(顔検出はTBBがONになっているとコア数分並列で計算されるので効果が大きい)
独自のベンチを試してみたらUbuntuのTBB ONのバージョンと時間はほぼ同じであった
ConcurrencyがONになっているので、並列計算が有効になっていると思われる
General configuration for OpenCV 2.4.11 =====================================
Version control: 2.4.11
Platform:
Host: Windows 6.1 AMD64
CMake: 2.8.11.2
CMake generator: Visual Studio 12 Win64
CMake build tool: C:/PROGRA~2/MSBuild/12.0/Bin/MSBuild.exe
MSVC: 1800
OpenCV modules:
To be built: core flann imgproc highgui features2d calib3d ml video legacy objdetect photo gpu ocl nonfree contrib stitching superres ts videostab
Disabled: java python world
Disabled by dependency: -
Unavailable: androidcamera dynamicuda viz
Windows RT support: NO
GUI:
QT: NO
Win32 UI: YES
OpenGL support: NO
VTK support: NO
Media I/O:
ZLib: build (ver 1.2.7)
JPEG: build (ver 62)
PNG: build (ver 1.5.12)
TIFF: build (ver 42 - 4.0.2)
JPEG 2000: build (ver 1.900.1)
OpenEXR: build (ver 1.7.1)
Video I/O:
Video for Windows: YES
DC1394 1.x: NO
DC1394 2.x: NO
FFMPEG: YES (prebuilt binaries)
codec: YES (ver 55.18.102)
format: YES (ver 55.12.100)
util: YES (ver 52.38.100)
swscale: YES (ver 2.3.100)
gentoo-style: YES
OpenNI: NO
OpenNI PrimeSensor Modules: NO
PvAPI: NO
GigEVisionSDK: NO
DirectShow: YES
Media Foundation: NO
XIMEA: NO
Intel PerC: NO
Other third-party libraries:
Use IPP: NO
Use Eigen: NO
Use TBB: NO
Use OpenMP: NO
Use GCD NO
Use Concurrency YES
Use C=: NO
Use Cuda: NO
Use OpenCL: YES
OpenCL:
Version: dynamic
Include path: C:/builds/2_4_PackSlave-win64-vc12-shared/opencv/3rdparty/include/opencl/1.2 C:/Program Files (x86)/AMD/clAmdFft/include C:/Program Files (x86)/AMD/clAmdBlas/include
Use AMD FFT: YES
Use AMD BLAS: YES
Python:
Interpreter: C:/Python27-x64/python.exe (ver 2.7.5)
Java:
ant: C:/Program Files (x86)/apache-ant/bin/ant.bat (ver 1.9.2)
JNI: C:/Program Files/Java/jdk1.6.0_45/include C:/Program Files/Java/jdk1.6.0_45/include/win32 C:/Program Files/Java/jdk1.6.0_45/include
Java tests: NO
Tests and samples:
Tests: NO
Performance tests: NO
C/C++ Examples: NO