Exemplo n.º 1
0
	channel_consumer()
		: consumer_index_(next_consumer_index())
		, first_frame_available_(first_frame_promise_.get_future())
		, first_frame_reported_(false)
	{
		is_running_ = true;
		current_age_ = 0;
		frame_buffer_.set_capacity(3);
	}
	oal_consumer() 
		: container_(16)
		, channel_index_(-1)
		, started_(false)
		, channel_layout_(
				core::default_channel_layout_repository().get_by_name(
						L"STEREO"))
	{
		graph_->set_color("tick-time", diagnostics::color(0.0f, 0.6f, 0.9f));	
		graph_->set_color("dropped-frame", diagnostics::color(0.3f, 0.6f, 0.3f));
		diagnostics::register_graph(graph_);

		is_running_ = true;
		presentation_age_ = 0;
		input_.set_capacity(2);
	}
Exemplo n.º 3
0
	decklink_producer(const core::video_format_desc& format_desc, size_t device_index, const safe_ptr<core::frame_factory>& frame_factory, const std::wstring& filter)
		: decklink_(get_device(device_index))
		, input_(decklink_)
		, attributes_(decklink_)
		, model_name_(get_model_name(decklink_))
		, device_index_(device_index)
		, filter_(filter)
		, format_desc_(format_desc)
		, audio_cadence_(format_desc.audio_cadence)
		, muxer_(format_desc.fps, frame_factory, filter)
		, sync_buffer_(format_desc.audio_cadence.size())
		, frame_factory_(frame_factory)
	{		
		hints_ = 0;
		frame_buffer_.set_capacity(2);
		
		graph_->set_color("tick-time", diagnostics::color(0.0f, 0.6f, 0.9f));	
		graph_->set_color("late-frame", diagnostics::color(0.6f, 0.3f, 0.3f));
		graph_->set_color("frame-time", diagnostics::color(1.0f, 0.0f, 0.0f));
		graph_->set_color("dropped-frame", diagnostics::color(0.3f, 0.6f, 0.3f));
		graph_->set_color("output-buffer", diagnostics::color(0.0f, 1.0f, 0.0f));
		graph_->set_text(print());
		diagnostics::register_graph(graph_);
		
		auto display_mode = get_display_mode(input_, format_desc_.format, bmdFormat8BitYUV, bmdVideoInputFlagDefault);
				
		// NOTE: bmdFormat8BitARGB is currently not supported by any decklink card. (2011-05-08)
		if(FAILED(input_->EnableVideoInput(display_mode, bmdFormat8BitYUV, bmdVideoInputFlagDefault))) 
			BOOST_THROW_EXCEPTION(caspar_exception() 
									<< msg_info(narrow(print()) + " Could not enable video input.")
									<< boost::errinfo_api_function("EnableVideoInput"));

		if(FAILED(input_->EnableAudioInput(bmdAudioSampleRate48kHz, bmdAudioSampleType32bitInteger, format_desc_.audio_channels))) 
			BOOST_THROW_EXCEPTION(caspar_exception() 
									<< msg_info(narrow(print()) + " Could not enable audio input.")
									<< boost::errinfo_api_function("EnableAudioInput"));
			
		if (FAILED(input_->SetCallback(this)) != S_OK)
			BOOST_THROW_EXCEPTION(caspar_exception() 
									<< msg_info(narrow(print()) + " Failed to set input callback.")
									<< boost::errinfo_api_function("SetCallback"));
			
		if(FAILED(input_->StartStreams()))
			BOOST_THROW_EXCEPTION(caspar_exception() 
									<< msg_info(narrow(print()) + " Failed to start input stream.")
									<< boost::errinfo_api_function("StartStreams"));
	}
Exemplo n.º 4
0
    route_producer(std::shared_ptr<route> route, int buffer)
        : route_(route)
        , connection_(route_->signal.connect([this](const core::draw_frame& frame) {
            if (!buffer_.try_push(frame)) {
                graph_->set_tag(diagnostics::tag_severity::WARNING, "dropped-frame");
            }
            graph_->set_value("produce-time", produce_timer_.elapsed() * route_->format_desc.fps * 0.5);
            produce_timer_.restart();
        }))
    {
        buffer_.set_capacity(buffer > 0 ? buffer : route->format_desc.field_count);

        graph_->set_color("late-frame", diagnostics::color(0.6f, 0.3f, 0.3f));
        graph_->set_color("produce-time", caspar::diagnostics::color(0.0f, 1.0f, 0.0f));
        graph_->set_color("consume-time", caspar::diagnostics::color(1.0f, 0.4f, 0.0f, 0.8f));
        graph_->set_color("dropped-frame", diagnostics::color(0.3f, 0.6f, 0.3f));
        graph_->set_text(print());
        diagnostics::register_graph(graph_);

        CASPAR_LOG(debug) << print() << L" Initialized";
    }
Exemplo n.º 5
0
	layer_consumer() : first_frame_reported_(false)
	{
		first_frame_available_ = first_frame_promise_.get_future();
		frame_buffer_.set_capacity(2);
	}