ȻǵĻʮֵƽ֪ԷָôǾͻỻһܾ
û취˭ɷȫ˳ǣҪǵôһɷݣDzһô
ܲ¥
ſƽ̨սɹƽ̨ķŵƵϣ߾ˣĺҵӰӾ硣
Ӱ2µʱ䣬ûԼû½ƽ45%ûʱҲ750½350Ҳ˵ֵƽ½40%
Ȼֵ½µģµӰΪ0
رǹļƺӾĹй¶Ժ
ڼȦ֪ļһӾܻ3000ֳɡ
ֹ˾¾綼ӰӽкӰӲԶžϵĵ棬ܸƬԴĹ棬ҪӰӵĹѷֳЧġ
ΪӦԽļҪٵֻƽ߲ȫټᡣ
ȻҪðٶȸǴɺ˸ǮԺǣܿٵʵ
ǰ̨С㿴СҲòվС罫ĿƷŵϡ
֪ˣܡ̾˿˵
ʱŸĿͻǢ̸ɹȫ飬Ǣ̸ǰάգԷҪΪʩɹİȫȻںʩϵԷûиΡ
ΪղŵǸάĿͻͬԭ۵鲻ӦģͻͷܹģҲֻ³Ӵͻˡ
ֻͷ
2009ʢչԺóֽչӰӰȨ
СǺ飬һԱԼİһֲֻͣȥͷϵĺˮǰ̨ڵϡ
˫強зܼ칫ҵĴš
õġ˵·ͷҲص뿪İ칫ҡ
簲ȫƼ˾ܾ칫ҡ
˶·ɵľ飬һھƷˡ˵Ŵó·ɡ
ܣ·ôȵ
ǰ̨СȷݰڵǩԼ֣Сȷǩ뿪
ҼӴӰӽĿͶȻܽͲɹɱҪӰӽĿȨԼģӰӽĿDzٿӰӹ˾ɫѦ־ɽ˵
PPSһƽ̨ڵĴڣԴӰԺҲdzͷҲ07ʱһǧʣ2ȥѾòˡ
ǰʱչȨҪǰǰĹ켣еĻȨ10ǵ1250
ܣҪ߳ǵý⣬һǵӰӵ⣬ҪӰӵ⣬ҾöDzܵ飬ҪҲûа취
չһͽ뼼ǽӰӺֽѾǵˡ衽H.265ļݸ˵
ȻֻСԺıӰƽ̨ĸ֡
H.265ļƣʹӦԷŲԽŵ㣬ڵʹ绷ҲܴƵ
һݿŽģһܵģŮ鷳ǩһ¡СӰó˵
֪һϢѹľPPSPPSƽ̨ǿģҲƽ̨ͻٵģPPSѾ뵯״̬
һӰӵĽ뷽ʽH.265ʹҪøͣʹٵ120KB£Ҳʮ˳ʹӰӰ
Ѧ־ɽܲ㻹ʲôûУֻͷ
ǧǾ߸ʽٴٽ˫ĺΪ̸ӳ롣
⡱ԷĻһʱˡ
ܣðЦʺ
ǻǿǵķκǵķ뿪ˣһǼӴӰӽĿͶȣֻмӴӰӽĿͶȲǺľ
ŴһЩ˶ֽ뼼İּH.264档
ֻͶӰʾµӪݡ
һҰȨֽ˵dzλ⣬ƾһҺ˵öǣǿƽ̨˵һʱû취ʵģҪϡ
ӰӾȨ֮Ա۾dzǸɵġ
ܣк˶Ĺİϼ˵
衴ʱڰ칫ǰ˽
ĭָ䣬װʮ̨·ɣź뿪칫ҡ
Ͼֻʣһǧñҡ
ͬȻʺ£H.265H.264ռõĴ洢ռҪʡ50%
OKһݺͬȻҵ䡣
ҲʵֵķٶDZ߲Ǯȥġ
Ҵ绰һչ鶭»ûͨƽ˵
ܲð칫ҡ
ڶǸкdzεվȻȫž棬ȴع̺ƬģҲô
ǿܲ
֮Խ˽ΪϵͳˢһֽH.265Ľ뼼
ʵ֮ԸչΪСʲᣬֻҪһͿͶʱӪƵ˼DZȥȦǮ
簲ȫƼ˾зܼ칫ҡ
ȻţƵĵطһ4Kʱ4Kûа취뿪H.265
Ӱϵͳ֧һңңȫ
߰ٶȵԺҪֻҪٶȷһʦͿˣ˫Ǣ̸ˡ
һ·Ҫ͵沿Ƭһ·Ҫ͵ϡ
ϼһκ˽ֱӷŵεϡ
Ȼ˵ҪûҪ4K£ֻDz720PĵӰһûκѹ
ּǰŹ˾20128·Ƴġ
ڿdzǺֻԷ绰
νе
ʱ
Ǽ۸ôշѵأ
ˣǡ
롣
H.264ڵ2MbpsٶʵֱͼͣH.265/HEVCڵ1.5MbpsĴ£ʵ1080pȫƵ䡣
