\r
class flash_renderer\r
{ \r
- const std::wstring filename_;\r
+ struct com_init\r
+ {\r
+ HRESULT result_;\r
\r
- const std::shared_ptr<core::frame_factory> frame_factory_;\r
+ com_init()\r
+ : result_(CoInitialize(nullptr))\r
+ {\r
+ if(FAILED(result_))\r
+ BOOST_THROW_EXCEPTION(caspar_exception() << msg_info("Failed to initialize com-context for flash-player"));\r
+ }\r
+\r
+ ~com_init()\r
+ {\r
+ if(SUCCEEDED(result_))\r
+ ::CoUninitialize();\r
+ }\r
+ } com_init_;\r
\r
- CComObject<caspar::flash::FlashAxContainer>* ax_;\r
- safe_ptr<core::basic_frame> head_;\r
- bitmap bmp_;\r
+ const safe_ptr<diagnostics::graph> graph_;\r
+ const size_t width_;\r
+ const size_t height_;\r
+ const std::wstring filename_;\r
+ const std::shared_ptr<core::frame_factory> frame_factory_;\r
\r
- safe_ptr<diagnostics::graph> graph_;\r
- boost::timer frame_timer_;\r
- boost::timer tick_timer_;\r
-\r
- high_prec_timer timer_;\r
+ CComObject<caspar::flash::FlashAxContainer>* ax_;\r
+ safe_ptr<core::basic_frame> head_;\r
+ bitmap bmp_;\r
+ \r
+ boost::timer frame_timer_;\r
+ boost::timer tick_timer_;\r
\r
- const size_t width_;\r
- const size_t height_;\r
+ high_prec_timer timer_;\r
\r
public:\r
flash_renderer(const safe_ptr<diagnostics::graph>& graph, const std::shared_ptr<core::frame_factory>& frame_factory, const std::wstring& filename, int width, int height) \r
: graph_(graph)\r
+ , width_(width)\r
+ , height_(height)\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_->set_color("frame-time", diagnostics::color(0.1f, 1.0f, 0.1f));\r
graph_->set_color("tick-time", diagnostics::color(0.0f, 0.6f, 0.9f));\r
BOOST_THROW_EXCEPTION(caspar_exception() << msg_info(narrow(print()) + " Failed to Set Scale Mode"));\r
\r
ax_->SetSize(width_, height_); \r
+ render_frame(false);\r
\r
CASPAR_LOG(info) << print() << L" Initialized.";\r
}\r
ax_->DestroyAxControl();\r
ax_->Release();\r
}\r
+ graph_->set_value("tick-time", 0.0f);\r
+ graph_->set_value("frame-time", 0.0f);\r
CASPAR_LOG(info) << print() << L" Uninitialized.";\r
}\r
\r
return result;\r
}\r
\r
- safe_ptr<core::basic_frame> render_frame(bool has_underflow)\r
+ safe_ptr<core::basic_frame> render_frame(bool sync)\r
{\r
float frame_time = 1.0f/ax_->GetFPS();\r
\r
if(ax_->IsEmpty())\r
return core::basic_frame::empty(); \r
\r
- if(!has_underflow) \r
+ if(sync) \r
timer_.tick(frame_time); // This will block the thread.\r
else\r
graph_->set_tag("skip-sync");\r
frame->commit();\r
head_ = frame;\r
} \r
- \r
+ \r
graph_->set_value("frame-time", static_cast<float>(frame_timer_.elapsed()/frame_time)*0.5f);\r
return head_;\r
}\r
{ \r
const std::wstring filename_; \r
const safe_ptr<core::frame_factory> frame_factory_;\r
+ const int width_;\r
+ const int height_;\r
+ const int buffer_size_;\r
\r
tbb::atomic<int> fps_;\r
+ tbb::atomic<bool> sync_;\r
\r
- safe_ptr<diagnostics::graph> graph_;\r
-\r
- tbb::concurrent_bounded_queue<safe_ptr<core::basic_frame>> frame_buffer_;\r
+ safe_ptr<diagnostics::graph> graph_;\r
\r
+ std::queue<safe_ptr<core::basic_frame>> frame_buffer_;\r
+ tbb::concurrent_bounded_queue<safe_ptr<core::basic_frame>> output_buffer_;\r
+ \r
mutable tbb::spin_mutex last_frame_mutex_;\r
safe_ptr<core::basic_frame> last_frame_;\r
\r
- int width_;\r
- int height_;\r
-\r
- tbb::atomic<bool> is_running_;\r
std::unique_ptr<flash_renderer> renderer_;\r
\r
executor executor_; \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
+ , buffer_size_(env::properties().get(L"configuration.flash.buffer-depth", frame_factory_->get_video_format_desc().fps > 30.0 ? 3 : 2))\r
, executor_(L"flash_producer")\r
{ \r
+ sync_ = true;\r
fps_ = 0;\r
- is_running_ = true;\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
+ \r
+ graph_->set_color("buffer-size", diagnostics::color(1.0f, 1.0f, 0.0f));\r
+ graph_->set_color("late-frame", diagnostics::color(0.6f, 0.3f, 0.9f));\r
graph_->set_text(print());\r
diagnostics::register_graph(graph_);\r
- \r
- auto flash_buffer = env::properties().get(L"configuration.flash.buffer-depth", frame_factory_->get_video_format_desc().fps > 30.0 ? 2 : 1);\r
- frame_buffer_.set_capacity(flash_buffer);\r
-\r
- executor_.begin_invoke([]\r
- {\r
- ::CoInitialize(nullptr);\r
- }); \r
}\r
