“img2pdf” is a command-line tool designed for converting raster images to PDF format without loss of quality. It allows users to convert one or more raster images, such as JPEG, PNG, or TIFF files, into a single PDF document. This tool is particularly useful for tasks such as converting scanned documents, image-based reports, or photographs into PDF format for easier distribution, sharing, or archival purposes. Here are some key features and aspects of “img2pdf”:
- Lossless Conversion: “img2pdf” ensures lossless conversion of raster images to PDF, meaning that the quality and fidelity of the original images are preserved in the resulting PDF document. This is achieved by embedding the image data directly into the PDF file without any compression or degradation.
- Support for Various Image Formats: The tool supports a wide range of raster image formats, including JPEG, PNG, TIFF, BMP, GIF, and others. Users can convert images in any of these formats to PDF using “img2pdf,” providing flexibility and compatibility with diverse image sources.
- Batch Processing: “img2pdf” supports batch processing, allowing users to convert multiple image files into a single PDF document in a single operation. This is useful for handling large collections of images or automating the conversion process for efficiency and convenience.
- Customization Options: “img2pdf” provides various options for customizing the output PDF document, such as setting the paper size, orientation, margins, and image scaling. Users can specify these parameters according to their preferences or requirements for the resulting PDF document.
- Command-Line Interface: Being a command-line tool, “img2pdf” is designed to be run from the terminal or command prompt, making it suitable for use in scripts, batch files, or automated workflows. This command-line interface provides flexibility and control over the conversion process.
- Cross-Platform Compatibility: “img2pdf” is compatible with various operating systems, including Linux, macOS, and Windows, ensuring that users can utilize the tool regardless of their preferred platform.
- Open Source and Free: “img2pdf” is an open-source project, meaning that its source code is freely available for inspection, modification, and redistribution under an open-source license. This allows users to contribute improvements, report issues, or customize the tool to suit their specific needs.
- Documentation and Support: The project’s website provides documentation and support resources to help users get started with “img2pdf,” including usage instructions, command syntax, options, examples, and troubleshooting tips. Additionally, users can access community forums, issue trackers, or mailing lists for further assistance or collaboration.
Overall, “img2pdf” is a versatile and efficient tool for converting raster images to PDF format with minimal effort and maximum quality preservation. Its lossless conversion, support for various image formats, batch processing capabilities, customization options, and cross-platform compatibility make it a valuable asset for anyone needing to convert images to PDF documents.
img2pdf Command Examples
1. Convert multiple images to a single PDF, each image being on its own page:
# img2pdf {{path/to/image1.jpg}} {{path/to/image2.jpg}} --output {{path/to/file.pdf}} 2. Convert only the first frame of a multi-frame image to PDF:
# img2pdf {{path/to/file.gif}} --first-frame-only --output {{path/to/file.pdf}} 3. Auto orient the image, use a page size of A4 in landscape mode, and set a border of 2cm horizontally and 5.1cm vertically:
# img2pdf {{path/to/file.jpg}} --auto-orient --pagesize {{A4^T}} --border {{2cm}}:{{5.1cm}} --output {{path/to/file.pdf}} 4. Shrink only larger images to a 10cm by 15cm rectangle inside a 30x20cm page:
# img2pdf {{path/to/file.tiff}} --pagesize {{30cm}}x{{20cm}} --imgsize {{10cm}}x{{15cm}} --fit {{shrink}} --output {{path/to/file.pdf}} 5. Convert an image to PDF, and specify metadata for the resulting file:
# img2pdf {{path/to/file.png}} --title {{title}} --author {{author}} --creationdate {{1970-01-31}} --keywords {{keyword1 keyword2}} --subject {{subject}} --output {{path/to/file.pdf}}