AVS 2003 7 30
MPEG AVS AV AVS:JVT AVS
HPA Customer site A HPA Customer site B Harmonic Enterprise 1 Customer site C
/
(MPEG, H26x, AVS) (ISMA) DVB DVD
(S/C/T) (TCP/IP)
MPEG
MPEG VCD: MPEG-1(ISO/IEC 11172) DVD: MPEG-1 SDTV: MPEG-2 MP@ ML(ISO/IEC 13818) HDTV: MPEG-2 MP@ HL(ISO/IEC 13818) : MPEG-4 (ISO/IEC 14496) : MPEG-7 (ISO/IEC 15938) : MPEG-21 (ISO/IEC 18034)
MPEG MPEG-1 MPEG-2 MPEG-LA 1996 6 1 2002 6 / 4 2002 2.5 / 2.5 MPEG-4 MPEG-LA MPEG-LA 0.25 / 4 / =1.2 / =14.4 /
MPEG MPEG LA MPEG ISO/IEC MPEG=Motion Picture Expert Group MPEG=ISO/IEC JTC1/SC29/WG11 MPEG RAND RAND MPEG MPEG LA
MPEG2 SONY 130 THOMSON LICENSING S.A. 99 PHILIPS 88 GE TECHNOLOGY DEVELOPMENT, INC. 56 MITSUBISHI 50 MATSUSHITA 36 VICTOR COMPANY OF JAPAN, LIMITED (JVC) 32 GENERAL INSTRUMENT CORPORATION 21 SAMSUNG ELECTRONICS CO., LTD. 14 SCIENTIFIC ATLANTA 13 2003 7 1
MPEG-2 10 4 MPEG LA 10 MPEG2 AVS 1.4 MPEG2 58% AV 2002 DVD
AVS AVS MPEG-2 LA AV AVS 3Mbps 8Mbps DVD
AVS AVS MPEG2=>AVS /
AVS HD-VD 4.7G DVD 9G DVD (HD-VD) MPEG-2 1/4 EVD 3C 6C 1C
C-Cube:VCD ESS:DVD HD-VD 10 3-5
AVS AV
AVS
AVS 2002 3 18-20 178 60 2002 5 7 863 2002AA11403 2002 5 25 2002 6 11 2002 6 21 AVS 2002 12 9
AVS IP
AVS 1. IBM 19. 2. TransCodia Ltd. 20. 21. 3. 22. 4. 23. 5 5. 24. 6. 25. 7. 26. 8. 27. 9. 28. 10. 29. 11. 30. 12. 13. 14. 15. 16. 31. 32. 33. 34. 17. 35. 18.
AVS 36. 45. 37. 46. 38. 47. 39. 48. 40. 49. 41. 42. 43. 44. 50. 51. 52.
AVS MPEG-China AVS 3-4 2002 8 23-24 2002 10 23-24 2002 12 19-20 2003 3 27-28 2003 7 28-29 2003 10 2003 12
AVS 74 622 29 206 AVS AVS ( )
AVS AVS AVS MPEG-2 4 720-60P MPEG2 AVS MPEG2:AVS CREW 10M 4.4M 2.3 HARBOUR 20M 8M 2.5 NIGHT 16M 6.5M 2.5 SPINCALENDAR 8M 3.3M 2.4
AVS AVS MPEG-2 ( ) MPEG-2 AVS AVS 1.0
MPEG-2 - / 0 /
AVS - / 0 /
MPEG-2 Motion Compensated Predictive Coding DCT Uniform/Deadzone Quantization VLC GOP AVS
AVS MPEG-2 MPEG-2 8x8
AVS Application Reconstructed picture Reconstructed Audio Is Video Coding Layer Parameter Sets VCL data Network Abstraction Layer NAL_Units AVS Video AVS Audio Layer AVS Audi t BitStream t Transpo MPEG2 System
AVS AVS MPEG-2 Start Code MPEG-2 PES VUI SEI
AVS M/S
AVS 2003 7 12 AVS
AVS ( ) 10 23 AVS AVS AVS AVS MPEG-2
AVS ( ) 1
AVS ( ) 2 AVS MPEG-2 AVS AVS
AVS ( ) 3 AVS AVS AVS
AVS ( ) 4 AVS AVS
AVS:JVT
ISO/IEC MPEG MPEG-1, MPEG-2, MPEG-4 ITU-T H.26X H.261, H.262, H.263, H.263+, H.263++
JVT
JVT JVT ISO/IEC MPEG ITU-T VCEG Joint Video Team JVT ISO/IEC MPEG-4 AVC ITU-T H.264 H.26L
AVC Advanced Television Systems Committee ( ) (www.atsc.org ) Digital Video Broadcasting Project ( ) (www.dvb.org ) DVD Forum DVD (www.dvdforum.org ) Internet Streaming Media Alliance (www.isma.tv ) 3rd Generation Partnership Project 3G (www.3gpp.org ) International Multimedia Telecommunications Consortium (www.imtc.org)
JVT,AVC and H.264
JVT Profile Baseline: JVT Profile: Level: Profile JVT: baseline, MP, XP
JVT Profile Profile Visual Tools Baseline Main X CABAC Entropy Coding X Adaptive Block-Size Transform X B-Pictures X X S-Pictures X Data Partitioning X Flexible Macroblock Ordering X X X VLC Entropy Coding X X X I-Picture X X X P-Picture X X X In-loop de-blocking filter X X X Interlaced X X X 1/4-sample motion compensation X X X 4x4 Motion Compensation (only 8x8 for B- pictures). X X X Chrominance Format 4:2:0 4:2:0 4:2:0
RFB 24 RFB : : Apple, Cisco, Sun : Broadcom, TI, Conexant : Polycom, Tandberg(Norway), RADVISION, (Israel), VideoLocus (Canada) : Deutsche Telecom (Germany), British Telecom UK : Nokia(FL), Ericsson : Siemens AG (Germany) AVS 7 RFB
MPEG-China:China NB for MPEG 1996 863-306 MPEG HoD 53 MPEG 2000 7 19-24 62 MPEG 2002 10 21-25 1997 20 MPEG MPEG-4 MPEG-4 part 7( ) MPEG-7( ) PFGS--MPEG-4 version 2( )
JVT 2001 12 JVT JVT JVT JVT
in MPEG-4 Sprite Aided Video Coding The second generation coding: object-based or layer-based. Sprite coding is very efficient for background coding.
JVT Rate Control JVT-D030: Rate control on JVT standard JVT-E069: An improved rate control algorithm HRD Model JVT-E091: An improved HRD model Intra JVT-E070: Flicking reduction in all intra frame coding
JVT SP Switch P Frame
AVS ( ) JVT Baseline + AVS MP ( ) AVS Baseline + AVS MP 1 ( ) 2 ( )
AVS ( 1) JVT X Profile JVT Main Profile X Profile MP JVT-RFB
AVS Baseline RFB DPCM DCT : Uniform/Deadzone Quantization VLC JVT-RFB 95% Main Profile X Profile 95% AVS MP
AVS MP JVT MP : LLEC (Interlace)
AVS 2 +..
AVS ( 2) AVS X Profile AVS Main Profile AVS-Baseline
AVS AVS Baseline DCT DPCM ME/MC VLC Loop Filter AVS MP 1 AVS MP
AVS
AVS AVS MPEG-2 AVS AVS AVS DVD
AVS AVS 10 3-5 AVS
AVS 1. 2. MPEG-2 2-3 3. ISO MPEG-4 AVC ITU H.264 4.
AVS 1. 10 3-5 2. 10 3. - - - - 4. AVS