EXIF
実行時に、EXIF など画像に内蔵されている情報を表示します。不要な場合には -q オプション (--quiet) をつけることで表示を抑制できます。
Panasonic LUMIX DMC-TZ3 の場合
exif:ColorSpace : 1
exif:ComponentsConfiguration : ...
exif:CompressedBitsPerPixel : 4/1
exif:Compression : 6
exif:Contrast : 0
exif:CustomRendered : 0
exif:DateTime : 2007:05:02 15:44:43
exif:DateTimeDigitized : 2007:05:02 15:44:43
exif:DateTimeOriginal : 2007:05:02 15:44:43
exif:DigitalZoomRatio : 0/10
exif:ExifImageLength : 1872
exif:ExifImageWidth : 3328
exif:ExifOffset : 396
exif:ExifVersion : 0221
exif:ExposureBiasValue : 33/100
exif:ExposureMode : 0
exif:ExposureProgram : 2
exif:ExposureTime : 10/6400
exif:FNumber : 33/10
exif:FileSource : .
exif:Flash : 24
exif:FlashPixVersion : 0100
exif:FocalLength : 46/10
exif:FocalLengthIn35mmFilm : 28
exif:GainControl : 0
exif:ISOSpeedRatings : 100
exif:InteroperabilityIndex : R98
exif:InteroperabilityOffset : 7680
exif:InteroperabilityVersion : 0100
exif:JPEGInterchangeFormat : 8084
exif:JPEGInterchangeFormatLength : 7617
exif:LightSource : 0
exif:Make : Panasonic
exif:MakerNote : Panasonic
exif:MaxApertureValue : 344/100
exif:MeteringMode : 5
exif:Model : DMC-TZ3
exif:Orientation : 1
exif:PrintImageMatching : PrintIM
exif:ResolutionUnit : 2
exif:Saturation : 0
exif:SceneCaptureType : 0
exif:SceneType : .
exif:SensingMethod : 2
exif:Sharpness : 0
exif:WhiteBalance : 0
exif:XResolution : 72/1
exif:YCbCrPositioning : 2
exif:YResolution : 72/1
jpeg:colorspace : 2
jpeg:sampling-factor : 2x1,1x1,1x1
ケータイカメラの場合
exif:ColorSpace : 1
exif:ComponentsConfiguration : ...
exif:CustomRendered : 0
exif:DateTimeOriginal : 2007:02:12 17:44:37
exif:DigitalZoomRatio : 1600/1280
exif:ExifImageLength : 320
exif:ExifImageWidth : 240
exif:ExifOffset : 182
exif:ExifVersion : 0220
exif:ExposureMode : 0
exif:ExposureTime : 877/10000
exif:Flash : 16
exif:FlashPixVersion : 0100
exif:ImageDescription : 070212_1744~0001
exif:Make : KDDI-CA
exif:Model : W41CA
exif:Orientation : 1
exif:PrintImageMatching : PrintIM
exif:ResolutionUnit : 2
exif:SceneCaptureType : 0
exif:WhiteBalance : 0
exif:XResolution : 72/1
exif:YCbCrPositioning : 1
exif:YResolution : 72/1
jpeg:colorspace : 2
jpeg:sampling-factor : 2x2,1x1,1x1
普通の JPEG 画像の場合
jpeg:colorspace : 2
jpeg:sampling-factor : 1x1,1x1,1x1