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/*
* Copyright (C) 2019 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <android-base/logging.h>
#include <thread>
#include <vector>
#include "HalInterfaces.h"
#include "SampleDriver.h"
#include "Utils.h"
#include "ValidateHal.h"
namespace android {
namespace nn {
namespace sample_driver {
// A base class for sample drivers that support only a subset of NNAPI
// operations. Classes of such drivers should inherit from this class and
// implement getSupportedOperationsImpl function which is used for filtering out
// unsupported ops.
class SampleDriverPartial : public SampleDriver {
public:
SampleDriverPartial(const char* name, const IOperationResolver* operationResolver =
BuiltinOperationResolver::get())
: SampleDriver(name, operationResolver) {}
hal::Return<void> getSupportedOperations_1_3(const hal::V1_3::Model& model,
getSupportedOperations_1_3_cb cb) override;
hal::Return<hal::ErrorStatus> prepareModel_1_3(
const hal::V1_3::Model& model, hal::ExecutionPreference preference,
hal::Priority priority, const hal::OptionalTimePoint& deadline,
const hal::hidl_vec<hal::hidl_handle>& modelCache,
const hal::hidl_vec<hal::hidl_handle>& dataCache, const hal::CacheToken& token,
const sp<hal::V1_3::IPreparedModelCallback>& callback) override;
protected:
// Given a valid NNAPI Model returns a boolean vector that indicates which
// ops in the model are supported by a driver.
virtual std::vector<bool> getSupportedOperationsImpl(const hal::V1_3::Model& model) const = 0;
};
} // namespace sample_driver
} // namespace nn
} // namespace android
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