| /* |
| * Copyright (c) 2019 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/DetectionPostProcessLayerNode.h" |
| |
| #include "arm_compute/core/Utils.h" |
| #include "arm_compute/graph/Graph.h" |
| #include "arm_compute/graph/INodeVisitor.h" |
| #include "arm_compute/graph/Utils.h" |
| |
| namespace arm_compute |
| { |
| namespace graph |
| { |
| DetectionPostProcessLayerNode::DetectionPostProcessLayerNode(DetectionPostProcessLayerInfo detection_info) |
| : _info(detection_info) |
| { |
| _input_edges.resize(3, EmptyEdgeID); |
| _outputs.resize(4, NullTensorID); |
| } |
| |
| DetectionPostProcessLayerInfo DetectionPostProcessLayerNode::detection_post_process_info() const |
| { |
| return _info; |
| } |
| |
| bool DetectionPostProcessLayerNode::forward_descriptors() |
| { |
| if((input_id(0) != NullTensorID) && (input_id(1) != NullTensorID) && (input_id(2) != NullTensorID) && (output_id(0) != NullTensorID) && (output_id(1) != NullTensorID) |
| && (output_id(2) != NullTensorID) && (output_id(3) != NullTensorID)) |
| { |
| for(unsigned int i = 0; i < 4; ++i) |
| { |
| Tensor *dst = output(i); |
| ARM_COMPUTE_ERROR_ON(dst == nullptr); |
| dst->desc() = configure_output(i); |
| } |
| return true; |
| } |
| return false; |
| } |
| |
| TensorDescriptor DetectionPostProcessLayerNode::configure_output(size_t idx) const |
| { |
| ARM_COMPUTE_UNUSED(idx); |
| ARM_COMPUTE_ERROR_ON(idx >= _outputs.size()); |
| |
| TensorDescriptor output_desc; |
| const unsigned int num_detected_box = _info.max_detections() * _info.max_classes_per_detection(); |
| |
| switch(idx) |
| { |
| case 0: |
| // Configure boxes output |
| output_desc.shape = TensorShape(kNumCoordBox, num_detected_box, kBatchSize); |
| break; |
| case 1: |
| case 2: |
| // Configure classes or scores output |
| output_desc.shape = TensorShape(num_detected_box, kBatchSize); |
| break; |
| case 3: |
| // Configure num_detection |
| output_desc.shape = TensorShape(1); |
| break; |
| default: |
| ARM_COMPUTE_ERROR("Unsupported output index"); |
| } |
| output_desc.data_type = DataType::F32; |
| |
| return output_desc; |
| } |
| |
| NodeType DetectionPostProcessLayerNode::type() const |
| { |
| return NodeType::DetectionPostProcessLayer; |
| } |
| |
| void DetectionPostProcessLayerNode::accept(INodeVisitor &v) |
| { |
| v.visit(*this); |
| } |
| } // namespace graph |
| } // namespace arm_compute |