 {
     cudaChannelFormatDesc desc = cudaCreateChannelDesc<uchar4>();
     cudaBindTexture2D(0, resize8UC4_tex, src.data, desc, src.cols, src.rows, src.step);
+    resize8UC4_tex.filterMode = cudaFilterModeLinear;
 
     dim3 threads(32, 8);
     dim3 grid(div_up(dst.cols, threads.x), div_up(dst.rows, threads.y));

    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, y * sy);
}



{
    cudaChannelFormatDesc desc = cudaCreateChannelDesc<unsigned char>();
    cudaBindTexture2D(0, resize8UC1_tex, src.data, desc, src.cols, src.rows, src.step);
    resize8UC1_tex.filterMode = cudaFilterModeLinear;

    dim3 threads(32, 8);
    dim3 grid(div_up(dst.cols, threads.x), div_up(dst.rows, threads.y));
