Yan Wang 433c3da7cf Optimize the performance of cascade OpenCL kernel. ...

1. Use built-in mad() instead of += and *.
2. For stump stages, if weight.z == 0, avoid unnecessary calculation
because some features only have 2 rectangles..

It could improve
OCL_Cascade_Image_MinSize_CascadeClassifier.CascadeClassifier/*
about 10% mean values.

Signed-off-by: Yan Wang <yan.wang@linux.intel.com>

2015-03-23 17:47:40 +08:00

..

cascadedetect.cl

Optimize the performance of cascade OpenCL kernel.

2015-03-23 17:47:40 +08:00

objdetect_hog.cl

Use hypot to do vector calculation.

2014-12-30 14:12:28 +08:00