 
     dim3 threads(32, 8);
     dim3 grid(divUp(dst.cols, threads.x), divUp(dst.rows, threads.y));
-    float sx = static_cast<float>(src.cols) / dst.cols;
+    
+	float sx = static_cast<float>(src.cols) / dst.cols;
     float sy = static_cast<float>(src.rows) / dst.rows;
+
     resize_for_hog_kernel<<<grid, threads>>>(sx, sy, (DevMem2D_<T>)dst, colOfs);
     cudaSafeCall( cudaGetLastError() );
-    cudaSafeCall(cudaThreadSynchronize());
-    cudaSafeCall(cudaUnbindTexture(resize8UC1_tex));
+    cudaSafeCall( cudaThreadSynchronize() );
+    cudaSafeCall( cudaUnbindTexture(tex) );
 }
 
 void resize_8UC1(const DevMem2D& src, DevMem2D dst) { resize_for_hog<uchar> (src, dst, resize8UC1_tex); }

    unsigned int y = blockIdx.y * blockDim.y + threadIdx.y;

    if (x < dst.cols && y < dst.rows)
        ((unsigned char*)dst.ptr(y))[x] = tex2D(resize8UC1_tex, x * sx + colOfs, y * sy) * 255;
}

__global__ void resize_for_hog_kernel(float sx, float sy, DevMem2D_<uchar4> dst, int colOfs)

    dim3 threads(nthreads, 1);
    dim3 grid(img_win_width, img_win_height);

    int img_block_width = (width - CELLS_PER_BLOCK_X * CELL_WIDTH + block_stride_x) / block_stride_x;
    extract_descrs_by_cols_kernel<nthreads><<<grid, threads>>>(
        img_block_width, win_block_stride_x, win_block_stride_y, block_hists, descriptors);
    cudaSafeCall( cudaGetLastError() );
