REFINE_WIN_HALF_W  324 libavfilter/opencl/deshake.cl                 float px = j - REFINE_WIN_HALF_W;
REFINE_WIN_HALF_W  353 libavfilter/opencl/deshake.cl     if (fabs(feature.x - init.x) > REFINE_WIN_HALF_W || fabs(feature.y - init.y) > REFINE_WIN_HALF_H) {
REFINE_WIN_HALF_W  411 libavfilter/opencl/deshake.cl                 float x = (float)(j - REFINE_WIN_HALF_W) / REFINE_WIN_HALF_W;