);
+       }
+};
+
+spl::shared_ptr<core::frame_producer> create_producer(const core::frame_producer_dependencies& dependencies, const std::vector<std::wstring>& params)
+{
+       auto template_host = get_template_host(dependencies.format_desc);
+       
+       auto filename = env::template_folder() + L"\\" + template_host.filename;
+       
+       if(!boost::filesystem::exists(filename))
+               CASPAR_THROW_EXCEPTION(file_not_found() << msg_info(L"Could not open flash movie " + filename));        
+
+       return create_destroy_proxy(spl::make_shared<flash_producer>(dependencies.frame_factory, dependencies.format_desc, filename, template_host.width, template_host.height));
+}
+
+void describe_swf_producer(core::help_sink& sink, const core::help_repository& repo)
+{
+       sink.short_description(L"Plays flash files (.swf files).");
+       sink.syntax(L"[swf_file:string]");
+       sink.para()->text(L"Plays flash files (.swf files). The file should reside under the media folder.");
+       sink.para()->text(L"Examples:");
+       sink.example(L">> PLAY 1-10 folder/swf_file");
+}
+
+spl::shared_ptr<core::frame_producer> create_swf_producer(const core::frame_producer_dependencies& dependencies, const std::vector<std::wstring>& params)
+{
+       auto filename = env::media_folder() + L"\\" + params.at(0) + L".swf";
+
+       if (!boost::filesystem::exists(filename))
+               return core::frame_producer::empty();
+
+       swf_t::header_t header(filename);
+
+       auto producer = spl::make_shared<flash_producer>(
+                       dependencies.frame_factory, dependencies.format_desc, filename, header.frame_width, header.frame_height);
+
+       producer->call({ L"start_rendering" }).get();
+
+       return create_destroy_proxy(producer);
+}
+
+std::wstring find_template(const std::wstring& template_name)
+{
+       if(boost::filesystem::exists(template_name + L".ft")) 
+               return template_name + L".ft";
+       
+       if(boost::filesystem::exists(template_name + L".ct"))
+               return template_name + L".ct";
+       
+       if(boost::filesystem::exists(template_name + L".swf"))
+               return template_name + L".swf";
+
+       return L"";
+}
+
 }}
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