\r
#include "../interop/DeckLinkAPI_h.h"\r
\r
-#include <core/consumer/frame/read_frame.h>\r
+#include <core/mixer/read_frame.h>\r
\r
#include <common/concurrency/com_context.h>\r
#include <common/diagnostics/graph.h>\r
#include <common/memory/memclr.h>\r
#include <common/memory/memshfl.h>\r
\r
+#include <core/consumer/frame_consumer.h>\r
+\r
#include <tbb/concurrent_queue.h>\r
+#include <tbb/cache_aligned_allocator.h>\r
\r
#include <boost/circular_buffer.hpp>\r
#include <boost/timer.hpp>\r
\r
-namespace caspar { \r
+namespace caspar { namespace decklink { \r
\r
-enum key\r
-{\r
- external_key,\r
- internal_key,\r
- default_key\r
-};\r
-\r
-enum latency\r
-{\r
- low_latency,\r
- normal_latency,\r
- default_latency\r
-};\r
-\r
-enum output_pixels\r
-{\r
- fill_and_key,\r
- key_only\r
-};\r
-\r
struct configuration\r
{\r
size_t device_index;\r
bool embedded_audio;\r
- key keyer;\r
- latency latency;\r
- output_pixels output;\r
+ bool internal_key;\r
+ bool low_latency;\r
+ bool key_only;\r
+ size_t buffer_depth;\r
\r
configuration()\r
: device_index(1)\r
, embedded_audio(false)\r
- , keyer(default_key)\r
- , latency(default_latency)\r
- , output(fill_and_key){}\r
+ , internal_key(false)\r
+ , low_latency(false)\r
+ , key_only(false)\r
+ , buffer_depth(core::consumer_buffer_depth()){}\r
};\r
\r
-class decklink_frame_adapter : public IDeckLinkVideoFrame\r
+class decklink_frame : public IDeckLinkVideoFrame\r
{\r
- const safe_ptr<const core::read_frame> frame_;\r
- const core::video_format_desc format_desc_;\r
+ tbb::atomic<int> ref_count_;\r
+ std::shared_ptr<core::read_frame> frame_;\r
+ const core::video_format_desc format_desc_;\r
+\r
+ bool key_only_;\r
+ std::vector<uint8_t, tbb::cache_aligned_allocator<uint8_t>> key_data_;\r
public:\r
- decklink_frame_adapter(const safe_ptr<const core::read_frame>& frame, const core::video_format_desc& format_desc)\r
+ decklink_frame(const safe_ptr<core::read_frame>& frame, const core::video_format_desc& format_desc, bool key_only)\r
: frame_(frame)\r
- , format_desc_(format_desc){}\r
+ , format_desc_(format_desc)\r
+ , key_only_(key_only)\r
+ {\r
+ ref_count_ = 0;\r
+ }\r
\r
- STDMETHOD (QueryInterface(REFIID, LPVOID*)) {return E_NOINTERFACE;}\r
- STDMETHOD_(ULONG, AddRef()) {return 1;}\r
- STDMETHOD_(ULONG, Release()) {return 1;}\r
+ STDMETHOD (QueryInterface(REFIID, LPVOID*)) {return E_NOINTERFACE;}\r
+ STDMETHOD_(ULONG, AddRef()) \r
+ {\r
+ return ++ref_count_;\r
+ }\r
+ STDMETHOD_(ULONG, Release()) \r
+ {\r
+ --ref_count_;\r
+ if(ref_count_ == 0)\r
+ delete this;\r
+ return ref_count_;\r
+ }\r
\r
- STDMETHOD_(long, GetWidth()) {return format_desc_.width;} \r
- STDMETHOD_(long, GetHeight()) {return format_desc_.height;} \r
- STDMETHOD_(long, GetRowBytes()) {return format_desc_.width*4;} \r
- STDMETHOD_(BMDPixelFormat, GetPixelFormat()){return bmdFormat8BitBGRA;} \r
- STDMETHOD_(BMDFrameFlags, GetFlags()) {return bmdFrameFlagDefault;}\r
+ STDMETHOD_(long, GetWidth()) {return format_desc_.width;} \r
+ STDMETHOD_(long, GetHeight()) {return format_desc_.height;} \r
+ STDMETHOD_(long, GetRowBytes()) {return format_desc_.width*4;} \r
+ STDMETHOD_(BMDPixelFormat, GetPixelFormat()) {return bmdFormat8BitBGRA;} \r
+ STDMETHOD_(BMDFrameFlags, GetFlags()) {return bmdFrameFlagDefault;}\r
\r
STDMETHOD(GetBytes(void** buffer))\r
{\r
