\r
#include "transition_producer.h"\r
\r
-#include "../../frame/frame_format.h"\r
-#include "../../frame/gpu_frame.h"\r
-#include "../../frame/gpu_composite_frame.h"\r
-#include "../../frame/frame_factory.h"\r
+#include <core/video_format.h>\r
\r
-#include "../../../common/utility/memory.h"\r
-#include "../../renderer/render_device.h"\r
+#include <core/producer/frame/basic_frame.h>\r
+#include <core/producer/frame/image_transform.h>\r
+#include <core/producer/frame/audio_transform.h>\r
\r
-#include <boost/range/algorithm/copy.hpp>\r
+#include <tbb/parallel_invoke.h>\r
\r
namespace caspar { namespace core { \r
\r
-struct transition_producer::implementation : boost::noncopyable\r
-{\r
- implementation(const frame_producer_ptr& dest, const transition_info& info, const frame_format_desc& format_desc) \r
- : current_frame_(0), info_(info), format_desc_(format_desc), dest_(dest)\r
- {\r
- if(!dest)\r
- BOOST_THROW_EXCEPTION(null_argument() << arg_name_info("dest"));\r
- }\r
+struct transition_producer : public frame_producer\r
+{ \r
+ const video_mode::type mode_;\r
+ unsigned int current_frame_;\r
+ \r
+ const transition_info info_;\r
+ \r
+ safe_ptr<frame_producer> dest_producer_;\r
+ safe_ptr<frame_producer> source_producer_;\r
+\r
+ safe_ptr<basic_frame> last_frame_;\r
\r
- frame_producer_ptr get_following_producer() const\r
- {\r
- return dest_;\r
- }\r
+ explicit transition_producer(const video_mode::type& mode, const safe_ptr<frame_producer>& dest, const transition_info& info) \r
+ : mode_(mode)\r
+ , current_frame_(0)\r
+ , info_(info)\r
+ , dest_producer_(dest)\r
+ , source_producer_(frame_producer::empty())\r
+ , last_frame_(basic_frame::empty()){}\r
\r
- void set_leading_producer(const frame_producer_ptr& producer)\r
+ // frame_producer\r
+\r
+ virtual safe_ptr<frame_producer> get_following_producer() const\r
{\r
- source_ = producer;\r
+ return dest_producer_;\r
}\r
- \r
- gpu_frame_ptr get_frame()\r
+ \r
+ virtual void set_leading_producer(const safe_ptr<frame_producer>& producer)\r
{\r
- return ++current_frame_ >= info_.duration ? nullptr : compose(get_producer_frame(dest_), get_producer_frame(source_));\r
+ source_producer_ = producer;\r
}\r
\r
- gpu_frame_ptr get_producer_frame(frame_producer_ptr& producer)\r
+ virtual safe_ptr<basic_frame> receive(int hints)\r
{\r
- if(producer == nullptr)\r
- { \r
- auto frame = factory_->create_frame(format_desc_);\r
- common::clear(frame->data(), frame->size());\r
- return frame;\r
- }\r
+ if(current_frame_++ >= info_.duration)\r
+ return basic_frame::eof();\r
+ \r
+ auto dest = basic_frame::empty();\r
+ auto source = basic_frame::empty();\r
\r
- gpu_frame_ptr frame;\r
- try\r
+ tbb::parallel_invoke(\r
+ [&]\r
{\r
- frame = producer->get_frame();\r
- }\r
- catch(...)\r
+ dest = receive_and_follow(dest_producer_, hints);\r
+ if(dest == core::basic_frame::late())\r
+ dest = dest_producer_->last_frame();\r
+ },\r
+ [&]\r
{\r
- CASPAR_LOG_CURRENT_EXCEPTION();\r
- producer = nullptr;\r
- CASPAR_LOG(warning) << "Removed renderer from transition.";\r
- }\r
+ source = receive_and_follow(source_producer_, hints);\r
+ if(source == core::basic_frame::late())\r
