-#include "..\StdAfx.h"\r
+/*\r
+* copyright (c) 2010 Sveriges Television AB <info@casparcg.com>\r
+*\r
+* This file is part of CasparCG.\r
+*\r
+* CasparCG is free software: you can redistribute it and/or modify\r
+* it under the terms of the GNU General Public License as published by\r
+* the Free Software Foundation, either version 3 of the License, or\r
+* (at your option) any later version.\r
+*\r
+* CasparCG is distributed in the hope that it will be useful,\r
+* but WITHOUT ANY WARRANTY; without even the implied warranty of\r
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\r
+* GNU General Public License for more details.\r
+\r
+* You should have received a copy of the GNU General Public License\r
+* along with CasparCG. If not, see <http://www.gnu.org/licenses/>.\r
+*\r
+*/\r
+\r
+#include "../StdAfx.h"\r
\r
#include "frame_producer_device.h"\r
\r
+#include "../video_channel_context.h"\r
+\r
#include "layer.h"\r
\r
-#include "../format/video_format.h"\r
-#include "../processor/composite_frame.h"\r
+#include <core/producer/frame/basic_frame.h>\r
+#include <core/producer/frame/frame_factory.h>\r
\r
-#include "../../common/utility/scope_exit.h"\r
+#include <common/diagnostics/graph.h>\r
+#include <common/concurrency/executor.h>\r
\r
-#include <boost/thread.hpp>\r
-#include <boost/range/algorithm_ext/erase.hpp>\r
-#include <boost/range/algorithm.hpp>\r
-#include <boost/foreach.hpp>\r
+#include <boost/timer.hpp>\r
\r
-#include <tbb/concurrent_vector.h>\r
#include <tbb/parallel_for.h>\r
-#include <tbb/mutex.h>\r
- \r
+\r
+#include <map>\r
+\r
namespace caspar { namespace core {\r
- \r
-std::vector<gpu_frame_ptr> render_frames(std::map<int, layer>& layers)\r
-{ \r
- std::vector<gpu_frame_ptr> frames(layers.size(), nullptr);\r
- tbb::parallel_for(tbb::blocked_range<size_t>(0, frames.size()), \r
- [&](const tbb::blocked_range<size_t>& r)\r
- {\r
- auto it = layers.begin();\r
- std::advance(it, r.begin());\r
- for(size_t i = r.begin(); i != r.end(); ++i, ++it)\r
- frames[i] = it->second.render_frame();\r
- }); \r
- return frames;\r
+ \r
+void destroy_producer(safe_ptr<frame_producer>& producer)\r
+{\r
+ if(!producer.unique())\r
+ CASPAR_LOG(warning) << producer->print() << L" Not destroyed on safe asynchronous destruction thread.";\r
+ \r
+ producer = frame_producer::empty();\r
}\r
\r
-struct frame_producer_device::implementation : boost::noncopyable\r
-{ \r
- implementation(const frame_processor_device_ptr& frame_processor) \r
- : frame_processor_(frame_processor)\r
- {\r
- render_thread_ = boost::thread([=]{run();});\r
+class destroy_producer_proxy : public frame_producer\r
+{\r
+ safe_ptr<frame_producer> producer_;\r
+ executor& destroy_context_;\r
+public:\r
+ destroy_producer_proxy(executor& destroy_context, const safe_ptr<frame_producer>& producer) \r
+ : producer_(producer)\r
+ , destroy_context_(destroy_context){}\r
+\r
+ ~destroy_producer_proxy()\r
+ { \r
+ if(destroy_context_.size() > 4)\r
+ CASPAR_LOG(error) << L" Potential destroyer deadlock.";\r
+\r
+ destroy_context_.begin_invoke(std::bind(&destroy_producer, std::move(producer_)));\r
}\r
- \r
- ~implementation()\r
+\r
+ virtual safe_ptr<basic_frame> receive() {return core::receive(producer_);}\r
+ virtual std::wstring print() const {return producer_->print();}\r
+ virtual void param(const std::wstring& str) {producer_->param(str);}\r
+ virtual safe_ptr<frame_producer> get_following_producer() const {return producer_->get_following_producer();}\r
+ virtual void set_leading_producer(const safe_ptr<frame_producer>& producer) {producer_->set_leading_producer(producer);}\r
+};\r
+\r
+struct frame_producer_device::implementation : boost::noncopyable\r
+{ \r
+ std::map<int, layer> layers_; \r
+ typedef std::map<int, layer>::value_type layer_t;\r
+ \r
+ safe_ptr<diagnostics::graph> diag_;\r
+ boost::timer frame_timer_;\r
+ boost::timer tick_timer_;\r
+ boost::timer output_timer_;\r
+ \r
+ video_channel_context& channel_;\r
+public:\r
+ implementation(video_channel_context& video_channel) \r
+ : diag_(diagnostics::create_graph(std::string("frame_producer_device")))\r
