Search
Ask A Question
In Process
Avatar
0
Tài Nguyễn Trung Beginner
Asked At: 1663142663000 In: Java
Tài Nguyễn Trung Beginner Asked At: 1663142663000 In: Java
Kiểm tra watermark trong file pdf
Em chào anh ạ. Hiện tại em đang muốn phát hiện những file pdf mà có chứa watermark và đồng thời xóa watermark đó đi. Không biết anh đã từng xử lý vấn đề này bằng java chưa ạ? Em muốn tham khảo cách xử lý của anh ạ. Nếu không có java thì ngôn ngữ khác cũng được ạ. Em cảm ơn anh nhiều ^^
  • 1 Answers
  • 740 Views
  • Answer
java pdf watermark
Remain: 5
1 Answer
Avatar
tvd12 Beginner
Added an answer at: 1663173465000
tvd12 Beginner
Added an answer at: 1663173465000
watemark có thể là bất cứ thứ gì: bitmap, vector, text, và mục tiêu của người dùng nó là để ghi chú hoặc đánh dấu hoặc muốn đánh bản quyền và không muốn người khác xoá đi, nên việc em muốn làm có vẻ không dễ.

Tuy nhiên anh có tìm được 2 hướng dẫn này, em có thể tham khảo xem sao nhé:

  1. https://stackoverflow.com/questions/20351916/how-to-make-my-watermark-text-in-any-pdf-file-as-non-selectable/20361261#20361261
  2. https://blog.conholdate.com/2021/05/28/remove-watermarks-from-pdf-documents-using-java/
  • 1
  • Reply
Ask A Question
  • Questions 1.0K
  • Answers 2.2K
  • Best Answers 131
  • Users 486

Related Questions

Recent Activities

Show All Activities

Top Members

Trending Tags

.net .net core .net oop #formatdate abstract class access app access token ai android ansible anti-flooding apache poi api app architecture artificial intelligence assembly async asyncawait atomicboolean authentication backend backend nestjs background bash script batch bean big project binding bitcoin blockchain blog boot-nodes branch btree bucket4j buffered build bundle c# c# .net cache caching callback career career path cast câu hỏi centos chat cloud cloud reliability commit communication computer science concurrent config-css connection pool content-disposition contract controllerservice convert date to number cookie cors cosmos cosmos-sdk crawl data cron css database database migration datasource datastructure datetime deadlock debug decentralized exchange deep learning deploy contract design patterns design-pattern devops dex di distraction programing dns đồ án tốt nghiệp docker download draw.io du học dữ liệu lớn duration eclip editor elasticsearch email erc20 erc721 estimation eth ethereum ethereum login excel excel-object-mapper exception exception handle exception handler executor export compliance extensions exyfox ezyfox ezyfox-boot ezyfox-server ezyfoxserver ezyhttp ezyjpa ezymq-kafka ezyplatform ezyredis facebook fe filter floating point flutter format json freetank front-end frontend fullstack fulltextsearch future gallery game game-box game-room game-server gateway get get file zip git glide go golang gorilla graduation thesis graphql grapql grpc guide h2 database handy terminal hazelcast hibernate hibernateconfig html http https hyperloglog image index indexing integration-test intellij interface io ioc ipfs isolate issue it java java core java spring java web javacore javascript javaw jenkins jetbrains job join jotform jpa jquery js json json file json to object jsonproperty jsp jsp & servlet junit-test jvm jwt kafka keep promise kerberos keycloak kotlin languague laravel library list load balancer load-balancing lock log log4j log4j-core login lỗi font lưu trữ machine learning macos mail mail template main map maria db math maven merge message queue messaging metamask microservice microservices migration mobile model mongo monitoring mq msgpack multi-threading multiple tenant multithread multithreading mysql n naming naming convention nan netcore netty network networking nft nft game nginx nio node.js nodejs non-blocking io null oop opensource optimize oracle orm otp message paginaiton pagination pancakeswap panic partition pdf pgpool phỏng vấn php plugin pointer postgresql postman pre private_key procedure profile programming programming-language project management promise properties push message android push notification push-noti python python unicode qr qrcode question queue rabbitmq react-native reactive reactjs reactjs download readmoretextview recyclerview redis refactor refresh token regex replica repository request resilence4j resource rest restful resttemplate roadmap room database ropssten ropsten round robin rust rxjava s3 schedule scheduled scheduled spring boot search security send email send mail serialization server servlet session shift jis singleton sjis slack smart contract soap socket socket server soft delete solution sosanh spring spring aop spring boot spring data jpa spring redis spring security spring websocket spring websocket cors spring-boot-test spring-jpa springboot springsecurity springwebflux mysql sql sql server sse ssl ssl email stackask storage stream stream api stress test stresstest structure trong spring boot study synchronize synchronized system environment variables tcp test thiết kế tầng trong dự án thread thread pool threadjava threadpool thymeleaf tomcat totp tracking location transaction transfer transfer git udp uniswap unit test unity upload upload file utf-8 file validate validate date vector video call vietqr view volatile vue vue cli vuejs watermark web web3 web3 client webassembly webflux webpack webrtc websocket windows 11 winforms wordpress work xss zip file zookeeper