git.sesse.net Git - casparcg/blob - core/video_channel_context.cpp

   1 #include "stdAfx.h"\r
   2 \r
   3 #include "video_channel_context.h"\r
   4 \r
   5 namespace caspar { namespace core {\r
   6 \r
   7 struct video_channel_context::implementation\r
   8 {               \r
   9         mutable tbb::spin_rw_mutex      mutex_;\r
  10         const int                                       index_;\r
  11         video_format_desc                       format_desc_;\r
  12         executor                                        execution_;\r
  13         executor                                        destruction_;\r
  14         ogl_device&                                     ogl_;\r
  15 \r
  16         implementation(int index, ogl_device& ogl, const video_format_desc& format_desc)\r
  17                 : index_(index)\r
  18                 , format_desc_(format_desc)\r
  19                 , execution_(print() + L"/execution")\r
  20                 , destruction_(print() + L"/destruction")\r
  21                 , ogl_(ogl)\r
  22         {\r
  23                 execution_.set_priority_class(above_normal_priority_class);\r
  24                 destruction_.set_priority_class(below_normal_priority_class);\r
  25         }\r
  26 \r
  27         std::wstring print() const\r
  28         {\r
  29                 return L"video_channel[" + boost::lexical_cast<std::wstring>(index_+1) + L"|" +  format_desc_.name + L"]";\r
  30         }\r
  31 };\r
  32 \r
  33 video_channel_context::video_channel_context(int index, ogl_device& ogl, const video_format_desc& format_desc) \r
  34         : impl_(new implementation(index, ogl, format_desc))\r
  35 {\r
  36 }\r
  37 \r
  38 const int video_channel_context::index() const {return impl_->index_;}\r
  39 \r
  40 video_format_desc video_channel_context::get_format_desc()\r
  41 {\r
  42         tbb::spin_rw_mutex::scoped_lock lock(impl_->mutex_, false);\r
  43         return impl_->format_desc_;\r
  44 }\r
  45 \r
  46 void video_channel_context::set_format_desc(const video_format_desc& format_desc)\r
  47 {\r
  48         tbb::spin_rw_mutex::scoped_lock lock(impl_->mutex_, true);\r
  49         impl_->format_desc_ = format_desc;\r
  50 }\r
  51 \r
  52 executor& video_channel_context::execution() {return impl_->execution_;}\r
  53 executor& video_channel_context::destruction() {return impl_->destruction_;}\r
  54 ogl_device& video_channel_context::ogl() { return impl_->ogl_;}\r
  55 \r
  56 std::wstring video_channel_context::print() const\r
  57 {\r
  58         return impl_->print();\r
  59 }\r
  60 \r
  61 }}