Ҫ֪ﵽĴõĿ2MģֻмǮõ10MĿԴȽû߹ۿӰӵż
һתֹȥʱ䡣
<div class="contentadv"> 簲ȫƼ˾
ŴҿЩӦ֪Ӽʲôûа취һžڣҪֻܸ߳ıǵӪԣҶվĸﶼʲôֻ˵
ҪH.265ʮãʹ2030Ҳṷ̂˵ٿʹöʮꡣ
洢ռһôζţһH.265H2.64ҪһЩ30%~50%
ڸԷͺͬνϼĺӴ
ܣͷϻе㹤СʱԺԲԡ˵
ԴӰԺǾҲûиϵˡ
ӡſվΪӰӰȨӰӰȨ۸ˮǴ
ȻҲһı˵ģ˾ǶӲҪȽϸߡ
һϢڲݵȦ
һЩ·Ƿϸνӷŵ˵
ܣ˲˵ĸվùҪûгֵĻӰӻһƬӰӳӰӱɺ캣ʵûԸгֱԵ
20091215ա
֮ôΪǰǸǢ̸ʢչ顣
ڰȨ۸ǵƵҵˡſᡢաƵɵɵ˼Ǯ˭Ҳûѹ˭ԽԽ
շ29999ṩһһԺÿȡ1500ãʼװ֧5վ㣬ÿһվҪ֧199վͬѣÿͬ1999
~~~
ĵڿʱڵĽܺΪΪּǿʵ̫ǿˡ
꽫óʮͶʵӰӾ磬Ӱӹ˾ԵǢ̸
Ѧ־ɽ˶ͷΪǷdzЧķȻûа취ȫž棬Ƕž70%ϵĵûġ
ֻ˵㽫ĿͶߵϯӪѦ־ɽ
ڡ
ܣҪDzܵˣҪѿȥĻһƽ̨ǻԸչҲԾڴˡ
ԷֻǸ˵ҪʹãǷܹڸµʱΪṩ°
ǿڵһʱ佫°ǵָϣǵʱͨ俽кܶͻʹַ
֪ˣȥæİɡͷҲ̧˵
ܹ1.5Mbpsʵ1080Pȫ崫䣬ܽʡһĴ洢ռ䡣
ʱϵŵ
Ȼȥɣʲôңһ滻û⣿ʵ
û⣬ܡص
ȶСĿ꣬1סskjvvx;ֻĶַskjvvx
û취˭ɷȫ˳ǣҪǵôһɷݣDzһô
ܲ¥
ſƽ̨սɹƽ̨ķŵƵϣ߾ˣĺҵӰӾ硣
Ӱ2µʱ䣬ûԼû½ƽ45%ûʱҲ750½350Ҳ˵ֵƽ½40%
Ȼֵ½µģµӰΪ0
رǹļƺӾĹй¶Ժ
ڼȦ֪ļһӾܻ3000ֳɡ
ֹ˾¾綼ӰӽкӰӲԶžϵĵ棬ܸƬԴĹ棬ҪӰӵĹѷֳЧġ
ΪӦԽļҪٵֻƽ߲ȫټᡣ
ȻҪðٶȸǴɺ˸ǮԺǣܿٵʵ
ǰ̨С㿴СҲòվС罫ĿƷŵϡ
֪ˣܡ̾˿˵
ʱŸĿͻǢ̸ɹȫ飬Ǣ̸ǰάգԷҪΪʩɹİȫȻںʩϵԷûиΡ
ΪղŵǸάĿͻͬԭ۵鲻ӦģͻͷܹģҲֻ³Ӵͻˡ
ֻͷ
2009ʢչԺóֽչӰӰȨ
СǺ飬һԱԼİһֲֻͣȥͷϵĺˮǰ̨ڵϡ
˫強зܼ칫ҵĴš
õġ˵·ͷҲص뿪İ칫ҡ
簲ȫƼ˾ܾ칫ҡ
˶·ɵľ飬һھƷˡ˵Ŵó·ɡ
ܣ·ôȵ
ǰ̨СȷݰڵǩԼ֣Сȷǩ뿪
ҼӴӰӽĿͶȻܽͲɹɱҪӰӽĿȨԼģӰӽĿDzٿӰӹ˾ɫѦ־ɽ˵
PPSһƽ̨ڵĴڣԴӰԺҲdzͷҲ07ʱһǧʣ2ȥѾòˡ
ǰʱչȨҪǰǰĹ켣еĻȨ10ǵ1250
ܣҪ߳ǵý⣬һǵӰӵ⣬ҪӰӵ⣬ҾöDzܵ飬ҪҲûа취
չһͽ뼼ǽӰӺֽѾǵˡ衽H.265ļݸ˵
ȻֻСԺıӰƽ̨ĸ֡
H.265ļƣʹӦԷŲԽŵ㣬ڵʹ绷ҲܴƵ
һݿŽģһܵģŮ鷳ǩһ¡СӰó˵
