const Type output_type = GetQuantizedOutputType(
        op, rewriter, has_i32_output, fuse_bias_constant);
    const auto [stride_h, stride_w] = GetStrides(op);
    const auto [dilation_h_factor, dilation_w_factor] = GetDilationFactors(op);
    if (is_depthwise) {
      // The total number of depthwise convolution output channels will be
      // equal to input channel * `depth_multiplier`.