57 lines
1.7 KiB
C++
57 lines
1.7 KiB
C++
/*
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* Copyright (C) 2014 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 ANDROID_CAMERA_CLIENT_CAMERAUTILS_H
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#define ANDROID_CAMERA_CLIENT_CAMERAUTILS_H
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#include <binder/IMemory.h>
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#include <camera/CameraMetadata.h>
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#include <utils/Errors.h>
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#include <utils/RefBase.h>
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#include <stdint.h>
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namespace android {
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/**
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* CameraUtils contains utility methods that are shared between the native
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* camera client, and the camera service.
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*/
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class CameraUtils {
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public:
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/**
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* Calculate the ANativeWindow transform from the static camera
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* metadata. This is based on the sensor orientation and lens facing
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* attributes of the camera device.
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*
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* Returns OK on success, or a negative error code.
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*/
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static status_t getRotationTransform(const CameraMetadata& staticInfo,
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/*out*/int32_t* transform);
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/**
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* Check if the image data is VideoNativeHandleMetadata, that contains a native handle.
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*/
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static bool isNativeHandleMetadata(const sp<IMemory>& imageData);
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private:
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CameraUtils();
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};
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} /* namespace android */
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#endif /* ANDROID_CAMERA_CLIENT_CAMERAUTILS_H */
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