b8f073fb8a
Remove unused or already included headers. Sort and format includes accordind to the "Google C++ Style Guide". Replace C-headers by C++ analog when it's possible. Test: build Change-Id: I19fa6abb5bb68e0257c9c933e68f42f92b394ce7 Signed-off-by: Sergii Piatakov <sergii.piatakov@globallogic.com>
96 lines
2.9 KiB
C++
96 lines
2.9 KiB
C++
/*
|
|
* Copyright (C) 2016 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 V4L2_CAMERA_HAL_METADATA_STATE_H_
|
|
#define V4L2_CAMERA_HAL_METADATA_STATE_H_
|
|
|
|
#include "common.h"
|
|
#include "metadata_common.h"
|
|
#include "partial_metadata_interface.h"
|
|
#include "state_delegate_interface.h"
|
|
|
|
namespace v4l2_camera_hal {
|
|
|
|
// A State is a PartialMetadata that only has a single dynamic value.
|
|
template <typename T>
|
|
class State : public PartialMetadataInterface {
|
|
public:
|
|
State(int32_t tag, std::unique_ptr<StateDelegateInterface<T>> delegate)
|
|
: tag_(tag), delegate_(std::move(delegate)){};
|
|
|
|
virtual std::vector<int32_t> StaticTags() const override { return {}; };
|
|
virtual std::vector<int32_t> ControlTags() const override { return {}; };
|
|
virtual std::vector<int32_t> DynamicTags() const override { return {tag_}; };
|
|
|
|
virtual int PopulateStaticFields(
|
|
android::CameraMetadata* metadata) const override;
|
|
virtual int PopulateDynamicFields(
|
|
android::CameraMetadata* metadata) const override;
|
|
virtual int PopulateTemplateRequest(
|
|
int template_type, android::CameraMetadata* metadata) const override;
|
|
virtual bool SupportsRequestValues(
|
|
const android::CameraMetadata& metadata) const override;
|
|
virtual int SetRequestValues(
|
|
const android::CameraMetadata& metadata) override;
|
|
|
|
private:
|
|
int32_t tag_;
|
|
std::unique_ptr<StateDelegateInterface<T>> delegate_;
|
|
};
|
|
|
|
// -----------------------------------------------------------------------------
|
|
|
|
template <typename T>
|
|
int State<T>::PopulateStaticFields(android::CameraMetadata* /*metadata*/) const {
|
|
HAL_LOG_ENTER();
|
|
return 0;
|
|
}
|
|
|
|
template <typename T>
|
|
int State<T>::PopulateDynamicFields(android::CameraMetadata* metadata) const {
|
|
HAL_LOG_ENTER();
|
|
|
|
T value;
|
|
int res = delegate_->GetValue(&value);
|
|
if (res) {
|
|
return res;
|
|
}
|
|
return UpdateMetadata(metadata, tag_, value);
|
|
};
|
|
|
|
template <typename T>
|
|
int State<T>::PopulateTemplateRequest(int /*template_type*/,
|
|
android::CameraMetadata* /*metadata*/) const {
|
|
HAL_LOG_ENTER();
|
|
return 0;
|
|
};
|
|
|
|
template <typename T>
|
|
bool State<T>::SupportsRequestValues(
|
|
const android::CameraMetadata& /*metadata*/) const {
|
|
HAL_LOG_ENTER();
|
|
return true;
|
|
};
|
|
|
|
template <typename T>
|
|
int State<T>::SetRequestValues(const android::CameraMetadata& /*metadata*/) {
|
|
HAL_LOG_ENTER();
|
|
return 0;
|
|
};
|
|
|
|
} // namespace v4l2_camera_hal
|
|
|
|
#endif // V4L2_CAMERA_HAL_METADATA_STATE_H_
|