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+/*
+ * Copyright (c) 2020 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/StridedSliceLayerNode.h"
+
+#include "arm_compute/core/Utils.h"
+#include "arm_compute/core/utils/misc/ShapeCalculator.h"
+#include "arm_compute/graph/Graph.h"
+#include "arm_compute/graph/INodeVisitor.h"
+
+namespace arm_compute
+{
+namespace graph
+{
+StridedSliceLayerNode::StridedSliceLayerNode(const Coordinates &starts,
+ const Coordinates &ends,
+ const BiStrides &strides,
+ StridedSliceLayerInfo info)
+ : _starts(starts), _ends(ends), _strides(strides), _info(std::move(info))
+{
+ _input_edges.resize(1, EmptyEdgeID);
+ _outputs.resize(1, NullTensorID);
+}
+
+Coordinates StridedSliceLayerNode::starts() const
+{
+ return _starts;
+}
+
+Coordinates StridedSliceLayerNode::ends() const
+{
+ return _ends;
+}
+
+BiStrides StridedSliceLayerNode::strides() const
+{
+ return _strides;
+}
+
+StridedSliceLayerInfo StridedSliceLayerNode::strided_slice_info() const
+{
+ return _info;
+}
+
+TensorDescriptor StridedSliceLayerNode::compute_output_descriptor(const TensorDescriptor &input_descriptor,
+ const Coordinates &starts,
+ const Coordinates &ends,
+ const BiStrides &strides,
+ StridedSliceLayerInfo info)
+{
+ using namespace arm_compute::helpers::tensor_transform;
+
+ TensorDescriptor output_desc = input_descriptor;
+ output_desc.shape = compute_strided_slice_output_shape(input_descriptor.shape, starts, ends, strides,
+ info.begin_mask(), info.end_mask(), info.shrink_axis_mask());
+
+ return output_desc;
+}
+
+bool StridedSliceLayerNode::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 StridedSliceLayerNode::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(), _starts, _ends, _strides, _info);
+}
+
+NodeType StridedSliceLayerNode::type() const
+{
+ return NodeType::StridedSliceLayer;
+}
+
+void StridedSliceLayerNode::accept(INodeVisitor &v)
+{
+ v.visit(*this);
+}
+} // namespace graph
+} // namespace arm_compute