֪һϢѹľPPSPPSƽ̨ǿģҲƽ̨ͻٵģPPSѾ뵯״̬
һӰӵĽ뷽ʽH.265ʹҪøͣʹٵ120KB£Ҳʮ˳ʹӰӰ
Ѧ־ɽܲ㻹ʲôûУֻͷ
ǧǾ߸ʽٴٽ˫ĺΪ̸ӳ롣
⡱ԷĻһʱˡ
ܣðЦʺ
ǻǿǵķκǵķ뿪ˣһǼӴӰӽĿͶȣֻмӴӰӽĿͶȲǺľ
ŴһЩ˶ֽ뼼İּH.264档
ֻͶӰʾµӪݡ
һҰȨֽ˵dzλ⣬ƾһҺ˵öǣǿƽ̨˵һʱû취ʵģҪϡ
ӰӾȨ֮Ա۾dzǸɵġ
ܣк˶Ĺİϼ˵
衴ʱڰ칫ǰ˽
ĭָ䣬װʮ̨·ɣź뿪칫ҡ
Ͼֻʣһǧñҡ
ͬȻʺ£H.265H.264ռõĴ洢ռҪʡ50%
OKһݺͬȻҵ䡣
ҲʵֵķٶDZ߲Ǯȥġ
Ҵ绰һչ鶭»ûͨƽ˵
ܲð칫ҡ
ڶǸкdzεվȻȫž棬ȴع̺ƬģҲô
ǿܲ
֮Խ˽ΪϵͳˢһֽH.265Ľ뼼
ʵ֮ԸչΪСʲᣬֻҪһͿͶʱӪƵ˼DZȥȦǮ
簲ȫƼ˾зܼ칫ҡ
ȻţƵĵطһ4Kʱ4Kûа취뿪H.265
Ӱϵͳ֧һңңȫ
߰ٶȵԺҪֻҪٶȷһʦͿˣ˫Ǣ̸ˡ
һ·Ҫ͵沿Ƭһ·Ҫ͵ϡ
ϼһκ˽ֱӷŵεϡ
Ȼ˵ҪûҪ4K£ֻDz720PĵӰһûκѹ
ּǰŹ˾20128·Ƴġ
ڿdzǺֻԷ绰
νе
ʱ
Ǽ۸ôշѵأ
ˣǡ
롣
H.264ڵ2MbpsٶʵֱͼͣH.265/HEVCڵ1.5MbpsĴ£ʵ1080pȫƵ䡣
Ҫ֪ﵽĴõĿ2MģֻмǮõ10MĿԴȽû߹ۿӰӵż
һתֹȥʱ䡣
<div class="contentadv"> 簲ȫƼ˾
ŴҿЩӦ֪Ӽʲôûа취һžڣҪֻܸ߳ıǵӪԣҶվĸﶼʲôֻ˵
ҪH.265ʮãʹ2030Ҳṷ̂˵ٿʹöʮꡣ
洢ռһôζţһH.265H2.64ҪһЩ30%~50%
ڸԷͺͬνϼĺӴ
ܣͷϻе㹤СʱԺԲԡ˵
ԴӰԺǾҲûиϵˡ
ӡſվΪӰӰȨӰӰȨ۸ˮǴ
ȻҲһı˵ģ˾ǶӲҪȽϸߡ
һϢڲݵȦ
һЩ·Ƿϸνӷŵ˵
ܣ˲˵ĸվùҪûгֵĻӰӻһƬӰӳӰӱɺ캣ʵûԸгֱԵ
20091215ա
֮ôΪǰǸǢ̸ʢչ顣
ڰȨ۸ǵƵҵˡſᡢաƵɵɵ˼Ǯ˭Ҳûѹ˭ԽԽ
շ29999ṩһһԺÿȡ1500ãʼװ֧5վ㣬ÿһվҪ֧199վͬѣÿͬ1999
~~~
ĵڿʱڵĽܺΪΪּǿʵ̫ǿˡ
꽫óʮͶʵӰӾ磬Ӱӹ˾ԵǢ̸
Ѧ־ɽ˶ͷΪǷdzЧķȻûа취ȫž棬Ƕž70%ϵĵûġ
ֻ˵㽫ĿͶߵϯӪѦ־ɽ
ڡ
ܣҪDzܵˣҪѿȥĻһƽ̨ǻԸչҲԾڴˡ
ԷֻǸ˵ҪʹãǷܹڸµʱΪṩ°
ǿڵһʱ佫°ǵָϣǵʱͨ俽кܶͻʹַ
֪ˣȥæİɡͷҲ̧˵
ܹ1.5Mbpsʵ1080Pȫ崫䣬ܽʡһĴ洢ռ䡣
ʱϵŵ
Ȼȥɣʲôңһ滻û⣿ʵ
û⣬ܡص
ȶСĿ꣬1סskjvvx;ֻĶַskjvvx