QR Code nyeem ntawv
Puas muaj QR code raws li daim duab - lub screenshot, duab, cov ntaub ntawv rub tawm? Muab tso rau hauv qab no thiab nyeem nws cov ntsiab lus tam sim ntawd. Cov duab tau txiav txim siab hauv koj tus browser thiab tsis tau rub tawm.
Tso ib daim duab ntawm no los yog nyem xaiv cov ntaub ntawv
PNG, JPEG, WebP, GIF - decoded hauv zos nrog jsQR, tsis muaj dab tsi tawm hauv koj lub cuab yeej
Nyeem QR code los ntawm daim duab — yam xyuam xim
QR cov lej tuaj txog raws li cov duab txhua lub sijhawm: daim duab thaij duab los ntawm kev sib tham, daim duab ntawm daim ntawv tshaj tawm, daim ntawv txuas PDF, tus lej kos hauv email. Lub koob yees duab hauv xov tooj tsis tuaj yeem pab muaj - koj yuav tsum txiav txim siab lub pixels. Feem ntau "QR nyeem ntawv" cov vev xaib upload koj cov duab rau lawv lub server ua ntej; nplooj ntawv no tsis muaj. Cov ntaub ntawv qhib nrog ib lub zos FileReader, decoded nyob rau hauv ib lub canvas los ntawm lub jsQR tsev qiv ntawv khiav hauv koj tus browser, thiab cov bytes yeej tsis tawm hauv koj lub tshuab.
Dab tsi koj tau txais los ntawm scan
- Cov ntsiab lus raw - cov ntawv them nqi pes tsawg ntawm tus lej, npaj luam tawm.
- Ib hom lus qhia - kev sib txuas ua tau clickable, Wi-Fi daim ntawv pov thawj (WIFI:S:…;P:…;), emails, xov tooj thiab geolocation txuas tau lees paub.
- Kev paub meej - QR version thiab cov ntaub ntawv koj txiav txim los ntawm.
Tau txais kev nyeem ntawv ntseeg tau
- Crop yog li QR code sau feem ntau ntawm cov ncej - cov lej me me hauv cov duab loj feem ntau ua tsis tiav.
- Tag nrho peb lub kaum plaub squares yuav tsum pom tag nrho, tsis muaj glare lossis plooj.
- Cov screenshots compressed heev (hnyav JPEG artefacts) tuaj yeem rhuav tshem kev txiav txim siab - rov thaij duab ntawm qhov zoo tag nrho yog tias nyeem tsis tau.
Phishing tiv thaiv: Kev txiav txim siab luam tawm lossis emailed QR code ua ntej qhib nws yog tus cwj pwm zoo tshaj plaws - koj pom qhov tseeb qhov chaw tsis txhob tso siab rau tus ncej zoo nkauj nyob ib puag ncig nws.
Ua haujlwm nrog lub koob yees duab nyob? Siv cov QR code scanner - tib tus qauv kev ceev ntiag tug, video real-time.
QR nyeem cov lus nug
Puas yog kuv daim duab uploaded rau lub server?
Tsis yog. Daim duab tau qhib hauv koj lub browser thiab txiav txim siab los ntawm JavaScript khiav ntawm koj lub cuab yeej. Nws yeej tsis kis, khaws cia lossis pom los ntawm lwm tus.
Cov duab hom twg ua haujlwm?
Txhua yam koj tus browser tuaj yeem qhib: PNG, JPEG, WebP, GIF, BMP thiab ntau dua. Cov duab ntawm QR cov lej ua haujlwm ntev npaum li tus lej yog qhov ntse, pom pom thiab tsim nyog loj hauv tus ncej.
Kuv tus lej QR tsis raug kuaj pom - Kuv tuaj yeem sim ua dab tsi?
Qoob loo daim duab kom tus QR code sau feem ntau ntawm cov ncej, xyuas kom tag nrho peb lub ces kaum squares pom tag nrho, thiab tsis txhob plooj, glare lossis hnyav compression. Blurry los yog cov lej me me yog qhov ua rau feem ntau ntawm kev nyeem tsis tau.