Los ifayile ye metadata Kwi-Android, imethadatha yinxalenye ebalulekileyo yolawulo lwedijithali lwangoku kunye nobumfihlo babasebenzisi. Le datha efakwe kuzo zonke iintlobo zeefayile zedijithali zisebenza njengolwazi olongezelelweyo, oluhlala lungabonakali kumsebenzisi, luchaza imvelaphi yefayile, uqwalaselo, ukusetyenziswa, ukuguqulwa, kunye nezinye iinkcukacha. Nokuba ngumfanekiso, ividiyo, ifayile yeaudio, okanye uxwebhu lwePDF, kusenokwenzeka ukuba ibandakanya imethadatha enokuba luncedo kumbutho, kodwa ikwabeka imingcipheko yabucala ukuba ayilawulwa kakuhle.
Yintoni imetadata kwaye kutheni ibalulekile kwi-Android?
Los imethadatha Le datha echaza enye idatha. Kumxholo weefayile zedijithali kwi-Android, olu lulwazi olufihliweyo ngaphakathi kweefayile ezibonelela ngeenkcukacha malunga nomxholo wabo, ubunikazi, imvelaphi, okanye ukusetyenziswa. Umzekelo, ifoto ethathwe ngefowuni yakho isenokuba nedathadatha efana ne umhla kunye nexesha yokubamba, i imodeli yekhamera, iiparamitha ezifana nesantya sokuvala okanye i-ISO, kwaye ukuba i-geolocation ibisebenza, ne Ukulungelelaniswa kweGPS inyani.
Kwiifayile zeaudio kunye nevidiyo, imethadatha ingabonisa i codec esetyenzisiweyo, la Ixesha, i umculi, i albhamu okanye umhla wokudalaAmaxwebhu afana neePDF, amaxwebhu eLizwi, okanye iifayile zefu zinokugcina ulwazi malunga nombhali, umhla wokuguqula, imbali yokutshintsha, kunye nezinye iimpawu eziphambili.
Ukubaluleka kwemetadata kuku:
- Ukuququzelela umbutho yeefayile kunye nophendlo lwazo kwizixhobo eziphathwayo kunye namaqonga elifu.
- Nika umxholo kuphando, umsebenzi wasenkundleni nakwinkundla yezomthetho.
- Vumela isalathisi kunye nokuhlelwa ngokuzenzekelayo kwiinkonzo ezifana ne-Google Drive, Iifoto zikaGoogle okanye amaqonga okugcina ilifu.
- Lungiselela amava omsebenzisi ukuchonga iifayile ngokukhawuleza nge-thumbnails okanye iinkcukacha.
Nangona kunjalo, ezi datha nazo zinokuthi lalanisa ubumfihlo, njengoko zinokutyhila inkcazelo enobuzaza—ukususela kwindawo ohlala kuyo ukuya kwimikhwa yobuqu—ukuba ayilawulwa kakuhle ngaphambi kokwabelana ngeefayile.
Iintlobo zemethadatha kwiifayile ze-Android
Imethadatha inokuhlelwa ngokohlobo lwefayile:
- Imifanekiso kunye neefoto: Zibandakanya imetadata ye-EXIF ​​(ulwazi lwekhamera, umhla kunye nexesha, indawo ye-GPS, isoftware esetyenzisiweyo, njl.njl.), IPTC (ulwazi lwamalungelo, umbhali, izihloko) kunye ne-XMP (iithegi, iinkcazo ezongezelelweyo).
- IiVideos: Idatha malunga nesisombululo, i-codec esetyenzisiweyo, i-bitrate, ubude bexesha, usuku lokudala, i-thumbnails kwaye ngamanye amaxesha indawo.
- Iifayile zesandi: Ulwazi malunga negcisa, icwecwe, unyaka, uhlobo, ubugcisa bekhava, kunye nezinye iinkcukacha ezifana ne-bitrate kunye nobude.
- Amaxwebhu (PDF, iLizwi, njl.): Igama lombhali, indalo kunye nomhla wokuhlaziya, isoftware, imbali, kunye nezimvo ezizinzisiweyo.
- Iifayile efini: Ukulandelela umsebenzi weePropati, imbali yoguqulelo, iimvume kunye neelog zokufikelela.
Uyijonga njani imetadata yefayile kwi-Android?
I-Android ibonelela ngeendlela ezahlukeneyo zemveli kunye ne-app-based yokujonga imetadata yefayile ngokuxhomekeke kuhlobo lwefayile:
Jonga imetadata yemifanekiso kunye neefoto
- Iifoto zikaGoogle: Vula nawuphi na umfanekiso kwaye ucofe i-icon yolwazi ukuze ufikelele kwiinkcukacha ezinjengomhla, indawo, isixhobo, kunye noseto lwekhamera.
