#include <common/except.h>
#include <common/future.h>
+#include <common/os/general_protection_fault.h>
#include <core/video_format.h>
#include <core/frame/frame.h>
+#include <core/frame/audio_channel_layout.h>
#include <boost/thread.hpp>
#include <map>
namespace caspar { namespace core {
-
-std::vector<consumer_factory_t> g_consumer_factories;
-std::map<std::wstring, preconfigured_consumer_factory_t> g_preconfigured_consumer_factories;
-void register_consumer_factory(const consumer_factory_t& factory)
+struct frame_consumer_registry::impl
+{
+ std::vector<consumer_factory_t> consumer_factories;
+ std::map<std::wstring, preconfigured_consumer_factory_t> preconfigured_consumer_factories;
+ spl::shared_ptr<help_repository> help_repo;
+
+ impl(spl::shared_ptr<help_repository> help_repo)
+ : help_repo(std::move(help_repo))
+ {
+ }
+};
+
+frame_consumer_registry::frame_consumer_registry(spl::shared_ptr<help_repository> help_repo)
+ : impl_(new impl(std::move(help_repo)))
{
- g_consumer_factories.push_back(factory);
}
-void register_preconfigured_consumer_factory(
+void frame_consumer_registry::register_consumer_factory(const std::wstring& name, const consumer_factory_t& factory, const help_item_describer& describer)
+{
+ impl_->consumer_factories.push_back(factory);
+ impl_->help_repo->register_item({ L"consumer" }, std::move(name), describer);
+}
+
+void frame_consumer_registry::register_preconfigured_consumer_factory(
const std::wstring& element_name,
const preconfigured_consumer_factory_t& factory)
{
- g_preconfigured_consumer_factories.insert(std::make_pair(element_name, factory));
+ impl_->preconfigured_consumer_factories.insert(std::make_pair(element_name, factory));
+}
+
+tbb::atomic<bool>& destroy_consumers_in_separate_thread()
+{
+ static tbb::atomic<bool> state;
+
+ return state;
+}
+
+void destroy_consumers_synchronously()
+{
+ destroy_consumers_in_separate_thread() = false;
}
class destroy_consumer_proxy : public frame_consumer
-{
+{
std::shared_ptr<frame_consumer> consumer_;
public:
- destroy_consumer_proxy(spl::shared_ptr<frame_consumer>&& consumer)
+ destroy_consumer_proxy(spl::shared_ptr<frame_consumer>&& consumer)
: consumer_(std::move(consumer))
{
+ destroy_consumers_in_separate_thread() = true;
}
~destroy_consumer_proxy()
- {
- static tbb::atomic<int> counter = tbb::atomic<int>();
-
+ {
+ static tbb::atomic<int> counter;
+ static std::once_flag counter_init_once;
+ std::call_once(counter_init_once, []{ counter = 0; });
+
+ if (!destroy_consumers_in_separate_thread())
+ return;
+
++counter;
CASPAR_VERIFY(counter < 8);
-
+
auto consumer = new std::shared_ptr<frame_consumer>(std::move(consumer_));
boost::thread([=]
{
std::unique_ptr<std::shared_ptr<frame_consumer>> pointer_guard(consumer);
-
auto str = (*consumer)->print();
+
try
{
- if(!consumer->unique())
- CASPAR_LOG(trace) << str << L" Not destroyed on asynchronous destruction thread: " << consumer->use_count();
+ ensure_gpf_handler_installed_for_thread(u8(L"Destroyer: " + str).c_str());
+
+ if (!consumer->unique())
+ CASPAR_LOG(debug) << str << L" Not destroyed on asynchronous destruction thread: " << consumer->use_count();
else
- CASPAR_LOG(trace) << str << L" Destroying on asynchronous destruction thread.";
+ CASPAR_LOG(debug) << str << L" Destroying on asynchronous destruction thread.";
}
catch(...){}
pointer_guard.reset();
- --counter;
- }).detach();
+ }).detach();
}
-
- std::future<bool> send(const_frame frame) override {return consumer_->send(std::move(frame));}
- virtual void initialize(const struct video_format_desc& format_desc, int channel_index) override {return consumer_->initialize(format_desc, channel_index);}
- std::wstring print() const override {return consumer_->print();}
- std::wstring name() const override {return consumer_->name();}
- boost::property_tree::wptree info() const override {return consumer_->info();}
- bool has_synchronization_clock() const override {return consumer_->has_synchronization_clock();}
- int buffer_depth() const override {return consumer_->buffer_depth();}
- int index() const override {return consumer_->index();}
- monitor::subject& monitor_output() override {return consumer_->monitor_output();}
+
