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Diffstat (limited to 'src/graph/nodes/UpsampleLayerNode.cpp')
| -rw-r--r-- | src/graph/nodes/UpsampleLayerNode.cpp | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/src/graph/nodes/UpsampleLayerNode.cpp b/src/graph/nodes/UpsampleLayerNode.cpp new file mode 100644 index 0000000000..bdd39e8ebd --- /dev/null +++ b/src/graph/nodes/UpsampleLayerNode.cpp @@ -0,0 +1,97 @@ +/* + * Copyright (c) 2018 ARM Limited. + * + * SPDX-License-Identifier: MIT + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to + * deal in the Software without restriction, including without limitation the + * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or + * sell copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all + * copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ +#include "arm_compute/graph/nodes/UpsampleLayerNode.h" + +#include "arm_compute/graph/Graph.h" +#include "arm_compute/graph/INodeVisitor.h" +#include "arm_compute/graph/Utils.h" + +namespace arm_compute +{ +namespace graph +{ +UpsampleLayerNode::UpsampleLayerNode(Size2D info, InterpolationPolicy upsampling_policy) + : _info(info), _upsampling_policy(upsampling_policy) +{ + _input_edges.resize(1, EmptyEdgeID); + _outputs.resize(1, NullTensorID); +} + +Size2D UpsampleLayerNode::info() const +{ + return _info; +} + +InterpolationPolicy UpsampleLayerNode::upsampling_policy() const +{ + return _upsampling_policy; +} + +TensorDescriptor UpsampleLayerNode::compute_output_descriptor(const TensorDescriptor &input_descriptor, + Size2D info) +{ + const unsigned int input_width = get_dimension_size(input_descriptor, DataLayoutDimension::WIDTH); + const unsigned int input_height = get_dimension_size(input_descriptor, DataLayoutDimension::HEIGHT); + + TensorDescriptor output_descriptor = input_descriptor; + output_descriptor.shape.set(get_dimension_idx(output_descriptor, DataLayoutDimension::WIDTH), input_width * info.x()); + output_descriptor.shape.set(get_dimension_idx(output_descriptor, DataLayoutDimension::HEIGHT), input_height * info.y()); + + return output_descriptor; +} + +bool UpsampleLayerNode::forward_descriptors() +{ + if((input_id(0) != NullTensorID) && (output_id(0) != NullTensorID)) + { + Tensor *dst = output(0); + ARM_COMPUTE_ERROR_ON(dst == nullptr); + dst->desc() = configure_output(0); + return true; + } + return false; +} + +TensorDescriptor UpsampleLayerNode::configure_output(size_t idx) const +{ + ARM_COMPUTE_UNUSED(idx); + ARM_COMPUTE_ERROR_ON(idx >= _outputs.size()); + + const Tensor *src = input(0); + ARM_COMPUTE_ERROR_ON(src == nullptr); + + return compute_output_descriptor(src->desc(), _info); +} + +NodeType UpsampleLayerNode::type() const +{ + return NodeType::UpsampleLayer; +} + +void UpsampleLayerNode::accept(INodeVisitor &v) +{ + v.visit(*this); +} +} // namespace graph +} // namespace arm_compute
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