71 lines
2.3 KiB
C++
71 lines
2.3 KiB
C++
/* Copyright 2019 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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#include "tensorflow/lite/delegates/nnapi/nnapi_delegate.h"
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namespace tflite {
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// Return a non-functional NN API Delegate struct.
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TfLiteDelegate* NnApiDelegate() {
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static StatefulNnApiDelegate* delegate = new StatefulNnApiDelegate();
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return delegate;
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}
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StatefulNnApiDelegate::StatefulNnApiDelegate(const NnApi* /* nnapi */)
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: StatefulNnApiDelegate() {}
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StatefulNnApiDelegate::StatefulNnApiDelegate(Options /* options */)
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: StatefulNnApiDelegate() {}
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StatefulNnApiDelegate::StatefulNnApiDelegate(const NnApi* /* nnapi */,
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Options /* options */)
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: StatefulNnApiDelegate() {}
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StatefulNnApiDelegate::StatefulNnApiDelegate()
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: TfLiteDelegate(TfLiteDelegateCreate()),
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delegate_data_(/*nnapi=*/nullptr) {
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Prepare = DoPrepare;
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}
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TfLiteStatus StatefulNnApiDelegate::DoPrepare(TfLiteContext* /* context */,
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TfLiteDelegate* /* delegate */) {
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return kTfLiteOk;
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}
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TfLiteBufferHandle StatefulNnApiDelegate::RegisterNnapiMemory(
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ANeuralNetworksMemory* memory, CopyToHostTensorFnPtr callback,
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void* callback_context) {
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return kTfLiteNullBufferHandle;
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}
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int StatefulNnApiDelegate::GetNnApiErrno() const { return 0; }
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using ::tflite::delegate::nnapi::NNAPIDelegateKernel;
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StatefulNnApiDelegate::Data::Data(const NnApi* nnapi) : nnapi(nnapi) {}
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StatefulNnApiDelegate::Data::~Data() {}
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void StatefulNnApiDelegate::Data::CacheDelegateKernel(
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const TfLiteDelegateParams* delegate_params,
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NNAPIDelegateKernel* delegate_state) {}
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NNAPIDelegateKernel* StatefulNnApiDelegate::Data::MaybeGetCachedDelegateKernel(
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const TfLiteDelegateParams* delegate_params) {
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return nullptr;
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}
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} // namespace tflite
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