+ std::future<bool> send(const_frame frame) override {return consumer_->send(std::move(frame));}
+ void initialize(const video_format_desc& format_desc, const audio_channel_layout& channel_layout, int channel_index) override {return consumer_->initialize(format_desc, channel_layout, channel_index);}
+ std::wstring print() const override {return consumer_->print();}
+ std::wstring name() const override {return consumer_->name();}
+ boost::property_tree::wptree info() const override {return consumer_->info();}
+ bool has_synchronization_clock() const override {return consumer_->has_synchronization_clock();}
+ int buffer_depth() const override {return consumer_->buffer_depth();}
+ int index() const override {return consumer_->index();}
+ int64_t presentation_frame_age_millis() const override {return consumer_->presentation_frame_age_millis();}
+ monitor::subject& monitor_output() override {return consumer_->monitor_output();}
+ const frame_consumer* unwrapped() const override {return consumer_->unwrapped();}
};
class print_consumer_proxy : public frame_consumer
-{
+{
std::shared_ptr<frame_consumer> consumer_;
public:
- print_consumer_proxy(spl::shared_ptr<frame_consumer>&& consumer)
+ print_consumer_proxy(spl::shared_ptr<frame_consumer>&& consumer)
: consumer_(std::move(consumer))
{
- CASPAR_LOG(info) << consumer_->print() << L" Initialized.";
}
~print_consumer_proxy()
- {
+ {
auto str = consumer_->print();
- CASPAR_LOG(trace) << str << L" Uninitializing.";
+ CASPAR_LOG(debug) << str << L" Uninitializing.";
consumer_.reset();
CASPAR_LOG(info) << str << L" Uninitialized.";
}
-
- std::future<bool> send(const_frame frame) override {return consumer_->send(std::move(frame));}
- virtual void initialize(const struct video_format_desc& format_desc, int channel_index) override {return consumer_->initialize(format_desc, channel_index);}
- std::wstring print() const override {return consumer_->print();}
- std::wstring name() const override {return consumer_->name();}
- boost::property_tree::wptree info() const override {return consumer_->info();}
- bool has_synchronization_clock() const override {return consumer_->has_synchronization_clock();}
- int buffer_depth() const override {return consumer_->buffer_depth();}
- int index() const override {return consumer_->index();}
- monitor::subject& monitor_output() override {return consumer_->monitor_output();}
+
+ std::future<bool> send(const_frame frame) override {return consumer_->send(std::move(frame));}
+ void initialize(const video_format_desc& format_desc, const audio_channel_layout& channel_layout, int channel_index) override
+ {
+ consumer_->initialize(format_desc, channel_layout, channel_index);
+ CASPAR_LOG(info) << consumer_->print() << L" Initialized.";
+ }
+ std::wstring print() const override {return consumer_->print();}
+ std::wstring name() const override {return consumer_->name();}
+ boost::property_tree::wptree info() const override {return consumer_->info();}
+ bool has_synchronization_clock() const override {return consumer_->has_synchronization_clock();}
+ int buffer_depth() const override {return consumer_->buffer_depth();}
+ int index() const override {return consumer_->index();}
+ int64_t presentation_frame_age_millis() const override {return consumer_->presentation_frame_age_millis();}
+ monitor::subject& monitor_output() override {return consumer_->monitor_output();}
+ const frame_consumer* unwrapped() const override {return consumer_->unwrapped();}
};
class recover_consumer_proxy : public frame_consumer
-{
+{
std::shared_ptr<frame_consumer> consumer_;
int channel_index_ = -1;
video_format_desc format_desc_;
+ audio_channel_layout channel_layout_ = audio_channel_layout::invalid();
public:
- recover_consumer_proxy(spl::shared_ptr<frame_consumer>&& consumer)
+ recover_consumer_proxy(spl::shared_ptr<frame_consumer>&& consumer)
: consumer_(std::move(consumer))
{
}
-
- virtual std::future<bool> send(const_frame frame)
+
+ std::future<bool> send(const_frame frame) override
{
try
{
CASPAR_LOG_CURRENT_EXCEPTION();
try
{
- consumer_->initialize(format_desc_, channel_index_);
+ consumer_->initialize(format_desc_, channel_layout_, channel_index_);
return consumer_->send(frame);
}
catch(...)
