IYE CHOKWADI Nekuchengetedza Mafaira mune iyo .JPEG Fomati

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Kuchengetedza mafaera mune .JPEG fomati

Icho chingangoita ngano kuti pese paunochengeta faira se .jpeg yaunorasa ruzivo uye kumanikidza kunoitika. Kwenguva yakareba, vazhinji vanotora mifananidzo vakafungidzira izvozvo kana iwe chengeta yako faira se .jpeg kuti urikurasa yakawanda data. Unogona… kana ungasadaro.

Zvimwe chokwadi nezve JPEG:

Kwemakore mazhinji, pakave nekukakavara kwakanangana nekushandiswa kweJPEG. Anenge makore mashanu apfuura, programmers (kwete vafotori) vakaunzwa kuti vadzidze zvakadzama mune yakanaka data data reJPEG mafaera uye vakakwanisa kuburitsa mwenje mukushandisa kwavo.

  • Iwe unongodzvanyirira iyo faira kana iwe ukaichengeta sefaira nyowani, kwete kana iwe uchingodzvanya chengeta.
  • Kana iwe ukavhura faira kumusoro, kureva "Apple" uye rova ​​sevha, ichachengetedza iyo data pamwe neshanduko dzakachinjwa uye hakuzove nekumanikidza kana kurasikirwa.
  • Iwe unogona kurova chengetedza miriyoni uye ingangove iri iyo chaiyo data sepakutanga.
  • Ukabaya chengetedza se… ' uye kutumidza zita refaira ku "Apple 2", une kumanikidza uye kurasikirwa. Dzvanya chengeta uye hapana kumanikidza.
  • Zvino iwe tora "Apple 2" uye 'chengetedza se…' "Apple 3", uchave nekumanikidza zvakare.
  • Iyo compression ratio iri 1: 1.2 saka iwe unongowana chete zvingangoita zvishanu-zvekare zvinosevha usati warasa hunhu hwakakwana kuti uonekwe.
  • Zvakare zvakakosha kucherechedza, maJPEG anoita zvinopfuura kumanikidza iyo faira, ivo zvakare vanorasikirwa neruvara uye musiyano renji.
  • Idzi nhamba uye zviyero mienzaniso nekuda kwetsananguro yakapusa, asi rega titi pikicha ine 100 mavara uye zana mapoinzi. RAW kana TIFF faira inorekodha ese 100 mavara uye zana mapoinzi mapoinzi. Nekudaro, iyo pikicha ikapfurwa seJPEG, iyo kamera mhando inoita zvishoma post-kugadzirwa uye inokugadzirisa iyo mufananidzo iwe. Iyo JPEG inongobata inoti 100 yemavara uye makumi mapfumbamwe ematanho ekusiyanisa. Iye zvino chiyero uye kurasikirwa chaiko kunoenderana nemufananidzo uye hapana yakatarwa fomula, asi chidimbu chakakosha ndechekuti; kana iwe ukapfura muRAW kana TIFF urikutora 100% yedata. Kana iwe ukapfura JPEG, haungoregedze mavara uye musiyano asi wozowana 85: 90 kumanikidza. Izvi ndezvechokwadiwo kana iwe ukatora RAW kana TIFF faira mune post-yekugadzira software uye chengetedza seJPEG, ichaita iyo yakafanana color / kusiyanisa kurasikirwa mukuwedzera pakumanikidza kwekushandurwa. Kazhinji kazhinji, haioneke kuoneka. Iko hakuna kurasikirwa kana iwe ukateedzera uye unama faira kubva kune imwe dhiraivha kuenda kune imwe futi, asi metadata yako inozoshandurwa. Izvi zvinouya mukutarisa kana iwe uchida kuratidza kuve muridzi kana kupinda mumakwikwi. Mazhinji makwikwi ikozvino ari kuda iyo yekutanga faira sehumbowo hwe metadata / muridzi.

Unofanira Sei Kuponesa Mifananidzo Yako: JPEG inogamuchirwa here?

Kutanga nekuverenga ichi chinyorwa uye zvakataurwa pairi ZVINOFANIRA KUCHENGETEDZA VERSUS DELETE saka unoziva mazwi acho.

