KS X ISO IEC 14495-2-2005 Information technology-Lossless and near-lossless compression of continuous-tone still images-Part 2:Extensions 《信息技术 连续色调静态图像的无损和近似无损压缩 第2部分 扩充》.pdf
《KS X ISO IEC 14495-2-2005 Information technology-Lossless and near-lossless compression of continuous-tone still images-Part 2:Extensions 《信息技术 连续色调静态图像的无损和近似无损压缩 第2部分 扩充》.pdf》由会员分享,可在线阅读,更多相关《KS X ISO IEC 14495-2-2005 Information technology-Lossless and near-lossless compression of continuous-tone still images-Part 2:Extensions 《信息技术 连续色调静态图像的无损和近似无损压缩 第2部分 扩充》.pdf(69页珍藏版)》请在麦多课文档分享上搜索。
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2、() I() J() K() KS X ISO/IEC 14495 “ ” . 1:( KS X ISO/IEC 14495 1) 2:( KS X ISO/IEC 14495 2) i ICS 35.040 KS X ISO/IEC 2: 14495 2:2005Information technology Lossless and near-lossless compression of continuous-tone still images Part 2: Extensions 2003 ISO/IEC 14495 2 Information technologyLossless an
3、d near-lossless compression of continuous-tone still images Part 2:Extensions . 1. ( ), ( ) . ( , , ) . , . . . 2. . | | . IEC ISO , ITU T ITU T . 2.1 | CCITT T.81 (1992) | KS X ISO/IEC 10918 1: 2001 (JPEG) 1: ITU T T.83 (1994) | KS X ISO/IEC 10918 2:2003 (JPEG) 2: ITU T T.84 (1996) | KS X ISO/IEC 1
4、0918 3:2003 (JPEG) 3: ITU T T.87 (1998) | KS X ISO/IEC 14495 1: 2001 2.2 KS X ISO/IEC 9899:2003 C ISO/IEC 646:1991 Information technology ISO 7-bit coded character set for information interchange( ISO 7 ) ISO 5807:1995 Information processing Documentation symbols and conventions for data, program an
5、d system flowcharts, program network charts and system resources charts(, , X ISO/IEC 14495 2:2005 ) 3. 3.1 ITU T Rec.T.87 | KS X ISO/IEC 14495 1: 2001 . 3.1.1 (arithmetic encoder) 3.1.2 (arithmetic encoding) 3.1.3 (arithmetic decoder) 3.1.4 (arithmetic decoding) 3.1.5 (binary context) 3.1.6 (binary
6、 decision) . 3.1.7 (colour transform) 3.1.8 (sign flipping) 3.1.9 (symbol packing) 3.1.10 (visual quantization) 3.2 ITU T Rec. T.87 | KS X ISO/IEC 14495 1: 2001 . FLC (Fixed Length Code) LPS (Less Probable Symbol) MPS (More Probable Symbol) 3.3 ITU T Rec. T.87 | KS X ISO/IEC 14495 1: 2001 . , . Areg
7、 (numerical-line) ArithmeticEncode() C Av030 LPS 31 . Avd Av BASIC_T1, BASIC_T2, BASIC_T3, BASIC_T4 Bin Buf01 (carry-over) Creg (trailing bits) ENT . Flag0MAXVAL MAXVAL 1 GetBinaryContext() C GetByte() C GetGolombk() C Hd 2 X ISO/IEC 14495 2:2005 . LPScnt0MAXS LPS MAXcnt MLcnt LPScnt MAXS MLcnt0MAXS
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- KSXISOIEC1449522005INFORMATIONTECHNOLOGY LOSSLESSANDNEARLOSSLESSCOMPRESSIONOFCONTINUOUSTONESTILLIMAGES

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