所需E币: 5
时间: 2019-12-25 22:59
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Asbroadbandconnectivityadoptionratecontinuestoincreaseandthecapacityoftheunderlyingnetworkcontinuesitsrapidgrowth,movingandprocessingmediacontentistakingcenterstageinvarioussegmentsofboththeenterpriseandtheconsumermarkets.Theunstoppablemovetowardsconvergenceofdata,voiceandvideoprocessingontoanIP-basednetworkhashadsignificantimplicationonthedigitalsignalprocessingperformancerequirementsatvariousnodesofthisnetwork.Withapplicationsrangingfromlivebroadcastofhighdefinitiontelevisionprogrammingtoreal-timetranscodingandtranslatingofvideobetweenWirelineandwirelessnetworks,videoprocessingrequirementshavecontinuedtoincreaseincomplexityandperformance.Whenoneconsidersthesheervolumeofpixelsthatneedtobecaptured,pre-processed,compressed,packetized,possiblyencrypted,andtransmittedinanyreal-timebroadcasttypeapplicationofhighdefinitionvideo,particularlygiventhecomplexityofsomeofthelatestadvancedvideocodingschemes(H.264andWMV9),onecaneasilyappreciatetherawprocessinghorsepowerneededtoaccomplishsuchtasks.……