Babban shirin yadda aiki da kwayoyiwa, MJPEG (Motion JPEG) vs h264 sunake karni amfani da shugaban suka yi, mai amfani da farko daidai  MJPEG (Motion JPEG) vs h264 sun samun farko daidai.

mane Motion JPEG (M-JPEG)؟

MJPEG ya kawo kowacewa JPEG binciken daga cikin ƙasa da wani ayyuka. An yi hanyar wannan bincike kuma yanzu kan shaƙaɗa na fasalin daidai kuna haifarci da wani ayyuka. Kamar rawa, MJPEG lissafi sun jirgin da keɓe kuna haifarsa ne kuna iya abin da aka samun mutum-mutumin sauran lissafi.

Sunan wannan ne bayan fada na Motion JPEG:

Qualiti na littafi: Abokanin da yanzu a cikin rubutun frame na frame, m jpeg ya yi amfani da kwalite ta fisar da biyu. Kuma, a cikin haka, ya samfuna a iya yi shi a ciki da kewaye na connection na band high-band width koƙarin suna da details of the mjpg video bata da aka zo, misali, fisar na dama ko editing na video.

Tsohuwar: M-JPEG suna ceppuwa mai tsarin da ke gabatarwa a cikin aikin da kwayoyiwa. Ceppuwa ya soya rubutu na farko da na farko kuma baya dubuwa ga cewa ceppuwon guda daga wannan aiki.

Access na Random: Kadai, abubuwan frame suna iya tambaya halitta, ya ke nuna access (random) a cikin wannan lokacin da aka zuba a cikin rubutun video m jpeg . Kuma a cikin mass-cognition case ya ba haɗa processing lafiya mai wuce ne, kamar amfani da variance extraction ko slow motion.

Rubutun fail: Kana faruwarwa, wataƙen fayilin M-JPEG ya kamata mutane da ke samun ranar fayilin hanyar ceppuwon guda. A cikin wannan kasance, wani fitar da aka yi amfani'a ne ya komprees daidai. Wannan suna babu kwayoyin amfani'in fitar kuma ya fi sauran fayilin kashin da ke samun ranar storage.

Fayilin bayan: A cikin kasance na fayil, m-jpeg codecs za'a iya samun sabon band-width a cikin samar da aka yi gabatarwa compared to others. Amfani da wannan tsarin ya ke samun ƙasa a matsayin network bandwidth lafiyar ko streaming na video a cikin internet.

Mene ne H.264?

H.264h , wanda ake kira MPEG-4 AVC, yana amfani da ƙididdigar ƙira wanda ke nazarin duka sararin samaniya da lokaci a tsakanin firam. Yana karya firam zuwa macroblocks kuma yana amfani da fasahar coding don cire bayanan da ba dole ba. A sakamakon haka, H.264 samar da muhimmanci mafi girma matsawa ga wannan ingancin matakin kamar yadda m jpeg tare da fayil masu girma har zuwa 80% karami.

Ga wasu muhimman siffofin H.264:

Ƙarfin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙ H.264h zai iya cimma mafi girma matsawa yadda ya dace da shan amfani da temporal ƙungiyoyi tsakanin Frames maimakon da mutum Frames kamar yadda ya kasance a baya. Yana amfani da ayyuka kamar kimanta motsi da kuma biyan kuɗi don daidaita bambancin tsakanin sigogi, wanda ke haifar da ƙananan fayiloli.

Bandwidth da ajiya: Saboda da high matsawa yadda ya dace, H.264 amfani da kasa bandwidth da ajiya sarari don watsa video fiye da m jpeg . Kuma ya fi da fatan a cikin amfani da idini ne, amfani na ga daga rubutu dai dai amfani da aka saita daidai, kamar streaming video da surveillance video.

Latency: H.264h protocols suna zama encoding da decoding latency biyu mai frames intercompression feature. Suna za'a iya shigar da maso aiki don video transmission dai dai (kamar live video conferencing, ko services dai dai).

Tashar gaba: H.264 yana faruwa sabon aiki aiki don encoding da decoding operations. Kuma, ya kan yi daga wannan aiki sai wanda ya kamata compared to m jpeg codec. Mai hanyoyi, hardware acceleration da hardware mutum don encoding da decoding phases, ya saita tare da tashar gaba a cikin aiki haka.

Yiwadawa: H.264h ya haifar da sabon platform, devices da software options, kuma ya yi kewaye don algorithm encoding da decoding. Ya haifar da sabon gadgets wanda duk a kasance, tablets, da media players.

Rabewa mai tsarin mjpeg vs h264 :

• M- JPEG baa aikin tunyauna da aka saitarsa a cikin rubutu bit varying wanda H.264h da fatan.
• H.264 kawai na gaba daga wannan ne babban aiki a kan tunyaunku/buga mai codenka da M-JPEG.
• M-JPEG baa ga hanyar patantin/malaman kusar da ya yi shi duniya da fatan H.264h .

Kuma shi In choosing Codec da yatsa ?

Idan kuna iya labarar h 264 motion jpeg , da kuna iya gabatar da cewa suna ga amfani don aiki. Idan kalmar rubutu na gaskiya da idan aiki duk daidaitaka, kamar kasa da fara wani kwaya bai da hanyar wannan MJPEG ya fi da aiki mai shirye. Babu kuma wanda ke yi daga wannan, amfani da H.264 ya gabata masu aiki da kompresin, nufin cikin samun fayil, da yadda suka sami a cikin alamunaiwacin device.

An bane suna da wadannan kodaiki video suna ne h265 (HEVC) da VP9 suna mai tsarin da ke samun ranar kwayoyiwa ga H.264. Suna iya yi amfani'a wannan ceppuwon guda idan ka ne za'a samun ranar kwayoyin abubuwan ko ka ne ba daidai ba a cikin amfani'in compatibility.

kamar rawar daidai, kansa da wannan hanyar da cikakken h 264 motion jpeg , labarin da aka ba da shi a cikin kodaiki kompresin video don rubutunkaake yana iya yi kawo daidai. Shigar da cikakken rubutu, samun fayil, banduwanci, latinsi, da cikakken samfari kamar yadda ya kamata daidai.