\r
~flash_producer()\r
{\r
- is_running_ = false;\r
-\r
- safe_ptr<core::basic_frame> frame;\r
- for(int n = 0; n < 3; ++n)\r
- frame_buffer_.try_pop(frame);\r
-\r
executor_.invoke([this]\r
{\r
renderer_.reset();\r
- ::CoUninitialize();\r
- });\r
+ }, high_priority);\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
+ { \r
auto frame = core::basic_frame::late();\r
- if(!frame_buffer_.try_pop(frame) && renderer_)\r
- graph_->set_tag("underflow");\r
+ \r
+ graph_->set_value("buffer-size", static_cast<float>(output_buffer_.size())/static_cast<float>(buffer_size_));\r
+ sync_ = output_buffer_.size() == buffer_size_;\r
\r
+ if(output_buffer_.try_pop(frame)) \r
+ next();\r
+ else\r
+ graph_->set_tag("late-frame");\r
+ \r
return frame;\r
}\r
\r
\r
virtual boost::unique_future<std::wstring> call(const std::wstring& param) override\r
{ \r
- executor_.begin_invoke([=]()\r
- {\r
- if(!is_running_)\r
- return;\r
-\r
- if(!renderer_)\r
+ return executor_.begin_invoke([this, param]() -> std::wstring\r
+ { \r
+ try\r
{\r
- renderer_.reset(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(renderer_.get());\r
- }\r
- });\r
+ if(!renderer_)\r
+ {\r
+ renderer_.reset(new flash_renderer(graph_, frame_factory_, filename_, width_, height_));\r
\r
- return executor_.begin_invoke([=]() -> std::wstring\r
- {\r
- if(!is_running_)\r
- return L"";\r
- \r
- if(!renderer_)\r
- BOOST_THROW_EXCEPTION(invalid_operation() << msg_info("No renderer"));\r
+ while(output_buffer_.size() < buffer_size_)\r
+ output_buffer_.push(core::basic_frame::empty());\r
+ }\r
\r
- try\r
- {\r
return renderer_->call(param); \r
\r
//const auto& format_desc = frame_factory_->get_video_format_desc();\r
{\r
CASPAR_LOG_CURRENT_EXCEPTION();\r
renderer_.reset(nullptr);\r
- frame_buffer_.push(core::basic_frame::empty());\r
}\r
\r
return L"";\r
\r
// flash_producer\r
\r
- safe_ptr<core::basic_frame> render_frame()\r
- {\r
- auto frame = renderer_->render_frame(frame_buffer_.size() < frame_buffer_.capacity()); \r
- lock(last_frame_mutex_, [&]\r
- {\r
- last_frame_ = make_safe<core::basic_frame>(frame);\r
- });\r
- return frame;\r
- }\r
-\r
- void render(const flash_renderer* renderer)\r
- { \r
- executor_.begin_invoke([=]\r
+ void next()\r
+ { \r
+ executor_.begin_invoke([this]\r
{\r
- if(!is_running_ || renderer_.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
+ if(!renderer_)\r
+ frame_buffer_.push(core::basic_frame::empty());\r
\r
+ if(frame_buffer_.empty())\r
+ {\r
+ auto format_desc = frame_factory_->get_video_format_desc();\r
+ \r
if(abs(renderer_->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(renderer_->fps()- format_desc.fps/2.0) < 2.0) // format == 2 * flash -> duplicate\r
+ else if(abs(renderer_->fps() - format_desc.fps/2.0) < 2.0) // format == 2 * flash -> duplicate\r
{\r
auto frame = render_frame();\r
frame_buffer_.push(frame);\r
auto frame = render_frame();\r
frame_buffer_.push(frame);\r
}\r
-\r
- if(renderer_->is_empty())\r
- {\r
- renderer_.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
+ \r
fps_.fetch_and_store(static_cast<int>(renderer_->fps()*100.0)); \r
graph_->set_text(print());\r
-\r
- render(renderer);\r
- }\r
- catch(...)\r
- {\r
- CASPAR_LOG_CURRENT_EXCEPTION();\r
- renderer_.reset(nullptr);\r
- frame_buffer_.push(core::basic_frame::empty());\r
+ \r
+ if(renderer_->is_empty()) \r
+ renderer_.reset();\r
}\r
+\r
+ output_buffer_.push(std::move(frame_buffer_.front()));\r
+ frame_buffer_.pop();\r
});\r
}\r
+\r
+ safe_ptr<core::basic_frame> render_frame()\r
+ { \r
+ auto frame = renderer_->render_frame(sync_);\r
+ lock(last_frame_mutex_, [&]\r
+ {\r
+ last_frame_ = frame;\r
+ });\r
+ return frame;\r
+ }\r
};\r
\r
safe_ptr<core::frame_producer> create_producer(const safe_ptr<core::frame_factory>& frame_factory, const std::vector<std::wstring>& params)\r
if(!boost::filesystem::exists(filename))\r
BOOST_THROW_EXCEPTION(file_not_found() << boost::errinfo_file_name(narrow(filename))); \r
\r
- return create_producer_print_proxy(\r
- create_producer_destroy_proxy(\r
+ return create_producer_destroy_proxy(\r
+ create_producer_print_proxy(\r
make_safe<flash_producer>(frame_factory, filename, template_host.width, template_host.height)));\r
}\r
\r