+ source = source_producer_->last_frame();\r
+ });\r
\r
- if(frame == nullptr && producer != nullptr && producer->get_following_producer() != nullptr)\r
- {\r
- auto following = producer->get_following_producer();\r
- following->initialize(factory_);\r
- following->set_leading_producer(producer);\r
- producer = following;\r
- return get_producer_frame(producer);\r
- }\r
- return frame;\r
+ return last_frame_ = compose(dest, source);\r
+ }\r
+\r
+ virtual safe_ptr<core::basic_frame> last_frame() const\r
+ {\r
+ return disable_audio(last_frame_);\r
+ }\r
+\r
+ virtual int64_t nb_frames() const \r
+ {\r
+ return get_following_producer()->nb_frames();\r
}\r
- \r
- gpu_frame_ptr compose(const gpu_frame_ptr& dest_frame, const gpu_frame_ptr& src_frame) \r
- { \r
- if(!src_frame)\r
- return dest_frame;\r
\r
- if(info_.type == transition_type::cut || !dest_frame) \r
+ virtual std::wstring print() const\r
+ {\r
+ return L"transition[" + source_producer_->print() + L"|" + dest_producer_->print() + L"]";\r
+ }\r
+ \r
+ // transition_producer\r
+ \r
+ safe_ptr<basic_frame> compose(const safe_ptr<basic_frame>& dest_frame, const safe_ptr<basic_frame>& src_frame) \r
+ { \r
+ if(info_.type == transition::cut) \r
return src_frame;\r
+ \r
+ const double delta1 = info_.tweener(current_frame_*2-1, 0.0, 1.0, info_.duration*2);\r
+ const double delta2 = info_.tweener(current_frame_*2, 0.0, 1.0, info_.duration*2); \r
+\r
+ const double dir = info_.direction == transition_direction::from_left ? 1.0 : -1.0; \r
\r
- int volume = static_cast<int>(static_cast<double>(current_frame_)/static_cast<double>(info_.duration)*256.0);\r
- \r
- for(size_t n = 0; n < dest_frame->audio_data().size(); ++n)\r
- dest_frame->audio_data()[n] = static_cast<short>((static_cast<int>(dest_frame->audio_data()[n])*volume)>>8);\r
+ // For interlaced transitions. Seperate fields into seperate frames which are transitioned accordingly.\r
+ \r
+ auto s_frame1 = make_safe<basic_frame>(src_frame);\r
+ auto s_frame2 = make_safe<basic_frame>(src_frame);\r
\r
- for(size_t n = 0; n < src_frame->audio_data().size(); ++n)\r
- src_frame->audio_data()[n] = static_cast<short>((static_cast<int>(src_frame->audio_data()[n])*(256-volume))>>8);\r
- \r
- float alpha = static_cast<float>(current_frame_)/static_cast<float>(info_.duration);\r
- auto composite = std::make_shared<gpu_composite_frame>();\r
- composite->add(src_frame);\r
- composite->add(dest_frame);\r
- if(info_.type == transition_type::mix)\r
+ s_frame1->get_audio_transform().set_has_audio(false);\r
+ s_frame2->get_audio_transform().set_gain(1.0-delta2);\r
+\r
+ auto d_frame1 = make_safe<basic_frame>(dest_frame);\r
+ auto d_frame2 = make_safe<basic_frame>(dest_frame);\r
+ \r
+ d_frame1->get_audio_transform().set_has_audio(false);\r
+ d_frame2->get_audio_transform().set_gain(delta2);\r
+\r
+ if(info_.type == transition::mix)\r
{\r
- src_frame->alpha(1.0f-alpha);\r
- dest_frame->alpha(alpha);\r
+ d_frame1->get_image_transform().set_opacity(delta1); \r
+ d_frame2->get_image_transform().set_opacity(delta2);\r
+\r
+ //s_frame1->get_image_transform().set_opacity(1.0-delta1); \r
+ //s_frame2->get_image_transform().set_opacity(1.0-delta2); \r
}\r
