サンプルデータ的に、2ヶ所にて、それぞれ位置情報あり/なしの2パターンの、全部で4写真のデータを残しておく。
ちなみに、iPhone で撮影した写真に位置情報 (緯度経度など) を付加したくない場合は、 [設定] → [位置情報サービス] → [カメラ] から設定できる。
撮影環境: iPhone 3GS + iOS 5.0 (9A334)
確認環境: MacBook Air with Mac OS X Lion + jhead 2.90
$ uname -mrsv
Darwin 11.0.1 Darwin Kernel Version 11.0.1: Wed Jun 29 19:53:22 PDT 2011; root:xnu-1699.23.2~1/RELEASE_X86_64 x86_64
$ jhead -V
Jhead version: 2.90 Compiled: Oct 9 2011
位置情報 有り (IMG_9003.jpg):
⇒ 元の写真 (1.08MB)
$ jhead -v ./IMG_9003.jpg
Exif header 12286 bytes long
Exif section in Motorola order
(dir has 11 entries)
Make = "Apple"
Model = "iPhone 3GS"
Orientation = 1
XResolution = 72/1
YResolution = 72/1
ResolutionUnit = 2
Software = "5.0"
DateTime = "2011:10:24 09:20:35"
YCbCrPositioning = 1
ExifOffset = 200
Exif Dir:(dir has 24 entries)
ExposureTime = 1/1713
FNumber = 14/5
ExposureProgram = 2
ISOSpeedRatings = 64
ExifVersion = "0221"
DateTimeOriginal = "2011:10:24 09:20:35"
DateTimeDigitized = "2011:10:24 09:20:35"
ComponentsConfiguration = "?"
ShutterSpeedValue = 4587/427
ApertureValue = 4281/1441
BrightnessValue = 5274/553
MeteringMode = 3
Flash = 32
FocalLength = 77/20
SubjectArea = 1065, 1319, 382, 384
FlashPixVersion = "0100"
ColorSpace = 1
ExifImageWidth = 2048
ExifImageLength = 1536
SensingMethod = 2
ExposureMode = 0
WhiteBalance = 0
SceneCaptureType = 0
Sharpness = 1
GPS Dir offset = 590
GPS info dir:(dir has 9 entries)
GPSLatitudeRef ="N"
GPSLatitude =35/1, 1051/100, 0/1, 1051/100, 0/1, 136/1, 0/1, 136/1, 5313/100
GPSLongitudeRef ="E"
GPSLongitude =136/1, 5313/100, 0/1, 5313/100, 0/1, 8951/579, 0/1, 8951/579, 0/1
GPSAltitudeRef =00
GPSAltitude =8951/579
GPSTimeStamp =0/1, 20/1, 2881/1, 20/1, 2881/1, 54286/249, 2881/1, 54286/249, 393475/196608
GPSImgDirectionRef ="T"
GPSImgDirection =54286/249
Continued directory (dir has 6 entries)
Compression = 6
XResolution = 72/1
YResolution = 72/1
ResolutionUnit = 2
ThumbnailOffset = 886
ThumbnailLength = 8603
Thumbnail size: 8603 bytes
Jpeg section marker 0xdb size 132
JPEG image is 2048w * 1536h, 3 color components, 8 bits per sample
Jpeg section marker 0xc4 size 418
File name : ./IMG_9003.jpg
File size : 1133368 bytes
File date : 2011:10:24 22:37:00
Camera make : Apple
Camera model : iPhone 3GS
Date/Time : 2011:10:24 09:20:35
Resolution : 2048 x 1536
Flash used : No
Focal length : 3.8mm
Exposure time: 0.0006 s (1/1713)
Aperture : f/2.8
ISO equiv. : 64
Whitebalance : Auto
Metering Mode: spot
Exposure : program (auto)
GPS Latitude : N 35d 10.51m 0s
GPS Longitude: E 136d 53.13m 0s
GPS Altitude : 15.46m
位置情報 無し (IMG_9004.jpg):
⇒ 元の写真 (1.08MB)
$ jhead -v ./IMG_9004.jpg
Exif header 12286 bytes long
Exif section in Motorola order
(dir has 10 entries)
Make = "Apple"
Model = "iPhone 3GS"
Orientation = 1
XResolution = 72/1
YResolution = 72/1
ResolutionUnit = 2
Software = "5.0"
DateTime = "2011:10:24 09:20:58"
YCbCrPositioning = 1
ExifOffset = 188
Exif Dir:(dir has 24 entries)
ExposureTime = 1/1646
FNumber = 14/5
ExposureProgram = 2
ISOSpeedRatings = 64
ExifVersion = "0221"
DateTimeOriginal = "2011:10:24 09:20:58"
DateTimeDigitized = "2011:10:24 09:20:58"
ComponentsConfiguration = "?"
