wehub-resource-sync
67 lines
2.4 KiB
C++
67 lines
2.4 KiB
C++
/* Copyright 2026 The TensorFlow 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 TENSORFLOW_LITE_DELEGATES_YNNPACK_YNNPACK_DELEGATE_H_
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#define TENSORFLOW_LITE_DELEGATES_YNNPACK_YNNPACK_DELEGATE_H_
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#include <memory>
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#include "tensorflow/lite/core/c/common.h"
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#ifdef __cplusplus
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extern "C" {
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#endif // __cplusplus
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typedef struct {
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// Number of threads to use.
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int num_threads;
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// If true, the YNNPACK subgraph will be statically shaped. This can sometimes
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// improve performance, at the cost of making resizing the graph much more
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// expensive.
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bool static_shape;
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// If true, enable YNN_FLAG_FAST_MATH.
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bool fast_math;
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// If true, enable YNN_FLAG_CONSISTENT_ARITHMETIC.
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bool consistent_arithmetic;
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// If true, enable YNN_FLAG_NO_EXCESS_PRECISION.
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bool no_excess_precision;
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} TfLiteYNNPackDelegateOptions;
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// Returns a structure with the default delegate options.
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TfLiteYNNPackDelegateOptions TfLiteYNNPackDelegateOptionsDefault();
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// Creates a new delegate instance that needs to be destroyed with
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// `TfLiteYNNPackDelegateDelete` when delegate is no longer used by TFLite.
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// When `options` is set to `nullptr`, the default values are used.
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TfLiteDelegate* TfLiteYNNPackDelegateCreate(
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const TfLiteYNNPackDelegateOptions* options);
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// Destroys a delegate created with `TfLiteYNNPackDelegateCreate` call.
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void TfLiteYNNPackDelegateDelete(TfLiteDelegate* delegate);
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#ifdef __cplusplus
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}
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#endif // __cplusplus
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// A convenient wrapper that returns C++ std::unique_ptr for automatic memory
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// management.
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inline std::unique_ptr<TfLiteDelegate, void (*)(TfLiteDelegate*)>
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TfLiteYNNPackDelegateCreateUnique(const TfLiteYNNPackDelegateOptions* options) {
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return std::unique_ptr<TfLiteDelegate, void (*)(TfLiteDelegate*)>(
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TfLiteYNNPackDelegateCreate(options), TfLiteYNNPackDelegateDelete);
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}
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#endif // TENSORFLOW_LITE_DELEGATES_YNNPACK_YNNPACK_DELEGATE_H_
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