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

   1 #include "StdAfx.h"
   2
   3 #include "accelerator.h"
   4
   5 #ifdef _MSC_VER
   6 #include "cpu/image/image_mixer.h"
   7 #endif
   8 #include "ogl/image/image_mixer.h"
   9
  10 #include "ogl/util/device.h"
  11
  12 #include <common/env.h>
  13
  14 #include <tbb/mutex.h>
  15
  16 namespace caspar { namespace accelerator {
  17
  18 struct accelerator::impl
  19 {
  20         const std::wstring                              path_;
  21         tbb::mutex                                              mutex_;
  22         std::shared_ptr<ogl::device>    ogl_device_;
  23
  24         impl(const std::wstring& path)
  25                 : path_(path)
  26         {
  27         }
  28
  29         std::unique_ptr<core::image_mixer> create_image_mixer()
  30         {
  31                 try
  32                 {
  33                         if(path_ == L"gpu" || path_ == L"ogl" || path_ == L"auto" || path_ == L"default")
  34                         {
  35                                 tbb::mutex::scoped_lock lock(mutex_);
  36
  37                                 if(!ogl_device_)
  38                                         ogl_device_.reset(new ogl::device());
  39
  40                                 return std::unique_ptr<core::image_mixer>(new ogl::image_mixer(spl::make_shared_ptr(ogl_device_), env::properties().get(L"configuration.mixer.blend-modes", false)));
  41                         }
  42                 }
  43                 catch(...)
  44                 {
  45                         if(path_ == L"gpu" || path_ == L"ogl")
  46                                 CASPAR_LOG_CURRENT_EXCEPTION();
  47                 }
  48 #ifdef _MSC_VER
  49                 return std::unique_ptr<core::image_mixer>(new cpu::image_mixer());
  50 #else
  51                 CASPAR_THROW_EXCEPTION(not_supported());
  52 #endif
  53         }
  54 };
  55
  56 accelerator::accelerator(const std::wstring& path)
  57         : impl_(new impl(path))
  58 {
  59 }
  60
  61 accelerator::~accelerator()
  62 {
  63 }
  64
  65 std::unique_ptr<core::image_mixer> accelerator::create_image_mixer()
  66 {
  67         return impl_->create_image_mixer();
  68 }
  69
  70 }}