- else if(info_.type == transition_type::slide)\r
+ else if(info_.type == transition::slide)\r
{\r
- if(info_.direction == transition_direction::from_left) \r
- dest_frame->translate(-1.0f+alpha, 0.0f); \r
- else if(info_.direction == transition_direction::from_right)\r
- dest_frame->translate(1.0f-alpha, 0.0f); \r
+ d_frame1->get_image_transform().set_fill_translation((-1.0+delta1)*dir, 0.0); \r
+ d_frame2->get_image_transform().set_fill_translation((-1.0+delta2)*dir, 0.0); \r
}\r
- else if(info_.type == transition_type::push)\r
+ else if(info_.type == transition::push)\r
{\r
- if(info_.direction == transition_direction::from_left) \r
- {\r
- dest_frame->translate(-1.0f+alpha, 0.0f);\r
- src_frame->translate(0.0f+alpha, 0.0f);\r
- }\r
- else if(info_.direction == transition_direction::from_right)\r
- {\r
- dest_frame->translate(1.0f-alpha, 0.0f);\r
- src_frame->translate(0.0f-alpha, 0.0f);\r
- }\r
+ d_frame1->get_image_transform().set_fill_translation((-1.0+delta1)*dir, 0.0);\r
+ d_frame2->get_image_transform().set_fill_translation((-1.0+delta2)*dir, 0.0);\r
+\r
+ s_frame1->get_image_transform().set_fill_translation((0.0+delta1)*dir, 0.0); \r
+ s_frame2->get_image_transform().set_fill_translation((0.0+delta2)*dir, 0.0); \r
}\r
- return composite;\r
- }\r
+ else if(info_.type == transition::wipe) \r
+ {\r
+ d_frame1->get_image_transform().set_clip_scale(delta1, 1.0); \r
+ d_frame2->get_image_transform().set_clip_scale(delta2, 1.0); \r
+ }\r
+ \r
+ const auto s_frame = s_frame1->get_image_transform() == s_frame2->get_image_transform() ? s_frame2 : basic_frame::interlace(s_frame1, s_frame2, mode_);\r
+ const auto d_frame = d_frame1->get_image_transform() == d_frame2->get_image_transform() ? d_frame2 : basic_frame::interlace(d_frame1, d_frame2, mode_);\r
\r
- void initialize(const frame_factory_ptr& factory)\r
- {\r
- dest_->initialize(factory);\r
- factory_ = factory;\r
+ return basic_frame::combine(s_frame, d_frame);\r
}\r
-\r
- const frame_format_desc format_desc_;\r
-\r
- frame_producer_ptr source_;\r
- frame_producer_ptr dest_;\r
- \r
- unsigned short current_frame_;\r
- \r
- const transition_info info_;\r
- frame_factory_ptr factory_;\r
};\r
\r
-transition_producer::transition_producer(const frame_producer_ptr& dest, const transition_info& info, const frame_format_desc& format_desc) \r
- : impl_(new implementation(dest, info, format_desc)){}\r
-gpu_frame_ptr transition_producer::get_frame(){return impl_->get_frame();}\r
-frame_producer_ptr transition_producer::get_following_producer() const{return impl_->get_following_producer();}\r
-void transition_producer::set_leading_producer(const frame_producer_ptr& producer) { impl_->set_leading_producer(producer); }\r
-const frame_format_desc& transition_producer::get_frame_format_desc() const { return impl_->format_desc_; } \r
-void transition_producer::initialize(const frame_factory_ptr& factory) { impl_->initialize(factory);}\r
+safe_ptr<frame_producer> create_transition_producer(const video_mode::type& mode, const safe_ptr<frame_producer>& destination, const transition_info& info)\r
+{\r
+ return make_safe<transition_producer>(mode, destination, info);\r
+}\r
\r
}}\r
\r