第二部分 多媒体图像处理技术
DESCRIPTION
第二部分 多媒体图像处理技术. 医学院生物医学工程研究所. 第 7 章 概述. 7.1 图像处理技术简介 7.2 图像的分类、格式、大小和分辨率 7.3 图像的色彩模式 7.4 图像的输入、输出设备. 7.1 图像处理技术简介. - PowerPoint PPT PresentationTRANSCRIPT
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7 7.1 7.2 7.3 7.4
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7.1
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7.1.1 1950I1958Calcomp1962MIT
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206070708080
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2090
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206030(60)
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60
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207030
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7.1.2
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(1)(2)()(3)(4)(5)
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7.2 7.2.1 (analog)(digital)
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()01
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AD()
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(bitmap)(Pixel)mnm n
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(gray Level)25502562560255256=288(8bit)
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256256256256256256
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(R)(G)(B)
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7.2.2 ()(1)() ()
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(2) ()
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Draw()
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(3) (CAD)
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BMPPCXGIFPICTGAAutoCADDWCDXFGDSGRA
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30
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7.2.3
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TIFFBMPJPGMPGAVI
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(1)TIFF TIFFMicrosoftHewlett PackardAldustifftif
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(2)BMP BMP(Bitmap-File)WindowsWindowsWindowsBMPDIB(device-independent bitmap)WindowsBMPbmp
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(3)GIF GIFCompuServe256gif
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(4)JPG JPGGIFjpg
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(5)PSD PSDPhotoshopPhotoshop13psd
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7.2.4 (1)Image Size(RAM)File Size RAMFile SizeImage Size
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(2) (Resolution)
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Photoshop VGA640480640()480()1024768
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dpi300dpi600dpi1200dpi
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dpi
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8001200dpi34
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35200dpi(3200) (5200)=600000400dpi24000004
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7.3 7.3.1 (1)(Levels) (RGBRGBRGB)0255256256
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(2)(Hue) ()
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(3)(Saturation) ()-100(4)(Brightness)
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(5)(Contrast)
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7.3.2PhotoshopPhotoshopHSBRGBCMYKLab
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(1) ()1828256242241670164
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(2) 256()0()255()(0100)
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(3) 50Photoshop8
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(4) (8)256 Photoshop
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(5)RGB (R)(G)(B)RGB RGBPhotoshop RGB0255RGB1670
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(6)CMYK CMYKRGBRGBCMYK
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7.4 7.4.1
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(1)
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(2) E-mailOCR
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(3)CCDCCD
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24bit1677,721624bit30bit36bit
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USB PhotoshopOCR
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7.4.2 (1)
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(2)
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8 Photoshop 7 8.1 Photoshop 78.2 Photoshop 7 8.3 8.4 8.5
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8.1 Photoshop 78.1.1 Photoshop 7 Photoshop 73232 Photoshop 7Photoshop 7 PCPhotoshop 7Windows 9598Windows 2000NTXP
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Photoshop 7(1)CPUIntel PentiumPentium Pentium(2)64MB128MB256MB(3)150MB280MB(4)25632VGA 10247688006001024768
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(5)TWAIN(6)Windows(7)Photoshop 7
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8.1.2Photoshop 7(1) Photoshop 7WindowsAdobe Photoshop 7.0Photoshop 7WindowsAdobe Photoshop 7
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(2)Photoshop 72PhotoshopPhotoshopBMPJPGPSD
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8.1.3 Photoshop 7Photoshop 78-1 7WordPhotoshop 7Photoshop 7
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(1)Adobe Photoshop(2)9(3)
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(4)(5)
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(6)Photoshop 7Photoshop 7 Photoshop 71358-1
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(7)
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8.2 Photoshop 7 Photoshop 78.2.1 8-2
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8.2.2 (1) ShiftCtrl
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(2) Photoshop 7Windows(3)
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(4) (5)
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8.2.3 (1)
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(2)
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8.2.4
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8.2.5 Photoshop 7
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(1) Photoshop
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(2) Photoshop Photoshop
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72dpi300dpiJPG
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8-1
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Gamma
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8.2.6
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(1) Word
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(2) 8-3
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8-3
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8.3 8.3.1 Photoshop 7
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Ctrl+Tab
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8.3.2 (1)1600Alt
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(2)(3)100(4)(5)
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8.3.3
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8.3.4 8-5
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8.4 Photoshop8.4.1 8-6
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8-6
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(1)(2)(3)
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(4) Ctrl(5)
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(6)(7) (8)
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8.4.2
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Alt8-7
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8.5 Photoshop 7
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8.5.1 Photoshop+++
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8.5.2 Photoshop
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(1)
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(2)
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(3) ()
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(4) ()12
