/*\r
-* copyright (c) 2010 Sveriges Television AB <info@casparcg.com>\r
+* Copyright (c) 2011 Sveriges Television AB <info@casparcg.com>\r
*\r
-* This file is part of CasparCG.\r
+* This file is part of CasparCG (www.casparcg.com).\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
+* 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
+* 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
+* Author: Robert Nagy, ronag89@gmail.com\r
*/\r
\r
#include "../StdAfx.h"\r
\r
#include "stage.h"\r
\r
-#include "../video_channel_context.h"\r
-\r
#include "layer.h"\r
\r
-#include <core/producer/frame/basic_frame.h>\r
-#include <core/producer/frame/frame_factory.h>\r
+#include "../frame/draw_frame.h"\r
+#include "../frame/frame_factory.h"\r
\r
#include <common/concurrency/executor.h>\r
+#include <common/diagnostics/graph.h>\r
\r
-#include <boost/range/algorithm.hpp>\r
+#include <core/frame/frame_transform.h>\r
\r
-#include <tbb/parallel_for.h>\r
+#include <boost/foreach.hpp>\r
+#include <boost/timer.hpp>\r
+#include <boost/property_tree/ptree.hpp>\r
+#include <boost/range/algorithm_ext.hpp>\r
\r
+#include <tbb/parallel_for_each.h>\r
+\r
+#include <functional>\r
#include <map>\r
+#include <vector>\r
\r
namespace caspar { namespace core {\r
+ \r
+struct stage::impl : public std::enable_shared_from_this<impl>\r
+{ \r
+ spl::shared_ptr<diagnostics::graph> graph_;\r
+ spl::shared_ptr<monitor::subject> event_subject_;\r
+ std::map<int, layer> layers_; \r
+ std::map<int, tweened_transform> tweens_; \r
+ executor executor_;\r
+public:\r
+ impl(spl::shared_ptr<diagnostics::graph> graph) \r
+ : graph_(std::move(graph))\r
+ , executor_(L"stage")\r
+ {\r
+ graph_->set_color("produce-time", diagnostics::color(0.0f, 1.0f, 0.0f));\r
+ }\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
+ std::map<int, spl::shared_ptr<draw_frame>> operator()(const struct video_format_desc& format_desc)\r
+ { \r
+ return executor_.invoke([=]() -> std::map<int, spl::shared_ptr<draw_frame>>\r
+ {\r
+ boost::timer frame_timer;\r
+\r
+ std::map<int, spl::shared_ptr<class draw_frame>> frames;\r
+ \r
+ try\r
+ { \r
+ std::vector<int> indices;\r
+\r
+ BOOST_FOREACH(auto& layer, layers_) \r
+ {\r
+ frames[layer.first] = draw_frame::empty(); \r
+ indices.push_back(layer.first);\r
+ } \r
+\r
+ // WORKAROUND: Compiler doesn't seem to like lambda.\r
+ tbb::parallel_for_each(indices.begin(), indices.end(), std::bind(&stage::impl::draw, this, std::placeholders::_1, std::ref(format_desc), std::ref(frames)));\r
+ }\r
+ catch(...)\r
+ {\r
+ layers_.clear();\r
+ CASPAR_LOG_CURRENT_EXCEPTION();\r
+ } \r
+ \r
+ graph_->set_value("produce-time", frame_timer.elapsed()*format_desc.fps*0.5);\r
+ *event_subject_ << monitor::event("profiler/time") % frame_timer.elapsed() % (1.0/format_desc.fps);\r
+\r
+ return frames;\r
+ });\r
+ }\r
\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
+ void draw(int index, const video_format_desc& format_desc, std::map<int, spl::shared_ptr<draw_frame>>& frames)\r
+ {\r
+ auto& layer = layers_[index];\r
+ auto& tween = tweens_[index];\r
+ auto transform = tween.fetch_and_tick(1);\r
\r
- ~destroy_producer_proxy()\r
- { \r
- if(destroy_context_.size() > 4)\r
- CASPAR_LOG(error) << L" Potential destroyer deadlock.";\r
+ frame_producer::flags flags = frame_producer::flags::none;\r
+ if(format_desc.field_mode != field_mode::progressive)\r
+ {\r
+ flags |= std::abs(transform.fill_scale[1] - 1.0) > 0.0001 ? frame_producer::flags::deinterlace : frame_producer::flags::none;\r
+ flags |= std::abs(transform.fill_translation[1]) > 0.0001 ? frame_producer::flags::deinterlace : frame_producer::flags::none;\r
+ }\r
\r
- destroy_context_.begin_invoke(std::bind(&destroy_producer, std::move(producer_)));\r