  • Kana iwe uri kupfura "zvinyorwa" mapfuti, kunyanya zvemhuri zvisina kujairika kana mabiko epfuti, wobva wapfura muJPEG uye chengeta ivo seJPEGs.
  • Kana paine chero mukana uri kuenda kunotora chimwe chinhu "chikuru", wobva wapfura muRAW. Zvino kana iwe ukachengeta iyo faira, iwe unofanirwa kusevha matatu makopi: iyo yekutanga RAW faira, iyo yakarongedzwa / yakatetwa faira (TIFF, PSD, kana PNG, sarudzo yako), uyezve iyo JPEG vhezheni yeiyo yakarongedzwa faira kune mamwe mabasa akasiyana siyana.
  • Ini pachangu ndinoenda nhanho imwe kumberi uye ndochengetedza iyo 60% yakamanikidzwa JPEG futi, yekushandisa pa internet. Izvi ndezvekuti ini ndinogona kuishandisa pane mawebhusaiti, maalbhamu, nezvimwe uye ndisinganetseke nezvemumwe munhu anoba yakazara saizi kopi. Ini handina kumboburitsa chero chinhu online chiri chizere saizi, kunyangwe vanhu vanopfura. Kwete chete iyo inoderedza huwandu hwenzvimbo iwe yaunotora pane saiti, asi kana paine paine kukakavara, zviri nyore; Ndine yega saizi izere vhezheni.

"Asi zvinotora nzvimbo yakawanda!"

Kazhinji ndinonzwa izvi kubva kuvanhu. Dambudziko nevazhinji vanotora mifananidzo nhasi havatarisire izvo zvavari gona vanoda kuita nemifananidzo yavo makore mashanu kana gumi kubva pavanotanga kutora mifananidzo. Panguva iyo iwe yawakadzidza kuti iwe unoda iwo ese mafaera, anga ari makore ezviuru zvemapfuti awakatora uye hauchazokwanisa kupora kana kushandura kana iwe ukasvetuka kare. Saka hongu, zvinotora nzvimbo yakawanda, asi zvakatendeseka, zvinotyaira zvakachipa kana zvichienzaniswa nemutengo wekushuvira kuti dai wakachengeta mamwe mavhezheni kana nguva yaizotora kuti ugadzire iwo ese maeshanduro en-mass.

Iwe wapedza zviuru zvemadhora pane yako michina kutora uye kushandisa mifananidzo inozoreva chimwe chinhu kwauri kwehupenyu hwako hwese, $ 150 zvimwe kuchengetedza mamwe ma50,000 mafaera anofanira kunge asiri-brainer.

 

Chris Hartzell ane anopfuura makumi matatu emakore ekufamba uye kutora mifananidzo munyika dzinopfuura makumi maviri uye basa rake rinogona kuwanikwa mumatarenda epasi rese, kushambadza, magazini, uye kuratidzira kwedzidzo pamwe nekutungamira mashopu emumunda, kushanya kwemhuka dzesango, uye kudzidzisa makirasi ekutora mifananidzo. Unogona kuona zvakawanda nezvake nebasa rake panzvimbo yake, PhotoStrokes.net

 

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  1. Hupenyu naKaishon musi waDecember 19, 2012 pa 9: 42 am

    Ruzivo rwakanaka chaizvo! Kutenda nekutora nguva yekugovana.

  2. Donna musi waDecember 19, 2012 pa 9: 53 am

    Chii ??? Ini ndaifunga kuti zvainge zvakapesana - iko kusevha se 'sevha se' KWAKASIMIRA zvakare kumanikidza iyo faira, asi kungorova 'sevha' KWAKADZIDZIRA kumanikidza. Ndo zvandanga ndichiverenga kwemakore! Wow.

    • Jodi Friedman, MCP Zviito musi waDecember 19, 2012 pa 11: 21 am

      Ine chekuita nekuchengetedza shanduko nyowani. Kana iwe uchingo chengeta pasina chaitwa, saka hapana chakarasika. Izvo zvakati, kashoma kuva dambudziko kunze kwekunge iwe uri kuchengetedza nekuchinja matani uye matani enguva. Vhura - Sevha - Vhura - Vhura - Chengetedza - Vhara x…. boka.

