KS X ISO IEC 13818-7-2005 Information technology-Generic coding of moving pictures and associated audio information-Part 7:Advanced Audio Coding(AAC)《信息技术 动画与音频的通用编码(MPEG-2) 第7部分 高.pdf

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1、KSKSKSKS KS X ISO/IEC 138187SKSKSKS KSKSKS SKSKS KSKS SKS KS - (MPEG-2)-7: (AAC) KS X ISO/IEC 13818 7:2005 2005 12 26 X ISO/IEC 13818 7:2005 e ( ) ( ) () () () () ( ) : :2001 4 17 :2005 12 26 20050947 : e : e ( ) ( 02 5097272 4) . 7 5 , . X ISO/IEC 13818 7:2005 e . KS X ISO/IEC 13818 7 . A() B() C()

2、 D() E() F() G() ISO/IEC 13818 (MPEG 2) . 1:( KS X ISO/IEC 13818 1) 2:( KS X ISO/IEC 13818 2) 3:( KS X ISO/IEC 13818 3) 4: ( KS X ISO/IEC 13818 4) 5: ( KS X ISO/IEC 13818 5) 6: (DSM CC) ( KS X ISO/IEC 13818 6) 7: (AAC)(KS X ISO/IEC 13818 7) 9: ( KS X ISO/IEC 13818 9) 10: (DSM CC) (KS X ISO/IEC 13818

3、 10) 11 :MPEG 2 IPMP( KS X ISO/IEC 13818 11) i X ISO/IEC 13818 7:2005 i 1 1. 1 2. 4 3. 7 4. 10 4.1 10 4.2 11 4.3 11 4.4 11 4.5 11 4.6 11 4.7 12 5. 12 6. 13 6.1 Audio_Data_Interchange_Format, ADIF 13 6.2 Audio_Data_Transport_Stream, ADTS 14 6.3 16 7. 29 7.1 29 7.2 30 8. 31 8.1 (ADIF) (ADTS) 31 8.2 35

4、 8.3 single_channel_element(SCE), channel_pair_element(CPE), individual_channel_stream(ICS) 39 8.4 (LFE) 45 8.5 program_config_element()(PCE) 45 8.6 (DSE) 48 8.7 (FIL) 48 ii X ISO/IEC 13818 7:2005 8.8 extension_payload() 49 8.9 52 8.10 60 9. 61 9.1 61 9.2 62 9.3 63 9.4 66 10. 67 10.1 67 10.2 67 10.3

5、 67 11. 68 11.1 68 11.2 68 11.3 68 12. 70 12.1 M/S 70 12.2 71 12.3 72 13. 77 13.1 77 13.2 77 13.3 78 13.4 83 14. (TNS:Temporal Noise Shaping) 84 14.1 84 14.2 84 14.3 84 15. 86 15.1 86 15.2 87 15.3 87 16. 91 iii X ISO/IEC 13818 7:2005 16.1 91 16.2 91 16.3 92 16.4 95 16.5 96 A() 98 B() 118 C() 119 D()

6、 172 E() 173 F() 175 G() 176 177 178 iv ICS 35.040 KS ISO/IEC (MPEG2) 7: (AAC) 13818 7:2005Information technologyGeneric coding of moving pictures and associated audio information Part 7: Advanced Audio Coding(AAC) 2004 3 ISO/IEC 138187 Information technologyGeneric coding of moving pictures and associated audio informationPart 7 :Advanced Audio Coding(AAC) . 1. MPEG 2 (AAC) MPEG 2 , MPEG 1 . MPEG 2 AAC 5 320 kbit/s ITU R . AAC . 1

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