- static std::vector<unsigned char> zeros(1920*1080*4, 0);\r
- *buffer = const_cast<unsigned char*>(frame_->image_data().begin());\r
+ static std::vector<uint8_t, tbb::cache_aligned_allocator<uint8_t>> zeros(1920*1080*4, 0);\r
if(static_cast<size_t>(frame_->image_data().size()) != format_desc_.size)\r
+ {\r
*buffer = zeros.data();\r
+ return S_OK;\r
+ }\r
+\r
+ if(!key_only_)\r
+ *buffer = const_cast<uint8_t*>(frame_->image_data().begin());\r
+ else\r
+ {\r
+ if(key_data_.empty())\r
+ {\r
+ key_data_.resize(frame_->image_data().size());\r
+ fast_memshfl(key_data_.data(), frame_->image_data().begin(), frame_->image_data().size(), 0x0F0F0F0F, 0x0B0B0B0B, 0x07070707, 0x03030303);\r
+ frame_.reset();\r
+ }\r
+ *buffer = key_data_.data();\r
+ }\r
+\r
return S_OK;\r
}\r
\r
STDMETHOD(GetAncillaryData(IDeckLinkVideoFrameAncillary** ancillary)) {return S_FALSE;}\r
};\r
\r
-std::shared_ptr<IDeckLinkVideoFrame> make_alpha_only_frame(const CComQIPtr<IDeckLinkOutput>& decklink, const safe_ptr<const core::read_frame>& frame, const core::video_format_desc& format_desc)\r
-{\r
- if(static_cast<size_t>(frame->image_data().size()) != format_desc.size)\r
- return std::make_shared<decklink_frame_adapter>(frame, format_desc);\r
-\r
- IDeckLinkMutableVideoFrame* result;\r
-\r
- if(FAILED(decklink->CreateVideoFrame(format_desc.width, format_desc.height, format_desc.size/format_desc.height, bmdFormat8BitBGRA, bmdFrameFlagDefault, &result)))\r
- BOOST_THROW_EXCEPTION(caspar_exception());\r
-\r
- void* bytes = nullptr;\r
- if(FAILED(result->GetBytes(&bytes)))\r
- BOOST_THROW_EXCEPTION(caspar_exception());\r
- \r
- fast_memsfhl(reinterpret_cast<unsigned char*>(bytes), frame->image_data().begin(), frame->image_data().size(), 0x0F0F0F0F, 0x0B0B0B0B, 0x07070707, 0x03030303);\r
-\r
- return std::shared_ptr<IDeckLinkVideoFrame>(result, [](IDeckLinkMutableVideoFrame* p) {p->Release();});\r
-}\r
-\r
struct decklink_consumer : public IDeckLinkVideoOutputCallback, public IDeckLinkAudioOutputCallback, boost::noncopyable\r
{ \r
- const configuration config_;\r
+ const configuration config_;\r
\r
CComPtr<IDeckLink> decklink_;\r
CComQIPtr<IDeckLinkOutput> output_;\r
CComQIPtr<IDeckLinkConfiguration> configuration_;\r
CComQIPtr<IDeckLinkKeyer> keyer_;\r
\r
- std::exception_ptr exception_;\r
+ tbb::spin_mutex exception_mutex_;\r
+ std::exception_ptr exception_;\r
\r
- tbb::atomic<bool> is_running_;\r
+ tbb::atomic<bool> is_running_;\r
\r
- const std::wstring model_name_;\r
- const core::video_format_desc format_desc_;\r
- const size_t buffer_size_;\r
+ const std::wstring model_name_;\r
+ const core::video_format_desc format_desc_;\r
+ const size_t buffer_size_;\r
+\r
+ long long frames_scheduled_;\r
+ long long audio_scheduled_;\r
\r
- unsigned long frames_scheduled_;\r
- unsigned long audio_scheduled_;\r
+ size_t preroll_count_;\r
\r
- std::list<std::shared_ptr<IDeckLinkVideoFrame>> frame_container_; // Must be std::list in order to guarantee that pointers are always valid.\r
- boost::circular_buffer<std::vector<short>> audio_container_;\r
+ boost::circular_buffer<std::vector<int32_t>> audio_container_;\r
\r
- tbb::concurrent_bounded_queue<std::shared_ptr<const core::read_frame>> video_frame_buffer_;\r
- tbb::concurrent_bounded_queue<std::shared_ptr<const core::read_frame>> audio_frame_buffer_;\r
