\r
#include <functional>\r
\r
+#include <tbb/spin_mutex.h>\r
+\r
namespace caspar {\r
\r
class bitmap\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("underflow", diagnostics::color(0.6f, 0.3f, 0.9f)); \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(narrow(print()) + " Failed to create FlashAxContainer"));\r
if(!has_underflow) \r
timer_.tick(frame_time); // This will block the thread.\r
else\r
- graph_->add_tag("underflow");\r
+ graph_->add_tag("skip-sync");\r
\r
frame_timer_.restart();\r
\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
if(!boost::filesystem::exists(filename))\r
BOOST_THROW_EXCEPTION(file_not_found() << boost::errinfo_file_name(narrow(filename))); \r
- \r
+\r
fps_ = 0;\r
\r
graph_ = diagnostics::create_graph([this]{return print();});\r
- graph_->set_color("output-buffer-count", diagnostics::color(1.0f, 1.0f, 0.0f));\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
frame_buffer_.set_capacity(frame_factory_->get_video_format_desc().fps > 30.0 ? 2 : 1);\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))\r
- last_frame_ = frame;\r
+ if(!frame_buffer_.try_pop(frame))\r
+ graph_->add_tag("underflow");\r
\r
return frame;\r
}\r
\r
virtual safe_ptr<core::basic_frame> last_frame() const\r
{\r
+ tbb::spin_mutex::scoped_lock lock(last_frame_mutex_);\r
return last_frame_;\r
} \r
\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(abs(context_->fps()/2.0 - format_desc.fps) < 2.0) // flash == 2 * format -> interlace\r
{\r
- auto frame1 = context_->render_frame(frame_buffer_.size() < frame_buffer_.capacity());\r
- auto frame2 = context_->render_frame(frame_buffer_.size() < frame_buffer_.capacity());\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 = context_->render_frame(frame_buffer_.size() < frame_buffer_.capacity());\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 = context_->render_frame(frame_buffer_.size() < frame_buffer_.capacity());\r
+ auto frame = render_frame();\r
frame_buffer_.push(frame);\r
}\r
\r