}
}
- virtual void initialize(const struct video_format_desc& format_desc, int channel_index)
+ void initialize(const video_format_desc& format_desc, const audio_channel_layout& channel_layout, int channel_index) override
{
format_desc_ = format_desc;
+ channel_layout_ = channel_layout;
channel_index_ = channel_index;
- return consumer_->initialize(format_desc, channel_index);
+ return consumer_->initialize(format_desc, channel_layout, channel_index);
}
std::wstring print() const override {return consumer_->print();}
bool has_synchronization_clock() const override {return consumer_->has_synchronization_clock();}
int buffer_depth() const override {return consumer_->buffer_depth();}
int index() const override {return consumer_->index();}
- monitor::subject& monitor_output() override {return consumer_->monitor_output();}
+ int64_t presentation_frame_age_millis() const override {return consumer_->presentation_frame_age_millis();}
+ monitor::subject& monitor_output() override {return consumer_->monitor_output();}
+ const frame_consumer* unwrapped() const override {return consumer_->unwrapped();}
};
// This class is used to guarantee that audio cadence is correct. This is important for NTSC audio.
spl::shared_ptr<frame_consumer> consumer_;
std::vector<int> audio_cadence_;
video_format_desc format_desc_;
+ audio_channel_layout channel_layout_ = audio_channel_layout::invalid();
boost::circular_buffer<std::size_t> sync_buffer_;
public:
cadence_guard(const spl::shared_ptr<frame_consumer>& consumer)
: consumer_(consumer)
{
}
-
- void initialize(const video_format_desc& format_desc, int channel_index) override
+
+ void initialize(const video_format_desc& format_desc, const audio_channel_layout& channel_layout, int channel_index) override
{
audio_cadence_ = format_desc.audio_cadence;
sync_buffer_ = boost::circular_buffer<std::size_t>(format_desc.audio_cadence.size());
format_desc_ = format_desc;
- consumer_->initialize(format_desc, channel_index);
+ channel_layout_ = channel_layout;
+ consumer_->initialize(format_desc, channel_layout, channel_index);
}
std::future<bool> send(const_frame frame) override
- {
+ {
if(audio_cadence_.size() == 1)
return consumer_->send(frame);
std::future<bool> result = make_ready_future(true);
-
- if(boost::range::equal(sync_buffer_, audio_cadence_) && audio_cadence_.front() * format_desc_.audio_channels == static_cast<int>(frame.audio_data().size()))
- {
+
+ if(boost::range::equal(sync_buffer_, audio_cadence_) && audio_cadence_.front() * channel_layout_.num_channels == static_cast<int>(frame.audio_data().size()))
+ {
// Audio sent so far is in sync, now we can send the next chunk.