+ tbb::concurrent_bounded_queue<std::shared_ptr<core::read_frame>> video_frame_buffer_;\r
+ tbb::concurrent_bounded_queue<std::shared_ptr<core::read_frame>> audio_frame_buffer_;\r
\r
std::shared_ptr<diagnostics::graph> graph_;\r
boost::timer tick_timer_;\r
, keyer_(decklink_)\r
, model_name_(get_model_name(decklink_))\r
, format_desc_(format_desc)\r
- , buffer_size_(config.embedded_audio ? 5 : 4) // Minimum buffer-size (3 + 1 tolerance).\r
+ , buffer_size_(config.embedded_audio ? config.buffer_depth + 1 : config.buffer_depth) // Minimum buffer-size 3.\r
, frames_scheduled_(0)\r
, audio_scheduled_(0)\r
+ , preroll_count_(0)\r
, audio_container_(buffer_size_+1)\r
{\r
is_running_ = true;\r
\r
graph_ = diagnostics::create_graph(narrow(print()));\r
graph_->add_guide("tick-time", 0.5);\r
- graph_->set_color("tick-time", diagnostics::color(0.1f, 0.7f, 0.8f));\r
+ graph_->set_color("tick-time", diagnostics::color(0.0f, 0.6f, 0.9f)); \r
graph_->set_color("late-frame", diagnostics::color(0.6f, 0.3f, 0.3f));\r
graph_->set_color("dropped-frame", diagnostics::color(0.3f, 0.6f, 0.3f));\r
- graph_->set_color("flushed-frame", diagnostics::color(0.3f, 0.3f, 0.6f));\r
+ graph_->set_color("flushed-frame", diagnostics::color(0.4f, 0.3f, 0.8f));\r
\r
enable_video(get_display_mode(output_, format_desc_.format, bmdFormat8BitBGRA, bmdVideoOutputFlagDefault));\r
\r
if(config.embedded_audio)\r
enable_audio();\r
\r
- set_latency(config.latency); \r
- set_keyer(config.keyer);\r
- \r
- for(size_t n = 0; n < buffer_size_; ++n)\r
- schedule_next_video(core::read_frame::empty());\r
+ set_latency(config.low_latency); \r
+ set_keyer(config.internal_key);\r
+ \r
+ if(config.embedded_audio) \r
+ output_->BeginAudioPreroll(); \r
\r
- if(config.embedded_audio)\r
- output_->BeginAudioPreroll();\r
- else\r
+ for(size_t n = 0; n < buffer_size_; ++n)\r
+ schedule_next_video(make_safe<core::read_frame>());\r
+\r
+ if(!config.embedded_audio)\r
start_playback();\r
- \r
- CASPAR_LOG(info) << print() << L" Buffer depth: " << buffer_size_; \r
- CASPAR_LOG(info) << print() << L" Successfully Initialized."; \r
}\r
\r
~decklink_consumer()\r
{ \r
is_running_ = false;\r
- video_frame_buffer_.try_push(core::read_frame::empty());\r
- audio_frame_buffer_.try_push(core::read_frame::empty());\r
+ video_frame_buffer_.try_push(std::make_shared<core::read_frame>());\r
+ audio_frame_buffer_.try_push(std::make_shared<core::read_frame>());\r
\r
if(output_ != nullptr) \r
{\r
}\r
}\r
\r
- void set_latency(latency latency)\r
+ const core::video_format_desc& get_video_format_desc() const\r
+ {\r
+ return format_desc_;\r
+ }\r
+\r
+ void set_latency(bool low_latency)\r
{ \r
- if(latency == normal_latency)\r
+ if(!low_latency)\r
{\r
configuration_->SetFlag(bmdDeckLinkConfigLowLatencyVideoOutput, false);\r
CASPAR_LOG(info) << print() << L" Enabled normal-latency mode";\r
}\r
- else if(latency == low_latency)\r
+ else\r
{ \r
configuration_->SetFlag(bmdDeckLinkConfigLowLatencyVideoOutput, true);\r
CASPAR_LOG(info) << print() << L" Enabled low-latency mode";\r
}\r
- else\r
- CASPAR_LOG(info) << print() << L" Uses driver latency settings."; \r
}\r
\r
- void set_keyer(key keyer)\r
+ void set_keyer(bool internal_key)\r
{\r
- if(keyer == internal_key) \r
+ if(internal_key) \r
{\r
if(FAILED(keyer_->Enable(FALSE))) \r