- }\r
+ if(transform.is_key)\r
+ flags |= frame_producer::flags::alpha_only;\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
+ auto frame = layer.receive(flags, format_desc); \r
+ \r
+ frame = spl::make_shared<core::draw_frame>(frame);\r
+ frame->get_frame_transform() = transform;\r
+\r
+ if(format_desc.field_mode != core::field_mode::progressive)\r
+ { \r
+ auto frame2 = spl::make_shared<core::draw_frame>(frame);\r
+ frame2->get_frame_transform() = tween.fetch_and_tick(1);\r
+ frame = core::draw_frame::interlace(frame, frame2, format_desc.field_mode);\r
+ }\r
+\r
+ frames[index] = frame;\r
+ }\r
\r
-struct stage::implementation : boost::noncopyable\r
-{ \r
- std::map<int, layer> layers_; \r
- typedef std::map<int, layer>::value_type layer_t;\r
+ layer& get_layer(int index)\r
+ {\r
+ auto it = layers_.find(index);\r
+ if(it == std::end(layers_))\r
+ {\r
+ it = layers_.insert(std::make_pair(index, layer(index))).first;\r
+ it->second.subscribe(event_subject_);\r
+ }\r
+ return it->second;\r
+ }\r
\r
- video_channel_context& channel_;\r
-public:\r
- implementation(video_channel_context& video_channel) \r
- : channel_(video_channel)\r
+ void apply_transforms(const std::vector<std::tuple<int, stage::transform_func_t, unsigned int, tweener>>& transforms)\r
{\r
+ executor_.begin_invoke([=]\r
+ {\r
+ BOOST_FOREACH(auto& transform, transforms)\r
+ {\r
+ auto src = tweens_[std::get<0>(transform)].fetch();\r
+ auto dst = std::get<1>(transform)(src);\r
+ tweens_[std::get<0>(transform)] = tweened_transform(src, dst, std::get<2>(transform), std::get<3>(transform));\r
+ }\r
+ }, task_priority::high_priority);\r
}\r
\r
- std::map<int, safe_ptr<basic_frame>> execute()\r
- { \r
- std::map<int, safe_ptr<basic_frame>> frames;\r
-\r
- try\r
+ void apply_transform(int index, const stage::transform_func_t& transform, unsigned int mix_duration, const tweener& tween)\r
+ {\r
+ executor_.begin_invoke([=]\r
{\r
- // Allocate placeholders.\r
- BOOST_FOREACH(auto layer, layers_)\r
- frames[layer.first] = basic_frame::empty();\r
+ auto src = tweens_[index].fetch();\r
+ auto dst = transform(src);\r
+ tweens_[index] = tweened_transform(src, dst, mix_duration, tween);\r
+ }, task_priority::high_priority);\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
- catch(...)\r
+ void clear_transforms(int index)\r
+ {\r
+ executor_.begin_invoke([=]\r
{\r
- CASPAR_LOG_CURRENT_EXCEPTION();\r
- }\r
- \r
- return frames;\r
+ tweens_.erase(index);\r
+ }, task_priority::high_priority);\r
}\r
\r
- void load(int index, const safe_ptr<frame_producer>& producer, bool preview)\r
+ void clear_transforms()\r
{\r
- channel_.execution().invoke([&]\r
+ executor_.begin_invoke([=]\r
{\r
- layers_[index].load(make_safe<destroy_producer_proxy>(channel_.destruction(), producer), preview);\r
- });\r
+ tweens_.clear();\r
+ }, task_priority::high_priority);\r
+ }\r
+ \r
+ void load(int index, const spl::shared_ptr<frame_producer>& producer, const boost::optional<int32_t>& auto_play_delta)\r
+ {\r
+ executor_.begin_invoke([=]\r
+ {\r
+ get_layer(index).load(producer, auto_play_delta);\r
+ }, task_priority::high_priority);\r
}\r
\r
void pause(int index)\r
{ \r
- channel_.execution().invoke([&]\r
+ executor_.begin_invoke([=]\r
{\r
layers_[index].pause();\r
- });\r
+ }, task_priority::high_priority);\r
}\r
\r
void play(int index)\r
{ \r
- channel_.execution().invoke([&]\r
+ executor_.begin_invoke([=]\r
{\r
layers_[index].play();\r
- });\r
+ }, task_priority::high_priority);\r
}\r
\r
void stop(int index)\r
{ \r
- channel_.execution().invoke([&]\r
+ executor_.begin_invoke([=]\r
{\r
layers_[index].stop();\r
- });\r
+ }, task_priority::high_priority);\r
}\r
\r
void clear(int index)\r
{\r
