1 /*
2 * Copyright (C) 2019 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 #include "ConfigManagerUtil.h"
18
19 #include <log/log.h>
20 #include <system/graphics-base-v1.0.h>
21
22 #include <linux/videodev2.h>
23 #include <sstream>
24 #include <string>
25
26 namespace android::hardware::automotive::evs::V1_1::implementation {
27
28 using namespace std;
29
convertToEvsCameraParam(const string & id,CameraParam & camParam)30 bool ConfigManagerUtil::convertToEvsCameraParam(const string& id, CameraParam& camParam) {
31 string trimmed = ConfigManagerUtil::trimString(id);
32 bool success = true;
33
34 if (!trimmed.compare("BRIGHTNESS")) {
35 camParam = CameraParam::BRIGHTNESS;
36 } else if (!trimmed.compare("CONTRAST")) {
37 camParam = CameraParam::CONTRAST;
38 } else if (!trimmed.compare("AUTOGAIN")) {
39 camParam = CameraParam::AUTOGAIN;
40 } else if (!trimmed.compare("GAIN")) {
41 camParam = CameraParam::GAIN;
42 } else if (!trimmed.compare("AUTO_WHITE_BALANCE")) {
43 camParam = CameraParam::AUTO_WHITE_BALANCE;
44 } else if (!trimmed.compare("WHITE_BALANCE_TEMPERATURE")) {
45 camParam = CameraParam::WHITE_BALANCE_TEMPERATURE;
46 } else if (!trimmed.compare("SHARPNESS")) {
47 camParam = CameraParam::SHARPNESS;
48 } else if (!trimmed.compare("AUTO_EXPOSURE")) {
49 camParam = CameraParam::AUTO_EXPOSURE;
50 } else if (!trimmed.compare("ABSOLUTE_EXPOSURE")) {
51 camParam = CameraParam::ABSOLUTE_EXPOSURE;
52 } else if (!trimmed.compare("ABSOLUTE_FOCUS")) {
53 camParam = CameraParam::ABSOLUTE_FOCUS;
54 } else if (!trimmed.compare("AUTO_FOCUS")) {
55 camParam = CameraParam::AUTO_FOCUS;
56 } else if (!trimmed.compare("ABSOLUTE_ZOOM")) {
57 camParam = CameraParam::ABSOLUTE_ZOOM;
58 } else {
59 success = false;
60 }
61
62 return success;
63 }
64
convertToPixelFormat(const string & format,int32_t & pixFormat)65 bool ConfigManagerUtil::convertToPixelFormat(const string& format, int32_t& pixFormat) {
66 string trimmed = ConfigManagerUtil::trimString(format);
67 bool success = true;
68
69 if (!trimmed.compare("RGBA_8888")) {
70 pixFormat = HAL_PIXEL_FORMAT_RGBA_8888;
71 } else if (!trimmed.compare("YCRCB_420_SP")) {
72 pixFormat = HAL_PIXEL_FORMAT_YCRCB_420_SP;
73 } else if (!trimmed.compare("YCBCR_422_I")) {
74 pixFormat = HAL_PIXEL_FORMAT_YCBCR_422_I;
75 } else {
76 success = false;
77 }
78
79 return success;
80 }
81
convertToMetadataTag(const char * name,camera_metadata_tag & aTag)82 bool ConfigManagerUtil::convertToMetadataTag(const char* name, camera_metadata_tag& aTag) {
83 if (!strcmp(name, "LENS_DISTORTION")) {
84 aTag = ANDROID_LENS_DISTORTION;
85 } else if (!strcmp(name, "LENS_INTRINSIC_CALIBRATION")) {
86 aTag = ANDROID_LENS_INTRINSIC_CALIBRATION;
87 } else if (!strcmp(name, "LENS_POSE_ROTATION")) {
88 aTag = ANDROID_LENS_POSE_ROTATION;
89 } else if (!strcmp(name, "LENS_POSE_TRANSLATION")) {
90 aTag = ANDROID_LENS_POSE_TRANSLATION;
91 } else if (!strcmp(name, "REQUEST_AVAILABLE_CAPABILITIES")) {
92 aTag = ANDROID_REQUEST_AVAILABLE_CAPABILITIES;
93 } else if (!strcmp(name, "LOGICAL_MULTI_CAMERA_PHYSICAL_IDS")) {
94 aTag = ANDROID_LOGICAL_MULTI_CAMERA_PHYSICAL_IDS;
95 } else {
96 return false;
97 }
98
99 return true;
100 }
101
convertToCameraCapability(const char * name,camera_metadata_enum_android_request_available_capabilities_t & cap)102 bool ConfigManagerUtil::convertToCameraCapability(
103 const char* name, camera_metadata_enum_android_request_available_capabilities_t& cap) {
104 if (!strcmp(name, "DEPTH_OUTPUT")) {
105 cap = ANDROID_REQUEST_AVAILABLE_CAPABILITIES_DEPTH_OUTPUT;
106 } else if (!strcmp(name, "LOGICAL_MULTI_CAMERA")) {
107 cap = ANDROID_REQUEST_AVAILABLE_CAPABILITIES_LOGICAL_MULTI_CAMERA;
108 } else if (!strcmp(name, "MONOCHROME")) {
109 cap = ANDROID_REQUEST_AVAILABLE_CAPABILITIES_MONOCHROME;
110 } else if (!strcmp(name, "SECURE_IMAGE_DATA")) {
111 cap = ANDROID_REQUEST_AVAILABLE_CAPABILITIES_SECURE_IMAGE_DATA;
112 } else {
113 return false;
114 }
115
116 return true;
117 }
118
convertFloatArray(const char * sz,const char * vals,size_t & count,const char delimiter)119 float* ConfigManagerUtil::convertFloatArray(const char* sz, const char* vals, size_t& count,
120 const char delimiter) {
121 string size_string(sz);
122 string value_string(vals);
123
124 count = stoi(size_string);
125 float* result = new float[count];
126 stringstream values(value_string);
127
128 int32_t idx = 0;
129 string token;
130 while (getline(values, token, delimiter)) {
131 result[idx++] = stof(token);
132 }
133
134 return result;
135 }
136
trimString(const string & src,const string & ws)137 string ConfigManagerUtil::trimString(const string& src, const string& ws) {
138 const auto s = src.find_first_not_of(ws);
139 if (s == string::npos) {
140 return "";
141 }
142
143 const auto e = src.find_last_not_of(ws);
144 const auto r = e - s + 1;
145
146 return src.substr(s, r);
147 }
148
149 } // namespace android::hardware::automotive::evs::V1_1::implementation
150