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path: root/v3/CameraProperties.cpp (plain)
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1/*
2 * Copyright (C) 2011 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//#define LOG_NDEBUG 0
18#define LOG_TAG "CameraProperties "
19#include <utils/threads.h>
20
21#include "DebugUtils.h"
22#include "CameraProperties.h"
23
24#define CAMERA_ROOT "CameraRoot"
25#define CAMERA_INSTANCE "CameraInstance"
26
27namespace android {
28
29extern "C" void loadCaps(int camera_id, CameraProperties::Properties* params)
30{}
31
32/*********************************************************
33 CameraProperties - public function implemetation
34**********************************************************/
35
36CameraProperties::CameraProperties() : mCamerasSupported(0)
37{
38 LOG_FUNCTION_NAME;
39
40 mCamerasSupported = 0;
41 mInitialized = 0;
42
43 LOG_FUNCTION_NAME_EXIT;
44}
45
46CameraProperties::~CameraProperties()
47{
48 LOG_FUNCTION_NAME;
49
50 LOG_FUNCTION_NAME_EXIT;
51}
52
53// Initializes the CameraProperties class
54status_t CameraProperties::initialize(int cameraid)
55{
56 LOG_FUNCTION_NAME;
57
58 status_t ret = NO_ERROR;
59
60 Mutex::Autolock lock(mLock);
61
62 CAMHAL_LOGDB("%s, mCamerasSupported=%d\n",
63 mInitialized?"initialized":"no initialize", mCamerasSupported);
64
65 if( !mInitialized ){
66
67 int temp = CameraAdapter_CameraNum();
68 for ( int i = 0; i < temp; i++) {
69 mInitialized |= (1 << cameraid);
70 mCamerasSupported ++;
71 mCameraProps[i].set(CameraProperties::CAMERA_SENSOR_INDEX, i);
72 loadCaps(i, &mCameraProps[i]);
73 mCameraProps[i].dump();
74 }
75
76 }else{
77
78 if(!strcmp( mCameraProps[cameraid].get(CameraProperties::RELOAD_WHEN_OPEN), "1")){
79 CAMHAL_LOGDB("cameraid %d reload\n", cameraid);
80 loadCaps(cameraid, &mCameraProps[cameraid]);
81 }else{
82 CAMHAL_LOGDA("device don't need reload\n");
83 }
84
85 }
86
87 LOG_FUNCTION_NAME_EXIT;
88 return ret;
89
90}
91
92///Loads all the Camera related properties
93status_t CameraProperties::loadProperties()
94{
95 LOG_FUNCTION_NAME;
96
97 status_t ret = NO_ERROR;
98 CAMHAL_LOGDA("this func delete!!!\n");
99 return ret;
100}
101
102// Returns the number of Cameras found
103int CameraProperties::camerasSupported()
104{
105 LOG_FUNCTION_NAME;
106 return mCamerasSupported;
107}
108
109// Returns the properties class for a specific Camera
110// Each value is indexed by the CameraProperties::CameraPropertyIndex enum
111int CameraProperties::getProperties(int cameraIndex, CameraProperties::Properties** properties)
112{
113 LOG_FUNCTION_NAME;
114
115 if((unsigned int)cameraIndex >= mCamerasSupported)
116 {
117 LOG_FUNCTION_NAME_EXIT;
118 return -EINVAL;
119 }
120
121 *properties = mCameraProps+cameraIndex;
122
123 LOG_FUNCTION_NAME_EXIT;
124 return 0;
125}
126
127//////////////////////////////////////////////////////////////////////////
128//////////////////////////////////////////////////////////////////////////
129////////CameraProperties::Properties function/////////////////////////////
130//////////////////////////////////////////////////////////////////////////
131//////////////////////////////////////////////////////////////////////////
132
133ssize_t CameraProperties::Properties::set(const char *prop, const char *value)
134{
135 if(!prop)
136 return -EINVAL;
137 if(!value)
138 value = DEFAULT_VALUE;
139
140 return mProperties->replaceValueFor(String8(prop), String8(value));
141}
142
143ssize_t CameraProperties::Properties::set(const char *prop, int value)
144{
145 char s_val[30];
146
147 sprintf(s_val, "%d", value);
148
149 return set(prop, s_val);
150}
151
152const char* CameraProperties::Properties::get(const char * prop)
153{
154 String8 value = mProperties->valueFor(String8(prop));
155 return value.string();
156}
157
158void CameraProperties::Properties::dump()
159{
160 for (size_t i = 0; i < mProperties->size(); i++)
161 {
162 CAMHAL_LOGVB("%s = %s\n",
163 mProperties->keyAt(i).string(),
164 mProperties->valueAt(i).string());
165 }
166}
167
168const char* CameraProperties::Properties::keyAt(unsigned int index)
169{
170 if(index < mProperties->size())
171 {
172 return mProperties->keyAt(index).string();
173 }
174 return NULL;
175}
176
177const char* CameraProperties::Properties::valueAt(unsigned int index)
178{
179 if(index < mProperties->size())
180 {
181 return mProperties->valueAt(index).string();
182 }
183 return NULL;
184}
185
186//////////////////////////////////////////////////////////////////////////
187//////////////////////////////////////////////////////////////////////////
188///////////CameraProperties::const char initialized///////////////////////
189//////////////////////////////////////////////////////////////////////////
190//////////////////////////////////////////////////////////////////////////
191const char CameraProperties::PIXEL_FORMAT_RGB24[] = "rgb24";
192const char CameraProperties::RELOAD_WHEN_OPEN[]="prop-reload-key";
193const char CameraProperties::DEVICE_NAME[] = "device_name";
194
195const char CameraProperties::DEFAULT_VALUE[] = "";
196const char CameraProperties::PARAMS_DELIMITER []= ",";
197//////////////////////////////////////////////////////////////////////////
198//////////////////////////////////////////////////////////////////////////
199///////////CameraProperties::const char initialize finished///////////////
200//////////////////////////////////////////////////////////////////////////
201//////////////////////////////////////////////////////////////////////////
202
203};
204
generated by cgit at 2024-05-18 18:26:01 (GMT)