09a video compstream_intro_trd_23-nov-2005v0_2

Video Compression and Streaming Brussels, November 23rd, 2005 G. Briand et al

[object Object],[object Object],[object Object]

Outline ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Introduction (1/2 ) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Introduction (2/2) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Standardization (1/2) Video codecs H.264/SVC SMPTE/VC1 2000’s 1990’s 1980’s 1970’s 1960’s Transform Coding 6 5/ 80 MC Prediction 72 / 89 Entropy Coding 49 / 76 H.261 MPEG-1 H.262/MPEG62 MPEG4 ASP H.263 H.264/AVC DVCPRO 1950’s DPCM 52 / 80 Technologies Standards Videophone 56Kb/s – 2Mb/s CD-ROM 1-1.5Mb/s Digital TV, DVD 4 to 80 Mb/s Camcorder, VTR 25 to 50 Mb/s Videophone 30 Kb/s Video streaming & post-prod 30 Kb/s to 600Mb/s Convergence of all video applications, digital cinema 30 Kb/s to 600Mb/s Wavelet 85/--

Standardization (2/2) DVB Transport 2001 1995 1997 1999 2003 2005 2007 2009 DVB-S DVB-C DVB-S2 DVB-T DVB-H DVB-IPI in progress Satellite TV Cable Mobile TV Terrestrial TV IPTV

Bit rate evolution Mbit/s 2001 0 1 2 3 4 5 6 1995 1997 1999 2003 2005 2007 MPEG-2 1 st generation encoders 1 st generation encoders 2 nd generation encoders MPEG-4/H.264 AVC MPEG-4 ASP C. Ratio from 4:2:2 166 28 ,[object Object],3 rd generation encoders (advanced Pre-processing) 2 nd generation encoders (Stat-Mux + Rate control improvements) 2009

R&D process ,[object Object],New applications Video compression research Lower bit rates Silicon technology evolution (ICs, DSPs)

Video compression and streaming in Medianet Rational ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Video compression and streaming in Medianet Objectives (1/2) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Video compression and streaming in Medianet Objectives (2/2) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Video compression and streaming in Medianet Tasks/ Partners over the streaming chain - Extension of H.264 for improved streaming Fraunhofer HHI - MP4 file format - Adaptive streaming - Unicast, Multicast Fraunhofer HHI, Thomson R&D Real time encoder - Advanced encoder architectures - MPEG-4 AVC/H.264 compression algorithm Nextream, Thomson R&D - Advanced decoder architectures - Post-processing - Erreur concealment Integrated receiver STMicroelectronics Univ. Bristol Off line MPEG-4 AVC/H.264 encoding Streaming Server for MPEG-4 AVC/H.264 MPEG-4AVC/H.264 decoding IP Network Adaptive Playout Politecnico Di Milano

Video compression and streaming in Medianet Outcomes (1/4) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object],[object Object],Video compression and streaming in Medianet Outcomes (2/4) ,[object Object],[object Object],[object Object],[object Object],Mbit/s 2001 0 1 2 3 4 2003 2005 2007 MPEG-2 2 nd generation encoders MPEG-4/H.264 AVC 3 rd generation encoders 1st generation encoders 2009

[object Object],[object Object],[object Object],[object Object],[object Object],Video compression and streaming in Medianet Outcomes (3/4)

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Video compression and streaming in Medianet Outcomes (4/4 )

Conclusion ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

09a video compstream_intro_trd_23-nov-2005v0_2

Recomendados

Recomendados

Mais conteúdo relacionado

Mais procurados

Mais procurados (20)

Destaque

Destaque (11)

Semelhante a 09a video compstream_intro_trd_23-nov-2005v0_2

Semelhante a 09a video compstream_intro_trd_23-nov-2005v0_2 (20)

Mais de Pptblog Pptblogcom

Mais de Pptblog Pptblogcom (20)

09a video compstream_intro_trd_23-nov-2005v0_2