1 /*
2 * Copyright (c) 2018 Arm Limited.
3 *
4 * SPDX-License-Identifier: MIT
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to
8 * deal in the Software without restriction, including without limitation the
9 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
10 * sell copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in all
14 * copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
22 * SOFTWARE.
23 */
24 #include "arm_compute/graph/nodes/ReshapeLayerNode.h"
25
26 #include "arm_compute/graph/Graph.h"
27 #include "arm_compute/graph/INodeVisitor.h"
28
29 namespace arm_compute
30 {
31 namespace graph
32 {
ReshapeLayerNode(TensorShape shape)33 ReshapeLayerNode::ReshapeLayerNode(TensorShape shape)
34 : _shape(shape)
35 {
36 _input_edges.resize(1, EmptyEdgeID);
37 _outputs.resize(1, NullTensorID);
38 }
39
forward_descriptors()40 bool ReshapeLayerNode::forward_descriptors()
41 {
42 if((input_id(0) != NullTensorID) && (output_id(0) != NullTensorID))
43 {
44 Tensor *dst = output(0);
45 ARM_COMPUTE_ERROR_ON(dst == nullptr);
46 dst->desc() = configure_output(0);
47 return true;
48 }
49 return false;
50 }
51
configure_output(size_t idx) const52 TensorDescriptor ReshapeLayerNode::configure_output(size_t idx) const
53 {
54 ARM_COMPUTE_UNUSED(idx);
55 ARM_COMPUTE_ERROR_ON(idx >= _outputs.size());
56
57 const Tensor *src = input(0);
58 ARM_COMPUTE_ERROR_ON(src == nullptr);
59
60 TensorDescriptor output_desc = src->desc();
61 output_desc.shape = _shape;
62
63 return output_desc;
64 }
65
type() const66 NodeType ReshapeLayerNode::type() const
67 {
68 return NodeType::ReshapeLayer;
69 }
70
accept(INodeVisitor & v)71 void ReshapeLayerNode::accept(INodeVisitor &v)
72 {
73 v.visit(*this);
74 }
75 } // namespace graph
76 } // namespace arm_compute