libcamera_external/SecCameraParameters.cpp

   1 /*
   2  * Copyright 2008, The Android Open Source Project
   3  * Copyright 2013, Samsung Electronics Co. LTD
   4  *
   5  * Licensed under the Apache License, Version 2.0 (the "License");
   6  * you may not use this file except in compliance with the License.
   7  * You may obtain a copy of the License at
   8  *
   9  *     http://www.apache.org/licenses/LICENSE-2.0
  10  *
  11  * Unless required by applicable law or agreed to in writing, software
  12  * distributed under the License is distributed on an "AS IS" BASIS,
  13  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14  * See the License for the specific language governing permissions and
  15  * limitations under the License.
  16  */
  17
  18  /*!
  19  * \file      SecCameraParameters.cpp
  20  * \brief     source file for Android Camera Ext HAL
  21  * \author    teahyung kim (tkon.kim@samsung.com)
  22  * \date      2013/04/30
  23  *
  24  */
  25
  26 #define LOG_TAG "SecCameraParams"
  27 #include <utils/Log.h>
  28
  29 #include <string.h>
  30 #include <stdlib.h>
  31 #include <camera/CameraParameters.h>
  32
  33 #include "SecCameraParameters.h"
  34
  35 namespace android {
  36
  37 /* Parameter keys to communicate between camera application and driver. */
  38 const char SecCameraParameters::KEY_DTP_MODE[] = "chk_dataline";
  39
  40 const char SecCameraParameters::KEY_VT_MODE[] = "vtmode";
  41 const char SecCameraParameters::KEY_MOVIE_MODE[] = "cam_mode";
  42
  43 const char SecCameraParameters::KEY_ISO[] = "iso";
  44 const char SecCameraParameters::KEY_METERING[] = "metering";
  45 const char SecCameraParameters::KEY_AUTO_CONTRAST[] = "wdr";
  46 const char SecCameraParameters::KEY_ANTI_SHAKE[] = "anti-shake";
  47 const char SecCameraParameters::KEY_FACE_BEAUTY[] = "face_beauty";
  48 const char SecCameraParameters::KEY_HDR_MODE[] = "hdr-mode";
  49 const char SecCameraParameters::KEY_BLUR[] = "blur";
  50 const char SecCameraParameters::KEY_ANTIBANDING[] = "antibanding";
  51
  52
  53 /* for Image Adjust  */
  54 const char SecCameraParameters::KEY_COLOR[] = "color";
  55 const char SecCameraParameters::KEY_CONTRAST[] = "contrast";
  56 const char SecCameraParameters::KEY_SHARPNESS[] = "sharpness";
  57 const char SecCameraParameters::KEY_SATURATION[] = "saturation";
  58
  59
  60 /* Values for scene mode settings. */
  61 const char SecCameraParameters::SCENE_MODE_DUSK_DAWN[] = "dusk-dawn";
  62 const char SecCameraParameters::SCENE_MODE_FALL_COLOR[] = "fall-color";
  63 const char SecCameraParameters::SCENE_MODE_BACK_LIGHT[] = "back-light";
  64 const char SecCameraParameters::SCENE_MODE_TEXT[] = "text";
  65
  66 /* Values for focus mode settings. */
  67 const char SecCameraParameters::FOCUS_MODE_FACEDETECT[] = "facedetect";
  68
  69 /* Values for iso settings. */
  70 const char SecCameraParameters::ISO_AUTO[] = "auto";
  71 const char SecCameraParameters::ISO_50[] = "50";
  72 const char SecCameraParameters::ISO_100[] = "100";
  73 const char SecCameraParameters::ISO_200[] = "200";
  74 const char SecCameraParameters::ISO_400[] = "400";
  75 const char SecCameraParameters::ISO_800[] = "800";
  76 const char SecCameraParameters::ISO_1600[] = "1600";
  77 const char SecCameraParameters::ISO_SPORTS[] = "sports";
  78 const char SecCameraParameters::ISO_NIGHT[] = "night";
  79
  80 /* Values for metering settings. */
  81 const char SecCameraParameters::METERING_CENTER[] = "center";
  82 const char SecCameraParameters::METERING_MATRIX[] = "matrix";
  83 const char SecCameraParameters::METERING_SPOT[] = "spot";
  84
  85 SecCameraParameters::SecCameraParameters()
  86 {
  87 }
  88
  89 SecCameraParameters::~SecCameraParameters()
  90 {
  91 }
  92
  93 int SecCameraParameters::lookupAttr(const cam_strmap_t arr[], int len, const char *name)
  94 {
  95     if (name) {
  96         for (int i = 0; i < len; i++) {
  97             if (!strcmp(arr[i].desc, name))
  98                 return arr[i].val;
  99         }
 100     }
 101     return NOT_FOUND;
 102 }
 103
 104 String8 SecCameraParameters::createSizesStr(const image_rect_type *sizes, int len)
 105 {
 106     String8 str;
 107     char buffer[32];
 108
 109     if (len > 0) {
 110         snprintf(buffer, sizeof(buffer), "%dx%d", sizes[0].width, sizes[0].height);
 111         str.append(buffer);
 112     }
 113
 114     for (int i = 1; i < len; i++) {
 115         snprintf(buffer, sizeof(buffer), ",%dx%d", sizes[i].width, sizes[i].height);
 116         str.append(buffer);
 117     }
 118     return str;
 119 }
 120
 121 String8 SecCameraParameters::createValuesStr(const cam_strmap_t *values, int len)
 122 {
 123     String8 str;
 124
 125     if (len > 0)
 126         str.append(values[0].desc);
 127
 128     for (int i=1; i<len; i++) {
 129         str.append(",");
 130         str.append(values[i].desc);
 131     }
 132     return str;
 133 }
 134
 135 };