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54 lines
2.0 KiB
54 lines
2.0 KiB
4 months ago
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/*
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* Copyright (C) 2017 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef ANDROID_FRAMEWORKS_ML_NN_COMMON_GRAPH_DUMP_H
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#define ANDROID_FRAMEWORKS_ML_NN_COMMON_GRAPH_DUMP_H
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#include <iostream>
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#include "nnapi/Types.h"
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namespace android {
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namespace nn {
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// Write a representation of the model in Graphviz (.dot) format to
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// the specified stream (if provided) or to the logcat (if no stream
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// is provided). (See http://www.graphviz.org.)
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//
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// Operations are represented by boxes, and operands by ellipses. The
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// number in a box/ellipse is the operation/operand index. In the
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// case of an operation, we include the operation type (such as ADD).
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// In the case of an operand, we include the an abbreviated form of
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// the operand code (such as FLOAT32) and dimensions; and, if the
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// operand has lifetime CONSTANT_COPY, CONSTANT_REFERENCE, or
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// NO_VALUE, an abbreviated form of that lifetime.
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//
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// A graph edge from an operand to an operation is marked with the
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// input index (position in the operation's input vector). A graph
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// edge from an operation to an operand is marked with the output
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// index (position in the operation's output vector). The number is
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// omitted from a lone input edge or a lone output edge.
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//
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// A model input or output (operand) is shown in "reverse colors" --
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// white text on a black background.
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//
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void graphDump(const char* name, const Model& model, std::ostream* outStream = nullptr);
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} // namespace nn
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} // namespace android
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#endif // ANDROID_FRAMEWORKS_ML_NN_COMMON_GRAPH_DUMP_H
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