virtual boost::unique_future<bool> send(const safe_ptr<core::read_frame>& frame) override
{
CASPAR_VERIFY(format_desc_.height * format_desc_.width * 4 == static_cast<unsigned>(frame->image_data().size()));
return executor_.begin_invoke([=]() -> bool
{
graph_->set_value("tick-time", tick_timer_.elapsed() * format_desc_.fps * 0.5);
tick_timer_.restart();
frame_timer_.restart();
// AUDIO
std::vector<int16_t, tbb::cache_aligned_allocator<int16_t>> audio_buffer;
if (core::needs_rearranging(
frame->multichannel_view(),
channel_layout_,
channel_layout_.num_channels))
{
core::audio_buffer downmixed;
downmixed.resize(
frame->multichannel_view().num_samples()
* channel_layout_.num_channels,
0);
auto dest_view = core::make_multichannel_view<int32_t>(
downmixed.begin(), downmixed.end(), channel_layout_);
core::rearrange_or_rearrange_and_mix(
frame->multichannel_view(),
dest_view,
core::default_mix_config_repository());
audio_buffer = core::audio_32_to_16(downmixed);
}
else
{
audio_buffer = core::audio_32_to_16(frame->audio_data());
}
airsend::add_audio(air_send_.get(), audio_buffer.data(), audio_buffer.size() / channel_layout_.num_channels);
// VIDEO
connected_ = airsend::add_frame_bgra(air_send_.get(), frame->image_data().begin());
graph_->set_text(print());
graph_->set_value("frame-time", frame_timer_.elapsed() * format_desc_.fps * 0.5);
return true;
});
}
newtek_ivga_consumer(core::channel_layout channel_layout)
: executor_(print())
, channel_layout_(channel_layout)
{
if (!airsend::is_available())
BOOST_THROW_EXCEPTION(caspar_exception() << msg_info(narrow(airsend::dll_name()) + " not available"));
connected_ = false;
graph_->set_text(print());
graph_->set_color("frame-time", diagnostics::color(0.5f, 1.0f, 0.2f));
graph_->set_color("tick-time", diagnostics::color(0.0f, 0.6f, 0.9f));
diagnostics::register_graph(graph_);
}
virtual void initialize(
const core::video_format_desc& format_desc,
const core::channel_layout& audio_channel_layout,
int channel_index) override
{
format_desc_ = format_desc;
channel_index_ = channel_index;
graph_->set_text(print());
/*if (Status() != Playing)
{
sf::SoundStream::Initialize(2, format_desc_.audio_sample_rate);
}*/
CASPAR_LOG(info) << print() << " Sucessfully Initialized.";
}
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"));
}
implementation(video_channel& self, int index, const video_format_desc& format_desc, const safe_ptr<ogl_device>& ogl, const channel_layout& audio_channel_layout)
: self_(self)
, index_(index)
, format_desc_(format_desc)
, ogl_(ogl)
, output_(new caspar::core::output(graph_, format_desc, index))
, mixer_(new caspar::core::mixer(graph_, output_, format_desc, ogl, audio_channel_layout))
, stage_(new caspar::core::stage(graph_, mixer_, format_desc))
, monitor_subject_("/channel/" + boost::lexical_cast<std::string>(index))
{
graph_->set_text(print());
diagnostics::register_graph(graph_);
for(int n = 0; n < std::max(1, env::properties().get(L"configuration.pipeline-tokens", 2)); ++n)
stage_->spawn_token();
stage_->monitor_output().link_target(&monitor_subject_);
CASPAR_LOG(info) << print() << " Successfully Initialized.";
}