CASPAR_LOG(error) << print() << L" Failed to enable internal keyer."; \r
else\r
CASPAR_LOG(info) << print() << L" Enabled internal keyer."; \r
}\r
- else if(keyer == external_key)\r
+ else\r
{\r
if(FAILED(keyer_->Enable(TRUE))) \r
CASPAR_LOG(error) << print() << L" Failed to enable external keyer."; \r
else\r
CASPAR_LOG(info) << print() << L" Enabled external keyer."; \r
}\r
- else\r
- CASPAR_LOG(info) << print() << L" Uses driver keyer settings."; \r
}\r
\r
void enable_audio()\r
{\r
- if(FAILED(output_->EnableAudioOutput(bmdAudioSampleRate48kHz, bmdAudioSampleType16bitInteger, 2, bmdAudioOutputStreamTimestamped)))\r
+ if(FAILED(output_->EnableAudioOutput(bmdAudioSampleRate48kHz, bmdAudioSampleType32bitInteger, 2, bmdAudioOutputStreamTimestamped)))\r
BOOST_THROW_EXCEPTION(caspar_exception() << msg_info(narrow(print()) + " Could not enable audio output."));\r
\r
if(FAILED(output_->SetAudioCallback(this)))\r
BOOST_THROW_EXCEPTION(caspar_exception() << msg_info(narrow(print()) + " Could not enable video output."));\r
\r
if(FAILED(output_->SetScheduledFrameCompletionCallback(this)))\r
- BOOST_THROW_EXCEPTION(caspar_exception() << msg_info(narrow(print()) + " Failed to set playback completion callback."));\r
+ BOOST_THROW_EXCEPTION(caspar_exception() \r
+ << msg_info(narrow(print()) + " Failed to set playback completion callback.")\r
+ << boost::errinfo_api_function("SetScheduledFrameCompletionCallback"));\r
}\r
\r
void start_playback()\r
try\r
{\r
if(result == bmdOutputFrameDisplayedLate)\r
+ {\r
graph_->add_tag("late-frame");\r
+ ++frames_scheduled_;\r
+ ++audio_scheduled_;\r
+ }\r
else if(result == bmdOutputFrameDropped)\r
graph_->add_tag("dropped-frame");\r
else if(result == bmdOutputFrameFlushed)\r
graph_->add_tag("flushed-frame");\r
\r
- frame_container_.erase(std::find_if(frame_container_.begin(), frame_container_.end(), [&](const std::shared_ptr<IDeckLinkVideoFrame> frame)\r
- {\r
- return frame.get() == completed_frame;\r
- }));\r
-\r
- std::shared_ptr<const core::read_frame> frame; \r
- video_frame_buffer_.pop(frame); \r
- schedule_next_video(safe_ptr<const core::read_frame>(frame)); \r
+ std::shared_ptr<core::read_frame> frame; \r
+ video_frame_buffer_.pop(frame); \r
+ schedule_next_video(make_safe(frame)); \r
}\r
catch(...)\r
{\r
+ tbb::spin_mutex::scoped_lock lock(exception_mutex_);\r
exception_ = std::current_exception();\r
return E_FAIL;\r
}\r
return E_FAIL;\r
\r
try\r
- {\r
- std::shared_ptr<const core::read_frame> frame;\r
- audio_frame_buffer_.pop(frame);\r
- schedule_next_audio(safe_ptr<const core::read_frame>(frame)); \r
-\r
+ { \r
if(preroll)\r
- start_playback();\r
+ {\r
+ if(++preroll_count_ >= buffer_size_)\r
+ {\r
+ output_->EndAudioPreroll();\r
+ start_playback(); \r
+ }\r
+ else\r
+ schedule_next_audio(make_safe<core::read_frame>()); \r
+ }\r
+ else\r
+ {\r
+ std::shared_ptr<core::read_frame> frame;\r
+ audio_frame_buffer_.pop(frame);\r
+ schedule_next_audio(make_safe(frame)); \r
+ }\r
}\r
catch(...)\r
{\r
+ tbb::spin_mutex::scoped_lock lock(exception_mutex_);\r
exception_ = std::current_exception();\r
return E_FAIL;\r
}\r
return S_OK;\r
}\r
\r
- void schedule_next_audio(const safe_ptr<const core::read_frame>& frame)\r
+ void schedule_next_audio(const safe_ptr<core::read_frame>& frame)\r
{\r
- static std::vector<short> silence(48000, 0);\r
- \r
