Itseez/opencv — pull request #2054 by alalek (2013-12-25 11:04:39+00:00)
Title: T-API: OpenCL device selection via environment variable

Layout: `::`

Samples:
```
- OPENCV_OPENCL_DEVICE=AMD:GPU:Tahiti
- OPENCV_OPENCL_DEVICE=:GPU:1
- OPENCV_OPENCL_DEVICE=:CPU:
- OPENCV_OPENCL_DEVICE=AMD
- OPENCV_OPENCL_DEVICE=:GPU|CPU
```