  3. Amanda musi waDecember 19, 2012 pa 10: 04 am

    Ichi ndicho chikonzero ini ndinoda yako saiti zvakanyanya…. Kutendeseka kune runako, ini ndanga ndichingo fungisisa izvi rimwe zuva… ini ndanga ndave kutanga kunzwa sekunge ndiri kuunganidza dhiraivhi rangu nekuchengetedza chifananidzo katatu dzakasiyana…. Iyo RAW, iyo PSD uye Jpeg fomati…. Ndinofara kuziva kuti ndiri munzira chaiyo ;-)

  4. Phyllis musi waDecember 19, 2012 pa 11: 30 am

    Ichi chinyorwa chaive chakanakisa! Ndadzidza chimwe chinhu chitsva mangwanani ano. Ida ino webhusaiti! Ndatenda nekugovana uye ikozvino ndoda kugadzirisa macamera angu settings

  5. Dianne - Bunny Makwara musi waDecember 19, 2012 pa 1: 23 pm

    Ndatenda neruzivo urwu. Zvakanaka chaizvo zvandakafunga, asi zvakanaka kuva nazvo zvakasimbiswa.

  6. Elayne musi waDecember 19, 2012 pa 6: 50 pm

    Ko kana iwe uri kuita iyo yakawanda yekugadzirisa kwako muRR? Paunotengesa kunze se jpg, pane chero chinhu chakamanikidzwa?

  7. Pam musi waDecember 20, 2012 pa 4: 43 am

    Ndiri kungoda kuve nechokwadi… Kana iwe uchinge waunza kubva kamera yako, iwe unoda kuzviita katatu uye semhando dzakasiyana dzefaira? (Ndiri mucheche, asi ndinoda kudzidza nemazvo. Ndosaka ndichida blog yako!) Ndatenda ...

    • Chris Hartzell musi waDecember 20, 2012 pa 3: 19 pm

      Pam, kwete chaizvo. Unopfura muRAW kana JPEG mukamera, chero chaunoda kubva pane zvaunoda. Iwe unopinza mifananidzo inoti muLR. Zvino kana iwe uchivatumira kunze, ndipo pandinokurudzira kuburitsa mune anosvika matatu mafaera akasiyana, ayo anokupa iwo akazara emafaira mana zvachose: 3) iyo yekutanga faira munzvimbo yayo yepakutanga saka inochengeta yayo yese epakutanga metadata, 4) yakaburitswa yakarongedzwa TIFF inova yako "yekuchengetera kopi", 1) yakaburitswa yakarongedzwa JPEG kopi inova yako inoshamwaridzika vhezheni yemamwe maficha senge kushandiswa mushoko, nezvimwewo, 2) 3% yakamanikidzwa (kuseta iri pa4%) yakatumirwa yakagadziridzwa JPEG yekushandisa webhu.

  8. Paige musi waDecember 20, 2012 pa 8: 05 am

    "Iwe unongodzvanyirira zvakare faira kana ukarichengeta sefaira nyowani, kwete kana ukangobaya" vesave '. "Saka inzwa wakasununguka kuyedza izvi pachako. Ndakavhura JPG yaive 923KB. Ini handina kugadzirisa faira neimwe nzira. Ndakaita Save (kwete Sevha As). Iyo yaikonzera faira yaive 472KB. Izvo, shamwari dzangu, kumanikidza.

    • Chris Hartzell musi waDecember 20, 2012 pa 3: 13 pm

      Paige, kumanikidza kune zvakawanda zvine chekuita nezvirongwa zvako zvepurogiramu. Iko hakuna nzira mune chero chirongwa kana iwe uine ako ese ehunhu marongero akaisirwa kurudyi kuti iwe rova ​​kusevha uye ipapo ipapo inoenda kune hafu saizi.