ShutterSpeedValue = 11743/1099
ApertureValue = 4281/1441
BrightnessValue = 10259/1083
MeteringMode = 1
Flash = 32
FocalLength = 77/20
SubjectArea = 1023, 767, 614, 614
FlashPixVersion = "0100"
ColorSpace = 1
ExifImageWidth = 2048
ExifImageLength = 1536
SensingMethod = 2
ExposureMode = 0
WhiteBalance = 0
SceneCaptureType = 0
Sharpness = 1
Continued directory (dir has 6 entries)
Compression = 6
XResolution = 72/1
YResolution = 72/1
ResolutionUnit = 2
ThumbnailOffset = 672
ThumbnailLength = 8680
Thumbnail size: 8680 bytes
Jpeg section marker 0xdb size 132
JPEG image is 2048w * 1536h, 3 color components, 8 bits per sample
Jpeg section marker 0xc4 size 418
File name : ./IMG_9004.jpg
File size : 1138671 bytes
File date : 2011:10:24 22:37:00
Camera make : Apple
Camera model : iPhone 3GS
Date/Time : 2011:10:24 09:20:58
Resolution : 2048 x 1536
Flash used : No
Focal length : 3.8mm
Exposure time: 0.0006 s (1/1646)
Aperture : f/2.8
ISO equiv. : 64
Whitebalance : Auto
Metering Mode: average
Exposure : program (auto)
位置情報 有り (IMG_9005.jpg):
⇒ 元の写真 (1.12MB)
$ jhead -v ./IMG_9005.jpg
Exif header 12286 bytes long
Exif section in Motorola order
(dir has 11 entries)
Make = "Apple"
Model = "iPhone 3GS"
Orientation = 6
XResolution = 72/1
YResolution = 72/1
ResolutionUnit = 2
Software = "5.0"
DateTime = "2011:10:24 09:21:45"
YCbCrPositioning = 1
ExifOffset = 200
Exif Dir:(dir has 24 entries)
ExposureTime = 1/3926
FNumber = 14/5
ExposureProgram = 2
ISOSpeedRatings = 64
ExifVersion = "0221"
DateTimeOriginal = "2011:10:24 09:21:45"
DateTimeDigitized = "2011:10:24 09:21:45"
ComponentsConfiguration = "?"
