\r
#include "transition_producer.h"\r
\r
-#include "../../format/video_format.h"\r
-#include "../../processor/composite_frame.h"\r
-#include "../../processor/transform_frame.h"\r
-#include "../../processor/frame_processor_device.h"\r
+#include <core/video_format.h>\r
\r
-#include <boost/range/algorithm/copy.hpp>\r
+#include <core/producer/frame/basic_frame.h>\r
+#include <core/producer/frame/frame_transform.h>\r
+\r
+#include <tbb/parallel_invoke.h>\r
+\r
+#include <boost/assign.hpp>\r
+\r
+using namespace boost::assign;\r
\r
namespace caspar { namespace core { \r
\r
-struct transition_producer::implementation : boost::noncopyable\r
-{\r
- implementation(const safe_ptr<frame_producer>& dest, const transition_info& info) : current_frame_(0), info_(info), \r
- dest_producer_(dest), source_producer_(frame_producer::empty())\r
- {}\r
+struct transition_producer : public frame_producer\r
+{ \r
+ const field_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
- safe_ptr<frame_producer> get_following_producer() const\r
+ explicit transition_producer(const field_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
+ // frame_producer\r
+\r
+ virtual safe_ptr<frame_producer> get_following_producer() const\r
{\r
return dest_producer_;\r
}\r
\r
- void set_leading_producer(const safe_ptr<frame_producer>& producer)\r
+ virtual void set_leading_producer(const safe_ptr<frame_producer>& producer)\r
{\r
source_producer_ = producer;\r
}\r
- \r
- safe_ptr<draw_frame> receive()\r
- {\r
- if(current_frame_++ >= info_.duration)\r
- return draw_frame::eof();\r
\r
- auto source = draw_frame::empty();\r
- auto dest = draw_frame::empty();\r
+ virtual safe_ptr<basic_frame> receive(int hints)\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
- tbb::parallel_invoke\r
- (\r
- [&]{dest = receive(dest_producer_);},\r
- [&]{source = receive(source_producer_);}\r
- );\r
+ tbb::parallel_invoke(\r
+ [&]\r
+ {\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
+ source = receive_and_follow(source_producer_, hints);\r
+ if(source == core::basic_frame::late())\r
+ source = source_producer_->last_frame();\r
+ });\r
\r
return compose(dest, source);\r
}\r
\r
- safe_ptr<draw_frame> receive(safe_ptr<frame_producer>& producer)\r
+ virtual safe_ptr<core::basic_frame> last_frame() const\r
{\r
- if(producer == frame_producer::empty())\r
- return draw_frame::eof();\r
+ return disable_audio(last_frame_);\r
+ }\r
\r
- auto frame = draw_frame::eof();\r
- try\r
- {\r
- frame = producer->receive();\r
- }\r
- catch(...)\r
- {\r
- CASPAR_LOG_CURRENT_EXCEPTION();\r
- CASPAR_LOG(warning) << "Failed to receive frame. Removed producer from transition.";\r
- }\r
+ virtual int64_t nb_frames() const \r
+ {\r
+ return get_following_producer()->nb_frames();\r
+ }\r
\r
- if(frame == draw_frame::eof())\r
- {\r
- try\r
- {\r
- auto following = producer->get_following_producer();\r
- following->initialize(safe_ptr<frame_processor_device>(frame_processor_));\r
- following->set_leading_producer(producer);\r
- producer = std::move(following);\r
- }\r
- catch(...)\r
- {\r
- CASPAR_LOG_CURRENT_EXCEPTION();\r
- CASPAR_LOG(warning) << "Failed to initialize following producer.";\r
- }\r
-\r
- return receive(producer);\r
- }\r
- return frame;\r
+ virtual std::wstring print() const\r
+ {\r
+ return L"transition[" + source_producer_->print() + L"|" + dest_producer_->print() + L"]";\r
}\r
- \r
- safe_ptr<draw_frame> compose(const safe_ptr<draw_frame>& dest_frame, const safe_ptr<draw_frame>& src_frame) \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(dest_frame == draw_frame::eof() && src_frame == draw_frame::eof())\r
- return draw_frame::eof();\r
-\r
if(info_.type == transition::cut) \r
- return src_frame != draw_frame::eof() ? src_frame : draw_frame::empty();\r
+ return src_frame;\r
\r
- double alpha = static_cast<double>(current_frame_)/static_cast<double>(info_.duration);\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
- auto my_src_frame = transform_frame(src_frame);\r
- auto my_dest_frame = transform_frame(dest_frame);\r
+ const double dir = info_.direction == transition_direction::from_left ? 1.0 : -1.0; \r
+ \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