+ , channel_(video_channel)\r
{\r
- is_running_ = false;\r
- render_thread_.join();\r
+ diag_->add_guide("frame-time", 0.5f); \r
+ diag_->set_color("frame-time", diagnostics::color(1.0f, 0.0f, 0.0f));\r
+ diag_->set_color("tick-time", diagnostics::color(0.1f, 0.7f, 0.8f)); \r
}\r
+ \r
+ std::map<int, safe_ptr<basic_frame>> operator()()\r
+ { \r
+ frame_timer_.restart();\r
\r
- void run()\r
- { \r
- win32_exception::install_handler();\r
- \r
- is_running_ = true;\r
- while(is_running_)\r
+ std::map<int, safe_ptr<basic_frame>> frames;\r
+\r
+ // Allocate placeholders.\r
+ std::for_each(layers_.begin(), layers_.end(), [&](layer_t& layer)\r
{\r
- try\r
- { \r
- std::vector<gpu_frame_ptr> frames;\r
- {\r
- tbb::mutex::scoped_lock lock(layers_mutex_); \r
- frames = render_frames(layers_);\r
- } \r
- frame_processor_->send(std::make_shared<composite_frame>(frames));\r
- }\r
- catch(...)\r
- {\r
- try\r
- {\r
- CASPAR_LOG_CURRENT_EXCEPTION();\r
- layers_.clear();\r
- CASPAR_LOG(error) << "Unexpected exception. Cleared layers in render-device";\r
- }\r
- catch(...){}\r
- }\r
- }\r
+ frames[layer.first] = basic_frame::empty();\r
+ });\r
+\r
+ // Render layers\r
+ tbb::parallel_for_each(layers_.begin(), layers_.end(), [&](layer_t& layer)\r
+ {\r
+ frames[layer.first] = layer.second.receive();\r
+ });\r
+ \r
+ diag_->update_value("frame-time", frame_timer_.elapsed()*channel_.format_desc.fps*0.5);\r
+\r
+ diag_->update_value("tick-time", tick_timer_.elapsed()*channel_.format_desc.fps*0.5);\r
+ tick_timer_.restart();\r
+\r
+ return frames;\r
}\r
\r
- void load(int render_layer, const frame_producer_ptr& producer, load_option::type option)\r
+ void load(int index, const safe_ptr<frame_producer>& producer, bool preview)\r
{\r
- producer->initialize(frame_processor_);\r
- tbb::mutex::scoped_lock lock(layers_mutex_);\r
- layers_[render_layer].load(producer, option);\r
+ channel_.execution.invoke([&]{layers_[index].load(make_safe<destroy_producer_proxy>(channel_.destruction, producer), preview);});\r
}\r
- \r
- void pause(int render_layer)\r
+\r
+ void pause(int index)\r
{ \r
- tbb::mutex::scoped_lock lock(layers_mutex_);\r
- auto it = layers_.find(render_layer);\r
- if(it != layers_.end())\r
- it->second.pause(); \r
+ channel_.execution.invoke([&]{layers_[index].pause();});\r
}\r
\r
- void play(int render_layer)\r
+ void play(int index)\r
{ \r
- tbb::mutex::scoped_lock lock(layers_mutex_);\r
- auto it = layers_.find(render_layer);\r
- if(it != layers_.end())\r
- it->second.play(); \r
+ channel_.execution.invoke([&]{layers_[index].play();});\r
}\r
\r
- void stop(int render_layer)\r
+ void stop(int index)\r
{ \r
- tbb::mutex::scoped_lock lock(layers_mutex_);\r
- auto it = layers_.find(render_layer);\r
- if(it != layers_.end())\r
- it->second.stop();\r
+ channel_.execution.invoke([&]{layers_[index].stop();});\r
}\r
\r
- void clear(int render_layer)\r
+ void clear(int index)\r
{\r
- tbb::mutex::scoped_lock lock(layers_mutex_);\r
- auto it = layers_.find(render_layer);\r
- if(it != layers_.end())\r
- it->second.clear(); \r
+ channel_.execution.invoke([&]{layers_.erase(index);});\r
}\r
\r
void clear()\r
{\r
- tbb::mutex::scoped_lock lock(layers_mutex_);\r
- layers_.clear();\r
- } \r
+ channel_.execution.invoke([&]{layers_.clear();});\r
+ } \r
+ \r
+ void swap_layer(int index, size_t other_index)\r
+ {\r
+ channel_.execution.invoke([&]{layers_[index].swap(layers_[other_index]);});\r
+ }\r
+\r
+ void swap_layer(int index, size_t other_index, frame_producer_device& other)\r
+ {\r
+ if(other.impl_.get() == this)\r
+ swap_layer(index, other_index);\r
+ else\r
+ {\r
+ if(channel_.format_desc != other.impl_->channel_.format_desc)\r
+ BOOST_THROW_EXCEPTION(not_supported() << msg_info("Cannot swap between channels with different formats."));\r
+\r
+ auto func = [&]{layers_[index].swap(other.impl_->layers_[other_index]);};\r
+ \r
+ channel_.execution.invoke([&]{other.impl_->channel_.execution.invoke(func);});\r
+ }\r
+ }\r
\r
- frame_producer_ptr foreground(int render_layer) const\r
+ void swap(frame_producer_device& other)\r
