/* * Copyright Samsung Electronics Co.,LTD. * Copyright (C) 2010 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. */ #ifndef EXYNOS_EXIF_H_ #define EXYNOS_EXIF_H_ #include #define EXIF_LOG2(x) (log((double)(x)) / log(2.0)) #define APEX_FNUM_TO_APERTURE(x) (((EXIF_LOG2((double)(x)) * 200) + 0.5)/100) #define APEX_EXPOSURE_TO_SHUTTER(x) ((x) >= 1 ? \ (int)(-(EXIF_LOG2((double)(x)) + 0.5)) : \ (int)(-(EXIF_LOG2((double)(x)) - 0.5))) #define APEX_ISO_TO_FILMSENSITIVITY(x) ((int)(EXIF_LOG2((x) / 3.125) + 0.5)) #define NUM_SIZE 2 #define IFD_SIZE 12 #define OFFSET_SIZE 4 #define NUM_0TH_IFD_TIFF 10 #define NUM_0TH_IFD_EXIF 22 #define NUM_0TH_IFD_GPS 10 #define NUM_1TH_IFD_TIFF 9 /* Type */ #define EXIF_TYPE_BYTE 1 #define EXIF_TYPE_ASCII 2 #define EXIF_TYPE_SHORT 3 #define EXIF_TYPE_LONG 4 #define EXIF_TYPE_RATIONAL 5 #define EXIF_TYPE_UNDEFINED 7 #define EXIF_TYPE_SLONG 9 #define EXIF_TYPE_SRATIONAL 10 #define EXIF_FILE_SIZE 28800 /* 0th IFD TIFF Tags */ #define EXIF_TAG_IMAGE_WIDTH 0x0100 #define EXIF_TAG_IMAGE_HEIGHT 0x0101 #define EXIF_TAG_MAKE 0x010f #define EXIF_TAG_MODEL 0x0110 #define EXIF_TAG_ORIENTATION 0x0112 #define EXIF_TAG_SOFTWARE 0x0131 #define EXIF_TAG_DATE_TIME 0x0132 #define EXIF_TAG_YCBCR_POSITIONING 0x0213 #define EXIF_TAG_EXIF_IFD_POINTER 0x8769 #define EXIF_TAG_GPS_IFD_POINTER 0x8825 /* 0th IFD Exif Private Tags */ #define EXIF_TAG_EXPOSURE_TIME 0x829A #define EXIF_TAG_FNUMBER 0x829D #define EXIF_TAG_EXPOSURE_PROGRAM 0x8822 #define EXIF_TAG_ISO_SPEED_RATING 0x8827 #define EXIF_TAG_EXIF_VERSION 0x9000 #define EXIF_TAG_DATE_TIME_ORG 0x9003 #define EXIF_TAG_DATE_TIME_DIGITIZE 0x9004 #define EXIF_TAG_SHUTTER_SPEED 0x9201 #define EXIF_TAG_APERTURE 0x9202 #define EXIF_TAG_BRIGHTNESS 0x9203 #define EXIF_TAG_EXPOSURE_BIAS 0x9204 #define EXIF_TAG_MAX_APERTURE 0x9205 #define EXIF_TAG_METERING_MODE 0x9207 #define EXIF_TAG_FLASH 0x9209 #define EXIF_TAG_FOCAL_LENGTH 0x920A #define EXIF_TAG_USER_COMMENT 0x9286 #define EXIF_TAG_COLOR_SPACE 0xA001 #define EXIF_TAG_PIXEL_X_DIMENSION 0xA002 #define EXIF_TAG_PIXEL_Y_DIMENSION 0xA003 #define EXIF_TAG_EXPOSURE_MODE 0xA402 #define EXIF_TAG_WHITE_BALANCE 0xA403 #define EXIF_TAG_SCENCE_CAPTURE_TYPE 0xA406 /* 0th IFD GPS Info Tags */ #define EXIF_TAG_GPS_VERSION_ID 0x0000 #define EXIF_TAG_GPS_LATITUDE_REF 0x0001 #define EXIF_TAG_GPS_LATITUDE 0x0002 #define EXIF_TAG_GPS_LONGITUDE_REF 0x0003 #define EXIF_TAG_GPS_LONGITUDE 0x0004 #define EXIF_TAG_GPS_ALTITUDE_REF 0x0005 #define EXIF_TAG_GPS_ALTITUDE 0x0006 #define EXIF_TAG_GPS_TIMESTAMP 0x0007 #define EXIF_TAG_GPS_PROCESSING_METHOD 0x001B #define EXIF_TAG_GPS_DATESTAMP 0x001D /* 1th IFD TIFF Tags */ #define EXIF_TAG_COMPRESSION_SCHEME 0x0103 #define EXIF_TAG_X_RESOLUTION 0x011A #define EXIF_TAG_Y_RESOLUTION 0x011B #define EXIF_TAG_RESOLUTION_UNIT 0x0128 #define EXIF_TAG_JPEG_INTERCHANGE_FORMAT 