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(5)
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(6)
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9 Photoshop 7 9.1 Photoshop 7 9.2 9.3 9.4
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9.1 Photoshop 7 Photoshop 7Photoshop 7
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9.1.1 Photoshop 7
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9.1.2 Photoshop 79-1
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9.1.3
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(1) 23
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100
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()
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(2) 1100
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(3) 1100
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(4)
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9.2 Photoshop 7
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9.2.1
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(1) 9-5
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(2) 164
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(3) (4) 1
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9.2.2 (1)
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(2)
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(3)
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Del
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140px [1]1
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9.2.3 Photoshop 7
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9.2.4
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9.3 9.3.1
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9.3.2 9-13
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(1) Alt
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+
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(2)
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9.3.3 Photoshop 7
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(1)
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(2)
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9.3.4
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(1)
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Photoshop15
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(2) 9-20
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9.3.5 9-21(1)
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9.3.6 9-22
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9-23
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9.3.7 Photoshop 79-24
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9.4 Photoshop 79-25
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9.4.1 9-26
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9.4.2
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9.4.3 9.4.4
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10 Photoshop3.07.0Adobe10.1 10.2 10.3
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10.1 Photoshop
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10.1.1 8000Photoshoppsdpdd
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(1)(2)(3)(4)(5)
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10.1.2 10-1
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(1)22(2)0100
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(3)
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(4)/(5)
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(6)(7)(8)(9)
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(10)(11)(12)(13)
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10.2 10.2.1 Photoshop 7(1) 10-2
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(2)
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10.2.2 Photoshop 7
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(1)(2)(3)(4)
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10.2.3
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10.2.4
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10.2.5 Photoshop
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(1) (2)
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10.3 Photoshop 710-3
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10.3.1 10-4(1)(2)
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(3)(4)(5)(6)0()255()
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10.3.2 10-5(1)(2)(3) (4)(5)
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11 PhotoshopPhotoshop 7
11.1 11.2
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11.1 11.1.1
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11.1.2 (1)11-2
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(2) (3)(4)
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11.1.3 Photoshop(1)(2)11-3
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(3)15(4)(5) 11-4-134020
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11.1.4 (1)
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11-5
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(2)
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11.2 Photoshop
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11.2.1 (1)(2)(3)75-4571350(4)11-83011-9
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11.2.2 (1)(2) (3)
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110000256016
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(4)211100-17278787511-11
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12 Photoshop12.1 12.2 12.3
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12.1
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12.1.1 (1)12-1(2)0255 (3)
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(4) Photoshop
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12.1.2 (1)12-2
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(2) RGB(3)
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02530.101.002255
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(4)02550255
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(5)
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(6)0.5(7)
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12.1.3 ,(1)12-3(a)
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(2)()()12-3(b)(3)
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(4) (5)
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12.2 12.2.1
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(1)
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(2)(-100+100)CMYKRGB 0CMYKRGB
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(3)(4)(5)
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12.2.2
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(1)/
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(2)-100+100(3)-100+100(4)
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12.2.3 (1)
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(2) (3)
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12-6(a)(b)
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12.3 Photoshop 7Photoshop
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12.3.1(1) Photoshop
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(2) Photoshop 712-7
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12.3.2(1) Photoshop 7
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+-
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(2)
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12.3.3
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(1) 4
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12-9(a)Photoshop 7Old Image
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12-10
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1160255
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(2)4
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Photoshop Photoshop
WindowsPaint()
dpi()dpi()150dpi (150)120dpi
Photoshop
TWAINToolkit Without An Interesting NameTWAINTWAINPhotoShopPaintShopProCorelDRAWPhotoshop 7