diff options
Diffstat (limited to 'tests/validation/reference/Im2Col.cpp')
| -rw-r--r-- | tests/validation/reference/Im2Col.cpp | 74 |
1 files changed, 61 insertions, 13 deletions
diff --git a/tests/validation/reference/Im2Col.cpp b/tests/validation/reference/Im2Col.cpp index d309b7d5e6..5685b60026 100644 --- a/tests/validation/reference/Im2Col.cpp +++ b/tests/validation/reference/Im2Col.cpp @@ -40,6 +40,7 @@ namespace reference template <typename T> void im2col_nchw(const SimpleTensor<T> &src, SimpleTensor<T> &dst, const Size2D &kernel_dims, const PadStrideInfo &conv_info, bool has_bias) { + ARM_COMPUTE_ERROR_ON(src.data_layout() != DataLayout::NCHW); // Create reference const int pad_x = conv_info.pad().first; const int pad_y = conv_info.pad().second; @@ -81,26 +82,73 @@ void im2col_nchw(const SimpleTensor<T> &src, SimpleTensor<T> &dst, const Size2D } template <typename T> -SimpleTensor<T> im2col(const SimpleTensor<T> &src, const TensorShape &dst_shape, const Size2D &kernel_dims, const PadStrideInfo &conv_info, bool has_bias) +void im2col_nhwc(const SimpleTensor<T> &src, SimpleTensor<T> &dst, const Size2D &kernel_dims, const PadStrideInfo &conv_info, bool has_bias) { - SimpleTensor<T> dst{ dst_shape, src.data_type(), 1, src.fixed_point_position(), src.quantization_info() }; - - if(src.data_layout() == DataLayout::NHWC) + ARM_COMPUTE_ERROR_ON(src.data_layout() != DataLayout::NHWC); + const int pad_x = conv_info.pad().first; + const int pad_y = conv_info.pad().second; + const int stride_x = conv_info.stride().first; + const int stride_y = conv_info.stride().second; + const int kernel_width = kernel_dims.width; + const int kernel_height = kernel_dims.height; + const int src_width = src.shape().y(); + const int src_height = src.shape().z(); + const int src_depth = src.shape().x(); + const int batches = src.shape().total_size_upper(3); + const int pad_val = is_data_type_quantized_asymmetric(src.data_type()) ? src.quantization_info().offset : 0; + int dst_idx = 0; + for(int b = 0; b < batches; ++b) { - SimpleTensor<T> src_nchw = reference::permute<T>(src, PermutationVector(1U, 2U, 0U)); - im2col_nchw(src_nchw, dst, kernel_dims, conv_info, has_bias); + for(int y = -pad_y; y <= (src_height + pad_y - kernel_height); y += stride_y) + { + for(int x = -pad_x; x <= (src_width + pad_x - kernel_width); x += stride_x) + { + for(int z = 0; z < src_depth; ++z) + { + for(int patch_y = y; patch_y < (y + kernel_height); ++patch_y) + { + for(int patch_x = x; patch_x < (x + kernel_width); ++patch_x) + { + dst[dst_idx++] = tensor_elem_at(src, Coordinates(z, patch_x, patch_y, b), BorderMode::CONSTANT, static_cast<T>(pad_val)); + } + } + } + + if(has_bias) + { + dst[dst_idx++] = static_cast<T>(1); + } + } + } } - else +} + +template <typename T> +void im2col(const SimpleTensor<T> &src, SimpleTensor<T> &dst, const Size2D &kernel_dims, const PadStrideInfo &conv_info, bool has_bias) +{ + switch(src.data_layout()) { - im2col_nchw(src, dst, kernel_dims, conv_info, has_bias); + case DataLayout::NCHW: + { + im2col_nchw(src, dst, kernel_dims, conv_info, has_bias); + break; + } + case DataLayout::NHWC: + { + im2col_nhwc(src, dst, kernel_dims, conv_info, has_bias); + break; + } + default: + { + ARM_COMPUTE_ERROR("Not supported."); + break; + } } - - return dst; } -template SimpleTensor<uint8_t> im2col(const SimpleTensor<uint8_t> &src, const TensorShape &output_shape, const Size2D &kernel_dims, const PadStrideInfo &conv_info, bool has_bias); -template SimpleTensor<half> im2col(const SimpleTensor<half> &src, const TensorShape &output_shape, const Size2D &kernel_dims, const PadStrideInfo &conv_info, bool has_bias); -template SimpleTensor<float> im2col(const SimpleTensor<float> &src, const TensorShape &output_shape, const Size2D &kernel_dims, const PadStrideInfo &conv_info, bool has_bias); +template void im2col(const SimpleTensor<uint8_t> &src, SimpleTensor<uint8_t> &dst, const Size2D &kernel_dims, const PadStrideInfo &conv_info, bool has_bias); +template void im2col(const SimpleTensor<half> &src, SimpleTensor<half> &dst, const Size2D &kernel_dims, const PadStrideInfo &conv_info, bool has_bias); +template void im2col(const SimpleTensor<float> &src, SimpleTensor<float> &dst, const Size2D &kernel_dims, const PadStrideInfo &conv_info, bool has_bias); } // namespace reference } // namespace validation } // namespace test |