  9. Chris Hartzell musi waDecember 20, 2012 pa 3: 22 pm

    Ngatione kana ndichigona kujekesa zvimwe. Kumanikidza panguva yekuchengetedza vs kusevha-se. Mhinduro yakapusa ingori "sevha se" ichagadzirisa zvakare iyo faira. Muedzo wakaitwa makore apfuura wakaona kuti mamwe madhizaina makuru ekugadzirisa data ane IBM, uyo akarova "sevha" kakapetwa kane chiuru muLightroom 2 ine JPEG faira yakaita kufananidza data kune iyo yekutanga faira. Vakawana pasina mutsauko muhuwandu hwe data rakabatwa. Vakazviita ne "save as" uye vakaona kuti mushure meiyo 5th faira nyowani (vachishandisa muenzaniso, raizove "Apple", vozochengetwa zvakare se "Apple 1", vozochengetwa zvakare se "Apple 2", zvadaro yakachengetedzwa zvakare se “Apple 3”, yobva yachengetedzwa zvakare se “Apple 4”, yobva yachengetedzwa zvakare se “Apple 5”), faira rekupedzisira (Apple 5) rakamanikidzwa zvakanyanya pamusoro peiyo yekutanga (Apple) kusvika pa zvichionekwa kuderedzwa. Bvunzo iyi yakadzokororwa ichishandisa PhotoShop uye mhedzisiro yakafanana yakawanikwa. Zvino, mumwe munhu anga aine poindi nezve chirongwa chaunoshandisa. Mamwe mapurogiramu ari nani pane mamwe. Vamwe havazozviita zvakatomboita zvachose, vamwe vanozozviita zvakanyanya. Icho chikonzero ndechekuti kodhi algorithm yekuchengetedza iyo faira haina kuwanikwa muchirongwa, asi inowanikwa mune algorithm yeiyo JPEG fomati pachayo. Rega ndione kana ndichigona kutsanangura sei: Dai mumwe munhu ainyora iyo "hunhu hunhu uye chinangwa" ?? yeJPEG, zvingave zvakanyanya, "kuchengetedza nzvimbo" ??. Tsananguro yakapusa yeiyi ndeye apo iyo faira yave kuda kuponeswa, inotora kutarisa kune imwe pixel uye wotarisa mapikisheni akaikomberedza. Hypothetically semuenzaniso zvinangwa, ngatishandisei 10% pixel tsvuku semuenzaniso. Inotarisa mapikiseli masere akapoterera uye inoona matatu mamwe mapikisheni zvakare akatsvuka. Iwo ari 15% matsvuku, 11% matsvuku, uye 8% matsvuku. Iyo algorithm muJPEG inoti (fungidziro), "chero imwe pikisheni yakatsvuka uye iri pakati pe9% -11% inoshandurwa kuita 10%" ??. Saka iyo 15% inoramba iri 15% pamwe ne8% inoramba yakadaro, asi iyo 11% inodonha kusvika pa10% uye yakabatana neimwe pixel yekuchengetedza dhata nzvimbo. Zvino, mamwe mapurogiramu anokwanisa "kukiya" ?? mapikiseli kana kudzikisa huwandu hwealgorithm. Saka pamwe chirongwa chinodarika icho ndokuti, "Ini handikwanise kukumisa kubva pakutendeuka mapikisheni akakomberedza, asi ndiri kuzonatsiridza renji yako kusvika pa9.5% -10.5%" ??. Kutsunga kwezvinoitwa nechirongwa chega chega hakuzivikanwe (kana kanenge mumaawa angu akawanda ekutarisa handina kuwana chero munhu auya padhuze nekuvawana). Ikoko kunoratidzika kunge kune kwakawanda kutsvagisa mazviri. Kunyanya nekuti ini ndaona kuti kune akawanda misiyano mukuyedza kuitsvaga. Yese kamera inorekodha JPEG nemisiyano yakati siyanei uyezve chirongwa chega chega chinozviitawo. Saka mikana yekuuya nesikero kana girafu inogona kunge isingakwanisike, kana zvirinani zvisingaite kunze kwekunge uri munhu anofinhwa zvikuru nezviuru zvemaawa pamaoko avo. Izvi zvese zvichiri zvechokwadi kana iwe ukachengeta RAW kana TIFF se Ini handinyatso kuziva mhedzisiro yePSD kuJPEG. Ini handina kukwanisa kuwana yakawanda inoshanda data pairi, kunze kwevamwe, "Ndakaedza izvi kumba" ?? mhando yemiedzo. Kana iri yekuchengetedza zvekare PSD, ese data data anonongedzera kwairi anochengeta zana%. Asi kutaura chokwadi handizive kuti yakaedzwa zvakadii.

