automotive/evs/aidl/impl/default/include/ConfigManagerUtil.h

/*
 * Copyright (C) 2023 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.
 */

#pragma once

#include <aidl/android/hardware/automotive/evs/CameraParam.h>
#include <aidl/android/hardware/graphics/common/PixelFormat.h>
#include <android-base/macros.h>
#include <system/camera_metadata.h>

#include <string>
#include <utility>

class ConfigManagerUtil final {
  public:
    /**
     * Convert a given string into V4L2_CID_*
     */
    static bool convertToEvsCameraParam(
            const std::string& id,
            ::aidl::android::hardware::automotive::evs::CameraParam& camParam);
    /**
     * Convert a given string into android.hardware.graphics.common.PixelFormat
     */
    static bool convertToPixelFormat(const std::string& in,
                                     ::aidl::android::hardware::graphics::common::PixelFormat& out);
    /**
     * Convert a given string into corresponding camera metadata data tag defined in
     * system/media/camera/include/system/camera_metadata_tags.h
     */
    static bool convertToMetadataTag(const char* name, camera_metadata_tag& aTag);
    /**
     * Convert a given string into a floating value array
     */
    static float* convertFloatArray(const char* sz, const char* vals, size_t& count,
                                    const char delimiter = ',');
    /**
     * Trim a string
     */
    static std::string trimString(const std::string& src, const std::string& ws = " \n\r\t\f\v");

    /**
     * Convert a given string to corresponding camera capabilities
     */
    static bool convertToCameraCapability(
            const char* name, camera_metadata_enum_android_request_available_capabilities_t& cap);

    DISALLOW_IMPLICIT_CONSTRUCTORS(ConfigManagerUtil);
};