Function ComputePadding

tensorflow/lite/kernels/padding.h:23–28

TODO(renjieliu): Migrate others to use ComputePaddingWithLeftover.

// TODO(renjieliu): Migrate others to use ComputePaddingWithLeftover.
inline int ComputePadding(int stride, int dilation_rate, int in_size,
                          int filter_size, int out_size) {
  int effective_filter_size = (filter_size - 1) * dilation_rate + 1;
  int padding = ((out_size - 1) * stride + effective_filter_size - in_size) / 2;
  return padding > 0 ? padding : 0;
}

// It's not guaranteed that padding is symmetric. It's important to keep
// offset for algorithms need all paddings.