{\r
- tbb::mutex::scoped_lock lock(layers_mutex_);\r
- auto it = layers_.find(render_layer);\r
- return it != layers_.end() ? it->second.foreground() : nullptr;\r
+ if(other.impl_.get() == this)\r
+ return;\r
+\r
+ if(channel_.format_desc != other.impl_->channel_.format_desc)\r
+ BOOST_THROW_EXCEPTION(not_supported() << msg_info("Cannot swap between channels with different formats."));\r
+\r
+ auto func = [&]\r
+ {\r
+ auto sel_first = [](const std::pair<int, layer>& pair){return pair.first;};\r
+\r
+ std::set<int> indices;\r
+ auto inserter = std::inserter(indices, indices.begin());\r
+\r
+ std::transform(layers_.begin(), layers_.end(), inserter, sel_first);\r
+ std::transform(other.impl_->layers_.begin(), other.impl_->layers_.end(), inserter, sel_first);\r
+\r
+ std::for_each(indices.begin(), indices.end(), [&](int index)\r
+ {\r
+ layers_[index].swap(other.impl_->layers_[index]);\r
+ }); \r
+ };\r
+ \r
+ channel_.execution.invoke([&]{other.impl_->channel_.execution.invoke(func);});\r
}\r
\r
- frame_producer_ptr background(int render_layer) const\r
+ boost::unique_future<safe_ptr<frame_producer>> foreground(int index)\r
{\r
- tbb::mutex::scoped_lock lock(layers_mutex_);\r
- auto it = layers_.find(render_layer);\r
- return it != layers_.end() ? it->second.background() : nullptr;\r
+ return channel_.execution.begin_invoke([=]{return layers_[index].foreground();});\r
}\r
- \r
- frame_processor_device_ptr frame_processor_;\r
-\r
- boost::thread render_thread_;\r
- \r
- mutable tbb::mutex layers_mutex_;\r
- std::map<int, layer> layers_;\r
\r
- tbb::atomic<bool> is_running_; \r
+ boost::unique_future<safe_ptr<frame_producer>> background(int index)\r
+ {\r
+ return channel_.execution.begin_invoke([=]{return layers_[index].background();});\r
+ }\r
};\r
\r
-frame_producer_device::frame_producer_device(const frame_processor_device_ptr& frame_processor) \r
- : impl_(new implementation(frame_processor)){}\r
-void frame_producer_device::load(int render_layer, const frame_producer_ptr& producer, load_option::type option){impl_->load(render_layer, producer, option);}\r
-void frame_producer_device::pause(int render_layer){impl_->pause(render_layer);}\r
-void frame_producer_device::play(int render_layer){impl_->play(render_layer);}\r
-void frame_producer_device::stop(int render_layer){impl_->stop(render_layer);}\r
-void frame_producer_device::clear(int render_layer){impl_->clear(render_layer);}\r
+frame_producer_device::frame_producer_device(video_channel_context& video_channel) : impl_(new implementation(video_channel)){}\r
+void frame_producer_device::swap(frame_producer_device& other){impl_->swap(other);}\r
+void frame_producer_device::load(int index, const safe_ptr<frame_producer>& producer, bool preview){impl_->load(index, producer, preview);}\r
+void frame_producer_device::pause(int index){impl_->pause(index);}\r
+void frame_producer_device::play(int index){impl_->play(index);}\r
+void frame_producer_device::stop(int index){impl_->stop(index);}\r
+void frame_producer_device::clear(int index){impl_->clear(index);}\r
void frame_producer_device::clear(){impl_->clear();}\r
-frame_producer_ptr frame_producer_device::foreground(int render_layer) const {return impl_->foreground(render_layer);}\r
-frame_producer_ptr frame_producer_device::background(int render_layer) const {return impl_->background(render_layer);}\r
-}}\r
+void frame_producer_device::swap_layer(int index, size_t other_index){impl_->swap_layer(index, other_index);}\r
+void frame_producer_device::swap_layer(int index, size_t other_index, frame_producer_device& other){impl_->swap_layer(index, other_index, other);}\r
+boost::unique_future<safe_ptr<frame_producer>> frame_producer_device::foreground(size_t index) {return impl_->foreground(index);}\r
+boost::unique_future<safe_ptr<frame_producer>> frame_producer_device::background(size_t index) {return impl_->background(index);}\r
+std::map<int, safe_ptr<basic_frame>> frame_producer_device::operator()(){return (*impl_)();}\r
+}}
\ No newline at end of file
projects / casparcg / blobdiff