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70 lines
2.0 KiB
70 lines
2.0 KiB
/* |
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* Copyright (C) 2016 The Android Open Source Project |
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* |
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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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* |
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* http://www.apache.org/licenses/LICENSE-2.0 |
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* |
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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 V4L2_CAMERA_HAL_METADATA_PROPERTY_H_ |
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#define V4L2_CAMERA_HAL_METADATA_PROPERTY_H_ |
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#include "../common.h" |
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#include "metadata_common.h" |
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#include "partial_metadata_interface.h" |
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namespace v4l2_camera_hal { |
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// A Property is a PartialMetadata that only has a single static tag. |
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template <typename T> |
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class Property : public PartialMetadataInterface { |
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public: |
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Property(int32_t tag, T value) : tag_(tag), value_(std::move(value)){}; |
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virtual std::vector<int32_t> StaticTags() const override { return {tag_}; }; |
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virtual std::vector<int32_t> ControlTags() const override { return {}; }; |
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virtual std::vector<int32_t> DynamicTags() const override { return {}; }; |
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virtual int PopulateStaticFields( |
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android::CameraMetadata* metadata) const override { |
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return UpdateMetadata(metadata, tag_, value_); |
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}; |
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virtual int PopulateDynamicFields( |
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android::CameraMetadata* metadata) const override { |
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return 0; |
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}; |
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virtual int PopulateTemplateRequest( |
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int template_type, android::CameraMetadata* metadata) const override { |
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return 0; |
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}; |
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virtual bool SupportsRequestValues( |
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const android::CameraMetadata& metadata) const override { |
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return true; |
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}; |
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virtual int SetRequestValues( |
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const android::CameraMetadata& metadata) override { |
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return 0; |
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}; |
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private: |
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int32_t tag_; |
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T value_; |
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}; |
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} // namespace v4l2_camera_hal |
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#endif // V4L2_CAMERA_HAL_METADATA_PROPERTY_H_
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