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An open-source tool that supports converting multiple file formats to PDF and images

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2022-09-14 0 1,085

Resource Number 38418 Last Updated 2025-02-24

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In this issue, we recommend a tool that supports file format conversion to convert multiple formats to PDF format – docpreview.

An open-source tool that supports converting multiple file formats to PDF and images插图

docpreview is a tool that can convert a variety of file formats to pdf and image formats, and supports online preview display. THE FUNCTIONS THAT HAVE BEEN IMPLEMENTED ARE: MULTI-FORMAT TO PDF FORMAT, OFFICE TO PNG FORMAT, ONLINE PREVIEW FILE, MOBILE PREVIEW VIEW FILE.

Formats that support conversion
Image preview:.gif, bmp, jpeg, jpg, png, and ico
Document preview:.doc, docx, xls, xlsx, ppt, pptx
PDF file: pdf
Text file: txt
Audio files: mp3, ogg, wav
Video files: mp4, webm, mkv
Online Demo

Address:
http://up.icuapi.com/index

An open-source tool that supports converting multiple file formats to PDF and images插图1

How it works

Install LibreOffice

LibreOffice is installed in the environment where the program is running, and PDF conversion is done based on LibreOffice (OpenOffice is also available).

LibreOffice Installation Tutorial:
http://wiki.nooss.cn/archives/420.html

Linux installation font (garbled characters will occur if not installed):
http://wiki.nooss.cn/archives/406.html

Package the source code

Code Address:
https://gitee.com/hcwdc/docpreview

Copy the files from the source code and add them to your own code
Package this demo as a jar and introduce it into your own project

API introduction

File upload

http://ip:port/demo/upload

Convert files to PDF

The file is converted to PDF first, and then converted to image using PDFBOX.

http://ip:port/demo/toPdf

Parameter configuration

castle:
upload:
# Configure the accessible path by yourself
fileDomain: http://up.hcses.cn/pdftools # The address where the file can be accessed
fileServerPath: /www/wwwroot/up.hcses.cn/pdftools/ # The server storage location of the original file

This project uses the MIT open source license, and you can read more about it by yourself.

资源下载此资源为免费资源立即下载

Telegram:@John_Software

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Q&A

What is the delivery method?

1, automatic: after taking the photo, click the (download) link to download; 2. Manual: After taking the photo, contact the seller to issue it or contact the official to find the developer to ship.

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How long is the trading cycle?

1, the default transaction cycle of the source code: manual delivery of goods for 1-3 days, and the user payment amount will enter the platform guarantee until the completion of the transaction or 3-7 days can be issued, in case of disputes indefinitely extend the collection amount until the dispute is resolved or refunded!

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Matters needing attention

1. Heptalon will permanently archive the process of trading between the two parties and the snapshots of the traded goods to ensure that the transaction is true, effective and safe! 2, Seven PAWS can not guarantee such as "permanent package update", "permanent technical support" and other similar transactions after the merchant commitment, please identify the buyer; 3, in the source code at the same time there is a website demonstration and picture demonstration, and the site is inconsistent with the diagram, the default according to the diagram as the dispute evaluation basis (except for special statements or agreement); 4, in the absence of "no legitimate basis for refund", the commodity written "once sold, no support for refund" and other similar statements, shall be deemed invalid; 5, before the shooting, the transaction content agreed by the two parties on QQ can also be the basis for dispute judgment (agreement and description of the conflict, the agreement shall prevail); 6, because the chat record can be used as the basis for dispute judgment, so when the two sides contact, only communicate with the other party on the QQ and mobile phone number left on the systemhere, in case the other party does not recognize self-commitment. 7, although the probability of disputes is very small, but be sure to retain such important information as chat records, mobile phone messages, etc., in case of disputes, it is convenient for seven PAWS to intervene in rapid processing.

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Systemhere declaration

1. As a third-party intermediary platform, Qichou protects the security of the transaction and the rights and interests of both buyers and sellers according to the transaction contract (commodity description, content agreed before the transaction); 2, non-platform online trading projects, any consequences have nothing to do with mutual site; No matter the seller for any reason to require offline transactions, please contact the management report.

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