git.sesse.net Git - casparcg/blob - core/producer/frame/basic_frame.cpp

   1 #include "../../stdafx.h"\r
   2 \r
   3 #include "basic_frame.h"\r
   4 \r
   5 #include "image_transform.h"\r
   6 #include "audio_transform.h"\r
   7 #include "pixel_format.h"\r
   8 #include "../../video_format.h"\r
   9 \r
  10 #include <boost/range/algorithm.hpp>\r
  11 \r
  12 namespace caspar { namespace core {\r
  13                                                                                                                                                                                                                                                                                                                 \r
  14 struct basic_frame::implementation\r
  15 {               \r
  16         std::vector<safe_ptr<basic_frame>> frames_;\r
  17 \r
  18         image_transform image_transform_;       \r
  19         audio_transform audio_transform_;\r
  20 \r
  21         int index_;\r
  22 \r
  23 public:\r
  24         implementation(const std::vector<safe_ptr<basic_frame>>& frames) \r
  25                 : frames_(frames)\r
  26                 , index_(std::numeric_limits<int>::min()) {}\r
  27         implementation(std::vector<safe_ptr<basic_frame>>&& frames) \r
  28                 : frames_(std::move(frames))\r
  29                 , index_(std::numeric_limits<int>::min()) {}\r
  30         \r
  31         void accept(const basic_frame& self, frame_visitor& visitor)\r
  32         {\r
  33                 visitor.begin(self);\r
  34                 BOOST_FOREACH(auto frame, frames_)\r
  35                         frame->accept(visitor);\r
  36                 visitor.end();\r
  37         }       \r
  38 };\r
  39         \r
  40 basic_frame::basic_frame() : impl_(new implementation(std::vector<safe_ptr<basic_frame>>())){}\r
  41 basic_frame::basic_frame(const std::vector<safe_ptr<basic_frame>>& frames) : impl_(new implementation(frames)){}\r
  42 basic_frame::basic_frame(std::vector<safe_ptr<basic_frame>>&& frames) : impl_(new implementation(std::move(frames))){}\r
  43 basic_frame::basic_frame(const basic_frame& other) : impl_(new implementation(*other.impl_)){}\r
  44 basic_frame::basic_frame(const safe_ptr<basic_frame>& frame)\r
  45 {\r
  46         std::vector<safe_ptr<basic_frame>> frames;\r
  47         frames.push_back(frame);\r
  48         impl_.reset(new implementation(std::move(frames)));\r
  49 }\r
  50 basic_frame::basic_frame(safe_ptr<basic_frame>&& frame)\r
  51 {\r
  52         std::vector<safe_ptr<basic_frame>> frames;\r
  53         frames.push_back(std::move(frame));\r
  54         impl_.reset(new implementation(std::move(frames)));\r
  55 }\r
  56 basic_frame::basic_frame(const safe_ptr<basic_frame>& frame1, const safe_ptr<basic_frame>& frame2)\r
  57 {\r
  58         std::vector<safe_ptr<basic_frame>> frames;\r
  59         frames.push_back(frame1);\r
  60         frames.push_back(frame2);\r
  61         impl_.reset(new implementation(std::move(frames)));\r
  62 }\r
  63 basic_frame::basic_frame(safe_ptr<basic_frame>&& frame1, safe_ptr<basic_frame>&& frame2)\r
  64 {\r
  65         std::vector<safe_ptr<basic_frame>> frames;\r
  66         frames.push_back(std::move(frame1));\r
  67         frames.push_back(std::move(frame2));\r
  68         impl_.reset(new implementation(std::move(frames)));\r
  69 }\r
  70 \r
  71 void basic_frame::swap(basic_frame& other){impl_.swap(other.impl_);}\r
  72 basic_frame& basic_frame::operator=(const basic_frame& other)\r
  73 {\r
  74         basic_frame temp(other);\r
  75         temp.swap(*this);\r
  76         return *this;\r
  77 }\r
  78 basic_frame::basic_frame(basic_frame&& other) : impl_(std::move(other.impl_)){}\r
  79 basic_frame& basic_frame::operator=(basic_frame&& other)\r
  80 {\r
  81         basic_frame temp(std::move(other));\r
  82         temp.swap(*this);\r
  83         return *this;\r
  84 }\r
  85 void basic_frame::accept(frame_visitor& visitor){impl_->accept(*this, visitor);}\r
  86 \r
  87 const image_transform& basic_frame::get_image_transform() const { return impl_->image_transform_;}\r
  88 image_transform& basic_frame::get_image_transform() { return impl_->image_transform_;}\r
  89 const audio_transform& basic_frame::get_audio_transform() const { return impl_->audio_transform_;}\r
  90 audio_transform& basic_frame::get_audio_transform() { return impl_->audio_transform_;}\r
  91 \r
  92 safe_ptr<basic_frame> basic_frame::interlace(const safe_ptr<basic_frame>& frame1, const safe_ptr<basic_frame>& frame2, video_mode::type mode)\r
  93 {                       \r
  94         if(frame1 == frame2 || mode == video_mode::progressive)\r
  95                 return frame2;\r
  96 \r
  97         auto my_frame1 = make_safe<basic_frame>(frame1);\r
  98         auto my_frame2 = make_safe<basic_frame>(frame2);\r
  99         if(mode == video_mode::upper)\r
 100         {\r
 101                 my_frame1->get_image_transform().set_mode(video_mode::upper);   \r
 102                 my_frame2->get_image_transform().set_mode(video_mode::lower);   \r
 103         }                                                                                        \r
 104         else                                                                             \r
 105         {                                                                                        \r
 106                 my_frame1->get_image_transform().set_mode(video_mode::lower);   \r
 107                 my_frame2->get_image_transform().set_mode(video_mode::upper);   \r
 108         }\r
 109 \r
 110         std::vector<safe_ptr<basic_frame>> frames;\r
 111         frames.push_back(my_frame1);\r
 112         frames.push_back(my_frame2);\r
 113         return make_safe<basic_frame>(frames);\r
 114 }\r
 115 \r
 116 void basic_frame::set_layer_index(int index) { impl_->index_ = index; }\r
 117 int basic_frame::get_layer_index() const { return impl_->index_; }\r
 118         \r
 119 }}