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

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

2022-09-14 0 1,474
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 An open-source tool that supports converting multiple file formats to PDF and images插图2

 

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.

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Ictcoder Free Source Code An open-source tool that supports converting multiple file formats to PDF and images https://ictcoder.com/an-open-source-tool-that-supports-converting-multiple-file-formats-to-pdf-and-images/

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Q&A
  • 1. Automatic: After making an online payment, click the (Download) link to download the source code; 2. Manual: Contact the seller or the official to check if the template is consistent. Then, place an order and make payment online. The seller ships the goods, and both parties inspect and confirm that there are no issues. ICTcoder will then settle the payment for the seller. Note: Please ensure to place your order and make payment through ICTcoder. If you do not place your order and make payment through ICTcoder, and the seller sends fake source code or encounters any issues, ICTcoder will not assist in resolving them, nor can we guarantee your funds!
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  • 1. Default transaction cycle for source code: The seller manually ships the goods within 1-3 days. The amount paid by the user will be held in escrow by ICTcoder until 7 days after the transaction is completed and both parties confirm that there are no issues. ICTcoder will then settle with the seller. In case of any disputes, ICTcoder will have staff to assist in handling until the dispute is resolved or a refund is made! If the buyer places an order and makes payment not through ICTcoder, any issues and disputes have nothing to do with ICTcoder, and ICTcoder will not be responsible for any liabilities!
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  • 1. ICTcoder will permanently archive the transaction process between both parties and snapshots of the traded goods to ensure the authenticity, validity, and security of the transaction! 2. ICTcoder cannot guarantee services such as "permanent package updates" and "permanent technical support" after the merchant's commitment. Buyers are advised to identify these services on their own. If necessary, they can contact ICTcoder for assistance; 3. When both website demonstration and image demonstration exist in the source code, and the text descriptions of the website and images are inconsistent, the text description of the image shall prevail as the basis for dispute resolution (excluding special statements or agreements); 4. If there is no statement such as "no legal basis for refund" or similar content, any indication on the product that "once sold, no refunds will be supported" or other similar declarations shall be deemed invalid; 5. Before the buyer places an order and makes payment, the transaction details agreed upon by both parties via WhatsApp or email can also serve as the basis for dispute resolution (in case of any inconsistency between the agreement and the description of the conflict, the agreement shall prevail); 6. Since chat records and email records can serve as the basis for dispute resolution, both parties should only communicate with each other through the contact information left on the system when contacting each other, in order to prevent the other party from denying their own commitments. 7. Although the probability of disputes is low, it is essential to retain important information such as chat records, text messages, and email records, in case a dispute arises, so that ICTcoder can intervene quickly.
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  • 1. As a third-party intermediary platform, ICTcoder solely protects transaction security and the rights and interests of both buyers and sellers based on the transaction contract (product description, agreed content before the transaction); 2. For online trading projects not on the ICTcoder platform, any consequences are unrelated to this platform; regardless of the reason why the seller requests an offline transaction, please contact the administrator to report.
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