61 lines
2.3 KiB
C++
61 lines
2.3 KiB
C++
/* Copyright 2022 The MediaPipe Authors. All Rights Reserved.
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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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http://www.apache.org/licenses/LICENSE-2.0
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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 MEDIAPIPE_TASKS_CC_COMPONENTS_PROCESSORS_TEXT_PREPROCESSING_GRAPH_H_
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#define MEDIAPIPE_TASKS_CC_COMPONENTS_PROCESSORS_TEXT_PREPROCESSING_GRAPH_H_
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#include "absl/status/status.h"
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#include "mediapipe/tasks/cc/components/processors/proto/text_preprocessing_graph_options.pb.h"
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#include "mediapipe/tasks/cc/core/model_resources.h"
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namespace mediapipe {
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namespace tasks {
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namespace components {
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namespace processors {
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// Configures a TextPreprocessingGraph using the provided `model_resources`
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// and TextPreprocessingGraphOptions.
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// - Accepts a std::string input and outputs CPU tensors.
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//
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// Example usage:
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//
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// auto& preprocessing =
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// graph.AddNode("mediapipe.tasks.components.processors.TextPreprocessingSubgraph");
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// MP_RETURN_IF_ERROR(ConfigureTextPreprocessingSubgraph(
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// model_resources,
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// &preprocessing.GetOptions<TextPreprocessingGraphOptions>()));
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//
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// The resulting TextPreprocessingGraph has the following I/O:
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// Inputs:
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// TEXT - std::string
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// The text to preprocess.
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// Side inputs:
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// METADATA_EXTRACTOR - ModelMetadataExtractor
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// The metadata extractor for the TFLite model. Used to determine the order
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// for input tensors and to extract tokenizer information.
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// Outputs:
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// TENSORS - std::vector<Tensor>
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// Vector containing the preprocessed input tensors for the TFLite model.
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absl::Status ConfigureTextPreprocessingGraph(
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const core::ModelResources& model_resources,
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proto::TextPreprocessingGraphOptions& options);
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} // namespace processors
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} // namespace components
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} // namespace tasks
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} // namespace mediapipe
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#endif // MEDIAPIPE_TASKS_CC_COMPONENTS_PROCESSORS_TEXT_PREPROCESSING_GRAPH_H_
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