- const int sample_count = format_desc_.audio_samples_per_frame;\r
- const int sample_frame_count = sample_count/2;\r
+ const int sample_frame_count = frame->audio_data().size()/format_desc_.audio_channels;\r
\r
- const short* frame_audio_data = frame->audio_data().size() == sample_count ? frame->audio_data().begin() : silence.data();\r
- audio_container_.push_back(std::vector<short>(frame_audio_data, frame_audio_data+sample_count));\r
+ audio_container_.push_back(std::vector<int32_t>(frame->audio_data().begin(), frame->audio_data().end()));\r
\r
if(FAILED(output_->ScheduleAudioSamples(audio_container_.back().data(), sample_frame_count, (audio_scheduled_++) * sample_frame_count, format_desc_.audio_sample_rate, nullptr)))\r
CASPAR_LOG(error) << print() << L" Failed to schedule audio.";\r
}\r
\r
- void schedule_next_video(const safe_ptr<const core::read_frame>& frame)\r
+ void schedule_next_video(const safe_ptr<core::read_frame>& frame)\r
{\r
- std::shared_ptr<IDeckLinkVideoFrame> deck_frame;\r
- if(config_.output == key_only)\r
- deck_frame = make_alpha_only_frame(output_, frame, format_desc_);\r
- else \r
- deck_frame = std::make_shared<decklink_frame_adapter>(frame, format_desc_);\r
-\r
- frame_container_.push_back(deck_frame);\r
- if(FAILED(output_->ScheduleVideoFrame(frame_container_.back().get(), (frames_scheduled_++) * format_desc_.duration, format_desc_.duration, format_desc_.time_scale)))\r
+ CComPtr<IDeckLinkVideoFrame> frame2(new decklink_frame(frame, format_desc_, config_.key_only));\r
+ if(FAILED(output_->ScheduleVideoFrame(frame2, (frames_scheduled_++) * format_desc_.duration, format_desc_.duration, format_desc_.time_scale)))\r
CASPAR_LOG(error) << print() << L" Failed to schedule video.";\r
\r
graph_->update_value("tick-time", tick_timer_.elapsed()*format_desc_.fps*0.5);\r
tick_timer_.restart();\r
}\r
\r
- void send(const safe_ptr<const core::read_frame>& frame)\r
+ void send(const safe_ptr<core::read_frame>& frame)\r
{\r
- if(exception_ != nullptr)\r
- std::rethrow_exception(exception_);\r
+ {\r
+ tbb::spin_mutex::scoped_lock lock(exception_mutex_);\r
+ if(exception_ != nullptr)\r
+ std::rethrow_exception(exception_);\r
+ }\r
\r
if(!is_running_)\r
BOOST_THROW_EXCEPTION(caspar_exception() << msg_info(narrow(print()) + " Is not running."));\r
\r
struct decklink_consumer_proxy : public core::frame_consumer\r
{\r
- const configuration config_;\r
-\r
- com_context<decklink_consumer> context_;\r
+ const configuration config_;\r
+ com_context<decklink_consumer> context_;\r
+ core::video_format_desc format_desc_;\r
public:\r
\r
decklink_consumer_proxy(const configuration& config)\r
: config_(config)\r
- , context_(L"decklink_consumer[" + boost::lexical_cast<std::wstring>(config.device_index) + L"]"){}\r
+ , context_(L"decklink_consumer[" + boost::lexical_cast<std::wstring>(config.device_index) + L"]")\r
+ {\r
+ }\r
+\r
+ ~decklink_consumer_proxy()\r
+ {\r
+ auto str = print();\r
+ context_.reset();\r
+ CASPAR_LOG(info) << str << L" Successfully Uninitialized."; \r
+ }\r
\r
virtual void initialize(const core::video_format_desc& format_desc)\r
{\r
- context_.reset([&]{return new decklink_consumer(config_, format_desc);});\r
+ format_desc_ = format_desc;\r
+ context_.reset([&]{return new decklink_consumer(config_, format_desc_);}); \r
+ \r
+ CASPAR_LOG(info) << print() << L" Successfully Initialized."; \r