ShutterSpeedValue = 13491/1130
ApertureValue = 4281/1441
BrightnessValue = 9481/881
MeteringMode = 3
Flash = 32
FocalLength = 77/20
SubjectArea = 1448, 1290, 382, 384
FlashPixVersion = "0100"
ColorSpace = 1
ExifImageWidth = 2048
ExifImageLength = 1536
SensingMethod = 2
ExposureMode = 0
WhiteBalance = 0
SceneCaptureType = 0
Sharpness = 1
GPS Dir offset = 590
GPS info dir:(dir has 7 entries)
GPSLatitudeRef ="N"
GPSLatitude =35/1, 1054/100, 0/1, 1054/100, 0/1, 136/1, 0/1, 136/1, 5315/100
GPSLongitudeRef ="E"
GPSLongitude =136/1, 5315/100, 0/1, 5315/100, 0/1, 10006/647, 0/1, 10006/647, 0/1
GPSAltitudeRef =00
GPSAltitude =10006/647
GPSTimeStamp =0/1, 21/1, 4458/1, 21/1, 4458/1, 393475/196608, 4458/1, 393475/196608, 65542/282
Continued directory (dir has 6 entries)
Compression = 6
XResolution = 72/1
YResolution = 72/1
ResolutionUnit = 2
ThumbnailOffset = 854
ThumbnailLength = 10694
Thumbnail size: 10694 bytes
Jpeg section marker 0xdb size 132
JPEG image is 2048w * 1536h, 3 color components, 8 bits per sample
Jpeg section marker 0xc4 size 418
File name : ./IMG_9005.jpg
File size : 1176659 bytes
File date : 2011:10:24 22:37:00
Camera make : Apple
Camera model : iPhone 3GS
Date/Time : 2011:10:24 09:21:45
Resolution : 2048 x 1536
Orientation : rotate 90
Flash used : No
Focal length : 3.8mm
Exposure time: 0.0003 s (1/3926)
Aperture : f/2.8
ISO equiv. : 64
Whitebalance : Auto
Metering Mode: spot
Exposure : program (auto)
GPS Latitude : N 35d 10.54m 0s
GPS Longitude: E 136d 53.15m 0s
GPS Altitude : 15.47m
位置情報 無し (IMG_9006.jpg):
⇒ 元の写真 (1.15MB)
$ jhead -v ./IMG_9006.jpg
Exif header 12286 bytes long
Exif section in Motorola order
(dir has 10 entries)
Make = "Apple"
Model = "iPhone 3GS"
Orientation = 6
XResolution = 72/1
YResolution = 72/1
ResolutionUnit = 2
Software = "5.0"
DateTime = "2011:10:24 09:22:02"
YCbCrPositioning = 1
ExifOffset = 188
Exif Dir:(dir has 24 entries)
ExposureTime = 1/3844
FNumber = 14/5
ExposureProgram = 2
ISOSpeedRatings = 64
ExifVersion = "0221"
DateTimeOriginal = "2011:10:24 09:22:02"
DateTimeDigitized = "2011:10:24 09:22:02"
ComponentsConfiguration = "?"
ShutterSpeedValue = 11444/961
ApertureValue = 4281/1441
BrightnessValue = 7537/701
MeteringMode = 3
Flash = 32
FocalLength = 77/20
SubjectArea = 1344, 906, 382, 384
FlashPixVersion = "0100"
ColorSpace = 1
ExifImageWidth = 2048
ExifImageLength = 1536
SensingMethod = 2
ExposureMode = 0
WhiteBalance = 0
SceneCaptureType = 0
Sharpness = 1
Continued directory (dir has 6 entries)
Compression = 6
XResolution = 72/1
YResolution = 72/1
ResolutionUnit = 2
ThumbnailOffset = 672
ThumbnailLength = 11142
Thumbnail size: 11142 bytes
Jpeg section marker 0xdb size 132
JPEG image is 2048w * 1536h, 3 color components, 8 bits per sample
Jpeg section marker 0xc4 size 418
File name : ./IMG_9006.jpg
File size : 1210905 bytes
File date : 2011:10:24 22:37:00
Camera make : Apple
Camera model : iPhone 3GS
Date/Time : 2011:10:24 09:22:02
Resolution : 2048 x 1536
Orientation : rotate 90
Flash used : No
Focal length : 3.8mm
Exposure time: 0.0003 s (1/3844)
Aperture : f/2.8
ISO equiv. : 64
Whitebalance : Auto
Metering Mode: spot
Exposure : program (auto)
以下、参考までにExifサンプルデータやjhead活用方法など。
Ref.
- ヅラッシュ！ - iPhone 3GS を4方向に傾けてサンプル的に写真を撮ってみた
- ヅラッシュ！ - iPhoneの「カメラ」アプリで撮影した写真のExifデータ (USB転送、メール添付、MMS添付の比較)
- ヅラッシュ！ - MOTOROLA XOOMで撮影した写真のExif情報(GPS情報付き)
- ヅラッシュ！ - ニンテンドーDSiで撮影した写真のEXIF情報
- ヅラッシュ！ - Paint.NETでモザイクかけたのにサムネイル画像がそのままだった件
- ヅラッシュ！ - jheadでJPEG写真のEXIF情報(位置情報や回転情報など)を削除する
tags: iphone exif photo
Posted by NI-Lab. (@nilab)
