src/com/android/camera/debug/DebugPropertyHelper.java


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/*
 * Copyright (C) 2014 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.
 */

package com.android.camera.debug;

import android.os.SystemProperties;

public class DebugPropertyHelper {
    private static final String OFF_VALUE = "0";
    private static final String ON_VALUE = "1";

    private static final String PREFIX = "persist.camera";

    /** Enable frame-by-frame focus logging. */
    private static final String PROP_FRAME_LOG = PREFIX + ".frame_log";
    /**
     * Enable additional capture debug UI.
     * For API1/Photomodule: show faces.
     * For API2/Capturemodule: show faces, AF state, AE/AF precise regions.
     */
    private static final String PROP_CAPTURE_DEBUG_UI = PREFIX + ".debug_ui";
    /** Switch between OneCameraImpl and OneCameraZslImpl. */
    private static final String PROP_FORCE_LEGACY_ONE_CAMERA = PREFIX + ".legacy";
    /** Write data about each capture request to disk. */
    private static final String PROP_WRITE_CAPTURE_DATA = PREFIX + ".capture_write";
    /** Is RAW support enabled. */
    private static final String PROP_CAPTURE_DNG = PREFIX + ".capture_dng";
    /** Is audio disabled. */
    private static final String PROP_DISABLE_AUDIO = PREFIX + ".disable_audio";

    private static boolean isPropertyOn(String property) {
        return ON_VALUE.equals(SystemProperties.get(property, OFF_VALUE));
    }

    public static boolean showFrameDebugLog() {
        return isPropertyOn(PROP_FRAME_LOG);
    }

    public static boolean showCaptureDebugUI() {
        return isPropertyOn(PROP_CAPTURE_DEBUG_UI);
    }

    public static boolean writeCaptureData() {
        return isPropertyOn(PROP_WRITE_CAPTURE_DATA);
    }

    public static boolean isCaptureDngEnabled() {
        return isPropertyOn(PROP_CAPTURE_DNG);
    }
    public static boolean isAudioDisabled() {
        return isPropertyOn(PROP_DISABLE_AUDIO);
    }
}