}\r
\r
- virtual void send(const safe_ptr<const core::read_frame>& frame)\r
+ virtual bool send(const safe_ptr<core::read_frame>& frame)\r
{\r
context_->send(frame);\r
+ return true;\r
}\r
\r
virtual std::wstring print() const\r
{\r
- return context_->print();\r
+ return context_ ? context_->print() : L"decklink_consumer";\r
+ }\r
+ \r
+ virtual const core::video_format_desc& get_video_format_desc() const\r
+ {\r
+ return format_desc_;\r
}\r
}; \r
\r
-safe_ptr<core::frame_consumer> create_decklink_consumer(const std::vector<std::wstring>& params) \r
+safe_ptr<core::frame_consumer> create_consumer(const std::vector<std::wstring>& params) \r
{\r
if(params.size() < 1 || params[0] != L"DECKLINK")\r
return core::frame_consumer::empty();\r
\r
if(params.size() > 1)\r
config.device_index = lexical_cast_or_default<int>(params[1], config.device_index);\r
- \r
- if(std::find(params.begin(), params.end(), L"INTERNAL_KEY") != params.end())\r
- config.keyer = internal_key;\r
- else if(std::find(params.begin(), params.end(), L"EXTERNAL_KEY") != params.end())\r
- config.keyer = external_key;\r
\r
- if(std::find(params.begin(), params.end(), L"LOW_LATENCY") != params.end())\r
- config.latency = low_latency;\r
- else if(std::find(params.begin(), params.end(), L"NORMAL_LATENCY") != params.end())\r
- config.latency = normal_latency;\r
- \r
- config.embedded_audio = std::find(params.begin(), params.end(), L"EMBEDDED_AUDIO") != params.end();\r
+ config.internal_key = std::find(params.begin(), params.end(), L"INTERNAL_KEY") != params.end();\r
+ config.low_latency = std::find(params.begin(), params.end(), L"LOW_LATENCY") != params.end();\r
+ config.embedded_audio = std::find(params.begin(), params.end(), L"EMBEDDED_AUDIO") != params.end();\r
+ config.key_only = std::find(params.begin(), params.end(), L"KEY_ONLY") != params.end();\r
\r
return make_safe<decklink_consumer_proxy>(config);\r
}\r
\r
-safe_ptr<core::frame_consumer> create_decklink_consumer(const boost::property_tree::ptree& ptree) \r
+safe_ptr<core::frame_consumer> create_consumer(const boost::property_tree::ptree& ptree) \r
{\r
configuration config;\r
\r
- auto key_str = ptree.get("key", "default");\r
- if(key_str == "internal")\r
- config.keyer = internal_key;\r
- else if(key_str == "external")\r
- config.keyer = external_key;\r
-\r
- auto latency_str = ptree.get("latency", "default");\r
- if(latency_str == "normal")\r
- config.latency = normal_latency;\r
- else if(latency_str == "low")\r
- config.latency = low_latency;\r
-\r
- auto output_str = ptree.get("output", "fill_and_key");\r
- if(output_str == "key_only")\r
- config.output = key_only;\r
-\r
- config.device_index = ptree.get("device", 0);\r
- config.embedded_audio = ptree.get("embedded-audio", false);\r
+ config.internal_key = ptree.get("internal-key", config.internal_key);\r
+ config.low_latency = ptree.get("low-latency", config.low_latency);\r
+ config.key_only = ptree.get("key-only", config.key_only);\r
+ config.device_index = ptree.get("device", config.device_index);\r
+ config.embedded_audio = ptree.get("embedded-audio", config.embedded_audio);\r
\r
return make_safe<decklink_consumer_proxy>(config);\r
}\r
\r
-}\r
+}}\r
\r
/*\r
##############################################################################\r
projects / casparcg / blobdiff