reimg

A simple CLI tool for web image resizing, using image-rs.

Installation

cargo install reimg

You can also download the prebuilt binary from the release page

Usage

reimg uses stdin/stdout to read and write image data.

reimg -w 512 -h 512 --cover -f avif < input.jpg > output.avif

You can use reimg as a sub-command in your app. For example, resize and transform images in Bun:

const out = await Bun.$`reimg -w ${512} -h ${512} --cover -f avif < ${Bun.file("input.jpg")}`.quiet()
const res = new Response(out.arrayBuffer(), {
  headers: {
    "Content-Type": "image/avif"
  }
})

Options

$ reimg

Usage: reimg [OPTIONS] < input_image_file > output_image_file

Options:
  -w, --width   <width>   Set the width of the output image
  -h, --height  <height>  Set the height of the output image
  --fit         <fit>     Set the fit mode for the resize operation [possible values: cover, contain, scale-down]
    --cover               Resize the image to fill the given dimensions, cropping if necessary
    --contain             Resize the image to fit the given dimensions
    --scale-down          Resize the image to fit the given dimensions, but not larger than the original
  -q, --quality <quality> Set the quality of the output image [default: 85]
  -f, --format  <format>  Set the format of the output image [possible values: jpeg, png, webp, avif, ico]
  -i, --info              Show image metadata

License

MIT