git.sesse.net Git - casparcg/blob - accelerator/accelerator.cpp

   1 #include "stdafx.h"\r
   2 \r
   3 #include "accelerator.h"\r
   4 \r
   5 #include "cpu/image/image_mixer.h"\r
   6 #include "ogl/image/image_mixer.h"\r
   7 \r
   8 #include "ogl/util/device.h"\r
   9 \r
  10 #include <tbb/mutex.h>\r
  11 \r
  12 namespace caspar { namespace accelerator {\r
  13         \r
  14 struct accelerator::impl\r
  15 {\r
  16         const std::wstring                              path_;\r
  17         tbb::mutex                                              mutex_;\r
  18         std::shared_ptr<ogl::device>    ogl_device_;\r
  19 \r
  20         impl(const std::wstring& path)\r
  21                 : path_(path)\r
  22         {\r
  23         }\r
  24 \r
  25         std::unique_ptr<core::image_mixer> create_image_mixer()\r
  26         {\r
  27                 try\r
  28                 {\r
  29                         if(path_ == L"gpu" || path_ == L"ogl" || path_ == L"auto" || path_ == L"default")\r
  30                         {\r
  31                                 tbb::mutex::scoped_lock lock(mutex_);\r
  32 \r
  33                                 if(!ogl_device_)\r
  34                                         ogl_device_.reset(new ogl::device());\r
  35 \r
  36                                 return std::unique_ptr<core::image_mixer>(new ogl::image_mixer(spl::make_shared_ptr(ogl_device_)));\r
  37                         }\r
  38                 }\r
  39                 catch(...)\r
  40                 {\r
  41                         if(path_ == L"gpu" || path_ == L"ogl")\r
  42                                 CASPAR_LOG_CURRENT_EXCEPTION();\r
  43                 }\r
  44 \r
  45                 return std::unique_ptr<core::image_mixer>(new cpu::image_mixer());\r
  46         }\r
  47 };\r
  48 \r
  49 accelerator::accelerator(const std::wstring& path)\r
  50         : impl_(new impl(path))\r
  51 {\r
  52 }\r
  53 \r
  54 accelerator::~accelerator()\r
  55 {\r
  56 }\r
  57 \r
  58 std::unique_ptr<core::image_mixer> accelerator::create_image_mixer()\r
  59 {\r
  60         return impl_->create_image_mixer();\r
  61 }\r
  62 \r
  63 }}