0x0201 #define EXIF_TAG_JPEG_INTERCHANGE_FORMAT_LEN 0x0202 typedef enum { EXIF_ORIENTATION_UP = 1, EXIF_ORIENTATION_90 = 6, EXIF_ORIENTATION_180 = 3, EXIF_ORIENTATION_270 = 8, } ExifOrientationType; typedef enum { EXIF_SCENE_STANDARD, EXIF_SCENE_LANDSCAPE, EXIF_SCENE_PORTRAIT, EXIF_SCENE_NIGHT, } CamExifSceneCaptureType; typedef enum { EXIF_METERING_UNKNOWN, EXIF_METERING_AVERAGE, EXIF_METERING_CENTER, EXIF_METERING_SPOT, EXIF_METERING_MULTISPOT, EXIF_METERING_PATTERN, EXIF_METERING_PARTIAL, EXIF_METERING_OTHER = 255, } CamExifMeteringModeType; typedef enum { EXIF_EXPOSURE_AUTO, EXIF_EXPOSURE_MANUAL, EXIF_EXPOSURE_AUTO_BRACKET, } CamExifExposureModeType; typedef enum { EXIF_WB_AUTO, EXIF_WB_MANUAL, } CamExifWhiteBalanceType; /* Values */ #define EXIF_DEF_MAKER "SAMSUNG" #define EXIF_DEF_MODEL "SAMSUNG" #define EXIF_DEF_SOFTWARE "SAMSUNG" #define EXIF_DEF_EXIF_VERSION "0220" #define EXIF_DEF_USERCOMMENTS "User comments" #define EXIF_DEF_YCBCR_POSITIONING 1 /* centered */ #define EXIF_DEF_FNUMBER_NUM 26 /* 2.6 */ #define EXIF_DEF_FNUMBER_DEN 10 #define EXIF_DEF_EXPOSURE_PROGRAM 3 /* aperture priority */ #define EXIF_DEF_FOCAL_LEN_NUM 278 /* 2.78mm */ #define EXIF_DEF_FOCAL_LEN_DEN 100 #define EXIF_DEF_FLASH 0 /* O: off, 1: on*/ #define EXIF_DEF_COLOR_SPACE 1 #define EXIF_DEF_EXPOSURE_MODE EXIF_EXPOSURE_AUTO #define EXIF_DEF_APEX_DEN 100 #define EXIF_DEF_COMPRESSION 6 #define EXIF_DEF_RESOLUTION_NUM 72 #define EXIF_DEF_RESOLUTION_DEN 1 #define EXIF_DEF_RESOLUTION_UNIT 2 /* inches */ typedef struct { uint32_t num; uint32_t den; } rational_t; typedef struct { int32_t num; int32_t den; } srational_t; typedef struct { bool enableGps; bool enableThumb; unsigned char maker[32]; unsigned char model[32]; unsigned char software[32]; unsigned char exif_version[4]; unsigned char date_time[20]; unsigned char user_comment[150]; uint32_t width; uint32_t height; uint32_t widthThumb; uint32_t heightThumb; uint16_t orientation; uint16_t ycbcr_positioning; uint16_t exposure_program; uint16_t iso_speed_rating; uint16_t metering_mode; uint16_t flash; uint16_t color_space; uint16_t exposure_mode; uint16_t white_balance; uint16_t scene_capture_type; rational_t exposure_time; rational_t fnumber; rational_t aperture; rational_t max_aperture; rational_t focal_length; srational_t shutter_speed; srational_t brightness; srational_t exposure_bias; unsigned char gps_latitude_ref[2]; unsigned char gps_longitude_ref[2]; uint8_t gps_version_id[4]; uint8_t gps_altitude_ref; rational_t gps_latitude[3]; rational_t gps_longitude[3]; rational_t gps_altitude; rational_t gps_timestamp[3]; unsigned char gps_datestamp[11]; unsigned char gps_processing_method[100]; rational_t x_resolution; rational_t y_resolution; uint16_t resolution_unit; uint16_t compression_scheme; } exif_attribute_t; #endif /* EXYNOS_EXIF_H_ */