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Diffstat (limited to 'src/graph/nodes/DetectionPostProcessLayerNode.cpp')
| -rw-r--r-- | src/graph/nodes/DetectionPostProcessLayerNode.cpp | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/src/graph/nodes/DetectionPostProcessLayerNode.cpp b/src/graph/nodes/DetectionPostProcessLayerNode.cpp new file mode 100644 index 0000000000..4a5df1ac4e --- /dev/null +++ b/src/graph/nodes/DetectionPostProcessLayerNode.cpp @@ -0,0 +1,104 @@ +/* + * 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
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