- my_src_frame.audio_volume(1.0-alpha);\r
- my_dest_frame.audio_volume(alpha);\r
+ s_frame1->get_frame_transform().volume = 0.0;\r
+ s_frame2->get_frame_transform().volume = 1.0-delta2;\r
\r
- double dir = info_.direction == transition_direction::from_left ? 1.0 : -1.0; \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_frame_transform().volume = 0.0;\r
+ d_frame2->get_frame_transform().volume = delta2;\r
+\r
if(info_.type == transition::mix)\r
- my_dest_frame.alpha(alpha); \r
- else if(info_.type == transition::slide) \r
- my_dest_frame.translate((-1.0+alpha)*dir, 0.0); \r
- else if(info_.type == transition::push)\r
{\r
- my_dest_frame.translate((-1.0+alpha)*dir, 0.0);\r
- my_src_frame.translate((0.0+alpha)*dir, 0.0);\r
+ d_frame1->get_frame_transform().opacity = delta1; \r
+ d_frame1->get_frame_transform().is_mix = true;\r
+ d_frame2->get_frame_transform().opacity = delta2;\r
+ d_frame2->get_frame_transform().is_mix = true;\r
+\r
+ s_frame1->get_frame_transform().opacity = 1.0-delta1; \r
+ s_frame1->get_frame_transform().is_mix = true;\r
+ s_frame2->get_frame_transform().opacity = 1.0-delta2; \r
+ s_frame2->get_frame_transform().is_mix = true;\r
}\r
- else if(info_.type == transition::wipe)\r
+ if(info_.type == transition::slide)\r
{\r
- my_dest_frame.translate((-1.0+alpha)*dir, 0.0); \r
- my_dest_frame.texcoord((-1.0+alpha)*dir, 0.0, 0.0-(1.0-alpha)*dir, 0.0); \r
+ d_frame1->get_frame_transform().fill_translation[0] = (-1.0+delta1)*dir; \r
+ d_frame2->get_frame_transform().fill_translation[0] = (-1.0+delta2)*dir; \r
}\r
+ else if(info_.type == transition::push)\r
+ {\r
+ d_frame1->get_frame_transform().fill_translation[0] = (-1.0+delta1)*dir;\r
+ d_frame2->get_frame_transform().fill_translation[0] = (-1.0+delta2)*dir;\r
\r
- return composite_frame(std::move(my_src_frame), std::move(my_dest_frame));\r
- }\r
+ s_frame1->get_frame_transform().fill_translation[0] = (0.0+delta1)*dir; \r
+ s_frame2->get_frame_transform().fill_translation[0] = (0.0+delta2)*dir; \r
+ }\r
+ else if(info_.type == transition::wipe) \r
+ {\r
+ d_frame1->get_frame_transform().clip_scale[0] = delta1; \r
+ d_frame2->get_frame_transform().clip_scale[0] = delta2; \r
+ }\r
+ \r
+ const auto s_frame = s_frame1->get_frame_transform() == s_frame2->get_frame_transform() ? s_frame2 : basic_frame::interlace(s_frame1, s_frame2, mode_);\r
+ const auto d_frame = d_frame1->get_frame_transform() == d_frame2->get_frame_transform() ? d_frame2 : basic_frame::interlace(d_frame1, d_frame2, mode_);\r
\r
- void initialize(const safe_ptr<frame_processor_device>& frame_processor)\r
- {\r
- dest_producer_->initialize(frame_processor);\r
- frame_processor_ = frame_processor;\r
- }\r
+ last_frame_ = basic_frame::combine(s_frame2, d_frame2);\r
\r
- std::wstring print() const\r
- {\r
- return L"transition[" + (source_producer_->print()) + L" -> " + (dest_producer_->print()) + L"]";\r
+ return basic_frame::combine(s_frame, d_frame);\r
}\r
- \r
- safe_ptr<frame_producer> source_producer_;\r
- safe_ptr<frame_producer> dest_producer_;\r
- \r
- unsigned short current_frame_;\r
- \r
- const transition_info info_;\r
- std::shared_ptr<frame_processor_device> frame_processor_;\r
};\r
\r
-transition_producer::transition_producer(transition_producer&& other) : impl_(std::move(other.impl_)){}\r
-transition_producer::transition_producer(const safe_ptr<frame_producer>& dest, const transition_info& info) : impl_(new implementation(dest, info)){}\r
-safe_ptr<draw_frame> transition_producer::receive(){return impl_->receive();}\r
-safe_ptr<frame_producer> transition_producer::get_following_producer() const{return impl_->get_following_producer();}\r
-void transition_producer::set_leading_producer(const safe_ptr<frame_producer>& producer) { impl_->set_leading_producer(producer); }\r
-void transition_producer::initialize(const safe_ptr<frame_processor_device>& frame_processor) { impl_->initialize(frame_processor);}\r
-std::wstring transition_producer::print() const { return impl_->print();}\r
+safe_ptr<frame_producer> create_transition_producer(const field_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
projects / casparcg / blobdiff