- channel_.execution().invoke([&]\r
+ executor_.begin_invoke([=]\r
{\r
layers_.erase(index);\r
- });\r
+ }, task_priority::high_priority);\r
}\r
\r
void clear()\r
{\r
- channel_.execution().invoke([&]\r
+ executor_.begin_invoke([=]\r
{\r
layers_.clear();\r
- });\r
+ }, task_priority::high_priority);\r
} \r
- \r
- void swap_layer(int index, size_t other_index)\r
+ \r
+ void swap_layers(stage& other)\r
{\r
- channel_.execution().invoke([&]\r
+ auto other_impl = other.impl_;\r
+\r
+ if(other_impl.get() == this)\r
+ return;\r
+ \r
+ auto func = [=]\r
{\r
- layers_[index].swap(layers_[other_index]);\r
- });\r
+ auto layers = layers_ | boost::adaptors::map_values;\r
+ auto other_layers = other_impl->layers_ | boost::adaptors::map_values;\r
+\r
+ BOOST_FOREACH(auto& layer, layers)\r
+ layer.unsubscribe(event_subject_);\r
+ \r
+ BOOST_FOREACH(auto& layer, other_layers)\r
+ layer.unsubscribe(event_subject_);\r
+ \r
+ std::swap(layers_, other_impl->layers_);\r
+ \r
+ BOOST_FOREACH(auto& layer, layers)\r
+ layer.subscribe(event_subject_);\r
+ \r
+ BOOST_FOREACH(auto& layer, other_layers)\r
+ layer.subscribe(event_subject_);\r
+ }; \r
+ executor_.begin_invoke([=]\r
+ {\r
+ other_impl->executor_.invoke(func, task_priority::high_priority);\r
+ }, task_priority::high_priority);\r
}\r
\r
- void swap_layer(int index, size_t other_index, stage& other)\r
+ void swap_layer(int index, int other_index)\r
{\r
- if(other.impl_.get() == this)\r
- swap_layer(index, other_index);\r
- else\r
+ executor_.begin_invoke([=]\r
{\r
- if(channel_.get_format_desc() != other.impl_->channel_.get_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
+ std::swap(layers_[index], layers_[other_index]);\r
+ }, task_priority::high_priority);\r
}\r
\r
- void swap(stage& other)\r
+ void swap_layer(int index, int other_index, stage& other)\r
{\r
- if(other.impl_.get() == this)\r
- return;\r
-\r
- if(channel_.get_format_desc() != other.impl_->channel_.get_format_desc())\r
- BOOST_THROW_EXCEPTION(not_supported() << msg_info("Cannot swap between channels with different formats."));\r
+ auto other_impl = other.impl_;\r
\r
- auto func = [&]\r
+ if(other_impl.get() == this)\r
+ swap_layer(index, other_index);\r
+ else\r
{\r
- auto sel_first = [](const std::pair<int, layer>& pair){return pair.first;};\r
+ auto func = [=]\r
+ {\r
+ auto& my_layer = get_layer(index);\r
+ auto& other_layer = other_impl->get_layer(other_index);\r
\r
- std::set<int> indices;\r
- auto inserter = std::inserter(indices, indices.begin());\r
+ my_layer.unsubscribe(event_subject_);\r
+ other_layer.unsubscribe(other_impl->event_subject_);\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
+ std::swap(my_layer, other_layer);\r
\r
- BOOST_FOREACH(auto index, indices)\r
- layers_[index].swap(other.impl_->layers_[index]);\r
- };\r
+ my_layer.subscribe(event_subject_);\r
+ other_layer.subscribe(other_impl->event_subject_);\r
+ }; \r
+ executor_.begin_invoke([=]\r
+ {\r
+ other_impl->executor_.invoke(func, task_priority::high_priority);\r
+ }, task_priority::high_priority);\r
+ }\r
+ }\r
\r
- channel_.execution().invoke([&]{other.impl_->channel_.execution().invoke(func);});\r
+ boost::unique_future<spl::shared_ptr<frame_producer>> foreground(int index)\r
+ {\r
+ return executor_.begin_invoke([=]\r
+ {\r
+ return layers_[index].foreground();\r
+ }, task_priority::high_priority);\r
}\r
\r
- boost::unique_future<safe_ptr<frame_producer>> foreground(int index)\r
+ boost::unique_future<spl::shared_ptr<frame_producer>> background(int index)\r
{\r
- return channel_.execution().begin_invoke([=]{return layers_[index].foreground();});\r
+ return executor_.begin_invoke([=]\r
+ {\r
+ return layers_[index].background();\r
+ }, task_priority::high_priority);\r
