Streaming tawm yog video thiab / lossis cov ntaub ntawv xa mus dhau ib lub computer network rau cov playback tam sim es tsis txhob ua ntaub ntawv ces thiab tom qab (offline) playback. Piv txwv ntawm streaming video thiab audio muaj internet xov tooj cua thiab TV tshooj, thiab cov webcasts.
Siv Streaming Media
Cov kev sib txuas ntawm cov kev sib txuas ntawm cov kev sib txuas lus feem ntau yuav tsum tau ua hauj lwm nrog kev tawm suab. Cov kev cai ntawm cov kev siv bandwidth yog nyob ntawm cov hom ntsiab lus. Piv txwv, saib siab siab streaming video yuav tsum muaj ntau dua bandwidth dua menyuam uas tsis muaj qhov kev sib tw video lossis mloog suab paj nruag ntws .
Yuav kom nkag mus rau cov kwj, cov neeg siv qhib lub suab / video players ntawm lawv lub computer thiab pib muaj kev txuas mus rau cov neeg siv khoom siv . Hauv internet, cov kev tshaj xov xwm no tuaj yeem yog qhov Web servers lossis tshwj xeeb-cov cuab yeej tsim tshwj xeeb rau kev ua haujlwm siab.
Lub bandwidth (throughput) ntawm cov kwj tawm yog qhov me me . Yog tias tus nqi tsawg nyob rau hauv lub network rau ib qho dej ntws qis hauv qab tus nqi uas yuav tsum tau los txhawb qhov kev ua si tam sim ntawd, poob cov koob thaij video thiab / los yog suab tsis tau. Streaming media systems nquag siv siv cov ntaub ntawv ntawm lub sij hawm sib txuam tawm los mus txo qis ntawm cov khoom siv bandwidth uas siv rau txhua qhov sib txuas. Qee cov kev tawm suab streaming kuj tuaj yeem teeb tsa los txhawb Kev Pab Cuam Zoo (QoS) los pab tuav tswj qhov tsim nyog.
Teem Txog Lub Hwj Huam Siv Computer rau Kev Tshaj Tawm Media
Qee lub network kev cai tau tsim tshwj xeeb tsim rau streaming media, xws li Cov Sij Hawm Thoob Streaming raws cai (RTSP) . HTTP kuj tseem siv tau yog tias cov ntsiab lus yuav tsum tau muaj cov ntaub ntawv cia ntawm cov neeg siv Web site. Media neeg siv daim ntawv thov muaj kev txhawb nqa rau cov txheej txheem tsim nyog kom cov neeg siv feem ntau tsis tas hloov cov chaw hauv lawv lub computer kom tau lub suab / video ntws.
Piv txwv ntawm cov xov xwm tshaj tawm xws li:
- QuickTime
- RealPlayer
- Windows Media Player
Cov neeg muab kev pab uas xav kom xa cov kwj deg tuaj yeem tsim ib qho chaw rau ib qho chaw sib txawv:
- Sau npe mus rau ib qho ntawm online nyob streaming video Web cov kev pab cuam xws li justin.tv los sis ustream.
- Tsim kom muaj ib qho kev tshaj tawm hauv internet los ntawm kev txhim kho tshwj xeeb software mus rau hauv lub Web server. Piv txwv ntawm media neeg rau zaub mov software muaj xws li RealNetworks Helix Server thiab Adobe Flash Media.