- Igalari yakho yeselula: Iinkqubo ezininzi zegalari zikuvumela ukuba ujonge "iiNkcukacha" apho i-EXIF ​​kunye nenye imethadatha esisiseko ivela khona.
Ngolwazi phambili ngakumbi okanye iyahlelwa, kukho izicelo ezizodwa:
- Ifoto Exif Umhleli: Ikuvumela ukuba ujonge kwaye uhlele i-EXIF ​​metadata kunye ne-geolocation.
- I-EXIF Pro-ExifTool ye-Android: Jonga kwaye uhlele imetadata yemifanekiso, iividiyo, kunye nezinye iifomati.
- Ulwazi lweMetadata yemidiya: Ibonisa ulwazi lwemethadatha kwimifanekiso, iividiyo, kunye nesandi, kunye nokukhetha ukususa ulwazi olubuthathaka.
Jonga imetadata kwiividiyo kunye nesandi
- Usetyenziso olunje ngeMX Player okanye iVLC: Banikezela ukufikelela kwiinkcukacha eziphambili: i-bitrate, i-codec, imibhalo engezantsi, umbhali, njl.
- Izixhobo ezinje ngokufumana iMetadata: Bakuvumela ukuba ujonge imethadatha efihliweyo yeevidiyo kunye namaxwebhu kwi-intanethi.
Jonga imethadatha kumaxwebhu ePDF kunye neefayile zelifu
- Ezinye ii-apps ze-PDF (umzekelo, i-Adobe Acrobat Reader okanye i-Ofisi ye-WPS) ikuvumela ukuba ujonge ulwazi lwamaxwebhu olufana nombhali, umhla, kunye nesoftware yokudala.
- Kwiifayile ezikuGoogle Drive, fikelela kwiinkcukacha zefayile ukujonga iipropati, imbali, kunye nezithonjana.
Ukuhlela kunye nokucima iMetadata kwiiFayile ze-Android
Ukulawula imetadata kubalulekile ekukhuseleni i ngasese, ngakumbi ngaphambi kokwabelana ngeefayile ezibuthathaka njengemifanekiso kwimidiya yoluntu, umsebenzi wobuchwephesha, okanye amaxwebhu omntu. Kwi-Android, ukususa okanye ukulungisa imethadatha kulula ngezixhobo ezahlukeneyo:
Susa imetadata yomfanekiso (EXIF)
- Ifoto Exif Umhleli: Khetha ifoto, khetha imethadatha oza kuyisusa (indawo, umhla, njl.), kwaye ugcine inguqulelo ecociweyo.
- I-advanteji: ujongano olulula kunye nokukwazi ukuhlela okanye ukucima idatha ethile.
- I-EXIF Pro-ExifTool ye-Android: Ijolise kubasebenzisi abaphambili, ikuvumela ukuba uhlele kwaye ucime uluhlu olubanzi lweemethadatha, nakwiibhetshi.
- Izixhobo ze-Intanethi: Platforms ezifana Iindlela ezisebenzayo zokucima imethadatha kwiifoto zakho kwi-Android Izixhobo zewebhu zikuvumela ukuba ulayishe kwaye ucoce imifanekiso, iiPDF, kunye namaxwebhu eLizwi ngemizuzwana. Khumbula, ezi zinokuba nobungakanani okanye imida yabucala.
Susa imethadatha kwiividiyo kunye namaxwebhu
- Izixhobo ezinje ngokufumana iMetadata: Iluncedo kumaxwebhu kunye neevidiyo. Faka nje ifayile kwaye ukhethe ulwazi ofuna ukulucoca.
- Kwezinye izixhobo, unokususa ulwazi olusisiseko kwimenyu ethi "Iinkcukacha" okanye "iiProperties" zeefayile, nangona oku kungasoloko kukuvumela ukuba ucime yonke imethadatha efakwe ngaphakathi.
Hlela imetadata yePDF kunye neefayile zamaxwebhu
- ukuba PDFEzinye ii-apps eziphathwayo zikuvumela ukuba uhlele iipropati ezifana nesihloko, umbhali, amagama angundoqo, kunye nomhla wokudala ngokuthe ngqo kwi-Android, eluncedo kubafundi kunye neengcali.
- izixhobo Advanced ezifana Uyilawula njani imetadata yefayile kwi-Android nikela ngesambuku sePDF semetadata ukuhlela amandla kubaphuhlisi kunye nabasebenzisi abanamava.
- Kwiifayile zefu (ezifana ne-Google Drive), iinkcukacha zokufikelela ukuhlela igama, inkcazo, kunye neempawu ezibonakalayo, kodwa qaphela ukuba enye i-metadata yobugcisa ayinakucinywa kwinqanaba lomsebenzisi.
Cima iipropati zomntu kumaxwebhu eOfisi
- Usetyenziso lweOfisi ye-Android lukuvumela ukuba, kwezinye iimeko, ususe okanye uhlele iinkcukacha zobuqu kwiisetingi zolwazi lwefayile phambi kokwabelana.
