Files
hardware_interfaces/neuralnetworks/utils/adapter/include/nnapi/hal/Buffer.h
Michael Butler 97e7336ce9 Create NNAPI adapter interface
This CL creates Device, PreparedModel, and Buffer classes which adapt a
canonical interface to a NN 1.3 HIDL interface.

Bug: 160668438
Test: mma
Change-Id: Ifee27858efd280307a299b3fe2e1a4bd9240e9de
Merged-In: Ifee27858efd280307a299b3fe2e1a4bd9240e9de
(cherry picked from commit 323dd0c2dc)
2021-02-19 17:34:52 -08:00

47 lines
1.7 KiB
C++

/*
* Copyright (C) 2020 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.
*/
#ifndef ANDROID_HARDWARE_INTERFACES_NEURALNETWORKS_UTILS_ADAPTER_BUFFER_H
#define ANDROID_HARDWARE_INTERFACES_NEURALNETWORKS_UTILS_ADAPTER_BUFFER_H
#include <android/hardware/neuralnetworks/1.3/IBuffer.h>
#include <android/hardware/neuralnetworks/1.3/types.h>
#include <nnapi/IBuffer.h>
#include <nnapi/Types.h>
#include <memory>
// See hardware/interfaces/neuralnetworks/utils/README.md for more information on HIDL interface
// lifetimes across processes and for protecting asynchronous calls across HIDL.
namespace android::hardware::neuralnetworks::adapter {
// Class that adapts nn::IBuffer to V1_3::IBuffer.
class Buffer final : public V1_3::IBuffer {
public:
explicit Buffer(nn::SharedBuffer buffer);
Return<V1_3::ErrorStatus> copyTo(const hidl_memory& dst) override;
Return<V1_3::ErrorStatus> copyFrom(const hidl_memory& src,
const hidl_vec<uint32_t>& dimensions) override;
private:
const nn::SharedBuffer kBuffer;
};
} // namespace android::hardware::neuralnetworks::adapter
#endif // ANDROID_HARDWARE_INTERFACES_NEURALNETWORKS_UTILS_ADAPTER_BUFFER_H