1 /*
2  * Copyright (C) 2014 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 package com.android.camera.debug;
18 
19 import com.android.camera.util.SystemProperties;
20 
21 public class DebugPropertyHelper {
22     /** Make app start with CaptureModule + ZSL. */
23     private static final boolean FORCE_ZSL_APP = false;
24 
25     private static final String OFF_VALUE = "0";
26     private static final String ON_VALUE = "1";
27 
28     private static final String PREFIX = "persist.camera";
29 
30     /** Switch between PhotoModule and the new CaptureModule. */
31     private static final String PROP_ENABLE_CAPTURE_MODULE = PREFIX + ".newcapture";
32     /** Enable frame-by-frame focus logging. */
33     private static final String PROP_FRAME_LOG = PREFIX + ".frame_log";
34     /**
35      * Enable additional capture debug UI.
36      * For API1/Photomodule: show faces.
37      * For API2/Capturemodule: show faces, AF state, AE/AF precise regions.
38      */
39     private static final String PROP_CAPTURE_DEBUG_UI = PREFIX + ".debug_ui";
40     /** Switch between OneCameraImpl and OneCameraZslImpl. */
41     private static final String PROP_ENABLE_ZSL = PREFIX + ".zsl";
42     /** Write data about each capture request to disk. */
43     private static final String PROP_WRITE_CAPTURE_DATA = PREFIX + ".capture_write";
44 
isPropertyOn(String property)45     private static boolean isPropertyOn(String property) {
46         return ON_VALUE.equals(SystemProperties.get(property, OFF_VALUE));
47     }
48 
isCaptureModuleEnabled()49     public static boolean isCaptureModuleEnabled() {
50         return isPropertyOn(PROP_ENABLE_CAPTURE_MODULE) || FORCE_ZSL_APP;
51     }
52 
isZslEnabled()53     public static boolean isZslEnabled() {
54         return isPropertyOn(PROP_ENABLE_ZSL) || FORCE_ZSL_APP;
55     }
56 
showFrameDebugLog()57     public static boolean showFrameDebugLog() {
58         return isPropertyOn(PROP_FRAME_LOG);
59     }
60 
showCaptureDebugUI()61     public static boolean showCaptureDebugUI() {
62         return isPropertyOn(PROP_CAPTURE_DEBUG_UI);
63     }
64 
writeCaptureData()65     public static boolean writeCaptureData() {
66         return isPropertyOn(PROP_WRITE_CAPTURE_DATA);
67     }
68 }
69