Guqula indawo yomfanekiso kwi-Android
La geolocation Yenye yezona zinto zinobuntununtunu kwaye ngamanye amaxesha ibeka esichengeni imetadata kwiifoto eziphathwayo. Ukuba ufuna ukucima okanye ukutshintsha indawo erekhodwe kumfanekiso:
- I-USA Ifoto yomhleli we-Exif:
- Vula ifoto kwi-app.
- Yiya kwi-GPS okanye icandelo le-geolocation.
- Hlela okanye ucime ulungelelwaniso njengoko ukhetha.
- Gcina umfanekiso phambi kokuba wabelane ngawo.
- Ezinye ii-apps eziphucukileyo zikuvumela ukuba ufake ngesandla ulungelelwaniso olutsha okanye ucime kuphela inxenye yolwazi lwe-GPS, ushiya yonke imetadata yonakele.
Ukulungisa olu lwazi kunokubaluleka kubasebenzisi abafuna ukwabelana ngemifanekiso kwimidiya yoluntu okanye iiforum ngaphandle kokubeka indawo yabo yokwenyani. Ukuntywila nzulu kwezona zenzo zilungileyo, ndwendwela Indlela yokuhambisa iifoto ukusuka kwi-Android ukuya kwenye.
Imethadatha kwiinkonzo zokugcina ilifu (Google Drive, Dropbox, etc.)
Kwiinkonzo ezifana Google Drive, imetadata ibandakanya ulwazi lobugcisa kuphela, kodwa kunye neempawu ezifana nezi:
- Igama lefayile kunye nendlela.
- Ubungakanani, uhlobo lwefayile kunye nolwandiso.
- Ukudala, ukuguqulwa kunye nomhla wokugqibela wokuvula.
- Iimvume zokufikelela kunye notshintsho kubo.
- Isicatshulwa esinesalathisi kunye ne-thumbnails yokukhangela ngokukhawuleza.
Usetyenziso lunokuhlaziya iipropati ezithile ngee-APIs, kodwa kuya kuhlala kukho imetadata egcinwa kwimbali yefayile kwaye ifikeleleka kubalawuli okanye ngeenjongo zomthetho. Ukufumana iinkcukacha ezingaphezulu kulawulo lwefayile yefu, bona Iisayithi ezilungileyo zokukhuphela ii-APK ezikhuselekileyo kwi-Android.
Kubalulekile: Ukuba ulayisha imifanekiso okanye amaxwebhu kwindawo yokugcina ilifu, hlaziya iinketho zakho zabucala kwaye uqonde ukuba loluphi ulwazi olubonakalayo kwabanye abasebenzisi okanye abasebenzisana nabo.
Iingcebiso kunye nezenzo ezilungileyo zolawulo olukhuselekileyo lwemethadatha
- Ngaphambi kokwabelana ngeefayile zedijithali (ingakumbi imifanekiso yobuqu okanye amaxwebhu), susa imetadata enovakalelo njengendawo, umbhali, okanye imbali yohlengahlengiso ukuba awufuni kutyhila iinkcukacha zabucala.
- Soloko usebenzisa izicelo ezithembekileyo nezihlaziywayo kokubini ukujonga nokuhlela okanye ukucima imetadata.
- Uphonononga ubumfihlo kunye nesetingi zemvume rhoqo kwiinkonzo zokugcina ilifu.
- Ukuba usebenza kwiinkalo zobungcali (umzekelo, ezomthetho, ubuntatheli, okanye uphando), cinga ukusebenzisa ii-apps ezikwinqanaba eliphezulu ukulawula imetadata kunye nokugcina ukulandeleka okanye ukungaziwa xa kukho imfuneko. Ukufumana iingcebiso ezingaphezulu, ndwendwela Amaqhinga angcono okunciphisa ukusetyenziswa kwedatha kwi-Android.
- Gcina ukhumbule ukuba ezinye iinkqubo zokusebenza okanye amaqonga anokugcina iinguqulelo ezindala zeefayile, kubandakanywa nemethadatha yazo yangaphambili, nasemva kokuhlela okanye ukucima ulwazi.
Imethadatha zizixhobo ezinamandla zokulungelelanisa nokulawula iifayile, kodwa zifuna a ulawulo olunoxanduva Ukuthintela ukuvuza kolwazi lomntu okanye lobungcali. Enkosi kwiinketho ezibonelelwa yi-Android-nokuba kungee-apps zomthonyama, usetyenziso olukhethekileyo, okanye iinkonzo zelifu-ungalawula, uhlele, kwaye ucime imethadatha, uhlengahlengiso inqanaba labucala kwiimfuno zakho. Soloko ugcina ulawulo koko wabelana ngako kwaye uthathe ithuba leefitsha ezibonelelwa yi-Android ecosystem ukukhusela isazisi sakho kunye nedatha kwixesha ledijithali.