result = consumer_->send(frame);
boost::range::rotate(audio_cadence_, std::begin(audio_cadence_)+1);
else
CASPAR_LOG(trace) << print() << L" Syncing audio.";
- sync_buffer_.push_back(static_cast<int>(frame.audio_data().size() / format_desc_.audio_channels));
-
+ sync_buffer_.push_back(static_cast<int>(frame.audio_data().size() / channel_layout_.num_channels));
+
return std::move(result);
}
-
+
std::wstring print() const override {return consumer_->print();}
std::wstring name() const override {return consumer_->name();}
boost::property_tree::wptree info() const override {return consumer_->info();}
bool has_synchronization_clock() const override {return consumer_->has_synchronization_clock();}
int buffer_depth() const override {return consumer_->buffer_depth();}
int index() const override {return consumer_->index();}
- monitor::subject& monitor_output() override {return consumer_->monitor_output();}
+ int64_t presentation_frame_age_millis() const override {return consumer_->presentation_frame_age_millis();}
+ monitor::subject& monitor_output() override {return consumer_->monitor_output();}
+ const frame_consumer* unwrapped() const override {return consumer_->unwrapped();}
};
-spl::shared_ptr<core::frame_consumer> create_consumer(
- const std::vector<std::wstring>& params, interaction_sink* sink)
+spl::shared_ptr<core::frame_consumer> frame_consumer_registry::create_consumer(
+ const std::vector<std::wstring>& params, interaction_sink* sink, std::vector<spl::shared_ptr<video_channel>> channels) const
{
if(params.empty())
- CASPAR_THROW_EXCEPTION(invalid_argument() << arg_name_info("params") << arg_value_info(""));
-
+ CASPAR_THROW_EXCEPTION(invalid_argument() << msg_info("params cannot be empty"));
+
auto consumer = frame_consumer::empty();
- std::any_of(g_consumer_factories.begin(), g_consumer_factories.end(), [&](const consumer_factory_t& factory) -> bool
+ auto& consumer_factories = impl_->consumer_factories;
+ std::any_of(consumer_factories.begin(), consumer_factories.end(), [&](const consumer_factory_t& factory) -> bool
{
try
{
- consumer = factory(params, sink);
+ consumer = factory(params, sink, channels);
}
catch(...)
{
std::move(consumer)))));
}
-spl::shared_ptr<frame_consumer> create_consumer(
+spl::shared_ptr<frame_consumer> frame_consumer_registry::create_consumer(
const std::wstring& element_name,
const boost::property_tree::wptree& element,
- interaction_sink* sink)
+ interaction_sink* sink,
+ std::vector<spl::shared_ptr<video_channel>> channels) const
{
- auto found = g_preconfigured_consumer_factories.find(element_name);
+ auto& preconfigured_consumer_factories = impl_->preconfigured_consumer_factories;
+ auto found = preconfigured_consumer_factories.find(element_name);
- if (found == g_preconfigured_consumer_factories.end())
- CASPAR_THROW_EXCEPTION(file_not_found()
+ if (found == preconfigured_consumer_factories.end())
+ CASPAR_THROW_EXCEPTION(user_error()
<< msg_info(L"No consumer factory registered for element name " + element_name));
return spl::make_shared<destroy_consumer_proxy>(
spl::make_shared<print_consumer_proxy>(
spl::make_shared<recover_consumer_proxy>(
spl::make_shared<cadence_guard>(
- found->second(element, sink)))));
+ found->second(element, sink, channels)))));
}
const spl::shared_ptr<frame_consumer>& frame_consumer::empty()
{
public:
std::future<bool> send(const_frame) override { return make_ready_future(false); }
- void initialize(const video_format_desc&, int) override{}
+ void initialize(const video_format_desc&, const audio_channel_layout&, int) override{}
std::wstring print() const override {return L"empty";}
std::wstring name() const override {return L"empty";}
bool has_synchronization_clock() const override {return false;}
int buffer_depth() const override {return 0;};
- virtual int index() const{return -1;}
- monitor::subject& monitor_output() override {static monitor::subject monitor_subject(""); return monitor_subject;}
+ int index() const override {return -1;}
+ int64_t presentation_frame_age_millis() const override {return -1;}
+ monitor::subject& monitor_output() override {static monitor::subject monitor_subject(""); return monitor_subject;}
boost::property_tree::wptree info() const override
{
boost::property_tree::wptree info;
projects / casparcg / blobdiff