}\r
- \r
- boost::unique_future<safe_ptr<frame_producer>> background(int index)\r
+\r
+ boost::unique_future<boost::property_tree::wptree> info()\r
{\r
- return channel_.execution().begin_invoke([=]{return layers_[index].background();});\r
+ return executor_.begin_invoke([this]() -> boost::property_tree::wptree\r
+ {\r
+ boost::property_tree::wptree info;\r
+ BOOST_FOREACH(auto& layer, layers_) \r
+ info.add_child(L"layers.layer", layer.second.info())\r
+ .add(L"index", layer.first); \r
+ return info;\r
+ }, task_priority::high_priority);\r
}\r
+\r
+ boost::unique_future<boost::property_tree::wptree> info(int index)\r
+ {\r
+ return executor_.begin_invoke([=]\r
+ {\r
+ return layers_[index].info();\r
+ }, task_priority::high_priority);\r
+ } \r
};\r
\r
-stage::stage(video_channel_context& video_channel) : impl_(new implementation(video_channel)){}\r
-void stage::swap(stage& other){impl_->swap(other);}\r
-void stage::load(int index, const safe_ptr<frame_producer>& producer, bool preview){impl_->load(index, producer, preview);}\r
+stage::stage(spl::shared_ptr<diagnostics::graph> graph) : impl_(new impl(std::move(graph))){}\r
+void stage::apply_transforms(const std::vector<stage::transform_tuple_t>& transforms){impl_->apply_transforms(transforms);}\r
+void stage::apply_transform(int index, const std::function<core::frame_transform(core::frame_transform)>& transform, unsigned int mix_duration, const tweener& tween){impl_->apply_transform(index, transform, mix_duration, tween);}\r
+void stage::clear_transforms(int index){impl_->clear_transforms(index);}\r
+void stage::clear_transforms(){impl_->clear_transforms();}\r
+void stage::load(int index, const spl::shared_ptr<frame_producer>& producer, const boost::optional<int32_t>& auto_play_delta){impl_->load(index, producer, auto_play_delta);}\r
void stage::pause(int index){impl_->pause(index);}\r
void stage::play(int index){impl_->play(index);}\r
void stage::stop(int index){impl_->stop(index);}\r
void stage::clear(int index){impl_->clear(index);}\r
void stage::clear(){impl_->clear();}\r
-void stage::swap_layer(int index, size_t other_index){impl_->swap_layer(index, other_index);}\r
-void stage::swap_layer(int index, size_t other_index, stage& other){impl_->swap_layer(index, other_index, other);}\r
-boost::unique_future<safe_ptr<frame_producer>> stage::foreground(size_t index) {return impl_->foreground(index);}\r
-boost::unique_future<safe_ptr<frame_producer>> stage::background(size_t index) {return impl_->background(index);}\r
-std::map<int, safe_ptr<basic_frame>> stage::execute(){return impl_->execute();}\r
+void stage::swap_layers(stage& other){impl_->swap_layers(other);}\r
+void stage::swap_layer(int index, int other_index){impl_->swap_layer(index, other_index);}\r
+void stage::swap_layer(int index, int other_index, stage& other){impl_->swap_layer(index, other_index, other);}\r
+boost::unique_future<spl::shared_ptr<frame_producer>> stage::foreground(int index) {return impl_->foreground(index);}\r
+boost::unique_future<spl::shared_ptr<frame_producer>> stage::background(int index) {return impl_->background(index);}\r
+boost::unique_future<boost::property_tree::wptree> stage::info() const{return impl_->info();}\r
+boost::unique_future<boost::property_tree::wptree> stage::info(int index) const{return impl_->info(index);}\r
+std::map<int, spl::shared_ptr<class draw_frame>> stage::operator()(const video_format_desc& format_desc){return (*impl_)(format_desc);}\r
+void stage::subscribe(const monitor::observable::observer_ptr& o) {impl_->event_subject_->subscribe(o);}\r
+void stage::unsubscribe(const monitor::observable::observer_ptr& o) {impl_->event_subject_->unsubscribe(o);}\r
}}
\ No newline at end of file