    • John musi waDecember 14, 2015 pa 6: 54 pm

      Kana iwe ukachengeta seFiles1, wobva File2, wobva File3 uye zvichingodaro zvakasiyana, kuchengetedza seFil2, kuvhura File1 uye kusevha sefaira 2, wozovhura File2 uye kusevha sefaira3. Iwe unogona kuvhura iyo yekutanga faira uye chengeta iyo nguva zhinji sezvaunoda nezita nyowani ine imwechete chete jpg compression yakawedzerwa kune iyo faira. IIf ukavhura faira chengetedza rine zita nyowani. vhura iyo nyowani faira chengetedza iine zita nyowani, vhura IYO faira nyowani, chengetedza nezita idzva, ndipo panogona kuuya nyaya yekumanikidza.

  10. Chris Hartzell musi waDecember 20, 2012 pa 3: 24 pm

    Zvimwe zvinhu zviviri… kana uchinge uchida kutsvaga kuti KAMPI yako kana chirongwa chinobata sei JPEG, unogona kuzviyedza wega: gadzira kamera yako kurekodha RAW + JPEG. Tora pikicha. Vhura zvese muRR. Kutanga, tumira kunze kwenyika TIFF seisina kubatika JPEG. Wobva wavhura uye kutumira iyo yekutanga JPEG isina kubatika. Re-kupinza iyi yakatumirwa kunze kweJPEG uye wozoitumira kunze zvakare. Zvino vhura mafaera ako ese padivi-ne-padivi; TIFF, JPEG kubva kuTIFF, yekutanga JPEG, yekutanga yakabuditsa JPEG, uye yechipiri yakatumira kunze JPEG. Vavhure vese kusvika anosvika mazana mana muzana. Zvino chivaenzanisa vese zvakanyanya. Iyo TIFF inofanirwa kuve yakanakisa. Iyo JPEG kubva kuTIFF uye yekutanga JPEG inofanirwa kuve yechipiri yakanakisa uye ingangoita kunge isina hanya. Mitsara pane imwe inotumirwa kunze kweJPEGs inofanirwa kunge iri jagged kana nyoro. Kusvika padanho ripi rinokuudza ZVAKANAKA izvo kamera / software combo yako ichaita. Saka iwe uri kuenda kutumira yako mufananidzo kure kune printa uye ivo vanotora chero TIFF kana JPEG. Gara uchitumira iyo TIFF pamusoro peJPEG, asi kazhinji iyo TIFF yakakura kwazvo kuti isatumire email. Muchiitiko ichocho, ini ndinotumira JPEG padhuze neyekutanga RAW faira sezvinobvira. Ini zvakare ndichawedzera nezve gumi mapoinzi kune kupinza. Pamaprinta mazhinji, izvi zvinobatsira kudzora mamwe ekumanikidza mhedzisiro muJPEG.

  11. Rachel musi waApril 6, 2016 pa10: 56 am

    Asi ipapo ini ndiri mune yakaipa mamiriro apo ini ndoda kupa iwo mapikicha kune mutengi. Ini handifanire kutumira RAW kana maTIFF mafaera kune vatengi vangu, saka sarudzo chete inomanikidzwa JPGS….!? Ugh! Ini ndiri Newby chaiye uye iyi ndeimwe kana kurwa inhavevwgucg kuchindiita kuti ndide kukanda mapfumo pasi. Ini ndichagadzirisa mune ugh trim kana Photoshop. Yangu yepakutanga 14 meg faira inozo gadziridzwa… ipapo ini "save se" uye ndakanamatira ne4 mg jpg yemutengi. Aaaughhh! Rubatsiro !!

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